CN113438815A - Circuit board fixing and overturning device not prone to falling off - Google Patents
Circuit board fixing and overturning device not prone to falling off Download PDFInfo
- Publication number
- CN113438815A CN113438815A CN202110709514.4A CN202110709514A CN113438815A CN 113438815 A CN113438815 A CN 113438815A CN 202110709514 A CN202110709514 A CN 202110709514A CN 113438815 A CN113438815 A CN 113438815A
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- wall
- rod
- circuit board
- fixing
- plate
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/15—Position of the PCB during processing
- H05K2203/1554—Rotating or turning the PCB in a continuous manner
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/15—Position of the PCB during processing
- H05K2203/1563—Reversing the PCB
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Handcart (AREA)
Abstract
The invention relates to the technical field of circuit board processing and production equipment, and discloses a circuit board fixing and overturning device which is not easy to fall off, which comprises a machine body, wherein the inner wall of the front side of the machine body is connected with a transmission belt in a sliding manner, the right side surface of the machine body is fixedly provided with a rolling plate, the front surface of the rolling plate is fixedly provided with a placing plate, the top and the bottom of the front side of the right side of the machine body are fixedly provided with fixing components, the circuit board fixing and overturning device which is not easy to fall off is characterized in that a sliding block slides on the inner wall of a top box through a roller after being stressed and separated from a fixing block to be contacted with an intercepting column, the intercepting column drives a piston rod to slide on the inner wall of a negative pressure rod, the negative pressure rod drives a push rod to move outwards after being extruded, the push rod collides with a rotating plate, the rotating plate rotates through a torsion spring, then the hollow box clamps the circuit board.
Description
Technical Field
The invention relates to the technical field of circuit board processing and production equipment, in particular to a circuit board fixing and overturning device which is not easy to fall off.
Technical Field
The circuit board is also called as a PCB, a ceramic circuit board, a high-frequency board, an impedance board and the like, the circuit board enables the circuit to be miniaturized and visualized, plays an important role in the batch production of fixed circuits and the optimization of the layout of electrical appliances, combines related process requirements together through processes of pressing, soldering and the like to form the circuit board with the characteristic of rectangular FPC, is usually batch production in the production and processing process of the circuit board, and is turned over and processed through a rotating plate in the production process.
In the process of turning over a general circuit board, the following two defects often exist:
1. most circuit boards usually adopt a side column to move downwards or clamp by a clamp to change the processing surface of the circuit board when being reversed, and the side column is used for moving to cause the circuit board to fall off frequently in the moving process, so that the processed circuit board can be damaged due to collision;
2. if the clamp is adopted for oiling and overturning, the circuit board is made of plastic and has low strength, if the clamping force is too large, the internal part of the circuit board is damaged, the edge of the circuit board can be seriously crushed, and if the clamping force is too small, a free running state can occur in the clamping process, namely the circuit board cannot be effectively driven to overturn;
according to the problem, the circuit board fixing and overturning device which is not easy to fall off is provided, and can play a role of continuous fixing in the overturning process, so that the falling-off condition can be prevented in the circuit board overturning process, and the stability of the circuit board overturning process is effectively ensured.
