CN115213338B - Special-shaped printed circuit board riveting device and use method - Google Patents
Special-shaped printed circuit board riveting device and use method Download PDFInfo
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- CN115213338B CN115213338B CN202210830477.7A CN202210830477A CN115213338B CN 115213338 B CN115213338 B CN 115213338B CN 202210830477 A CN202210830477 A CN 202210830477A CN 115213338 B CN115213338 B CN 115213338B
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- 238000000034 method Methods 0.000 title claims abstract description 20
- 210000000078 claw Anatomy 0.000 claims description 72
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J15/00—Riveting
- B21J15/10—Riveting machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J15/00—Riveting
- B21J15/38—Accessories for use in connection with riveting, e.g. pliers for upsetting; Hand tools for riveting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J15/00—Riveting
- B21J15/38—Accessories for use in connection with riveting, e.g. pliers for upsetting; Hand tools for riveting
- B21J15/44—Rivet hole positioners
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mounting Of Printed Circuit Boards And The Like (AREA)
Abstract
The invention discloses a special-shaped printed circuit board riveting device and a use method thereof, wherein the special-shaped printed circuit board riveting device comprises a chassis, a lower turntable and an upper scale turntable, a turntable groove is formed in the upper surface of the chassis and is used for placing the lower turntable and the upper scale turntable, a rotating shaft is arranged at the circle center of the chassis, the lower turntable and the upper scale turntable are sequentially inserted on the rotating shaft from bottom to top, each of the lower turntable and the upper scale turntable comprises a turntable part and a sector part which extends outwards in a sector manner, one side of the sector part of the lower turntable is connected with a first positioning column, the other side of the sector part of the upper scale turntable opposite to the first positioning column is connected with a second positioning column, the chassis is also connected with a riveting column, and the riveting column is positioned below one riveting hole position of the circuit board when the circuit board is placed on the first positioning column and the second positioning column; through the first reference column, the second reference column of left and right sides to and the riveting post between, form the three-point support, guaranteed the stability of circuit board, realize single operation riveting.
Description
Technical Field
The invention belongs to the technical field of electronic assembly processes, and particularly relates to a special-shaped printed circuit board riveting device and a using method thereof.
Background
The mounting sleeve can be used on a printed circuit board, so that the high overload resistance and the shock resistance of the mounting sleeve are improved, and the mounting sleeve is used for electronic equipment with extremely high reliability requirements. Such as aviation, aerospace, high overload, and automotive electronics.
The parts are typically riveted to the printed circuit board using manual riveting or automatic riveting, which is typically used in situations where the number of required rivets is small or where machine automatic riveting cannot be achieved under objective environmental conditions.
The existing manual riveting method has the following problems:
1. The riveting of the parts is mainly performed manually by relying on a matched riveting process device, and due to the fact that the special-shaped printed circuit board riveting device is omitted, two workers are required to cooperate to complete the work of placing, aligning, fixing, riveting and the like of the mounting sleeve, and the time consumption is long.
2. The two persons cooperate to finish riveting the special-shaped printed circuit board, and the special-shaped printed circuit board is influenced by the physical constitution and the operation proficiency of operators, so that poor consistency of appearance quality after riveting is easily caused.
Disclosure of Invention
The invention aims to provide a special-shaped printed circuit board riveting device and a using method thereof, so as to rivet a circuit board rapidly.
The invention aims at solving the technical problems that the special-shaped printed circuit board riveting device comprises a chassis, a lower turntable and an upper scale turntable, wherein a turntable groove is formed in the upper surface of the chassis and is used for placing the lower turntable and the upper scale turntable, a rotating shaft is arranged at the circle center of the chassis, the lower turntable and the upper scale turntable are sequentially inserted on the rotating shaft from bottom to top, each of the lower turntable and the upper scale turntable comprises a turntable part and a sector part which extends outwards in a sector manner on the turntable part, one side of the sector part of the lower turntable is connected with a first positioning column, the other side of the sector part of the upper scale turntable opposite to the first positioning column is connected with a second positioning column, and the chassis is also connected with a riveting column; the fan-shaped part of the upper scale turntable is also provided with an arc-shaped fixing groove, the position of the fan-shaped part of the lower scale turntable matched with the fixing groove is also provided with a fixing hole, and the fixing hole is inserted into the fixing hole from the fixing groove through a fastening screw.
The rotary plate part of the upper scale rotary plate is also connected with a rotary handle.
