CN117103164A - Clamping structure and circuit board assembly end cover equipment - Google Patents
Clamping structure and circuit board assembly end cover equipment Download PDFInfo
- Publication number
- CN117103164A CN117103164A CN202311131479.8A CN202311131479A CN117103164A CN 117103164 A CN117103164 A CN 117103164A CN 202311131479 A CN202311131479 A CN 202311131479A CN 117103164 A CN117103164 A CN 117103164A
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- circuit board
- limiting
- shaft
- clamping structure
- rotating
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- 238000001514 detection method Methods 0.000 claims description 16
- 230000007306 turnover Effects 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000003247 decreasing effect Effects 0.000 claims 1
- 238000003825 pressing Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/02—Assembly jigs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
Abstract
The invention relates to a clamping structure and end cover assembly equipment for a circuit board, wherein the clamping structure comprises a limiting table, two limiting grooves are formed in the limiting table, a first fixing mechanism and a second fixing mechanism are respectively arranged on two sides of the limiting table, the first fixing mechanism is provided with a positioning rod, the second fixing mechanism and the first fixing mechanism are identical in structure, after the circuit board enters the limiting grooves, the positioning rod in the first fixing mechanism is inserted into a positioning hole of the circuit board, after a second mounting hole on an end cover is aligned with a first mounting hole on the circuit board, the positioning rod in the second fixing mechanism is inserted into a group of opposite first mounting holes and second mounting holes, and then the positioning rod in the first fixing mechanism is inserted into the other group of opposite first mounting holes and second mounting holes, so that the end cover is fixed on the circuit board, the positioning rod is used for positioning the end cover on the circuit board, the circuit board can be prevented from being damaged by applying pressure to the circuit board, and the circuit board is prevented from being deformed.
Description
Technical Field
The invention relates to the technical field of circuit board assembly equipment, in particular to a clamping structure and circuit board assembly end cover equipment.
Background
The circuit board is an installation carrier of electronic components, and after various electronic components are installed, the circuit board needs to be installed in the shell, and the shell is used for isolating the circuit board from the inside and the outside, so that the circuit board is protected. In the process of mounting the circuit board to the housing, firstly, an end cover is mounted on the end side of the circuit board, then the end cover and the circuit board are connected by using screws, and finally, the circuit board is extended into the housing and the end cover is fixed on the housing.
The existing end cover generally adopts an L-shaped end cover, and the end cover is provided with a connecting hole connected with a circuit board and a connecting hole connected with a shell. Referring specifically to fig. 8, the end cover includes a circuit board connection portion 61 and a housing connection portion 62, and two first mounting holes 63 are formed in the circuit board connection portion 61. When the L-shaped end cover is adopted, the circuit board is further provided with a second mounting hole 64 corresponding to the first mounting hole 63, the first mounting hole 63 and the second mounting hole 64 are threaded holes, a screw penetrates through the second mounting hole 64 corresponding to the first mounting hole 63 to connect the end cover and the circuit board, and a positioning hole 65 is formed in one side, far away from the end cover, of the circuit board.
When the end cover and the circuit board with the structure are assembled, the circuit board and the end cover are required to be abutted and positioned, so that the first mounting hole 63 on the circuit board is opposite to the second mounting hole 64 on the end cover, the screwing process can be performed, the circuit board is generally clamped and positioned by two clamping pieces opposite to each other through the clamp in the prior art, but due to the fact that a plurality of electronic components are arranged in the circuit board, the electronic components are easily damaged or deformed by the mode that the two clamping pieces mutually clamp the circuit board, and the production quality of products is reduced.
Disclosure of Invention
According to the clamping structure and the circuit board assembly end cover equipment, after the circuit board is received into the limiting groove, the first fixing shaft in the first fixing mechanism penetrates through the locating hole in the circuit board to locate the circuit board, so that the pressure applied to the front surface of the circuit board is avoided, the circuit board cannot be deformed, and the quality of the circuit board is improved.
