CN221215986U - Turnover device - Google Patents

Abstract

The utility model belongs to the technical field of automatic equipment, and discloses a turnover device, which comprises a clamping assembly and a turnover assembly, wherein the clamping assembly comprises a first clamping arm and a second clamping arm which are oppositely arranged, a rotatable active turnover piece is arranged on the first clamping arm, and the first clamping arm and the second clamping arm can be mutually close or mutually far away at the same time, so that the active turnover piece and the second clamping arm can jointly clamp a workpiece; the turnover assembly comprises a carrying moving part and a turnover driving part, wherein the carrying moving part is connected with the first clamping arm and can reciprocate along with the first clamping arm, the turnover driving part is arranged on the carrying moving part, and the output end of the turnover driving part is in transmission connection with the active turnover part so that the active turnover part drives the workpiece to turn. The turnover device can turn the workpiece at any angle, keep the clamping arm not deformed, ensure the reliability of the clamping action and the turnover action, has a simple structure, and avoids increasing the processing cost of products.

Description

Turnover device

Technical Field

The utility model relates to the technical field of automation equipment, in particular to a turnover device.

Background

In the automatic assembly process of the product, the parts are required to be clamped and turned over frequently and placed on different stations so as to realize the processing of a plurality of processing surfaces. Part of the existing turning device adopts a hollow rotating platform to clamp and rotate parts, and the hollow rotating platform can rotate at any angle, but has higher cost, complex structure and difficult maintenance, so that the processing cost of products is increased.

In order to solve the problems, some production lines adopt simple turnover mechanisms, the simple turnover mechanisms generally use a motor as a power source, and the rotation of the motor is converted into the rotation of a part through an intermediate transmission structure, so that the turnover of the part is realized. Because the upset of part needs clamping jaw mechanism to carry out the centre gripping and then can go on, and motor and intermediate drive mechanism are as clamping jaw mechanism's a part structure, and this kind of simple and easy tilting mechanism's clamping jaw mechanism produces the deformation easily, and then influences the effective centre gripping to the part, appears the unstable, part of centre gripping in the upset in-process problem such as drop easily.

Disclosure of utility model

The utility model aims to provide a turnover device which can turn a workpiece at any angle, keep a clamping arm not deformed, ensure the reliability of clamping action and turnover action, has a simple structure and avoids increasing the processing cost of products.

To achieve the purpose, the utility model adopts the following technical scheme:

Providing a turning device for clamping and turning a workpiece, the turning device comprising:

The clamping assembly comprises a first clamping arm and a second clamping arm which are oppositely arranged, a rotatable active overturning piece is arranged on the first clamping arm, and the first clamping arm and the second clamping arm can be mutually close to each other or mutually far away from each other at the same time, so that the active overturning piece and the second clamping arm jointly clamp the workpiece;

The turnover assembly comprises a carrying moving part and a turnover driving part, wherein the carrying moving part is connected with the first clamping arm and can reciprocate along with the first clamping arm, the turnover driving part is arranged on the carrying moving part, and the output end of the turnover driving part is in transmission connection with the active turnover part so that the active turnover part drives the workpiece to turn.

In one embodiment, the clamping assembly further comprises a fixed plate, and the carrier mover is slidably coupled to the fixed plate.

In one embodiment, one of the fixing plate and the carrying moving member is provided with a sliding rail, and the other is provided with a sliding block, the sliding rail extends along the moving direction of the first clamping arm, and the sliding block is connected with the sliding rail in a sliding manner; and/or the number of the groups of groups,

The carrying moving part is detachably connected to the first clamping arm.

In one embodiment, the flip assembly further comprises a transmission mechanism comprising:

The first driving wheel is connected to the output end of the overturning driving piece;

The second driving wheel is connected with the driving overturning piece;

The transmission belt is sleeved on the first transmission wheel and the second transmission wheel and is used for driving the second transmission wheel and the first transmission wheel to synchronously rotate.

In one embodiment, the turning assembly further comprises a first rotating bearing, the first rotating bearing is arranged on the first clamping arm, the active turning piece is embedded in an inner ring of the first rotating bearing, and the first rotating bearing is used for supporting the active turning piece to rotate; and/or the number of the groups of groups,

The second clamping arm is provided with a rotatable driven turnover piece, the driven turnover piece and the driving turnover piece are arranged oppositely, and the driving turnover piece and the driven turnover piece clamp and turn over the workpiece.

