CN218658620U

CN218658620U - Test board mounting bracket

Info

Publication number: CN218658620U
Application number: CN202223078491.0U
Authority: CN
Inventors: 杨骁�; 刘昆; 李强; 史斌
Original assignee: Shitong Shanghai Microelectronics Technology Co ltd
Current assignee: Shitong Shanghai Microelectronics Technology Co ltd
Priority date: 2022-11-18
Filing date: 2022-11-18
Publication date: 2023-03-21
Anticipated expiration: 2032-11-18

Abstract

The utility model discloses a test board mounting bracket relates to test board mounting bracket technical field. The utility model discloses a mounting structure, mounting structure includes fixed case at least, fixed chamber has been seted up to the inside of fixed case, fixed case upper surface is connected with the backup pad, the sliding tray has been seted up to the backup pad upper surface, sliding tray and fixed intracavity portion intercommunication, the equal sliding connection in fixed chamber diapire four corners department has the movable block, movable block and sliding tray sliding connection, left two movable block and right side two the equal fixedly connected with fixed block of one side upside that the movable block is close to each other, two a pair of fixed clamp splice of one side fixedly connected with that the fixed block is close to each other, the equal fixedly connected with stopper of fixed clamp splice inside wall has solved inconvenient when using and has fixed it, may be because fixed unstable, leads to testing arrangement to break away from or the unsafe condition of measuring result.

Description

Test board mounting bracket

Technical Field

The utility model belongs to test board mounting bracket field, specifically speaking relates to a test board mounting bracket.

Background

Whether the adhesive property of the adhesive tape is qualified or not and whether the adhesive tape meets the use requirement or not are judged, and the three indexes of peel strength, initial adhesiveness and holding adhesiveness are mainly used for carrying out detection and control, wherein the peel strength refers to the force required for peeling an adhesive tape with a certain width from the surface of a certain specific adhered material, and is one of the most important indexes of the adhesive tape.

Compared with the prior art of the publication number CN217688484U, the device includes a base, a sliding block is connected to the base in a sliding manner, the sliding block has a clamping portion capable of clamping two opposite sides of a hard substrate, and further includes a lifting clamping jaw, the clamping jaw is located above the sliding block, a guide rail and a sliding seat sliding along the guide rail are fixedly connected to the base, the guide rail and the sliding seat jointly form a linear guide rail moving pair, the sliding block is fixedly connected to the sliding seat, the clamping portion includes two pressing blocks, and the pressing blocks are respectively connected to two opposite sides of the top of the sliding block.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in overcoming the not enough of prior art, provides a test board mounting bracket.

In order to solve the technical problem, the utility model adopts the following basic concept:

the utility model provides a test board mounting bracket, includes mounting structure, mounting structure includes fixed case at least, fixed chamber has been seted up to the inside of fixed case, fixed case upper surface fixedly connected with backup pad, the sliding tray has been seted up to the backup pad upper surface, sliding tray and the inside intercommunication of fixed chamber, the equal sliding connection in fixed chamber diapire four corners department has the movable block, movable block and sliding tray sliding connection, left two the movable block and two on right side the equal fixedly connected with fixed block of one side upside that the movable block is close to each other, two the one side fixedly connected with a pair of fixed clamp splice that the fixed block is close to each other, the equal fixedly connected with stopper of fixed clamp splice inside wall, the spacing groove has been seted up to stopper inside, the inside sliding connection of spacing groove has the slide bar, slide bar front end fixedly connected with spring, wall fixed connection behind spring front end and the spacing groove.

Optionally, threaded holes are formed in the four moving blocks, a pair of bidirectional threaded rods is arranged in the fixed cavity, the left ends of the bidirectional threaded rods are in threaded connection with the threaded holes in the left side, the right ends of the bidirectional threaded rods are in threaded connection with the threaded holes in the right side, the thread directions of the bidirectional threaded rods are bilaterally symmetrical about the center of the screw, the thread directions of the left side and the right side are opposite, right-handed threads are arranged on one side, left-handed threads are arranged on the other side, and the right ends of the bidirectional threaded rods are rotatably connected with the right wall of the fixed cavity.

Optionally, the fixed box left surface downside fixedly connected with fixed plate, fixed plate upper surface fixedly connected with motor, the two-way threaded rod left end extend to with the output shaft coaxial coupling of motor.

Optionally, the outer walls of the left ends of the two-way threaded rods are coaxially connected with transmission gears, and the two transmission gears are meshed.

Optionally, one end of each of the two sliding rods, which is close to each other, is fixedly connected with a wedge block.

Optionally, the left side and the right side of the lower surface of the fixed box are fixedly connected with hydraulic cylinders, and the lower surfaces of the hydraulic cylinders are fixedly connected with supporting blocks.