The invention provides a clamping structure, which comprises:
the circuit board limiting device comprises a limiting table, wherein two limiting grooves are formed in the limiting table, the length directions of the two limiting grooves are parallel to each other, the notch of the two limiting grooves are opposite, an inlet is formed in one end of each limiting groove, and the two limiting grooves are used for limiting the circuit board;
the first fixing mechanism and the second fixing mechanism with the same structure are symmetrically arranged on two sides of the limiting table, the first fixing mechanism comprises a first power part, the first power part is fixedly arranged on the limiting table and is provided with a first power output shaft, the first power output shaft can rotate and move, the moving direction is along the direction perpendicular to the connecting surface of the two limiting grooves, the rotating center line is parallel to the moving direction, the first power output shaft is fixedly connected with a first swing arm, one end of the first swing arm, deviating from the first power output shaft, is fixedly connected with a first fixed shaft, the first fixed shaft is provided with a first center axis, and the first center axis is parallel to the rotating center line; the first fixing shaft is used for being inserted into a positioning hole on the circuit board.
Preferably, one end of the first fixed shaft far away from the first swing arm is provided with an arc-shaped surface or a conical surface with gradually reduced diameter.
Preferably, the bottom of spacing platform is provided with the mounting bracket, the both sides of spacing platform are provided with a pivot respectively, the pivot has the second central axis, and the second central axis coincidence of two pivots, the second central axis with the junction surface parallel of two spacing grooves, and the second central axis with the length direction of spacing groove is perpendicular, the one end and the spacing platform fixed connection of pivot, and one end and mounting bracket rotate in addition and are connected, and the one end of pivot is provided with upset control mechanism, upset control mechanism includes rotating part, and rotating part sets up on the mounting bracket, and rotating part has the output, and rotating part's output and the one end fixed connection of pivot are used for driving the pivot to rotate.
The clamping structure of claim, wherein the rotating member comprises a driven wheel fixedly sleeved at one end of the rotating shaft, the mounting frame is provided with a driving wheel, the driving wheel and the driven wheel are connected through a transmission belt, one end of the driving wheel is connected with a power source, the power source is fixedly arranged on the mounting frame, and the output end of the power source is fixedly connected with the wheel shaft of the driving wheel and used for driving the driving wheel to rotate.
Preferably, the turnover control mechanism further comprises an angle locking component, the angle locking component is arranged on the mounting frame and is provided with an output end, and the output end is connected with the rotating shaft and used for locking the rotating shaft when the limiting table rotates to a set position.
Preferably, the angle locking component comprises an air cylinder, the air cylinder is fixedly arranged on the mounting frame on one side of the driven wheel, one end of the air cylinder is fixedly connected with a push rod, and the push rod can move towards the driven wheel along with the air cylinder to push the driven wheel tightly.
Preferably, the mounting frame is fixedly provided with a first position detection sensor and a second position detection sensor, the first position detection sensor is used for detecting that a workpiece to be clamped in the limiting groove rotates to the vertical direction, the second position detection sensor is used for detecting that the workpiece to be clamped in the limiting groove rotates to the front downward horizontal direction, the first position detection sensor and the second position detection sensor are both provided with signal output ends, the signal output ends are electrically connected with a controller, and the controller is electrically connected with a power source and a cylinder respectively.
A circuit board assembly end cover device comprises a clamping structure.
Compared with the prior art, the clamping structure and the circuit board assembly end cover equipment provided by the invention have the beneficial effects that:
1. the circuit board is initially limited by the limiting groove, so that the circuit board can only move along the length direction of the limiting groove, after the circuit board enters the limiting groove, the first power output shaft drives the first swing arm to rotate, the first fixed shaft rotates to the position opposite to the positioning hole on the circuit board along with the first swing arm, then the first swing arm is driven to move by the first power output shaft, the first fixed shaft is driven to move along the axial direction of the first swing arm, the first fixed shaft penetrates through the positioning hole on the circuit board to limit the circuit board, the circuit board cannot move in the limiting groove, the fixing of the circuit board is realized, the circuit board is prevented from being stressed by the fixing mode that the first fixed shaft is inserted into the positioning hole to cooperate with the limiting groove for limiting, damage to electronic elements and deformation of the circuit board are avoided, and the mounting quality of the circuit board is improved.