Disclosure of Invention
In order to achieve the purpose of being difficult to fall off, the invention provides the following technical scheme: a circuit board fixing and overturning device not prone to falling off comprises a machine body, a fixing assembly and an overturning assembly, wherein a transmission belt is connected to the inner wall of the front side of the machine body in a sliding mode, a rolling plate is fixedly installed on the surface of the right side of the machine body, a placing plate is fixedly installed on the surface of the front side of the rolling plate, fixing assemblies are fixedly installed on the top and the bottom of the front side of the right side of the machine body, and the overturning assembly is fixedly installed on one side, close to the horizontal center line of the machine body, of each fixing assembly;
the fixed assembly comprises an installation box, pull rods are fixedly installed on the left side and the right side of the top of the inner wall of the installation box, an arc-shaped pipe is fixedly installed on the surface of the bottom end of each pull rod, a connecting column is connected to the inner wall of each arc-shaped pipe in a sliding mode, a fixed plate is fixedly installed on the surface of the right side of each connecting column, a corrugated pipe is fixedly installed at the top end of each fixed plate, and a fixed box is fixedly installed on the surface of the bottom end of the left side of each corrugated pipe;
the turnover assembly comprises a turnover rod, wherein supporting plates are fixedly arranged at the top and the bottom of the inner wall of the turnover rod, side fixed rods are fixedly arranged at the top and the bottom of the inner wall of the left side of the turnover rod, hollow boxes are movably connected at the top and the bottom of the inner wall of the turnover rod, fixed blocks are fixedly arranged at the right side of the inner wall of the hollow boxes, sliding blocks are slidably connected to the right side of the turnover rod and the left side of the fixed blocks, guide ropes are fixedly arranged at the left sides of the sliding blocks, top boxes are fixedly arranged at the top of the inner wall of the hollow boxes, rotating plates are fixedly arranged on the surfaces of the side fixed rods, guide rods are fixedly arranged at the right sides of the top ends of the rotating plates, and telescopic rods are fixedly arranged at the right sides of the guide rods;
the inner wall of hollow case left side fixed mounting has the negative pressure pole, the inner wall sliding connection of negative pressure pole has the piston rod, the right side fixed mounting of piston rod has the interception post, the inner wall fixed mounting who blocks the post has the take-up pulley, the inner wall fixed mounting of negative pressure pole has the push rod.
Preferably, pulleys are fixedly mounted at the top and the bottom of the right side of the push rod, an auxiliary frame is fixedly mounted on the surface of the negative pressure rod, and the mounted pulleys can play a role in fast moving when the push rod is stressed to move.
Preferably, a protection pad is fixedly installed at the joint of the left side of the hollow box and the negative pressure rod, a rubber pad is fixedly installed at the left side of the piston rod, and the protection pad can prevent the situation that the push rod is separated from the hollow box due to the fact that the moving speed of the push rod is too high.
Preferably, the inner wall of the take-up pulley is fixedly provided with a coil spring, the right side of the guide rope is provided with a semicircular ring through the joint of the sliding block, and the coil spring can achieve the purpose of quickly retracting the guide rope in the take-up pulley after the guide rope is stretched.
Preferably, the sliding block passes through rolling wheel swing joint at the inner wall of top case, the top of fixed block passes through arc pole and hollow case fixed connection, and the rolling wheel of installation can make the sliding block slide at the inner wall of top case fast.
As preferred, the junction fixed mounting of side fixed link and commentaries on classics board has the torsional spring, the inner wall fixed mounting of guide arm has the pivot, and the torsional spring of installation can rotate after changeing the board atress, has quick reset's advantage simultaneously, and the pivot of installation can make when driving the telescopic link removal, remains the guide arm parallel throughout.
Preferably, the number of the support plates is two, the two support plates are equal in shape and size and are symmetrically distributed relative to the horizontal central line of the turnover rod, and the two support plates equal in shape and size correspond to the two hollow boxes, so that the purpose of stable clamping can be achieved.
As preferred, the equal fixed mounting in the left and right sides of arc pipe inner wall has spacing fender pad, decide the inner wall of case and install micro motor, the spacing fender pad of installation prevents that the spliced pole from removing the direct inner wall contact with the arc pipe of in-process, the life of effectual extension arc pipe, and the micro motor of installation plays autogiration's effect.
Preferably, the number of the telescopic rods is four, four the telescopic rods are divided into two groups, each group is fixed through the transverse plate, the four telescopic rods correspond to the left side and the right side of the two support plates, and the circle centers of the stable opposite turnover rods of the whole hollow box can be moved.
