CN218297440U

CN218297440U - Temperature sensor test fixture

Info

Publication number: CN218297440U
Application number: CN202222804086.6U
Authority: CN
Inventors: 吕华
Original assignee: Dalian Wufeng Electronic Technology Co ltd
Current assignee: Dalian Wufeng Electronic Technology Co ltd
Priority date: 2022-10-25
Filing date: 2022-10-25
Publication date: 2023-01-13
Anticipated expiration: 2032-10-25

Abstract

The utility model discloses a temperature sensor test fixture, which relates to the technical field of flowmeter industry, and provides a scheme aiming at the existing problems, the temperature sensor test fixture comprises a fixed vertical plate, the side wall of which is fixedly provided with a mounting plate, a pressing clamp is arranged on the mounting plate, and a clamping structure and a product tray structure are sequentially arranged on the fixed vertical plate; the clamping structure comprises a guide assembly, a pressing assembly, a driven plate arranged on the pressing clamp and two driven blocks connected to the driven plate through two movable structures. The utility model discloses be provided with and press from both sides tight structure, use the pincers to let the driven plate be the up-and-down motion, through the guide way on the driven plate, make left probe module and right probe module be shrink motion and press from both sides tight product to cooperation direction subassembly can let and press from both sides tight structure motion more smoothly, and the location is accurate, can accurately like this, accomplish the product clamp tightly high-efficiently, four needle plug direction location, overall structure is compact, and general suitability is strong, has promoted production efficiency for the customer, effectively reduces the overall cost.

Description

Temperature sensor test fixture

Technical Field

The utility model relates to a flowmeter trade technical field especially relates to temperature sensor test fixture.

Background

For SLIM having detection direction requirement when detecting resistance value, the four-pin socket is adopted for fixing at present, and a steel wire rope locking mechanism is adopted. Wherein wire rope belongs to flexible material, and the needle piece is connected to the single-point, and long-time the use can lead to the probe contact product contact failure, the both sides probe contact stroke condition such as different. Put into the product, need manual alignment direction, because the product is circular symmetry piece can appear putting the anti-situation. The problems that the qualified product test fails, the resistance value of the same product measured for multiple times is unstable and the like can occur in the measurement. However, the torsion spring with a small volume is adopted, and the problems that the force is inconvenient to apply when the staff place the product, the product is easy to scratch and the like cannot be solved.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a temperature sensor test fixture can rationally, accomplish the product centre gripping with lower cost high-efficiently, and the operation of direction location adopts the guide rail fixed spacing, and the mounting means of bearing direction to practice thrift the cost and satisfy the production demand as the purpose.

In order to realize the purpose, the utility model adopts the following technical scheme:

the temperature sensor testing jig comprises a fixed vertical plate, wherein an installation plate is fixedly arranged on the side wall of the fixed vertical plate, a pressing clamp is arranged on the installation plate, and a clamping structure and a product tray structure are sequentially arranged on the fixed vertical plate;

the clamping structure comprises a guide assembly, a pressing assembly, a driven plate arranged on the pressing clamp, two driven blocks connected to the driven plate through two movable structures, and a left probe module and a right probe module which are fixedly arranged on the two driven blocks;

through adopting above-mentioned technical scheme, use the pressure pincers to let the driven plate be the up-and-down motion, through the guide way on the driven plate, make left probe module and right probe module be the shrink motion and press from both sides tight product, can accurately, accomplish the product clamp tightly high-efficiently, four-pin plug direction location, overall structure is compact, and general suitability is strong, has promoted production efficiency for the customer, effectively reduces overall cost.

Preferably, the two movable structures comprise guide grooves formed in the driven plate and transmission shafts rotatably mounted in the guide grooves, and the rear ends of the transmission shafts are connected with the front inner wall of the fixed vertical plate through guide bearings;

through adopting above-mentioned technical scheme, it is spacing to adopt the guide way, and the mounting means of direction bearing direction to practice thrift the cost as the purpose, satisfy the production demand.

Preferably, the guide assembly comprises two guide rails symmetrically and fixedly arranged on the outer wall of the front side of the fixed vertical plate and two sliding blocks connected to the two guide rails in a sliding manner, and the two sliding blocks are fixedly arranged on the outer wall of the back side of the driven plate;

through adopting above-mentioned technical scheme, the direction subassembly can let the motion of pressing from both sides tight structure more smooth and easy, and the location is accurate.

