CN208495685U - Oil pipe bolt Combined mold for processing - Google Patents

Oil pipe bolt Combined mold for processing Download PDF

Info

Publication number
CN208495685U
CN208495685U CN201821176889.9U CN201821176889U CN208495685U CN 208495685 U CN208495685 U CN 208495685U CN 201821176889 U CN201821176889 U CN 201821176889U CN 208495685 U CN208495685 U CN 208495685U
Authority
CN
China
Prior art keywords
mold core
shaping mold
semi
car
needle
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201821176889.9U
Other languages
Chinese (zh)
Inventor
沈永瑞
孔洪奎
池辉
罗燕
汪斌
董建形
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZHEJIANG YUTAI AUTOMOBILE PARTS CO Ltd
Original Assignee
ZHEJIANG YUTAI AUTOMOBILE PARTS CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ZHEJIANG YUTAI AUTOMOBILE PARTS CO Ltd filed Critical ZHEJIANG YUTAI AUTOMOBILE PARTS CO Ltd
Priority to CN201821176889.9U priority Critical patent/CN208495685U/en
Application granted granted Critical
Publication of CN208495685U publication Critical patent/CN208495685U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

Disclosed by the utility model is oil pipe bolt Combined mold for processing characterized by comprising the first cold upsetting die of car, it is pre-perforated to obtain the first semi-finished blank for carrying out the wire blank for making oil pipe bolt;Second cold upsetting die of car, for carrying out preforming by the head of the first semi-finished blank and threaded shank and carrying out secondary punching to obtain the second semi-finished blank;Third cold upsetting die of car, for flattening and being punched three times to obtain third semi-finished blank by the head of the second semi-finished blank;4th cold upsetting die of car, for the head of third semi-finished blank to be shaped as hexagon and carries out four punchings to obtain the 4th semi-finished blank;5th cold upsetting die of car, for being finished the 4th semi-finished blank to obtain oil pipe bolt.Five punchings are carried out to oil pipe bolt by five groups of molds, improve the quality of punching, the dug out waste material of punching can be used to extend the length of bolt by punching every time, and waste material is fully utilized, production cost is reduced.

