CN220084896U - Circuit board clamping mechanism and electrical measurement equipment - Google Patents
Circuit board clamping mechanism and electrical measurement equipment Download PDFInfo
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- CN220084896U CN220084896U CN202320577830.5U CN202320577830U CN220084896U CN 220084896 U CN220084896 U CN 220084896U CN 202320577830 U CN202320577830 U CN 202320577830U CN 220084896 U CN220084896 U CN 220084896U
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- 238000005259 measurement Methods 0.000 title claims abstract description 13
- 230000000712 assembly Effects 0.000 claims abstract description 20
- 238000000429 assembly Methods 0.000 claims abstract description 20
- 238000001179 sorption measurement Methods 0.000 claims description 17
- 238000012360 testing method Methods 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of electrical measurement equipment, in particular to a circuit board clamping mechanism and electrical measurement equipment, which comprises an adjusting unit, a clamping unit and a clamping unit, wherein the adjusting unit comprises a guide rail, a screw rod arranged in the guide rail, a motor arranged outside the guide rail and used for driving the screw rod, moving blocks arranged on two sides of the screw rod, and moving assemblies arranged on the top of the moving blocks, the screw threads on two sides of the screw rod are opposite in direction, and the middle part of the screw rod is provided with a polished rod; and the clamping unit comprises clamping assemblies respectively arranged at the lower ends of the opposite sides of the two moving assemblies, pulling plates respectively arranged at the upper ends of the opposite sides of the two moving assemblies, and lifting assemblies arranged between the upper ends of the two pulling plates, wherein the circuit board clamping mechanism and the electrical measurement equipment can be flexibly adjusted to adapt to circuit board installation of different specifications and sizes, and the circuit board installation is firmer.
Description
Technical Field
The utility model relates to the technical field of electrical measurement equipment, in particular to a circuit board clamping mechanism and electrical measurement equipment.
Background
In recent years, with the development of economy, people have a higher and safer demand for electricity, and many electric products need electronic products with high performance, small volume and multiple functions, for example, many instruments such as transformers, relay protection, switches and the like need to use a circuit board, so that the circuit board is promoted to be light, thin, short and small, and more functions are realized in a limited space.
When production is used, the circuit board is usually tested, the circuit board to be tested needs to be fixed on electrical testing equipment when the circuit board is tested, then a circuit is installed for testing, but the traditional electrical testing equipment is inconvenient to adjust when the circuit board is fixed so as to adapt to circuit boards with different specifications and sizes, and the circuit board is not stable enough in the testing process due to the fact that the circuit board is fixed only through clamping, and the circuit board is easy to damage.
Disclosure of Invention
This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the utility model and in the title of the utility model, which may not be used to limit the scope of the utility model.
The utility model has been made in view of the above-mentioned problems of the existing electrical measuring apparatus that it is inconvenient to adjust to accommodate circuit boards of different sizes when it is fixed.
It is therefore an object of the present utility model to provide a circuit board clamping mechanism.
In order to solve the technical problems, the utility model provides the following technical scheme: a circuit board clamping mechanism comprises a circuit board,
the adjusting unit comprises a guide rail, a screw rod arranged in the guide rail, a motor arranged outside the guide rail and used for driving the screw rod, moving blocks arranged on two sides of the screw rod, and moving assemblies arranged on the top of the moving blocks, wherein the screw threads on two sides of the screw rod are opposite in direction, and the middle part of the screw rod is provided with a polish rod; the method comprises the steps of,
the clamping unit comprises clamping assemblies respectively arranged at the lower ends of the opposite sides of the two moving assemblies, pulling plates respectively arranged at the upper ends of the opposite sides of the two moving assemblies, and lifting assemblies arranged between the upper ends of the two pulling plates.
As a preferable scheme of the circuit board clamping mechanism of the utility model, wherein: the movable assembly comprises a support, a lifting block and a limiting part, wherein the support is arranged at the top of the movable block and is in an inverted L shape, the lifting block is arranged below the support, and the limiting part is arranged on the lifting block.
As a preferable scheme of the circuit board clamping mechanism of the utility model, wherein: the limiting part comprises a support rod arranged below the support and penetrating through the lifting block, an anti-falling block arranged at the bottom of the support rod, balls arranged at the bottom of the anti-falling block, and a spring arranged between the bottom side of the top of the support and the top of the lifting block, wherein the spring is arranged on a rod body of the support rod.