In one embodiment, the driven flip and the driving flip are coaxially disposed; and/or the number of the groups of groups,

The turnover assembly further comprises a second rotating bearing, the second rotating bearing is arranged on the second clamping arm, the driven turnover piece is embedded into the inner ring of the second rotating bearing, and the second rotating bearing is used for supporting the driven turnover piece to rotate.

In one embodiment, the clamping assembly further comprises a clamping driving member, the clamping driving member is arranged on the fixing plate, and an output end of the clamping driving member is connected to the first clamping arm and the second clamping arm and is used for driving the first clamping arm and the second clamping arm to be close to each other or far away from each other simultaneously.

In one embodiment, the turnover device further comprises a lifting assembly, the lifting assembly comprises a supporting frame and a lifting driving piece, the lifting driving piece is arranged on the supporting frame, the clamping assembly and the turnover assembly are both slidably connected to the supporting frame, and the lifting driving piece is used for driving the clamping assembly and the turnover assembly to reciprocate along a first direction.

In one embodiment, the turnover device further comprises a horizontal movement assembly, the horizontal movement assembly comprises a horizontal driving piece and a workbench, the support frame is slidably connected to the workbench, the horizontal driving piece is used for driving the support frame to reciprocate along a second direction, and the second direction and the first direction are arranged at an included angle.

In one embodiment, the turning device further includes a plurality of supporting seats, the plurality of supporting seats are arranged at intervals along the second direction, and the plurality of supporting seats are respectively used for bearing the workpiece or the turned workpiece.

The utility model has the beneficial effects that:

According to the turnover device provided by the utility model, the first clamping arm and the second clamping arm are mutually close to realize the clamping action, and workpieces with different sizes can be clamped by the clamping action, so that the universality of the turnover device is improved; the turnover assembly comprises a carrying moving part and a turnover driving part, wherein the carrying moving part is connected with the first clamping arm and can reciprocate along with the first clamping arm, and the turnover driving part is arranged on the carrying moving part to realize synchronous movement of the turnover driving part and the first clamping arm. Because the upset driving piece does not directly set up on first centre gripping arm, avoid influencing the structural strength of first centre gripping arm, the action of upset driving piece can not produce the influence to first centre gripping arm, prevents that first centre gripping arm warp, and then guarantees the reliability of centre gripping action, avoids dropping at centre gripping and upset in-process work piece. The output end of the turnover driving piece is in transmission connection with the active turnover piece, and the turnover driving piece is used for enabling the active turnover piece to drive the workpiece to turn over; because the active overturning piece and the second clamping arm tightly clamp the workpiece, when the active overturning piece rotates, static friction force is generated between the active overturning piece and the workpiece, the static friction force drives the workpiece to synchronously rotate, the rotating angle is controlled by the overturning driving piece, and the overturning device is simple in structure and can realize overturning of the workpiece at any angle.

Drawings

Fig. 1 is a schematic structural diagram of a turnover device according to an embodiment of the present utility model;

Fig. 2 is a schematic structural diagram of a turnover device according to an embodiment of the present utility model.

In the figure:

1. A clamping assembly; 11. a first clamping arm; 111. an active flip; 12. a second clamping arm; 121. a driven overturning piece; 13. a fixing plate; 131. a slide rail; 14. clamping the driving member; 15. a transfer block; 2. a flip assembly; 21. a carrier moving member; 211. a slide block; 22. a flip drive; 23. a transmission mechanism; 231. a first driving wheel; 232. a second driving wheel; 233. a transmission belt; 24. a first rotating bearing; 25. a second rotating bearing; 26. a speed reducer; 3. a lifting assembly; 31. a support frame; 32. a lifting driving member; 4. a horizontal movement assembly; 41. a horizontal driving member; 42. a work table; 5. a support base;

100. A workpiece.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are orientation or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

As shown in fig. 1 and 2, the present embodiment provides a turning device for holding and turning a workpiece 100. The turning device comprises a clamping assembly 1 and a turning assembly 2. The clamping assembly 1 comprises a first clamping arm 11 and a second clamping arm 12 which are oppositely arranged, wherein a rotatable active overturning piece 111 is arranged on the first clamping arm 11, and the first clamping arm 11 and the second clamping arm 12 can be mutually close to each other or mutually far away from each other at the same time, so that the active overturning piece 111 and the second clamping arm 12 jointly clamp a workpiece 100. The present embodiment does not limit the shape of the workpiece 100. The first clamping arm 11 and the second clamping arm 12 are close to each other to realize clamping actions, and workpieces 100 with different sizes can be clamped through the clamping actions, so that the universality of the turnover device is improved.

The turnover assembly 2 comprises a carrying moving part 21 and a turnover driving part 22, wherein the carrying moving part 21 is connected to the first clamping arm 11 and can reciprocate along with the first clamping arm 11, and the turnover driving part 22 is arranged on the carrying moving part 21 to realize synchronous movement of the turnover driving part 22 and the first clamping arm 11. Because the overturning driving piece 22 is not directly arranged on the first clamping arm 11, the structural strength of the first clamping arm 11 is prevented from being influenced, the action of the overturning driving piece 22 cannot influence the first clamping arm 11, the first clamping arm 11 is prevented from being deformed, the reliability of the clamping action is further ensured, and the workpiece 100 is prevented from falling off in the clamping and overturning processes. The output end of the turnover driving piece 22 is in transmission connection with the active turnover piece 111, and the turnover driving piece 22 is used for enabling the active turnover piece 111 to drive the workpiece 100 to turn over. Because the active turnover piece 111 and the second clamping arm 12 tightly clamp the workpiece 100, when the active turnover piece 111 rotates, static friction force is generated between the active turnover piece 111 and the workpiece 100, the static friction force drives the workpiece 100 to synchronously rotate, the rotation angle is controlled by the turnover driving piece 22, and the turnover mechanism has a simple structure and can realize turnover of the workpiece 100 at any angle.

In one embodiment, the clamping assembly 1 further includes a fixing plate 13, the fixing plate 13 provides a carrying platform, and the carrying moving member 21 is slidably connected to the fixing plate 13. In this embodiment, the flip drive 22 is a motor. The carrying moving member 21 is an L-shaped support plate, one end of which is slidably connected to the fixed plate 13, and the other end of which is used for supporting a rotating shaft of the motor. Optionally, the turnover assembly 2 is further provided with a speed reducer 26, the speed reducer 26 is also arranged on the carrying moving member 21, the speed reducer 26 can reduce the rotation speed of the turnover driving member 22, increase the torque, and is suitable for clamping the workpiece 100 with larger turnover dead weight. Further, the speed reducer 26 does not affect the structural strength of the first clamp arm 11.

Specifically, one of the fixed plate 13 and the carrier moving member 21 is provided with a slide rail 131, the other is provided with a slider 211, the slide rail 131 extends in the moving direction of the first clamp arm 11, and the slider 211 is slidably connected to the slide rail 131. Specifically, in one embodiment, the fixing plate 13 is provided with a sliding rail 131 extending along the moving direction of the first clamping arm 11, and the carrying moving member 21 is provided with a sliding block 211, so that when the first clamping arm 11 moves to perform the clamping operation, the carrying moving member 21 moves simultaneously by sliding the sliding block 211 on the sliding rail 131. The sliding fit of the sliding block 211 and the sliding rail 131 reduces the sliding friction force of the carrying moving member 21, so that the carrying moving member 21 moves more smoothly.

In an embodiment, the carrying moving member 21 is detachably connected to the first clamping arm 11, specifically, the carrying moving member 21 and the first clamping arm 11 are connected through the adapter block 15, and two sides of the adapter block 15 are respectively connected to the carrying moving member 21 and the first clamping arm 11 by using screws (not shown in the figure), so that the turning device is convenient to disassemble, assemble and maintain.

In one embodiment, the flipping assembly 2 further comprises a transmission mechanism 23, and the transmission mechanism 23 comprises a first transmission wheel 231, a second transmission wheel 232, and a transmission belt 233. The first driving wheel 231 is connected to the output end of the turnover driving piece 22, and the second driving wheel 232 is connected to the active turnover piece 111; the driving belt 233 is sleeved on the first driving wheel 231 and the second driving wheel 232, and is used for driving the second driving wheel 232 and the first driving wheel 231 to rotate synchronously. Specifically, the driving belt 233 may be a belt or a driving chain, and friction force between the belt and the first driving wheel 231 and the second driving wheel 232 may drive the belt and the first driving wheel 231 and the second driving wheel 232 to rotate synchronously, or meshing force between the driving chain and the first driving wheel 231 and the second driving wheel 232 may drive the belt and the second driving wheel 232 to rotate synchronously. Due to the transmission mechanism 23, the turnover driving piece 22 and the active turnover piece 111 do not need to be coaxially arranged, the turnover driving piece 22 and the active turnover piece 111 can be arranged in parallel, occupation of axial space is reduced, and the turnover device is compact in structure.

