CN108816640B - Automatic chopsticks painting machine - Google Patents
Automatic chopsticks painting machine Download PDFInfo
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- CN108816640B CN108816640B CN201811064242.1A CN201811064242A CN108816640B CN 108816640 B CN108816640 B CN 108816640B CN 201811064242 A CN201811064242 A CN 201811064242A CN 108816640 B CN108816640 B CN 108816640B
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- 238000010422 painting Methods 0.000 title claims abstract description 33
- 239000003973 paint Substances 0.000 claims abstract description 58
- 230000007246 mechanism Effects 0.000 claims abstract description 49
- 238000007599 discharging Methods 0.000 claims abstract description 23
- 230000009471 action Effects 0.000 claims abstract description 11
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 8
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 239000013013 elastic material Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 5
- 230000002950 deficient Effects 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 8
- 210000003813 thumb Anatomy 0.000 description 6
- 230000007547 defect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000001953 sensory effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C3/00—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material
- B05C3/02—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material
- B05C3/09—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material for treating separate articles
- B05C3/10—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material for treating separate articles the articles being moved through the liquid or other fluent material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C13/00—Means for manipulating or holding work, e.g. for separate articles
- B05C13/02—Means for manipulating or holding work, e.g. for separate articles for particular articles
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Abstract
The invention discloses an automatic chopstick lacquering machine, which comprises a frame, a feeding device, a lacquering device, a discharging device, a tray device, a conveying belt and an electric control device, wherein the feeding device is arranged on the frame; the feeding device comprises a feeding hopper and a conveying roller device; the feeding device is positioned at one end of the conveying roller device and comprises a conveying device, a sliding mechanism and a clamping device; the sliding mechanism is arranged on the conveying device and synchronously operates with the conveying device, and the clamping device is connected to the sliding mechanism; the painting device comprises a horizontal moving device, a rotating device and a paint box; the discharging device is located below the painting device and comprises a lifting device and a clamping device, and the lifting device drives the clamping device to lift and move. The lacquering machine has reasonable and compact structure, realizes automatic operation in the lacquering process, reduces labor force and action standard, improves lacquering quality, reduces the output of defective products and greatly improves productivity.
Description
Technical Field
The invention relates to the technical field of machinery, in particular to an automatic chopstick lacquering machine.
Background
Chopsticks are a great invention of Chinese nationalities, and influence the life of people at any time. The specification, color, quality grade of the chopsticks product and whether the surface of the chopsticks has flaws such as chromatic aberration, specks, paint marks and the like directly affect the hand feeling and the sensory quality of the chopsticks, and the painting of the chopsticks is a key process for guaranteeing the quality.
The existing chopsticks are painted by manually drawing paint. The tail end of the chopsticks is held by an operator, the chopsticks are stretched into the paint box from the small hole, and then the chopsticks are pulled out from the small hole.
However, the manual paint drawing process has a great disadvantage. When the manual paint drawing is performed, the worker repeats the actions of feeding and drawing, the paint drawing time is longer, and the efficiency is lower. The manual paint drawing is easy to deform due to action, the paint drawing effect is affected, the surface of the chopsticks is easy to have the defect of paint hanging, and the phenomenon of paint dripping can also occur when the chopsticks are drawn out. Therefore, there is a need for an apparatus that can achieve automatic painting with high efficiency and good painting quality.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide an automatic chopstick lacquering machine which has high production efficiency and good lacquering quality.
In order to achieve the above purpose, the following technical scheme is adopted:
The automatic chopstick lacquering machine comprises a frame, a feeding device, a lacquering device, a discharging device, a tray device, a conveyer belt and an electric control device for realizing the automatic control of the lacquering machine, wherein the feeding device, the lacquering device, the discharging device, the tray device and the conveyer belt are arranged on the frame;
the feeding device comprises a feeding hopper and a conveying roller device, and the conveying roller device is arranged below the feeding hopper;
The feeding device is positioned at one end of the conveying roller device and comprises a conveying device, a sliding mechanism and a clamping device; the conveying device is arranged on the frame, the sliding mechanism is arranged on the conveying device and synchronously operates with the conveying device, and the clamping device is connected to the sliding mechanism;
The painting device is positioned at the other end of the conveying roller device and comprises a horizontal moving device, a rotating device and a paint box; the horizontal moving device is arranged on the frame, the rotating device is arranged on the horizontal moving device, the horizontal moving device drives the rotating device and the paint box to move, and the rotating device drives the paint box to rotate around a central line; chopstick holes are longitudinally arranged on the front end face of the paint box at intervals;
The discharging device is positioned below the painting device and comprises a lifting device and a clamping device, the lifting device is arranged on the frame, the clamping device is arranged on the lifting device, and the lifting device drives the clamping device to lift and run;
The conveying belt is arranged on the frame, and the tray device is positioned on the conveying belt and below the discharging device.
Preferably, the clamping device comprises a cylinder mechanism and a clamping plate, and the cylinder mechanism is matched and clamped with the clamping plate; the cylinder mechanism comprises a plurality of branch cylinders which are longitudinally arranged and downward arranged and a connecting plate, the connecting plate is adjustably connected to the sliding mechanism, and the branch cylinders are connected with the connecting plate; the clamping plate is mounted on the sliding mechanism and located below the branch cylinder.
Preferably, the branch cylinder is a double-shaft double-rod cylinder and comprises a cylinder body, two piston rods and a baffle, wherein the baffle is connected to the end parts of the two piston rods; the clamping plates are longitudinally provided with a plurality of clamping grooves at intervals, and the number and the positions of the clamping grooves correspond to those of the branch air cylinders.
Preferably, the horizontal moving device comprises two overhead sliding rods, sliding blocks, a supporting frame and a driving assembly, wherein the sliding rods, the sliding blocks, the supporting frame and the driving assembly are arranged on the rack, the sliding blocks are arranged on the sliding rods in a sliding mode, the supporting frame is adjustably connected to the sliding blocks, and the paint box is connected with the supporting frame; the driving component is arranged on the rack and connected with the supporting frame, and drives the paint box to run along the sliding rod; the rotating device is arranged on the supporting frame and connected to the middle parts of two side surfaces of the paint box, the paint box is driven to rotate around a central line, and the chopstick holes are provided with rubber gaskets.
Preferably, the driving assembly comprises a stepping motor, a ball screw, a fixed seat and a connecting block, wherein the ball screw comprises a screw rod and a ball nut sleeved on the screw rod, the screw rod is connected with an output shaft of the stepping motor, the ball nut is connected with the fixed seat, and the fixed seat is connected with the rack; the casing of the stepping motor is connected with the connecting block, and the connecting block is connected with the supporting frame.
Preferably, the lifting device comprises two screw rod devices which are oppositely arranged left and right and vertically, the clamping device comprises a clamping plate, a clamping block assembly and a clamping driving mechanism, the clamping driving mechanism is arranged on the screw rod devices, and the clamping plate and the clamping block assembly are connected with the clamping driving mechanism; clamping grooves are formed in the side ends of the clamping plates, and the positions of the clamping grooves correspond to the positions of the clamping block components; the clamping plate and the clamping block component are matched for clamping under the action of the clamping driving mechanism.
Preferably, the material clamping block assembly comprises a plurality of groups of elastic material clamping block assemblies, a first supporting rod, a second supporting rod and a connecting rod, wherein two ends of the first supporting rod are connected with the material clamping driving mechanism, and the second supporting rod is fixedly connected with the first supporting rod through the connecting rod; the elastic clamping head assembly is longitudinally arranged on the first supporting rod and the second supporting rod at intervals; the elastic clamping head assembly comprises a clamping head, a screw rod, a first bolt, a second bolt and a compression spring; the first support rods are longitudinally spaced to form first through holes matched with the clamping head, the tail ends of the clamping head are positioned in the first through holes, threaded holes are formed in the tail ends of the clamping head, the second support rods are longitudinally spaced to form second through holes, one ends of the threaded rods are screwed into the threaded holes, the other ends of the threaded rods penetrate through the second through holes and extend out of the second support rods, and the end parts of the threaded rods are screwed with the first bolts; the middle part of the screw rod is connected with a second bolt in a screwed mode, and a screw rod section between the second bolt and the second supporting rod is sleeved with the compression spring.
Preferably, the feeding hopper comprises a hopper body, a poking wheel and a guide rod, wherein the poking wheel is arranged at the lower part of the hopper body, and the guide rod is arranged on the hopper body and is close to the poking wheel; the conveying roller device comprises two spiral rollers, a spiral roller driving assembly, a spiral roller frame, an air cylinder and a liftable limit baffle, wherein the two spiral rollers are arranged at intervals, the spiral roller and the spiral roller driving assembly are all arranged on the spiral roller frame, the spiral roller is driven by the spiral roller driving assembly, the air cylinder is arranged below the spiral roller frame, the spiral roller frame is connected with a piston rod of the air cylinder, and the limit baffle is arranged on one side, close to the lacquering device, of the spiral roller frame.
Preferably, the feeding device further comprises a lifting guide rack, and the guide rack is arranged between the conveying roller device and the paint box; a guide tooth slot is arranged at the upper end of the guide rack.
Preferably, the tray device comprises a front slat, a middle slat group and a rear slat which are connected, wherein the middle slat group comprises a front clamping bar, a rear clamping bar and an elastic clamping block, and the front clamping bar and the rear clamping bar are alternately arranged in sequence; the front clamping strip is longitudinally provided with a plurality of through holes at intervals, the front side surface of the rear clamping strip is provided with a groove corresponding to the through holes, a blind hole is arranged in the groove, and the rear side surface of the rear clamping strip is provided with a plurality of first clamping grooves at intervals; the elastic clamping block is arranged in the through hole and comprises a clamping head, a spring seat and a spring, the second clamping groove is formed in the front side face of the clamping head, the spring seat is connected to the rear end of the clamping head, the height of the spring seat is smaller than that of the clamping head, the spring seat and the height difference of the clamping head form a clamping edge, the spring seat is provided with a hole groove, one end of the spring is located in the hole groove, the other end of the spring is located in the blind hole, the front side face of the clamping head is provided with a second clamping groove corresponding to the first clamping groove, and the second clamping groove is matched with the first clamping groove to clamp chopsticks.
The invention has the beneficial effects that:
The invention has reasonable and compact structure, and is provided with a feeding device for realizing automatic feeding of chopsticks, a painting device for finishing painting of chopsticks, a discharging device for realizing a painted chopstick paint box and a tray device. Through the cooperation of feed arrangement, material feeding unit, japanning device, discharging device, tray device and electrically controlled device, finally realize the automatic operation of japanning process, reduce the labour, action standard, improve the japanning quality, reduce the output of defective products to greatly improved the productivity.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is an enlarged schematic view of a part of the structure of FIG. 1;
FIG. 3 is a schematic view of a feeding device;
FIG. 4 is an enlarged schematic view of a part of the structure of FIG. 3;
FIG. 5 is a schematic view of a clamping plate structure of a feeding device;
FIG. 6 is a schematic structural view of the painting device;
FIG. 7 is a schematic view of the driving assembly structure of the painting device;
fig. 8 is a schematic structural view (internal structure) of a paint cartridge of the painting device;
FIG. 9 is a schematic view of the structure of the discharging device;
FIG. 10 is an enlarged schematic view of the partial structure of FIG. 9;
FIG. 11 is a schematic structural view of a screw assembly of the discharge device;
FIG. 12 is a schematic view of a discharging device of the discharging device;
FIG. 13 is a schematic structural view of the tray device;
FIG. 14 is an enlarged schematic view of portion A of FIG. 13;
FIG. 15 is a schematic view of the structure of the elastic clamping block;
fig. 16 is a partially exploded view of the tray device.
Description of the drawings:
Frame 1, feeding device 2, hopper 21, hopper body 211, thumb wheel 212, guide bar 213, spiral roller 2221, spiral roller frame 2222, spiral roller drive assembly 2223, limit stop 2224, feeding device 3, feeding device 31, motor 311, transmission assembly 312, conveyor 313, conveyor support 314, sliding mechanism 32, slide bar 321, slider 322, support frame 323, transmission block 324, holding device 33, holding plate 331, holding tank 3311, connection plate 332, branch cylinder 333, cylinder body 3331, piston rod 3332, stop 3333, gas distribution box 334, total gas inlet/outlet 3341, guide rack 34, guide slot 341, paint device 4, horizontal movement device 41, slide bar 411, slider 412, support frame 413, drive assembly 414, stepper motor 4141, ball screw 4142, screw 41421, ball nut 41422, fixing base 4143, connection block 4144, rotation device 42, motor 421, driven shaft 422, rotary device the first bearing 423, the second bearing 424, the paint box 43, the chopstick hole 431, the rubber gasket 432, the pipe 434, the evacuation hole 435, the separation block 436, the discharging device 5, the screw rod device 51, the stepping motor 511, the coupling 512, the screw rod 513, the slider 514, the linear guide rail seat 515, the clamping device 52, the clamping plate 521, the clamping groove 5211, the clamping block assembly 522, the first support rod 5221, the second support rod 5222, the connecting rod 5223, the elastic clamping head assembly 5224, the clamping head 52241, the screw 52242, the second bolt 52243, the first bolt 52244, the compression spring 52245, the clamping driving mechanism 523, the second slide table 5231, the first slide table 5232, the cylinder block 5233, the guide rail 5234, the tray device 6, the front slat 61, the first clamping groove 611, the rear slat 62, the groove 621, the middle group 63, the front clamping bar 631, the through hole 6311, the rear clamping bar 632, the first clamping groove 6321, the groove 6322, the blind hole 63221, the elastic clamping block 633, the clamping head 6331, the second clamping groove 63311, the clamping edge 63312, the spring seat 6332, the hole groove 63321, the spring 6333, the series rod 64, the conveying belt 7 and the electric control device 8.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
It should be noted that, in the present invention, terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are all based on the orientation or positional relationship shown in the drawings, and are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element of the present invention must have a specific orientation, and thus should not be construed as limiting the present invention.
Referring to fig. 1, the embodiment discloses an automatic chopstick lacquering machine, which comprises a frame 1, a feeding device 2, a feeding device 3, a lacquering device 4, a discharging device 5, a tray device 6, a conveying belt 7 and an electric control device 8 which are arranged on the frame 1, wherein the electric control device 8 is used for realizing automatic control of the lacquering machine.
Referring to fig. 2 in combination, the feeding device 2 includes a feed hopper 21 and a conveying roller device provided below the feed hopper 21.
The feed hopper 21 comprises a hopper body 211, a thumb wheel 212 and a guide rod 213, wherein the thumb wheel 212 is arranged at the lower part of the hopper body 211; the number of the thumb wheels 212 is two, and the thumb wheels are coaxially arranged and driven by a motor. A group of guide rods 213 are arranged beside each thumb wheel 212, the guide rods 213 are connected to the bucket body 211, and each group of guide rods 213 is two.
The conveying roller device comprises two spiral rollers 2221, a spiral roller driving assembly 2223, a spiral roller frame 2222, an air cylinder (not shown in the figure) and a liftable limit baffle 2224, wherein the spiral rollers 2221 and the spiral roller driving assembly 2223 are arranged on the spiral roller frame 2222, and the spiral rollers 2221 are driven by the spiral roller driving assembly 2223.
In particular, the spiral roller drive assembly 2223 may take the form of a motor, gear, chain. The end parts of the two spiral rollers 2221 are provided with gears, the two gears are connected through a chain, and one spiral roller 2221 is connected with the output shaft of the motor. The spiral roller drive assembly 2223 described above is conventional in the art.
The cylinder is located below the spiral roller frame 2222, and the spiral roller frame 2222 is connected to a piston rod 3332 of the cylinder. The cylinder drives the screw roller frame 2222 to perform micro liter and micro drop.
The limit stop 2224 is disposed on a side of the spiral roller housing 2222 adjacent to the painting device 4. The limit stop 2224 is axially parallel to the spiral roller 2221.
The limit stop 2224 is liftable, and lifting is achieved by using an air cylinder, wherein the air cylinder lifting is conventional in the prior art and is not shown in the figure.
Referring to fig. 3, 4 and 5 in combination, the feeding device 3 is located at one end of the conveying roller device, and the feeding device 3 includes a conveying device 31, a sliding mechanism 32 and a clamping device 33; the conveying device 31 is arranged on the frame 1, the sliding mechanism 32 is arranged on the conveying device 31 and runs synchronously with the conveying device 31, and the clamping device 33 is connected to the sliding mechanism 32;
In this embodiment, the conveying device 31 includes a motor 311, a transmission assembly 312, a conveyor 313 and a conveyor support 314, wherein the motor 311 and the conveyor support 314 are both disposed on the frame 1, the conveyor 313 is disposed on the conveyor support 314, and the motor 311 drives the conveyor 313 to operate through the transmission assembly 312.
The transmission assembly 312 employs a gear drive, which is conventional in the art, and is not described in detail herein.
The sliding mechanism 32 comprises a sliding seat, a sliding block 322, a supporting frame 323 and a transmission block 324, wherein the sliding seat comprises two overhead sliding rods 321 arranged on the frame 1; the sliding block 322 is slidably disposed on the sliding rod 321 and connected to the rear lower end of the supporting frame 323; the transmission block 324 is connected to the middle part of the supporting frame 323, is arranged on the conveyor 313, and runs synchronously with the conveyor 313; the connection plate 332 and the clamping plate 331 are both disposed on the support frame 323.
The clamping device 33 comprises a cylinder mechanism and a clamping plate 331, and the cylinder mechanism is matched and clamped with the clamping plate 331;
the cylinder mechanism comprises a plurality of vertically arranged downward branch cylinders 333 and a connecting plate 332, the connecting plate 332 is adjustably connected to the sliding mechanism 32 (supporting frame 323), and the branch cylinders 333 are connected with the connecting plate 332; the holding plate 331 is mounted on the slide mechanism 32 (support frame 323) below the branching cylinder 333.
The branch cylinder 333 is a dual-shaft dual-rod cylinder, and comprises a cylinder body 3331, two piston rods 3332 and a baffle 3333, wherein the baffle 3333 is connected to the end parts of the two piston rods 3332; the clamping plate 331 is provided with a plurality of clamping grooves 3311 at intervals in a longitudinal direction, and the number and positions of the clamping grooves 3311 correspond to those of the branch cylinders 333.
The cylinder mechanism further comprises a gas distribution box 334, wherein a total gas inlet and outlet 3341 and branch gas inlet and outlet are longitudinally arranged on the gas distribution box 334 at intervals, the branch gas inlet and outlet are respectively connected with the gas inlet and outlet of each branch cylinder 333 through a gas pipe, and the total gas inlet and outlet 3341 is connected with a gas source.
The feeding device 3 further comprises a guide rack 34 which can be lifted, and the guide rack 34 is arranged between the conveying roller device and the paint box 43; a guide tooth groove 341 is arranged at the upper end of the guide rack 34.
The guide rack 34 is liftable and is lifted by an air cylinder, which is not shown in the drawings, and is conventional in the art.
Referring to fig. 6 and 7 in combination, the painting device 4 is located at the other end of the conveying roller device, and the painting device 4 includes a horizontal moving device 41, a rotating device 42 and a paint box 43;
The horizontal moving device 41 is arranged on the frame 1, the rotating device 42 is arranged on the horizontal moving device 41, the horizontal moving device 41 drives the rotating device 42 and the paint box 43 to move, and the rotating device 42 drives the paint box 43 to rotate around a central line; chopsticks holes 431 are longitudinally arranged at intervals on the front end face of the paint box 43; the chopstick hole 431 is provided with a rubber gasket 432.
Specifically, the horizontal moving device 41 includes two overhead sliding bars 411, a sliding block 412, a supporting frame 413 and a driving component 414, wherein the sliding bars 411, the sliding block 412 are slidably arranged on the sliding bars 411, the supporting frame 413 is adjustably connected to the sliding block 412, and the paint box 43 is connected with the supporting frame 413; the driving component 414 is arranged on the frame 1 and connected with the supporting frame 413, and the driving component 414 drives the paint box 43 to run along the sliding rod 411;
The driving assembly 414 comprises a stepping motor 4141, a ball screw, a fixing seat 4143 and a connecting block 4144, wherein the ball screw comprises a screw 41421 and a ball nut 41422 sleeved on the screw 41421, the screw 41421 is connected with an output shaft of the stepping motor 4141, the ball nut 41422 is connected with the fixing seat 4143, and the fixing seat 4143 is connected with the frame 1; the housing of the stepper motor 4141 is connected to a connection block 4144, and the connection block 4144 is connected to a support frame 413.
The rotating device 42 is arranged on the supporting frame 413 and is connected to the middle parts of two side surfaces of the paint box 43, and drives the paint box 43 to rotate around the center line. Specifically, the rotating device 42 includes a motor 421, a driving shaft, a driven shaft 422, a first bearing 423 and a second bearing 424, where the motor 421, the first bearing 423 and the second bearing 424 are all disposed on the supporting frame 413, the driving shaft is supported by the first bearing 423, one end of the driving shaft is connected to the output shaft of the motor 421, the other end is connected to the middle of the side of the paint box 43, the driven shaft 422 is supported by the second bearing 424, the driven shaft 422 is connected to the middle of the other side of the paint box 43, and the driven shaft 422 is coaxially disposed with the driving shaft.
Further, the painting device 4 further includes a vacuum pump (not shown in the drawing), and the rear end of the paint box 43 is provided with a vacuum-drawing hole 435, and the vacuum-drawing hole 435 is connected to the vacuum pump through a pipe 434.
Referring to fig. 8 in combination, a spacer 436 is provided inside the paint cartridge 43 adjacent to the evacuation aperture 435 to isolate paint within the paint cartridge 43 from the evacuation aperture 435.
Referring to fig. 9-12, the discharging device 5 is located below the painting device 4, the discharging device 5 includes a lifting device and a clamping device 52, the lifting device is arranged on the frame 1, the clamping device 52 is arranged on the lifting device, and the lifting device drives the clamping device 52 to lift.
The lifting device comprises two screw rod devices 51 which are oppositely arranged left and right and vertically, the clamping device 52 comprises a clamping plate 521, a clamping block assembly 522 and a clamping driving mechanism 523, the clamping driving mechanism 523 is arranged on the screw rod devices 51, and the clamping plate 521 and the clamping block assembly 522 are connected with the clamping driving mechanism 523; the clamping plate 521 and the clamping block assembly 522 cooperate to clamp materials under the action of the clamping driving mechanism 523.
The material clamping block assembly 522 comprises a plurality of groups of elastic material clamping head assemblies 5224, a first support rod 5221, a second support rod 5222 and a connecting rod 5223, wherein two ends of the first support rod 5221 are connected with the material clamping driving mechanism 523, and the second support rod 5222 is fixedly connected with the first support rod 5221 by adopting the connecting rod 5223; the elastic clamping head assembly 5224 is disposed on the first and second struts 5221 and 5222 at longitudinally spaced intervals.
The elastic clamping head assembly 5224 comprises a clamping head 52241, a screw 52242, a first bolt 52244, a second bolt 52243 and a compression spring 52245; the first support rods 5221 are longitudinally provided with first through holes at intervals, which are matched with the clamping heads 52241, the tail ends of the clamping heads 52241 are positioned in the first through holes, the tail ends of the clamping heads 52241 are provided with threaded holes, the second support rods 5222 are longitudinally provided with second through holes at intervals, one ends of the screws 52242 are screwed into the threaded holes, the other ends of the screws 52242 penetrate through the second through holes and extend out of the second support rods 5222, and the end parts of the threaded screws 52242 are screwed with first bolts 52244;
The middle part of the screw 52242 is screwed with a second bolt 52243, and a compression spring 52245 is sleeved on the section 52242 of the screw between the second bolt 52243 and the second supporting rod 5222.
Clamping grooves 5211 are formed in the side ends of the clamping plates 521 in a spaced mode, and the positions of the clamping grooves 5211 correspond to the positions of the clamping heads 52241.
The clamping driving mechanism 523 is a sliding table cylinder, the sliding table cylinder comprises a cylinder body 5233, a first sliding table 5232 and a second sliding table 5231, the first sliding table 5232 and the second sliding table 5231 are connected to the cylinder body 5233, the outer side surface of the cylinder body 5233 is connected with the screw rod device 51, a guide rail 5234 is arranged on the inner side surface of the cylinder body 5233, and the cylinder body 5233 drives the first sliding table 5232 and the second sliding table 5231 to slide relatively on the guide rail 5234.
The two ends of the clamping plate 521 are connected with the first sliding table 5232; the first support bar 5221 is connected to the second slide table 5231 at both ends.
The screw rod device 51 comprises a stepping motor 511, a coupler 512, a ball screw, a sliding block 514 and a linear guide rail seat 515, wherein the linear guide rail seat 515 is connected with the stepping motor 511 (a stepping motor 511 connecting seat), the ball screw comprises a screw rod 513 and a ball nut sleeved on the screw rod 513, and the screw rod 513 is connected with an output shaft of the stepping motor 511 through the coupler 512; the sliding block 514 is sleeved on the ball nut and is driven by the screw rod 513 to axially move along the linear guide rail seat 515; the cylinder block 5233 is connected to the slider 514.
The conveying belt 7 is arranged on the frame 1 and is positioned at the lower part of the bottom of the frame; the tray device 6 is located on the conveyor belt 7 and below the discharge device 5.
Referring to fig. 13 to 16, the pallet means 6 comprises a front slat 61, a middle slat group 63 and a rear slat 62 connected, the middle slat group 63 comprising a front grip bar 631, a rear grip bar 632 and an elastic grip block 633, the front grip bar 631 and the rear grip bar 632 being alternately arranged in sequence; the front clamping strip 631 is longitudinally provided with a plurality of through holes 6311 at intervals, the front side surface of the rear clamping strip 632 is provided with a groove 6322 corresponding to the through holes 6311, blind holes 63221 are arranged in the groove 6322, and the rear side surface of the rear clamping strip 632 is provided with a plurality of first clamping grooves 6321 at intervals; the elastic clamping block 633 is arranged in the through hole 6311, the elastic clamping block 633 comprises a clamping head 6331, a spring seat 6332 and a spring 6333, a second clamping groove 63311 is formed in the front side surface of the clamping head 6331, the spring seat 6332 is connected to the rear end of the clamping head 6331, the height of the spring seat 6332 is smaller than that of the clamping head 6331, the height difference between the spring seat 6332 and the clamping head 6331 forms a clamping edge 63312, the spring seat 6332 is provided with a hole groove 63321, one end of the spring 6333 is located in the hole groove 63321, the other end of the spring 6333 is located in the blind hole 63221, a second clamping groove 63311 corresponding to the first clamping groove 6321 is formed in the front side surface of the clamping head 6331, and the second clamping groove 63311 is matched with the first clamping groove 6321 to clamp chopsticks.
As an end portion, the rear side of the front slat 61 is provided with a plurality of first clip grooves 611. The front side of the rear slat 62 is provided with a plurality of grooves 621, and blind holes are formed in the grooves 621.
The invention also comprises a series connection rod 64 (two plates are arranged), wherein the front slat 61, the front clamping strip 631, the rear clamping strip 632 and the rear slat 62 are all provided with series connection holes, the series connection rod 64 passes through the series connection holes to connect the front slat 61, the front clamping strip 631, the rear clamping strip 632 and the rear slat 62 in series, and two ends of the series connection rod 64 are fixedly connected with the front slat 61 and the rear slat 62 through fasteners. The fastener can be screwed in by countersunk screws.
It should be noted that the distance between the spiral grooves of the spiral roller 2221, the distance between the holding grooves 3311 of the holding plates 331, the distance between the chopstick holes 431 of the paint cartridges 43, the distance between the holding grooves 5211 of the clamping plates 521, and the distance between the first holding grooves 6321 of the tray device 6 are provided correspondingly.
The electric control device 8 comprises a PLC controller and a sensor, the sensor is connected with the PLC controller, and the sensor is arranged at the corresponding positions of the feeding device 2, the feeding device 3, the painting device 4, the discharging device 5 and the conveying belt 7. The PLC can control the start and stop of each motor of the feeding device 2, the feeding device 3, the lacquering device 4, the discharging device 5 and the conveyer belt 7, the action of the cylinder and the data acquisition and processing of related sensors.
The working process comprises the following steps: the unpainted chopsticks are put into the feed hopper 21, and under the action of the rotary shifting wheel 212, the unpainted chopsticks enter the rotary spiral roller 2221 through the guide rod 213, the spiral roller 2221 conveys the chopsticks until the chopsticks are fully distributed in the spiral grooves of the spiral roller 2221, and the limit baffle 2224 is in a lifting state at the moment and limits the chopsticks to move radially towards the spiral roller 2221.
The motor 311 of the feeding device 3 is started, and the motor 311 drives the conveyor belt 313 to run through the transmission assembly 312. The support frame 413 is operated in the direction of the slide bar 411 by the driving block 324 so that the cylinder mechanism is operated together with the clamping plate 331.
When the operation is performed to a proper position (the end of the chopsticks in which the spiral roller 2221 is arranged is located between the baffle 3333 of the branching cylinder 333 and the grip plate 331), the motor 311 stops, and the cylinder mechanism and the grip plate 331 stop operating. Then, the branch cylinder 333 is operated, the piston rod 3332 is pushed out, and the baffle 3333 is downward to hold the chopsticks by being engaged with the holding groove 3311 of the holding plate 331.
Then, the spiral roller frame 2222 is lowered to a certain position (without interfering with the feeding device 3) by the cylinder thereof. At the same time, the guide rack 34 is lifted to a certain position by the cylinder thereof.
The stepper motor 4141 of the painting device 4 is started, and as the ball nut of the driving assembly 414 is fixed on the frame 1 by adopting the fixing seat 4143, the ball nut does not move, the screw rod 41421 rotates to drive the stepper motor 4141 to longitudinally move, and then the paint box 43 on the supporting frame 413 is driven to longitudinally move along the sliding rod 411.
When moved to the proper position (one end of the chopsticks held by the feeding device 3 is inserted into the chopstick holes 431 of the paint box 43), the stepping motor 4141 of the painting device 4 is stopped, and the paint box 43 is stopped moving. The feeding device 3 moves towards the paint box 43, and a row of clamped chopsticks are inserted into the paint box 43 through the chopstick holes 431 along the guide tooth grooves 341 of the guide rack 34 (the chopsticks are only exposed for a small section); after insertion, the piston rod 3332 of the branch cylinder 333 of the feeding device 3 is retracted, the baffle 3333 is upward, and the baffle 3333 is released from the holding plate 331 to not hold the chopsticks. The feeding device 3 is retracted.
The motor 421 of the rotation device 42 of the painting device 4 is then activated, driving the paint cartridge 43 to rotate downwards by 90 ° about the median line (axis of the driving and driven shafts 422), the chopsticks being placed vertically downwards.
The stepping motor 511 of the lifting device of the discharging device is started, the screw rod 513 rotates, the sliding block 514 is driven by the ball nut to axially move (lift) along the linear guide rail seat 515, and then the clamping device 52 is driven to lift, and when the lifting device is lifted to a proper position, the lifting is stopped.
The cylinder body 5233 of the sliding table cylinder drives the first sliding table 5232 and the second sliding table 5231 to relatively slide on the guide rail 5234, so that the clamping plate 521 and the clamping block assembly 522 are driven to move in opposite directions, and the clamping groove 5211 of the clamping plate 521 is matched with the clamping head 52241 of the elastic clamping head assembly 5224 to clamp chopsticks; the lifting device moves downwards to drive the clamping device 52 downwards, so that the chopsticks are pulled out of the paint box 43 of the painting device 4.
The elastic clamping head component 5224 has elasticity, and under the action of the compression spring 52245, the clamping degree between the clamping head 52241 and the clamping plate 521 can be adjusted in a self-adaptive mode according to the thickness of the chopsticks, so that the adaptability is good.
The chopsticks pass through the rubber washers 432 of the chopstick holes 431, so that the excessive paint is scraped off, and the paint dripping phenomenon is solved. At the same time, the rubber gasket 432 plays a role of sealing the chopstick holes 431.
The lifting device of the discharging device continues to downwards, a row of chopsticks are correspondingly inserted into the clamping space formed by the first clamping groove 6321 and the second clamping groove 63311 of the tray device 6, the first sliding table 5232 and the second sliding table 5231 of the sliding table cylinder move back to further drive the clamping plate 521 and the clamping head 52241 to be loosened, the chopsticks are clamped and supported by the tray device 6, the elastic clamping block 633 is elastic, under the action of the spring 6333, the clamping degree of the second clamping groove 63311 and the first clamping groove 6321 for clamping the chopsticks can be adjusted through the elastic clamping block 633 in a self-adaptive mode, and the adaptability is good. The pallet device 6 clamps chopsticks and discharges the chopsticks under the running of the conveyer belt 7.
The present invention is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present invention are intended to be included in the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope of the claims.
Claims (8)
1. Automatic change chopsticks japanning machine, its characterized in that: comprises a frame, a feeding device, a lacquering device, a discharging device, a tray device, a conveyer belt and an electric control device for realizing automatic control of the lacquering machine, wherein the feeding device, the lacquering device, the discharging device, the tray device and the conveyer belt are arranged on the frame;
the feeding device comprises a feeding hopper and a conveying roller device, and the conveying roller device is arranged below the feeding hopper;
The feeding device is positioned at one end of the conveying roller device and comprises a conveying device, a sliding mechanism and a clamping device; the conveying device is arranged on the frame, the sliding mechanism is arranged on the conveying device and synchronously operates with the conveying device, and the clamping device is connected to the sliding mechanism;
The painting device is positioned at the other end of the conveying roller device and comprises a horizontal moving device, a rotating device and a paint box; the horizontal moving device is arranged on the frame, the rotating device is arranged on the horizontal moving device, the horizontal moving device drives the rotating device and the paint box to move, and the rotating device drives the paint box to rotate around a central line; chopstick holes are longitudinally arranged on the front end face of the paint box at intervals;
The discharging device is positioned below the painting device and comprises a lifting device and a clamping device, the lifting device is arranged on the frame, the clamping device is arranged on the lifting device, and the lifting device drives the clamping device to lift and run;
The lifting device comprises two screw rod devices which are oppositely arranged left and right and vertically, the clamping device comprises a clamping plate, a clamping block assembly and a clamping driving mechanism, the clamping driving mechanism is arranged on the screw rod devices, and the clamping plate and the clamping block assembly are connected with the clamping driving mechanism; clamping grooves are formed in the side ends of the clamping plates, and the positions of the clamping grooves correspond to the positions of the clamping block components; the clamping plate and the clamping block component are matched for clamping under the action of the clamping driving mechanism;
The material clamping block assembly comprises a plurality of groups of elastic material clamping head assemblies, a first supporting rod, a second supporting rod and a connecting rod, wherein two ends of the first supporting rod are connected with the material clamping driving mechanism, and the second supporting rod is fixedly connected with the first supporting rod through the connecting rod; the elastic clamping head assembly is longitudinally arranged on the first supporting rod and the second supporting rod at intervals; the elastic clamping head assembly comprises a clamping head, a screw rod, a first bolt, a second bolt and a compression spring; the first support rods are longitudinally spaced to form first through holes matched with the clamping head, the tail ends of the clamping head are positioned in the first through holes, threaded holes are formed in the tail ends of the clamping head, the second support rods are longitudinally spaced to form second through holes, one ends of the threaded rods are screwed into the threaded holes, the other ends of the threaded rods penetrate through the second through holes and extend out of the second support rods, and the end parts of the threaded rods are screwed with the first bolts; the middle part of the screw rod is screwed with a second bolt, and the compression spring is sleeved on the screw rod section between the second bolt and the second supporting rod;
The conveying belt is arranged on the frame, and the tray device is positioned on the conveying belt and below the discharging device.
2. The automated chopstick painting machine according to claim 1, wherein: the clamping device comprises an air cylinder mechanism and a clamping plate, and the air cylinder mechanism is matched and clamped with the clamping plate; the cylinder mechanism comprises a plurality of branch cylinders which are longitudinally arranged and downward arranged and a connecting plate, the connecting plate is adjustably connected to the sliding mechanism, and the branch cylinders are connected with the connecting plate; the clamping plate is mounted on the sliding mechanism and located below the branch cylinder.
3. The automated chopstick painting machine according to claim 2, wherein: the branch cylinder is a double-shaft double-rod cylinder and comprises a cylinder body, two piston rods and a baffle, wherein the baffle is connected to the end parts of the two piston rods; the clamping plates are longitudinally provided with a plurality of clamping grooves at intervals, and the number and the positions of the clamping grooves correspond to those of the branch air cylinders.
4. An automated chopstick painting machine according to claim 1,2 or 3, wherein: the horizontal moving device comprises two overhead sliding rods, sliding blocks, a supporting frame and a driving assembly, wherein the sliding rods, the sliding blocks, the supporting frame and the driving assembly are arranged on the machine frame, the sliding blocks are arranged on the sliding rods in a sliding mode, the supporting frame is adjustably connected to the sliding blocks, and the paint box is connected with the supporting frame; the driving component is arranged on the rack and connected with the supporting frame, and drives the paint box to run along the sliding rod; the rotating device is arranged on the supporting frame and connected to the middle parts of two side surfaces of the paint box, the paint box is driven to rotate around a central line, and the chopstick holes are provided with rubber gaskets.
5. The automated chopstick painting machine according to claim 4, wherein: the driving assembly comprises a stepping motor, a ball screw, a fixed seat and a connecting block, wherein the ball screw comprises a screw rod and a ball nut sleeved on the screw rod, the screw rod is connected with an output shaft of the stepping motor, the ball nut is connected with the fixed seat, and the fixed seat is connected with the frame; the casing of the stepping motor is connected with the connecting block, and the connecting block is connected with the supporting frame.
6. The automated chopstick painting machine according to claim 5, wherein: the feeding hopper comprises a hopper body, a shifting wheel and a guide rod, wherein the shifting wheel is arranged at the lower part of the hopper body, and the guide rod is arranged on the hopper body and is close to the shifting wheel; the conveying roller device comprises two spiral rollers, a spiral roller driving assembly, a spiral roller frame, an air cylinder and a liftable limit baffle, wherein the two spiral rollers are arranged at intervals, the spiral roller and the spiral roller driving assembly are all arranged on the spiral roller frame, the spiral roller is driven by the spiral roller driving assembly, the air cylinder is arranged below the spiral roller frame, the spiral roller frame is connected with a piston rod of the air cylinder, and the limit baffle is arranged on one side, close to the lacquering device, of the spiral roller frame.
7. The automated chopstick painting machine according to claim 6, wherein: the feeding device further comprises a lifting guide rack, and the guide rack is arranged between the conveying roller device and the paint box; a guide tooth slot is arranged at the upper end of the guide rack.
8. The automated chopstick painting machine according to claim 7, wherein: the tray device comprises a front slat, a middle slat group and a rear slat which are connected, wherein the middle slat group comprises a front clamping strip, a rear clamping strip and an elastic clamping block, and the front clamping strip and the rear clamping strip are sequentially and alternately arranged; the front clamping strip is longitudinally provided with a plurality of through holes at intervals, the front side surface of the rear clamping strip is provided with a groove corresponding to the through holes, a blind hole is arranged in the groove, and the rear side surface of the rear clamping strip is provided with a plurality of first clamping grooves at intervals; the elastic clamping block is arranged in the through hole and comprises a clamping head, a spring seat and a spring, the spring seat is connected to the rear end of the clamping head, the height of the spring seat is smaller than that of the clamping head, the spring seat and the height difference of the clamping head form a clamping edge, the spring seat is provided with a hole groove, one end of the spring is positioned in the hole groove, the other end of the spring is positioned in the blind hole, the front side of the clamping head is provided with a second clamping groove corresponding to the first clamping groove, and the second clamping groove is matched with the first clamping groove to clamp chopsticks.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811064242.1A CN108816640B (en) | 2018-09-12 | 2018-09-12 | Automatic chopsticks painting machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811064242.1A CN108816640B (en) | 2018-09-12 | 2018-09-12 | Automatic chopsticks painting machine |
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| CN108816640A CN108816640A (en) | 2018-11-16 |
| CN108816640B true CN108816640B (en) | 2024-07-02 |
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| CN111841994B (en) * | 2020-07-16 | 2021-05-04 | 西安石油大学 | An efficient oiling device for bolts |
| CN113649187A (en) * | 2020-10-26 | 2021-11-16 | 怀化市健霆竹业有限公司 | Novel bamboo chopsticks processing is with japanning equipment |
| CN117800055A (en) * | 2023-11-21 | 2024-04-02 | 上汽大众汽车有限公司 | An automatic positioning device |
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| CN204564457U (en) * | 2015-03-31 | 2015-08-19 | 王华江 | Automatic chopstick painting installation |
| CN208878933U (en) * | 2018-09-12 | 2019-05-21 | 南平市建阳区和家乐竹木家居用品有限公司 | Automate chopsticks lacquering device |
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| GB0605468D0 (en) * | 2006-03-17 | 2006-04-26 | Ishida Europ Ltd | Tray sealing machine |
| JP2009189487A (en) * | 2008-02-13 | 2009-08-27 | Takashi Maeda | Apparatus for splitting chopstick material |
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| CN203830210U (en) * | 2014-05-27 | 2014-09-17 | 庆元县新华机械制造有限公司 | Painting device for chopstick automatic painting machine |
| CN106423750A (en) * | 2016-08-31 | 2017-02-22 | 庆元县金泰文具有限公司 | Automatic painting and curing process for pencil, and painting and curing equipment thereof |
| CN206168689U (en) * | 2016-10-13 | 2017-05-17 | 深圳市深丰泰模具有限公司 | Machinery draws lacquer device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204564457U (en) * | 2015-03-31 | 2015-08-19 | 王华江 | Automatic chopstick painting installation |
| CN208878933U (en) * | 2018-09-12 | 2019-05-21 | 南平市建阳区和家乐竹木家居用品有限公司 | Automate chopsticks lacquering device |
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