CN212568438U

CN212568438U - Elastic pressing plate structure

Info

Publication number: CN212568438U
Application number: CN202021301553.8U
Authority: CN
Inventors: 杨勇
Original assignee: Shanghai Jutze Technology Co ltd
Current assignee: Shanghai Jutze Technology Co ltd
Priority date: 2020-07-06
Filing date: 2020-07-06
Publication date: 2021-02-19
Anticipated expiration: 2030-07-06

Abstract

The utility model relates to the technical field of LED appearance inspection machines, and discloses an elastic pressure plate structure, which comprises a driving cylinder, a spring, a floating block, a general bearing seat, a clamping plate and a guide sliding block; the general bearing seat is detachably connected with a piston rod of the driving cylinder and comprises a first bearing seat and a second bearing seat which are fixedly connected, and a rectangular hole is formed between the second bearing seat and the first bearing seat; the floating block is movably arranged in the rectangular hole, the spring is arranged between the floating block and the first bearing seat, and the floating block is abutted against the second bearing seat under the action of the spring; the guide sliding block can be arranged on the guide device in a reciprocating manner, and the clamping plate is fixed on the guide sliding block; the floating block is fixedly connected with the clamping plate, and the piston rod of the driving cylinder acts to control the clamping plate to act synchronously. In this way, the utility model discloses can be applicable to the LED product that has higher detection requirement through the effort of changing the spring of different elasticity, nimble adjustment splint.

Description

Elastic pressing plate structure

Technical Field

The utility model relates to a LED visual inspection machine technical field especially relates to an elastic pressure plate structure on LED visual inspection machine.

Background

The LED appearance inspection machine needs to carry out outward appearance image acquisition again after fixed with the LED support that spreads into, all adopts cylinder direct drive splint to fix usually, because the effort of splint is decided by the cylinder completely, consequently, the fixed mode of cylinder direct drive splint can not be general in the LED product that has higher detection requirement.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the main technical problem who solves provides an elastic pressure plate structure, can be applicable to the LED product that has higher detection requirement through the effort of changing the spring of different elasticity, nimble adjustment splint.

In order to solve the technical problem, the utility model discloses a technical scheme be: there is provided an elastic platen structure including: the device comprises a driving cylinder, a spring, a floating block, a general bearing seat, a clamping plate and a guide sliding block; the general bearing seat is detachably and fixedly connected with a piston rod of the driving cylinder, the general bearing seat comprises a first bearing seat and a second bearing seat which are fixedly connected, and a rectangular hole is formed between the second bearing seat and the first bearing seat; the floating block is movably arranged in the rectangular hole, and the movable direction of the floating block is the same as the extending direction of a piston rod on the driving cylinder; the spring is arranged between the floating block and the first bearing seat, and the floating block is abutted against the second bearing seat under the action of the spring; the guide sliding block can be arranged on the guide device in a reciprocating mode, the movable direction of the guide sliding block is the same as the extending direction of a piston rod on the driving cylinder, and the clamping plate is fixedly arranged on the guide sliding block; the floating block is fixedly connected with the clamping plate, and a piston rod of the driving cylinder acts to control the clamping plate to act synchronously.

Preferably, a linear bearing is embedded in the slider and matched with a linear guide rail, two ends of the linear guide rail are respectively and fixedly connected with the first bearing seat and the second bearing seat, and the length direction of the linear guide rail is the same as the extending direction of a piston rod on the driving cylinder.

Preferably, the number of the linear bearings is two, the two linear bearings are symmetrical about the central line of the slider, and each of the two linear bearings is provided with a linear guide rail; the axis of the spring coincides with the centerline of the slider.

Preferably, the slider comprises a sliding part embedded with a linear bearing and a connecting part fixedly connected with the clamping plate.

Preferably, a first round hole is formed in the position, corresponding to the spring, of the floating block, a second round hole is formed in the position, corresponding to the spring, of the first bearing seat, and two ends of the spring are fixedly arranged in the first round hole and the second round hole respectively.

Preferably, the first bearing seat is in a U shape, the second bearing seat is in a straight shape, the second bearing seat is arranged at the U-shaped opening of the first bearing seat, and two ends of the second bearing seat are respectively fixedly connected with two ends of the first bearing seat.

Preferably, one side of the second bearing seat corresponding to the floating block is provided with a limiting part, and the second bearing seat is further provided with a fixing part detachably connected with the piston rod on the driving cylinder.

Preferably, the piston rod of the driving cylinder is detachably and fixedly connected with the second bearing seat through a floating nut.

Preferably, the guide device is a guide rail matched with the guide sliding block, or a guide structure matched with the guide sliding block.

The utility model has the advantages that: the utility model can effectively and flexibly adjust the acting force of the clamping plate by replacing the springs with different elastic forces, thereby realizing the universality of the elastic pressing plate structure for the appearance detection of different LED products; and the replacement of the spring is simple and easy to operate. The fixed connection of splint and direction slider and the moving direction of direction slider is the same with the direction of stretching out of driving piston rod on the actuating cylinder, can effectually guarantee to drive the stability that actuating cylinder's piston rod action control splint synchronous movement. In addition, the selective module is convenient to mount and dismount, the original equipment body does not need to be changed greatly, and the adjustment flexibility is high; the structure is simple, the installation is convenient, and the size of the installation space can be saved.

Drawings

Fig. 1 is a schematic perspective view of a preferred embodiment of an elastic pressing plate structure of the present invention;

fig. 2 is a schematic bottom view of an elastic pressing plate structure of the present invention;

fig. 3 is a left side view structural diagram of the floating connection assembly in the elastic pressing plate structure of the present invention;

fig. 4 is a schematic sectional view in the direction of a-a in fig. 3.

The parts in the drawings are numbered as follows: 1. a driving cylinder; 2. a floating nut; 3. a floating connection assembly; 4. a splint; 5. a guide slider; 6. a spring; 7. a slider; 71. a sliding part; 72. a connecting portion; 8. a linear bearing; 81. a linear guide rail; 9. a first bearing housing; 10. a second bearing housing; 11. a limiting part; 12. a fixed part.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Referring to fig. 1 to 4, an embodiment of the present invention includes:

a resilient platen structure comprising: drive cylinder 1, floating connection subassembly 3, splint 4 and direction slider 5. The driving cylinder 1 is fixed, and a piston rod of the driving cylinder 1 is detachably connected with the floating connection assembly 3 through a floating nut 2. The guide sliding block 5 is arranged on a guide device in a reciprocating manner, the guide device is fixed, the movable direction of the guide sliding block 5 is the same as the extending direction of a piston rod (the moving direction of the piston rod) on the driving cylinder 1, and the clamping plate 4 is fixedly arranged on the guide sliding block 5; the guide slider 5 moves along the guide means, and the clamping plates 4 can be moved synchronously. The floating connection assembly 3 is fixedly connected with the clamping plate 4, and a piston rod of the driving cylinder 1 acts to control the clamping plate 4 to act synchronously. The piston rod of the driving cylinder 1 extends or retracts, and the clamping plate 4 can be driven to synchronously move by the floating connecting component 3; the clamping plate 4 is fixedly connected with the guide sliding block 5, the moving direction of the guide sliding block 5 is the same as the extending direction of the piston rod on the driving cylinder 1, and the stability of synchronous movement of the clamping plate 4 can be effectively guaranteed.

The floating connection assembly 3 comprises a spring 6, a slider 7, a linear bearing 8, a first bearing seat 9 and a second bearing seat 10. The first bearing seat 9 is in a U shape, the second bearing seat 10 is in a straight shape, the second bearing seat 10 is arranged at a U-shaped opening of the first bearing seat 9, two ends of the second bearing seat 10 are respectively fixedly connected with two ends of the first bearing seat 9, and the whole of the second bearing seat 10 and the first bearing seat 9 after being fixedly connected is in a square shape; namely, after the second bearing seat 10 is fixedly connected with the first bearing seat 9, a rectangular hole is formed between the second bearing seat 10 and the first bearing seat 9. The slider 7 is positioned in a rectangular hole formed between the first bearing seat 9 and the second bearing seat 10, a linear bearing 8 is embedded in the slider 7, the linear bearing 8 is matched with a linear guide rail 81, two ends of the linear guide rail 81 are respectively fixedly connected with the first bearing seat 9 and the second bearing seat 10, and the length direction of the linear guide rail 81 is the same as the extending direction of a piston rod on the driving cylinder 1; the slider 7 is guided by the linear bearing 8 and the linear guide 81 and moves within the range of the first bearing block 9 and the second bearing block 10. The spring 6 is arranged between the slider 7 and the first bearing seat 9, and two ends of the spring 6 are respectively fixedly connected with the slider 7 and the first bearing seat 9. The slider 7 includes a sliding portion 71 having a linear bearing 8 embedded therein and a connecting portion 72 fixedly connected to the clamp plate 4. A limiting part 11 is arranged on one side, corresponding to the floating block 7, of the second bearing seat 10, and the floating block 7 can be abutted against the limiting part 11 under the action of the elastic force of the spring 6 and the limitation of the linear bearing 8 and the linear guide rail 81; the second bearing seat 10 is further provided with a fixing part 12 corresponding to the piston rod of the driving cylinder 1, and the fixing part 12 is detachably connected with the piston rod of the driving cylinder 1. The floating connection assembly 3 is designed in such a way that the acting force of the clamping plate 4 is not only dependent on the driving cylinder, but also dependent on the elastic force of the spring 6, and the acting force of the clamping plate 4 can be conveniently adjusted by replacing springs with different elastic forces.

The central line of the slider 7 coincides with the axis of the piston rod on the driving cylinder 1. The number of the linear bearings 8 is two, the two linear bearings 8 are symmetrical with respect to the center line of the slider 7, and the two linear bearings 8 are each provided with a linear guide rail 81. The axis of the spring 6 coincides with the centre line of the slider 7. This structural design can make the work of floating connection subassembly 3 more reliable to can further improve this elastic pressure plate structure job stabilization nature.

The guide device can be a guide rail matched with the guide slide block 5, and can also be a guide structure matched with the guide slide block 5; the guide device is mainly used for guiding and limiting the movement of the guide slide 5.

The utility model discloses the effort of well splint can carry out effectual regulation through the spring model of change (the spring of changing different elasticity), and then realizes the commonality that this elasticity clamp plate structure detected different LED product outward appearances. In addition, the selective module is convenient to mount and dismount, the original equipment body does not need to be changed greatly, and the adjustment flexibility is high; the structure is simple, the installation is convenient, and the size of the installation space can be saved.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. An elastic platen structure, comprising: the device comprises a driving cylinder, a spring, a floating block, a general bearing seat, a clamping plate and a guide sliding block; the general bearing seat is detachably and fixedly connected with a piston rod of the driving cylinder, the general bearing seat comprises a first bearing seat and a second bearing seat which are fixedly connected, and a rectangular hole is formed between the second bearing seat and the first bearing seat; the floating block is movably arranged in the rectangular hole, and the movable direction of the floating block is the same as the extending direction of a piston rod on the driving cylinder; the spring is arranged between the floating block and the first bearing seat, and the floating block is abutted against the second bearing seat under the action of the spring; the guide sliding block can be arranged on the guide device in a reciprocating mode, the movable direction of the guide sliding block is the same as the extending direction of a piston rod on the driving cylinder, and the clamping plate is fixedly arranged on the guide sliding block; the floating block is fixedly connected with the clamping plate, and a piston rod of the driving cylinder acts to control the clamping plate to act synchronously.

2. A resilient platen structure according to claim 1, wherein: the floating block is internally embedded with a linear bearing, the linear bearing is matched with a linear guide rail, two ends of the linear guide rail are respectively fixedly connected with the first bearing seat and the second bearing seat, and the length direction of the linear guide rail is the same as the extending direction of a piston rod on the driving cylinder.

3. A resilient platen structure according to claim 2, wherein: the two linear bearings are symmetrical about the central line of the floating block and are respectively provided with a linear guide rail; the axis of the spring coincides with the centerline of the slider.

4. A resilient platen structure according to claim 2, wherein: the slider comprises a sliding part embedded with a linear bearing and a connecting part fixedly connected with the clamping plate.

5. A resilient platen structure according to claim 1 or 2 or 3 or 4, wherein: the position of the floating block corresponding to the spring is provided with a first round hole, the position of the first bearing seat corresponding to the spring is provided with a second round hole, and two ends of the spring are respectively and fixedly arranged in the first round hole and the second round hole.

6. A resilient platen structure according to claim 1 or 2 or 3 or 4, wherein: the first bearing seat is U-shaped, the second bearing seat is linear, the second bearing seat is arranged at the U-shaped opening of the first bearing seat, and two ends of the second bearing seat are fixedly connected with two ends of the first bearing seat respectively.

7. A resilient platen structure according to claim 1, wherein: and one side of the second bearing seat corresponding to the floating block is provided with a limiting part, and the second bearing seat is also provided with a fixing part detachably connected with the piston rod on the driving cylinder.

8. An elastic platen structure according to claim 1 or 7, wherein: and a piston rod of the driving cylinder is detachably and fixedly connected with the second bearing seat through a floating nut.

9. A resilient platen structure according to claim 1, wherein: the guide device is a guide rail matched with the guide sliding block or a guide structure matched with the guide sliding block.