Clamping device, transfer device and display screen production line

Abstract

The utility model discloses a clamping device, a transfer device and a display screen production line. The clamping device comprises a rack, a first clamping piece, a driving mechanism, a second clamping piece, a pressure sensor and an elastic piece. Wherein the first clamping piece is arranged at one end of the rack; the driving mechanism comprises a mounting frame slidably connected with the rack and a driving assembly used for driving the mounting frame to move in the length direction of the rack. The second clamping piece is in sliding connection with the mounting frame, and the sliding direction is in the length direction; the large-span movement can be carried out, and the first clamping piece and the second clamping piece can clamp products of different specifications together. The pressure sensor is arranged on the mounting frame; one end of the elastic piece abuts against the second clamping piece, and the other end of the elastic piece abuts against the pressure sensor. The arrangement of the elastic piece enables the second clamping piece to have a certain buffer space when clamping the product, the pressure sensor can monitor the clamping force, and when different products are clamped, the problem that the clamping force is too large or too small is avoided.

Description

Technical Field

[0001] This application relates to display production equipment, and particularly to a clamping device, a transfer device and a display production line. Background Art

[0002] On some display production equipment, it is necessary to transfer products, and the products need to be clamped during transfer. Existing clamps are generally special clamps, and their clamping force is limited by the clamping stroke of the jaws, and they can only clamp products of a single specification and cannot be applied to products of other specifications. Summary of the Utility Model

[0003] This application provides a clamping device, a transfer device and a display production line, which can be applied to products of different specifications.

[0004] This application provides a clamping device, including:

[0005] A frame;

[0006] A first clamping member, provided at one end of the frame;

[0007] A driving mechanism, including a mounting bracket slidably connected to the frame, and a driving component for driving the mounting bracket to move along the length direction of the frame;

[0008] A second clamping member, slidably connected to the mounting bracket, and the sliding direction is along the length direction;

[0009] A pressure sensor, provided on the mounting bracket;

[0010] An elastic member, one end of which abuts against the second clamping member, and the other end abuts against the pressure sensor.

[0011] In some embodiments, the driving mechanism further includes:

[0012] A first mounting member, provided at one end of the frame away from the first clamping member;

[0013] A second mounting member, provided on the frame and located between the first clamping member and the second clamping member;

[0014] A first guide rod, one end of which is provided on the first mounting member and the other end is provided on the second mounting member, and the first guide rod is slidably connected to the mounting bracket;

[0015] A second guide rod, one end of which is provided on the second clamping member and the other end is slidably connected to the mounting bracket. In some embodiments, the driving mechanism includes a plurality of second guide rods arranged side by side, and the elastic member is sleeved on the second guide rod;

[0016] The driving mechanism further includes a pressing block, which is arranged at one end of the elastic member close to the mounting bracket, and the pressing block abuts against the pressure sensor.

[0017] In some embodiments, the driving assembly includes a motor, a lead screw, and a nut adapted to the lead screw, and the nut is connected to the mounting bracket.

[0018] In some embodiments, one end of the lead screw is arranged on the first mounting member, the other end is arranged on the second mounting member, the motor is arranged on one side of the second mounting member away from the first mounting member, and the motor is drivingly connected to the lead screw.

[0019] In some embodiments, the clamping device further includes a plurality of first detectors arranged on the frame and a detection piece arranged on the mounting bracket; the first detectors are arranged along the length direction for detecting the position of the detection piece.

[0020] In some embodiments, the clamping device further includes a second detector arranged on the frame and close to the first clamping member.

[0021] The present application also provides a transfer device, including the above-mentioned clamping device.

[0022] In some embodiments, the transfer device further includes a manipulator drivingly connected to the frame.

[0023] The present application also provides a display production line, including the above-mentioned clamping device.

[0024] The present application provides a clamping device, a transfer device, and a display production line. The clamping device includes a frame, a first clamping member, a driving mechanism, a second clamping member, a pressure sensor, and an elastic member. The first clamping member is arranged at one end of the frame; the driving mechanism includes a mounting bracket slidably connected to the frame and a driving assembly for driving the mounting bracket to move along the length direction of the frame; the second clamping member is slidably connected to the mounting bracket, and the sliding direction is along the length direction; it can move in a large span and can jointly clamp products of different specifications with the first clamping member. The pressure sensor is arranged on the mounting bracket; one end of the elastic member abuts against the second clamping member, and the other end abuts against the pressure sensor. The arrangement of the elastic member enables the second clamping member to have a certain buffer space when clamping the product, and the pressure sensor can monitor the clamping force to avoid the problem of excessive or too small clamping force when clamping different products. Description of the Drawings

[0025] Figure 1 is a schematic structural diagram of the clamping device in an embodiment of the present application;

[0026] Figure 2 is Figure 1Partial enlarged view of the clamping device in the embodiment;

[0027] Figure 3 is Figure 1 Schematic structural diagram of the clamping device in another perspective in the embodiment.

