CN214488627U - A shaping frock for pin is put to low noise - Google Patents
A shaping frock for pin is put to low noise Download PDFInfo
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- CN214488627U CN214488627U CN202120497794.2U CN202120497794U CN214488627U CN 214488627 U CN214488627 U CN 214488627U CN 202120497794 U CN202120497794 U CN 202120497794U CN 214488627 U CN214488627 U CN 214488627U
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Abstract
The utility model relates to a shaping frock for pin is put to low noise belongs to cold stamping frock technical field. Comprises an upper die and a lower die. The upper die comprises a rotating rod structure, an upper die positioning structure, a lower die positioning structure, a pin root fixing structure and a pin cutting structure. The lower die comprises a pin fixing convex strip, a bending groove, a lower knife groove and a positioning rod. The height of the pin fixing convex strip is consistent with the height of the lower surface of the low-noise amplifier pin, and the width of the bending groove is matched with the length of the low-noise amplifier pin after molding. During the shaping, put into between the fixed sand grip of lower mould pin with low noise, go up the downward rotation of mould spiral rod structure and drive and go up mould pin root fixed knot structure and pin cutting structure downstream, accomplish pin shearing and shaping. The low-noise amplifier pins formed by the device are consistent in height and length, and pin coplanarity is guaranteed.
Description
Technical Field
The utility model belongs to the technical field of the cold stamping frock, in particular to shaping frock that is used for the pin is put to the low noise.
Background
The forming quality of the low-noise pin directly influences the mounting quality of the pin. The low-noise amplifier pin structure is in a wing shape, the pin is fragile, and the root of the pin is connected with an internal glass medium insulator, so that the pin is easy to damage in the forming process and difficult to detect. At the present stage, the diameter and the length of the pins are manually measured, and then the pins are manually bent into a Z-shaped form by using tweezers, so that the uniformity of the formed pins and the length of the pins cannot be guaranteed, the forming efficiency is low, and one pin is formed in about 5 minutes. Therefore, a pin forming tool suitable for low-noise amplifier is needed.
SUMMERY OF THE UTILITY MODEL
In order to guarantee fashioned pin coplanarity and pin length's uniformity, and improve shaping efficiency, the utility model provides a be used for the low noise to put fashioned frock of pin.
A forming tool for a low-noise pin comprises an upper die and a lower die;
the upper die comprises a rotary rod 11, a positioning block 12, a pin cutting block 13 and a root fixing block 14;
the upper end of the rotary rod 11 is provided with a handle, the lower part of the rotary rod is provided with a screw rod, and the lower part of the screw rod is provided with a hollow rod;
the top surface and the bottom surface of the positioning block 12 are both flat surfaces, the middle part is provided with a through threaded hole 121, and the positioning blocks 12 on the two sides of the threaded hole are respectively provided with a mounting hole 122; the positioning block 12 is arranged on the rotary rod 11 through the matching of the threaded hole and the screw rod;
the top surface of the pin cutting block 13 is a plane, the bottom surface is provided with a pair of cutter blocks 15, and the outer side edge of the bottom of each cutter block 15 is a cutter edge 151; a first through hole 131 is formed in the pin cutting block 13 between the pair of cutter blocks 15, and second through holes 132 are respectively formed in the pin cutting blocks 13 outside the two sides of the pair of cutter blocks 15;
the top surface of the root fixing block 14 is a plane, the two side edges of the bottom surface are respectively provided with a convex edge 142, the convex edges 142 on the two sides are parallel to each other, and the middle part of the root fixing block 14 is provided with a screw hole 141; the root fixing block 14 is fixed at the lower end of the riveting column 16 between the pair of knife blocks 15 at the lower part of the pin cutting block 13 through the connection of the riveting column 16 and the screw;
a first spring 17 is arranged on the riveting column 16 between the top surface of the root fixing block 14 and the bottom surface of the pin cutting block 13;
the lower die comprises a lower die body 2, a pair of pin fixing convex strips 21 are correspondingly arranged on the top surface of the lower die body 2 corresponding to the convex edges 142 at two sides of the root fixing block 14, bending grooves 22 are respectively arranged on the lower die body 2 at the outer sides of two sides of the pair of pin fixing convex strips 21, lower knife grooves 23 are respectively arranged on the lower die body 2 at the outer sides of two sides of the pair of bending grooves 22, and the pair of lower knife grooves 23 correspond to knife edges 151 of a pair of knife blocks 15 on the pin cutting block 13; positioning rods 24 are respectively and fixedly arranged on the lower die body 2 at the outer sides of the two sides of the pair of lower knife grooves 23;
the pin cutting block 13 is sleeved on the two positioning rods 24 through the second through holes 132 on the two sides, and the upper ends of the two positioning rods 24 are fixed on the positioning block 12 through the matching of the screws and the mounting holes 122;
and second springs 25 are respectively arranged on the two positioning rods 24 between the pin cutting block 13 and the lower die body 2.