As a preferable scheme of the circuit board clamping mechanism of the utility model, wherein: the clamping assembly comprises an upper clamping plate arranged on the lower side of the lifting block, a buffer cushion arranged at the bottom of the upper clamping plate and a lower clamping plate arranged below the buffer cushion, wherein the lower clamping plate is connected to one side of the anti-falling block.
As a preferable scheme of the circuit board clamping mechanism of the utility model, wherein: the lifting assembly comprises an inserting rod arranged on the inner side of the upper end of one pulling plate, an inserting pipe arranged on the inner side of the upper end of the other pulling plate, a lifting plate arranged at the bottom of the inserting pipe, and a lifting cylinder arranged at the bottom of the lifting plate, wherein the inserting rod is slidably arranged in the inserting pipe.
The circuit board clamping mechanism has the beneficial effects that: the two moving blocks are driven to move oppositely or reversely through the rotation of the screw rod, the distance between the two moving assemblies is adjusted to adapt to the installation of circuit boards with different specifications and sizes, and the clamping assemblies can be pulled to separate and close through the lifting assemblies, so that the two sides of the circuit boards are clamped and loosened conveniently.
In view of the fact that in the practical use process, the problem that the circuit board is not stable enough in the test process and is easy to damage only by clamping the circuit board exists.
In order to solve the technical problems, the utility model also provides the following technical scheme: an electrical testing apparatus comprises the circuit board clamping mechanism and,
the testing unit comprises a base, a frame, a telescopic cylinder and a tester, wherein the frame is provided with the top of the base and is in an inverted U shape, the telescopic cylinder is arranged at the bottom side of the top of the frame, and the tester is arranged at the bottom of the telescopic cylinder;
the support unit comprises a workbench arranged below the tester, an adsorption component arranged inside the workbench and sliding components arranged on two sides of the workbench respectively, wherein the guide rail is arranged at the top of the base and penetrates through the lower end of the workbench, the two moving components are symmetrically arranged on two sides of the upper end of the workbench respectively and are in sliding connection with the two sliding components, and the lower ends of the two clamping components are flush with the top of the workbench.
As a preferred embodiment of the electrical measuring device according to the utility model, wherein: the adsorption component comprises an adsorption cavity arranged inside the workbench, a sucker arranged in the adsorption cavity, a suction hole arranged at the top of the sucker, and a vacuum suction pipe penetrating the workbench and communicated with the bottom of the sucker.
As a preferred embodiment of the electrical measuring device according to the utility model, wherein: the top of the adsorption cavity is provided with a filter screen.
As a preferred embodiment of the electrical measuring device according to the utility model, wherein: the sliding component comprises a sliding seat arranged on one side of the workbench and a sliding groove arranged on the sliding seat.
As a preferred embodiment of the electrical measuring device according to the utility model, wherein: and through grooves for sliding the pull plate are symmetrically formed in two sides of the top of the frame.
The beneficial effects of the electrical measurement device are as follows: the vacuum suction pipe is connected with the vacuum generator, so that suction force is generated by the suction hole, the circuit board can be adsorbed, the clamping components are matched to clamp the two sides of the circuit board, the circuit board is placed more firmly, and the circuit board is not easy to damage in the test process.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:
fig. 1 is a schematic diagram of the overall structure of the circuit board clamping mechanism of the present utility model.
Fig. 2 is a schematic diagram of the overall structure of the circuit board clamping mechanism of the present utility model.
Fig. 3 is a schematic diagram of the whole structure of the circuit board clamping mechanism and the electrical testing device.
FIG. 4 is a schematic view of the structure of the supporting unit of the electrical measuring device of the present utility model.
Detailed Description
In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.
Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the utility model. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Further, in describing the embodiments of the present utility model in detail, the cross-sectional view of the device structure is not partially enlarged to a general scale for convenience of description, and the schematic is only an example, which should not limit the scope of protection of the present utility model. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.
