CN110518434B - A mould that is used for two fat some fried dough twist needles to dash fat - Google Patents
A mould that is used for two fat some fried dough twist needles to dash fat Download PDFInfo
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- CN110518434B CN110518434B CN201910784708.3A CN201910784708A CN110518434B CN 110518434 B CN110518434 B CN 110518434B CN 201910784708 A CN201910784708 A CN 201910784708A CN 110518434 B CN110518434 B CN 110518434B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/16—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for manufacturing contact members, e.g. by punching and by bending
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Abstract
When the die is used, firstly, a twist needle is arranged in a V-shaped groove in a lower pressing block seat, then the lower pressing block seat is inserted into a lower die seat for positioning, an upper die seat is driven by a pneumatic punch through a die handle to move downwards, a large spring clamps the middle part of the twist needle through a pressing block, when the upper die seat continues to move downwards, a small spring drives two upper sliding blocks through the upper pressing block seat to tightly press the two ends of the twist needle, an adjusting plate is contacted with a lower sliding block along with the continuous downward movement of the upper die seat after the twist needle is pressed tightly, the lower sliding block drives the two upper sliding blocks to move towards the center through two baffles, so that the twist needle punches two drums, and the punch, the twist is used for a flexible needle with a butting requirement of a contact element, namely, the welding is carried out after the wire cable is cut off, and the end face of the flexible needle can be ensured to form a ball head after the laser; in addition, the invention has simple structure, can punch a plurality of twist needles at one time, completes batch production, is beneficial to saving working hours and improves the production efficiency of products.
Description
Technical Field
The invention belongs to the field of electric connectors, and particularly relates to a punching and enlarging die for a twist needle with double enlarged points.
Background
The twist needle that uses at present mostly is fat some forms more, and the range of application is wider. When the bur needles are punched and enlarged, the cables are cut off by laser in the winding process in the process of technology, and the copper wire winding method of locally twisting and loosening the cables is adopted, so that the bur needles form the bulges, and the continuous production of the multi-bulge bur needles can be realized. The process comprises the steps of clamping two ends of a cable, then contracting the distance between the clamping points to enable the cable to form fat points, and finally carrying out laser cutting.
Disclosure of Invention
In order to solve the technical problem, the invention provides a die for punching double-fat-point twist needles, wherein a welded cable is punched by using a punching die to form two fat points, so that the double-fat-point twisted flexible needle is formed.
The invention is realized by the following technical scheme.
The invention provides a die for punching and enlarging double-enlarged-point twist needles, which comprises a die handle, an upper die holder, a large spring, an upper press block seat, a small spring, an upper slide block, an adjusting plate, a lower slide block, a stop block, a lower press block seat and a lower die holder,
the upper die base is internally provided with a hollow groove, the upper end of the upper pressing block base extends into the hollow groove, the large spring is arranged between the upper die base and the upper pressing block base, the upper end of the large spring is propped against the top of the hollow groove of the upper die base, the lower end of the large spring is propped against the top of the upper pressing block base, the lower end of the upper pressing block base extends out of two sides of the hollow groove of the upper die base, small springs are symmetrically arranged on two sides of the upper pressing block base, and the small springs are arranged between the bottom of the upper die base and two side ends;
the upper sliding blocks are two, the upper ends of the upper sliding blocks are embedded into the bottom of the upper pressing block seat and can horizontally move left and right at the bottom of the upper pressing block seat, and the lower ends of the upper sliding blocks protrude out of the bottom end face of the upper pressing block seat;
the lower sliding blocks are two, the lower ends of the lower sliding blocks are symmetrically arranged in the lower pressing block seat, the outer side surface of the lower sliding block is in a trapezoid shape with a small upper part and a big lower part, and the lower sliding blocks can horizontally move in the lower pressing block seat from side to side;
the upper end of the stop block is embedded into the lower end of the upper sliding block, and the lower end of the stop block is embedded into the upper end of the lower sliding block and can drive the upper sliding block to translate along with the translation of the lower sliding block;
the upper ends of the adjusting plates are symmetrically fixed in the upper die base and are respectively positioned on two sides of the two upper sliding blocks, the lower ends of the adjusting plates are provided with cambered surfaces which are respectively contacted with the outer side surfaces of the lower sliding blocks, and the adjusting plates can push the two lower sliding blocks to translate towards the middle of the lower sliding block base when being pressed down along with the upper die base;
the middle part of the lower pressing block seat is provided with a conical protruding part with a planar top surface, the conical protruding part of the lower pressing block seat and the upper end surface of the lower sliding block are transversely provided with V-shaped grooves which are adaptive to the sizes of the twist needles to be processed, the two stop dogs are respectively clamped in the V-shaped grooves of the two lower pressing block seats, the bottom of the upper pressing block seat is provided with a conical protruding part with a planar bottom surface, gaps are arranged on two sides of the protruding part of the upper pressing block seat and the protruding part of the lower pressing block seat, the twist needles to be processed are fastened between the two lower sliding blocks by the upper pressing block seat and the lower pressing block seat through the respective protruding parts, and after the adjusting plate is pressed downwards, the two lower sliding blocks move inwards to drive the stop dogs to extrude and punch the twist needles clamped between the upper pressing block seat and the lower pressing.
