CN216736400U - Clamp and lamination device - Google Patents

Abstract

The utility model relates to a lamination device technical field discloses an anchor clamps and lamination device. The clamp comprises a bottom plate, a guide pillar, a top plate and a locking assembly. One end of the guide post is arranged on the bottom plate. The top plate and the bottom plate are oppositely arranged and movably arranged at the other end of the guide pillar, so that the top plate can be close to or far away from the bottom plate. The locking assembly includes a first and second helical rack. The first helical rack is vertically arranged on the bottom plate and can be meshed with the second helical rack. When the top plate moves in a direction toward the bottom plate, the second helical rack moves synchronously in mesh on the first helical rack. The second helical rack can be self-locked with the first helical rack when the top plate stops moving so as to lock the relative position of the bottom plate and the top plate. The lamination device adopts the clamp, and the distance between the top plate and the bottom plate is adjustable through self-locking of the first helical rack and the second helical rack, so that laminations with different quantities or thicknesses are clamped, the operation is simple and convenient, and the universality of the clamp and the feeding and discharging speed of the lamination device are improved.

Description

Clamp and lamination device

Technical Field

The utility model belongs to the technical field of the lamination device, especially, relate to an anchor clamps and lamination device.

Background

During the assembly production process of lamination workpieces, such as mobile phone shells, battery pieces and the like, the loading and unloading operation of a large number of lamination workpieces needs to be completed through the lamination device.

At present, the transportation and transfer of the lamination between different stations need to be carried out by a manual operation clamp, and an operator clamps a plurality of laminations through the clamp and transports the laminations to the next processing station. The structure of current anchor clamps is comparatively complicated, and centre gripping thickness is fixed, can only satisfy the last unloading operation of the lamination of appointed quantity or fixed thickness, lacks the commonality.

Therefore, a fixture and lamination apparatus is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anchor clamps to the lamination of the tight different quantity of fast clamp or different thickness improves the commonality of anchor clamps.

Another object of the utility model is to provide a lamination device to the lamination of the tight different quantity of fast clamp or different thickness improves the commonality of anchor clamps.

To achieve the purpose, the technical proposal adopted by the utility model is that:

a clamp, comprising:

a base plate;

one end of the guide post is arranged on the bottom plate;

the top plate is arranged opposite to the bottom plate and movably arranged at the other end of the guide pillar so as to enable the top plate to be close to or far away from the bottom plate; and

the locking assembly comprises a first helical rack and a second helical rack; the first helical rack is vertically arranged on the bottom plate and can be meshed with the second helical rack, and the second helical rack is configured to synchronously move on the first helical rack in a meshed mode when the top plate moves in the direction towards the bottom plate; or the locking mechanism can be self-locked with the first helical rack when the top plate stops moving so as to lock the relative position of the bottom plate and the top plate.

Further, the locking assembly further comprises:

the shell is connected with the top plate; the second helical rack is pivoted on the side wall of the shell, and the first helical rack extends into the shell; and

and two ends of the first elastic part are respectively connected with the inner wall of the shell and the second helical rack, so that the second helical rack is pressed against and meshed with the first helical rack.

Further, the locking assembly further comprises:

a reset rod, one end of the reset rod is connected with the second helical rack, and the reset rod is configured to be capable of poking the second helical rack so that the second helical rack is disengaged from the first helical rack.

Further, the guide pillar includes:

one end of the first column body is arranged on the bottom plate;

the second cylinder is connected with the first cylinder to form a stepped cylinder, and a stepped surface is formed between the first cylinder and the second cylinder; the top plate is movably sleeved on the second column body, and

and the spring is sleeved on the second column body, and two ends of the spring are respectively pressed against the stepped surface and the top plate.

Further, the end face of the top plate facing the bottom plate is provided with a buffer block.

Furthermore, a second elastic piece is arranged on the buffer block.

Furthermore, the two guide posts are arranged at intervals along the width direction of the bottom plate, and the first helical rack is located between the two guide posts.

Further, the jig further includes:

the top plate and the bottom plate are both vertically provided with the vertical plates, and the top plate, the two vertical plates and the bottom plate jointly enclose a clamping cavity.

Further, the top plate and the bottom plate are all provided with a limiting groove, and the limiting groove can be matched with a machine table of the laminating machine in a clamping mode.

A lamination machine comprises the clamp.