Example 1
Referring to fig. 1, for a first embodiment of the present utility model, there is provided a circuit board clamping mechanism, including, an adjusting unit 100 including a guide rail 101, a screw rod 102 disposed in the guide rail 101, a motor 103 disposed outside the guide rail 101 for driving the screw rod 102, moving blocks 104 disposed at both sides of the screw rod 102, and moving assemblies 105 disposed at the tops of the moving blocks 104, the screw threads at both sides of the screw rod 102 being opposite in direction, a middle portion of the screw rod 102 being provided as a polish rod, wherein the two moving blocks 104 move toward or away from each other with rotation of the screw rod 102 to adjust positions of the two moving assemblies 105; and a clamping unit 200 including clamping members 201 respectively disposed at lower ends of opposite sides of the two moving members 105, pulling plates 202 respectively disposed at upper ends of opposite sides of the two moving members 105, and a lifting member 203 disposed between upper ends of the two pulling plates 202, wherein the pulling plates 202 are lifted by the lifting member 203 so that the moving members 105 can be lifted, and the clamping members 201 are separated and closed for the disassembly of the circuit board.
During the use, drive lead screw 102 through motor 103 and rotate, adjust the distance between two movable assembly 105 in order to adapt to the circuit board installation of different specification sizes, can draw clamp assembly 201 to take place to separate and close through lifting assembly 203, be convenient for press from both sides tight and loosen the circuit board both sides.
Example 2
Referring to fig. 1 and 2, a second embodiment of the present utility model is different from the first embodiment in that: the moving assembly 105 comprises a bracket 105a which is arranged at the top of the moving block 104 and is in an inverted L shape, a pulling block 105b which is arranged below the bracket 105a, and a limiting part 105c which is arranged on the pulling block 105b, wherein the bracket 105a moves to drive the pulling block 105b and the limiting part 105c to synchronously move.
Further, the limiting part 105c comprises a supporting rod 105c-1 arranged below the support 105a and penetrating through the pulling block 105b, an anti-falling block 105c-2 arranged at the bottom of the supporting rod 105c-1, a ball 105c-3 arranged at the bottom of the anti-falling block 105c-2, and a spring 105c-4 arranged between the bottom side of the top of the support 105a and the top of the pulling block 105b, wherein the spring 105c-4 is arranged on a rod body of the supporting rod 105c-1, the top of the supporting rod 105c-1 is fixedly connected with the bottom side of the top of the support 105a, a hole for the supporting rod 105c-1 to penetrate is formed in the middle of the pulling block 105b, the diameter of the anti-falling block 105c-2 is larger than that of the hole, the pulling block 105b is placed on the anti-falling block 105c-2 in a natural state, and the spring 105c-4 is in a free state, and the spring 105c-4 can press the spring 105c-4 when the pulling block 105b moves upwards.
The clamping assembly 201 comprises an upper clamping plate 201a arranged on the lower side of the lifting block 105b, a buffer pad 201b arranged at the bottom of the upper clamping plate 201a, and a lower clamping plate 201c arranged below the buffer pad 201b, wherein the lower clamping plate 201c is connected to one side of the anti-falling block 105c-2, the upper clamping plate 201a is fixedly connected with the lower side of the lifting block 105b, and moves synchronously with the lifting block 105b, and the upper clamping plate 201a and the buffer pad 201b move synchronously, so that the lower clamping plate 201c is inconvenient in position, and the buffer pad 201b is separated from the lower clamping plate 201c, so that the circuit board is convenient to install.
The lifting assembly 203 comprises a inserting rod 203a arranged on the inner side of the upper end of one pull plate 202, a inserting tube 203b arranged on the inner side of the upper end of the other pull plate 202, a lifting plate 203c arranged at the bottom of the inserting tube 203b, and a lifting cylinder 203d arranged at the bottom of the lifting plate 203c, wherein the inserting rod 203a is arranged in the inserting tube 203b in a sliding mode, a bracket is arranged at the top of the lifting plate 203c and used for placing the inserting tube 203b, the inserting rod 203a slides in the inserting tube 203b along with the movement of the two lifting blocks 105b, and the lifting cylinder 203d pushes the lifting plate 203c to move up and down to drive the inserting rod 203a, the inserting tube 203b, the pull rod and the lifting blocks 105b to move up and down synchronously.
The rest of the structure is the same as that of embodiment 1.
In the use process, the distance between the two lifting blocks 105b is adjusted according to the specification of the circuit board, the lifting blocks 105b are pulled to rise through the lifting cylinder 203d, two sides of the circuit board are placed between the anti-slip pad and the lower clamping plate 201c, and the anti-slip pad is moved downwards to clamp and fix the circuit board after the lifting cylinder 203d is retracted.