The invention has the beneficial effects that: a fixed turnover device of a circuit board which is not easy to fall off drives a piston rod to move on the inner wall of a negative pressure rod through the forced movement of a sliding block, so that a rotating plate is driven to rotate after a push rod is pushed, a telescopic rod moves to a hollow box, the circuit board is clamped and turned, the sliding block slides on the inner wall of a top box through a roller wheel after being forced to separate from a fixed block, the moving sliding block is contacted with a blocking column, a guide rope contracts into the inner wall of a take-up pulley, the blocking column drives the piston rod to slide on the inner wall of the negative pressure rod, the negative pressure rod drives the push rod to move outwards after being extruded, the push rod collides with the rotating plate, the rotating plate is forced to rotate through a torsional spring, the right side of the top of the rotating plate drives the telescopic rod to move to the hollow box through a guide rod, the middle part of the circuit board is just positioned at the crack between two hollow boxes, and then the hollow boxes clamp the circuit board, the circuit board overturning device can better play a role in preventing falling off and then perform the task of overturning the circuit board.
Drawings
FIG. 1 is an overall top view of the present invention;
FIG. 2 is a schematic view of a fixing assembly according to the present invention;
FIG. 3 is a schematic view of the flip assembly of the present invention;
FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention;
FIG. 5 is a schematic view, partially broken away, of the hollow box structure of the present invention;
FIG. 6 is an enlarged view of the structure at B in FIG. 5 according to the present invention.
In the figure: 1. a body; 2. a transmission belt; 3. rolling the plate; 4. placing the plate; 5. a fixing assembly; 51. installing a box; 52. a pull rod; 53. an arc tube; 54. connecting columns; 55. a fixing plate; 56. a bellows; 57. fixing a box; 6. a turnover assembly; 61. a turning rod; 62. a support plate; 63. a hollow box; 631. a negative pressure lever; 632. a piston rod; 633. intercepting columns; 634. a take-up pulley; 635. a push rod; 64. a side fixed rod; 65. a fixed block; 66. a slider; 67. guiding a rope; 68. a top box; 69. rotating the plate; 610. a guide bar; 611. a telescopic rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments in the present invention belong to the protection scope of the present invention.
Referring to fig. 1, a circuit board fixing and overturning device which is not easy to fall off comprises a machine body 1, a fixing component 5 and an overturning component 6, wherein a transmission belt 2 is connected to the inner wall of the front side of the machine body 1 in a sliding manner, a rolling plate 3 is fixedly arranged on the surface of the right side of the machine body 1, a placing plate 4 is fixedly arranged on the surface of the front side of the rolling plate 3, the fixing component 5 is fixedly arranged at the top and the bottom of the front side of the right side of the machine body 1, and the overturning component 6 is fixedly arranged on one side, close to;
according to the scheme, the height of the placing plate 4 installed in the figure 1 is larger than that of the rolling plate 3, so that the circuit board can be stably prevented, the clamping effect can be realized conveniently, and the overturning assembly 6 can be effectively matched for overturning;
referring to fig. 2, the fixing assembly 5 includes an installation box 51, a pull rod 52 is fixedly installed on each of left and right sides of the top of the inner wall of the installation box 51, an arc tube 53 is fixedly installed on the bottom end surface of the pull rod 52, a limiting stop pad is fixedly installed on each of left and right sides of the inner wall of the arc tube 53, a micro motor is installed on the inner wall of the fixing box 57, the installed limiting stop pad prevents the connecting column 54 from directly contacting with the inner wall of the arc tube 53 in the moving process, the service life of the arc tube 53 is effectively prolonged, the installed micro motor plays a role in automatic rotation, the inner wall of the arc tube 53 is slidably connected with the connecting column 54, a fixing plate 55 is fixedly installed on the right side surface of the connecting column 54, a corrugated tube 56 is fixedly installed on the top end of the fixing plate 55, and the fixing box 57 is fixedly installed on the surface of the bottom end of the left side of the corrugated tube 56;