The utility model has the advantages that:

the utility model provides an anchor clamps, roof and bottom plate set up in the both ends of guide pillar relatively, and when the roof was close to the bottom plate, roof and bottom plate pressed from both sides tightly a plurality of laminations jointly. When the top plate is remote from the bottom plate, a plurality of laminations can be placed on or removed from the bottom plate. The second angular toothed rack can be moved synchronously in engagement on the first angular toothed rack when the base plate is moved towards the base plate and clamps the stack. When the top plate stops moving, the first helical rack and the second helical rack are subjected to self-locking so as to lock the relative positions of the bottom plate and the top plate, and therefore the top plate and the bottom plate are kept in a state of clamping the lamination. The clamp locks the top plate and the bottom plate in the process that the top plate moves towards the bottom plate through the self-locking of the first oblique rack and the second oblique rack, so that the distance between the top plate and the bottom plate is adjustable, the laminations with different quantities or different thicknesses are clamped, the operation is simple and convenient, and the universality of the clamp is improved.

The utility model provides a lamination device is through adopting foretell anchor clamps, can be through the auto-lock of first helical rack and second helical rack at roof towards the in-process locking roof and bottom plate that the bottom plate removed for distance between roof and the bottom plate is adjustable, thereby presss from both sides the lamination of tight different quantity or different thickness, and is easy and simple to handle, has improved the commonality of anchor clamps. When the laminating device is used for feeding and discharging, the clamp does not need to be replaced, and the feeding and discharging speed of the laminating device is improved.

Drawings

Fig. 1 is a schematic structural diagram of a clamp provided in an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a locking assembly provided by an embodiment of the present invention;

fig. 3 is an end view of a clamp provided by an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a top plate according to an embodiment of the present invention.

The component names and designations in the drawings are as follows:

1. a base plate; 11. a slide rail; 2. a top plate; 10. a limiting groove; 21. a buffer block; 22. a second elastic member; 3. a guide post; 31. a first column; 32. a second cylinder; 33. a spring; 4. a locking assembly; 41. a first helical rack; 411. an avoidance groove; 42. a second helical rack; 43. a housing; 431. avoiding holes; 432. a pivot; 44. a first elastic member; 45. a reset lever; 5. a cross beam; 6. a handle; 7. a reinforcing plate; 8. a vertical plate.

Detailed Description

In order to make the technical problem solved by the present invention, the technical solution adopted by the present invention and the technical effect achieved by the present invention clearer, the technical solution of the present invention will be further explained by combining the drawings and by means of the specific implementation manner. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the elements related to the present invention are shown in the drawings.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

The embodiment discloses a lamination device, which is mainly used on a production line of mobile phone shells. The lamination device generally includes a machine, a clamp, a robot arm, and a driving member. When the lamination device works, the clamp is manually placed on the machine table, the mechanical arm respectively overlaps a plurality of laminations (mobile phone shells) on the clamp, and then the clamp is manually operated to clamp the laminations, so that the laminations are transferred to the next station.

In other embodiments, the lamination device may also be used in loading and unloading processes of other products having a thin-film structure, such as lenses, battery cells, etc., and the clamp can hold a plurality of different materials or workpieces, which is not limited herein.

The existing clamp is complex in structure and single in clamping thickness, can only meet the requirement of feeding and discharging of laminations with specified quantity or fixed thickness, and is lack of universality. And meanwhile, the lamination is not convenient to rapidly transfer, and the feeding and discharging speed of the lamination is reduced.

To solve the above problem, as shown in fig. 1 and fig. 2, the present embodiment further discloses a clamp, which includes a bottom plate 1, a guide pillar 3, a top plate 2 and a locking assembly 4. One end of the guide post 3 is arranged on the bottom plate 1. The top plate 2 is arranged opposite to the bottom plate 1 and movably arranged at the other end of the guide post 3, so that the top plate 2 can be close to or far away from the bottom plate 1. When the top plate 2 is close to the bottom plate 1, the top plate 2 and the bottom plate 1 together clamp a plurality of laminations. When the top plate 2 is distanced from the bottom plate 1, a plurality of laminations can be placed on the bottom plate 1 or removed from the bottom plate 1. The locking assembly 4 comprises a first helical rack 41 and a second helical rack 42. The first helical rack 41 is vertically arranged on the bottom plate 1 and can be meshed with the second helical rack 42. When the top plate 2 is moved in a direction towards the bottom plate 1, the second helical rack 42 is moved synchronously in mesh on the first helical rack 41. When the top plate 2 stops moving, the second helical rack 42 and the first helical rack 41 are self-locked to lock the relative position of the bottom plate 1 and the top plate 2, so that the top plate 2 and the bottom plate 1 are kept in a state of clamping the lamination.

