CN218776489U - Automobile fixture positioning mechanism - Google Patents

Abstract

The utility model is suitable for an auto clamp field provides an auto clamp positioning mechanism, including the processing platform, the top fixedly connected with star frame of processing platform, sliding connection has three clamp splice on the star frame, and is three the clamp splice still includes around the central evenly distributed of processing platform: the three transmission mechanisms are connected to the processing table and are respectively in transmission connection with the three clamping blocks, and the transmission mechanisms are used for driving the clamping blocks to move horizontally; and the synchronizing mechanism is connected to the processing table. The utility model discloses in, when the screw rod drove a slider and removed, gear and spur rack can drive two other slider synchronous motion, and then make 3 clamp splice synchronous motion, and 3 clamp splices carry out automatic positioning and centre gripping to auto parts, and the device easy operation can effectively improve work efficiency.

Description

Automobile fixture positioning mechanism

Technical Field

The utility model belongs to the auto clamp field especially relates to an auto clamp positioning mechanism.

Background

The jig is a device for fixing a processing object to a correct position for receiving construction or inspection in a machine manufacturing process, and is also called a jig, and a device for quickly, conveniently and safely mounting a workpiece in any process in a process is called a jig in a broad sense.

The utility model discloses a high accuracy car anchor clamps positioning mechanism disclosed in chinese utility model patent CN212527421U, including two L type slide rails that the symmetry set up, two equal symmetrical two first connecting plates of fixedly connected with and second connecting plate between the L type slide rail, though this utility model discloses a set up four mutually perpendicular's lead screw, make clamping mechanism can remove wantonly in the plane, and then can the not equidimension auto parts of centre gripping, but when the device presss from both sides tight auto parts, need adjust the clamping mechanism of four directions respectively, and need make the accurate required position that removes of four clamping mechanism, then still need control four clamping mechanism respectively and press from both sides tightly the part, operating procedure is loaded down with trivial details, very waste time, be unfavorable for improving work efficiency.

To avoid the above technical problems, it is necessary to provide a positioning mechanism for a vehicle clamp to overcome the above-mentioned drawbacks of the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automobile clamp positioning mechanism aims at solving complex operation's problem.

The embodiment of the utility model provides a realize like this, including the processing platform, the top fixedly connected with star frame of processing platform, sliding connection has three clamp splice on the star frame, and is three the clamp splice still includes around the central evenly distributed of processing platform:

the three transmission mechanisms are connected to the processing table and are respectively in transmission connection with the three clamping blocks, and the transmission mechanisms are used for driving the clamping blocks to move horizontally;

the synchronous mechanism is connected to the processing table and is in transmission connection with the three transmission mechanisms, and the synchronous mechanism is used for enabling the three transmission mechanisms to synchronously and horizontally move;

and the driving mechanism is connected to the processing table and is in transmission connection with one of the transmission mechanisms, and the driving mechanism is used for driving the transmission mechanism to horizontally move.

According to a further technical scheme, the transmission mechanism comprises a sliding block which is connected to the processing table in a sliding mode, the sliding block is perpendicular to the clamping block, a first helical rack is arranged at the top of the sliding block, a second helical rack is arranged at the bottom of the clamping block and meshed with the first helical rack, and a sliding groove for the second helical rack to move is formed in the star-shaped frame.

According to the technical scheme, the synchronous mechanism comprises a gear rotatably connected with the top of the processing table, the side face of each sliding block is provided with a spur rack, and the spur racks are meshed with the gear.

According to a further technical scheme, the driving mechanism comprises a screw rod which is rotatably connected to the processing table, the screw rod is in threaded connection with a sliding block on one of the transmission mechanisms, the processing table is also fixedly connected with a motor, and an output shaft of the motor is fixedly connected with one end of the screw rod.

According to a further technical scheme, the clamping blocks are in a step shape.

