CN102688938B - Hot stamping mould of screw stud - Google Patents
Hot stamping mould of screw stud Download PDFInfo
- Publication number
- CN102688938B CN102688938B CN201210168415.0A CN201210168415A CN102688938B CN 102688938 B CN102688938 B CN 102688938B CN 201210168415 A CN201210168415 A CN 201210168415A CN 102688938 B CN102688938 B CN 102688938B
- Authority
- CN
- China
- Prior art keywords
- plate
- fixed head
- fixed
- head
- counterdie
- 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
Links
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a hot stamping mould of a screw stud. The hot stamping mould comprises a mould handle as well as an upper template, an upper mould base plate, an upper mould fixing plate, an elastic body, an upper demoulding fixing plate and a lower demoulding fixing plate which are connected in sequence from top to bottom, and further comprises a lower template, a lower mould base plate and a lower mould fixing plate which are fixedly connected from bottom to top; the mould handle is fixed on the upper template; the lower demoulding fixing plate is fixedly connected with an upper mould core; an upper stamping mould head is matched in the stepped hole formed by the upper mould fixing plate, the elastic body, the upper demoulding fixing plate and the upper mould core in a sliding manner; and the lower mould fixing plate is fixed with a lower mould core. The hot stamping mould further comprises an upper mould guiding column and a lower mould guiding column, wherein the upper mould guiding column is fixed in the center hole of the upper stamping mould head; the lower mould guiding column is fixed in the center hole of the lower mould core; and an ejection structure for ejecting the screw stud is arranged on the mould handle. The hot stamping mould adopts a seamless steel tube, can finish the rough machining and drilling to the screw stud at the same time, has a simple technological process and less consumed time, and saves production time and raw materials.
Description
Technical field
the present invention relates to a kind of hot stamping die, is a kind of stud hot stamping die for the production of hollow stud concretely.
Background technology
Stud is industrially widely used, the pattern of stud is also more and more, wherein inner via hole stud uses also comparatively general aborning, at present, inner via hole stud is generally produced by mach method, and the centre bore of inner via hole stud is processed by the mode of boring, and such manufacturing procedure is more complicated, the time consumed is more, and during boring, waste of material is also very large.
Summary of the invention
The technical problem to be solved in the present invention is, provide a kind of process simple, elapsed time is few and save the stud hot stamping die of material.
For solving the problems of the technologies described above, a kind of stud hot stamping die of the present invention, comprise die shank, the cope match-plate pattern connected successively from top to bottom, upper die plate, upper mould fixed plate, elastomer, upper demoulding fixed head, bottom knockout fixed head and the lower bolster be fixedly connected sequentially from the bottom up, counterdie backing plate and counterdie fixed head, described die shank lower end is fixed on cope match-plate pattern, described bottom knockout fixed head center is fixedly connected with upper mold core, described upper mould fixed plate, elastomer, stamping head is sliding combined with in the shoulder hole that upper demoulding fixed head and upper mold core are formed, described counterdie fixed head center is fixedly connected with lower mold core, also comprise patrix lead and counterdie lead, described patrix lead is fixed in the centre bore of stamping head, counterdie lead is fixed in the centre bore of lower mold core, described die shank is also provided with the ejecting structure for ejecting stud.
As preferably, described ejecting structure comprises plays rod and spring, playing rod is slidably fitted in die shank centre bore, beating excellent upper end is free end, beat excellent lower end and upper stamping head upper end to offset, spring and upper stamping head are socketed, and spring upper end and upper stamping head upper end cascaded surface offset, and lower spring end and upper mould fixed plate offset.
After adopting said structure, the present invention has the following advantages: what stud hot stamping die of the present invention adopted is a kind of hot stamping die, the raw material adopted are the seamless steel pipes with through hole, mould is put into by after seamless steel pipe blank, heating, seamless steel pipe is socketed on patrix lead, then matched moulds carries out punching press, die sinking and discharging, because the raw material adopted is seamless steel pipe, roughing for stud completes in the lump with boring, technical process is simple, expend time in less, do not need to carry out holing etc. operation again, saves production time and raw material.