Description

Oil pipe bolt Combined mold for processing
Technical field
Disclosed by the utility model is a kind of fastener processing mold, in particular to oil pipe bolt Combined mold for processing.
Background technique
Oil pipe bolt in the market, including screw rod, screw rod one end outer peripheral surface are provided with screw thread, and the other end is provided with and screw rod Coaxial and circumferential surface is the head of regular hexagon, and axial Oil Guide channel is offered on the lateral face at screw flight end, and axial Oil Guide is logical Road and screw coaxial are arranged, and screw rod outer peripheral surface offers radial oil guide hole, and radial oil guide hole is connected with axial Oil Guide channel It is logical.In the prior art, the radial oil guide hole of oil pipe bolt is required to make by lathe process with axial Oil Guide channel, efficiency It is low and not can guarantee quality.
Utility model content
In view of technical problem present in background technique, the technical issues of the utility model is solved, is intended to provide a kind of oil Pipe bolt Combined mold for processing can not only be realized and carry out cold-heading one-pass molding to oil pipe bolt global shape, in cold-heading Cheng Zhong, moreover it is possible to axial Oil Guide channel be punched, production efficiency is improved, be suitable for producing in enormous quantities.
In order to solve the above technical problems, the utility model adopts the following technical solutions: combination die is used in oil pipe bolt processing Tool characterized by comprising
First cold upsetting die of car, the wire blank for that will make oil pipe bolt carry out pre-perforated to obtain the first semi-finished product base Material;
Second cold upsetting die of car, for carrying out preforming by the head of the first semi-finished blank and threaded shank and carrying out secondary beat Hole is to obtain the second semi-finished blank;
Third cold upsetting die of car, for flattening the head of the second semi-finished blank and being punched three times to obtain third half Finished product blank;
4th cold upsetting die of car, for the head of third semi-finished blank to be shaped as hexagon and carries out four punchings to obtain Obtain the 4th semi-finished blank;
5th cold upsetting die of car, the hole for hexagon-head and screw rod to the 4th semi-finished blank are finished to obtain Finished product oil pipe bolt;
Transport mechanism, for the wire blank to be transferred to the first cold upsetting die of car, is transplanted on the first semi-finished blank Second cold upsetting die of car, the second semi-finished blank is transplanted on to third cold upsetting die of car, that third semi-finished blank is transplanted on the 4th is cold 4th semi-finished blank is transplanted on the 5th cold upsetting die of car by upsetting mold;
First cold upsetting die of car includes the first dynamic model being oppositely arranged and the first quiet mould, is equipped with and uses in first dynamic model In the first mandril for heading on wire blank head and shaping mold core A for accommodating wire blank head, the first quiet mould Equipped with shaping mold core B, the first perforating needle, the first needle guard and the first push rod, first needle guard is movably set in the first perforating needle On, first push rod front end heads on the setting of the first needle guard rear end, and first perforating needle extends in shaping mold core B;
Second cold upsetting die of car includes the second dynamic model being oppositely arranged and the second quiet mould, is equipped with and uses in second dynamic model In the second mandril for heading on the first semi-finished blank head and for by the first semi-finished blank head carry out shaping sizing die Core C is equipped with shaping mold core D, the second perforating needle, the second needle guard and the second push rod, the shaping mold core D tool in the second quiet mould There is the inner cavity for deforming the first semi-finished blank threaded shank, second needle guard is movably set on the second perforating needle, and described the Two push rod front ends head on the setting of the second needle guard rear end, and second perforating needle extends in shaping mold core D;
The third cold upsetting die of car includes the third dynamic model being oppositely arranged and the quiet mould of third, is equipped in the third dynamic model whole Shape mold core E, the shaping mold core E front end face are equipped with arc groove, shaping mold core F are equipped in the quiet mould of third, third is punched Needle, third needle guard and third push rod, the shaping mold core F has the inner cavity for deforming the second semi-finished blank threaded shank, described Third needle guard is movably set on third perforating needle, and third push rod front end heads on the setting of third needle guard rear end, the third Perforating needle extends in shaping mold core F;
4th cold upsetting die of car includes the 4th dynamic model and the 4th quiet mould being oppositely arranged, and the is equipped in the 4th dynamic model Four mandrils and shaping mold core G, the shaping mold core G have the inner cavity that third semi-finished blank head is shaped as to hexagon, institute It states the 4th mandril to extend in the inner cavity of shaping mold core G, shaping mold core H, the 4th perforating needle, the 4th needle is equipped in the 4th quiet mould Set and the 4th push rod, the shaping mold core H have the inner cavity for deforming third semi-finished blank threaded shank, and the 4th needle guard is living Dynamic to be sheathed on the 4th perforating needle, the 4th push rod front end heads on the setting of the 4th needle guard rear end, and the 4th perforating needle extends to In shaping mold core H;