Still include first spacing claw and second spacing claw, first spacing claw and second spacing claw all include a plurality of fixed columns of fixed plate and fixed plate lower surface downward bulge, wherein go up scale carousel, all open on lower carousel and the chassis with fixed column assorted fixed column hole, the fixed column hole of lower carousel fan-shaped portion is inserted to the part fixed column of first spacing claw, the fixed column hole of chassis is inserted to another part, the fixed column hole of upper scale carousel fan-shaped portion is inserted to the part fixed column of second spacing claw, the fixed column hole of chassis is inserted to another part.
The fixed plate upper ends of the first limiting claw and the second limiting claw are connected with a pulling-up part.
The upper scale turntable sector is provided with a first limit column and a second limit column, two side edges of the first limit column and the second limit column are in the diameter direction, the upper scale turntable sector is also provided with two first positioning lines, the first positioning lines are respectively in the same line with two side edges adjacent to the first limit column and the second limit column, the chassis is provided with an initial positioning line which is in the same line with the first positioning line, and the chassis is also provided with a plurality of second positioning lines which extend from the circle center.
A plurality of fixing columns are connected below the first limiting column and the second limiting column, fixing column holes are arranged beside the first positioning line, the initial positioning line and the second positioning line, the fixed column at one end of the first limit column and the second limit column is inserted into the fixed column hole beside the first positioning line, and the other end of the first limit column and the second limit column is inserted into the fixed column hole beside the initial positioning line and the second positioning line.
The first positioning column and the second positioning column are also provided with mounting grooves matched with the shape of the printed circuit board.
The application method of the special-shaped printed circuit board riveting device comprises the following steps,
The initial position is positioned, the upper scale turntable and the lower turntable are rotated to enable the angle between the second positioning column and the first positioning column to be consistent with that of the printed circuit board, at the moment, a fixing hole is formed in the fan-shaped part of the lower turntable below the fixing groove, a fastening screw is inserted into the fixing hole from the upper side of the fixing groove, the upper scale turntable and the lower turntable are connected into a whole, and the upper scale turntable and the lower turntable are rotated to enable a riveting hole position of the printed circuit board to be aligned with the riveting column, and the initial position is the initial position;
The initial positions of the limiting claws are positioned, and fixing column holes are formed in the upper scale turntable and the lower turntable respectively, so that the positions of the second limiting claw and the upper scale turntable and part of the lower turntable of the first limiting claw are determined, and accordingly the positions of the second limiting claw and the first limiting claw on the chassis are also determined, and the fixing column holes are formed in the corresponding positions;
Positioning the initial positions of the limit posts, arranging the first limit post and the second limit post between the upper scale turntable and the chassis along the diameter direction, thereby determining the positions of the fixing posts on the first limit post and the second limit post, opening fixing post holes at the corresponding positions of the upper scale turntable and the chassis, and arranging positioning lines along the edges of the adjacent two sides of the first limit post and the second limit post along the diameter direction, wherein the part on the upper scale turntable is a first positioning line, and the part on the chassis is an initial positioning line;
The position of the second positioning line is determined, the whole of the upper scale turntable and the lower turntable is rotated by rotating the handle, so that the riveting column is aligned to the other riveting hole site, at the moment, the second positioning line is arranged on the chassis along the extending direction of the first positioning line, and a fixing column hole is formed at the corresponding position beside the second positioning line so as to allow the fixing column to be inserted;
The printed circuit board is riveted, connect first spacing claw and second spacing claw respectively on the corresponding fixed column hole of lower carousel and last scale carousel, rotatory lower carousel and last scale carousel, make the other fixed column of first spacing claw and second spacing claw insert in the fixed column hole that corresponds on the chassis, this moment first locating line aligns with initial locating line, first spacing column and second spacing column also connect last scale carousel and chassis, insert the fixed orifices again fastening screw, and fastening screw's nut compresses tightly the fixed slot both sides, put into the mounting groove on second locating column and the first locating column, this moment the riveting post is located the below of one of them riveting hole site, rivet, after the riveting is accomplished, pull out first spacing claw, second spacing claw, first spacing column and second spacing column, rotate lower carousel and last scale carousel through the rotation handle, until first locating line aligns with other second locating line, the riveting column is located another riveting below this moment, install first spacing column and second spacing column, rivet is carried out to rivet the mounting groove, all hole sites, rivet is repeated.
The invention has the beneficial effects that:
1. through the first reference column, the second reference column of left and right sides to and the riveting post between, form the three-point support, guaranteed the stability of circuit board, realize single operation riveting.
2. By means of the first and second limit jaws, the entire device can be quickly restored to the initial position.
3. And through the first positioning line and the second positioning line, riveting hole positions above the riveting columns are rapidly switched so as to rivet different riveting hole positions.