Furthermore, the lower end of the die handle is a cylinder provided with an external thread, the upper surface of the upper die base is provided with a threaded hole matched with the external thread, and the lower end of the die handle is screwed into the upper die base to form fastening connection when the die handle is used.
Furthermore, an upper cover plate is arranged on two side faces of the upper die base.
And the die further comprises two adjusting screws, wherein threaded holes are formed in two outer sides of the upper die base and communicated with an adjusting plate installed in the upper die base, and the adjusting screws are screwed into the threaded holes and then prop against the adjusting plate.
Furthermore, an inner groove is formed in the lower die base along the longitudinal direction, and the lower pressing block is embedded in the inner groove in the lower die base.
Furthermore, the lower sliding block and the lower pressing block seat are provided with a plurality of V-shaped grooves which are distributed on the tops of the lower sliding block and the lower pressing block seat in parallel.
Furthermore, the lower sliding block is transversely aligned with the V-shaped groove arranged on the lower pressing block seat along the horizontal direction.
Furthermore, the number of the small springs is multiple, and the small springs are distributed in pairs in the upper die base.
Furthermore, the surfaces of two sides of the lower press block seat are also provided with baffles, so that the lower slide block is limited in the lower press block seat.
Furthermore, a pressing block is arranged at the bottom of the large spring, and the lower part of the pressing block is propped against the top of the upper pressing block seat.
The invention has the beneficial effects that: when the device is used, the twist needles are firstly arranged in the V-shaped grooves in the lower pressing block seat, then the lower pressing block seat is inserted into the lower die seat for positioning, the upper die seat is driven to move downwards by the pneumatic punch through the die handle, the middle part of the twist needles is firstly clamped by the large spring through the pressing block, when the upper die seat continues to move downwards, the small spring drives the two upper sliding blocks to tightly press the two ends of the twist needles through the upper pressing block seat, the adjusting plate is contacted with the lower sliding block along with the continuous downward movement of the upper die seat after the twist needles are tightly pressed, the lower sliding block drives the two upper sliding blocks to move towards the center together through the two baffles, so that the straight-rod twist needles punch the two bulges, and the punching and the fat. The invention is applied to the flexible needle with the butt joint requirement of the contact element, namely, the welding is carried out after the cable is cut off, and the end face of the flexible needle can form a bulb after laser welding. In addition, the invention has simple structure, can punch a plurality of twist needles at one time, completes batch production, is beneficial to saving processing time and improving the production efficiency of products.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side view of FIG. 1 of the present invention;
FIG. 3 is an enlarged view of a portion of the invention at I in FIG. 1;
in the figure: 1-die shank, 2-large spring, 3-upper die holder, 4-pressing block, 5-upper pressing block holder, 6-small spring, 7-upper sliding block, 8-stop block, 9-adjusting plate, 10-adjusting screw, 11-lower sliding block, 12-lower pressing block holder, 13-lower die holder, 14-upper cover plate, 15-baffle plate, 16-upper cover plate and 17-twist needle.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
As shown in fig. 1-3, a die for punching and enlarging double-enlarged-point twist needle 17 comprises a die shank 1, an upper die holder 3, a large spring 2, an upper pressing block holder 5, a small spring 6, an upper sliding block 7, an adjusting plate 9, a lower sliding block 11, a stop block 8, a lower pressing block holder 12 and a lower die holder 13,