Compared with the prior art, the beneficial effects of the utility model are as follows:

when the screw rod drives one sliding block to move, the gear and the spur rack can drive the other two sliding blocks to synchronously move, so that 3 clamping blocks synchronously move, and the 3 clamping blocks automatically position and clamp the automobile part; through the arrangement of the stepped clamping blocks, different parts can be placed on different levels, so that the device is more stable in clamping and wider in application range.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic front sectional structure view of the present invention;

FIG. 3 is a schematic view of the three-dimensional structure of the slider of the present invention;

fig. 4 is a schematic view of the three-dimensional structure of the clamping block of the present invention.

In the drawings: the processing table 1, the spider 2, the clamping block 3, the transmission mechanism 4, the slide block 41, the first helical rack 42, the second helical rack 43, the synchronous mechanism 5, the gear 51, the straight rack 52, the driving mechanism 6, the screw 61 and the motor 62.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The following detailed description is provided to illustrate specific embodiments of the present invention.

As shown in fig. 1-4, for the utility model provides a pair of automotive fixture positioning mechanism, including processing platform 1, processing platform 1 includes bottom plate, stand and mounting panel, stand fixed connection is on the bottom plate, mounting panel fixed connection is on the stand, and the mounting panel is circular desktop, the top fixedly connected with star frame 2 of processing platform 1, sliding connection has three clamp splice 3 on star frame 2, and is three clamp splice 3 still includes around the central evenly distributed of processing platform 1:

the three transmission mechanisms 4 are connected to the processing table 1, the three transmission mechanisms 4 are in transmission connection with the three clamping blocks 3 respectively, the transmission mechanisms 4 are used for driving the clamping blocks 3 to move horizontally, parts are placed among the three clamping blocks 3, and the three clamping blocks 3 can automatically clamp the parts to the center of the processing table 1, so that the parts are positioned more accurately;

the synchronous mechanism 5 is connected to the processing table 1, the synchronous mechanism 5 is in transmission connection with the three transmission mechanisms 4, and the synchronous mechanism 5 is used for enabling the three transmission mechanisms 4 to synchronously and horizontally move;

and the driving mechanism 6 is connected to the processing table 1, the driving mechanism 6 is in transmission connection with one transmission mechanism 4, and the driving mechanism 6 is used for driving the transmission mechanism 4 to horizontally move.

During the use, put the auto parts between three clamp splice 3, actuating mechanism 6 drives a drive mechanism 4 horizontal migration, through lazytongs 5, two other drive mechanism 4 also can synchronous migration, drive mechanism 4 drives clamp splice 3 horizontal migration, and then presss from both sides tightly and fix the part, because three clamp splice 3 synchronous migration, consequently can promote the part to processing platform 1 center department, then fix again for the device can automatic positioning and centre gripping, easy operation can improve work efficiency effectively.

In the embodiment of the present invention, as shown in fig. 1-4, as a preferred embodiment of the present invention, the transmission mechanism 4 includes a slider 41 slidably connected to the processing table 1, the slider 41 is vertically disposed with the clamping block 3, that is, the slider 41 is perpendicular to the moving direction of the clamping block 3, the top of the slider 41 is provided with a first helical rack 42, the bottom of the clamping block 3 is provided with a second helical rack 43, the second helical rack 43 is engaged with the first helical rack 42, and a chute for the second helical rack 43 to move is provided on the star frame 2.

The slide block 41 drives the first helical rack 42 to move horizontally, the first helical rack 42 drives the second helical rack 43 to move horizontally, and the second helical rack 43 drives the clamping block 3 to move horizontally.

In the embodiment of the present invention, as shown in fig. 1, as a preferred embodiment of the present invention, the synchronizing mechanism 5 includes a gear 51 connected to the top center of the processing table 1 in a rotating manner, three the side of the slide block 41 is provided with a spur rack 52, three the spur rack 52 is engaged with the gear 51.