As improvement, described cope match-plate pattern, upper die plate, upper mould fixed plate, elastomer, upper demoulding fixed head are connected successively from top to bottom with bottom knockout fixed head and refer to, cope match-plate pattern, to be fixedly connected with by the first securing member between upper die plate and upper mould fixed plate, be fixedly connected with by the second securing member between upper demoulding fixed head and bottom knockout fixed head, cope match-plate pattern, upper die plate, upper mould fixed plate, elastomer, upper demoulding fixed head and bottom knockout fixed head are by combination Stud connection; The entirety that cope match-plate pattern, upper die plate and upper mould fixed plate are formed and combination stud sliding fit, the entirety that upper demoulding fixed head and bottom knockout fixed head are formed is fixed with combination stud; The entirety that cope match-plate pattern, upper die plate and upper mould fixed plate are formed is fixed with combination stud, the entirety that upper demoulding fixed head and bottom knockout fixed head are formed and combination stud sliding fit.Described combination stud upper end is upward sliding or the combination stud lower end slide downward when elastomer compression when elastomer compression, and can not fixed head be dropped out, cope match-plate pattern, be fixedly connected with by the first securing member between upper die plate and upper mould fixed plate, formed overall, be fixedly connected with by the second securing member between upper demoulding fixed head and bottom knockout fixed head, formed overall, this structure ensures elastomer, the entirety that upper demoulding fixed head and bottom knockout fixed head are formed can all the time with cope match-plate pattern, the integrated connection that upper die plate and upper mould fixed plate are formed, not easily fractureed, long service life.
As improvement, described lower bolster, counterdie backing plate and counterdie fixed head are fixedly connected sequentially from the bottom up and refer to, lower bolster, are fixedly connected with by the 3rd securing member between counterdie backing plate and counterdie fixed head.By lower bolster, be fixedly connected with by the 3rd securing member between counterdie backing plate and counterdie fixed head, make it not easily be fractureed, long service life.
As improvement, the profile of described cope match-plate pattern, upper die plate, upper mould fixed plate, elastomer, upper demoulding fixed head, bottom knockout fixed head, lower bolster, counterdie backing plate and counterdie fixed head is cylindrical.Cylindrical is zhou duicheng tuxing, and not easily sideslip when punching press, the product symmetry processed is good.
As improvement, described elastomer is the elastomer of material rubber.Adopt rubber, low price, buying is simple, and performance is good.
As improvement, described first securing member and the second securing member are stud; Described 3rd securing member is stud.Employing stud is fixed, and structure is simple, easy installation and removal.
Accompanying drawing explanation
Fig. 1 is the structural representation of stud hot stamping die of the present invention.
Fig. 2 is the structural representation after stud hot stamping die of the present invention die sinking.
Fig. 3 is the sectional view of the product that the present invention produces.
Fig. 4 is the sectional view that the present invention adopts stock.
Shown in figure, 1-die shank, 2-cope match-plate pattern, 3-upper die plate, 4-upper mould fixed plate, 5-elastomer, the upper demoulding fixed head of 6-, 7-bottom knockout fixed head, 8-counterdie fixed head, 9-counterdie backing plate, 10-lower bolster, 11-upper mold core, the upper stamping head of 12-, 13-lower mold core, 14-patrix lead, 15-counterdie lead, 16-plays rod, 17-spring, and 18-combines stud, 19-first securing member, 20-second securing member, 21-the 3rd securing member.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail.
As shown in Figures 1 to 4, a kind of stud hot stamping die, comprise die shank 1, the cope match-plate pattern 2 connected successively from top to bottom, upper die plate 3, upper mould fixed plate 4, elastomer 5, upper demoulding fixed head 6, bottom knockout fixed head 7 and the lower bolster 10 be fixedly connected sequentially from the bottom up, counterdie backing plate 9 and counterdie fixed head 8, described die shank 1 lower end is fixed on cope match-plate pattern 2, described bottom knockout fixed head 7 center is fixedly connected with upper mold core 11, bottom knockout fixed head 7 is provided with centre bore, and it is interior and fixing that upper mold core 11 is socketed in bottom knockout fixed head 7 centre bore; Described upper mould fixed plate 4, elastomer 5, upper demoulding fixed head 6 and upper mold core 11 are equipped with centre bore, stamping head 12 is sliding combined with in the shoulder hole that upper mould fixed plate 4, elastomer 5, upper demoulding fixed head 6 and upper mold core 11 4 are formed, described counterdie fixed head 8 center is fixedly connected with lower mold core 13, counterdie fixed head 8 is provided with centre bore, and it is interior and fixing that lower mold core 13 is socketed in counterdie fixed head 8 centre bore; Also comprise patrix lead 14 and counterdie lead 15, described patrix lead 14 is fixed in the centre bore of stamping head 12, counterdie lead 15 is fixed in the centre bore of lower mold core 13, patrix lead 14 is identical with counterdie lead 15 diameter and be slightly less than the internal diameter of raw material seamless steel pipe, described die shank 1 is also provided with the ejecting structure for ejecting stud.