5th cold upsetting die of car includes the 5th dynamic model and the 5th quiet mould being oppositely arranged, and the is equipped in the 5th dynamic model Five mandrils and shaping mold core K, the shaping mold core K has the inner cavity for finishing the 4th semi-finished blank head, described 5th mandril extends in the inner cavity of shaping mold core K, and shaping mold core L, the 5th perforating needle, the 5th needle guard are equipped in the 5th quiet mould With the 5th push rod, the shaping mold core L has the inner cavity for finishing the 4th semi-finished blank threaded shank, the 5th needle Set is movably set on the 5th perforating needle, and the 5th push rod front end heads on the setting of the 5th needle guard rear end, the 5th perforating needle It extends in shaping mold core L.
The shaping mold core A, shaping mold core B, shaping mold core C, shaping mold core D, shaping mold core E, shaping mold core F, shaping Mold core G, shaping mold core H, shaping mold core K, shaping mold core L are all made of cemented carbide material.
The utility model forms oil pipe bolt using perforating needle and needle guard mutual cooperation, is demoulded, so that oil pipe spiral shell Bolt can cold-heading one-pass molding, eliminate the trouble punched again to axial Oil Guide channel, production efficiency greatly improves;Pass through Five groups of molds carry out five punchings to oil pipe bolt, can not only improve the quality of axial Oil Guide channel punching, and beat every time The dug out waste material of punching is used to extend the length of bolt by Kong Junneng, and waste material is fully utilized, leading for waste material is avoided Out with processing work, production cost is substantially reduced.
Detailed description of the invention
Fig. 1 is oil pipe bolt schematic diagram of the process;
Fig. 2 is the first cold upsetting die of car structural schematic diagram;
Fig. 3 is the second cold upsetting die of car structural schematic diagram;
Fig. 4 is third cold upsetting die of car structural schematic diagram;
Fig. 5 is the 4th cold upsetting die of car structural schematic diagram;
Fig. 6 is the 5th cold upsetting die of car structural schematic diagram.
Specific embodiment
Referring to attached drawing, oil pipe bolt Combined mold for processing, comprising: the first cold upsetting die of car, for oil pipe bolt will to be made Wire blank 10 carry out it is pre-perforated to obtain the first semi-finished blank 20;Second cold upsetting die of car is used for the first semi-finished product base The head of material 20 and threaded shank carry out preforming and carry out secondary punching to obtain the second semi-finished blank 30;Third cold heading die Tool, for flattening and being punched three times to obtain third semi-finished blank 40 by the head of the second semi-finished blank 20;4th Cold upsetting die of car, for by the head of third semi-finished blank 40 be shaped as hexagon and carry out four times punching with obtain the 4th half at Product blank 50;5th cold upsetting die of car, the hole for hexagon-head and screw rod to the 4th semi-finished blank 50 finished with Obtain finished product oil pipe bolt 60;Transport mechanism, for by the wire blank be transferred to the first cold upsetting die of car 1, by the first half at Product blank is transplanted on the second cold upsetting die of car 2, the second semi-finished blank is transplanted on to third cold upsetting die of car 3, by third semi-finished product base Material is transplanted on the 4th cold upsetting die of car 4, the 4th semi-finished blank is transplanted on the 5th cold upsetting die of car 5.
As shown in Fig. 2, first cold upsetting die of car 1 includes the first dynamic model 101 and the first quiet mould 102 being oppositely arranged, institute It states in the first dynamic model 101 and is equipped with for heading on first mandril 103 on wire blank head and for accommodating wire blank head Shaping mold core A104 is equipped with shaping mold core B105, the first perforating needle 106, the first needle guard 107 and the in the first quiet mould 102 One push rod 108, first needle guard 107 are movably set on the first perforating needle 106, and 108 front end of the first push rod heads on The setting of one needle guard, 107 rear end, first perforating needle 106 extend in shaping mold core B105.