The slide block 41 can drive the spur rack 52 to move when moving, the spur rack 52 drives the gear 51 to rotate, the gear 51 drives the other two spur racks 52 to move, and then the other two slide blocks 41 are driven to move, so that the synchronous movement of the three slide blocks 41 is ensured, the synchronous opening or synchronous clamping of the three clamping blocks 3 is realized, automobile parts are fixed at the center of the processing table 1, and the positioning is more accurate.

In the embodiment of the present invention, as shown in fig. 1, as a preferred embodiment of the present invention, the driving mechanism 6 includes a screw 61 rotatably connected to the processing table 1, the screw 61 is threadedly connected to the slider 41 of one of the transmission mechanisms 4, the processing table 1 is further fixedly connected with a motor 62, and an output shaft of the motor 62 is fixedly connected to one end of the screw 61.

The motor 62 drives the screw 61 to rotate, and the screw 61 drives one sliding block 41 to move, so as to drive the three clamping blocks 3 to move back and forth or towards each other at the same time, i.e. the three clamping blocks 3 are opened or clamped.

In the embodiment of the present invention, as shown in fig. 1 and 4, as a preferred embodiment of the present invention, the clamping block 3 is of a stepped type, three, and the end of the clamping block 3 opposite to the clamping block is a first step of the stepped clamping block 3.

The automobile parts with different sizes are placed on different steps, so that the clamping blocks 3 can clamp the parts more firmly, and the device can be suitable for parts with different sizes in a wider range.

This auto clamp positioning mechanism, during the use, according to the size of part, select the position that the part was placed on clamp splice 3, place the part on clamp splice 3, start motor 62, motor 62 drives screw 61 and rotates, screw 61 drives a slider 41 and moves, slider 41 drives spur rack 52 and moves, spur rack 52 drives gear 51 and rotates, gear 51 drives another two spur racks 52 and slider 41 and moves, make three slider 41 synchronous motion, slider 41 can drive first helical rack 42 and move, first helical rack 42 drives second helical rack 43 and moves, second helical rack 43 drives clamp splice 3 and moves, thereby make three clamp splice 3 synchronous motion, and then with the centre gripping of part at the star 2, make its location more accurate, the device only need control motor 62 can, the operation is simple, can reduce the time of positioning the part greatly, and improve work efficiency.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims (5)

1. The utility model provides an automotive fixture positioning mechanism, includes the processing platform, its characterized in that, the top fixedly connected with star frame of processing platform, sliding connection has three clamp splice on the star frame, and is three the clamp splice still includes around the central evenly distributed of processing platform:

the three transmission mechanisms comprise sliding blocks which are connected to the processing table in a sliding mode, first oblique racks are arranged at the tops of the sliding blocks, second oblique racks are arranged at the bottoms of the clamping blocks, the second oblique racks are meshed with the first oblique racks, and the transmission mechanisms drive the clamping blocks to move horizontally in a horizontal moving mode;

the synchronous mechanism is connected to the processing table and is in transmission connection with the sliding blocks on the three transmission mechanisms, and the synchronous mechanism is used for enabling the three transmission mechanisms to synchronously and horizontally move;

and the driving mechanism is connected to the processing table and is in transmission connection with one of the transmission mechanisms, and the driving mechanism is used for driving the transmission mechanism to horizontally move.

2. The vehicle jig positioning mechanism of claim 1 wherein the slide block is disposed perpendicular to the clamp block.

3. The automobile fixture positioning mechanism as claimed in claim 2, wherein the synchronizing mechanism comprises a gear rotatably connected to the top of the machining table, the three sliding blocks are provided with spur racks on the side surfaces, and the three spur racks are engaged with the gear.

4. The vehicle fixture positioning mechanism of claim 3, wherein the driving mechanism comprises a screw rotatably connected to the processing table, the screw is in threaded connection with a slide block of one of the transmission mechanisms, the processing table is further fixedly connected with a motor, and an output shaft of the motor is fixedly connected with one end of the screw.

5. The vehicle clamp positioning mechanism of claim 1, wherein the clamp blocks are stepped.

Images