Drawings
Fig. 1 is a schematic view of the right side structure of a special-shaped printed circuit board riveting device;
fig. 2 is a schematic diagram of a left side structure of the special-shaped printed circuit board riveting device;
FIG. 3 is a schematic view of a first limiting jaw;
The chassis is shown in the figure 1; 2, a scale turntable is arranged on the upper part of the frame; 3, a lower turntable; 4, a first positioning column; 5, a second positioning column; 6, riveting a column; 7, fixing grooves; 8, fixing a screw; 9, rotating a handle; 10 first limit claws; 11 second limit claws; 12 fixing plates; 13, fixing the column; 14 pulling up the part; 15 first limit posts; 16 second limit posts; 17 first positioning lines; 18 initial alignment; 19 a second positioning line; 20 mounting slots;
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Detailed Description
[ Example 1 ]
As shown in fig. 1 and 2, the special-shaped printed circuit board riveting device comprises a chassis 1, a lower turntable 3 and an upper scale turntable 2, wherein a turntable groove is formed in the upper surface of the chassis 1 and used for placing the lower turntable 3 and the upper scale turntable 2, a rotating shaft is arranged at the circle center of the chassis 1, the lower turntable 3 and the upper scale turntable 2 are sequentially inserted in the rotating shaft from bottom to top, the lower turntable 3 and the upper scale turntable 2 both comprise a turntable part and a sector part which extends outwards in a sector shape on the turntable part, one side of the sector part of the lower turntable 3 is connected with a first positioning column 4, the other side of the sector part of the upper scale turntable 2 opposite to the first positioning column 4 is connected with a second positioning column 5, and a riveting column 6 is also connected on the chassis 1; the sector part of the upper scale turntable 2 is also provided with an arc-shaped fixing groove 7, the position of the sector part of the lower turntable 3 matched with the fixing groove 7 is also provided with a fixing hole, and the lower scale turntable is inserted into the fixing hole from the fixing groove 7 through a fastening screw 8.
The chassis 1 is circular structure, and the upper surface is opened there is sunken carousel groove for place lower carousel 3 and last scale carousel 2, and lower carousel 3 and last scale carousel 2 link in the pivot, and two carousels just can encircle the pivot rotation like this, and lower carousel 3 is under, and last scale carousel 2 is last.
The lower turntable 3 and the upper scale turntable 2 comprise two parts, namely a middle circular turntable part, the turntable part is smaller than the turntable groove, and the sector part extending outwards is mainly used for connecting other structures.
One side of the sector of the lower turntable 3 is connected with a first positioning column 4, the other side of the sector of the upper turntable 2 is connected with a second positioning column 5, as shown in fig. 1 and 2, the first positioning column 4 is connected to the left side of the sector of the lower turntable 3, the second positioning column 5 is connected to the right side of the sector of the upper turntable 2, a part of the right side of the lower turntable 3 and the left side of the upper turntable 2 are overlapped, and a turntable groove between the left side of the lower turntable 3 and the right side of the upper turntable 2 is empty. Specifically, both positioning posts are connected to one side of the sector close to the wall of the turntable groove, and as shown in fig. 1 and 2, the first positioning post 4 is located at the lower left side of the sector of the lower turntable 3.
The chassis 1 is also connected with the riveting column 6, and the riveting column 6 only needs to ensure that when the circuit board is placed on the first positioning column 4 and the second positioning column 5, the circuit board is positioned under any one riveting hole position of the circuit board, and the riveting column 6 is aligned with the riveting hole position, so that the circuit board can be conveniently riveted.
The sector part of the upper scale turntable 2 is also provided with an arc-shaped fixing groove 7, and since the upper scale turntable 2 and the lower turntable 3 are partially overlapped, the sector part of the lower turntable 3 is also arranged below the fixing groove 7, a fixing hole is formed in the sector part of the lower turntable 3 below the fixing groove 7, the sector part is inserted into the fixing hole through a fastening screw 8, wherein the lower end of the screw is inserted into the fixing hole, the upper scale turntable 2 and the lower turntable 3 are connected into a whole, so that the upper scale turntable 2 and the lower turntable 3 can not rotate relatively, and the position fixing of the first positioning column 4 and the second positioning column 5 is ensured
The diameter of the nut is larger than the fixing groove 7, so that the nut presses the fixing groove 7 during screwing down, so that the fixing screw 8 does not slide in the fixing groove 7.