2. According to the invention, the turnover control mechanism is arranged to adjust the angle of the limiting table, the circuit board is connected into the limiting groove at the initial position, the circuit board is fixed through the first fixed shaft, then the limiting table is rotated to the vertical direction, aiming at the shape of the L-shaped end cover, the bottom surface of the connecting part of the shell of the end cover is convenient to be attached to the upper end surface of the circuit board, the end cover is easier to be accurately matched with the circuit board when the circuit board is in the vertical direction, the second fixed shaft in the second fixing mechanism is convenient to pass through the first mounting hole and the second mounting hole, and the problem that the circuit board is deformed due to extrusion caused by the first fixed shaft or the second fixed shaft to the misaligned mounting hole is avoided, so that the mounting quality of the circuit board is further improved.
Drawings
FIG. 1 is a schematic view of a clamping structure of embodiment 1;
fig. 2 is a schematic structural view of the stationary shaft in embodiment 1;
FIG. 3 is a schematic view showing the positional relationship between the limiting table and the mounting frame in embodiment 2;
fig. 4 is a schematic diagram of the circuit board in embodiment 2 when the circuit board is flipped to a vertical state;
FIG. 5 is a schematic diagram of the embodiment 2 with the circuit board turned upside down;
FIG. 6 is a schematic structural view of a transmission member in embodiment 2;
fig. 7 is a front view of the circuit board-mounted end cap apparatus of embodiment 3;
fig. 8 is a diagram showing the cooperation of a circuit board and an end cover in the prior art.
Reference numerals illustrate:
1. clamping a structure; 10. a mounting frame; 11. a limiting table; 12. receiving a track; 13. a limit groove; 14. a first fixing mechanism; 141. a first fixed shaft; 1411. conical surface; 142. a first swing arm; 143. a linear rotary motor; 15. a second fixing mechanism; 151. a manipulator; 16. a turnover control mechanism; 161. driven wheel; 162. a transmission belt; 163. a driving wheel; 164. a motor; 17. an angle locking member; 171. a push rod; 172. a cylinder; 181. a first position detection sensor; 182. a second position detection sensor; 2. a circuit board feeding structure; 3. a nut dispensing structure; 4. an automatic screw locking machine; 5. a screw feeder; 61. a circuit board connection portion; 62. a housing connection portion; 63. a first mounting hole; 64. a second mounting hole; 65. and positioning holes.
Detailed Description
Specific embodiments of the present invention will be described in detail below with reference to fig. 1 to 7, but it should be understood that the scope of the present invention is not limited by the specific embodiments.
Example 1
As shown in fig. 1 and 2, the clamping structure provided in this embodiment includes a limiting table 11, a first fixing mechanism 14 and a second fixing mechanism 15 with the same structure, two limiting grooves 13 with opposite openings are provided on the limiting table 11, and the two limiting grooves 13 are used for limiting a circuit board; the first fixing mechanism 14 and the second fixing mechanism 15 are symmetrically arranged on two sides of the limiting table 11, the first fixing mechanism 14 comprises a first power part 143, the first power part 143 is fixedly arranged on the limiting table 11, the first power part 143 is provided with a first power output shaft, the first power output shaft can rotate and move, the moving direction is along the direction perpendicular to the connecting surface of the two limiting grooves 13, the rotating center line is parallel to the moving direction, the first power output shaft is fixedly connected with a first swing arm 142, the first swing arm 142 is fixedly connected with a first fixed shaft 141, the first fixed shaft 141 is provided with a first center axis, and the first center axis is parallel to the rotating center line; the first fixing shaft 141 is used to be inserted into the positioning hole 65 on the circuit board.
After the circuit board is placed in the limiting groove 13, the first swing arm 142 is driven to rotate by the first power output shaft of the first power part 143, so that the first fixed shaft 141 on the first swing arm 142 moves to the position opposite to the bottom of the positioning hole 65, and then the first power output shaft is driven by the first power part 143 to operate so as to drive the first swing arm 142 to move, and the first fixed shaft 141 is driven to move towards the positioning hole 65 until the first fixed shaft 141 penetrates into the positioning hole 65, so that the circuit board is fixed in the limiting groove 13.