the upper die holder 3 is internally provided with a hollow groove, the upper end of the upper pressing block seat 5 extends into the hollow groove, the large spring 2 is arranged between the upper die holder 3 and the upper pressing block seat 5, the upper end of the large spring 2 is propped against the top of the hollow groove of the upper die holder 3, the lower end of the upper pressing block seat 5 is propped against the top of the upper pressing block seat 5, the lower end of the upper pressing block seat 5 extends out of two sides of the hollow groove of the upper die holder 3, small springs 6 are symmetrically arranged on two sides of the upper pressing block seat 5, and the small springs 6 are arranged between the bottom of the upper die holder 3 and two side ends;
the upper sliding blocks 7 are two, the upper ends of the upper sliding blocks are embedded into the bottom of the upper pressing block seat 5 and can horizontally move left and right at the bottom of the upper pressing block seat 5, and the lower ends of the upper sliding blocks 7 protrude out of the bottom end face of the upper pressing block seat 5;
the lower sliding blocks 11 are two, the lower ends of the lower sliding blocks are symmetrically arranged in the lower pressing block seat 12, the outer side surface of each lower sliding block is in a trapezoid shape with a small upper part and a big lower part, and the lower sliding blocks can horizontally move in the lower pressing block seat 12 from side to side;
the two check blocks 8 are embedded into the lower end of the upper slide block 7, the lower end of each check block 8 is embedded into the upper end of the lower slide block 11, and the upper slide block 7 can be driven to translate along with the translation of the lower slide block 11;
the two adjusting plates 9 are strip-shaped plate-shaped, the upper ends of the two adjusting plates are symmetrically fixed in the upper die holder 3 and are respectively positioned on two sides of the two upper sliding blocks 7, the lower ends of the adjusting plates 9 are provided with arc surfaces and are respectively contacted with the outer side surfaces of the lower sliding blocks 11, and when the adjusting plates 9 are pressed down along with the upper die holder 3, the two lower sliding blocks 11 can be pushed to move towards the middle of the lower sliding block holder 12 in a translation mode;
the middle part of the lower pressing block seat 12 is provided with a conical protruding part with a planar top surface, the conical protruding part of the lower pressing block seat 12 and the upper end surface of the lower sliding block 11 are transversely provided with V-shaped grooves corresponding to the sizes of twist needles 17 to be processed, the two stop dogs 8 are respectively clamped in the V-shaped grooves of the two lower pressing block seats, the bottom of the upper pressing block seat 5 is provided with the conical protruding part with a planar bottom surface, gaps are arranged on two sides of the protruding parts of the upper pressing block seat 5 and the lower pressing block seat 12, the twist needles 17 to be processed are fastened between the two lower sliding blocks 11 by the upper pressing block seat 5 and the lower pressing block seat 12 through the respective protruding parts, and after the adjusting plate 9 is pressed downwards, the two lower sliding blocks 11 move inwards to drive the stop dogs 8 to extrude and punch the twist needles 17 clamped between the upper pressing block seat 5 and the lower pressing block seat 12.
Further, the lower end of the die shank 1 is a cylinder provided with an external thread, the upper surface of the upper die base 3 is provided with a threaded hole matched with the external thread, and the lower end of the die shank 1 is screwed into the upper die base 3 to form fastening connection during use.
Furthermore, two side surfaces of the upper die holder 3 are provided with an upper cover plate 14.
Further, still include two adjusting screw 10, two outsides of upper die base 3 are equipped with the screw hole, and the screw hole communicates with the regulating plate 9 of installation in upper die base 3, and adjusting screw 10 pushes up on regulating plate 9 behind the screw hole.
Furthermore, an inner groove is formed in the lower die holder 13 along the longitudinal direction, and the lower press block holder 12 is embedded in the inner groove in the lower die holder 13.
Furthermore, a plurality of V-shaped grooves are formed in the lower slider 11 and the lower press block seat 12, and are distributed in parallel on the tops of the lower slider 11 and the lower press block seat 12.
Further, the lower slider 11 is transversely aligned with the V-shaped groove formed on the lower slider seat 12 in the horizontal direction.
