CN107900805B - A cylindrical grinding device for auto parts - Google Patents

Abstract

The invention discloses a cylindrical grinding device for auto parts. , a stepping motor, a right support frame, a first slide rail, a square tube, a first slider, a cross bar, a tapered roller, a bearing seat, a guide hole, a second bearing, and a guide rod. Circular grinding device, the structure is equipped with a conical drum on the square tube, the pipe is placed on the conical drum, the clamp clamps the pipe, the screw drive is driven by the stepping motor, and the clamp is slowly pushed, so that the pipe is Cylindrical grinding is performed in the grinding mechanism. The grinding disc inside the grinding mechanism is fixed on the turntable. The high-speed rotation of the turntable drives the grinding disc to grind the outer circumference of the pipe fittings. The precise feeding of the stepping motor can accurately control the feeding speed of the pipe fittings. The cylindrical grinding process is uniform, the operation mode is simple and the work efficiency is high.

Description

A cylindrical grinding device for auto parts

technical field

The invention relates to a cylindrical grinding device for auto parts, belonging to the technical field of auto parts processing.

Background technique

During the manufacturing process of the catheter of the automobile engine, the outer circumferential surface of the catheter needs to be ground to facilitate the installation of the catheter. The current catheter grinding is carried out by a centerless grinder, and the catheter is placed on the centerless grinder. grinding.

The clamping method of the prior art device when processing automobile pipe fittings is relatively troublesome, the operation is troublesome, and the outer circumference of the pipe is not uniformly processed.

SUMMARY OF THE INVENTION

Aiming at the deficiencies of the prior art, the purpose of the present invention is to provide a cylindrical grinding device for auto parts, so as to solve the problem that the prior art device is cumbersome in the way of clamping, the operation is troublesome, and the outer cylindrical machining of the pipe is troublesome. uneven problem.

In order to achieve the above purpose, the present invention is achieved through the following technical solutions: a cylindrical grinding device for auto parts, the structure of which includes a lifting foot cup, a supporting leg, a base, a grinding mechanism, a left supporting frame, a pipe fitting, a clamp Tensioner, nut seat, lead screw, first bearing, stepper motor, right support frame, first slide rail, square tube, first slider, cross bar, tapered roller, bearing seat, guide hole, second bearing , Guide rod, the lifting foot cup is vertically installed at the bottom of the support leg by means of bolt connection, the top of the support leg is vertically installed at the bottom of the square tube by welding connection, and the left side of the square tube is provided with a grinding mechanism With the base, the grinding mechanism is vertically installed on the base, the left support frame is vertically welded to the left end of the square tube, the bottom of the clamp is vertically installed on the first slider by bolting, the The nut seat is threadedly connected with the ejector rod on the clamp through bolts, one end of the screw rod is connected with the stepper motor through the coupling, and the other end is in interference fit with the inner hole of the second bearing, and the right support frame is connected to the inner hole of the second bearing. The right end of the square tube is welded vertically, the top rod on the right support frame is provided with a through hole, the first bearing is in an interference fit with the through hole, and the first slide rail is installed on the side of the square tube by bolting. On the top, the clamp is slidably matched with the first slide rail through the first slider, the square tube is symmetrically arranged, the cross bar is vertically connected to the square tubes on the front and rear sides, and the bearing seat is symmetrically arranged , the bearing seat is vertically installed on the square tube by means of bolt connection, the central shaft on the tapered roller is in an interference fit with the bearing inner ring on the bearing seat, and the rear side of the ejector rod on the clamp opens upward. There is a guide hole, the guide hole is matched with the guide rod, one end of the guide rod is fixedly connected with the crossbar on the left support frame, and the other end is fixedly connected with the crossbar on the right support frame, and the guide rod is connected with the screw rod. parallel to each other; the grinding mechanism consists of a transmission cavity, a first rotating shaft, a grinding port, a turntable, a motor support frame, a first motor, a driving wheel, a second rotating shaft, a transmission belt, a guide wheel, and a push wheel , a third rotating shaft, a grinding disc, a fourth rotating shaft, and a driven wheel, the motor support frame is vertically installed on the bottom of the transmission cavity by means of bolt connection, the first motor is installed on the motor support frame, and the One end of the second rotating shaft is in interference fit with the bearing on the inner hole of the driving wheel, and the other end is connected with the output shaft of the first motor. One end of the first rotating shaft is in interference fit with the bearing inner ring on the inner hole of the guide wheel, The other end is connected with the inner wall of the inner cavity of the transmission, the turntable is provided with a grinding hole, one end of the third rotating shaft is connected with the push wheel, and the other end is connected with the driven wheel, and the driven wheel is located in the push wheel. The rear end of the drive wheel is connected with the turntable in a driving manner, and four driving wheels and driven wheels are evenly arranged around the turntable. The ring is provided with a grinding disc, one end of the fourth rotating shaft is connected with the grinding disc, and the other end is connected with the rotating motor.