The limiting table 11 is provided with two receiving rails 12, two limiting grooves 13 are respectively formed in the corresponding receiving rails 12, the limiting grooves 13 are used for receiving a circuit board from circuit board conveying equipment, the right side of the circuit board faces upwards and is provided with an electronic component, the width between two opposite inner walls of the two limiting grooves 13 is equal to the width of the circuit board as much as possible, therefore, the received circuit board cannot deflect basically in the limiting grooves 13 in the width direction of the limiting grooves 13, after the circuit board is received by the limiting grooves 13, the second mounting holes 64 and the positioning holes 65 of the circuit board are exposed out of the limiting grooves 13 and are not covered by the limiting grooves 13, and the circuit board is fixed.
Specifically, as shown in fig. 1, the first power portion 143 selects a linear rotating motor, and the linear rotating motor has both rotation and linear motion, and drives the first swing arm 142 and the first fixed shaft 141 to rotate to a position opposite to the positioning hole 65 of the circuit board, and then drives the first swing arm 142 and the first fixed shaft 141 to move, so that the first fixed shaft 141 is inserted into the positioning hole 65 of the circuit board.
As shown in fig. 2, in order to facilitate insertion into the mounting hole, the first fixing shaft 141 is of an insertion shaft structure, the first fixing shaft 141 is matched with the diameter of the positioning hole 65, the first fixing shaft 141 is used for being inserted into the positioning hole 65, and one end of the first fixing shaft 141, which is far away from the first swing arm 142, is provided with an arc surface or a conical surface with a gradually reduced diameter. The first fixing shaft 141 and the positioning hole 65 are prevented from being damaged by extrusion when they are deviated.
In the present embodiment, the front end of the first fixed shaft 141 is provided as a conical surface 1411, and the conical surface 1411 better guides the first fixed shaft 141 to be inserted into the positioning hole 65 during the insertion of the first fixed shaft 141 into the positioning hole 65.
Application method and working principle
After the circuit board enters the limit groove 13, the linear rotating motor in the first fixing mechanism 14 drives the first power output shaft to rotate, the first power output shaft drives the first swing arm 142 to rotate, the first swing arm 142 drives the first fixed shaft 141 to move to align with the locating hole 65 on the circuit board, then the linear rotating motor is controlled to drive the first power output shaft to move, the first power output shaft drives the first swing arm 142 to move, the first swing arm 142 drives the first fixed shaft 141 to be inserted into the locating hole 65, the circuit board is prevented from sliding down from the limit groove 13 when the limit table 11 rotates, the circuit board is fixed, the application of pressure to the front side and the back side of the circuit board can be reduced as much as possible, even no pressure can be achieved, the circuit board cannot be deformed, the fixing quality of the circuit board is improved, and better guarantee is provided for the subsequent installation procedure of the circuit board.
Example 2
As shown in fig. 3 to 6, in the clamping structure provided in this embodiment 1, a manipulator 151 is disposed above a limiting table 11, the manipulator 151 is provided with an end cover for a circuit board, the manipulator 151 is connected with a mechanical arm, and the mechanical arm is used for realizing movement, and the mechanical arm is not shown in the drawings.
When the end cover is assembled on the circuit board, the first mounting hole 63 on the end cover is aligned with the second mounting hole 64 on the circuit board, the first fixing shaft 141 in the second fixing mechanism is moved out of the positioning hole 65 and then inserted into one group of opposite first mounting holes 63 and second mounting holes 64, and then the first fixing shaft 141 in the first fixing mechanism is moved out of the positioning hole 65 and inserted into the other group of opposite first mounting holes 63 and second mounting holes 64, so that the relative fixation between the end cover and the circuit board can be realized.
The first swing arm 142 rotates to drive the first fixed shaft 141 to revolve along with it, the first fixed shaft 141 has an arc-shaped moving path, at least one second mounting hole 64 and one positioning hole 65 are located on the moving path of the first fixed shaft 141 in the first fixed mechanism at the corresponding side of the first fixed mechanism, and at least one second mounting hole 64 and one positioning hole 65 are located on the moving path of the first fixed shaft 141 in the second fixed mechanism at the corresponding side of the second fixed mechanism. The first fixing shaft 141 is used as a matching piece matched with the positioning hole 65, and can also be used as a matching piece matched with the first mounting hole 63 and the second mounting hole 64, the whole end cover is fixed at two positions, and the fixing effect of the end cover is good.
