CN111982666B - Bidirectional clamping device for printed circuit board detection - Google Patents
Bidirectional clamping device for printed circuit board detection Download PDFInfo
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- CN111982666B CN111982666B CN202010803541.3A CN202010803541A CN111982666B CN 111982666 B CN111982666 B CN 111982666B CN 202010803541 A CN202010803541 A CN 202010803541A CN 111982666 B CN111982666 B CN 111982666B
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- 238000001514 detection method Methods 0.000 title abstract description 13
- 230000002457 bidirectional effect Effects 0.000 title abstract description 6
- 230000006835 compression Effects 0.000 claims abstract description 23
- 238000007906 compression Methods 0.000 claims abstract description 23
- 238000003780 insertion Methods 0.000 claims abstract description 6
- 230000037431 insertion Effects 0.000 claims abstract description 6
- 238000003825 pressing Methods 0.000 claims description 4
- 238000005452 bending Methods 0.000 description 7
- 230000000630 rising effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/20—Investigating strength properties of solid materials by application of mechanical stress by applying steady bending forces
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0023—Bending
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/025—Geometry of the test
- G01N2203/0258—Non axial, i.e. the forces not being applied along an axis of symmetry of the specimen
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/026—Specifications of the specimen
- G01N2203/0262—Shape of the specimen
- G01N2203/0278—Thin specimens
- G01N2203/0282—Two dimensional, e.g. tapes, webs, sheets, strips, disks or membranes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/04—Chucks, fixtures, jaws, holders or anvils
- G01N2203/0447—Holders for quick insertion/removal of test pieces
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Automatic Assembly (AREA)
Abstract
The invention discloses a bidirectional clamping device for detecting a printed circuit board, relates to the technical field of detection devices, and solves the problems that the conventional clamping device is insufficient in solving the problem that an operator can observe all sides of the circuit board conveniently and cannot observe and detect the circuit board in all directions conveniently and rapidly when the conventional clamping device is used. The bidirectional clamping device for detecting the printed circuit board comprises a base, a rotating disc, a rotating wheel, a fixed block, a clamping block, a first compression bar, a rack plate and a push rod, wherein the rotating disc is arranged on the rotating rod in a sliding insertion manner; one rotating wheel is rotated on the inner side walls of the two mounting plates, and one rotating wheel on the left side is welded and fixed on the rotating rod; two support rods are welded and fixed on the inner side walls of the two rotating wheels; and a clamping block is slidably inserted into each of the two groups of support rods. The invention is provided with the rotating disc, and the rotating disc, the clamping blocks and the circuit board are driven to rotate by shaking the crank, so that operators can observe the circuit board in all directions.
Description
Technical Field
The invention relates to the technical field of detection devices, in particular to a bidirectional clamping device for detecting a printed circuit board.
Background
PCB (PrintedCircuitBoard), called printed circuit board, is an important electronic component, is a support for electronic components, and is a carrier for electrical connection of electronic components. Because it adopts electron printing to make, so is called "printed" circuit board, and the circuit board often need detect after production, and during the detection, the circuit board still needs a clamping device to carry out the centre gripping to the convenience detects the circuit board.
When the existing clamping device is used, the problem that an operator can observe each face of a circuit board conveniently is solved, the circuit board cannot be observed and detected in an omnibearing manner conveniently and rapidly, and the existing clamping device is troublesome in operation procedure and low in detection efficiency when being subjected to bending resistance detection.
Disclosure of Invention
The invention aims to provide a bidirectional clamping device for detecting a printed circuit board, which solves the problems that the prior clamping device provided in the background art is insufficient in solving the problem that operators can observe all sides of the circuit board conveniently and cannot observe and detect the circuit board in all directions conveniently and quickly when in use.