Further, it also includes that the clamp is composed of a pipe clamping plate, a push rod, a second sliding block, a threaded hole, a screw rod, a T-shaped rod, a guide seat, and a second sliding rail.

Further, the top of the pipe fitting clamping plate is fixedly connected with the bottom of the push rod, both ends of the push rod are connected with a second sliding block, the second sliding rail is vertically arranged, and the second sliding rail is connected by bolts. The connection method is installed on the inner side of the vertical rod of the clamp, the second sliding block is slidingly matched with the second sliding rail, a threaded hole is opened in the middle of the cross rod on the clamp, and one end of the screw rod is connected with the T. The middle of the profile rod is welded vertically, and the other end is connected to the middle of the push rod through a bearing. The screw rod passes through the threaded hole and is threadedly connected. The guide seat is installed on the top of the cross rod on the clamp by bolting. The pipe fitting clamping disc is slidably matched with the second sliding rail through the screw rod.

Further, four conical rollers are evenly and equally spaced on the square tube, pipe fittings are arranged on the conical rollers, and the pipe fitting clamping disc is matched with the pipe fittings through a screw rod.

Further, six supporting legs are evenly and equally spaced on the square tube, and the supporting legs are parallel to each other.

Further, the tapered roller is used to place the pipe fittings, so that the pipe fittings are on the same axis during the processing, which plays a role of positioning and guiding, and facilitates the processing of the pipe fittings.

beneficial effect

The invention is a cylindrical grinding device for auto parts. The pipe to be processed is placed on a conical drum, and the T-bar drives the screw to rotate, so that the clamping plate of the pipe is slowly lowered, the pipe is fixed, and the stepper motor is started. Turn, the stepping motor rotates the lead screw, the nut seat on the lead screw drives the clamp to slowly move to the left, and pushes the pipe to feed the grinding mechanism; at this time, start the first motor to make it work, and the driving wheel Rotating, the driving wheel transmits the power to the driven wheel through the transmission belt, and the push wheel on the front end of the driven wheel rotates coaxially, and at the same time, the push wheel rotates the turntable, and the grinding disc on the turntable grinds against the outer circle of the pipe fitting, and the structure is square. A conical drum is installed on the pipe, the pipe is placed on the conical drum, the clamp clamps the pipe, the screw drive is driven by the stepping motor, and the clamp is slowly pushed, so that the pipe is cylindrically ground in the grinding mechanism The grinding disc inside the grinding mechanism is fixed on the turntable. The high-speed rotation of the turntable drives the grinding disc to grind the outer circle of the pipe fittings. Simple operation and high work efficiency.

Description of drawings

Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

Fig. 1 is the front view structure schematic diagram of the cylindrical grinding device of a kind of auto parts of the present invention;

Fig. 2 is the right side view structure schematic diagram of the cylindrical grinding device of a kind of auto parts of the present invention;

Fig. 3 is the top view structure schematic diagram of the cylindrical grinding device of a kind of auto parts of the present invention;

4 is a schematic diagram of the internal structure of the grinding mechanism of a cylindrical grinding device for an auto part of the present invention;

FIG. 5 is a schematic structural diagram of the inner working principle of the grinding mechanism of a cylindrical grinding device for auto parts according to the present invention.

In the picture: Lifting foot cup-1, support leg-2, base-3, grinding mechanism-4, left support frame-5, pipe fitting-6, clamp-7, nut seat-8, screw-9, The first bearing-10, the stepping motor-11, the right support frame-12, the first sliding rail-13, the square tube-14, the first sliding block-15, the cross bar-16, the tapered roller-17, the bearing seat -18, guide hole-19, second bearing-20, guide rod-21, transmission inner cavity-401, first rotating shaft-402, grinding port-403, turntable-404, motor support frame-405, first A motor-406, driving wheel-407, second rotating shaft-408, transmission belt-409, guide wheel-410, pushing wheel-411, third rotating shaft-412, grinding disc-413, fourth rotating shaft-414, from Moving wheel-415, pipe clamping plate-701, push rod-702, second slider-703, threaded hole-704, screw-705, T-bar-706, guide seat-707, second slide rail-708.