The specific technical scheme is as follows:
the knife edges 151 of the pair of knife blocks 15 are parallel to each other, and the corresponding sides of the pair of knife edges 151 are arc-shaped chamfered edges.
The lower part of the rivet column 16 passes through the first through hole 131 in the middle of the pin cutting block 13 and is located in the screw hole 141 of the root fixing block 14, and the root fixing block 14 is fixed on the rivet column 16 through the matching connection of a screw and a screw hole at the lower end of the rivet column 16.
The height of the pin fixing protruding strip 21 and the top surface of the lower die body 2 are on the same plane, and the lower surface of the processed low-noise pin is located on the top surface of the pin fixing protruding strip 21 and the top surface of the lower die body 2.
The width of the bending groove 22 is the same as the length of the processed low-noise-discharge-molded pin.
The first spring 17 and the second spring 25 are both compression springs.
The beneficial technical effects of the utility model are embodied in the following aspects:
(1) the utility model can protect the root of the low-noise pin during the forming process, and the height and the length of the formed low-noise pin are consistent, thereby ensuring the coplanarity of the pins;
(2) the utility model discloses simple structure, the easy operation and laborsaving, the shaping is efficient, about 1 minute can form 1.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the upper mold structure.
Fig. 3 is a schematic view of the lower die structure.
Fig. 4 is a cross-sectional view of the swing arm structure.
Fig. 5 is a schematic view of a positioning block structure.
Fig. 6 is a schematic diagram of a lead cutting block structure.
Fig. 7 is a cross-sectional view of a cutter block.
FIG. 8A is a schematic view of a root fixture block configuration.
FIG. 8B is a cross-sectional view of the root fixture block configuration.
Fig. 9 is a schematic cross-sectional view of a rivet pin structure.
Fig. 10 is a state diagram in which the processed low noise is put into the molding tool.
Fig. 11 is a schematic cross-sectional view of a low noise amplifier lead being formed.
Fig. 12 is a schematic view of the low noise emission of the processed product after molding.
Sequence numbers in the upper figure: the upper die 1, the rotary rod 11, the positioning block 12, the pin cutting block 13, the root fixing block 14, the cutter block 15, the riveting column 16, the first spring 17, the threaded hole 121, the mounting hole 122, the first through hole 131, the second through hole 132, the screw hole 141, the convex edge 142, the knife edge 151, the lower die body 2, the pin fixing convex strip 21, the bending groove 22, the lower knife groove 23, the positioning rod 24, the second spring 25 and the processed low-noise amplifier 31.
Detailed Description
The present invention will be further described with reference to the accompanying drawings by way of examples.
Referring to fig. 1, a method for forming a low noise amplifier pin includes an upper mold and a lower mold.
Referring to fig. 2, the upper mold 1 includes an upper swing arm 11, a positioning block 12, a pin cutting block 13, and a root fixing block 14.
Referring to fig. 4, the upper end of the rotary rod 11 is connected with a handle, the lower part is a screw rod, and the lower part of the screw rod is a hollow rod.