referring to fig. 3, 4 and 5, the turnover assembly 6 includes a turnover rod 61, two support plates 62 are fixedly mounted on the top and bottom of the inner wall of the turnover rod 61, the two support plates 62 are equal in shape and size and symmetrically distributed with respect to the horizontal center line of the turnover rod 61, the two support plates 62 equal in shape and size correspond to the two hollow boxes 63, and can achieve the purpose of stable clamping, a side fixed rod 64 is fixedly mounted on the top and bottom of the inner wall on the left side of the turnover rod 61, a torsion spring is fixedly mounted at the joint of the side fixed rod 64 and the rotation plate 69, a rotating shaft is fixedly mounted on the inner wall of the guide rod 610, the mounted torsion spring can rotate after the rotation plate 69 is stressed, and has the advantage of quick reset, the rotating shaft can drive the telescopic rod 611 to move while always keeping the guide rod 610 parallel, the hollow boxes 63 are movably connected on the top and bottom of the inner wall of the turnover rod 61, a protective pad is fixedly arranged at the joint of the left side of the hollow box 63 and the negative pressure rod 631, a rubber pad is fixedly arranged at the left side of the piston rod 632, the protective pad can prevent the situation that the push rod 635 is separated from the hollow box 63 due to overlarge moving speed, the installed rubber pad plays a role in sealing and prevents the situation that the negative pressure rod 631 leaks air, meanwhile, the piston rod 632 cannot be influenced to slide, a fixed block 65 is fixedly arranged at the right side of the inner wall of the hollow box 63, a sliding block 66 is slidably connected to the right side of the turnover rod 61 and the left side of the fixed block 65, the sliding block 66 is movably connected to the inner wall of the top box 68 through rolling wheels, the top end of the fixed block 65 is fixedly connected with the hollow box 63 through an arc-shaped rod, the installed rolling wheels can enable the sliding block 66 to slide on the inner wall of the top box 68 quickly, the arc-shaped rod can enhance the connection between the fixed block 65 and the hollow box 63, and a guide rope 67 is fixedly arranged at the left side of the sliding block 66, a top box 68 is fixedly installed at the top of the inner wall of the hollow box 63, a rotating plate 69 is fixedly installed on the surface of the side fixed rod 64, a guide rod 610 is fixedly installed on the right side of the top end of the rotating plate 69, telescopic rods 611 are fixedly installed on the right side of the guide rod 610, the number of the telescopic rods 611 is four, the four telescopic rods 611 are divided into two groups, each group is fixed through a transverse plate, the four telescopic rods 611 correspond to the left side and the right side of the two support plates 62, and the circle centers of the opposite turning rods 61 of the whole hollow box 63 can be enabled to stably move;
referring to fig. 5 and 6, a negative pressure rod 631 is fixedly mounted on the left side of the inner wall of the hollow box 63, a piston rod 632 is slidably connected to the inner wall of the negative pressure rod 631, a blocking column 633 is fixedly mounted on the right side of the piston rod 632, a take-up pulley 634 is fixedly mounted on the inner wall of the blocking column 633, a coil spring is fixedly mounted on the inner wall of the take-up pulley 634, a semicircular ring is mounted on the right side of the guide rope 67 through the connection of the sliding block 66, the coil spring can achieve the purpose of quickly retracting the guide rope 67 inside the take-up pulley 634 after being stretched, the contact area of the semicircular ring is larger than that of the guide rope 67, so that the guide rope 67 and the sliding block 66 are connected more firmly, and a push rod 635 is fixedly mounted on the inner wall of the negative pressure rod 631.
According to fig. 6, pulleys are fixedly mounted at the top and the bottom of the right side of the push rod 635, an auxiliary frame is fixedly mounted on the surface of the negative pressure rod 631, the mounted pulleys can move quickly when the push rod 635 is stressed to move, and the mounted auxiliary frame can firmly fix the negative pressure rod 631 in the inner wall of the hollow box 63 to play a role in stable support.