Furthermore, the number of the small springs 6 is multiple, and the small springs are distributed in pairs in the upper die holder 3.
Further, the surfaces of the two sides of the lower pressing block seat 12 are further provided with a baffle 15, so that the lower sliding block 11 is limited in the lower pressing block seat 12.
Furthermore, the bottom of the large spring 2 is also provided with a pressing block 4, and the lower part of the pressing block 4 is propped against the top of the upper pressing block seat 5.
When the twist machine is used, a twist needle 17 is firstly arranged in a V-shaped groove in a lower pressing block seat 12, then the lower pressing block seat 12 is inserted into a lower die seat 13 for positioning, a pneumatic punch is used for driving an upper die seat 3 to move downwards through a die handle 1, a large spring 2 firstly clamps the middle part of the twist needle 17 through a pressing block 4, when the upper die seat 3 continues to move downwards, a small spring 6 drives two upper sliding blocks 7 through an upper pressing block seat 5 to tightly press the two ends of the twist needle 17, the adjusting plate 9 is contacted with a lower sliding block 11 when the twist needle 17 is tightly pressed with the upper die seat 3, the lower sliding block 11 drives the two upper sliding blocks 7 to move towards the center through two baffles 15, so that the twist needle 17 punches two drums, finally the lower pressing block seat 12 is taken out, and the fat twist needle 17 which is punched is poured out, thereby completing punching.
Claims (10)
1. The utility model provides a be used for two fat some fried dough twist needles to dash fat mould which characterized in that: comprises a die handle, an upper die holder, a large spring, an upper press block seat, a small spring, an upper slide block, an adjusting plate, a lower slide block, a stop block, a lower press block seat and a lower die holder,
the upper die base is internally provided with a hollow groove, the upper end of the upper pressing block base extends into the hollow groove, the large spring is arranged between the upper die base and the upper pressing block base, the upper end of the large spring is propped against the top of the hollow groove of the upper die base, the lower end of the large spring is propped against the top of the upper pressing block base, the lower end of the upper pressing block base extends out of two sides of the hollow groove of the upper die base, small springs are symmetrically arranged on two sides of the upper pressing block base, and the small springs are arranged between the bottom of the upper die base and two side ends;
the upper sliding blocks are two, the upper ends of the upper sliding blocks are embedded into the bottom of the upper pressing block seat and can horizontally move left and right at the bottom of the upper pressing block seat, and the lower ends of the upper sliding blocks protrude out of the bottom end face of the upper pressing block seat;
the lower sliding blocks are two, the lower ends of the lower sliding blocks are symmetrically arranged in the lower pressing block seat, the outer side surface of the lower sliding block is in a trapezoid shape with a small upper part and a big lower part, and the lower sliding blocks can horizontally move in the lower pressing block seat from side to side;
the upper end of the stop block is embedded into the lower end of the upper sliding block, and the lower end of the stop block is embedded into the upper end of the lower sliding block and can drive the upper sliding block to translate along with the translation of the lower sliding block;
the upper ends of the adjusting plates are symmetrically fixed in the upper die base and are respectively positioned on two sides of the two upper sliding blocks, the lower ends of the adjusting plates are provided with cambered surfaces which are respectively contacted with the outer side surfaces of the lower sliding blocks, and the adjusting plates can push the two lower sliding blocks to translate towards the middle of the lower sliding block base when being pressed down along with the upper die base;
the middle part of the lower pressing block seat is provided with a conical protruding part with a planar top surface, the conical protruding part of the lower pressing block seat and the upper end surface of the lower sliding block are transversely provided with V-shaped grooves which are adaptive to the sizes of the twist needles to be processed, the two stop dogs are respectively clamped in the V-shaped grooves of the two lower pressing block seats, the bottom of the upper pressing block seat is provided with a conical protruding part with a planar bottom surface, gaps are arranged on two sides of the protruding part of the upper pressing block seat and the protruding part of the lower pressing block seat, the twist needles to be processed are fastened between the two lower sliding blocks by the upper pressing block seat and the lower pressing block seat through the respective protruding parts, and after the adjusting plate is pressed downwards, the two lower sliding blocks move inwards to drive the stop dogs to extrude and punch the twist needles clamped between the upper pressing block seat and the lower pressing.