Preferably, the pressing assembly comprises a pressing block guide post fixedly arranged on the outer wall of the middle of the front side of the driven plate, a lower pressing plate fixedly arranged on the outer wall of the pressing block guide post and a lower pressing block fixedly arranged on the outer wall of the bottom of the lower pressing plate;

through adopting above-mentioned technical scheme, be convenient for press in the product fine through pushing down the subassembly.

Preferably, the product tray structure comprises a needle plate fixedly connected with the outer wall of the bottom of the fixed vertical plate through four limiting upright columns distributed in a rectangular array and a tray connected with the needle plate through four spring return rods distributed in a rectangular array;

through adopting above-mentioned technical scheme, this product tray structure utilizes the setting of spring release link, and after the product of taking, spring release link's resilience force resets the tray, and convenient and fast more than traditional mode.

Preferably, the tray is provided with a concave positioning groove, and the concave positioning groove is provided with four needle head positioning holes;

by adopting the technical scheme, the four needle positioning holes reserved by the jig are used as fixed positions, the concave positioning grooves are limited as the product direction, and the concave positioning grooves can be directly positioned when products are put into the jig.

The utility model has the advantages that:

1. the four-pin plug positioning device is provided with a clamping structure, the driven plate moves up and down by using the pressing clamp, the left probe module and the right probe module move in a shrinkage motion to clamp a product through the guide groove on the driven plate, and the clamping structure can move more smoothly and accurately by matching with the guide assembly, so that the product can be accurately and efficiently clamped, the four-pin plug can be positioned in the direction, the whole structure is compact, the general applicability is strong, the production efficiency is improved for customers, and the whole cost is effectively reduced;

2. this product tray structure utilizes spring release rod's setting, and after the product of taking, spring release rod's resilience force resets the tray, and convenient and fast more than traditional mode.

Drawings

Fig. 1 is a schematic front view of the whole temperature sensor testing fixture provided by the present invention;

fig. 2 is a schematic view of a front view structure of the tray structure of the temperature sensor testing fixture product provided by the present invention when the tray structure is removed;

fig. 3 is a schematic view of a top view structure of the temperature sensor testing fixture provided by the present invention;

fig. 4 is an enlarged schematic structural view of the whole product tray structure in the temperature sensor testing fixture provided by the present invention;

fig. 5 is the schematic view of the overlooking structure of the concave positioning groove and the needle positioning hole in the temperature sensor testing fixture of the present invention.

In the figure: 1. fixing the vertical plate; 2. mounting a plate; 3. pressing pliers; 4. a driven plate; 5. a driven block; 6. a left probe module; 7. a right probe module; 8. a guide groove; 9. a drive shaft; 10. a guide bearing; 11. a guide rail; 12. a slider; 13. pressing the plate downwards; 14. pressing a block; 15. pressing a guide post; 16. a needle plate; 17. a spring return arm; 18. a tray; 19. a concave positioning groove; 20. positioning a needle head hole; 21. and (7) limiting the upright column.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Embodiment 1, referring to fig. 1 to 3, a temperature sensor testing jig includes a fixed vertical plate 1 having a side wall fixedly provided with a mounting plate 2, a pressing clamp 3 mounted on the mounting plate 2, and a clamping structure provided on the fixed vertical plate 1;

the clamping structure comprises a guide assembly, a pressing assembly, a driven plate 4 arranged on the pressing clamp 3, two driven blocks 5 connected to the driven plate 4 through two movable structures, and a left probe module 6 and a right probe module 7 fixedly arranged on the two driven blocks 5;

the driven plate 4 moves up and down by using the pressing pliers 3, and the left probe module 6 and the right probe module 7 move in a shrinkage motion to clamp a product through the guide groove 8 on the driven plate 4, so that the product clamping can be accurately and efficiently completed, the four-pin plug is positioned in the direction, the whole structure is compact, the universal applicability is strong, the production efficiency is improved for customers, and the whole cost is effectively reduced;

the two movable structures comprise guide grooves 8 formed in the driven plate 4 and transmission shafts 9 rotatably arranged in the guide grooves 8, and the rear ends of the transmission shafts 9 are connected with the inner wall of the front face of the fixed vertical plate 1 through guide bearings 10;

the installation mode that the guide groove 8 is used for limiting and the guide bearing 10 is used for guiding is adopted, so that the cost is saved, and the production requirement is met;

the guide assembly comprises two guide rails 11 symmetrically arranged on the outer wall of the front face of the fixed vertical plate 1 and two sliding blocks 12 connected to the two guide rails 11 in a sliding mode, the two sliding blocks 12 are fixedly arranged on the outer wall of the back face of the driven plate 4, the guide assembly can enable the clamping structure to move more smoothly, and positioning is accurate.