In order to achieve the above purpose, the present invention provides the following technical solutions: the two-way clamping device for detecting the printed circuit board comprises a base, a mounting plate, a sliding chute, a rotating rod, a rotating disc, a crank, a push rod, a rotating wheel, a small rotating wheel, a supporting rod, a fixing block, a clamping block, a rubber block, a first pressure rod, a second pressure rod, a circuit board, a rack plate, a fixing rod, a push rod and a sliding block, wherein the left side and the right side of the top of the base are welded and fixed with one mounting plate, one sliding chute is formed in each mounting plate, and one rotating rod is rotatably arranged on the outer side wall of one mounting plate on the left side; a rotating disc is arranged on the rotating rod in a sliding insertion manner; one rotating wheel is rotated on the inner side walls of the two mounting plates, and one rotating wheel on the left side is welded and fixed on the rotating rod; two support rods are welded and fixed on the inner side walls of the two rotating wheels; the two groups of support rods are respectively provided with a clamping block in a sliding insertion way; a circuit board is arranged between the two clamping blocks, a first compression bar is rotatably arranged on the clamping block positioned on the left side, and a second compression bar is rotatably arranged on the clamping block positioned on the right side.
Preferably, a crank is welded and fixed on the outer side wall of the rotating disc, the inner side wall of the rotating disc is attached to the left end of the push rod, the push rod is installed in an installation plate on the left side in a sliding manner, and a fixing block is welded and fixed on the right end of the push rod.
Preferably, the rear side of the two rotating wheels is provided with a small rotating wheel at the upper position, the two small rotating wheels are respectively rotatably arranged on the two mounting plates, and the two small rotating wheels are meshed with the two rotating wheels.
Preferably, the rear side positions of the two small rotating wheels are respectively provided with a rack plate, the two rack plates are respectively and slidably arranged on the two mounting plates, the two rack plates are meshed with the two small rotating wheels, the two rotating wheels rotate for half a circle, and the two small rotating wheels rotate for one circle.
Preferably, two trapezoid tooth grooves are formed in the left side and the right side of the top of the fixed block, the two trapezoid tooth grooves are meshed with a gear on one rotating wheel on the left side, and a spring is arranged on the left side of the fixed block.
Preferably, a groove is formed in the top of each clamping block, two rubber blocks are symmetrically arranged in each groove, two springs are arranged between each rubber block and the inner side walls of the two grooves, and two springs are arranged between the outer side walls of the two clamping blocks and the inner side walls of the two rotating wheels.
Preferably, a groove is formed in the top end of the first pressure rod, and a second pressure rod is rotatably installed in the groove.
Preferably, a fixing rod is welded and fixed between the two rack plates, an ejector rod is welded and fixed in the middle of the front side of the fixing rod, a sliding block is welded and fixed on the outer sides of the bottom walls of the two rack plates, and the sliding blocks are slidably inserted and installed in the two sliding grooves.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention is provided with the rotating disc, and the rotating disc, the clamping blocks and the circuit board are driven to rotate by shaking the crank, so that operators can observe the circuit board in all directions.
2. The circuit board clamping device is provided with the first pressure lever, and the first pressure lever and the second pressure lever are pressed to enable the first pressure lever and the second pressure lever to prop up the two clamping blocks, so that the circuit board can be taken out conveniently.
3. The fixing block is arranged, and the fixing block is clamped and fixed with one rotating wheel at the left side, so that the two rotating wheels are in a fixed state, and the condition that when the circuit board is not used, the two rotating wheels rotate to drive the ejector rod to ascend to damage the circuit board is prevented.
4. The invention is provided with the ejector rod, the fixed rod and the ejector rod are driven to rise by the two rack plates to a certain height, and the ejector rod pushes the circuit board upwards, so that bending resistance detection is carried out on the circuit board.