Described ejecting structure comprises plays rod 16 and spring 17, playing rod 16 is slidably fitted in die shank 1 centre bore, beating excellent 16 upper ends is free end, beat excellent 16 lower ends and upper stamping head 12 upper end to offset, upper stamping head 12 is multidiameter structure, spring 17 and upper stamping head 12 are socketed, and spring 17 upper end and upper stamping head 12 upper end cascaded surface offset, and spring 17 lower end and upper mould fixed plate 4 offset.The centre bore of upper mould fixed plate 4 is shoulder hole, the aperture of macropore slightly larger than the diameter of axle at the larger axis position of upper stamping head 12 multidiameter, elastomer 5, upper demoulding fixed head 6 and diameter of axle at less axle position slightly larger than upper stamping head 12 multidiameter all identical with the aperture of the centre bore of upper mold core 11.
Described cope match-plate pattern 2, upper die plate 3, upper mould fixed plate 4, elastomer 5, upper demoulding fixed head 6 are connected successively from top to bottom with bottom knockout fixed head 7 and refer to, cope match-plate pattern 2, to be fixedly connected with by the first securing member 19 between upper die plate 3 and upper mould fixed plate 4, be fixedly connected with by the second securing member 20 between upper demoulding fixed head 6 and bottom knockout fixed head 7, cope match-plate pattern 2, upper die plate 3, upper mould fixed plate 4, elastomer 5, upper demoulding fixed head 6 and bottom knockout fixed head 7 are connected by combination stud 18.
A kind of embodiment of the present invention is: the entirety that cope match-plate pattern 2, upper die plate 3 and upper mould fixed plate 4 are formed and combination stud 18 sliding fit, the entirety that upper demoulding fixed head 6 and bottom knockout fixed head 7 are formed is fixed with combination stud 18.Embodiment for this reason in accompanying drawing.
Another kind of embodiment of the present invention is: the entirety that cope match-plate pattern 2, upper die plate 3 and upper mould fixed plate 4 are formed is fixed with combination stud 18, the entirety that upper demoulding fixed head 6 and bottom knockout fixed head 7 are formed and combination stud 18 sliding fit.
Described lower bolster 10, counterdie backing plate 9 and counterdie fixed head 8 are fixedly connected sequentially from the bottom up and refer to, lower bolster 10, are fixedly connected with by the 3rd securing member 21 between counterdie backing plate 9 and counterdie fixed head 8.
The profile of described cope match-plate pattern 2, upper die plate 3, upper mould fixed plate 4, elastomer 5, upper demoulding fixed head 6, bottom knockout fixed head 7, lower bolster 10, counterdie backing plate 9 and counterdie fixed head 8 is cylindrical.
Described elastomer 5 is the elastomer of material rubber.
Described first securing member 19 and the second securing member 20 are stud.
Described 3rd securing member 21 is stud.
This stud hot stamping die in use, to be placed in lower mold core 13 after first the seamless steel pipe cut off being heated and to coordinate with counterdie lead 15, during matched moulds, large-scale die sleeve fit on large-scale guide pillar on lower bolster and cope match-plate pattern, the middle vacancy entering upper mold core 11 with the part of lower mold core 13 given prominence to by seamless steel pipe, press belt dynamic model handle 1 moves down compresses elastomeric 5, and punching press raw material make it form product.After product punching press completes, die sinking, press belt dynamic model handle 1 moves up, large-scale guide pillar on lower bolster is separated with the large-scale die sleeve on cope match-plate pattern, and elastomer 5 replys reset condition, now, owing to there is frictional force with upper mold core 11 in product, to move upward along with upper mold core 11, this time, by being arranged on the ejecting structure on die shank 1, namely promote to play rod 16 to move downward, play rod 16 and promote upper stamping head 12, upper stamping head 12 promotes product and departs from upper mold core 11, so just can take out product.