Example 3
Referring to fig. 3 and 4, for a third embodiment of the present utility model, an electrical testing apparatus is provided, which includes the above-mentioned circuit board clamping mechanism, and a testing unit 300, including a base 301, a frame 302 provided with a top of the base 301 in an inverted U shape, a telescopic cylinder 303 provided with a bottom side of the top of the frame 302, and a tester 304 provided with a bottom of the telescopic cylinder 303, wherein the lifting cylinder 203d and the telescopic cylinder 303 are both fixed on the bottom side of the top of the frame 302; the supporting unit 400 comprises a workbench 401 arranged below the tester 304, an adsorption component 402 arranged inside the workbench 401, and sliding components 403 respectively arranged on two sides of the workbench 401, wherein the guide rail 101 is arranged at the top of the base 301 and penetrates through the lower end of the workbench 401, the two moving components 105 are symmetrically arranged on two sides of the upper end of the workbench 401 and are in sliding connection with the two sliding components 403, the lower ends of the two clamping components 201 are flush with the top of the workbench 401, a notch for the guide rail 101 to penetrate through is formed in the bottom of the workbench 401, the top of the lower clamping block is flush with the top of the workbench 401, a circuit board can be adsorbed on the workbench 401 through the arrangement of the adsorption component 402, and the clamping components 201 are matched to clamp the two sides of the circuit board, so that the circuit board is placed more firmly, and is not easy to damage in the testing process.
Further, the adsorption assembly 402 comprises an adsorption cavity arranged inside the workbench 401, a sucker 402a arranged in the adsorption cavity, a suction hole 402b arranged at the top of the sucker 402a, and a vacuum suction pipe 402c penetrating through the workbench 401 and communicated with the bottom of the sucker 402a, wherein the adsorption cavity is arranged in the center of the workbench 401, a valve is arranged on the vacuum suction pipe 402c, the vacuum suction pipe 402c is connected with a vacuum generator, and the valve is opened, so that the suction hole 402b can generate suction force, and the circuit board can be adsorbed, so that the fixing effect of the circuit board is improved.
Further, the top of the adsorption chamber is provided with a filter screen 402d, wherein impurities can be prevented from blocking the suction holes 402b by the arrangement of the filter screen 402 d.
Further, the sliding assembly 403 includes a sliding seat 403a disposed on one side of the table 401, and a sliding groove 403b disposed on the sliding seat 403a, wherein the ball 105c-3 slides along the sliding groove 403b, so that the pulling block 105b moves more smoothly.
Further, two through grooves 302a for sliding the pull plate 202 are symmetrically arranged on two sides of the top of the frame 302, wherein the pull plate 202 slides in the through grooves 302a, the inserting rod 203a, the inserting tube 203b and the lifting plate 203c are all arranged above the frame 302, the lifting cylinder 203d is fixed in the center of the bottom side of the top of the frame 302, two telescopic cylinders 303 can be arranged, and the two telescopic cylinders are respectively fixed on the bottom sides of the top of the frame 302 on two sides of the lifting cylinder 203 d.
The rest of the structure is the same as that of embodiment 2.
In the use process, a circuit board is placed on the workbench 401, the vacuum suction pipe 402c is connected with the vacuum generator, the circuit board is adsorbed on the workbench 401, the distance between the two lifting blocks 105b is adjusted according to the specification of the circuit board, two sides of the circuit board are further clamped and fixed through the clamping assembly 201, and then a circuit of the tester 304 is connected with the circuit board to electrically test the circuit board.
It should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or substituted without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered in the scope of the claims of the present utility model.
Claims (10)
1. A circuit board clamping mechanism, characterized in that: comprising the steps of (a) a step of,
the adjusting unit (100) comprises a guide rail (101), a screw rod (102) arranged in the guide rail (101), a motor (103) arranged outside the guide rail (101) and used for driving the screw rod (102), moving blocks (104) arranged on two sides of the screw rod (102), and moving assemblies (105) arranged on the top of the moving blocks (104), wherein the screw threads on two sides of the screw rod (102) are opposite in direction, and the middle part of the screw rod (102) is provided with a polished rod; the method comprises the steps of,
the clamping unit (200) comprises clamping assemblies (201) which are respectively arranged at the lower ends of the opposite sides of the two moving assemblies (105), pulling plates (202) which are respectively arranged at the upper ends of the opposite sides of the two moving assemblies (105), and lifting assemblies (203) which are arranged between the upper ends of the two pulling plates (202).