[0028] The realization of the purpose, functional features and advantages of this application will be further described with reference to the embodiments and the accompanying drawings. Specific embodiments

[0029] Next, the solutions in the embodiments of this application will be clearly and completely described with reference to the accompanying drawings in the embodiments of this application. Obviously, the described embodiments are only a part of the embodiments of this application, rather than all the embodiments. Based on the embodiments in this application, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the scope of protection of this application.

[0030] It should be noted that all directional indications such as up, down, left, right, front, back... in the embodiments of this application are only used to explain the relative positional relationship and movement conditions between components in a specific posture as shown in the accompanying drawings. If the specific posture changes, the directional indications will also change accordingly.

[0031] It should also be noted that when an element is referred to as "fixed to" or "disposed on" another element, it can be directly on the other element or there may be an intermediate element at the same time. When an element is referred to as "connected to" another element, it can be directly connected to the other element or there may be an intermediate element at the same time.

[0032] In addition, the descriptions involving "first", "second", etc. in this application are only for descriptive purposes, and cannot be understood as indicating or implying their relative importance or implicitly indicating the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include at least one of such features. In addition, the technical solutions between various embodiments can be combined with each other, but it must be based on the ability of those of ordinary skill in the art to implement. When the combination of technical solutions appears to be contradictory or unable to be implemented, it should be considered that such a combination of technical solutions does not exist and is not within the scope of protection required by this application.

[0033] This application proposes a clamping device, referring to Figures 1 to 3, the clamping device includes a frame 10; a first clamping member 11 provided at one end of the frame 10; a driving mechanism including a mounting bracket 23 slidably connected to the frame 10 and a driving assembly for driving the mounting bracket 23 to move along the length direction of the frame 10; a second clamping member 12 slidably connected to the mounting bracket 23 and having a sliding direction along the length direction; a pressure sensor 25 provided on the mounting bracket 23; and an elastic member 24 having one end abutted against the second clamping member 12 and the other end abutted against the pressure sensor 25. The second clamping member 12 can move in a large span under the drive of the driving mechanism, and it can cooperate with the first clamping member 11 to clamp products of different specifications. The sliding connection structure between the second clamping member 12 and the mounting bracket 23 and the arrangement of the elastic member 24 enable the second clamping member 12 to have a certain buffer space when clamping products, and it can also be adapted when clamping different products during line change, avoiding the situation of damaging poor-quality products. The pressure sensor 25 can monitor the clamping force to adjust the stroke of the second clamping member 12 and avoid problems of excessive or insufficient clamping force.

[0034] In some embodiments, referring to Figures 1 to 3 , the driving mechanism further includes: a first mounting member 21 provided at the end of the frame 10 away from the first clamping member 11; a second mounting member 22 provided on the frame 10 and located between the first clamping member 11 and the second clamping member 12; a first guide rod 31 having one end provided on the first mounting member 21 and the other end provided on the second mounting member 22, and the first guide rod 31 is slidably connected to the mounting bracket 23; a second guide rod 27 having one end provided on the second clamping member 12 and the other end slidably connected to the mounting bracket 23. In this embodiment, two first guide rods 31 can be arranged in parallel, and the mounting bracket 23 is respectively slidably connected to the first guide rods 31 to ensure balanced force and smooth sliding of the mounting member. In addition, the driving mechanism includes a plurality of second guide rods 27 arranged in parallel, and the elastic member 24 is sleeved on the second guide rods 27; the driving mechanism further includes a pressing block 26 provided at one end of the elastic member 24 close to the mounting bracket 23 and slidably connected to the second guide rod 27, and the pressing block 26 abuts against the pressure sensor 25. By providing the pressing block 26, it can be ensured that the elastic force of the elastic member 24 can be evenly applied to the pressure sensor 25.

[0035] In some embodiments, referring to Figures 1 to 3, the driving assembly includes a motor 34, a lead screw 32, and a nut adapted to the lead screw 32. The nut is connected to the mounting bracket 23. Specifically, one end of the lead screw 32 can be arranged on the first mounting member 21, and the other end can be arranged on the second mounting member 22. The motor 34 is arranged on the side of the second mounting member 22 away from the first mounting member 21, and the motor 34 is drivingly connected to the lead screw 32. By arranging the lead screw 32, the motor 34, and the nut for driving, the mounting bracket 23 and the second clamping member 12 have a large stroke and can be applicable to different specifications of products with large size differences.