Further, the bottom of spacing platform 11 is provided with mounting bracket 10, the both sides of spacing platform 11 are provided with the pivot, the one end and the spacing platform 11 fixed connection of pivot, one side of pivot is provided with upset control mechanism 16 in addition with mounting bracket 10 rotation connection, upset control mechanism 16 includes rotating member, rotating member sets up on mounting bracket 10, rotating member has the output, rotating member's output and the one end fixed connection of pivot for the drive pivot rotates, and upset control mechanism 16 provides power and can accurate control the upset angle of spacing platform 11 for the upset of spacing platform 11, and then ensures the success rate of circuit board and end cover clamping and the success rate of lock screw.
After the first fixing shaft 141 fixes the circuit board, the circuit board can be prevented from sliding down from the limiting groove 13 when rotating along with the limiting table 11, and the limiting table 11 turns over the circuit board to a vertical end cover to be configured state and waits for the end cover to be configured on the premise that the first fixing mechanism 14 fixes the circuit board.
In this embodiment, the rotating component includes a driven wheel 161, and is fixedly sleeved at one end of the rotating shaft, a driving wheel 163 is rotatably mounted on the mounting frame 10, the driving wheel 163 is connected with the driven wheel 161 through a driving belt 162, one end of the driving wheel 163 is connected with a power source, the power source is fixedly arranged on the mounting frame 10, and an output end of the power source is fixedly connected with the driving wheel 163 and is used for driving the driving wheel 163 to rotate, and a power source selecting motor 164 is arranged on the mounting frame.
The motor 164 rotates to drive the driving wheel 163 to rotate, the driving wheel 163 drives the driven wheel 161 to rotate through the transmission belt 162, and the driven wheel 161 drives the rotating shaft to rotate, so that the limiting table 11 rotates.
In this embodiment, the turnover control mechanism 16 further includes an angle locking member 17, the angle locking member 17 is provided on the mounting frame 10, and the angle locking member has an output end connected with the rotation shaft for locking the rotation shaft when the limit table 11 is rotated to the set position.
In this embodiment, the angle locking member 17 includes an air cylinder 172, the air cylinder 172 is fixedly disposed on the mounting frame 10 on one side of the driven wheel 161, one end of the air cylinder 172 is fixedly connected with a push rod 171, and the push rod 171 can move along with the air cylinder 172 toward the driven wheel 161 to push against the driven wheel 161.
When the limiting table 11 turns the circuit board to a vertical end cover state to be configured and the limiting table 11 turns the front surface of the circuit board to a downward state, the air cylinders 172 act, so that the ejector rod 171 props against the side surface of the driven wheel 161, the turning angle of the limiting table 11 is better ensured, the position of the circuit board is better ensured, and the clamping quality and the success rate of locking screws are improved.
Further, as shown in fig. 5, a first position detecting sensor 181 is fixedly arranged on the mounting frame 10 for detecting that the circuit board in the limiting slot 13 rotates to the vertical direction, and the first position detecting sensor 181 can select an infrared sensor.
The mounting frame 10 is fixedly provided with a second position detecting sensor 182 for detecting whether the front surface of the circuit board is turned to a downward state, and when the limiting table 11 rotates 180 degrees, the circuit board is rotated to a front downward state. The second position detecting sensor 182 may be an infrared sensor, and the first position detecting sensor 181 and the second position detecting sensor 182 each have a signal output end, and the signal output ends are communicatively connected with a controller, and the controller is communicatively connected with the control ends of the motor 164 and the cylinder 172 respectively.
When the first position detection sensor 181 detects the circuit board, a detection signal is transmitted to the controller, and the controller controls the motor 164 to stop operating.
The angle between the connecting line between the second position detecting sensor 182 and the rotation center of the rotation shaft and the connecting line between the first position detecting sensor 181 and the rotation center of the rotation shaft is 90 °, when the second position detecting sensor 182 detects the circuit board, it means that the front surface of the circuit board is turned to the downward state and the first mounting hole 63 on the end cover is upward, and the motor 164 stops running.