In an embodiment, the turnover assembly 2 further includes a first rotating bearing 24, the first rotating bearing 24 is disposed on the first clamping arm 11, the active turnover member 111 is embedded in an inner ring of the first rotating bearing 24, and the first rotating bearing 24 is used for supporting the active turnover member 111 to rotate. The first rotation bearing 24 can reduce the turning resistance of the active turning piece 111 on the first clamping arm 11, making the workpiece 100 easier to turn over.

In one embodiment, the second clamping arm 12 is provided with a rotatable driven turning member 121, the driven turning member 121 and the driving turning member 111 are disposed opposite to each other, and the driving turning member 111 and the driven turning member 121 clamp and turn the workpiece 100. Optionally, the turnover assembly 2 further includes a second rotating bearing 25, the second rotating bearing 25 is disposed on the second clamping arm 12, the driven turnover member 121 is embedded in an inner ring of the second rotating bearing 25, and the second rotating bearing 25 is used for supporting the driven turnover member 121 to rotate. The provision of the driven turning member 121 and the second rotary bearing 25 can reduce the turning resistance of the workpiece 100 on the second clamp arm 12, making the workpiece 100 easier to turn over.

In an embodiment, the driven turning piece 121 and the driving turning piece 111 are coaxially arranged, so that the workpiece 100 can be prevented from being subjected to the action of turning moment, the turning of the workpiece 100 is stable, and the position accuracy after the turning is improved. Alternatively, the driving flip 111 and the driven flip 121 are each of a disk-like structure.

In an embodiment, the clamping assembly 1 further includes a clamping driving member 14, the clamping driving member 14 is disposed on the fixing plate 13, and an output end of the clamping driving member 14 is connected to the first clamping arm 11 and the second clamping arm 12, for driving the first clamping arm 11 and the second clamping arm 12 to be close to each other or far from each other at the same time. In the present embodiment, the clamping driving member 14 employs a double-acting cylinder, and the first clamping arm 11 and the second clamping arm 12 are respectively connected to the output ends of both sides of the double-acting cylinder, so that they can be simultaneously moved closer to each other or simultaneously moved away from each other. When the first clamping arm 11 and the second clamping arm 12 are simultaneously brought close to each other, the workpiece 100 is gradually brought close, and finally, the simultaneous clamping of the workpiece 100 by the driving flipping member 111 and the driven flipping member 121 is realized.

In an embodiment, the turnover device further includes a lifting assembly 3, the lifting assembly 3 includes a support frame 31 and a lifting driving member 32, the lifting driving member 32 is disposed on the support frame 31, the clamping assembly 1 and the turnover assembly 2 are both slidably connected to the support frame 31, and the lifting driving member 32 is used for driving the clamping assembly 1 and the turnover assembly 2 to reciprocate along the first direction. In this embodiment, the lifting driving member 32 also adopts an air cylinder, and the first direction is a vertical direction. By means of the lifting assembly 3, the clamping assembly 1 can move from top to bottom towards the workpiece 100 in the vertical direction, and can also adapt to the clamping requirements of workpieces 100 with different height dimensions.

In an embodiment, the turning device further includes a horizontal moving assembly 4, the horizontal moving assembly 4 includes a horizontal driving member 41 and a workbench 42, the support frame 31 is slidably connected to the workbench 42, and the horizontal driving member 41 is used for driving the support frame 31 to reciprocate along a second direction, where the second direction and the first direction form an included angle. In this embodiment, the second direction is a horizontal direction, and the second direction and the first direction are perpendicular to each other, and the clamping assembly 1 can move toward the workpiece 100 in the horizontal direction by the horizontal moving assembly 4. The horizontal driving member 41 may employ a cylinder or a linear module, and the present embodiment is not particularly limited.

Still further, the turning device further includes a plurality of supporting seats 5, the plurality of supporting seats 5 are disposed at intervals along the second direction, and the plurality of supporting seats 5 are respectively used for carrying the workpiece 100 or the turned workpiece 100. The clamping assembly 1 clamps the workpiece 100 from one supporting seat 5, the turnover assembly 2 turns over the workpiece 100, and then the supporting frame 31 drives the clamping assembly 1 and the turnover assembly 2 to move to other supporting seats 5 on the workbench 42, and the turned workpiece 100 is placed on the supporting seat 5; a plurality of stations are formed through a plurality of supporting seats 5, so that repeated overturning can be continuously performed, and the processing requirement is met. The supporting seat 5 can support and position the workpiece 100 under different turning angles, and the specific structure of the supporting seat 5 is not limited in this embodiment.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the utility model. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims (10)