2. The die for double fat point bur needle punch according to claim 1, wherein: the lower end of the die shank is a cylinder provided with an external thread, the upper surface of the upper die base is provided with a threaded hole matched with the external thread, and the lower end of the die shank is screwed into the upper die base to form fastening connection when the die shank is used.
3. The die for double fat point bur needle punch according to claim 1, wherein: and the two side surfaces of the upper die base are provided with upper cover plates.
4. The die for double fat point bur needle punch according to claim 1, wherein: the die comprises an upper die base and a lower die base, and is characterized by further comprising two adjusting screws, wherein threaded holes are formed in two outer sides of the upper die base and communicated with an adjusting plate installed in the upper die base, and the adjusting screws are screwed into the threaded holes and then prop against the adjusting plate.
5. The die for double fat point bur needle punch according to claim 1, wherein: an inner groove is formed in the lower die base along the longitudinal direction, and the lower pressing block is embedded in the inner groove in the lower die base.
6. The die for double fat point bur needle punch according to claim 1, wherein: the lower sliding block and the lower pressing block seat are provided with a plurality of V-shaped grooves which are distributed on the top of the lower sliding block and the top of the lower pressing block seat in parallel.
7. The die for double fat point bur needle punch according to claim 1, wherein: the lower sliding block is transversely aligned with the V-shaped groove arranged on the lower pressing block seat along the horizontal direction.
8. The die for double fat point bur needle punch according to claim 1, wherein: the small springs are distributed in pairs in the upper die holder.
9. The die for double fat point bur needle punch according to claim 1, wherein: the surfaces of two sides of the lower press block seat are also provided with baffles, and the lower slide block is limited in the lower press block seat.
10. The die for double fat point bur needle punch according to claim 1, wherein: the bottom of the big spring is also provided with a pressing block, and the lower part of the pressing block is propped against the top of the upper pressing block seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910784708.3A CN110518434B (en) | 2019-08-23 | 2019-08-23 | A mould that is used for two fat some fried dough twist needles to dash fat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910784708.3A CN110518434B (en) | 2019-08-23 | 2019-08-23 | A mould that is used for two fat some fried dough twist needles to dash fat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110518434A CN110518434A (en) | 2019-11-29 |
| CN110518434B true CN110518434B (en) | 2021-02-26 |
Family
ID=68627341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910784708.3A Active CN110518434B (en) | 2019-08-23 | 2019-08-23 | A mould that is used for two fat some fried dough twist needles to dash fat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110518434B (en) |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2378123A1 (en) * | 1977-01-24 | 1978-08-18 | Bouvet Ets H | Mfr. of metal handle from rods - by twisting, compressing and untwisting the rods |
| DE3443891A1 (en) * | 1984-12-01 | 1985-07-18 | Michael 4792 Bad Lippspringe Müller | Biconvex contact pin for plug-contact connections |
| CN101964463A (en) * | 2010-11-10 | 2011-02-02 | 上海航天科工电器研究院有限公司 | Radio frequency connector |
| CN105195658B (en) * | 2015-09-17 | 2018-06-26 | 河南航天精工制造有限公司 | A kind of thermal upsetting die and its upper mold |
| CN105337135B (en) * | 2015-12-04 | 2018-01-02 | 遵义市飞宇电子有限公司 | A kind of twist needle needle body crimps positioner |
| CN108246950A (en) * | 2017-12-22 | 2018-07-06 | 临沂市海纳电子有限公司 | A kind of fried dough twist contact pin upset equipment automatically |
| CN108183377A (en) * | 2017-12-29 | 2018-06-19 | 康怀旺 | A kind of drum waist device of twist needle |
| CN209150457U (en) * | 2018-12-27 | 2019-07-23 | 武汉华中激光产业有限公司 | A kind of twisted wire contact pin Full automatic shaping upsetting machine |
| CN109473850B (en) * | 2018-12-27 | 2023-10-24 | 武汉华中激光产业有限公司 | Automatic stranded wire contact pin production machine |
| CN209029665U (en) * | 2018-12-29 | 2019-06-25 | 遵义市飞宇电子有限公司 | A kind of upset mould of twist needle |
-
2019
- 2019-08-23 CN CN201910784708.3A patent/CN110518434B/en active Active
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| CN110518434A (en) | 2019-11-29 |
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