In the present embodiment, the described first quiet mould 102 include set gradually first before mold core 111 in mold core 110, first Mold core 112 after with first, the combination of mold core 112 is set to the first mould after mold core 111 and first in mold core 110, first before described first In shell 113, the center of 112 front end face of mold core after first perforating needle 106 is fixed on first, first push rod 108 is axially After being inserted in first in mold core 112, in the present embodiment, first push rod 108 is equipped with three, and surrounds the first perforating needle 106 are distributed, and mold core 112 is slidably connected after first push rod 108 and first, and the first putting back-end is connect with the first power source, And moved axially by the first power source drive, 107 bottom of the first needle guard is equipped with rotary table 1071, first push rod 108 front end faces head on 1071 rear end face of rotary table of the first needle guard, and the first push rod 108 is enabled to push the first needle when pushing forward Set 107 moves forward together.First perforating needle, 106 length is greater than the first needle guard 107, and mold core 111 is equipped in described first For the channel that the first needle guard 107 axially slides, prevent appearance position during the sliding of the first needle guard front and back from deviating, the shaping Before mold core B 105 is embedded at first in mold core 110.
As shown in figure 3, second cold upsetting die of car 2 includes the second dynamic model 201 and the second quiet mould 202 being oppositely arranged, institute It states the second mandril 203 being equipped in the second dynamic model 201 for heading on the first semi-finished blank head and is used for the first semi-finished product Blank head carries out the shaping mold core C204 of shaping, is equipped with shaping mold core D205, the second perforating needle in the second quiet mould 202 206, the second needle guard 207 and the second push rod 208, the shaping mold core D205, which has, deforms the first semi-finished blank threaded shank Inner cavity, second needle guard 207 are movably set on the second perforating needle 206, and 208 front end of the second push rod heads on the second needle guard The setting of 207 rear ends, second perforating needle 206 extend in shaping mold core D205.
In the present embodiment, the described second quiet mould 202 include set gradually second before mold core 211 in mold core 210, second Mold core 212 after with second, the combination of mold core 212 is set to the second mould after mold core 211 and second in mold core 210, second before described second In shell 213, the center of 212 front end face of mold core after second perforating needle 206 is fixed on second, second push rod 208 is axially After being inserted in second in mold core 212, in the present embodiment, second push rod 212 is equipped with three, and surrounds the second perforating needle 206 are distributed, and mold core 212 is slidably connected after second push rod 208 and second, and the second putting back-end is connect with the second power source, And moved axially by the second power source drive, 207 bottom of the second needle guard is equipped with rotary table 2071, second push rod 208 front end faces head on 2071 rear end face of rotary table of the second needle guard, and the second push rod 208 is enabled to push the second needle when pushing forward Set 207 moves forward together.Second perforating needle, 206 length is greater than the second needle guard 207, and mold core 211 is equipped in described second For the channel that the second needle guard 207 axially slides, prevent appearance position during sliding before and after the second needle guard 207 from deviating, it is described Before shaping mold core D205 is embedded at second in mold core 210.
As shown in figure 4, the third cold upsetting die of car 3 includes the third dynamic model 301 and the quiet mould 302 of third being oppositely arranged, institute It states and is equipped with shaping mold core E304 in third dynamic model 301, the shaping mold core E304 front end face is equipped with arc groove, and the third is quiet Shaping mold core F305, third perforating needle 306, third needle guard 307 and third push rod 308, the shaping mold core are equipped in mould 302 F305 has the inner cavity for deforming the second semi-finished blank threaded shank, and the third needle guard 307 is movably set in third perforating needle On 306,308 front end of third push rod heads on the setting of 307 rear end of third needle guard, and the third perforating needle 306 extends to sizing die In core F305.
In the present embodiment, the quiet mould 302 of the third includes mold core 310 before the third that sets gradually, mold core 311 in third With mold core 312 after third, mold core 310 before the third, the combination of mold core 312 is set to third mould after mold core 311 and third in third In shell 313, the third perforating needle 306 is fixed on the center of 312 front end face of mold core after third, and the third push rod 308 is axial It is inserted in after third in mold core 312, in the present embodiment, the third push rod 308 is equipped with three, and surrounds third perforating needle 306 distributions, the third push rod 308 are slidably connected with mold core 312 after third, and 308 rear end of third push rod and third power source connect It connects, and is moved axially by third power source drive, 307 bottom of third needle guard is equipped with rotary table 3071, and the third pushes away 308 front end face of bar heads on 3071 rear end face of rotary table of third needle guard, and third push rod 308 is enabled to push third when pushing forward Needle guard 307 moves forward together.306 length of third perforating needle is greater than third needle guard 307, and mold core 311 is set in the third There is the channel axially slid for third needle guard 307, prevents appearance position during sliding before and after third needle guard 307 from deviating, institute Shaping mold core F305 is stated to be embedded at before third in mold core 310.