Application method and working principle
On the basis of embodiment 1, when the circuit board enters the limiting groove 13, after the first fixing shaft 141 in the first fixing mechanism 14 is inserted into the positioning hole 65, fixing of the circuit board in the limiting groove 13 is achieved.
Then, the motor 164 rotates to drive the driving wheel 163 to rotate, the driving wheel 163 drives the driven wheel 161 to rotate through the driving belt 162, and the driven wheel 161 drives the rotating shaft to rotate, so that the limiting table 11 is driven to rotate by 90 degrees, and the circuit board is in a vertical end cover to be assembled state.
The circuit board is in vertical state, under the action of gravity, the end cover can more accurately cooperate with the terminal surface of circuit board, makes first mounting hole 63 and the cooperation of second mounting hole 64 more accurate, and the axiality of first mounting hole 63 and second mounting hole 64 is higher, further prevents that first fixed axle 141 from peg graft first mounting hole 63 and second mounting hole 64's in-process from encountering the hindrance and leading to the circuit board to damage.
When the circuit board is in a vertical state of the end cover to be configured, the mechanical arm 151 grabs the end cover and moves to the position right above the circuit board under the control of the mechanical arm, and the inner side surface of the circuit board connecting part 61 is close to the reverse side of the circuit board as much as possible, the mechanical arm 151 drives the end cover to move downwards, so that the first mounting hole 63 on the end cover is aligned with the second mounting hole 64 on the circuit board, the shell connecting part 62 is attached to the upper end surface of the circuit board in the state, the second fixing mechanism 15 operates, the working principle of the second fixing mechanism 15 is the same as that of the first fixing mechanism 14, the first fixing shaft 141 in the second fixing mechanism 15 is inserted into the pair of matched first mounting holes 63 and second mounting holes 64, the end cover is fixed, the first mounting holes 63 and the second mounting holes 64 are kept aligned, and the mechanical arm 151 resets.
The limiting table 11 turns the front surface of the circuit board to a downward state after the end cover is fixed by the first fixing shaft 141 in the second fixing mechanism 15, and the first mounting hole 63 on the end cover is upward, and the state at this time is the state before the screw is locked, so that the clamping and positioning of the circuit board and the end cover are realized.
Example 3
As shown in fig. 7, on the basis of embodiment 2, the circuit board assembly end cover device provided in this embodiment includes a clamping structure 1, and further includes a circuit board feeding structure 2, a nut distribution structure 3, a screw feeder 5, and an automatic screw locking machine 4, where the screw feeder 5 and the automatic screw locking machine 4 are all existing devices, the screw feeder 5 has a feed outlet, the automatic screw locking machine 4 has an inlet, the feed outlet of the screw feeder 5 is connected with the inlet of the automatic screw locking machine 4 through a conveying pipe, and the automatic screw locking machine assembles screws into a first mounting hole 63 and a second mounting hole 64 from top to bottom, so as to fix the end cover to the circuit board.
The automatic assembly end cover equipment for the circuit board sequentially completes the process steps of automatic conveying of the circuit board, automatic clamping of the end cover on the circuit board, automatic screw locking and the like, and simultaneously completes automatic supply of screws during automatic screw locking, so that the assembly efficiency is high and the production efficiency is high. Before the screw is locked, the front surface of the circuit board with the electronic component is turned to a downward state, so that the electronic component is prevented from interfering with the screw locking action of the screw machine, and the electronic component is not damaged.
The foregoing disclosure is merely illustrative of preferred embodiments of the present invention, but the embodiments of the present invention are not limited thereto, and any variations within the scope of the present invention will be apparent to those skilled in the art.
Claims (8)
1. Clamping structure, its characterized in that includes:
the circuit board limiting device comprises a limiting table (11), wherein two limiting grooves (13) are formed in the limiting table (11), the length directions of the two limiting grooves (13) are parallel to each other, the notch of each limiting groove (13) is opposite, an inlet is formed in one end of each limiting groove (13), and the two limiting grooves (13) are used for limiting the circuit board;
the first fixing mechanism (14) and the second fixing mechanism (15) which are the same in structure are symmetrically arranged on two sides of the limiting table (11), the first fixing mechanism (14) comprises a first power part (143), the first power part (143) is fixedly arranged on the limiting table (11), the first power part (143) is provided with a first power output shaft, the first power part (143) can drive the first power output shaft to rotate and move, the moving direction is along the direction perpendicular to the connecting surface of the two limiting grooves (13), the rotating center line is parallel to the moving direction, the first power output shaft is fixedly connected with a first swing arm (142), one end of the first swing arm (142) deviating from the first power output shaft is fixedly connected with a first fixed shaft (141), and the first fixed shaft (141) is provided with a first center axis which is parallel to the rotating center line; the first fixing shaft (141) is used for being inserted into a positioning hole (65) on the circuit board.