Referring to fig. 5, the top surface and the bottom surface of the positioning block 12 are both flat surfaces, a through threaded hole 121 is formed in the middle of the positioning block 12, and mounting holes 122 are formed in the positioning block 12 on both sides of the threaded hole 121; the positioning block 12 is fixedly mounted on the rotary rod 11 through the matching of the threaded hole 121 and the screw rod.
Referring to fig. 6, the top surface of the pin cutting block 13 is a plane, a pair of knife blocks 15 is arranged on the bottom surface, and knife edges 151 are respectively arranged on the outer sides of the bottoms of the knife blocks 15; the pair of knife edges 151 are parallel to each other, and the corresponding sides of the pair of knife edges 151 are both arc-shaped chamfered edges, as shown in fig. 7. A first through hole 131 is formed on the pin cutting block 13 between the pair of cutter blocks 15, and second through holes 132 are respectively formed on the pin cutting blocks 13 outside both sides of the pair of cutter blocks 15.
Referring to fig. 8A, the top surface of the root fixing block 14 is a plane, the two side edges of the bottom surface are respectively provided with a convex edge 142, the two side convex edges 142 are parallel to each other, and the middle of the root fixing block 14 is provided with a screw hole 141. Referring to fig. 8B, the fixing block 14 at the upper part of the screw hole 141 is provided with a coaxial stepped hole; referring to fig. 2, the lower end of the rivet 16 is located in a stepped hole in the fixing block 14. The root fixing block 14 is fixedly mounted at the lower end of the rivet column 16 between the pair of cutter blocks 15 at the lower part of the pin cutting block 13 by the connection of the rivet column 16 and the screw. A first spring 17 is sleeved on the riveting column 16 between the top surface of the root fixing block 14 and the bottom surface of the pin cutting block 13.
Referring to fig. 3, the lower mold includes a lower mold body 2, a pair of pin fixing protruding strips 21 is correspondingly disposed on the top surface of the lower mold body 2 corresponding to the protruding edges 142 on both sides of the root fixing block 14, and the height of the pin fixing protruding strips 21 is in the same plane as the top surface of the lower mold body 2 and is consistent with the lower surface height of the processed low-noise pin. Bending grooves 22 are respectively formed in the lower die body 2 on the outer sides of the two sides of the pair of pin fixing convex strips 21, and the width of each bending groove 22 is the same as the length of a processed low-noise pin. The lower die body 2 on the outer sides of two sides of the pair of bending grooves 22 is respectively provided with a lower knife groove 23, and the pair of lower knife grooves 23 correspond to knife edges of the pair of knife blocks 15 on the pin cutting block 13; positioning rods 24 are fixedly mounted on the lower die body 2 on the outer sides of the two sides of the lower knife grooves 23 respectively, and second springs 25 are sleeved on the positioning rods 24.
The first spring 17 and the second spring 25 are both compression springs.
Referring to fig. 10 and 11, when the device is used for low noise amplifier molding, a processed low noise amplifier 31 is placed between a pair of pin fixing protruding strips 21 below a root fixing block 14, and the pins of the processed low noise amplifier 31 are placed on the pair of pin fixing protruding strips 21, a rotating rod 11 rotates downwards, a pin cutting block 13 and the root fixing block 14 move downwards, the root fixing block 14 and the pin fixing protruding strips 21 fix the roots of the processed pins of the low noise amplifier 31, a blade 151 cuts off the pins with excessive length, and the pin cutting block 13 presses the remaining pins into a required Z shape. The resulting low noise amplifier 31 is shown in fig. 12 after molding.
The above description is not intended to limit the present invention in any way on its structure or shape. Any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention all still fall within the scope of the technical solution of the present invention.