As shown in figure 5, the 4th cold upsetting die of car 4 includes the 4th dynamic model 401 and the 4th quiet mould 402 being oppositely arranged, institute It states and is equipped with the 4th mandril 403 and shaping mold core G404 in the 4th dynamic model 401, the shaping mold core G404 has third semi-finished product Blank head is shaped as the inner cavity of hexagon, and the 4th mandril 403 extends in the inner cavity of shaping mold core G404, and the described 4th is quiet Shaping mold core H405, the 4th perforating needle 406, the 4th needle guard 407 and the 4th push rod 408, the shaping mold core are equipped in mould 402 H405 has the inner cavity for deforming third semi-finished blank threaded shank, and the 4th needle guard 407 is movably set in the 4th perforating needle On 406,408 front end of the 4th push rod heads on the setting of 407 rear end of the 4th needle guard, and the 4th perforating needle 406 extends to sizing die In core H405.
In the present embodiment, the described 4th quiet mould 402 include set gradually the 4th before mold core 411 in mold core the 410, the 4th Mold core 412 after with the 4th, the combination of mold core 412 is set to the 4th mould after mold core 411 and the 4th in mold core the 410, the 4th before the described 4th In shell 413, the center of 412 front end face of mold core after the 4th perforating needle 406 is fixed on the 4th, the 4th push rod 408 is axially After being inserted in the 4th in mold core 412, in the present embodiment, the 4th push rod 408 is equipped with three, and surrounds the 4th perforating needle 406 are distributed, and mold core 412 is slidably connected after the 4th push rod 408 and the 4th, and 408 rear end of the 4th push rod and the 4th power source connect It connects, and is moved axially by the 4th power source drive, 407 bottom of the 4th needle guard is equipped with rotary table 4071, and the described 4th pushes away 408 front end face of bar heads on 4071 rear end face of rotary table of the 4th needle guard, and the 4th push rod 408 is enabled to push the 4th when pushing forward Needle guard 407 moves forward together.4th perforating needle, 406 length is greater than the 4th needle guard 407, and mold core 411 is set in the described 4th There is the channel axially slid for the 4th needle guard 407, prevents appearance position during the sliding of the 4th needle guard front and back from deviating, it is described whole Before shape mold core H405 is embedded at the 4th in mold core 410.
As shown in fig. 6, the 5th cold upsetting die of car 5 includes the 5th dynamic model 501 and the 5th quiet mould 502 being oppositely arranged, institute It states and is equipped with the 5th mandril 503 and shaping mold core K504 in the 5th dynamic model 501, the shaping mold core K504 has the 4th semi-finished product The inner cavity that blank head is finished, the 5th mandril 503 extend in the inner cavity of shaping mold core K504, the 5th quiet mould Shaping mold core L505, the 5th perforating needle 506, the 5th needle guard 507 and the 5th push rod 508, the shaping mold core L505 are equipped in 502 With the inner cavity for finishing the 4th semi-finished blank threaded shank, the 5th needle guard 507 is movably set in the 5th punching On needle 506,508 front end of the 5th push rod heads on the setting of 507 rear end of the 5th needle guard, and the 5th perforating needle 506 extends to shaping In mold core L505.
In the present embodiment, the described 5th quiet mould 502 include set gradually the 5th before mold core 511 in mold core the 510, the 5th Mold core 512 after with the 5th, the combination of mold core 512 is set to the 5th mould after mold core 511 and the 5th in mold core the 510, the 5th before the described 5th In shell 513, the center of 512 front end face of mold core after the 5th perforating needle 506 is fixed on the 5th, the 5th push rod 508 is axially After being inserted in the 5th in mold core 512, in the present embodiment, the 5th push rod 508 is equipped with three, and surrounds the 5th perforating needle 506 are distributed, and mold core 512 is slidably connected after the 5th push rod 508 and the 5th, and 508 rear end of the 5th push rod and the 5th power source connect It connects, and is moved axially by the 5th power source drive, 507 bottom of the 5th needle guard is equipped with rotary table 5071, and the described 5th pushes away 508 front end face of bar heads on 5071 rear end face of rotary table of the 5th needle guard, and the 5th push rod 508 is enabled to push the 5th when pushing forward Needle guard 507 moves forward together.5th perforating needle, 506 length is greater than the 5th needle guard 507, and mold core 511 is set in the described 5th There is the channel axially slid for the 5th needle guard 507, prevents appearance position during sliding before and after the 5th needle guard 507 from deviating, institute It states before shaping mold core L505 is embedded at the 5th in mold core 510.
The shaping mold core A, shaping mold core B, shaping mold core C, shaping mold core D, shaping mold core E, shaping mold core F, shaping Mold core G, shaping mold core H, shaping mold core K, shaping mold core L are all made of cemented carbide material, and cemented carbide material hardness is high, resistance to Mill, can be improved bolt shaping quality.