5. The invention is provided with the rotating wheels, the two small rotating wheels are driven to rotate by rotating the two rotating wheels, and at the moment, the two small rotating wheels drive the two rack plates and the ejector rod to quickly rise, so that the ejector rod pushes the circuit board upwards, and the bending resistance detection is quickly carried out on the circuit board, so that the operation is simple and quick.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of a semi-sectional structure of a mounting plate according to the present invention;
FIG. 3 is a schematic view of an enlarged portion of FIG. 2A according to the present invention;
FIG. 4 is a schematic top view of the present invention;
FIG. 5 is a schematic view of a fixed block structure according to the present invention;
In the figure: 1. a base; 101. a mounting plate; 102. a chute; 103. a rotating rod; 2. a rotating disc; 201. a crank; 202. a push rod; 3. a rotating wheel; 301. a small rotating wheel; 302. a support rod; 4. a fixed block; 5. clamping blocks; 501. a rubber block; 6. a first compression bar; 601. a second compression bar; 7. a circuit board; 8. rack plate; 801. a fixed rod; 802. a push rod; 803. slider 803.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to fig. 1 to 5, an embodiment of the present invention provides: the two-way clamping device for detecting the printed circuit board comprises a base 1, a mounting plate 101, sliding grooves 102, a rotating rod 103, a rotating disc 2, a crank 201, a push rod 202, a rotating wheel 3, a small rotating wheel 301, a supporting rod 302, a fixed block 4, a clamping block 5, a rubber block 501, a first pressing rod 6, a second pressing rod 601, a circuit board 7, rack plates 8, a fixed rod 801, a push rod 802 and a sliding block 803, wherein the left side and the right side of the top of the base 1 are welded and fixed with one mounting plate 101, one sliding groove 102 is formed in each of the two mounting plates 101, and one rotating rod 103 is rotatably arranged on the outer side wall of the left mounting plate 101; a rotating disc 2 is arranged on the rotating rod 103 in a sliding insertion manner; one rotating wheel 3 is rotated on the inner side wall of the mounting plate 101, and one rotating wheel 3 on the left side is welded and fixed on the rotating rod 103; two support rods 302 are welded and fixed on the inner side walls of the two rotating wheels 3; a clamping block 5 is slidably inserted and installed on each of the two groups of support rods 302; a circuit board 7 is arranged between the two clamping blocks 5, a first compression bar 6 is rotatably arranged on the clamping block 5 positioned on the left side, and a second compression bar 601 is rotatably arranged on the clamping block 5 positioned on the right side.
Further, a crank 201 is welded and fixed on the outer side wall of the rotating disc 2, the inner side wall of the rotating disc 2 is attached to the left end of the push rod 202, the push rod 202 is slidably inserted and installed in a mounting plate 101 on the left side, a fixing block 4 is welded and fixed on the right end of the push rod 202, and the rotating disc 2, the clamping block 5 and the circuit board 7 are driven to rotate by shaking the crank 201, so that an operator can observe the circuit board 7 in all directions.
Further, the two small rotating wheels 301 are respectively rotatably installed on the two mounting plates 101 at positions on the rear sides of the two rotating wheels 3, the two small rotating wheels 301 are meshed with the two rotating wheels 3, the two small rotating wheels 301 are driven to rotate by rotating the two rotating wheels 3, at the moment, the two small rotating wheels 301 drive the two rack plates 8 and the ejector rods 802 to rapidly ascend, the ejector rods 802 are enabled to push the circuit board 7 upwards, and therefore bending resistance detection is carried out on the circuit board 7 rapidly, and the operation is simple and rapid.
Further, a rack plate 8 is disposed at the rear side of the two small rotating wheels 301, the rack plates 8 are slidably mounted on the two mounting plates 101, the rack plates 8 are meshed with the two small rotating wheels 301, the two small rotating wheels 3 rotate for half a turn, the two small rotating wheels 301 rotate for one turn, the two clamp blocks 5 and the circuit board 7 are driven to rotate by the two small rotating wheels 3, when the two small rotating wheels 3 rotate for half a turn, the rear side wall of the circuit board 7 faces downwards, at the moment, the two small rotating wheels 301 drive the two rack plates 8 and the ejector rod 802 to rapidly rise and push the circuit board 7, the two small rotating wheels 301 rotate for one turn, the rising height of the two rack plates 8 just enables the ejector rod 802 to push and bend the circuit board 7, and the two small rotating wheels 301 rotate for one turn by utilizing the characteristic that the rear side wall of the circuit board 7 does not face downwards, the two small rotating wheels 301 drive the two rack plates 8 and the rising rod 802, so that line damage to the front side wall of the circuit board 7 is caused.
Further, two trapezoid tooth grooves are formed in the left side and the right side of the top of the fixed block 4, the two trapezoid tooth grooves are meshed with gears on one rotating wheel 3 on the left side, a spring is arranged on the left side of the fixed block 4, the two rotating wheels 3 are fixedly clamped with the one rotating wheel 3 on the left side through the fixed block 4, and when the circuit board 7 is not used, the two rotating wheels 3 are rotated to drive the ejector rods 802 to ascend to damage the circuit board 7.
Further, a groove is formed in the top of each clamping block 5, two rubber blocks 501 are symmetrically arranged in each groove, two springs are arranged between each rubber block 501 and the inner side walls of the grooves, two springs are arranged between the outer side walls of each clamping block 5 and the inner side walls of the corresponding rotating wheel 3, each clamping block 5 clamps the circuit board 7 stably through spring pushing, the two rubber blocks 501 clamp the front side and the rear side of the circuit board 7 through spring pushing, and the fact that the two clamping blocks 5 are harder and the circuit on the front side wall of the circuit board 7 is damaged is prevented.
Further, a groove is formed in the top end of the first compression bar 6, a second compression bar 601 is rotatably mounted in the groove, and the first compression bar 6 and the second compression bar 601 are pressed to enable the first compression bar 6 and the second compression bar 601 to prop open the two clamping blocks 5, so that the circuit board 7 can be taken out conveniently.
Further, a fixing rod 801 is welded and fixed between the rack plates 8, a push rod 802 is welded and fixed in the middle of the front side of the fixing rod 801, a slide block 803 is welded and fixed on the outer sides of the bottom walls of the two rack plates 8, the two slide blocks 803 are slidably installed in the two slide grooves 102, the fixing rod 801 and the push rod 802 are driven to rise through the two rack plates 8 and rise to a certain height, and the push rod 802 pushes the circuit board 7 upwards, so that bending resistance detection is carried out on the circuit board 7.
Working principle: the first compression bar 6 and the second compression bar 601 are pressed firstly, the first compression bar 6 and the second compression bar 601 prop open two clamping blocks 5, the circuit board 7 is placed into the two clamping blocks 5 to be fixed, at the moment, two groups of rubber blocks 501 push and clamp the front side and the rear side of the circuit board 7 through springs, bending resistance detection is prevented from being carried out on the circuit board 7 due to the fact that the two clamping blocks 5 are harder, a line on the front side wall of the circuit board 7 is damaged, then the rotating disc 2 is pushed to the right, the push rod 202 drives the fixing block 4 to be separated from one rotating wheel 3 on the left side, at the moment, the crank 201 is rocked to drive the rotating disc 2, the clamping blocks 5 and the circuit board 7 to rotate, at the moment, the rotating disc 2, the clamping blocks 5 and the circuit board 7 rotate, the two rotating wheels 3 also drive the two small rotating wheels 301 to rotate, at the moment, the two small rotating wheels 301 drive the two rack plates 8 and the ejector rods 802 to rapidly lift up, the ejector rods 802 push the circuit board 7 upwards, accordingly bending resistance detection is carried out on the circuit board 7, the first compression bar 6 and the second compression bar 601 are pushed to the right, the first compression bar 6 and the second compression bar 601 drive the rotating disc 202 to prop the two clamping blocks 5 to rotate, at the right, at the moment, the rotating disc 5 is pulled out, the rotating to rotate to the left side is not to be meshed with the rotating disc 3, and the rotating disc 3 is rotated to the right, and is not meshed with the rotating disc 3, and is rotated to the left to the rotating disc 4.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (1)