When the rotary scale is used, the upper scale turntable 2 and the lower turntable 3 are rotated, so that the angle between the first positioning column 4 and the second positioning column 5 is consistent with the angle of the circuit board, then the fixing screw 8 is inserted, the upper scale turntable 2 and the lower turntable 3 are fixed, and the whole of the upper scale turntable 2 and the lower turntable 3 can still rotate around the rotating shaft because the fixing screw 8 is not inserted into the chassis 1.
The two ends of the circuit board are respectively placed on the first positioning column 4 and the second positioning column 5, and then the whole of the upper scale turntable 2 and the lower turntable 3 is rotated, so that the riveting hole position of the circuit board is rotated to the upper side of the riveting column 6 to rivet.
After the riveting is finished, the whole of the upper scale turntable 2 and the lower turntable 3 is rotated, so that the other riveting hole site is rotated to the upper side of the riveting column 6 to rivet until all the riveting hole sites are riveted.
[ Example 2 ]
As shown in fig. 1 and 2, a rotating handle 9 is further connected to the turntable portion of the upper scale turntable 2.
The turning knob 9 is used to turn the upper scale turning plate 2 and the lower turning plate 3 as a whole after the fixing screw 8 is installed.
As shown in fig. 3, the device further comprises a first limiting claw 10 and a second limiting claw 11, wherein the first limiting claw 10 and the second limiting claw 11 respectively comprise a fixed plate 12 and a plurality of fixing columns 13 protruding downwards from the lower surface of the fixed plate 12, wherein fixing column holes matched with the fixing columns 13 are formed in the upper scale turntable 2, the lower scale turntable 3 and the chassis 1, part of the fixing columns 13 of the first limiting claw 10 are inserted into the fixing column holes of the sector part of the lower turntable 3, the other part of the fixing columns 13 are inserted into the fixing column holes of the chassis 1, part of the fixing columns 13 of the second limiting claw 11 are inserted into the fixing column holes of the sector part of the upper scale turntable 2, and the other part of the fixing columns are inserted into the fixing column holes of the chassis 1.
The upper ends of the fixed plates 12 of the first limiting claw 10 and the second limiting claw 11 are respectively connected with a pulling-up part 14.
The two limit claws mainly determine the initial position so as to enable the two turntables to reset quickly after rotating for a plurality of times,
The first limiting claw 10 and the second limiting claw 11 both comprise a fixed plate 12, a plurality of fixing columns 13 protruding downwards from the fixed plate 12, namely, the claw parts, wherein part of the fixing columns 13 are inserted into the fixing column holes of the turntable fan-shaped part, and the other part of the fixing columns are inserted into the fixing column holes of the outer part of the turntable groove of the chassis 1.
As shown in fig. 1 and 2, the fixing plate 12 has a triangular shape, and three fixing columns are provided, one of which is inserted into the fan-shaped portion of the turntable, and the other two of which are inserted into the chassis 1.
Specifically, one fixed column 13 of the first limiting jaw 10 is inserted into the fan-shaped portion of the lower turntable 3, and the other two fixed columns are inserted into the chassis 1.
The specific positions of the first limiting claw 10 and the second limiting claw 11 are not required, and only the requirement is met, when the upper scale turntable 2 and the lower turntable 3 rotate to the correct positions, namely, the angle between the first positioning column 4 and the second positioning column 5 is consistent with the angle of the circuit board, the upper scale turntable 2 and the lower turntable 3 are installed at any position where the fan-shaped parts of the upper scale turntable 2 and the lower turntable 3 are not overlapped, only part of the fixing columns are inserted into the fan-shaped parts, and the other part of the fixing columns are inserted into the chassis 1, so that the positions of the upper scale turntable 2, the lower turntable 3 and the chassis 1 are fixed.
The pulling-up part 14 above the fixing plate 12 is provided to facilitate pulling up the first and second limiting claws 10 and 11.
[ Example 3]
As shown in fig. 1 and fig. 2, on the basis of embodiment 2, the fan-shaped portion of the upper scale turntable 2 is provided with a first limit post 15 and a second limit post 16, two sides of the first limit post 15 and the second limit post 16 are along the diameter direction, two first positioning lines 17 are further arranged on the fan-shaped portion of the upper scale turntable 2, the first positioning lines 17 are respectively in the same line with two sides adjacent to the first limit post 15 and the second limit post 16, an initial positioning line 18 which is in the same line with the first positioning lines 17 is arranged on the chassis 1, and a plurality of second positioning lines 19 extending from the circle center are further arranged on the chassis 1.
Each of the second positioning lines 19 is aligned with the first positioning line 17 when the rivet 6 is aligned with one of the rivet holes of the circuit board.