1. Turning device for clamping and turning over a workpiece (100), characterized in that it comprises:

The clamping assembly (1), the clamping assembly (1) comprises a first clamping arm (11) and a second clamping arm (12) which are oppositely arranged, a rotatable active overturning piece (111) is arranged on the first clamping arm (11), and the first clamping arm (11) and the second clamping arm (12) can be mutually close to each other or mutually far away from each other at the same time, so that the active overturning piece (111) and the second clamping arm (12) jointly clamp the workpiece (100);

the turnover assembly (2), the turnover assembly (2) comprises a carrying moving part (21) and a turnover driving part (22), the carrying moving part (21) is connected to the first clamping arm (11) and can reciprocate along with the first clamping arm (11), the turnover driving part (22) is arranged on the carrying moving part (21), and the output end of the turnover driving part (22) is in transmission connection with the active turnover part (111), so that the active turnover part (111) drives the workpiece (100) to turn.

2. The turning device according to claim 1, characterized in that the clamping assembly (1) further comprises a fixed plate (13), the carrier movement (21) being slidably connected to the fixed plate (13).

3. The turning device according to claim 2, characterized in that one of the fixed plate (13) and the carrier movement (21) is provided with a slide rail (131), the other is provided with a slide block (211), the slide rail (131) extends along the movement direction of the first clamping arm (11), and the slide block (211) is slidingly connected to the slide rail (131); and/or the number of the groups of groups,

The carrying moving part (21) is detachably connected to the first clamping arm (11).

4. The turning device according to claim 1, wherein the turning assembly (2) further comprises a transmission mechanism (23), the transmission mechanism (23) comprising:

The first driving wheel (231) is connected to the output end of the overturning driving piece (22);

The second driving wheel (232), the second driving wheel (232) is connected to the driving overturning piece (111);

The transmission belt (233) is sleeved on the first transmission wheel (231) and the second transmission wheel (232) and is used for driving the second transmission wheel (232) and the first transmission wheel (231) to synchronously rotate.

5. The turning device according to claim 1, wherein the turning assembly (2) further comprises a first rotating bearing (24), the first rotating bearing (24) is arranged on the first clamping arm (11), the active turning piece (111) is embedded in an inner ring of the first rotating bearing (24), and the first rotating bearing (24) is used for supporting the active turning piece (111) to rotate; and/or the number of the groups of groups,

The second clamping arm (12) is provided with a rotatable driven turnover piece (121), the driven turnover piece (121) and the driving turnover piece (111) are oppositely arranged, and the driving turnover piece (111) and the driven turnover piece (121) clamp and turn over the workpiece (100).

6. The turning device according to claim 5, characterized in that the driven turning member (121) and the driving turning member (111) are coaxially arranged; and/or the number of the groups of groups,

The turnover assembly (2) further comprises a second rotating bearing (25), the second rotating bearing (25) is arranged on the second clamping arm (12), the driven turnover piece (121) is embedded in the inner ring of the second rotating bearing (25), and the second rotating bearing (25) is used for supporting the driven turnover piece (121) to rotate.

7. The turnover device according to claim 2, wherein the clamping assembly (1) further comprises a clamping driving member (14), the clamping driving member (14) is disposed on the fixing plate (13), and an output end of the clamping driving member (14) is connected to the first clamping arm (11) and the second clamping arm (12) and is used for driving the first clamping arm (11) and the second clamping arm (12) to be close to each other or far away from each other simultaneously.

8. The turnover device according to claim 1, further comprising a lifting assembly (3), wherein the lifting assembly (3) comprises a support frame (31) and a lifting driving member (32), the lifting driving member (32) is arranged on the support frame (31), the clamping assembly (1) and the turnover assembly (2) are both slidably connected to the support frame (31), and the lifting driving member (32) is used for driving the clamping assembly (1) and the turnover assembly (2) to reciprocate along a first direction.

9. The turning device according to claim 8, further comprising a horizontal movement assembly (4), wherein the horizontal movement assembly (4) comprises a horizontal driving member (41) and a table (42), wherein the support frame (31) is slidably connected to the table (42), and wherein the horizontal driving member (41) is configured to drive the support frame (31) to reciprocate in a second direction, and wherein the second direction and the first direction are disposed at an angle.

10. The turning device according to claim 9, further comprising a plurality of support seats (5), wherein a plurality of the support seats (5) are arranged at intervals along the second direction, and wherein a plurality of the support seats (5) are respectively used for carrying the workpiece (100) or the turned workpiece (100).