The working principle is as follows: a fixed turnover device of a circuit board which is not easy to fall off is mainly applied to the technical field of circuit board processing production equipment, the working principle of the device is that the circuit board is placed on the surface of a placing plate 4 and is moved to a turnover component 6 by a rolling plate 3, then the circuit board is moved to the inner wall of a turnover rod 61 and is in contact with a sliding block 66 on the inner wall of a hollow box 63, the sliding block 66 is separated from a fixed block 65 under stress and slides on the inner wall of a top box 68 through a roller, then the moving sliding block 66 is in contact with a blocking column 633, meanwhile, a guide rope 67 is contracted into the inner wall of a take-up wheel 634, the blocking column 633 drives a piston rod 632 to slide on the inner wall of a negative pressure rod 631, the negative pressure rod 631 is extruded to drive a push rod 635 to move outwards, the push rod 635 collides with a rotating plate 69, the rotating plate 69 under stress and rotates through a torsion spring, then the right side of the top of the rotating plate 69 drives a telescopic rod 611 to move to the hollow box 63 through a guide rod 610, the middle part of the circuit board is just in time located the crack department of two hollow boxes 63 at this moment, and hollow box 63 centre gripping the circuit board afterwards, and the micro motor who decides incasement 57 afterwards is rotatory for fixed plate 55 is rotatory, thereby makes spliced pole 54 slide at the inner wall of arc pipe 53 and drive upset pole 61 and remove, places the surface at drive belt 2 after finally overturning the circuit board to the another side, then gets into in the next process through drive belt 2.
In conclusion, the fixed turnover device for the circuit board, which is not easy to fall off, drives the piston rod 632 to move on the inner wall of the negative pressure rod 631 by the forced movement of the sliding block 66, so that the pushing rod 635 drives the rotating plate 69 to rotate after being pushed, the telescopic rod 611 moves towards the hollow box 63, thereby clamping and turning the circuit board, the sliding block 66 slides on the inner wall of the top box 68 through the roller after being forced to separate from the fixed block 65, the moving sliding block 66 contacts with the blocking post 633, the guide rope 67 retracts into the inner wall of the take-up wheel 634, the blocking post 633 drives the piston rod 632 to slide on the inner wall of the negative pressure rod 631, the negative pressure rod 631 is squeezed to drive the pushing rod 635 to move outwards, the pushing rod 635 collides with the rotating plate 69, the rotating plate 69 is forced to rotate through the torsion spring, the right side of the top of the rotating plate 69 drives the telescopic rod 611 to move towards the hollow box 63 through the guide rod 610, and the middle part of the circuit board is just at the gap between the two hollow boxes 63, then the hollow box 63 clamps the circuit board, which can better play the role of anti-falling, and then the whole circuit board overturning task is carried out.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (9)
1. The utility model provides a turning device is fixed to difficult circuit board that drops, includes fuselage (1), fixed subassembly (5), upset subassembly (6), its characterized in that: the front inner wall of the machine body (1) is connected with a transmission belt (2) in a sliding mode, a rolling plate (3) is fixedly installed on the right side surface of the machine body (1), a placing plate (4) is fixedly installed on the front surface of the rolling plate (3), fixing assemblies (5) are fixedly installed on the top and the bottom of the right front side of the machine body (1), and a turning assembly (6) is fixedly installed on one side, close to the horizontal center line of the machine body (1), of each fixing assembly (5);
the fixing assembly (5) comprises an installation box (51), pull rods (52) are fixedly installed on the left side and the right side of the top of the inner wall of the installation box (51), an arc-shaped pipe (53) is fixedly installed on the surface of the bottom end of each pull rod (52), a connecting column (54) is connected to the inner wall of each arc-shaped pipe (53) in a sliding mode, a fixing plate (55) is fixedly installed on the surface of the right side of each connecting column (54), a corrugated pipe (56) is fixedly installed at the top end of each fixing plate (55), and a fixed box (57) is fixedly installed on the surface of the bottom end of the left side of each corrugated pipe (56);
the turnover assembly (6) comprises a turnover rod (61), a support plate (62) is fixedly mounted at the top and the bottom of the inner wall of the turnover rod (61), a side fixed rod (64) is fixedly mounted at the top and the bottom of the inner wall of the left side of the turnover rod (61), a hollow box (63) is movably connected at the top and the bottom of the inner wall of the turnover rod (61), a fixed block (65) is fixedly mounted at the right side of the inner wall of the hollow box (63), a sliding block (66) is slidably connected at the right side of the turnover rod (61) and at the left side of the fixed block (65), a guide rope (67) is fixedly mounted at the left side of the sliding block (66), a top box (68) is fixedly mounted at the top of the inner wall of the hollow box (63), a rotary plate (69) is fixedly mounted at the surface of the side fixed rod (64), and a guide rod (610) is fixedly mounted at the right side of the top of the rotary plate (69), a telescopic rod (611) is fixedly arranged on the right side of the guide rod (610);
the inner wall left side fixed mounting of hollow case (63) has negative pressure pole (631), the inner wall sliding connection of negative pressure pole (631) has piston rod (632), the right side fixed mounting of piston rod (632) has interception post (633), the inner wall fixed mounting of intercepting post (633) has take-up pulley (634), the inner wall fixed mounting of negative pressure pole (631) has push rod (635).
