CN102989905B - Continuous processing mould for lock catch nut - Google Patents
Continuous processing mould for lock catch nut Download PDFInfo
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- CN102989905B CN102989905B CN201210570168.7A CN201210570168A CN102989905B CN 102989905 B CN102989905 B CN 102989905B CN 201210570168 A CN201210570168 A CN 201210570168A CN 102989905 B CN102989905 B CN 102989905B
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- 238000004080 punching Methods 0.000 claims abstract description 63
- 238000007599 discharging Methods 0.000 claims abstract description 8
- 230000007246 mechanism Effects 0.000 claims description 24
- 238000000034 method Methods 0.000 abstract description 12
- 238000005516 engineering process Methods 0.000 abstract description 5
- 238000003754 machining Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 6
- 238000010079 rubber tapping Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The invention discloses a continuous processing mould for a lock catch nut, which comprises a soleplate, a concave template arranged on the soleplate and a stop plate arranged on the concave template; a feeding hole and a feeding passage for feeding stocks are arranged on the concave template, and a punching station, a groove bearing station and a blanking station are arranged on the feeding passage along the feeding direction in sequence, wherein a clearance hole I for discharging punching scraps is formed on the punching station, and a blanking hole I for discharging a workpiece obtained after blanking is formed on the blanking station; a clearance hole II corresponding to the clearance hole I and a blanking hole II arranged corresponding to the blanking hole I are formed on the soleplate; and a punching passage I corresponding to the punching station and used for a punching press head passing through, a groove bearing passage I corresponding to the groove bearing station and used for a groove bearing press head passing through and a blanking page I corresponding to the blanking station and used for a blanking press head passing through are arranged on the stop plate. A plurality of work procedures in the existing processing technology of lock catch nuts can be finished in one step, so that the processing efficiency is efficiently improved, and the processing cost is reduced.
Description
Technical field
The invention belongs to Machining Technology field, be specifically related to a kind of Continuous maching mould for Continuous maching buckling nut.
Background technology
As shown in Figure 1, be the structural representation of buckling nut.This buckling nut is irregular rectangle, offers tapped through hole at the center of this buckling nut, and a side of buckling nut is provided with the serrated slot for coordinating with shaped steel, and another side is provided with the mounting groove for mounting spring.
The technique of current this buckling nut of processing comprises following operation:
Blanking: utilize punching machine blanking to obtain blank, and two of blank relative cutting on the cross are removed, obtain the blank identical with the profile of buckling nut;
Punching: utilize punch press to process through hole at the center of blank;
Tapping: utilize drilling machine machining screw on through hole;
Rush spring fitting groove: utilize punch press processed springs mounting groove;
Rush serrated slot: utilize punch press precessing saw teeth groove.
Although existing technique also can meet the process requirements of this buckling nut, because its operation is many, each operation completes a processing tasks, causes material to circulate also more, makes troubles to management processing; In addition, each procedure all needs to design specific processing tool mould, also mainly by the manual blank charging one by one of staff in process, and not only waste of manpower, and cause working (machining) efficiency low, processing cost rises.
In view of this, the present invention is intended to explore a kind of buckling nut Continuous maching mould, a step can complete multiple operations in existing buckling nut processing technology, effectively improve working (machining) efficiency, cut down finished cost after adopting this buckling nut Continuous maching mould.
Summary of the invention
The technical problem to be solved in the present invention proposes a kind of buckling nut Continuous maching mould, a step multiple operations in existing buckling nut processing technology can be completed after adopting this buckling nut Continuous maching mould, effective raising working (machining) efficiency, cuts down finished cost.
Realize above-mentioned technical purpose, buckling nut Continuous maching mould of the present invention, the baffle plate comprising base plate, be arranged on the concave template on base plate and be arranged on concave template;
Described concave template is provided with charging aperture for blank feed and feeding-passage, and feeding-passage is provided with punching station successively along feedstock direction, carries groove station and discharge station, described punching station is provided with the chip-removal hole I for discharging punching scrap, and described discharge station is provided with the blanking hole I for the workpiece obtained after discharging blanking;
Described base plate is provided with the chip-removal hole II corresponding with described chip-removal hole I and the blanking hole II that be provided with corresponding to described blanking hole I;
Described baffle plate is provided with and the punching passage I that for pierce punch pass through corresponding with described punching station, corresponding and carry groove passage I and the corresponding and blanking channel I that is that pass through for blanking punch with described discharge station for what carry that groove drift passes through with described year groove station.
Further, between described base plate and concave template, be provided with lower bolster, correspondingly respectively with described chip-removal hole I and blanking hole I on described lower bolster be provided with chip-removal hole III and blanking hole III;
Further, also comprise the stripper plate between described concave template and baffle plate, described stripper plate be provided with the punching passage II corresponding with described punching passage I, with described year groove passage I corresponding carry groove passage II and the blanking channel II corresponding with described blanking channel I.
Further, the both sides of described feeding-passage are provided with the position-limit mechanism for preventing blank from offseting, and described position-limit mechanism comprises the limited post be arranged between described concave template and stripper plate.
Further, described limited post is set with the sleeve with its rotatable engagement.
Further, the both sides of described feeding-passage are provided with the position-limit mechanism for preventing charging from offseting, and described position-limit mechanism is the retaining wall being arranged on described feeding-passage both sides.
Further, the bottom surface of described feeding-passage is provided with the jacking mechanism for preventing blank bonding with described concave template.
Further, described jacking mechanism comprises the installing hole being arranged on described feeding-passage bottom surface, be arranged on the top cap on installing hole, and the drive unit be provided with in installing hole for driving top cap upwards jack-up blank, described drive unit be arranged at the bottom of described top cap and installing hole hole between spring, or for communicate with described installing hole and to drive the high-pressure air source of described top cap upwards jack-up blank.
Further, the end face of described top cap in the inclined-plane low towards the side of described charging aperture, and the minimum point on this inclined-plane when the extreme higher position of described top cap upwards jack-up lower than the floor height of described feeding-passage or the floor height equaling described feeding-passage.
Further, also comprise and be arranged on the train wheel bridge between described stripper plate and baffle plate and the upper bolster for covering baffle plate, described upper bolster is mounted by means of bolts on described base plate, described train wheel bridge be provided with the punching passage III corresponding with described punching passage I, with described year groove passage I corresponding carry groove passage III and the blanking channel III corresponding with described blanking channel I.
Beneficial effect of the present invention is:
Buckling nut Continuous maching mould of the present invention, by arranging feeding-passage on concave template, and punching station is set along feeding-passage, carry groove station and discharge station, during use, base plate is arranged on work bench of punch press, punch press drift is provided with the pierce punch corresponding with punching station, corresponding with carrying groove station carries groove drift and the blanking punch corresponding with discharge station, namely a punching press of punch press drift can process centre bore on blank, spring fitting groove/serrated slot is stamped out in the side of blank, and be the blank workpiece identical with buckling nut contour structures by blank blanking, the scrap that punching produces is discharged by chip-removal hole I and chip-removal hole II, the workpiece that blanking obtains is collected by blanking hole I and blanking hole II, and then on other equipment the serrated slot/spring fitting groove of tapping female bore and punching press another side, just the processing of whole buckling nut can be completed, namely the circulation of material is decreased, be convenient to management and can working (machining) efficiency be improved.
Accompanying drawing explanation
Fig. 1 is the structural representation of buckling nut;
Fig. 2 is the rearview of Fig. 1;
Fig. 3 is the machining sketch chart of buckling nut Continuous maching Die Embodiment of the present invention;
Fig. 4 is concave template structural representation;
Baffle arrangement schematic diagram till Fig. 5;
Fig. 6 is base arrangement schematic diagram;
Fig. 7 is lower bolster plate structure schematic diagram;
Fig. 8 is stripping board structure schematic diagram;
Fig. 9 is train wheel bridge structural representation;
Figure 10 is structure of upper die base schematic diagram;
Figure 11 is the Presser Dashing header structure schematic diagram being applicable to buckling nut Continuous maching mould of the present invention;
Description of reference numerals:
1-base plate; 11-chip-removal hole II; 12-blanking hole II;
2-concave template; 21-charging aperture; 22-feeding-passage; 23-punching station; 24-carries groove station; 25-discharge station; 26-chip-removal hole I; 27-blanking hole I;
3-baffle plate; 31-punching passage I; 32-carries groove passage I; 33-blanking channel I;
4-lower bolster; 41-chip-removal hole III; 42-blanking hole III;
5-stripper plate; 51-punching passage II; 52-carries groove passage II; 53-blanking channel II;
6-train wheel bridge; 61-punching passage III; 62-carries groove passage III; 63-blanking channel III;
7-upper bolster;
8-punch press drift; 81-pierce punch; 82-carries groove drift; 83-blanking punch; 84-aligning punch;
9-buckling nut; 91-centre bore; 92-spring fitting groove; 93-serrated slot;
100-limited post; 101-sleeve; 102-installing hole; 103-pushes up cap.
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is elaborated.
As shown in Figure 3, be the machining sketch chart of buckling nut Continuous maching Die Embodiment of the present invention.The buckling nut Continuous maching mould of the present embodiment, the baffle plate 3 comprising base plate 1, be arranged on the concave template 2 on base plate 1 and be arranged on concave template 2.
As shown in Figure 4, concave template 2 is provided with charging aperture 21 for blank feed and feeding-passage 22, and feeding-passage 22 is provided with punching station 23 successively along feedstock direction, carries groove station 24 and discharge station 25, punching station 23 is provided with the chip-removal hole I 26 for discharging punching scrap, and discharge station 25 is provided with the blanking hole I 27 for the workpiece obtained after discharging blanking.
As shown in Figure 6, base plate 1 is provided with the chip-removal hole II 11 corresponding with chip-removal hole the I 26 and blanking hole II 12 that be provided with corresponding to blanking hole I27, is respectively used to discharge scrap and the workpiece that obtains of discharge station that punching station 23 produces.
As shown in Figure 5, baffle plate 3 is provided with and the punching passage I 31 that for pierce punch 81 pass through corresponding with punching station 23, with to carry groove station 24 corresponding and for carrying year groove passage I 32 that groove drift 82 passes through and the corresponding and blanking channel I 33 that is that pass through for blanking punch 83 with discharge station 25.
The buckling nut Continuous maching mould of the present embodiment, by arranging feeding-passage 22 on concave template 2, and punching station 23 is set along feeding-passage 22, carry groove station 24 and discharge station 25, during use, base plate 1 is arranged on work bench of punch press, punch press drift 8 is provided with the pierce punch 81 corresponding with punching station 23, corresponding with carrying groove station 24 carries groove drift 82 and the blanking punch 83 corresponding with discharge station 25, namely a punching press of punch press drift 8 can process centre bore 91 on blank, spring fitting groove 92/ serrated slot 93 is stamped out in the side of blank, and be the blank workpiece identical with buckling nut contour structures by blank blanking, the scrap that punching produces is discharged by chip-removal hole I 26 and chip-removal hole II 11, the workpiece that blanking obtains is collected by blanking hole I 27 and blanking hole II 12, and then on other equipment the serrated slot 93/ spring fitting groove 94 of tapping female bore and punching press another side, just the processing of whole buckling nut can be completed, namely the circulation of material is decreased, be convenient to management and can working (machining) efficiency be improved.
Further; lower bolster 4 is provided with between base plate 1 and concave template 2; on lower bolster 4 with chip-removal hole I 26 and blanking hole I 27 respectively the corresponding chip-removal hole III 41 and blanking hole III42 that is provided with by arranging lower bolster 4 for the protection of base plate 1; prevent base plate 1 from being acted directly on base plate 1 by punch press drift 8, chip-removal hole I 26, the chip-removal hole II 11 of the present embodiment and chip-removal hole III 41 all in the circular hole corresponding with buckling nut centre bore, blanking hole I27, blanking hole II 12 with blanking hole III 42 all in the through hole identical with buckling nut contour structures.
Further, the buckling nut Continuous maching mould of the present embodiment also comprises the stripper plate 5 between concave template 2 and baffle plate 3, and stripper plate 5 is provided with the punching passage II 51 corresponding with punching passage I 31, year groove passage II 52 and with blanking channel I 33 corresponding blanking channel II 53 corresponding with carrying groove passage I 32.
Preferably, the both sides of feeding-passage 22 are provided with the position-limit mechanism for preventing blank from offseting, position-limit mechanism comprises the limited post 100 be arranged between concave template 2 and stripper plate 5, by the position-limiting action of limited post 100, effectively can prevent blank left and right skew in charging and punching course.Preferably, limited post 100 is set with the sleeve 101 with its rotatable engagement, by arranging sleeve 101, frictional resistance between limited post 100 and blank can be reduced, as shown in Figure 1, feeding-passage 22 both sides of buckling nut Continuous maching mould between charging aperture 21 and punching station 23 of the present embodiment are respectively provided with a position-limit mechanism, and feeding-passage 22 both sides between punching station 23 and year groove station 24 are respectively provided with two corresponding position-limit mechanisms.Position-limit mechanism also can adopt other various structures to realize, and the both sides as feeding-passage 22 are provided with the position-limit mechanism for preventing charging from offseting, and position-limit mechanism is the retaining wall being arranged on feeding-passage 22 both sides, and this feeding-passage 22 also can effectively prevent blank from offseting.