[0036] In some embodiments, referring to Figures 1 to 3 , the clamping device further includes a plurality of first detectors 41 arranged on the frame 10 and a detection piece 42 arranged on the mounting bracket 23. The first detectors 41 are arranged along the length direction and are used to detect the position of the detection piece 42. In this embodiment, the first detector 41 can be a photoelectric sensor. When the detection piece 42 passes through the photoelectric sensor, its circuit signal changes, which can be used to confirm that the mounting bracket 23 or the second clamping member 12 moves to the set position. In addition, the clamping device further includes a second detector arranged on the frame 10 and close to the first clamping member 11. The second detector is used to detect the product. When there is a product on the clamping device or when there is no product, its circuit signal is different, which can be used as a basis for judging whether a product is placed.

[0037] This application also proposes a transfer device. Referring to Figures 1 to 3 , the transfer device includes the above-mentioned clamping device. The transfer device further includes a manipulator drivingly connected to the frame 10. The above-mentioned first clamping member 11, driving mechanism, second clamping member 12, pressure sensor 25, and elastic member 24 are arranged on the same side of the frame 10, and the execution end of the manipulator is connected to the other side of the frame 10. The setting of the manipulator can transfer the product on the clamping device from one station to the next station.

[0038] The present application also provides a display production line, including the above-mentioned clamping device. In the embodiments of the present application, the specific working principles of the clamping device, the transfer device, and the display production line are as follows: The clamping device includes a frame 10, a first clamping member 11, a driving mechanism, a second clamping member 12, a pressure sensor 25, and an elastic member 24. The first clamping member 11 is provided at one end of the frame 10; the driving mechanism includes a mounting frame 23 slidably connected to the frame 10, and a driving component for driving the mounting frame 23 to move along the length direction of the frame 10; the second clamping member 12 is slidably connected to the mounting frame 23, and the sliding direction is along the length direction; it can move with a large span and can jointly clamp products of different specifications with the first clamping member 11. The pressure sensor 25 is provided on the mounting frame 23; one end of the elastic member 24 abuts against the second clamping member 12, and the other end abuts against the pressure sensor 25. The setting of the elastic member 24 enables the second clamping member 12 to have a certain buffer space when clamping the product, and the pressure sensor 25 can monitor the clamping force to avoid the problem of too large or too small clamping force when clamping different products.

[0039] The above are only partial or preferred embodiments of the present application. Neither the text nor the drawings can limit the scope of protection of the present application. Any equivalent structural transformation made by using the content of the specification and drawings of the present application under the overall concept of the present application, or any direct / indirect application in other related technical fields is included in the scope of protection of the present application.

Claims

1. A clamping device, characterized in that: include: frame; A first clamping member, disposed at one end of the frame; A driving mechanism, comprising a mounting frame slidably connected to the frame, and a driving assembly for driving the mounting frame to move along the length direction of the frame; A second clamping member is slidably connected to the mounting frame, and a sliding direction is along the length direction; A pressure sensor is arranged on the mounting frame; The elastic member has one end abutting against the second clamping member and the other end abutting against the pressure sensor.

2. The clamping device according to claim 1, characterized in that: The driving mechanism further comprises: A first mounting member, disposed at an end of the frame away from the first clamping member; A second mounting member is disposed on the frame and located between the first clamping member and the second clamping member; a first guide rod, one end of which is disposed on the first mounting member, and the other end of which is disposed on the second mounting member, wherein the first guide rod is slidably connected to the mounting frame; A second guide rod has one end disposed on the second clamping member and the other end slidably connected to the mounting frame.

3. The clamping device according to claim 2, characterized in that: The driving mechanism comprises a plurality of second guide rods arranged side by side, and the elastic member is sleeved on the second guide rods; The driving mechanism further comprises a pressing block, which is arranged at one end of the elastic member close to the mounting frame, and the pressing block abuts against the pressure sensor.

4. The clamping device according to claim 3, characterized in that: The driving assembly includes a motor, a screw rod and a nut matched with the screw rod, and the nut is connected to the mounting bracket.

5. The clamping device according to claim 4, characterized in that: One end of the screw rod is arranged on the first mounting member, and the other end is arranged on the second mounting member. The motor is arranged on a side of the second mounting member away from the first mounting member, and the motor is drivingly connected to the screw rod.

6. The clamping device according to claim 5, characterized in that: The clamping device further comprises a plurality of first detectors arranged on the frame, and a detection sheet arranged on the mounting frame; the first detectors are arranged along the length direction and are used to detect the position of the detection sheet.

7. The clamping device according to claim 6, characterized in that: The clamping device also includes a second detector which is arranged on the frame and close to the first clamping member.

8. A transfer device, characterized in that: The invention comprises the clamping device according to any one of claims 1 to 7.

9. The transfer device according to claim 8, characterized in that: The transfer device also includes a robot arm drivingly connected to the frame.

10. A display screen production line, characterized in that: The invention comprises the clamping device according to any one of claims 1 to 7.

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