The fixed column holes are formed beside the first positioning line 17, the initial positioning line 18 and the second positioning line 19, the fixed column 13 at one end of the first positioning line 15 and one end of the second positioning line 16 are inserted into the fixed column holes beside the first positioning line 17, and the other end of the first positioning line 18 and the second positioning line 19 are inserted into the fixed column holes beside the first positioning line 17.
The first part is to determine the initial position, and the second part is to ensure that the riveting column 6 can be aligned with each riveting hole position rapidly and accurately when the two turntables rotate integrally.
When the two turntables rotate to the correct positions, a first limit post 15 and a second limit post 16 are arranged at any position of the sector part of the upper scale turntable 2, the first limit post 15 and the second limit post 16 are similar to limit claws, a fixed post 13 at one end is inserted into the sector part, the other end is inserted into the chassis 1, and the adjacent two sides of the first limit post 15 and the second limit post 16 are as shown in fig. 1 and 2, namely, the right side of the first limit post 15 and the left side of the second limit post are adjacent to each other, and are edges along the diameter direction of the turntable 1, at the moment, scribing is carried out on the sector part of the upper scale turntable 2 and the chassis 1 along the two sides, a first positioning line 17 is positioned on the sector part, an initial positioning line 18 is positioned on the chassis 1, and when the first positioning line 17 and the initial positioning line 18 are aligned to form a straight line, the two turntables reach the correct initial positions.
Then rotate two turntables and make another riveting hole point to the riveting column, at this time scribe line to the turntables along the first locating line 17, form the second locating line 19, when the first locating line 17 aligns with second locating line 19, indicate that the riveting column aligns with one of them riveting hole point, repeat this process, until every riveting hole point draws a second locating line 19, and along with two turntables rotate integrally, first spacing post 15 and second spacing post 16 rotate along with it, every draw a second locating line 19, the second locating line 19 will also open the fixed column hole, in order to let the fixed column 13 that inserts in chassis 1 have the space of inserting.
As shown in fig. 1, the first positioning post 4 and the second positioning post 5 are further provided with a mounting groove 20 which is matched with the shape of the printed circuit board.
The shape of the mounting groove 20 is matched with the shape of the edge of the printed circuit board, the opening is opposite, the opening of the mounting groove of the first positioning column 4 is rightward, and the opening of the mounting groove 20 of the second limiting column 5 is leftward, so that the circuit board is clamped when the circuit board is used as shown in fig. 2.
[ Example 4]
As shown in fig. 1 to 3, on the basis of embodiment 3, a method for using a special-shaped printed circuit board riveting device, comprising the steps of,
The initial position is positioned, the upper scale turntable 2 and the lower turntable 3 are rotated to enable the angle between the second positioning column 5 and the first positioning column 4 to be consistent with that of the printed circuit board, at the moment, a fan-shaped part of the lower turntable 3 below the fixed slot 7 is provided with a fixed hole, a fastening screw 8 is inserted into the fixed hole from the upper part of the fixed slot 7, the upper scale turntable 2 and the lower turntable 3 are connected into a whole, the upper scale turntable 2 and the lower turntable 3 are rotated to enable one riveting hole position of the printed circuit board to be aligned with the riveting column 6, and the initial position is the initial position;
Firstly, the initial position is determined, the upper scale turntable 2 and the lower turntable 3 are rotated, the angle between the second positioning column 5 and the first positioning column 4 is consistent with that of the printed circuit board, a fixing hole is formed at any position of the fan-shaped part of the lower turntable 3 below the fixing groove 7, and a fastening screw 8 is inserted, because the fastening screw is only used for preventing the upper scale turntable 2 and the lower turntable 3 from rotating mutually, the position is random, only the fan-shaped part of the lower turntable 3 below the fixing groove 7 is needed, at this time, the initial positions of the second positioning column 5 and the first positioning column 4 are positioned by the fixing screw 8, and then the whole of the two turntables is rotated, so that the riveting column 6 is aligned with one riveting hole for subsequent work.
The initial positions of the limiting claws are positioned, and fixing column holes are respectively formed in the upper scale turntable 2 and the lower turntable 3, so that the positions of partial fixing columns of the upper scale turntable 2 and the lower turntable 3 of the second limiting claw 11 and the first limiting claw 10 are determined, and then the positions of the second limiting claw 11 and the first limiting claw 10 on the chassis 1 are also determined, and the fixing column holes are formed in the corresponding positions;
On the basis of the initial position, any position of the fan-shaped part of the upper scale turntable 2 is provided with a hole, the second limiting claw 11 is inserted, the other two fixing columns 13 of the second limiting claw 11 rotate to the upper part of the chassis 1, the corresponding positions are provided with holes, the second limiting claw 11 fixes the upper scale turntable 2 and the chassis 1, and the corresponding hole position of the second limiting claw 11 also marks the position of the second limiting claw 11.