Claims (6)
1. The utility model provides a shaping frock for pin is put to low noise, includes mould and lower mould, its characterized in that:
the upper die comprises a rotary rod (11), a positioning block (12), a pin cutting block (13) and a root fixing block (14); the upper end of the rotary rod (11) is provided with a handle, the lower part of the rotary rod is provided with a screw rod, and the lower part of the screw rod is provided with a hollow rod;
the top surface and the bottom surface of the positioning block (12) are both planes, the middle part of the positioning block is provided with a through threaded hole (121), and the positioning blocks (12) at the two sides of the threaded hole are respectively provided with a mounting hole (122); the positioning block (12) is arranged on the rotary rod (11) through the matching of the threaded hole and the screw rod;
the top surface of the pin cutting block (13) is a plane, the bottom surface is provided with a pair of cutter blocks (15), and the outer side edge of the bottom of each cutter block (15) is a cutter edge (151); a first through hole (131) is formed in the pin cutting block (13) between the pair of cutter blocks (15), and second through holes (132) are formed in the pin cutting blocks (13) outside the two sides of the pair of cutter blocks (15) respectively;
the top surface of the root fixing block (14) is a plane, the two side edges of the bottom surface are respectively provided with a convex edge (142), the convex edges (142) at the two sides are mutually parallel, and the middle part of the root fixing block (14) is provided with a screw hole (141); the root fixing block (14) is fixedly arranged at the lower end of the riveting column (16) between the pair of knife blocks (15) at the lower part of the pin cutting block (13) through the connection of the riveting column (16) and the screw;
a first spring (17) is arranged on a riveting column (16) between the top surface of the root fixing block (14) and the bottom surface of the pin cutting block (13);
the lower die comprises a lower die body (2), a pair of pin fixing protruding strips (21) are correspondingly arranged on the top surface of the lower die body (2) corresponding to the protruding edges (142) on the two sides of the root fixing block (14), bending grooves (22) are respectively arranged on the lower die body (2) on the outer sides of the two sides of the pair of pin fixing protruding strips (21), lower knife grooves (23) are respectively arranged on the lower die body (2) on the outer sides of the two sides of the pair of bending grooves (22), and the pair of lower knife grooves (23) correspond to knife edges (151) of a pair of knife blocks (15) on the pin cutting block (13); positioning rods (24) are respectively fixedly arranged on the lower die bodies (2) at the outer sides of the two sides of the pair of lower knife grooves (23);
the pin cutting block (13) is sleeved on the two positioning rods (24) through the second through holes (132) on the two sides, and the upper ends of the two positioning rods (24) are fixed on the positioning block (12) through the matching of screws and mounting holes (122);
and second springs (25) are respectively arranged on the two positioning rods (24) between the pin cutting block (13) and the lower die body (2).
2. The forming tool for the low-noise pin, according to claim 1, is characterized in that: the knife edges (151) on the pair of knife blocks (15) are parallel to each other, and the corresponding sides of the pair of knife edges (151) are both arc-shaped chamfered edges.
3. The forming tool for the low-noise pin, according to claim 1, is characterized in that: the lower portion of the riveting column (16) penetrates through a first through hole (131) in the middle of the pin cutting block (13) and is located in a screw hole (141) of the root fixing block (14), and the root fixing block (14) is fixedly connected to the riveting column (16) through matching of a screw and a screw hole in the lower end of the riveting column (16).
4. The forming tool for the low-noise pin, according to claim 1, is characterized in that: the height of the pin fixing protruding strip (21) and the top surface of the lower die body (2) are in the same plane, and the lower surface of the processed low-noise amplifier pin is located on the top surface of the pin fixing protruding strip (21) and the top surface of the lower die body (2).
5. The forming tool for the low-noise pin, according to claim 1, is characterized in that: the width of the bending groove (22) is the same as the length of the processed low-noise-discharge-molded pin.
6. The forming tool for the low-noise pin, according to claim 1, is characterized in that: the first spring (17) and the second spring (25) are both compression springs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120497794.2U CN214488627U (en) | 2021-03-09 | 2021-03-09 | A shaping frock for pin is put to low noise |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120497794.2U CN214488627U (en) | 2021-03-09 | 2021-03-09 | A shaping frock for pin is put to low noise |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214488627U true CN214488627U (en) | 2021-10-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120497794.2U Active CN214488627U (en) | 2021-03-09 | 2021-03-09 | A shaping frock for pin is put to low noise |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214488627U (en) |
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2021
- 2021-03-09 CN CN202120497794.2U patent/CN214488627U/en active Active
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