The clamp locks the top plate 2 and the bottom plate 1 through the self-locking of the first helical rack 41 and the second helical rack 42 in the process that the top plate 2 moves towards the bottom plate 1, so that the distance between the top plate 2 and the bottom plate 1 is adjustable, the laminations with different numbers or different thicknesses are clamped, the operation is simple and convenient, and the universality of the clamp is improved. In addition, when the laminating device is used for feeding and discharging, the clamp does not need to be replaced, the feeding and discharging speed of the laminating device is improved, and the production efficiency and the yield are improved.

The guide post 3 of this embodiment is a spring guide post, and specifically includes a first cylinder 31, a second cylinder 32, and a spring 33. One end of the first column 31 is disposed on the base plate 1. The second column 32 is connected with the first column 31 to form a stepped column, and a stepped surface is formed between the first column 31 and the second column 32. The top plate 2 is movably sleeved on the second column 32, the spring 33 is sleeved on the second column 32, and two ends of the spring 33 respectively abut against the step surface and the top plate 2.

Specifically, when the clamp is placed on the machine table, the drive inside the lamination device applies pressure to the top plate 2 to move the top plate 2 along the second post 32 towards the bottom plate 1, and the spring 33 is compressed until the top plate 2 and the bottom plate 1 clamp the lamination. When the clamp is removed from the lamination device and the first and second helical racks 41, 42 are disengaged, i.e. the locking assembly 4 is unlocked, the spring 33 drives the top plate 2 to return under the action of its own return force, so that the clamp releases the laminations.

The number of the guide posts 3 in this embodiment is two, two guide posts 3 are arranged at intervals in the width direction of the base plate 1, and the first helical rack 41 is located between the two guide posts 3. Roof 2 links to each other with two second cylinders 32 respectively, has realized the direction limiting displacement to roof 2, avoids roof 2 to take place to deflect, has improved the stationarity of roof 2 towards bottom plate 1 course of motion.

Because the guide pillar 3 and the first helical rack 41 are both in a strip shape, and the bottoms of the guide pillar 3 and the first helical rack 41 are both fixedly mounted on the bottom plate 1, the end parts of the guide pillar 3 and the first helical rack 41 departing from the bottom plate 1 easily slightly shake, and the stability is poor. For this purpose, as shown in fig. 1, the clamp further includes a reinforcing plate 7, and the reinforcing plate 7 is respectively sleeved on the two guide pillars 3 and the first helical rack 41. In particular, the reinforcing plate 7 is located at the end of the first column 31 remote from the sole plate 1. Two first columns 31 and first helical rack 41 are connected into a whole through reinforcing plate 7, so that the structural strength of the fixture is improved, and the reliable meshing of first helical rack 41 and second helical rack 42 and the stable movement of top plate 2 are guaranteed.

As shown in fig. 1, the jig further includes a handle 6, and both ends of the handle 6 are connected to the base plate 1 and the second column 32, respectively. Specifically, the clamp further comprises a cross beam 5, the cross beam 5 is connected with the top ends of the two second columns 32, the handle 6 is of a U-shaped structure, one end of the handle is connected with the bottom plate 1, and the other end of the handle is connected with the cross beam 5. When the clamp is used, an operator holds the handle 6 to rapidly move the clamp so as to rapidly place the clamp on a machine table or take the clamp away from the machine table, so that the clamp is conveniently taken and placed, and the convenience of the clamp is improved.

It should be noted that, as shown in fig. 1, the handle 6 and the top plate 2 are respectively located at two opposite sides of the guide post 3, so that an operator can take the clamp through the handle 6. Meanwhile, the handle 6 and the top plate 2 can be prevented from interfering, and the clamp can clamp the lamination conveniently. The quantity of the handle 6 of this embodiment is two for operating personnel's two hands hold handle 6 tightly simultaneously, and the personnel exert oneself in the convenient operation, have improved the convenience in use of anchor clamps. Of course, the number of the handles 6 may be one or more than three.

It should be noted that the jig needs to be placed at a predetermined position on the machine table, so that the robot arm can precisely stack a plurality of stacked sheets on the bottom plate 1 of the jig. As shown in fig. 1, the machine table is provided with a protruding portion (not shown in the figure), the top plate 2 and the bottom plate 1 are both provided with a limiting groove 10, the limiting groove 10 can be matched with the protruding portion of the machine table in a clamping manner, and accurate alignment and stable installation of the clamp and the machine table are achieved.