Claims (2)

1. oil pipe bolt Combined mold for processing characterized by comprising
First cold upsetting die of car, it is pre-perforated to obtain the first semi-finished blank for carrying out the wire blank for making oil pipe bolt;
Second cold upsetting die of car, for by the head of the first semi-finished blank and threaded shank carry out it is preforming and carry out secondary punching with Obtain the second semi-finished blank;
Third cold upsetting die of car, for flattening and being punched three times to obtain third semi-finished product by the head of the second semi-finished blank Blank;
4th cold upsetting die of car, for the head of third semi-finished blank to be shaped as hexagon and carries out four punchings to obtain the Four semi-finished blanks;
5th cold upsetting die of car, the hole for hexagon-head and screw rod to the 4th semi-finished blank are finished to obtain finished product Oil pipe bolt;
Transport mechanism, for the wire blank to be transferred to the first cold upsetting die of car, the first semi-finished blank is transplanted on second Second semi-finished blank is transplanted on third cold upsetting die of car, third semi-finished blank is transplanted on the 4th cold heading die by cold upsetting die of car 4th semi-finished blank is transplanted on the 5th cold upsetting die of car by tool;
First cold upsetting die of car includes the first dynamic model being oppositely arranged and the first quiet mould, is equipped in first dynamic model for pushing up First mandril on wire blank head and the shaping mold core A for accommodating wire blank head, be equipped in the first quiet mould Shaping mold core B, the first perforating needle, the first needle guard and the first push rod, first needle guard are movably set on the first perforating needle, institute It states the first push rod front end and heads on the setting of the first needle guard rear end, first perforating needle extends in shaping mold core B;
Second cold upsetting die of car includes the second dynamic model being oppositely arranged and the second quiet mould, is equipped in second dynamic model for pushing up Second mandril on the first semi-finished blank head and for by the first semi-finished blank head carry out shaping shaping mold core C, Shaping mold core D, the second perforating needle, the second needle guard and the second push rod are equipped in the second quiet mould, the shaping mold core D has will The inner cavity of first semi-finished blank threaded shank deformation, second needle guard are movably set on the second perforating needle, and described second pushes away Bar front end heads on the setting of the second needle guard rear end, and second perforating needle extends in shaping mold core D;
The third cold upsetting die of car includes the third dynamic model being oppositely arranged and the quiet mould of third, is equipped with sizing die in the third dynamic model Core E, the shaping mold core E front end face are equipped with arc groove, and shaping mold core F, third perforating needle, the are equipped in the quiet mould of third Three needle guards and third push rod, the shaping mold core F have the inner cavity for deforming the second semi-finished blank threaded shank, the third needle Set is movably set on third perforating needle, and third push rod front end heads on the setting of third needle guard rear end, the third perforating needle It extends in shaping mold core F;
4th cold upsetting die of car includes the 4th dynamic model and the 4th quiet mould being oppositely arranged, and the 4th top is equipped in the 4th dynamic model Bar and shaping mold core G, the shaping mold core G have an inner cavity that third semi-finished blank head is shaped as to hexagon, and described the Four mandrils extend in the inner cavity of shaping mold core G, in the 4th quiet mould be equipped with shaping mold core H, the 4th perforating needle, the 4th needle guard and 4th push rod, the shaping mold core H have the inner cavity for deforming third semi-finished blank threaded shank, the 4th needle guard movable sleeve On the 4th perforating needle, the 4th push rod front end heads on the setting of the 4th needle guard rear end, and the 4th perforating needle extends to shaping In mold core H;
5th cold upsetting die of car includes the 5th dynamic model and the 5th quiet mould being oppositely arranged, and the 5th top is equipped in the 5th dynamic model Bar and shaping mold core K, the shaping mold core K have an inner cavity for finishing the 4th semi-finished blank head, and the described 5th Mandril extends in the inner cavity of shaping mold core K, and shaping mold core L, the 5th perforating needle, the 5th needle guard and the are equipped in the 5th quiet mould Five push rods, the shaping mold core L have the inner cavity for finishing the 4th semi-finished blank threaded shank, and the 5th needle guard is living Dynamic to be sheathed on the 5th perforating needle, the 5th push rod front end heads on the setting of the 5th needle guard rear end, and the 5th perforating needle extends to In shaping mold core L.
2. oil pipe bolt Combined mold for processing according to claim 1, which is characterized in that the shaping mold core A, shaping Mold core B, shaping mold core C, shaping mold core D, shaping mold core E, shaping mold core F, shaping mold core G, shaping mold core H, shaping mold core K, Shaping mold core L is all made of cemented carbide material.
CN201821176889.9U 2018-07-24 2018-07-24 Oil pipe bolt Combined mold for processing Active CN208495685U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821176889.9U CN208495685U (en) 2018-07-24 2018-07-24 Oil pipe bolt Combined mold for processing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821176889.9U CN208495685U (en) 2018-07-24 2018-07-24 Oil pipe bolt Combined mold for processing

