CN223671107U - Workpiece assembling and clamping device - Google Patents

Abstract

This utility model relates to the technical field of workpiece processing equipment, specifically to a workpiece assembly and clamping device. It includes a base, a divider, a turntable, and several fixtures mounted on the turntable. The divider is mounted on the base and drives the turntable to rotate intermittently. Each fixture has a corresponding clamping mechanism, which includes a left clamp and a right clamp on both sides of the fixture. A connecting plate is connected to the bottom of both the left and right clamps, and the connecting plates are slidably mounted on the turntable. The connecting plates are connected by a return spring. A driving component is located on the base and at the top of the clamping fixtures. When activated, the driving component allows the left and right clamps to move relative to each other. This utility model, by setting a limiting plate at the bottom of the assembly station, achieves clamping and releasing of the workpiece under the action of a return spring and a driving component. It can automatically clamp the workpiece while reducing the number of driving components, thus reducing assembly costs and improving work efficiency.

Description

Workpiece assembling and clamping device

Technical Field

The utility model relates to the technical field of workpiece processing equipment, in particular to a workpiece assembling and clamping device.

Background

The workpiece assembling device is equipment for combining a plurality of parts into a complete product, two small parts are often assembled in the assembly process of the parts or the assembly, the workpiece is required to be fixedly positioned in the jig during assembly and then processed, a plurality of jigs are distributed on the turntable, and the jigs are driven to rotate to corresponding stations for processing by means of rotation of the turntable.

In general, each fixture on the turntable corresponds to one clamping assembly, a workpiece is placed in the fixture and is fixed through the clamping assemblies, the workpiece is moved to a to-be-assembled position under the rotation of the turntable, and the workpiece is clamped after the machining is finished, the existing driving fixture clamps are used for driving the fixture to clamp the workpiece in a manual bolt rotating mode, the clamping mode is low in efficiency and is influenced by human uncertain factors, the positioning effect is poor, or corresponding driving parts are arranged at each clamping assembly to clamp the workpiece, so that the machining cost is indirectly increased.

Disclosure of utility model

The utility model aims at the defects of the prior art and provides a workpiece assembling and clamping device to solve the problems of low assembling efficiency and high processing cost in the background art.

In order to achieve the technical aim, the workpiece assembling and clamping device comprises a base, a divider, a turntable and a plurality of jigs arranged on the turntable, wherein the divider is arranged on the base and drives the turntable to intermittently rotate, each jig is correspondingly provided with a clamping mechanism, each clamping mechanism comprises a left clamp and a right clamp which are arranged on two sides of the jig, the bottoms of the left clamp and the right clamp are connected with connecting plates, the connecting plates are slidably arranged on the turntable and are connected through return springs, a driving piece is arranged on the base and positioned at the top of the clamping jig, and the driving piece can form the action of relative movement of the left clamp and the right clamp after being started.

Further, the device also comprises a guide rod, the connecting plates are all slidably mounted on the guide rod, and the reset spring is sleeved on the guide rod between the two connecting plates.

Further, the bottom of connecting plate all is equipped with the slider, and the slide hole has been seted up to the below that just is located the tool on the carousel, and the slider setting is downthehole in the slide, and the driving piece is including driving the cylinder and the limiting plate of being connected with the output of driving the cylinder, has seted up isosceles trapezoid's recess on the limiting plate, drives two sliders relative movement when the limiting plate rises.

Further, one side of the lower part of the sliding block is rotatably provided with a roller, and the roller is contacted with the waist surface of the groove.

Further, a baffle is arranged on the base, and the limiting plate is slidably arranged on the baffle.

Further, anti-slip pads are arranged on the opposite surfaces of the left clamp and the right clamp.

Compared with the prior art, the clamping device has the beneficial effects that the limiting plate is arranged at the bottom of the station to be assembled, when a workpiece in the jig rotates to the station to be assembled, the left clamp and the right clamp are controlled to move relatively by the driving cylinder driving the limiting plate, the workpiece is clamped, after the assembly is completed, the driving cylinder drives the limiting plate to shrink, the left clamp and the right clamp loosen the clamping of the workpiece under the action of the reset spring and restore to the state to be clamped, so that the workpiece in the jig is conveniently rotated to the next station to be taken down and put a new workpiece to be assembled, compared with the traditional manual clamping and loosening control method, the working efficiency is greatly improved, the workpiece can be automatically clamped on the premise of reducing the driving piece, and the assembly cost is reduced.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the clamping mechanism of the present utility model;

Fig. 3 is a schematic structural view of the limiting plate of the present utility model.

In the figure, 1, a base, 2, a divider, 3, a turntable, 4, a jig, 5, a clamping mechanism, 51, a left clamp, 52, a right clamp, 53, a connecting plate, 54, a sliding block, 55, a roller, 6, a driving piece, 61, a driving cylinder, 62, a limiting plate, 63, a groove, 7, a return spring, 8, a guide rod, 9, a sliding hole and 10 and a baffle plate.

Detailed Description

The following are specific embodiments of the present utility model, and the technical solutions of the present utility model are further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.

As shown in fig. 1-3, the utility model provides a workpiece assembling and clamping device, which comprises a base 1, a divider 2, a turntable 3 and a plurality of jigs 4 arranged on the turntable 3, wherein the divider 2 is arranged on the base 1 and drives the turntable 3 to intermittently rotate, each jig 4 is correspondingly provided with a clamping mechanism 5, the clamping mechanisms 5 comprise a left clamp 51 and a right clamp 52 which are arranged on two sides of the jig 4, the bottoms of the left clamp 51 and the right clamp 52 are respectively connected with a connecting plate 53, the connecting plates 53 are slidably arranged on the turntable 3, the connecting plates 53 are connected with one another through two reset springs 7, the number of the reset springs 7 is two, a driving piece 6 is respectively arranged on the base 1 and positioned on the top of the clamping jig 4, and the driving piece 6 can form a motion of relative movement of the left clamp 51 and the right clamp 52 after being started.

As shown in figures 1 and 2, the divider 2 drives the turntable 3 to intermittently rotate, the jigs 4 are arranged on the turntable 3 through bolt pieces, the jigs 4 can be replaced according to requirements to be suitable for assembly work of different workpieces, the clamping mechanisms 5 are further positioned on the workpieces, the workpieces are placed in the jigs 4 when in use, the workpieces are initially positioned through the jigs 4, when the turntable 3 rotates to the assembly work, one jig 4 on the turntable 3 is positioned right above the driving piece 6, the left clamp 51 and the right clamp 52 are driven by the driving piece 6 to relatively move, the workpieces in the jigs 4 are centered and clamped, the workpieces are conveniently repositioned and fixed, the workpieces are conveniently assembled, after the assembly is completed, the driving piece 6 is retracted, the left clamp 51 and the right clamp 52 are mutually away under the action of the reset spring 7, the clamping of the workpieces is released, the workpieces which are assembled are conveniently taken out by next operators or the unloading piece and the workpieces which are newly assembled are placed, the workpieces can be automatically clamped under the premise of reducing the driving piece 6, the assembly cost is greatly reduced, and the assembly cost is greatly increased.

The workpiece assembling and clamping mechanism further comprises a guide rod 8, the connecting plates 53 are slidably mounted on the guide rod 8, and the return spring 7 is sleeved on the guide rod 8 between the two connecting plates 53.

As shown in fig. 2, the guide rod 8 plays a role in guiding, and prevents the return spring 7 from bending and deforming, thereby affecting operation.

The bottom of connecting plate 53 all is equipped with slider 54, and slide hole 9 has been seted up to the below that just is located tool 4 on the carousel 3, and slider 54 sets up in slide hole 9, and driving piece 6 includes drive cylinder 61 and limiting plate 62 that is connected with the output of drive cylinder 61, has seted up isosceles trapezoid's recess 63 on the limiting plate 62, and the width of recess 63 reduces from top to bottom gradually, drives two sliders 54 relative movement when limiting plate 62 rises.

As shown in fig. 1, the driving cylinder 61 drives the limiting plate 62 to move upwards, in the moving process, the sliding block 54 slides in the sliding hole 9, and in the moving process of the limiting plate 62, the left clamp 51 and the right clamp 52 are driven to move horizontally relatively, so that the distance between the left clamp and the right clamp is reduced, and the workpiece is clamped.

The roller 55 is rotatably mounted on one side of the lower part of the sliding block 54, and the roller 55 is contacted with the waist surface of the groove 63.

As shown in fig. 2, the friction between the waist surface of the groove 63 and the slider 54 is reduced by the roller 55, and the service life thereof is improved.

The base 1 is provided with a baffle 10, and a limiting plate 62 is slidably arranged on the baffle 10.

As shown in fig. 1, the baffle plate 10 plays a role of guiding to prevent the horizontal deviation from occurring when the stopper plate 62 moves up and down.

And anti-slip pads are arranged on opposite surfaces of the left clamp 51 and the right clamp 52.

As shown in fig. 1, the anti-slip pad can improve the stability of an article by increasing the friction force between the article and the surface, and can also protect the article, so that the friction force between the article and the surface can be increased, and the surface of a workpiece can be protected.

When the tool is used, a workpiece is placed in the tool 4, the divider 2 drives the rotary table 3 to intermittently rotate, when the workpiece in the tool 4 rotates to a station with assembly, the lower part of the sliding block 54 is just above the groove 63, the driving cylinder 61 is started to drive the limiting plate 62 to lift, the sliding block 54 falls in the groove 63 in the lifting process, the rollers 55 at the lower part of the sliding block 54 are respectively contacted with the waist surface of the groove 54, the rollers 55 roll on the side wall of the groove 63, the two sliding blocks 54 are extruded to relatively move in the horizontal direction, the left clamp 51 and the right clamp 52 are driven to relatively slide, the workpiece in the tool 4 is clamped, the workpiece is assembled, the limiting plate 62 is driven to shrink by the driving cylinder 61 after the assembly is completed, the workpiece in the tool 4 is released by the left clamp 51 and the right clamp 52 under the action of the reset spring 7, the rotary table 3 continues to rotate, and the assembled tool is rotated to the next station, and the workpiece in the tool 4 is taken out.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions, without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Claims (6)

1. A workpiece assembly clamping device, characterized in that: it includes a base (1), a divider (2), a turntable (3) and a plurality of fixtures (4) disposed on the turntable (3), the divider (2) is disposed on the base (1) and drives the turntable (3) to rotate intermittently, each fixture (4) is provided with a clamping mechanism (5), the clamping mechanism (5) includes a left clamp (51) and a right clamp (52) disposed on both sides of the fixture (4), the bottom of the left clamp (51) and the right clamp (52) are connected to a connecting plate (53), the connecting plate (53) is slidably mounted on the turntable (3), the connecting plates (53) are connected to each other by a return spring (7), a driving member (6) is provided on the base (1) and located at the top of the clamping fixture (4), the driving member (6) can form a relative movement of the left clamp (51) and the right clamp (52) after starting. 2. The workpiece assembly clamping device according to claim 1, characterized in that: it further includes a guide rod (8), the connecting plates (53) are all slidably mounted on the guide rod (8), and the reset spring (7) is fitted on the guide rod (8) between the two connecting plates (53). 3. A workpiece assembly clamping device according to claim 2, characterized in that: the bottom of the connecting plate (53) is provided with a slider (54), the turntable (3) is provided with a sliding hole (9) located below the fixture (4), the slider (54) is provided in the sliding hole (9), the driving component (6) includes a driving cylinder (61) and a limiting plate (62) connected to the output end of the driving cylinder (61), the limiting plate (62) is provided with an isosceles trapezoidal groove (63), and when the limiting plate (62) rises, it drives the two sliders (54) to move relative to each other. 4. The workpiece assembly clamping device according to claim 3, characterized in that: a roller (55) is rotatably mounted on one side of the lower part of the slider (54), and the roller (55) contacts the waist surface of the groove (63). 5. A workpiece assembly clamping device according to claim 3, characterized in that: a baffle (10) is provided on the base (1), and a limiting plate (62) is slidably installed on the baffle (10). 6. The workpiece assembly clamping device according to claim 1, characterized in that: anti-slip pads are provided on the opposite surfaces of the left clamp (51) and the right clamp (52).