CN216208110U

CN216208110U - Winding and folding test fixture

Info

Publication number: CN216208110U
Application number: CN202122681101.8U
Authority: CN
Inventors: 吴振国; 梁海荣; 李明新
Original assignee: Xiamen Xibolun Electromechanical Co ltd
Current assignee: Xiamen Xibolun Electromechanical Co ltd
Priority date: 2021-11-03
Filing date: 2021-11-03
Publication date: 2022-04-05
Anticipated expiration: 2031-11-03

Abstract

The utility model belongs to the technical field of winding tests, and discloses a winding test fixture which comprises a clamping mechanism and an air supply mechanism, wherein the clamping mechanism comprises two symmetrically arranged clamping assemblies, each clamping assembly comprises a horizontally movable and rotatable mounting frame and two clamping plates arranged on the inner side of the mounting frame, each clamping plate can move up and down, an air bag is arranged on one surface, opposite to the two clamping plates, in each mounting frame, the air supply mechanism comprises four connecting hoses, an air bag is arranged on each clamping plate, the air supply mechanism supplies air to each air bag, an exhaust pipe with an electromagnetic valve is connected to each air bag, when a product is clamped, two ends of the product are positioned between the two clamping plates, the air bags are inflated through an air pump, the end parts of the product are elastically clamped, and the product is ensured not to be damaged while being smoothly wound, the accuracy of the winding test result is ensured.

Description

Winding and folding test fixture

Technical Field

The utility model belongs to the technical field of winding and folding tests, and particularly relates to a winding and folding test fixture.

Background

The winding and folding test refers to the fact that after products such as a flexible circuit board and a flexible screen are wound and folded for multiple times, whether product connection equipment can work normally or not is detected, the highest winding and folding times are counted through periodical winding and folding, the service life of the product is tested, two ends of the product need to be clamped by a clamp during the test, then the product is wound and folded, the whole process is automatic, the existing winding and folding test clamp still has shortcomings when the product is used, in order to guarantee that the product can be wound and folded smoothly, the clamp plate needs to apply large pressure to the product to clamp the product stably, the two ends of the product are easily clamped and damaged, the accuracy of subsequent winding and folding test results is affected, a positioning structure is not arranged before the product is clamped, the positions of winding and folding of the same product in each stage cannot be guaranteed to be the same, and the accuracy of the winding and folding test results of the product can also be affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a winding and folding test fixture, which aims to solve the problems that the two ends of a product are easily damaged by the conventional winding and folding test fixture, a positioning structure is not arranged before the product is clamped, the same winding and folding position of the product at each stage cannot be ensured, and the accuracy of a product winding and folding test result is influenced.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a around rolling over test fixture, includes clamping mechanism and air feed mechanism, clamping mechanism includes the clamping component that two symmetries set up, every but clamping component all includes horizontal migration and rotatable installing frame and sets up in two splint of installing frame inboard, every splint all can reciprocate, every the gasbag all is installed in the one side that two splint in the installing frame are relative, air feed mechanism includes four coupling hose, and every coupling hose all is connected to the inside of a gasbag, every all be connected with the blast pipe on the gasbag.

Preferably, two the below of clamping component intermediate position department is provided with locating component, locating component includes the brace table, sets up the recess of brace table top surface, sets up in the inside supporting shoe of recess with liftable and two locating plates of symmetric distribution in brace table top, two the locating plate can be in opposite directions or toward opposite direction removal.

Preferably, clamping mechanism still includes the mounting bracket, installs the second electric putter on the inner wall of mounting bracket both sides and connects in the mount pad of two second electric putter expansion ends, every all be connected with the connecting plate on the installing frame, and every connecting plate all installs on a mount pad, every all install first electric putter on the upper and lower inner wall of installing frame, and every first electric putter's expansion end all is connected to on a splint.

Preferably, the air supply mechanism further comprises two air pumps, and the air outlet end of each air pump is connected with the two connecting hoses.

Preferably, the top of the supporting table is connected with two limiting plates which are parallel to each other, a third electric push rod is installed at the bottom of the groove, and the movable end of the third electric push rod is connected to the bottom of the supporting block.

Preferably, the spout has been seted up to the top surface of brace table, and the inside of brace table set up with the mounting groove of spout intercommunication, install two-way lead screw through the bearing on the inner wall of mounting groove to connect to the gag lever post, the outside of two-way lead screw closes soon through two sets of opposite screw threads of turning round and is connected with two sliders, every the outside of gag lever post is located to the equal sliding sleeve of slider, and every slider all with a brace table between be connected with the connecting block.

Compared with the prior art, the utility model has the following beneficial effects:

(1) according to the utility model, the air bags are arranged on each clamping plate, the air supply mechanism is arranged to supply air to each air bag, the air bags are connected with the exhaust pipes with the electromagnetic valves, when a product is clamped, both ends of the product are positioned between the two clamping plates, and the air bags are inflated through the air pump, so that the end parts of the product are elastically clamped, the product is ensured to be smoothly wound and folded, the product is not damaged, and the accuracy of a winding and folding test result is ensured.

(2) According to the utility model, the positioning assembly is arranged below the middle position of the two clamping assemblies, the product is placed between the two limiting plates on the supporting table before being clamped, then the product is adjusted to the middle position through the opposite movement of the two limiting plates, the product is upwards supported by the supporting block after the adjustment is finished, and finally the two ends of the product are clamped by the clamping mechanism, so that the same winding position of the product at each stage is ensured, and the accuracy of the winding test result is further ensured.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

FIG. 3 is a top view of the positioning assembly of the present invention;

FIG. 4 is a sectional view taken along line B of FIG. 3;

in the figure: 1. a mounting frame; 2. an air pump; 3. a connecting hose; 4. a first electric push rod; 5. a limiting rod; 6. a second electric push rod; 7. a mounting seat; 8. installing a frame; 9. a limiting plate; 10. positioning a plate; 11. a support table; 12. a support block; 13. a third electric push rod; 14. a splint; 15. an air bag; 16. an exhaust pipe; 17. a chute; 18. a bidirectional screw rod; 19. a slide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: a winding test fixture comprises a clamping mechanism and an air supply mechanism, wherein the clamping mechanism comprises two symmetrically arranged clamping components, each clamping component comprises a horizontally movable and rotatable installation frame 8 and two clamping plates 14 arranged on the inner side of the installation frame 8, each clamping plate 14 can move up and down, air bags 15 are arranged on one opposite surfaces of the two clamping plates 14 in each installation frame 8, the air supply mechanism comprises four connecting hoses 3, each connecting hose 3 is connected to the inside of one air bag 15, an exhaust pipe 16 is connected to each air bag 15, electromagnetic valves are arranged on each connecting hose 3 and each exhaust pipe 16, the tops and the bottoms of the inner sides of the air bags 15 are mutually contacted in a natural state, after the air bags 15 are inflated through the connecting hoses 3, the thickness of the air bags 15 can be increased, products are placed between the two clamping components, two second electric push rods 6 are started simultaneously, make two clamping components be close to respectively to the product both ends, all be located between two splint 14 until the product both ends, start two electric putter 4 in every installing frame 8 simultaneously, make splint 14 be close to the product surface simultaneously, until gasbag 15 and product surface apart from a short segment distance, this distance is in the within range of the increase of gasbag 15 thickness, 3 aerifys in to gasbag 15 of rethread coupling hose, make 15 bloies of gasbag press from both sides product tip elasticity clamp, rethread second electric putter 6 and the linkage cooperation of first motor are rolled over the product afterwards, gasbag 15 can guarantee the product can not press from both sides the damage product when being rolled over smoothly.

Further, the below of two clamping components intermediate position departments is provided with locating component, and locating component includes brace table 11, set up in the recess of brace table 11 top surface, set up in inside supporting shoe 12 of recess and two locating plates 10 of symmetric distribution in brace table 11 top liftable, and two locating plates 10 can be in opposite directions or toward opposite direction removal, and the top surface of brace table 11 is the rectangle, and the symmetry axis of brace table 11 top surface is located two clamping components's plane of symmetry.

Further, clamping mechanism still includes mounting bracket 1, install second electric putter 6 on the inner wall of 1 both sides of mounting bracket and connect in the mount pad 7 of two second electric putter 6 expansion ends, all be connected with the connecting plate on every installing frame 8, and every connecting plate all installs on a mount pad 7 through the pivot, all there is first motor through the support mounting on the lateral wall of every installing frame 7, the drive shaft of every first motor all with a pivot one end fixed connection, be used for driving the rotation of installing frame 7, thereby realize the work of turning round to the product, all install first electric putter 4 on the upper and lower inner wall of every installing frame 8, and the expansion end of every first electric putter 4 all is connected to on one splint 14, first electric putter 4 is used for driving splint 14 and reciprocates.

Specifically, the air supply mechanism further comprises two air pumps 2, the air outlet end of each air pump 2 is connected with two connecting hoses 3, the air pumps 2 are used for inflating the air bags 15 through the connecting hoses 3, the electromagnetic valves of the connecting hoses 3 are opened during inflation, the electromagnetic valves of the connecting hoses 3 are closed during air exhaust of the air bags 15, the electromagnetic valves of the exhaust pipes 16 are opened, and the air bags 15 are reset to extrude the internal air.

It is worth explaining that the top of the supporting table 11 is connected with two limiting plates 9 which are parallel to each other, the distance between the two limiting plates 9 is slightly larger than the width of the product, the limiting plates 9 are perpendicular to the positioning plates 10, the limiting plates 9 and the positioning plates 10 can correct four edges of the product, the bottom of the groove is provided with a third electric push rod 13, the movable end of the third electric push rod 13 is connected to the bottom of the supporting block 12, and the third electric push rod 13 is used for driving the supporting block 12 to move up and down, so that the supporting block 12 can support the product to the position of the clamping plate 14.

Further, the top surface of the supporting platform 11 is provided with a sliding groove 17, the supporting platform 11 is internally provided with a mounting groove communicated with the sliding groove 17, the inner wall of the mounting groove is provided with a bidirectional screw rod 18 through a bearing and is connected with a limiting rod 5, the outside of the bidirectional screw rod 18 is connected with two sliding blocks 19 through two groups of threads with opposite rotation directions in a screwing way, each sliding block 19 is sleeved outside the limiting rod 5 in a sliding way, a connecting block is connected between each sliding block 19 and one supporting platform 11, a second motor is arranged on one side wall of the supporting platform 11 through a bracket, a driving shaft of the second motor is fixedly connected with one end of the bidirectional screw rod 18 and is used for driving the bidirectional screw rod 18 to rotate, so that the two sliding blocks 19 drive the positioning plate 10 to move in opposite directions or in opposite directions, each connecting block is arranged in the sliding groove 17 in a sliding way, and after a product is arranged between the two limiting plates 9 on the top surface of the supporting platform 11, make two locating plates 10 remove in opposite directions simultaneously, until two locating plates 10 contact the both sides wall of product respectively, realize the location to the product for the product is located the intermediate position department of a supporting bench 11 top surface, and restart third electric putter 13 promotes the product rebound to the horizontal plane between the upper and lower two splint 14, and it is tight at last through clamping mechanism clamp, guarantees that every stage of product is all the same around the position of rolling over.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a wrap around test fixture which characterized in that: including clamping mechanism and the mechanism of supplying gas, clamping mechanism includes the clamping components that two symmetries set up, every but clamping components all includes horizontal migration and rotatable installing frame (8) and sets up in two splint (14) of installing frame (8) inboard, every splint (14) all can reciprocate, every all install gasbag (15) in installing frame (8) in the one side that two splint (14) are relative, the mechanism of supplying gas includes four coupling hose (3), and every coupling hose (3) all is connected to the inside of a gasbag (15), every all be connected with blast pipe (16) on gasbag (15).

2. A wrap test fixture according to claim 1, wherein: two the below of clamping component intermediate position department is provided with locating component, locating component includes brace table (11), sets up in the recess of brace table (11) top surface, sets up in supporting shoe (12) and two locating plates (10) of symmetric distribution in brace table (11) top in recess liftably, two locating plate (10) can be in opposite directions or toward opposite direction removal.

3. A wrap test fixture according to claim 2, wherein: clamping mechanism still includes mounting bracket (1), installs second electric putter (6) on mounting bracket (1) both sides inner wall and connects in mount pad (7) of two second electric putter (6) expansion ends, every all be connected with the connecting plate on installing frame (8), and every connecting plate all installs on one mount pad (7) through the pivot, every all install first electric putter (4) on the upper and lower inner wall of installing frame (8), and the expansion end of every first electric putter (4) all is connected to on one splint (14).

4. A wrap test fixture according to claim 3, wherein: the air supply mechanism further comprises two air pumps (2), and the air outlet end of each air pump (2) is connected with two connecting hoses (3).

5. The wrap test fixture of claim 4, wherein: the top of brace table (11) is connected with two limiting plates (9) that are parallel to each other, third electric putter (13) are installed to the bottom of recess, the expansion end of third electric putter (13) is connected to the bottom of supporting shoe (12).

6. The wrap test fixture of claim 5, wherein: spout (17) have been seted up to the top surface of brace table (11), and the inside of brace table (11) set up the mounting groove that communicates with spout (17), install two-way lead screw (18) through the bearing on the inner wall of mounting groove to be connected with gag lever post (5), the outside of two-way lead screw (18) closes soon through two sets of opposite screw threads of turning round and is connected with two sliders (19), every the outside of gag lever post (5) is located to the equal sliding sleeve in slider (19), and is connected with the connecting block between every slider (19) and one brace table (11).