After the technical scheme is adopted, the utility model discloses compare with prior art and have following beneficial effect, of course, implement the utility model discloses an arbitrary product does not necessarily need to reach simultaneously below all advantages:

through the movable block and the fixed clamping block and the sliding groove which are arranged, when the test device is used, the movable block is opened to the maximum through the sliding groove, then the test machine is placed on the supporting plate, then the movable block is moved, the sliding rod on the movable block can fix the two ends of the test machine through the spring, the test device is prevented from deviating, and the test result is inaccurate.

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Drawings

The drawings in the following description are only some embodiments and other drawings may be derived from them by a person skilled in the art without inventive effort. On the attachment

In the figure:

FIG. 1 is a schematic view of the entire structure of embodiment 1;

FIG. 2 is a schematic view of the internal structure of the holding box of embodiment 1;

FIG. 3 is a schematic view of the structure at A in FIG. 2;

FIG. 4 is a schematic structural view of a wedge plate according to example 1;

FIG. 5 is a schematic view of the structure of a transmission gear according to embodiment 1.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a mounting structure; 2. a fixed box; 20. a fixed cavity; 200. a support plate; 201. a sliding groove; 202. a bidirectional threaded rod; 21. a moving block; 210. a threaded hole; 22. a fixed block; 220. fixing the clamping block; 221. a limiting block; 222. a limiting groove; 223. a spring; 224. a slide bar; 225. a wedge block; 23. a fixing plate; 230. a motor; 231. a transmission gear; 3. a hydraulic cylinder; 30. and (6) supporting the block.

It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept by those skilled in the art with reference to specific embodiments.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings.

Example 1:

please refer to fig. 1-5, in the present embodiment, a testing machine mounting rack is provided, which includes a mounting structure 1, the mounting structure 1 at least includes a fixing box 2, a fixing cavity 20 is provided inside the fixing box 2, a supporting plate 200 is fixedly connected to the upper surface of the fixing box 2, a sliding groove 201 is provided on the upper surface of the supporting plate 200, the sliding groove 201 is communicated with the inside of the fixing cavity 20, four corners of the bottom wall of the fixing cavity 20 are respectively and slidably connected with a moving block 21, the moving block 21 is slidably connected with the sliding groove 201, two moving blocks 21 on the left side and two moving blocks 21 on the right side are respectively and fixedly connected with a fixing block 22 at the upper side of the side close to each other, a pair of fixing clamping blocks 220 is fixedly connected to the side close to each other of the two fixing blocks 22, a limiting block 221 is respectively and fixedly connected to the inner side wall of the fixing clamping block 220, a limiting groove 222 is provided inside the limiting groove 221, a sliding rod 224 is slidably connected to the inside of the limiting groove 222, a spring 223 is fixedly connected to the front end of the sliding rod 224, and a rear wall of the spring 223 is fixedly connected to the limiting groove 222.

The application of one aspect of the embodiment is as follows: make the movable block 21 keep away from each other, place the test board on backup pad 200, then the movable block 21 is close to each other, after removing to suitable position, the slide bar 224 on the movable block 21 just compresses spring 223 according to the size of test board, slide bar 224 can slide to inside the spacing groove 222 along with the shrink of spring 223 subsequently, and the reaction force of spring 223 just can be fixed the test board, it is not convenient for fix the test board to have solved, because fixed unstable, lead to the inaccurate condition of test result.

Threaded holes 210 are formed in four moving blocks 21 of the embodiment, a pair of two-way threaded rods 202 are arranged in a fixed cavity 20, the main working principle of the two-way threaded rods 202 is that the two-way threaded rods 202 rotate, the moving blocks 21 on the two-way threaded rods 202 can approach to each other or be away from each other, the left ends of the two-way threaded rods 202 are in threaded connection with the left threaded holes 210, the right ends of the two-way threaded rods 202 are in threaded connection with the right threaded holes 210, the threaded directions of the two-way threaded rods 202 are in bilateral symmetry with screw centers, the thread directions of the left and right sides are opposite, one side of the two-way threaded rods is a right-handed thread, the other side of the two-way threaded rods 202 is in threaded connection with the right wall of the fixed cavity 20 in a rotating mode, the moving blocks 21 on the two-way threaded rods can approach to each other or be away from each other, and use is facilitated.

The fixed box 2 of this embodiment left surface downside fixedly connected with fixed plate 23, fixed plate 23 upper surface fixedly connected with motor 230, two-way threaded rod 202 left end extend to with the output shaft coaxial coupling of motor 230, make the circular telegram work of motor 230, the output shaft of motor 230 can drive two-way threaded rod 202 and rotate.

The outer walls of the left ends of the two bidirectional threaded rods 202 are coaxially connected with a transmission gear 231, the two transmission gears 231 are meshed, the bidirectional threaded rods rotate to drive the transmission gears 231 thereon to rotate, and the two bidirectional threaded rods 202 can rotate simultaneously through the transmission gears 231.