The first limiting jaw 10 is the same.
The initial position of the limit posts is positioned, the first limit post 15 and the second limit post 16 are arranged between the upper scale turntable 2 and the chassis 1 along the diameter direction, so that the positions of the fixing posts 13 on the first limit post 15 and the second limit post 16 are determined, fixing post holes are formed in the positions corresponding to the upper scale turntable 2 and the chassis 1, positioning lines are arranged along the edges of the adjacent two sides of the first limit post 15 and the second limit post 16 along the diameter direction, wherein the part on the upper scale turntable 2 is a first positioning line 17, and the part on the chassis 1 is an initial positioning line 18;
Because the first limit post 15 and the second limit post 16 comprise two fixed posts 13, one is inserted on the upper scale turntable 2, and the other is inserted on the chassis 1, as long as the two side edges of the first limit post 15 and the second limit post 16 are placed on the upper scale turntable 2 in the diameter direction, the positions of the fixed posts 13 inserted into the upper scale turntable 2 are determined, the positions of the other fixed posts 13 are unchanged, and the directions of the other fixed posts 13 are unchanged, so that the positions of the other fixed posts 13 which are supposed to be inserted on the chassis 1 can be determined.
In the initial position, the first and second stopper posts 15 and 16 are provided, and the first and initial positioning lines 17 and 18 are drawn.
The second positioning line position is determined, the whole of the upper scale turntable 2 and the lower turntable 3 is rotated by rotating the handle 9, so that the riveting column 6 is aligned with another riveting hole position, at the moment, a second positioning line 19 is arranged on the chassis 1 along the extending direction of the first positioning line 17, and a fixing column hole is formed at a corresponding position beside the second positioning line 19, so that the fixing column 13 is inserted;
the whole of the two turntables is rotated, a second positioning line 19 is drawn according to the first positioning line 17 when the riveting column 6 is aligned with the other riveting hole site,
The first limit column 15 and the second limit column 16 rotate at the same time, the part inserted in the upper scale turntable 2 is not influenced, and the position of the end inserted in the chassis 1 is changed, so that a fixed column hole is formed at the corresponding position beside each second positioning line 19.
Specifically, when the second positioning column 16 is removed during clockwise rotation, only the first positioning column 15 and the corresponding first positioning line 19 are perforated and the second positioning line 19 is scribed. When the first limiting post 15 is detached during anticlockwise rotation, only the second limiting post 16 and the corresponding first positioning line 19 are punched and the second positioning line 19 is marked.
If the circuit board with another angle is needed to be riveted, the angle between the second positioning column 5 and the first positioning column 4 is only adjusted, and the initial position is determined again.
The printed circuit board is riveted, the first limit claw 10 and the second limit claw 11 are respectively connected to corresponding fixed column holes of the lower rotary table 3 and the upper scale rotary table 2, the lower rotary table 3 and the upper scale rotary table 2 are rotated, the other fixed columns 13 of the first limit claw 10 and the second limit claw 11 are inserted into corresponding fixed column holes of the chassis 1, at the moment, the first positioning line 17 is aligned with the initial positioning line 18, the first limit column 15 and the second limit column 16 are also connected with the upper scale rotary table 2 and the chassis 1, the fastening screw 8 is inserted into the fixed holes, nuts of the fastening screw 8 compress the two sides of the fixed slot 7, the printed circuit board is placed into the mounting slots 20 on the second positioning column 5 and the first positioning column 4, at the moment, the riveting column 6 is located under one of the riveting holes, after the riveting is finished, the first limit claw 10, the second limit claw 11, the first limit column 15 and the second limit column 16 are pulled out, the lower rotary table 3 and the upper scale rotary table 2 are rotated through the rotating handle 9 until the first positioning line 17 is aligned with the second positioning line 19, the other position 19 is located under the other riveting column 6, and the first limit column 16 is repeatedly riveted, and all the riveting processes are repeated until all the riveting processes are finished.
When in work, the two turntables are firstly rotated to the initial positions,
One end of the second limiting claw 5 is inserted into a fixed column hole of the upper scale turntable 2, the upper scale turntable 2 is rotated until the other two fixed columns 13 of the second limiting claw 5 are inserted into two fixed column holes corresponding to the second limiting claw 5 on the chassis 1, and the first limiting claw 4 is similarly arranged, so that the positions of the upper scale turntable 2 and the lower scale turntable 3 reach the initial positions.