The pressing assembly comprises a pressing block guide post 15 fixedly arranged on the outer wall in the middle of the front face of the driven plate 4, a pressing plate 13 fixedly arranged on the outer wall of the pressing block guide post 15 and a pressing block 14 fixedly arranged on the outer wall of the bottom of the pressing plate 13, and a product can be well pressed in through the pressing assembly.

Embodiment 2, referring to fig. 1 and fig. 4 to 5, this embodiment is optimized on the basis of embodiment 1, specifically: the temperature sensor test fixture also comprises a product tray structure;

the product tray structure comprises a needle plate 16 fixedly connected with the outer wall of the bottom of the fixed vertical plate 1 through four limiting upright posts 21 distributed in a rectangular array and a tray 18 connected with the needle plate 16 through four spring return rods 17 distributed in a rectangular array;

according to the product tray structure, due to the arrangement of the spring return rods 17, after a product is taken, the tray 18 is returned by the resilience force of the spring return rods 17, so that the product tray structure is more convenient and quicker than a traditional mode;

concave positioning groove 19 has been seted up on tray 18, has seted up four syringe needle locating hole 20 on the concave positioning groove 19, and this tool regards four syringe needle locating holes 20 that the design was reserved as fixed position, and concave positioning groove 19 is spacing as the product direction, and concave positioning groove 19 is convenient for can direct positioning when putting into the product.

The working principle is as follows: put the product into tray 18, then use pressing tongs 3 to let driven plate 4 move down, through the guide way 8 on driven plate 4 for two driven pieces 5 drive and make left probe module 6 and right probe module 7 do the shrink motion and press from both sides tight product, and driven plate 4 will drive briquetting 14 and move down and push the product into four syringe needle locating holes 20 downwards.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The temperature sensor testing jig comprises a fixed vertical plate (1) with a side wall fixedly provided with a mounting plate (2), and is characterized in that a pressing clamp (3) is mounted on the mounting plate (2), and a clamping structure and a product tray structure are sequentially arranged on the fixed vertical plate (1);

the clamping structure comprises a guide assembly, a pressing assembly, a driven plate (4) arranged on the pressing clamp (3), two driven blocks (5) connected to the driven plate (4) through two movable structures, and a left probe module (6) and a right probe module (7) which are fixedly arranged on the two driven blocks (5).

2. The test fixture for the temperature sensor according to claim 1, wherein the two movable structures each include a guide groove (8) provided on the driven plate (4) and a transmission shaft (9) rotatably installed in the guide groove (8), and a rear end of the transmission shaft (9) is connected to an inner wall of a front surface of the fixed vertical plate (1) through a guide bearing (10).

3. The temperature sensor testing jig according to claim 1, wherein the guiding assembly comprises two guide rails (11) symmetrically fixed on the outer wall of the front surface of the fixed vertical plate (1) and two sliding blocks (12) slidably connected to the two guide rails (11), and the two sliding blocks (12) are both fixed on the outer wall of the back surface of the driven plate (4).

4. The test fixture for the temperature sensor according to claim 1, wherein the pressing component comprises a pressing block guide post (15) fixedly arranged on the middle outer wall of the front surface of the driven plate (4), a lower pressing plate (13) fixedly arranged on the outer wall of the pressing block guide post (15), and a lower pressing block (14) fixedly arranged on the outer wall of the bottom of the lower pressing plate (13).

5. The test fixture for the temperature sensor according to claim 1, wherein the product tray structure comprises a needle plate (16) fixedly connected with the outer wall of the bottom of the fixed vertical plate (1) through four limiting columns (21) distributed in a rectangular array, and a tray (18) connected with the needle plate (16) through four spring return rods (17) distributed in a rectangular array.

6. The testing fixture for testing temperature sensors according to claim 1, wherein the tray (18) is formed with a concave positioning groove (19), and the concave positioning groove (19) is formed with four needle positioning holes (20).