In order to facilitate the rapid placement of the clamp on the machine table, the machine table is further provided with a guide groove, the bottom end of the bottom plate 1 is convexly provided with a slide rail 11, and the slide rail 11 is in sliding fit with the guide groove, so that the clamp can rapidly slide to a preset position on the machine table through the guide groove, and the efficiency of transferring the lamination of the clamp is improved. Simultaneously, the guide slot can avoid anchor clamps and other structures on the board to bump to the displacement of injecing anchor clamps on the board, has improved the security of lamination unloading process on going up.

As shown in fig. 1 and 3, the fixture further includes a vertical plate 8, the vertical plates 8 are vertically disposed on the top plate 2 and the bottom plate 1, and the top plate 2, the two vertical plates 8 and the bottom plate 1 jointly enclose a clamping cavity. When a plurality of lamination stacks are sequentially stacked in the clamping cavity between the bottom plate 1 and the top plate 2, the side faces of the lamination stacks abut against the vertical plate 8, so that the plurality of lamination stacks can be aligned on the side faces of the lamination stacks, the lamination stacks are more orderly, and the stable clamping of the lamination stacks is facilitated.

As shown in fig. 2, the locking assembly 4 of the present embodiment is installed below the top plate 2. Specifically, the locking assembly 4 further includes a housing 43 and a first elastic member 44, wherein the housing 43 is connected to the top plate 2 and moves up and down along the guide post 3 in synchronization with the top plate 2. The second rack 42 is pivoted to a side wall of the housing 43, and the first rack 41 extends into the housing 43. Two ends of the first elastic member 44 are respectively connected to the inner wall of the housing 43 and the second helical rack 42, so that the second helical rack 42 is pressed against and meshed with the first helical rack 41. The first elastic member 44 may be a spring, an elastic rubber block, or the like.

Specifically, the casing 43 is a rectangular frame, the upper end and the lower end of the casing 43 are arranged in an open manner, and the upper end of the casing 43 is fixedly connected with the lower end face of the top plate 2, so that the casing 43 has good sealing performance along the circumferential direction and the axial direction, impurities such as dust are reduced from entering the casing 43, and the first helical rack 41 and the second helical rack 42 are protected from being stably meshed.

The first helical rack 41 of the present embodiment is vertically disposed on the bottom plate 1, and the top end of the first helical rack 41 protrudes into the housing 43 from the open end of the bottom of the housing 43 so as to engage with the second helical rack 42. One end of the second helical rack 42 is rotatably mounted to the housing 43 by a pivot 432. Under the elastic restoring force of the first elastic member 44, the second helical rack 42 always rotates clockwise (opposite to the direction indicated by the arrow in fig. 2) around the pivot 432, so that the second helical rack 42 has a tendency to move toward the first helical rack 41, and the second helical rack 42 is pressed against the first helical rack 41, thereby achieving stable engagement therebetween.

Further, the first helical rack 41 and the first elastic member 44 of the present embodiment are respectively located at two opposite sides of the second helical rack 42. Meanwhile, the end face of the first helical rack 41 departing from the second helical rack 42 is abutted against the inner wall of the shell 43, so that the first helical rack 41 is prevented from shaking in the meshing process to cause tooth jumping or the first helical rack 41 is prevented from being disengaged from the second helical rack 42, and the meshing reliability and stability of the first helical rack 41 and the second helical rack 42 are improved.

As shown in fig. 2 and 3, the locking assembly 4 further includes a reset rod 45, one end of the reset rod 45 is connected to the second helical rack 42, and the reset rod 45 can shift the second helical rack 42 to disengage the second helical rack 42 from the first helical rack 41.

Specifically, the first helical rack 41 is provided with an avoiding groove 411, the housing 43 is provided with an avoiding hole 431 opposite to the avoiding groove 411, and the reset rod 45 sequentially passes through the avoiding hole 431 and the avoiding groove 411 and then is connected with the second helical rack 42.

The restoring rod 45 and the first elastic member 44 of the present embodiment are respectively located at both sides of the second helical rack 42. By pressing the return lever 45, the first elastic element 44 is pressed, the second helical rack 42 rotates anticlockwise (in the direction of the arrow in fig. 2) about the pivot 432, so that the second helical rack 42 is disengaged from the first helical rack 41, the locking assembly 4 is unlocked, and the top plate 2 is moved away from the bottom plate 1 by the return force of the spring 33 in the guide post 3, thereby releasing the lamination. The release of the clamp can be rapidly realized by pressing the reset rod 45, the operation is simple and convenient, and the feeding and discharging speed of the clamp is improved.

It should be noted that as shown in fig. 3, the return lever 45 is located between the handles 6 to facilitate the pressing operation by the operator. Meanwhile, the reset rod 45 can be prevented from interfering with the top plate 2, and the clamp can clamp the lamination conveniently.