Detailed ways

In order to make the technical means, creative features, achievement goals and effects realized by the present invention easy to understand, the present invention will be further described below with reference to the specific embodiments.

1-5, the present invention provides a technical solution of a cylindrical grinding device for auto parts: its structure includes a lifting foot cup 1, a support leg 2, a base 3, a grinding mechanism 4, a left support frame 5, a pipe fitting 6. Clamp 7, nut seat 8, screw 9, first bearing 10, stepper motor 11, right support frame 12, first slide rail 13, square tube 14, first slider 15, cross bar 16, Conical drum 17, bearing seat 18, guide hole 19, second bearing 20, guide rod 21, the lifting foot cup 1 is vertically installed on the bottom of the support leg 2 by means of bolt connection, and the top of the support leg 2 is connected by welding It is installed vertically at the bottom of the square tube 14, the left side of the square tube 14 is provided with a grinding mechanism 4 and a base 3, the grinding mechanism 4 is vertically installed on the base 3, and the left support frame 5 is connected to the square tube. The left end of 14 is welded vertically, the bottom of the clamp 7 is vertically installed on the first slider 15 by means of bolts, and the nut seat 8 is threadedly connected to the top rod on the clamp 7 through bolts. One end of the screw rod 9 is connected with the stepping motor 11 through a coupling, and the other end is in an interference fit with the inner hole of the second bearing 20. The right support frame 12 is vertically welded to the right end of the square tube 14, and the right support The top rod on the frame 12 has a through hole, the first bearing 10 is an interference fit with the through hole, the first slide rail 13 is installed on the top of the square tube 14 by bolting, and the clamp 7. The first sliding block 15 is slidably matched with the first sliding rail 13, the square tube 14 is symmetrically arranged, the cross bar 16 is vertically connected with the square tubes 14 on the front and rear sides, the bearing seat 18 is symmetrically arranged, The bearing seat 18 is vertically mounted on the square tube 14 by means of bolts, the central axis of the tapered roller 17 is in interference fit with the inner ring of the bearing on the bearing seat 18, and the top rod on the clamp 7 is in an interference fit. A guide hole 19 is opened on the rear side, and the guide hole 19 is in clearance fit with the guide rod 21 . Fixed connection, the guide rod 21 and the screw rod 9 are parallel to each other; the grinding mechanism 4 consists of a transmission cavity 401, a first rotating shaft 402, a grinding port 403, a turntable 404, a motor support frame 405, a first A motor 406, a driving wheel 407, a second rotating shaft 408, a transmission belt 409, a guide wheel 410, a pushing wheel 411, a third rotating shaft 412, a grinding disc 413, a fourth rotating shaft 414, and a driven wheel 415 are composed of the motor support frame. 405 is vertically installed on the bottom of the transmission cavity 401 by means of bolt connection, the first motor 406 is installed on the motor support frame 405, and one end of the second rotating shaft 408 is in interference fit with the bearing on the inner hole of the driving wheel 407 , the other end is connected with the output shaft of the first motor 406, one end of the first rotating shaft 402 is in interference fit with the inner ring of the bearing on the inner hole of the guide wheel 410, and the other end is connected with the inner wall of the transmission cavity 401, so The turntable 404 is provided with a grinding port 403, and one end of the third rotating shaft 412 is connected to the push wheel 41. 1 is connected, the other end is connected with the driven wheel 415, the driven wheel 415 is located at the rear end of the push wheel 411, the push wheel 411 is connected with the turntable 404, and the turntable 404 is provided with four evenly spaced around. The driving wheel 411 is connected with the driven wheel 415, and the driving wheel 407 is connected with the guide wheel 410 and the driven wheel 415 through the transmission belt 409. The inner ring of the turntable 404 is provided with a grinding disc 413, and one end of the fourth rotating shaft 414 is in phase with the grinding disc 413. The other end is connected to the rotary motor, and the clamp 7 is also composed of a pipe clamp plate 701, a push rod 702, a second slider 703, a threaded hole 704, a screw 705, a T-shaped rod 706, a guide seat 707, a first It consists of two slide rails 708. The top of the pipe fitting clamping plate 701 is fixedly connected to the bottom of the push rod 702. The two ends of the push rod 702 are connected with a second slider 703. The second slide rail 708 is vertically arranged. The second sliding rail 708 is installed on the inner side of the vertical rod of the clamp 7 by means of bolt connection, the second sliding block 703 is slidingly matched with the second sliding rail 708, and the horizontal A threaded hole 704 is opened in the middle of the rod. One end of the screw rod 705 is vertically welded to the middle of the T-shaped rod 706, and the other end is connected to the middle of the push rod 702 through a bearing. The screw rod 705 passes through the screw hole 704 and is threadedly connected. The guide seat 707 is installed on the top of the cross bar on the clamp 7 by means of bolt connection, the pipe clamping plate 701 is slidably fitted with the second slide rail 708 through the screw 705, and the square pipe 14 is provided with four uniform and equidistant. The conical drum 17 of the root, the conical drum 17 is provided with the pipe 6, the pipe clamping plate 701 is matched with the pipe 6 through the screw 705, and the square pipe 14 is evenly provided with six supporting legs at equal distances. 2, and the supporting legs 2 are parallel to each other, the tapered rollers 17 are used to place the pipe fittings 6, so that the pipe fittings 6 are on the same axis during processing, which plays a role of positioning and guiding, and facilitates the processing of the pipe fittings 6.