Then, the fixing screw 8 is inserted to connect the upper scale turntable 2 and the lower scale turntable 3 into a whole, at this time, the first positioning line 17 and the initial positioning line 18 are aligned, and two ends of the first limiting column 15 and the second limiting column 16 are also inserted at corresponding positions beside the first positioning line 17 and the initial positioning line 18.
At this time, the rivet 6 is already below one rivet hole, and the rivet operation is directly started.
After riveting is completed, the first limiting claw 4 and the second limiting claw 5, the first limiting column 15 and the second limiting column 16 are disassembled, so that the whole of the upper scale turntable 2 and the lower scale turntable 3 can rotate freely, and the second positioning column 5 and the first positioning column 4 are fixed into a whole by the fixing screw 8, so that the angle between the second positioning column and the first positioning column 4 is unchanged in the rotating process.
When the first positioning line 17 is aligned with one second positioning line 19, the riveting column 6 is aligned with one riveting hole, one of the first limiting column 15 or the second limiting column 16 is inserted into the fixing column hole beside the second positioning line 19, so that the whole upper scale turntable 2 and the whole lower scale turntable 3 are fixed with the chassis 1, the whole upper scale turntable 2 and the whole lower turntable 3 are prevented from rotating during riveting, and the process is repeated until all the riveting hole sites are riveted.
The components and structures not specifically described in this embodiment are well known in the art and are not described in detail herein.
Claims (3)
1. A special-shaped printed circuit board riveting device is characterized in that: the rotary table comprises a chassis (1), a lower rotary table (3) and an upper scale rotary table (2), wherein a rotary table groove is formed in the upper surface of the chassis (1) and is used for accommodating the lower rotary table (3) and the upper scale rotary table (2), a rotary shaft is arranged at the center of the chassis (1), the lower rotary table (3) and the upper scale rotary table (2) are sequentially inserted in the rotary shaft from bottom to top, the lower rotary table (3) and the upper scale rotary table (2) both comprise a rotary table part and a sector part extending outwards in a sector shape on the rotary table part, one side of the sector part of the lower rotary table (3) is connected with a first positioning column (4), the other side, opposite to the first positioning column (4), of the sector part of the upper scale rotary table (2) is connected with a second positioning column (5), and the chassis (1) is also connected with a riveting column (6); an arc-shaped fixing groove (7) is formed in the fan-shaped part of the upper scale turntable (2), a fixing hole is formed in the position, matched with the fixing groove (7), of the fan-shaped part of the lower turntable (3), and the fixing hole is inserted into the fixing hole from the fixing groove (7) through a fastening screw (8);
the rotary handle (9) is also connected to the rotary disc part of the upper scale rotary disc (2);
The device comprises a chassis (1), a first limiting jaw (10) and a second limiting jaw (11), wherein the first limiting jaw (10) and the second limiting jaw (11) comprise a fixed plate (12) and a plurality of fixed columns (13) protruding downwards from the lower surface of the fixed plate (12), fixed column holes matched with the fixed columns (13) are formed in the upper scale rotary table (2), the lower scale rotary table (3) and the chassis (1), part of the fixed columns (13) of the first limiting jaw (10) are inserted into the fixed column holes of the fan-shaped part of the lower scale rotary table (3), the other part of the fixed columns is inserted into the fixed column holes of the chassis (1), and part of the fixed columns (13) of the second limiting jaw (11) are inserted into the fixed column holes of the fan-shaped part of the upper scale rotary table (2), and the other part of the fixed columns of the second limiting jaw (11) are inserted into the fixed column holes of the chassis (1);
The upper scale turntable (2) sector is provided with a first limit column (15) and a second limit column (16), two sides of the first limit column (15) and the second limit column (16) are along the diameter direction, the upper scale turntable (2) sector is also provided with two first positioning lines (17), the first positioning lines (17) are respectively on the same line with two adjacent sides of the first limit column (15) and the second limit column (16), the chassis (1) is provided with an initial positioning line (18) which is in the same straight line with the first positioning lines (17), and the chassis (1) is also provided with a plurality of second positioning lines (19) which extend from the circle center;
A plurality of fixing columns (13) are connected below the first limiting columns (15) and the second limiting columns (16), and fixing column holes are formed beside the first positioning lines (17), the initial positioning lines (18) and the second positioning lines (19);
The first positioning column (4) and the second positioning column (5) are also provided with mounting grooves (20) matched with the shape of the printed circuit board.