2. The difficult-to-fall circuit board fixing and overturning device of claim 1, characterized in that: the top and the bottom on the right side of the push rod (635) are both fixedly provided with pulleys, and the surface of the negative pressure rod (631) is fixedly provided with an auxiliary frame.
3. The difficult-to-fall circuit board fixing and overturning device of claim 1, characterized in that: the left side of the hollow box (63) is fixedly provided with a protective pad at the joint of the negative pressure rod (631), and the left side of the piston rod (632) is fixedly provided with a rubber pad.
4. The difficult-to-fall circuit board fixing and overturning device of claim 1, characterized in that: the inner wall of the take-up pulley (634) is fixedly provided with a coil spring, and the right side of the guide rope (67) is provided with a semicircular ring through the joint of the sliding block (66).
5. The difficult-to-fall circuit board fixing and overturning device of claim 1, characterized in that: the sliding block (66) is movably connected to the inner wall of the top box (68) through rolling wheels, and the top end of the fixed block (65) is fixedly connected with the hollow box (63) through an arc-shaped rod.
6. The difficult-to-fall circuit board fixing and overturning device of claim 1, characterized in that: the connecting part of the side fixed rod (64) and the rotating plate (69) is fixedly provided with a torsion spring, and the inner wall of the guide rod (610) is fixedly provided with a rotating shaft.
7. The difficult-to-fall circuit board fixing and overturning device of claim 1, characterized in that: the number of the supporting plates (62) is two, the shapes and the sizes of the two supporting plates (62) are equal, and the two supporting plates are symmetrically distributed relative to the horizontal central line of the turnover rod (61).
8. The difficult-to-fall circuit board fixing and overturning device of claim 1, characterized in that: the left and right sides of arc pipe (53) inner wall all fixed mounting have spacing to keep off and fill up, decide the inner wall of case (57) and install micro motor.
9. The precision improving process of the high-precision numerical control gear burnishing machine according to claim 1, which is characterized in that: the number of the telescopic rods (611) is four, the four telescopic rods (611) are divided into two groups, and each group is fixed through a transverse plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110709514.4A CN113438815A (en) | 2021-06-25 | 2021-06-25 | Circuit board fixing and overturning device not prone to falling off |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110709514.4A CN113438815A (en) | 2021-06-25 | 2021-06-25 | Circuit board fixing and overturning device not prone to falling off |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113438815A true CN113438815A (en) | 2021-09-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110709514.4A Withdrawn CN113438815A (en) | 2021-06-25 | 2021-06-25 | Circuit board fixing and overturning device not prone to falling off |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113438815A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115003030A (en) * | 2022-06-15 | 2022-09-02 | 杭州禹联科技有限公司 | Clamping and overturning device for PCB production |
-
2021
- 2021-06-25 CN CN202110709514.4A patent/CN113438815A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115003030A (en) * | 2022-06-15 | 2022-09-02 | 杭州禹联科技有限公司 | Clamping and overturning device for PCB production |
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Application publication date: 20210924 |