Publications (1)

Publication Number Publication Date
CN208495685U true CN208495685U (en) 2019-02-15

Family

ID=65290962

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821176889.9U Active CN208495685U (en) 2018-07-24 2018-07-24 Oil pipe bolt Combined mold for processing

Country Status (1)

Country Link
CN (1) CN208495685U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109719248A (en) * 2019-02-21 2019-05-07 鹏驰五金制品(昆山)有限公司 A kind of rearview mirror bolt processing technic featuring

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109719248A (en) * 2019-02-21 2019-05-07 鹏驰五金制品(昆山)有限公司 A kind of rearview mirror bolt processing technic featuring

Similar Documents

Publication Publication Date Title
CN107662087B (en) The manufacturing process of high-quality precision valve core of the electromagnetic valve
CN202263880U (en) Cold upsetting combined female die for machining blind rivet mandrel by upsetting-extruding method
CN104646581B (en) A kind of super large head bolt of long stem manufacture method and mould structure
CN203356523U (en) Manufacturing device for flange nut through cold heading
CN104525811A (en) Part cold heading machining method
CN105344735A (en) Cold extrusion forming mold and forming process of output shaft having inner hole
CN102126107A (en) Forging process of forged rings
CN101733319A (en) Rotary extrusion forming method and mould thereof
CN208495685U (en) Oil pipe bolt Combined mold for processing
CN106475502A (en) A kind of jag draws the manufacture method of cap blank
CN104209443B (en) Spline pin roll cold heading device and production process thereof
US2969030A (en) Production of writing tips
CN108723274A (en) Oil pipe bolt Combined mold for processing
CN109590426A (en) The blank mold structure of automobile engine using new energy resources gear shaft enclosed forging and forming
CN201815555U (en) Machining equipment for flat-head hexagon bolt of cold-extrusion forming vehicle
CN1947881A (en) Shaping mould and its using method
CN203356506U (en) Hexagon ultra-thick nut cold heading device
CN109848361B (en) Method for manufacturing T-shaped elliptical inner sleeve blank for automobile
JP6650093B2 (en) Squid needle manufacturing method
CN103736896A (en) Die floating type forging die rack
CN101157098A (en) Contracted pipe shaping mold
CN202667418U (en) Blank forming die of titanium alloy half-thread bolt
CN207615603U (en) A kind of cold-heading module for manufacturing flange sleeve
CN105436380A (en) Combined cold-heading female die for core bars of self-plugging rivets
US2113172A (en) Manufacture of headed blanks

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant