CN213364960U - Pressing device for circuit board testing - Google Patents
Pressing device for circuit board testing Download PDFInfo
- Publication number
- CN213364960U CN213364960U CN202021736949.5U CN202021736949U CN213364960U CN 213364960 U CN213364960 U CN 213364960U CN 202021736949 U CN202021736949 U CN 202021736949U CN 213364960 U CN213364960 U CN 213364960U
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- China
- Prior art keywords
- circuit board
- board body
- wall
- test
- plate
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- Expired - Fee Related
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- 238000012360 testing method Methods 0.000 title claims abstract description 45
- 238000003825 pressing Methods 0.000 title claims description 7
- 238000000034 method Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 abstract description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000004642 Polyimide Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920006267 polyester film Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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- Tests Of Electronic Circuits (AREA)
Abstract
The utility model discloses a closing device is used in circuit board test, include testboard, circuit board body and be located the U-shaped carriage release lever directly over this testboard, circuit board body horizontal is kept flat at this testboard top surface, the U-shaped carriage release lever is and inverts the setting, U-shaped carriage release lever inner wall intermediate position has electric telescopic handle through screw fixed mounting, electric telescopic handle's the flexible end of bottom side has driving motor through bolt fixed mounting, driving motor's output shaft sets up perpendicularly to fixed cover has connect the cross, the equal longitudinal welding in bottom face four corners of cross has the pilot pin, the pilot pin is all towards this circuit board body, four groups the sharp end in bottom side of pilot pin has all cup jointed the rubber sleeve. This closing device is used in circuit board test increases revolution mechanic, and not only is convenient for push down fixedly to the circuit board, and has angle adjusting structure, prevents with the collision of components and parts, improves the safety in utilization, satisfies the use of different circuit boards.
Description
Technical Field
The utility model belongs to the technical field of the circuit board, concretely relates to closing device is used in circuit board test.
Background
The circuit board can be called as a printed circuit board or a printed circuit board, and the circuit board is also called as a flexible circuit board which is made of polyimide or polyester film as a base material and has high reliability and excellent flexibility. The flexible printed circuit board has the characteristics of high wiring density, light weight, thin thickness and good bending property, and the birth and development of the flexible printed circuit board FPC and the PCB promote a new product of the flexible printed circuit board. Therefore, the rigid-flex circuit board is a circuit board with FPC (flexible printed circuit) characteristics and PCB (printed circuit board) characteristics, which is formed by combining a flexible circuit board and a rigid circuit board according to relevant process requirements through processes such as pressing and the like.
At present, the circuit board needs to be compressed in the production and processing of the circuit board, the circuit board is placed on a test bench under the common condition, but the existing test bench is single in structural function, the circuit board compression structure is lack of adjustability and safety, compression at different positions cannot be met, and components and parts are often easy to collide.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a closing device is used in circuit board test to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a hold-down device for testing a circuit board comprises a test board, a circuit board body and a U-shaped moving rod, wherein the U-shaped moving rod is positioned right above the test board;
the test board is of a rectangular structure, the circuit board body is horizontally arranged on the top surface of the test board, the U-shaped moving rod is arranged in an inverted mode, an electric telescopic rod is fixedly installed at the middle position of the inner wall of the U-shaped moving rod through a screw, a driving motor is fixedly installed at the bottom side telescopic end of the electric telescopic rod through a bolt, an output shaft of the driving motor is vertically arranged and fixedly sleeved with a cross plate, positioning pins are longitudinally welded at four corners of the bottom end face of the cross plate and face the circuit board body, rubber sleeves are sleeved at sharp ends of the bottom sides of the positioning pins, and element gaps between top end faces of the circuit board body are in contact with the positioning pins.
Preferably, the two sides of the top end of the test board are respectively provided with a first electric guide rail through bolts in a transverse fixed mode, the two first electric guide rails are connected with a first sliding block support in a sliding fit mode on the opposite sides of the first electric guide rails, and the inner walls of the bottom ends of the two sets of rod pieces of the U-shaped moving rod are respectively fixedly installed with the two sets of first sliding block supports through bolts in a threaded mode.
Preferably, a standard plate is longitudinally welded on one side of the circuit board body and on one side of the top surface of the test board, the inner wall of the standard plate is in contact with the outer wall of the edge of the circuit board body, a movable clamping plate is vertically arranged at one end of the inner wall of the standard plate, and the inner wall of the movable clamping plate is in contact with the outer wall of the edge of the other side of the circuit board body.
Preferably, a stroke groove is transversely formed in the middle position of the top end face of the test board under the circuit board body, a second electric guide rail is horizontally and fixedly mounted in the stroke groove through a screw, a second sliding block support is connected to the top face of the second electric guide rail in a sliding mode, a clamping plate is perpendicularly welded to one end of the top face of the second sliding block support, the clamping plate protrudes out of the stroke groove, and the inner wall of the clamping plate is in contact with the outer wall of the edge of the circuit board body.
Preferably, a sliding groove is transversely formed in one end of the inner wall of the standard plate, a sliding block is arranged at one end, facing the standard plate, of the movable clamping plate, and the top surface of the standard plate is in threaded connection with the sliding block through a fastening bolt.
The utility model discloses a technological effect and advantage: according to the pressing device for the circuit board test, the U-shaped moving rod, the driving motor, the cross plate, the positioning pin and the electric telescopic rod are arranged, the driving motor drives the cross plate to rotate at the bottom end of the electric telescopic rod, the electric telescopic rod drives the positioning pin to descend in the U-shaped moving rod, so that the positioning pin presses the circuit board body; the first electric guide rail and the first sliding block support are matched to slide by arranging the first electric guide rail, the first sliding block support and the U-shaped moving rod, so that the U-shaped moving rod is driven to adjust the position, and the pressing fixation at different positions is met; this closing device is used in circuit board test increases revolution mechanic, and not only is convenient for push down fixedly to the circuit board, and has angle adjusting structure, prevents with the collision of components and parts, improves the safety in utilization, satisfies the use of different circuit boards.
Drawings
Fig. 1 is a front view of the present invention;
FIG. 2 is a schematic structural view of a cross plate according to the present invention;
FIG. 3 is a partial cross-sectional view of the test bed of the present invention;
fig. 4 is a schematic diagram of a standard plate structure of the present invention.
In the figure: the test device comprises a test board 1, a first electric guide rail 2, a first sliding block support 3, a standard plate 4, a circuit board body 5, a clamping plate 6, a positioning pin 7, a U-shaped moving rod 8, an electric telescopic rod 9, a cross plate 10, a driving motor 11, a stroke groove 12, a second electric guide rail 13, a second sliding block support 14, a movable clamping plate 15, a sliding groove 16 and a fastening bolt 17.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a hold-down device for circuit board test as shown in figures 1-4, which comprises a test board 1, a circuit board body 5 and a U-shaped moving rod 8 positioned right above the test board 1;
the test board 1 is of a rectangular structure, the circuit board body 5 is horizontally arranged on the top surface of the test board 1, the U-shaped moving rod 8 is arranged in an inverted manner, an electric telescopic rod 9 is fixedly installed at the middle position of the inner wall of the U-shaped moving rod 8 through a screw, a driving motor 11 is fixedly installed at the bottom side telescopic end of the electric telescopic rod 9 through a bolt, an output shaft of the driving motor 11 is vertically arranged and fixedly sleeved with a cross plate 10, positioning pins 7 are longitudinally welded at four corners of the bottom end surface of the cross plate 10, the positioning pins 7 face the circuit board body 5, rubber sleeves are sleeved at sharp bottom side ends of four groups of the positioning pins 7, surface element gaps at the top end of the circuit board body 5 are in contact with the positioning pins 7, the driving motor 11 is required to select a proper model according to the actual application power, and the driving motor 11 drives the cross plate 10 at the bottom end of, the electric telescopic rod 9 drives the positioning pin 7 to descend in the U-shaped movable rod 8, so that the positioning pin 7 presses down the circuit board body 5.
Specifically, 1 top both sides of testboard all have first electronic guide rail 2 through the horizontal fixed mounting of bolt, and are two sets of the equal sliding fit in the back of the body one side of first electronic guide rail 2 mutually is connected with first slider support 3, two sets of member bottom inner walls of U-shaped carriage release lever 8 are respectively through bolt and 3 screw thread fixed mountings of two sets of this first slider support, and first electronic guide rail 2 and first slider support 3 are linear guide series.
Specifically, 1 top surface one side vertical welding of circuit board body 5 one side and being located this testboard has standard plate 4, 4 inner walls of standard plate and 5 marginal outer wall contacts of this circuit board body, 4 inner wall one end of standard plate are provided with movable clamp plate 15 perpendicularly, movable clamp plate 15 inner wall and the contact of the marginal outer wall in the opposite side of this circuit board body 5, 5 marginal outer walls in one side of circuit board body and the contact of 4 inner walls of this standard plate, and movable clamp plate 15 and standard plate 4 all carry out the centre gripping to circuit board body 5.
Specifically, a stroke groove 12 is transversely formed in the middle position of the top end face of the test board 1 under the circuit board body 5, a second electric guide rail 13 is horizontally and fixedly mounted in the stroke groove 12 through a screw, a second slider support 14 is connected to the top face of the second electric guide rail 13 in a sliding mode, a clamping plate 6 is perpendicularly welded to one end of the top face of the second slider support 14, the clamping plate 6 protrudes out of the stroke groove 12, the inner wall of the clamping plate contacts with the outer wall of the edge of the circuit board body 5, the second electric guide rail 13 drives the second slider support 14 to move in the stroke groove 12, and the second slider support 14 drives the clamping plate 6 to move to clamp the circuit board body 5 so as to prevent the circuit board body 5 from loosening.
Specifically, a sliding groove 16 is transversely formed in one end of the inner wall of the standard plate 4, a sliding block is arranged at one end, facing the standard plate 4, of the movable clamping plate 15, the top surface of the standard plate 4 is in threaded connection with the sliding block through a fastening bolt 17, the sliding block of the movable clamping plate 15 slides in the sliding groove 16, and the position of the sliding block is adjusted and fixed through the fastening bolt 17.
The working principle of the pressing device for the circuit board test is that the circuit board body 5 to be tested is horizontally placed on the top surface of the test board 1, the outer wall of the edge of one side of the circuit board body 5 is contacted with the inner wall of the standard board 4, the sliding block of the movable clamping plate 15 slides in the sliding groove 16 to adjust the position, fix through fastening bolt 17, movable clamp plate 15 and standard plate 4 all carry out the centre gripping to circuit board body 5, second slider support 14 drives grip block 6 and removes and carry out the centre gripping to circuit board body 5, prevent that circuit board body 5 is not hard up, first electric guide rail 2 slides with the cooperation of first slider support 3, drive the 8 adjusting position of U-shaped carriage release lever, driving motor 11 drives cross 10 rotation angle in electric telescopic handle 9 bottom, electric telescopic handle 9 drives fixing pin 7 decline in U-shaped carriage release lever 8, make fixing pin 7 push down circuit board body 5. This closing device is used in circuit board test increases revolution mechanic, and not only is convenient for push down fixedly to the circuit board, and has angle adjusting structure, prevents with the collision of components and parts, improves the safety in utilization, satisfies the use of different circuit boards.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (5)
1. A hold-down device for testing a circuit board comprises a test board (1), a circuit board body (5) and a U-shaped moving rod (8) positioned right above the test board (1);
the method is characterized in that: the test board (1) is of a rectangular structure, the circuit board body (5) is horizontally arranged on the top surface of the test board (1), the U-shaped moving rod (8) is arranged in an inverted manner, an electric telescopic rod (9) is fixedly arranged in the middle of the inner wall of the U-shaped moving rod (8) through a screw, the bottom side telescopic end of the electric telescopic rod (9) is fixedly provided with a driving motor (11) through a bolt, the output shaft of the driving motor (11) is vertically arranged, a cross plate (10) is fixedly sleeved and connected, four corners of the bottom end surface of the cross plate (10) are longitudinally welded with positioning pins (7), the positioning needles (7) face the circuit board body (5), the sharp ends at the bottom sides of the four groups of positioning needles (7) are sleeved with rubber sleeves, the gap between the top end surface element of the circuit board body (5) is contacted with the positioning pin (7).
2. The hold-down device for testing circuit boards as claimed in claim 1, wherein: the test bench is characterized in that first electric guide rails (2) are transversely and fixedly mounted on two sides of the top end of the test bench (1) through bolts, two sets of first electric guide rails (2) are connected with first slider supports (3) in a sliding fit mode on the opposite sides, and the inner walls of the bottom ends of two sets of rod pieces of the U-shaped moving rod (8) are fixedly mounted with the two sets of first slider supports (3) through bolts respectively.
3. The hold-down device for testing circuit boards as claimed in claim 2, wherein: the test board is characterized in that a standard plate (4) is longitudinally welded on one side of the top surface of the test board (1) and on one side of the circuit board body (5), the inner wall of the standard plate (4) is in contact with the outer wall of the edge of the circuit board body (5), a movable clamping plate (15) is vertically arranged at one end of the inner wall of the standard plate (4), and the inner wall of the movable clamping plate (15) is in contact with the outer wall of the edge of the other side of the circuit board.
4. The hold-down device for testing circuit boards as claimed in claim 1, wherein: the test bench is characterized in that a stroke groove (12) is transversely formed in the middle position of the top end face of the test bench (1) under the circuit board body (5), a second electric guide rail (13) is horizontally and fixedly mounted in the stroke groove (12) through screws, a second slider support (14) is connected to the top face of the second electric guide rail (13) in a sliding mode, a clamping plate (6) is perpendicularly welded to one end of the top face of the second slider support (14), the clamping plate (6) protrudes out of the stroke groove (12), and the inner wall of the clamping plate is in contact with the outer wall of the edge of the circuit board body (5).
5. The pressing device for testing the circuit board as claimed in claim 3, wherein: the standard plate is characterized in that one end of the inner wall of the standard plate (4) is transversely provided with a sliding groove (16), one end, facing the standard plate (4), of the movable clamping plate (15) is provided with a sliding block, and the top surface of the standard plate (4) is in threaded connection with the sliding block through a fastening bolt (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021736949.5U CN213364960U (en) | 2020-08-19 | 2020-08-19 | Pressing device for circuit board testing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021736949.5U CN213364960U (en) | 2020-08-19 | 2020-08-19 | Pressing device for circuit board testing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213364960U true CN213364960U (en) | 2021-06-04 |
Family
ID=76146073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021736949.5U Expired - Fee Related CN213364960U (en) | 2020-08-19 | 2020-08-19 | Pressing device for circuit board testing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213364960U (en) |
-
2020
- 2020-08-19 CN CN202021736949.5U patent/CN213364960U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210604 |