2. A clamping structure according to claim 1, wherein an end of the first fixing shaft (141) away from the first swing arm (142) is configured as an arcuate surface or a tapered surface with a gradually decreasing diameter.
3. A clamping structure according to claim 1, characterized in that the bottom of the limiting table (11) is provided with a mounting frame (10), two sides of the limiting table (11) are respectively provided with a rotating shaft, the rotating shafts are provided with second central axes, the second central axes of the two rotating shafts coincide, the second central axes are parallel to the connecting surfaces of the two limiting grooves (13), the second central axes are perpendicular to the length direction of the limiting grooves (13), one end of each rotating shaft is fixedly connected with the limiting table (11), the other end is rotatably connected with the mounting frame (10), one side of each rotating shaft is provided with a turnover control mechanism (16), the turnover control mechanism (16) comprises a rotating part, the rotating part is arranged on the mounting frame (10) and is provided with an output end, and the output end of the rotating part is fixedly connected with one end of each rotating shaft and is used for driving the rotating shaft to rotate.
4. A clamping structure according to claim 3, wherein the rotating member comprises a driven wheel (161), the driven wheel (161) is fixedly sleeved at one end of the rotating shaft, a driving wheel (163) is rotatably mounted on the mounting frame (10), the driving wheel (163) and the driven wheel (161) are connected through a transmission belt (162), one end of the driving wheel (163) is connected with a power source, the power source is fixedly arranged on the mounting frame (10), and an output end of the power source is fixedly connected with a wheel shaft of the driving wheel (163) and is used for driving the driving wheel (163) to rotate.
5. A clamping structure according to claim 4, wherein the turnover control mechanism (16) further comprises an angle locking member (17), the angle locking member (17) being provided on the mounting frame (10), the angle locking member having an output end connected to the rotation shaft for locking the rotation shaft when the limit table (11) is rotated to the set position.
6. The clamping structure according to claim 5, wherein the angle locking component (17) comprises an air cylinder (172), the air cylinder (172) is fixedly arranged on the mounting frame (10) on one side of the driven wheel (161), one end of the air cylinder (172) is fixedly connected with a push rod (171), and the push rod (171) can move along with the air cylinder (172) towards the driven wheel (161) to push against the driven wheel (161).
7. The clamping structure according to claim 6, wherein a first position detection sensor (181) and a second position detection sensor (182) are fixedly arranged on the mounting frame (10), the first position detection sensor (181) is used for detecting that a workpiece to be clamped in the limiting groove (13) rotates to a vertical direction, the second position detection sensor (182) is used for detecting that the workpiece to be clamped in the limiting groove (13) rotates to a horizontal direction with a downward front surface, and the first position detection sensor (181) and the second position detection sensor (182) are respectively provided with signal output ends, and the signal output ends are electrically connected with a controller, and the controller is respectively electrically connected with the power source and the air cylinder (172).
8. A circuit board assembly end cap apparatus comprising the clamping structure of any one of claims 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311131479.8A CN117103164A (en) | 2023-09-04 | 2023-09-04 | Clamping structure and circuit board assembly end cover equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311131479.8A CN117103164A (en) | 2023-09-04 | 2023-09-04 | Clamping structure and circuit board assembly end cover equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117103164A true CN117103164A (en) | 2023-11-24 |
Family
ID=88794601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311131479.8A Pending CN117103164A (en) | 2023-09-04 | 2023-09-04 | Clamping structure and circuit board assembly end cover equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117103164A (en) |
-
2023
- 2023-09-04 CN CN202311131479.8A patent/CN117103164A/en active Pending
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