Be more than preferred embodiment of the present invention, the invention is not restricted to above embodiment, such as: described elastomer 5 can be polyurethane elastomer or polyvinyl chloride elastomer.All structural changes done under design of the present invention, all in protection scope of the present invention.
Claims (6)
1. a stud hot stamping die, comprise die shank (1), the cope match-plate pattern (2) connected successively from top to bottom, upper die plate (3), upper mould fixed plate (4), elastomer (5), upper demoulding fixed head (6), bottom knockout fixed head (7) and the lower bolster (10) be fixedly connected sequentially from the bottom up, counterdie backing plate (9) and counterdie fixed head (8), described die shank (1) lower end is fixed on cope match-plate pattern (2), described bottom knockout fixed head (7) center is fixedly connected with upper mold core (11), described upper mould fixed plate (4), elastomer (5), stamping head (12) is sliding combined with in the shoulder hole that upper demoulding fixed head (6) and upper mold core (11) four are formed, described counterdie fixed head (8) center is fixedly connected with lower mold core (13), it is characterized in that, also comprise patrix lead (14) and counterdie lead (15), described patrix lead (14) is fixed in the centre bore of stamping head (12), counterdie lead (15) is fixed in the centre bore of lower mold core (13), described die shank (1) is also provided with the ejecting structure for ejecting stud,
Described ejecting structure comprises plays rod (16) and spring (17), playing rod (16) is slidably fitted in die shank (1) centre bore, beating rod (16) upper end is free end, beat rod (16) lower end and upper stamping head (12) upper end offset, spring (17) and upper stamping head (12) are socketed, spring (17) upper end and upper stamping head (12) upper end cascaded surface offset, and spring (17) lower end and upper mould fixed plate (4) offset;
Described cope match-plate pattern (2), upper die plate (3), upper mould fixed plate (4), elastomer (5), upper demoulding fixed head (6) is connected successively from top to bottom with bottom knockout fixed head (7) and refers to, cope match-plate pattern (2), be fixedly connected with by the first securing member (19) between upper die plate (3) and upper mould fixed plate (4), be fixedly connected with by the second securing member (20) between upper demoulding fixed head (6) and bottom knockout fixed head (7), cope match-plate pattern (2), upper die plate (3), upper mould fixed plate (4), elastomer (5), upper demoulding fixed head (6) is connected by combination stud (18) with bottom knockout fixed head (7),
The entirety that cope match-plate pattern (2), upper die plate (3) and upper mould fixed plate (4) are formed and combination stud (18) sliding fit, the entirety that upper demoulding fixed head (6) and bottom knockout fixed head (7) are formed is fixed with combination stud (18);
Described lower bolster (10), counterdie backing plate (9) and counterdie fixed head (8) are fixedly connected sequentially from the bottom up and refer to, lower bolster (10), are fixedly connected with by the 3rd securing member (21) between counterdie backing plate (9) and counterdie fixed head (8);
Described first securing member (19) and the second securing member (20) are stud;
Described 3rd securing member (21) is stud.
2. stud hot stamping die according to claim 1, is characterized in that: the profile of described cope match-plate pattern (2), upper die plate (3), upper mould fixed plate (4), elastomer (5), upper demoulding fixed head (6), bottom knockout fixed head (7), lower bolster (10), counterdie backing plate (9) and counterdie fixed head (8) is cylindrical.
3. stud hot stamping die according to claim 1, is characterized in that: the elastomer that described elastomer (5) is material rubber.
4. a stud hot stamping die, comprise die shank (1), the cope match-plate pattern (2) connected successively from top to bottom, upper die plate (3), upper mould fixed plate (4), elastomer (5), upper demoulding fixed head (6), bottom knockout fixed head (7) and the lower bolster (10) be fixedly connected sequentially from the bottom up, counterdie backing plate (9) and counterdie fixed head (8), described die shank (1) lower end is fixed on cope match-plate pattern (2), described bottom knockout fixed head (7) center is fixedly connected with upper mold core (11), described upper mould fixed plate (4), elastomer (5), stamping head (12) is sliding combined with in the shoulder hole that upper demoulding fixed head (6) and upper mold core (11) four are formed, described counterdie fixed head (8) center is fixedly connected with lower mold core (13), it is characterized in that, also comprise patrix lead (14) and counterdie lead (15), described patrix lead (14) is fixed in the centre bore of stamping head (12), counterdie lead (15) is fixed in the centre bore of lower mold core (13), described die shank (1) is also provided with the ejecting structure for ejecting stud,
Described ejecting structure comprises plays rod (16) and spring (17), playing rod (16) is slidably fitted in die shank (1) centre bore, beating rod (16) upper end is free end, beat rod (16) lower end and upper stamping head (12) upper end offset, spring (17) and upper stamping head (12) are socketed, spring (17) upper end and upper stamping head (12) upper end cascaded surface offset, and spring (17) lower end and upper mould fixed plate (4) offset;
Described cope match-plate pattern (2), upper die plate (3), upper mould fixed plate (4), elastomer (5), upper demoulding fixed head (6) is connected successively from top to bottom with bottom knockout fixed head (7) and refers to, cope match-plate pattern (2), be fixedly connected with by the first securing member (19) between upper die plate (3) and upper mould fixed plate (4), be fixedly connected with by the second securing member (20) between upper demoulding fixed head (6) and bottom knockout fixed head (7), cope match-plate pattern (2), upper die plate (3), upper mould fixed plate (4), elastomer (5), upper demoulding fixed head (6) is connected by combination stud (18) with bottom knockout fixed head (7),
The entirety that cope match-plate pattern (2), upper die plate (3) and upper mould fixed plate (4) are formed is fixed with combination stud (18), the entirety that upper demoulding fixed head (6) and bottom knockout fixed head (7) are formed and combination stud (18) sliding fit;
Described lower bolster (10), counterdie backing plate (9) and counterdie fixed head (8) are fixedly connected sequentially from the bottom up and refer to, lower bolster (10), are fixedly connected with by the 3rd securing member (21) between counterdie backing plate (9) and counterdie fixed head (8);
Described first securing member (19) and the second securing member (20) are stud;
Described 3rd securing member (21) is stud.
5. stud hot stamping die according to claim 4, is characterized in that: the profile of described cope match-plate pattern (2), upper die plate (3), upper mould fixed plate (4), elastomer (5), upper demoulding fixed head (6), bottom knockout fixed head (7), lower bolster (10), counterdie backing plate (9) and counterdie fixed head (8) is cylindrical.
6. stud hot stamping die according to claim 4, is characterized in that: the elastomer that described elastomer (5) is material rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210168415.0A CN102688938B (en) | 2012-05-28 | 2012-05-28 | Hot stamping mould of screw stud |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210168415.0A CN102688938B (en) | 2012-05-28 | 2012-05-28 | Hot stamping mould of screw stud |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102688938A CN102688938A (en) | 2012-09-26 |
| CN102688938B true CN102688938B (en) | 2015-02-18 |
Family
ID=46854768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210168415.0A Active CN102688938B (en) | 2012-05-28 | 2012-05-28 | Hot stamping mould of screw stud |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102688938B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113926925B (en) * | 2021-10-13 | 2024-04-02 | 上海裕达实业有限公司 | Stamping forming die for impeller of vacuum obtaining equipment |
| CN116372002B (en) * | 2023-06-05 | 2023-08-08 | 辽宁华天航空科技股份有限公司 | Titanium alloy section bar thermoforming equipment and method based on positioning and clamping |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE876749A (en) * | 1979-01-04 | 1979-10-01 | Badre Emile | NEW HEADS OF SCREWS, BOLTS, PULLERS OR THE LIKE, WHICH CAN BE HOT OR COLD DIE, WITHOUT BURNS, AS WELL AS THE PROCESS AND TOOLS USEFUL THEREFORE |
| EP1880780A1 (en) * | 2006-07-18 | 2008-01-23 | Kabushiki Kaisha Kobe Seiko Sho | Bolt Manufacturing method, bolts, bolts-dedicated shaped product, bolt-dedicated shaped product forming apparatus, and bolt-dedicated shaped product forming method |
| CN101817029A (en) * | 2010-04-01 | 2010-09-01 | 陆颂荫 | Cold extrusion die of hexagon nut |
| CN102319808A (en) * | 2011-10-10 | 2012-01-18 | 宁波浩渤工贸有限公司 | Hot stamping mould for nut |
| CN202571037U (en) * | 2012-05-28 | 2012-12-05 | 宁波市鄞州剑均机械科技有限公司 | Hot stud stamping mould |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5366815A (en) * | 1976-11-26 | 1978-06-14 | Kobe Steel Ltd | Production of high tensile bolt |
| JP3793953B2 (en) * | 1997-03-11 | 2006-07-05 | ミネベア株式会社 | Forging machine |
| JP3959465B2 (en) * | 2002-04-30 | 2007-08-15 | 株式会社阪村機械製作所 | Hot former |
-
2012
- 2012-05-28 CN CN201210168415.0A patent/CN102688938B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE876749A (en) * | 1979-01-04 | 1979-10-01 | Badre Emile | NEW HEADS OF SCREWS, BOLTS, PULLERS OR THE LIKE, WHICH CAN BE HOT OR COLD DIE, WITHOUT BURNS, AS WELL AS THE PROCESS AND TOOLS USEFUL THEREFORE |
| EP1880780A1 (en) * | 2006-07-18 | 2008-01-23 | Kabushiki Kaisha Kobe Seiko Sho | Bolt Manufacturing method, bolts, bolts-dedicated shaped product, bolt-dedicated shaped product forming apparatus, and bolt-dedicated shaped product forming method |
| CN101817029A (en) * | 2010-04-01 | 2010-09-01 | 陆颂荫 | Cold extrusion die of hexagon nut |
| CN102319808A (en) * | 2011-10-10 | 2012-01-18 | 宁波浩渤工贸有限公司 | Hot stamping mould for nut |
| CN202571037U (en) * | 2012-05-28 | 2012-12-05 | 宁波市鄞州剑均机械科技有限公司 | Hot stud stamping mould |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102688938A (en) | 2012-09-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102319808B (en) | Hot stamping mould for nut | |
| CN202779417U (en) | Composite die with upper punch die | |
| CN102632142B (en) | Hot stamping die for latches | |
| CN102259134A (en) | One-piece forming die with multiple functions | |
| CN202803922U (en) | Flip drawing die with pressure plate | |
| CN203002943U (en) | Right-handed compound die | |
| CN102688938B (en) | Hot stamping mould of screw stud | |
| CN204194470U (en) | A kind of hardware processing mold | |
| CN202571037U (en) | Hot stud stamping mould | |
| CN105834238A (en) | Stopper ring molding and shaping mold and stopper ring production method | |
| CN102284601A (en) | Punch mould of vehicle accelerator pedal support | |
| CN204262167U (en) | A kind of hardware diel | |
| CN101837384B (en) | Cold extrusion die of hexagonal locknut with pad | |
| CN204052602U (en) | A kind of mould producing semi-hollow self-pierce riveting rivet | |
| CN102699213B (en) | Hot stamping mold of copper piece | |
| CN104353692A (en) | Hardware part processing die | |
| CN202606696U (en) | Hot stamping die for nut | |
| CN203484539U (en) | Die for overrunning clutch gland of motorcycle | |
| CN103056229B (en) | A kind of for die for stamping large-diameter small-height bushes | |
| CN202683768U (en) | Novel positive compound die | |
| CN208178266U (en) | A kind of C13 valve shell stamping die | |
| CN101791635B (en) | Cold extruding die for double-ended pipe joint | |
| CN202683767U (en) | Novel drawing die | |
| CN202506744U (en) | Hot stamping die for lock catch | |
| CN202137264U (en) | Special necking and arc-surface shaping die for lower pressure plate of lower support of automobile shock absorber |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Tong Xiaoyong Inventor before: Lu Songyin |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170515 Address after: The emerging community West Lake Industrial Zone Humen town of Guangdong Province, Dongguan City Road 523936 Patentee after: Dongguan Yilong mould supplies Co., Ltd. Address before: 315104 Yinzhou District City, Ningbo Province under the streets of Hedong Village Patentee before: Ningbo Yinzhou Jianjun Machinery Technology Co., Ltd. |