CN215093058U

CN215093058U - Test fixture

Info

Publication number: CN215093058U
Application number: CN202023242510.XU
Authority: CN
Inventors: 吴德顺
Original assignee: Shanghai Shuoli Mechanical Equipment Co ltd
Current assignee: Shanghai Shuoli Mechanical Equipment Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-12-10
Anticipated expiration: 2030-12-29

Abstract

The utility model discloses a test fixture, include: the clamp comprises a clamp head, wherein the lower part of the clamp head is arc-shaped, a cavity is arranged in the clamp head, two rotating teeth are arranged in the cavity, a rack is arranged between the two rotating teeth, the rotating teeth are meshed with the rack, the two rotating teeth are connected with a rotary table, the rotary table is arranged on the outer side of the clamp head, a push block is connected below the rack, the lower part of the push block is arc-shaped, two ends of the arc below the clamp head are provided with rotating wheels, the clamp head is in threaded connection with a first mounting seat, the first mounting seat is arranged on the inner side of the upper end frame wall of a frame, the positions of round objects can be finely adjusted by loosening the round objects after the round objects are clamped, the clamp head is matched with the first mounting seat, a second mounting seat and a push column, the clamp head is convenient to clamp the round objects, and the clamp head is in threaded connection with the first mounting seat, the second mounting seat and the push column, thereby being convenient for replacing and maintaining the clamp head.

Description

Test fixture

Technical Field

The utility model relates to a fixture equipment technical field, concretely relates to test fixture.

Background

The jig is a device for fixing a processing object to a correct position for receiving construction or inspection in a machine manufacturing process, and is also called a jig.

However, current test fixture can not effectually press from both sides circular article and get, can not finely tune the article when article are got simultaneously, and the replacement maintenance of being not convenient for when the damage appears in the anchor clamps head moreover needs to replace and maintain whole test fixture, has increased manufacturing cost.

Disclosure of Invention

The to-be-solved technical problem of the utility model is: in order to be able to more effectively press from both sides the round object and get, be convenient for press from both sides simultaneously and get the article and finely tune, conveniently change the anchor clamps head, reduce the cost expenditure, improve work production profit.

The utility model discloses solve technical problem and the technical scheme who takes does: a test fixture, comprising: the fixture comprises a fixture head, wherein the lower side of the fixture head is arc-shaped, a cavity is formed in the fixture head, two rotating teeth are installed in the cavity, a rack is arranged between the rotating teeth, the rotating teeth are meshed with the rack, the two rotating teeth are connected with a rotary table, the rotary table is arranged on the outer side of the fixture head, a push block is connected to the lower side of the rack, the lower side of the push block is arc-shaped, rotating wheels are arranged at two ends of the arc below the fixture head, a first mounting seat is connected to the thread of the fixture head, and the first mounting seat is installed on the inner side of the wall of a frame on the frame.

The air cylinder is installed to frame lower extreme frame wall inboard, the air cylinder output is connected with the push rod, the push pedal is installed to the push rod top, the second mount pad is installed to push pedal top intermediate position, anchor clamps head is installed to second mount pad screw thread.

Surface mounting has the post that pushes away on the push pedal both ends, two the connecting rod is installed towards anchor clamps head one side to the post that pushes away, two install the commentaries on classics roller on the connecting rod.

The movable cavity is installed to frame wall inboard at frame both ends, the spout has been seted up to the chamber wall about removing the intracavity, spout sliding connection has the slide bar, the slide bar is kept away from anchor clamps head one side and is installed the set-square, the set-square inclined plane is laminated with the commentaries on classics roller each other.

The middle position of one side of the sliding rod close to the clamp head is provided with a connecting column, and the connecting column is in threaded connection with the clamp head.

Springs are arranged at the upper end and the lower end of the connecting column, and the springs are arranged on one side, close to the clamp head, of the sliding rod.

The beneficial effects of the utility model are that, through setting up the carousel, change tooth, rack and ejector pad to be convenient for press from both sides the back as circular article, the circular article of loose putting is finely tuned circular article position, through setting up the first mount pad of anchor clamps head cooperation, second mount pad and push away the post, thereby be convenient for press from both sides the clamp of circular article, through setting up anchor clamps head and first mount pad, second mount pad and push away post threaded connection, thereby be convenient for change the maintenance to the anchor clamps head.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a cross-sectional view of the clamp head of the present invention.

In the figure: 1. a clamp head; 101. a cavity; 102. rotating the teeth; 103. a turntable; 104. a rack; 105. a push block; 106. a rotating wheel; 2. a first mounting seat; 3. a frame; 4. a cylinder; 5. a push rod; 6. pushing the plate; 7. a second mounting seat; 8. pushing the column; 9. a connecting rod; 10. rotating the roller; 11. a moving chamber; 12. a set square; 13. a slide bar; 14. a chute; 15. connecting columns; 16. a spring.

Detailed Description

The present invention will now be described in further detail with reference to the drawings, wherein the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which the product of the present invention is conventionally placed in use, and are used for convenience of description, and the description is simplified, but the indication or suggestion that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.

Referring to fig. 1 and 2, a test fixture includes: the clamp comprises a clamp head 1, wherein the lower part of the clamp head 1 is arc-shaped, a cavity 101 is arranged in the clamp head 1, two rotating teeth 102 are arranged in the cavity 101, a rack 104 is arranged between the two rotating teeth 102, the rotating teeth 102 are mutually meshed with the rack 104, the two rotating teeth 102 are connected with a rotary table 103, the rotary table 103 is arranged on the outer side of the clamp head 1, a push block 105 is connected below the rack 104, the lower part of the push block 105 is arc-shaped, rotating wheels 106 are arranged at two ends of the arc below the clamp head 1, the clamp head 1 is in threaded connection with a first mounting seat 2, the first mounting seat 2 is arranged on the inner side of the frame 3 upper end frame wall, an air cylinder 4 is arranged on the inner side of the frame 3 lower end frame wall, the output end of the air cylinder 4 is connected with a push rod 5, a push plate 6 is arranged above the push rod 5, a second mounting seat 7 is arranged in the middle position above the push plate 6, the clamp head 1 is in threaded connection with the second mounting seat 7, push columns 8 are arranged on the upper surfaces of two ends of the push plate 6, the two push posts 8 are provided with connecting rods 9 facing one side of the clamp head 1, the two connecting rods 9 are provided with rotating rollers 10, the inner sides of the frame walls at the two ends of the frame 3 are provided with moving cavities 11, the upper cavity wall and the lower cavity wall in the moving cavities 11 are provided with sliding chutes 14, the sliding chutes 14 are connected with sliding rods 13 in a sliding manner, one sides of the sliding rods 13 far away from the clamp head 1 are provided with triangular plates 12, the inclined surfaces of the triangular plates 12 are mutually attached to the rotating rollers 10, the middle positions of the sliding rods 13 close to one side of the clamp head 1 are provided with connecting posts 15, the connecting posts 15 are in threaded connection with the clamp head 1, the upper ends and the lower ends of the connecting posts 15 are provided with springs 16, the springs 16 are arranged and the sliding rods 13 are close to one side of the clamp head 1, through the arrangement of the air cylinders 4, the output ends of the air cylinders 4 are connected with push rods 5, so that the air cylinders 4 drive the push rods 5 to move up and down, through the arrangement of the push rods 5, the push plates 6 are arranged above the push rods 5, so that the push rods 5 can move up and down, by arranging the push plate 6, a second mounting seat 7 is arranged at the middle position above the push plate 6, so that the push plate 6 moves up and down to drive the second mounting seat 7 to move up and down, the second mounting seat 7 is in threaded connection with a clamp head 1, so that the push plate 6 moves up and down to drive the clamp head 1 to move up and down, and the cylinder 4 drives the clamp head 1 to move up and down, surface mounting of the push post 8 is performed at the upper surfaces of the left end and the right end of the push plate 6, so that the push plate 6 moves up and down to drive the push post 8 to move up and down, so that the cylinder 4 drives the push post 8 to move up and down, a connecting rod 9 is arranged at one side, close to the clamp head 1, of the push post 8, so that the cylinder 4 drives the connecting rod 9 to move up and down, a rotating roller 10 is arranged on the connecting rod 9, so that the cylinder 4 drives the rotating roller 10 to move up and down, and the rotating roller 10 is attached to the inclined plane of a triangular plate 12, and a sliding rod 13 is arranged at one side, close to the clamp head 1, the sliding rod 13 is connected with the upper and lower chamber walls of the moving chamber 11 in a sliding way through the sliding chute 14, so that when the air cylinder 4 drives the rotating roller 10 to move upwards, the rotating roller 10 is attached to the inclined surface of the triangular plate 12, the triangular plate 12 moves towards one side close to the clamp head 1 under the limitation of the sliding rod 13 and the sliding chute 14, the triangular plate 12 is connected with the connecting column 15 through the sliding rod 13, so that the triangular plate 12 moves towards one side close to the clamp head 1 to drive the connecting column 15 to move towards one side close to the clamp head 1, when the air cylinder 4 drives the rotating roller 10 to move downwards, the spring 16 arranged at one side close to the clamp head of the sliding rod 13 applies acting force to the sliding rod 13 through the spring 16 arranged at one side close to the clamp head of the sliding rod 13, the sliding rod 13 is connected with the connecting column 15, the connecting column 15 moves towards one side far away from the clamp head 1 under the limitation of the sliding rod 13 and the sliding chute 14, the connecting column 15 is in threaded connection with the clamp head 1, the second mounting seat 7 is matched with the pushing column 8, when the air cylinder 4 drives the pushing plate 6 to move upwards, the clamp head 1 in threaded connection with the second mounting seat 7 moves upwards, the clamp head 1 in threaded connection with the connecting column 15 moves towards the position close to the center, the clamp head is arc-shaped, the clamp head 1 mounted on the second mounting seat 7 and the clamp head 1 mounted on the connecting column 15 are matched with the clamp head 1 mounted on the first mounting seat 2, so that a round object can be clamped conveniently, when the push plate 6 is driven by the air cylinder 4 to move downwards, the clamp head 1 in threaded connection with the second mounting seat 7 moves downwards, the spring 16 exerts acting force on the sliding rod 13, the sliding rod 13 is connected with the connecting column 15, so that the clamp head 1 in threaded connection with the connecting column 15 moves towards the position far from the center, the clamp head 1 mounted on the first mounting seat 2 is combined, so that the round object is loosened, through the arrangement of the rotary table 103, the rotary table 103 is positioned outside the clamp head 1, and the rotary table 103 is connected with the rotary tooth 102, thereby rotating the turntable 103 to drive the rotary teeth 102 to rotate, and by arranging the rotary teeth 102 to be meshed with the rack 104, thereby rotating the rotary teeth 102 to drive the rack 104 to move up and down, by arranging the rack 104, the rack 104 is connected with the push block 105, thereby the rack 104 moves to drive the push block 105 to move, thereby the turntable 103 rotates to drive the push block 105 to move, after the round object is clamped, when the round object needs to be finely adjusted, the turntable 103 rotates to drive the push block 105 to move outwards, by arranging the rotary wheel 106, the round object can rotate among the four fixture heads 1, after the position is adjusted, the turntable 103 rotates to drive the push block 105 to move inwards, thereby the round object is clamped again, the round object can be finely adjusted according to the working requirement, by arranging the fixture heads 1 to be in threaded connection with the first mounting seat 2, the second mounting seat 7 and the connecting column 15, thereby when the fixture heads 1 are damaged, the clamp head 1 is convenient to maintain and replace.

The working principle is as follows: when a round object needs to be clamped, the cylinder 4 is started to drive the push plate 6 to move upwards, the push plate 6 moves upwards to drive the second mounting seat 7 and the push column 8 to move upwards, the second mounting seat 7 moves upwards to drive the clamp head 1 in threaded connection with the second mounting seat 7 to move upwards, the push column 8 moves upwards to drive the rotary roller 10 to move upwards, under the restriction of the slide rod 13 and the slide groove 14, the rotary roller 10 moves upwards to drive the triangular plate 12 to move towards a position close to the center, the triangular plate 12 is connected with the connecting column 15 through the slide rod 13, so that the triangular plate 12 pushes the connecting column 15 to move towards a position close to the center, the clamp head 1 in threaded connection with the connecting column 15 is driven to move towards the center, the clamp head 1 is mounted on the first mounting seat 2 in a matched threaded manner to clamp the round object, when the round object needs to be loosened, the cylinder 4 drives the push plate 6 to move downwards, thereby driving the clamp head 1 in threaded connection with the second mounting seat 7 to move downwards, the cylinder 4 driving the push plate 6 to move downwards, thereby driving the push post 8 to move downwards, and through setting the spring 16, pushing the slide rod 13 to move outwards, thereby driving the connecting post 15 to move outwards, and further driving the clamp head 1 in threaded connection with the connecting post 15 to move outwards, and in cooperation with the clamp head 1 mounted on the first mounting seat 2, thereby completing the releasing of the round object, through setting the turntable 103, the turntable 103 is connected with the rotary teeth 102, the rotary teeth 102 is driven to rotate by rotating the turntable 103, the rotary teeth 102 are meshed with the rack 104, thereby the rotary teeth 102 rotates to drive the rack 104 to move, when the clamped round object needs to be finely adjusted, the rotary disk 103 rotates to drive the rotary teeth 102 to rotate, the rotary teeth 102 rotates to drive the rack 104 to move, the rack 104 moves to drive the push block 105 to move, thereby realizing the releasing of the round object, cooperation runner 106 is finely tuned circular article afterwards, and after the fine setting, back to the carousel 103 of rotating drives commentaries on classics tooth 102 and rotates, and then drives ejector pad 105 and press from both sides tight circular article, through setting up anchor clamps head 1 and first mount pad 2, second mount pad 7 and spliced pole 15 threaded connection to be convenient for maintain the change to the anchor clamps head 1 of loss.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only preferred examples of the present invention, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A test fixture, characterized by: the fixture comprises a fixture head, the fixture head below is arc-shaped, a cavity is arranged in the fixture head, two rotating teeth are arranged in the cavity, a rack is arranged between the rotating teeth, the rotating teeth are meshed with the rack, the two rotating teeth are connected with a rotary table, the rotary table is arranged on the outer side of the fixture head, a push block is connected to the lower side of the rack, the lower side of the push block is arc-shaped, rotating wheels are arranged at two ends of a circular arc below the fixture head, a first mounting seat is in threaded connection with the fixture head, and the first mounting seat is mounted on the inner side of a wall of a frame on the frame.

2. A test fixture according to claim 1, wherein: the air cylinder is installed to frame lower extreme frame wall inboard, the air cylinder output is connected with the push rod, the push pedal is installed to the push rod top, the second mount pad is installed to push pedal top intermediate position, anchor clamps head is installed to second mount pad screw thread.

3. A test fixture according to claim 2, wherein: surface mounting has the post that pushes away on the push pedal both ends, two the connecting rod is installed towards anchor clamps head one side to the post that pushes away, two install the commentaries on classics roller on the connecting rod.

4. A test fixture according to claim 1, wherein: the movable cavity is installed to frame wall inboard at frame both ends, the spout has been seted up to the chamber wall about removing the intracavity, spout sliding connection has the slide bar, the slide bar is kept away from anchor clamps head one side and is installed the set-square, the set-square inclined plane is laminated with the commentaries on classics roller each other.

5. A test fixture according to claim 4, wherein: the middle position of one side of the sliding rod close to the clamp head is provided with a connecting column, and the connecting column is in threaded connection with the clamp head.

6. A test fixture according to claim 5, wherein: springs are arranged at the upper end and the lower end of the connecting column, and the springs are arranged on one side, close to the clamp head, of the sliding rod.