1. A two-way clamping device for detecting a printed circuit board is characterized in that: the novel lifting device comprises a base (1), a mounting plate (101), sliding grooves (102), a rotating rod (103), a rotating disc (2), a crank (201), a push rod (202), a rotating wheel (3), a small rotating wheel (301), a supporting rod (302), a fixed block (4), a clamping block (5), a rubber block (501), a first pressing rod (6), a second pressing rod (601), a circuit board (7), a rack plate (8), a fixing rod (801), a push rod (802) and a sliding block (803), wherein one mounting plate (101) is welded and fixed on the left side and the right side of the top of the base (1), one sliding groove (102) is formed in each of the two mounting plates (101), and one rotating rod (103) is rotatably mounted on the outer side wall of one mounting plate (101) on the left side; a rotating disc (2) is arranged on the rotating rod (103) in a sliding insertion manner; one rotating wheel (3) is rotated on the inner side wall of each mounting plate (101), and one rotating wheel (3) on the left side is welded and fixed on the rotating rod (103); two support rods (302) are welded and fixed on the inner side walls of the two rotating wheels (3); the two groups of support rods (302) are respectively provided with a clamping block (5) in a sliding insertion manner; a circuit board (7) is arranged between the two clamping blocks (5), a first compression bar (6) is rotatably arranged on the left clamping block (5), and a second compression bar (601) is rotatably arranged on the right clamping block (5);
A crank (201) is welded and fixed on the outer side wall of the rotating disc (2), the inner side wall of the rotating disc (2) is attached to the left end of the push rod (202), the push rod (202) is slidably inserted and installed in a mounting plate (101) on the left side, and a fixed block (4) is welded and fixed on the right end of the push rod (202);
The rear side upper positions of the two rotating wheels (3) are respectively provided with a small rotating wheel (301), the two small rotating wheels (301) are respectively rotatably arranged on the two mounting plates (101), and the two small rotating wheels (301) are meshed with the two rotating wheels (3);
The rear side positions of the two small rotating wheels (301) are respectively provided with a rack plate (8), the two rack plates (8) are respectively and slidably arranged on the two mounting plates (101), the two rack plates (8) are meshed with the two small rotating wheels (301), the two rotating wheels (3) rotate for half a circle, and the two small rotating wheels (301) rotate for one circle;
two trapezoid tooth grooves are formed in the left side and the right side of the top of the fixed block (4), the two trapezoid tooth grooves are meshed with a gear on one rotating wheel (3) on the left side, and a spring is arranged on the left side of the fixed block (4);
two grooves are formed in the tops of the two clamping blocks (5), two rubber blocks (501) are symmetrically arranged in the two grooves, two springs are arranged between the two rubber blocks (501) and the inner side walls of the two grooves, and two springs are arranged between the outer side walls of the two clamping blocks (5) and the inner side walls of the two rotating wheels (3);
a groove is formed in the top end of the first pressure rod (6), and a second pressure rod (601) is rotatably arranged in the groove;
A fixing rod (801) is fixedly welded between the two rack plates (8), a push rod (802) is fixedly welded in the middle of the front side of the fixing rod (801), a sliding block (803) is fixedly welded on the outer sides of the bottom walls of the two rack plates (8), and the sliding blocks (803) are slidably inserted into the two sliding grooves (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010803541.3A CN111982666B (en) | 2020-08-11 | 2020-08-11 | Bidirectional clamping device for printed circuit board detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010803541.3A CN111982666B (en) | 2020-08-11 | 2020-08-11 | Bidirectional clamping device for printed circuit board detection |
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| Publication Number | Publication Date |
|---|---|
| CN111982666A CN111982666A (en) | 2020-11-24 |
| CN111982666B true CN111982666B (en) | 2024-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010803541.3A Active CN111982666B (en) | 2020-08-11 | 2020-08-11 | Bidirectional clamping device for printed circuit board detection |
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| CN (1) | CN111982666B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112763891A (en) * | 2020-12-23 | 2021-05-07 | 黄乾坤 | Chip detection auxiliary device for solving problems of easy burnout and single detection surface |
| CN113155634A (en) * | 2021-04-30 | 2021-07-23 | 深圳市三德冠精密电路科技有限公司 | Flexible circuit board bending resistance detection device |
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