The equal fixedly connected with wedge 225 of one end that two slide bars 224 of this embodiment are close to each other, for the convenience carries out the centre gripping to the test board.

The equal fixedly connected with pneumatic cylinder 3 in the 2 lower surface left and right sides of fixed case of this embodiment, 3 lower fixed surface of pneumatic cylinder are connected with supporting shoe 30, make 3 work of pneumatic cylinder, and the piston rod in the pneumatic cylinder 3 can promote the upward movement of fixed case 2, conveniently fixes mounting structure 1.

In this embodiment, firstly, the motor 230 is powered on to operate, the output shaft of the motor 230 drives one bidirectional threaded rod 202 to rotate, then the transmission gear 231 drives the other bidirectional threaded rod 202 to rotate, the moving blocks 21 on the bidirectional threaded rod 202 can approach or separate from each other, the moving blocks 21 can separate from each other, the testing machine is placed on the support plate 200, then the bidirectional threaded rod 202 is rotated to enable the moving blocks 21 to approach each other, the sliding rods 224 on the moving blocks 21 compress the springs 223 and slide into the limiting grooves 222, in addition, in order to prevent the sliding rods 224 from being damaged when the moving blocks 21 move, the wedge-shaped blocks 225 are arranged to be fixed on the mounting structure 1, then the hydraulic cylinder 3 is operated, the piston rods in the hydraulic cylinder 3 can push the fixed box 2 to move upwards, the support blocks 30 below the hydraulic cylinder 3 can make the mounting structure 1 more stable when fixed, and the situation that the testing device is detached or the measuring result is inaccurate due to unstable when the mounting is inconvenient in use is solved.

The utility model discloses not be limited to above-mentioned embodiment, anybody should learn the structural change who makes under the teaching of the utility model, all with the utility model discloses have the same or close technical scheme, all fall into the utility model discloses an within the protection scope. The technology, shape and construction parts which are not described in detail in the present invention are known technology.

Claims

1. The utility model provides a test board mounting bracket, includes mounting structure (1), its characterized in that: the mounting structure (1) at least comprises a fixed box (2), a fixed cavity (20) is formed in the fixed box (2), a supporting plate (200) is fixedly connected to the upper surface of the fixed box (2), a sliding groove (201) is formed in the upper surface of the supporting plate (200), the sliding groove (201) is communicated with the fixed cavity (20), moving blocks (21) are connected to four corners of the bottom wall of the fixed cavity (20) in a sliding mode, the moving blocks (21) are connected with the sliding groove (201) in a sliding mode, two moving blocks (21) on the left side and two moving blocks (21) on the right side are fixedly connected to fixed blocks (22) on the side close to each other, a pair of fixed clamping blocks (220) is fixedly connected to one side of the two fixed blocks (22) close to each other, a limiting block (221) is fixedly connected to the inner side wall of each fixed clamping block (220), a limiting groove (222) is formed in the limiting block (221), a sliding rod (224) is fixedly connected to the limiting groove (222), a spring (223) is connected to the front end of the sliding rod (224), and the limiting groove (222) is fixedly connected to the rear wall.

2. The mounting rack for the test machine base as claimed in claim 1, wherein threaded holes (210) are formed in each of the four moving blocks (21), a pair of bidirectional threaded rods (202) are arranged in the fixed cavity (20), the left ends of the bidirectional threaded rods (202) are in threaded connection with the threaded holes (210) on the left side, the right ends of the bidirectional threaded rods (202) are in threaded connection with the threaded holes (210) on the right side, the thread directions of the bidirectional threaded rods (202) are bilaterally symmetrical about the center of the threaded rods, the thread directions of the left and right sides are opposite, one side of the bidirectional threaded rods is a right-handed thread, the other side of the bidirectional threaded rods is a left-handed thread, and the right ends of the bidirectional threaded rods (202) are rotatably connected with the right wall of the fixed cavity (20).

3. The testing machine mounting frame as claimed in claim 2, wherein a fixing plate (23) is fixedly connected to the lower side of the left surface of the fixing box (2), a motor (230) is fixedly connected to the upper surface of the fixing plate (23), and the left end of the bidirectional threaded rod (202) extends to be coaxially connected with the output shaft of the motor (230).

4. The testing machine mount as claimed in claim 2, wherein the two bidirectional threaded rods (202) are coaxially connected with a transmission gear (231) on the outer wall of the left end, and the two transmission gears (231) are engaged with each other.

5. The testing machine mount as claimed in claim 1, wherein the two sliding rods (224) are fixedly connected with a wedge block (225) at their ends adjacent to each other.

6. The mounting frame for the test machine platform as claimed in claim 1, wherein the left and right sides of the lower surface of the fixed box (2) are fixedly connected with hydraulic cylinders (3), and the lower surface of the hydraulic cylinders (3) is fixedly connected with supporting blocks (30).