The ball screw 9 mentioned in this patent is the most commonly used transmission element in tool machinery and precision machinery. Accuracy, reversibility and high efficiency. Due to its small frictional resistance, ball screws are widely used in various industrial equipment and precision instruments.

The pipe 6 to be processed is placed on the conical drum 17, the T-bar 706 drives the screw 705 to rotate, the pipe clamping plate 701 is slowly lowered, the pipe 6 is fixed, and the stepping motor 11 is started to rotate forward, and the stepping motor 11 The screw rod 9 is rotated, and the nut seat 8 on the screw rod 9 drives the clamp 7 to slowly move to the left, and at the same time pushes the pipe fitting 6 to feed the grinding mechanism 4; at this time, start the first motor 406 to make it work, actively The wheel 407 rotates, the driving wheel 407 transmits power to the driven wheel 415 through the transmission belt 409, the push wheel 411 on the front end of the driven wheel 415 rotates coaxially, and the push wheel 411 rotates the turntable 404. Grinding is performed on the outer circumference of the pipe fitting 6 .

The invention solves the problems that the prior art device has troublesome clamping method, troublesome operation and uneven processing of the outer circumference of the pipe when processing automobile pipe fittings. The invention combines the above-mentioned components with each other, and the structure is that a tapered pipe is installed on the square pipe. Roller, place the pipe on the conical drum, the clamp clamps the pipe, drives the screw drive through the stepping motor, and slowly pushes the clamp, so that the pipe is cylindrically ground in the grinding mechanism, inside the grinding mechanism The grinding disc is fixed on the turntable. The high-speed rotation of the turntable drives the grinding disc to grind the outer circle of the pipe fittings. The precise feeding of the stepping motor can accurately control the feeding speed of the pipe fittings, so that the cylindrical grinding process is uniform, and the operation method is simple and efficient. high.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, and it will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, but without departing from the spirit or essential aspects of the present invention. In the case of the characteristic features, the present invention can be implemented in other specific forms. Therefore, the embodiments are to be regarded in all respects as illustrative and not restrictive, and the scope of the invention is to be defined by the appended claims rather than the foregoing description, which are therefore intended to fall within the scope of the claims. All changes within the meaning and scope of the equivalents of , are included in the present invention. Any reference signs in the claims shall not be construed as limiting the involved claim.

In addition, it should be understood that although this specification is described in terms of embodiments, not each embodiment only includes an independent technical solution, and this description in the specification is only for the sake of clarity, and those skilled in the art should take the specification as a whole , the technical solutions in each embodiment can also be appropriately combined to form other implementations that can be understood by those skilled in the art.

Claims (5)

1. a kind of bar grinding attachment of automobile parts, structure includes lifting footed glass (1), supporting leg (2), pedestal (3), grinding Mechanism (4), left support frame (5), pipe fitting (6), binding clasp (7), nut seat (8), screw rod (9), first bearing (10), stepper motor (11), right support frame (12), the first sliding rail (13), square tube (14), the first sliding block (15), cross bar (16), conical drum (17), axis Hold seat (18), pilot hole (19), second bearing (20), guide rod (21), it is characterised in that:

The lifting footed glass (1) is vertically mounted on supporting leg (2) bottom, supporting leg (2) top by bolted connection Portion is vertically mounted on square tube (14) bottom by way of welded connecting, and the left side of the square tube (14) is equipped with grinding mechanism (4) With pedestal (3), the grinding mechanism (4) is vertically mounted on pedestal (3), the left end of the left support frame (5) and square tube (14) Locate vertical welding, binding clasp (7) bottom is vertically mounted on by bolted connection on the first sliding block (15), the spiral shell Base (8) is threadedly coupled by bolt with the mandril on binding clasp (7), and described screw rod (9) one end passes through with stepper motor (11) Shaft coupling is connected, and the inner hole of the other end and second bearing (20) is interference fitted, the right support frame (12) and square tube (14) Vertical welding at right end, the mandril on the right support frame (12) are provided with through-hole, and the first bearing (10) is matched with through-hole interference It closes, first sliding rail (13) is mounted on by bolted connection on the top of square tube (14), and the binding clasp (7) passes through First sliding block (15) is slidably matched with the first sliding rail (13), and the square tube (14) is arranged symmetrically, the cross bar (16) and front and back The square tubes (14) of two sides vertically connects, the bearing block (18) be it is arranged symmetrically, what the bearing block (18) was bolted Mode is vertically mounted on square tube (14), the central axis on the conical drum (17) and the bearing inner race interference on bearing block (18) Cooperate, is provided with pilot hole (19) on the mandril rear side on the binding clasp (7), the pilot hole (19) and guide rod (21) gap Cooperation, described guide rod (21) one end are fixedly connected with the cross bar on left support frame (5), on the other end and right support frame (12) Cross bar is fixedly connected, and is parallel to each other between the guide rod (21) and screw rod (9)；

The grinding mechanism (4) is by transmission inner cavity (401), the first rotary shaft (402), grinding port (403), turntable (404), electricity Machine support frame (405), first motor (406), driving wheel (407), the second rotary shaft (408), transmission belt (409), directive wheel (410), wheel (411), third rotary shaft (412), mill (413), the 4th rotary shaft (414), driven wheel (415) composition are pushed, The motor support frame (405) is vertically mounted on by bolted connection on transmission inner cavity (401) bottom, the motor branch It is equipped on support (405) first motor (406), the axis on described second rotary shaft (408) one end and driving wheel (407) inner hole Interference fit is held, the other end is connected with the output shaft of first motor (406), described first rotary shaft (402) one end and guiding The bearing inner race interference fit on (410) inner hole is taken turns, the other end is connected with the inner wall of transmission inner cavity (401), the turntable (404) be equipped with grinding port (403), described third rotary shaft (412) one end with push wheel (411) be connected, the other end and Driven wheel (415) is connected, and the driven wheel (415) is located at the rear end for pushing wheel (411), the promotion wheel (411) and turntable (404) be sequentially connected, turntable (404) surrounding uniformly equidistantly set there are four promotion wheel (411) and driven wheel (415), institute It states driving wheel (407) to be sequentially connected by transmission belt (409) and directive wheel (410), driven wheel (415), in the turntable (404) Circle is equipped with mill (413), and the 4th rotary shaft (414) one end is connected with mill (413), and the other end is connected with rotating electric machine It connects.

2. a kind of bar grinding attachment of automobile parts according to claim 1, it is characterised in that: further include binding clasp (7) disk (701), push rod (702), the second sliding block (703), threaded hole (704), screw rod (705), T-bar are clamped by pipe fitting (706), guide holder (707), the second sliding rail (708) composition.

3. a kind of bar grinding attachment of automobile parts according to claim 2, it is characterised in that: the pipe fitting clamps disk (701) top is fixedly connected with push rod (702) bottom, and push rod (702) both ends are all connected with the second sliding block (703), described Second sliding rail (708) is vertically arranged, and it is vertical that second sliding rail (708) is mounted on binding clasp (7) by bolted connection On inside on bar, second sliding block (703) is slidably matched with the second sliding rail (708), in the cross bar on the binding clasp (7) Between be provided with threaded hole (704), described screw rod (705) one end and T-bar (706) intermediate vertical are welded, the other end by bearing with It is connected among push rod (702), the screw rod (705) penetrates through threaded hole (704) and is threadedly coupled, and the guide holder (707) is logical It crosses at the top of the cross bar that bolted mode is mounted on binding clasp (7), the pipe fitting clamps disk (701) and passes through screw rod (705) it is slidably matched with the second sliding rail (708).

4. a kind of bar grinding attachment of automobile parts according to claim 3, it is characterised in that: on the square tube (14) Uniformly the equidistant conical drum (17) for being equipped with four, the conical drum (17) are equipped with pipe fitting (6), and the pipe fitting clamps disk (701) it is matched by screw rod (705) with pipe fitting (6).

5. a kind of bar grinding attachment of automobile parts according to claim 1, it is characterised in that: on the square tube (14) The uniformly equidistant supporting leg (2) for being equipped with the six roots of sensation, and be parallel to each other two-by-two between supporting leg (2).