CN207900321U - Cutter and grooving apparatus and character enclosing machine - Google Patents

Abstract

The utility model discloses a cutting tool, a slotting device and a character enclosing machine, which belong to the technical field of processing equipment for three-dimensional luminous characters, and comprise a cutter bar and a cutter head. One side of the cutter bar is provided with an open groove, and the open A positioning block is installed in the groove, the positioning block is provided with a positioning hole, the extending direction of the positioning hole is perpendicular to the feed direction of the cutter head, and the positioning block is in contact with the feeding direction of the cutter head. A movable gap is provided between the open slots, a first pushed element is provided on the positioning block, a second pushed element is provided on the knife rod, a return spring is provided between the positioning block and the knife rod, The utility model has a compact structure, reduces the occupied space for feeding in the horizontal direction, and is widely used in the production of three-dimensional luminous characters.

Description

Cutting tool and slotting device and letter enclosing machine

technical field

The utility model relates to the technical field of processing equipment for three-dimensional luminous characters, in particular to a cutter, a slotting device and a character enclosing machine.

Background technique

At present, the production of three-dimensional luminous characters is done by hand or by mechanical equipment. With the improvement of industrial level, mechanical equipment is more and more widely used to make three-dimensional luminous characters because of its high efficiency and stable performance. Three-dimensional luminous characters are usually used It is made by a letter enclosing machine, and the belt material is grooved and bent by the letter enclosing machine to form a three-dimensional luminous letter shell. Grooving on the strip is currently commonly used to use a planer to plan the groove.

For example, the Chinese utility model CN203956182U discloses a type enclosing machine in which manipulator exchange, transfer, and plate slotting linkage is provided. It has a plate slotting device, a feeding device, and a manipulator exchange, transfer, and transmission device. .

However, these technical solutions all have the following defects: the slotting device has a complex structure and a large volume, especially the horizontal feed, no matter whether it is driven by a synchronous belt or a ball screw, it will occupy the space of the console, resulting in a The material hits the slotting device, so a person is required to guide the curved strip material away from the slotting device on the operating side, which not only increases the labor cost, but also causes the strip material to deform and affects the quality of the three-dimensional luminous characters.

Therefore, based on the above-mentioned defects, in the technical field of three-dimensional luminous character processing equipment, there is still a demand for research and improvement on the enclosing machine. The starting point and motivation to be completed.

Utility model content

Aiming at the above-mentioned many defects, the inventor has completed the utility model after a lot of in-depth research and sufficient creative work.

Specifically, the technical problem to be solved by the utility model is: to provide a cutting tool with a compact structure, which reduces the space occupied by horizontal feeding.

In order to solve the above-mentioned technical problems, the technical solution of the utility model is to provide a cutting tool, including a knife rod and a cutter head, one side of the knife rod is provided with an open groove, and a positioning block is installed in the open groove, The positioning block is provided with a positioning hole, the extension direction of the positioning hole is perpendicular to the feeding direction of the cutter head, and a positioning hole is provided between the positioning block and the open groove in the feeding direction of the cutter head Activity gap, the positioning block is provided with a first half groove, the knife rod is provided with a second half groove, the first half groove and the second half groove are arranged opposite and communicate with each other, the first half groove A first pushed element is arranged inside, a second pushed element is arranged inside the second half groove, and a return spring is arranged between the positioning block and the knife rod.

In the cutter described in the utility model, as a preferred technical solution, the end of the cutter rod is provided with a groove matching the cutter head, and the cutter head is fixedly mounted on the cutter head by a fastener. inside the groove.

In the tool described in the present utility model, as a preferred technical solution, the first pushed element includes a first pin installed on the positioning block, and the second pushed element includes a pin installed on the positioning block. The second pin on the tool holder.

In the tool described in the present utility model, as a preferred technical solution, a limiting mechanism is provided between the positioning block and the knife rod to prevent the positioning block from slipping out of the open groove from the side.