As shown in fig. 4, the top plate 2 is provided with a buffer block 21 on its end surface facing the bottom plate 1. This buffer block 21 can be the rubber block, can play the cushioning effect when roof 2 compresses tightly the lamination, avoids roof 2 and lamination to take place hard collision, and the protection lamination avoids the damage.

Due to the engagement of the first and second helical racks 41, 42, the distance between the top plate 2 and the bottom plate 1 can be adjusted in pitch units of the pitch between the first and second helical racks 41, 42, i.e. the top plate 2 can approach the bottom plate 1 at one or more pitch intervals at a time. The top plate 2 can press the lamination when the thickness of the plurality of laminations is an integral multiple of the pitch. When the thickness of the plurality of laminations is a non-integral multiple of the pitch, a gap exists between the top plate 2 and the laminations cannot be compressed, resulting in the clamp not being able to hold the laminations securely.

For this purpose, the buffer block 21 is provided with a second elastic member 22. When the thickness of a plurality of lamination is the non-integral multiple of pitch, second elastic component 22 can compensate the clearance between bottom plate 1 and the lamination for roof 2 compresses tightly the lamination through second elastic component 22, has guaranteed that anchor clamps can the lamination of different thickness, has further improved anchor clamps's commonality. The second elastic member 22 of the present embodiment may be an elastic body such as a spring or a rubber block.

The above embodiments have been described only the basic principles and features of the present invention, and the present invention is not limited by the above embodiments, and is not departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (10)

1. A clamp, comprising:

a base plate (1);

one end of the guide post (3) is arranged on the bottom plate (1);

the top plate (2) is arranged opposite to the bottom plate (1) and movably arranged at the other end of the guide post (3) so as to enable the top plate (2) to be close to or far away from the bottom plate (1); and

a locking assembly (4) comprising a first helical rack (41) and a second helical rack (42); the first helical rack (41) is vertically arranged on the bottom plate (1) and can be meshed with the second helical rack (42), and the second helical rack (42) is configured to be synchronously meshed and moved on the first helical rack (41) when the top plate (2) moves in the direction towards the bottom plate (1); or the locking mechanism can be self-locked with the first bevel rack (41) when the top plate (2) stops moving so as to lock the relative position of the bottom plate (1) and the top plate (2).

2. The clamp according to claim 1, characterized in that said locking assembly (4) further comprises:

a housing (43) connected to the top plate (2); the second helical rack (42) is pivoted on the side wall of the shell (43), and the first helical rack (41) extends into the shell (43); and

and two ends of the first elastic piece (44) are respectively connected with the inner wall of the shell (43) and the second helical rack (42), so that the second helical rack (42) is pressed against and meshed with the first helical rack (41).

3. The clamp according to claim 2, characterized in that said locking assembly (4) further comprises:

a reset rod (45), one end of the reset rod (45) is connected with the second helical rack (42), and the reset rod (45) is configured to be capable of poking the second helical rack (42) so that the second helical rack (42) is disengaged from the first helical rack (41).

4. The clamp according to claim 3, characterized in that the guide post (3) comprises:

a first column (31), one end of the first column (31) is arranged on the bottom plate (1);

the second cylinder (32) is connected with the first cylinder (31) to form a stepped cylinder, and a stepped surface is formed between the first cylinder (31) and the second cylinder (32); the top plate (2) is movably sleeved on the second column body (32), and

and the spring (33) is sleeved on the second cylinder (32), and two ends of the spring (33) respectively abut against and press the stepped surface and the top plate (2).

5. The clamp according to claim 1, characterized in that the top plate (2) is provided with a buffer block (21) on its end face facing the bottom plate (1).

6. Clamp according to claim 5, characterized in that a second elastic element (22) is arranged on the buffer block (21).

7. The clamp according to claim 1, characterized in that two said guide posts (3) are spaced apart in the width direction of said base plate (1), said first helical rack (41) being located between two said guide posts (3).

8. The clamp of any one of claims 1 to 7, further comprising:

the vertical plates (8) are vertically arranged on the top plate (2) and the bottom plate (1), and the top plate (2), the two vertical plates (8) and the bottom plate (1) jointly enclose a clamping cavity.

9. The clamp according to any one of claims 1 to 7, wherein the top plate (2) and the bottom plate (1) are respectively provided with a limiting groove (10), and the limiting grooves (10) can be in clamping fit with a machine table of a lamination machine.

10. A lamination stacking machine, comprising the clamp of any one of claims 1 to 9.

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