2. The circuit board holding mechanism according to claim 1, wherein: the moving assembly (105) comprises a support (105 a) which is arranged at the top of the moving block (104) and is in an inverted L shape, a lifting block (105 b) which is arranged below the support (105 a), and a limiting part (105 c) which is arranged on the lifting block (105 b).
3. The circuit board holding mechanism according to claim 2, wherein: the limiting component (105 c) comprises a supporting rod (105 c-1) arranged below the support (105 a) and penetrating through the lifting block (105 b), an anti-falling block (105 c-2) arranged at the bottom of the supporting rod (105 c-1), balls (105 c-3) arranged at the bottom of the anti-falling block (105 c-2), and a spring (105 c-4) arranged between the bottom side of the top of the support (105 a) and the top of the lifting block (105 b), wherein the spring (105 c-4) is arranged on a rod body of the supporting rod (105 c-1).
4. A circuit board holding mechanism according to claim 3, wherein: the clamping assembly (201) comprises an upper clamping plate (201 a) arranged on the lower side of the lifting block (105 b), a buffer pad (201 b) arranged at the bottom of the upper clamping plate (201 a) and a lower clamping plate (201 c) arranged below the buffer pad (201 b), wherein the lower clamping plate (201 c) is connected to one side of the anti-falling block (105 c-2).
5. The circuit board clamping mechanism according to claim 1 or 4, wherein: the lifting assembly (203) comprises a plug rod (203 a) arranged on the inner side of the upper end of one pulling plate (202), a cannula (203 b) arranged on the inner side of the upper end of the other pulling plate (202), a lifting plate (203 c) arranged at the bottom of the cannula (203 b), and a lifting cylinder (203 d) arranged at the bottom of the lifting plate (203 c), wherein the plug rod (203 a) is slidably arranged in the cannula (203 b).
6. An electrical measurement apparatus, characterized in that: comprising the circuit board holding mechanism according to any one of claims 1 to 5, and,
the testing unit (300) comprises a base (301), a frame (302) arranged at the top of the base (301) and in an inverted U shape, a telescopic cylinder (303) arranged at the bottom side of the top of the frame (302), and a tester (304) arranged at the bottom of the telescopic cylinder (303);
the support unit (400) comprises a workbench (401) arranged below the tester (304), an adsorption component (402) arranged inside the workbench (401), and sliding components (403) arranged on two sides of the workbench (401), wherein the guide rail (101) is arranged at the top of the base (301) and penetrates through the lower end of the workbench (401), the two moving components (105) are symmetrically arranged on two sides of the upper end of the workbench (401) and are in sliding connection with the two sliding components (403), and the lower ends of the two clamping components (201) are flush with the top of the workbench (401).
7. The electrical measurement apparatus of claim 6, wherein: the adsorption assembly (402) comprises an adsorption cavity arranged in the workbench (401), a sucker (402 a) arranged in the adsorption cavity, a suction hole (402 b) arranged at the top of the sucker (402 a), and a vacuum suction pipe (402 c) penetrating the workbench (401) and communicated with the bottom of the sucker (402 a).
8. The electrical measurement apparatus of claim 7, wherein: a filter screen (402 d) is arranged at the top of the adsorption cavity.
9. The electrical measurement device according to claim 7 or 8, wherein: the sliding assembly (403) comprises a sliding seat (403 a) arranged on one side of the workbench (401), and a sliding groove (403 b) arranged on the sliding seat (403 a).
10. The electrical measurement apparatus of claim 9, wherein: the two sides of the top of the frame (302) are symmetrically provided with through grooves (302 a) for sliding the pull plate (202).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320577830.5U CN220084896U (en) | 2023-03-22 | 2023-03-22 | Circuit board clamping mechanism and electrical measurement equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320577830.5U CN220084896U (en) | 2023-03-22 | 2023-03-22 | Circuit board clamping mechanism and electrical measurement equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220084896U true CN220084896U (en) | 2023-11-24 |
Family
ID=88825246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320577830.5U Active CN220084896U (en) | 2023-03-22 | 2023-03-22 | Circuit board clamping mechanism and electrical measurement equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220084896U (en) |
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2023
- 2023-03-22 CN CN202320577830.5U patent/CN220084896U/en active Active
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