In the tool described in the present utility model, as a preferred technical solution, the limit mechanism includes a T-shaped block arranged on the tool rod and a T-shaped slot arranged on the positioning block, and the A feeding gap is provided between the T-shaped block and the T-shaped slot in the feeding direction of the cutter head.

In order to solve the above technical problems, the technical solution of the present utility model also provides a slotting device, including a mounting base, the mounting base is provided with a chute, and the chute described in the above technical solution is slidably installed in the chute. Knives; the mounting seat is provided with a latch matching the positioning hole, and a drive rod driven by the first power device is slidably installed on the mounting seat, and the sliding direction of the drive rod is perpendicular to the direction of the cutter head In the feeding direction, the end of the driving rod is provided with a slope corresponding to the second pushed element.

In order to solve the above technical problems, the technical solution of the present utility model also provides a letter enclosing machine, including an operating platform, on which the slotting device described in the above technical solution is installed, and the mounting base slides vertically It is installed on the operating platform, and the mounting seat is connected with the second power device.

Adopt above-mentioned technical scheme, the beneficial effect of the utility model is:

(1) Compared with the prior art, the horizontal length of the operating platform occupied by the horizontal feed of the knife rod driven by the synchronous belt or the ball screw rod is about 40 centimeters, while the utility model has a compact structure and only takes up the length of a planer , about 8 cm, which greatly shortens the horizontal space, and does not interfere with the sideband when the sideband is curved, so that the letter enclosing machine can produce smaller three-dimensional luminous characters.

(2) Labor is reduced. The sideband of the utility model does not need to use manual assistance when bending the arc, which improves the manufacturing efficiency of the sideband and reduces the production cost.

(3) The utility model uses a drive rod with an inclined plane to drive the horizontal feed of the knife rod. Compared with the traditional synchronous belt drive or ball screw driven horizontal feed of the knife rod, the feed amount is more accurate, and the driven power is incorrect. The error caused by the action is smaller. For example, if the traditional stepper motor loses one step in the driving process, it will reduce the distance of the knife rod by one step in the horizontal feeding direction. Only 1/3 steps, or even less.

Description of drawings

Fig. 1 is the structural representation of the utility model embodiment one;

Fig. 2 is a top view structural schematic diagram of Fig. 1;

Fig. 3 is the structural representation of the second embodiment of the utility model;

Fig. 4 is the structural representation of the third embodiment of the utility model;

Fig. 5 is the structural representation of A-A in Fig. 4;

Fig. 6 is a schematic structural view of Embodiment 4 of the utility model;

Wherein, in FIG. 1 to FIG. 6 , each numeral signifies the following specific meanings, elements and/or components respectively.

In the figure: 1. Cutter rod, 2. Cutter head, 3. Positioning block, 4. Positioning hole, 5. The first pushed component, 6. The second pushed component, 7. Return spring, 8. The first half groove , 9, the second half groove, 10, movable gap, 11, T-shaped block, 12, T-shaped slot, 13, mounting seat, 1301, chute, 14, drive rod, 15, latch, 16, operating platform.

Detailed ways

The utility model will be described in detail through specific embodiments below in conjunction with the accompanying drawings, but the use and purpose of these exemplary embodiments are only used to cite the utility model, and do not constitute any form of any limitation to the actual protection scope of the utility model. Not to limit the scope of protection of the present utility model thereto.

Embodiment one:

As shown in Fig. 1 and Fig. 2 together, the utility model provides a kind of cutter, and this cutter is used as planer in the art, comprises cutter bar 1 and cutter head 2, and one side of cutter bar 1 is provided with open groove, Positioning block 3 is installed in the open groove, and open groove is offered on a side of cutter bar 1, and runs through the other two sides of cutter bar 1, and positioning block 3 is provided with positioning hole 4, and the extension direction of positioning hole 4 is consistent with The feeding direction of the cutter head 2 is vertical, which is used to position the positioning block 3 so that the cutter bar 1 can be fed in a straight line under the action of an external force. In the feeding direction of the cutter head 2, between the positioning block 3 and the open groove A movable gap 10 is provided, the positioning block 3 is provided with a first half groove 8, and the cutter bar 1 is provided with a second half groove 9, the first half groove 8 and the second half groove 9 are oppositely arranged and communicated with each other, and the first half groove 8 is provided with the second half groove 9. The first pushed element 5 is arranged in the groove 8, and the second pushed element 6 is arranged in the second half groove 9. Of course, the first pushed element 5 and the second pushed element 6 can also choose to use other structural elements, For example, a wedge-shaped structure or a spherical structure, etc., can make the tool bar 1 feed in the horizontal direction under the force of the force-applying mechanism. A return spring 7 is arranged between the positioning block 3 and the tool bar 1, and the return spring 7 can be Compression spring, also can use extension spring, those skilled in the art chooses to use according to need, has used compression spring in Fig. between.

The end of the cutter bar 1 is provided with a groove matching the cutter head 2, and the cutter head 2 is fixedly installed in the groove by a fastener, so that the cutter head 2 can be replaced quickly.

In order to facilitate manufacture and installation, and reduce manufacturing cost, the first pushed element 5 includes a first pin shaft installed on the positioning block 3 , and the second pushed element 6 includes a second pin shaft installed on the tool bar 1 .

Embodiment two:

As shown in Figure 3, the utility model provides a cutting tool, the structure of which is basically the same as that of the first embodiment, the difference is that a further improvement is made on the basis of the first embodiment to improve the use effect.

A limit mechanism is provided between the positioning block 3 and the tool bar 1, which is used to limit the positioning block 3 from the open groove from the side. in the open slot.

The limit mechanism includes a T-shaped block 11 arranged on the cutter bar 1 and a T-shaped slot 12 arranged on the positioning block 3. The T-shaped block 11 is integrated with the cutter bar 1 and can slide vertically in the T-shaped slot 12 , a feed gap is provided between the T-shaped block 11 and the T-shaped slot 12 in the feed direction of the cutter head 2, and the length of the feed gap is less than the length of the movable gap 10, which can limit the feed rate of the cutter head 2 and avoid Blade 2 overcuts and damages components behind the sideband.

Of course, those skilled in the art can set the T-shaped block 11 on the positioning block 3 and the T-shaped slot 12 on the knife bar 1 according to this concept, and the position-limiting function can also be realized, and the T-shaped block 11 and the T-shaped slot The cross-sectional shape of 12 is not limited to "T" shape, but can be similar or related shapes, such as dovetail shape, I-shape and so on.

Embodiment three:

As shown in Figure 4 and Figure 5 together, the utility model provides a slotting device, including a mounting base 13, a sliding groove 1301 is provided on the mounting base 13, and the first or second embodiment is slidably installed in the sliding groove 1301 The tool described in the above; the mounting seat 13 is provided with a latch 15 matching the positioning hole 4, and the mounting seat 13 is slidably installed with a drive rod 14 driven by the first power device. The first power device can usually be driven by an electric motor. The rack and pinion structure, specifically, the motor is installed on the frame of the letter enclosing machine, the power output shaft of the motor is equipped with a gear, the driving rod 14 is equipped with a rack, and the gear and the rack are meshed. Rotate, the driving rack slides vertically, the sliding direction of the driving rod 14 is perpendicular to the feeding direction of the cutter head 2, the end of the driving rod 14 is provided with a slope corresponding to the second pushed element 6, and the first pushed element 5 is simultaneously It plays the role of guiding the driving rod 14. When in use, the latch 15 is inserted into the positioning hole 4, and the positioning block 3 is positioned on the mounting seat 13. Through the vertical movement of the driving rod 14, the inclined surface on the driving rod 14 contacts the second The pushed element 6 drives the second pushed element 6 to move horizontally, thereby realizing the horizontal feed of the cutter head 2 and compressing the return spring 7 at the same time. When the driving rod 14 is reset, under the action of the return spring 7, the cutter bar 1 return. Of course, the first power device is a linear drive mechanism, which is used to drive the drive rod 14 to slide vertically. Those skilled in the art can choose an air cylinder or a hydraulic cylinder, or a ball screw structure, and will not give examples one by one here. It is preferably installed under the rack operating table.

Embodiment four:

As shown in Figure 6, the utility model provides a letter enclosing machine, including an operating platform 16, on which the slotting device described in Embodiment 3 is installed, and the mounting base 13 is vertically slidably installed on the operating platform 16 Above, the mounting base 13 is connected to the second power device, and the second power device is a linear drive mechanism for driving the mounting base 13 to slide vertically. Those skilled in the art can choose an air cylinder or a hydraulic cylinder, or a ball screw structure. This will not give examples one by one. Moreover, the second power unit is installed below the operating platform 16, which optimizes the operating space above the operating platform 16, and does not interfere with the sideband when the sideband is curved, so that the letter enclosing machine can produce smaller three-dimensional luminous characters , without manual duty, thereby reducing the production cost of three-dimensional luminous characters.

This structure occupies a small space on the operating platform 16, does not affect the bending arc of the side band, reduces labor, improves the precision of slotting, and has important market value.

Although for the purposes of illustration and description, the above-mentioned embodiments of the present utility model and the structure and processing process shown in the accompanying drawings have been introduced. But these are not exhaustive descriptions, nor should the scope of the present utility model be limited thereto. For those skilled in the art, various modifications and changes can be made to the above-mentioned embodiments of the present utility model, and all these modifications and/or changes are included within the scope defined by the claims of the present utility model, and without departing from the scope and spirit of the invention as defined by the claims.

Claims (7)

1. cutter, comprising cutter bar and cutter head, it is characterized in that: one side of described cutter bar is provided with open groove, and positioning block is installed in described open groove, and described positioning block is provided with positioning hole, so The extending direction of the positioning hole is perpendicular to the feeding direction of the cutter head, and a movable gap is provided between the positioning block and the open groove in the feeding direction of the cutter head, and the positioning block is provided with a second A pushed element, a second pushed element is provided on the cutter rod, and a return spring is arranged between the positioning block and the cutter rod. 2. The cutting tool according to claim 1, characterized in that: the end of the knife rod is provided with a groove suitable for the cutter head, and the cutter head is fixedly installed in the groove by a fastener. in the slot. 3. The cutting tool according to claim 1, characterized in that: said positioning block is provided with a first half groove, said knife rod is provided with a second half groove, said first half groove and second half groove set opposite to each other and communicating with each other, the first pushed element is set in the first half groove, the second pushed element is set in the second half groove, and the first pushed element includes a The first pin shaft on the positioning block, the second pushed element includes a second pin shaft installed on the knife rod. 4 . The tool according to claim 1 , wherein a limiting mechanism is provided between the positioning block and the tool rod to prevent the positioning block from slipping out of the open groove from the side. 5. The cutting tool according to claim 4, characterized in that: the limit mechanism includes a T-shaped block arranged on the knife rod and a T-shaped slot arranged on the positioning block, and the cutter head A feeding gap is provided between the T-shaped block and the T-shaped slot in the feeding direction. 6. The grooving device comprises a mounting seat, the mounting seat is provided with a chute, and the tool according to any one of claims 1 to 5 is slidably installed in the chute; the mounting seat is provided with A latch matching the positioning hole, a drive rod driven by the first power device is slidably installed on the mounting seat, the sliding direction of the drive rod is perpendicular to the feeding direction of the cutter head, and the drive rod The end is provided with a slope corresponding to the second pushed element. 7. A character enclosing machine, comprising an operating platform, characterized in that: the slotting device as claimed in claim 6 is installed on the operating platform, the mounting base is vertically slidably mounted on the operating platform, and the mounting base Connect the second power unit.