2. The special-shaped printed circuit board riveting device according to claim 1, wherein: the upper ends of the fixed plates (12) of the first limiting claw (10) and the second limiting claw (11) are respectively connected with a pulling-up part (14).
3. The method for using the special-shaped printed circuit board riveting device according to any one of claims 1-2, wherein the method comprises the following steps: the method comprises the following steps:
the method comprises the steps of positioning at an initial position, rotating an upper scale turntable (2) and a lower turntable (3) to enable an angle between a second positioning column (5) and a first positioning column (4) to be consistent with a printed circuit board, forming a fixing hole in a fan-shaped part of the lower turntable (3) below a fixing groove (7), inserting a fastening screw (8) into the fixing hole from above the fixing groove (7), connecting the upper scale turntable (2) and the lower turntable (3) into a whole, and rotating the upper scale turntable (2) and the lower turntable (3) to enable a riveting hole position of the printed circuit board to be aligned with a riveting column (6), wherein the initial position is the initial position;
The initial positions of the limiting claws are positioned, and fixing column holes are formed in the upper scale rotating disc (2) and the lower rotating disc (3) respectively, so that the positions of partial fixing columns of the upper scale rotating disc (2) and the lower rotating disc (3) of the second limiting claw (11) and the first limiting claw (10) are determined, and then the positions of the second limiting claw (11) and the first limiting claw (10) on the chassis (1) are also determined, and the fixing column holes are formed in the corresponding positions;
The method comprises the steps of positioning a limiting column at an initial position, arranging a first limiting column (15) and a second limiting column (16) between an upper scale turntable (2) and a chassis (1) along the diameter direction, determining the positions of fixing columns (13) on the first limiting column (15) and the second limiting column (16), opening fixing column holes at corresponding positions of the upper scale turntable (2) and the chassis (1), arranging positioning lines along the edges of two adjacent sides of the first limiting column (15) and the second limiting column (16) along the diameter direction, wherein the part on the upper scale turntable (2) is a first positioning line (17), and the part on the chassis (1) is an initial positioning line (18);
The position of the second positioning line is determined, the whole of the upper scale turntable (2) and the lower turntable (3) is rotated by rotating the handle (9), so that the riveting column (6) is aligned to the other riveting hole position, at the moment, the second positioning line (19) is arranged on the chassis (1) along the extending direction of the first positioning line (17), and a fixing column hole is formed at the corresponding position beside the second positioning line (19) so as to allow the fixing column (13) to be inserted;
the first limit claw (10) and the second limit claw (11) are respectively connected to corresponding fixed column holes of the lower rotary table (3) and the upper scale rotary table (2), the lower rotary table (3) and the upper scale rotary table (2) are rotated, so that the other fixed columns (13) of the first limit claw (10) and the second limit claw (11) are inserted into corresponding fixed column holes of the chassis (1), at the moment, the first limit position line (17) is aligned with the initial position line (18), the first limit column (15) and the second limit column (16) are also connected with the upper scale rotary table (2) and the chassis (1), the fastening screw (8) is inserted into the fixed holes, nuts of the fastening screw (8) are pressed on two sides of the fixed slots (7), the printed circuit board is placed into the mounting slots (20) on the second limit column (5) and the first limit column (4), at the moment, the riveting column (6) is positioned under one of the riveting positions, after the riveting is finished, the first limit claw (10), the second limit claw (11), the first limit column (15) and the second limit column (16) are pulled out, the second limit position line (11) and the second limit column (16) are also aligned with the second limit position line (3) until the other limit column (19) is rotated, the other limit column (3) is rotated, and the other limit column (3) is rotated, the limit column (3) is rotated, and installing the first limit column (15) and the second limit column (16), riveting, and repeating the steps until all riveting holes are riveted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210830477.7A CN115213338B (en) | 2022-07-15 | 2022-07-15 | Special-shaped printed circuit board riveting device and use method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210830477.7A CN115213338B (en) | 2022-07-15 | 2022-07-15 | Special-shaped printed circuit board riveting device and use method |
Publications (2)
| Publication Number | Publication Date |
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| CN115213338A CN115213338A (en) | 2022-10-21 |
| CN115213338B true CN115213338B (en) | 2024-07-05 |
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| CN202210830477.7A Active CN115213338B (en) | 2022-07-15 | 2022-07-15 | Special-shaped printed circuit board riveting device and use method |
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| CN (1) | CN115213338B (en) |
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| CN115213338A (en) | 2022-10-21 |
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