Further, the bottom surface of feeding-passage 22 is provided with the jacking mechanism for preventing blank bonding with concave template 2, jacking mechanism comprises the installing hole 102 being arranged on feeding-passage 22 bottom surface, be arranged on the top cap 103 on installing hole 102, and the drive unit be provided with in installing hole 102 for driving top cap 103 upwards jack-up blank, drive unit is be arranged on the spring between pushing up at the bottom of cap 103 and installing hole 102 hole, or for communicate with installing hole 102 and to drive the high-pressure air source of pushing up cap 103 upwards jack-up blank, the drive unit of the present embodiment adopts the spring between being arranged at the bottom of top cap 103 and installing hole 102 hole, structure is simple, it is convenient to implement, by arranging jacking mechanism, cause bonding with concave template 2 cannot the defect of charging after punching press effectively can to solve blank.Preferably, the end face of top cap 103 is in the inclined-plane low towards the side of charging aperture 21, and the minimum point on this inclined-plane when pushing up the extreme higher position of cap 103 upwards jack-up lower than the floor height of feeding-passage 22 or the floor height equaling feeding-passage 22, adopt the top cap 103 of this structure, can prevent from producing the resistance stopping blank feed between top cap 103 and blank, be convenient to the smooth charging of blank.The present embodiment is at punching station 23 and carry between groove station 24 and be provided with two jacking mechanisms, is provided with a jacking mechanism carrying between groove station 24 and discharge station 25.
Further; the buckling nut Continuous maching mould of the present embodiment also comprises and is arranged on the train wheel bridge 6 between stripper plate 5 and baffle plate 3 and the upper bolster 7 for covering baffle plate 3; upper bolster 7 is mounted by means of bolts on base plate 1, for playing fixing and protective effect in mould installation and transportation process.Train wheel bridge 6 be provided with the punching passage III 61 corresponding with punching passage I 31, with described year groove passage I 32 corresponding carry groove passage the III 62 and blanking channel III 63 corresponding with described blanking channel I 33, blanking channel I 33, the blanking channel II 53 of the present embodiment with blanking channel III 63 in the through hole identical with buckling nut contour structures.
Below the process adopting the buckling nut Continuous maching mould of the present embodiment to carry out production and processing on punch press is described.
1) buckling nut is installed with Continuous maching mould on punch press, alignment base plate 1, chip-removal hole on lower bolster 4 and concave template 2 and blanking hole, alignment stripper plate 5, punching passage on train wheel bridge 6 and baffle plate 3, carry groove passage and blanking channel, and adjust punch press drift 8, the pierce punch 81 of punch press drift 8 is alignd with punching passage, carry groove drift 82 to align with a year groove passage, blanking punch 83 aligns with blanking channel 83, this punch press drift 8 to be provided with blank on punching station 23 by aligning punch 84 that punching coordinates carrying groove drift 82 side, the length of aligning punch 84 is greater than pierce punch 81, carry the length of groove drift 82 and blanking punch 83, punching is being carried out to blank, before carrying groove and blanking, pierce punch 84 inserts downwards in blank, prevent blank from unknown skew occurring in blanking process,
2) start the stepping charger corresponding with charging aperture 21, the length of the charging each time of this stepping charger equals the processing length L processed on blank needed for buckling nut, and processing length L is slightly longer than buckling nut length; In like manner, punching station 23 and the distance of carrying between groove station 24 equal the integral multiple of processing length L, the distance of carrying between groove station 24 and discharge station 25 equals the integral multiple of processing length L, the present embodiment punching station 23 and the distance of carrying between groove station 24 equal 3 times of processing length L, the distance of carrying between groove station 24 and discharge station 25 equals 2 times of processing length L, when blank forward stepping charging time, blank all can be delivered to corresponding processing stations by charging each time, effectively can realize automatic feed, reduce manpower consumption, improve working (machining) efficiency;
3) punch ram blank is started, blank is under the effect of punch press drift 8, at punching station 23, place is rushed out centre bore, and blank is carrying the processed spring fitting groove 92 in groove station 24 place, and blank is cutting into the blank workpiece identical with buckling nut 9 contour structures at discharge station 25 place;
4) blank workpiece being transported on relevant device tapping and rushing serrated slot, the continuous high-efficient that so just can complete whole buckling nut is produced.
What finally illustrate is, above embodiment is only in order to illustrate technical scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technical scheme of the present invention or equivalent replacement, and not departing from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of right of the present invention.
Claims (9)
1. a buckling nut Continuous maching mould, is characterized in that: the baffle plate comprising base plate, be arranged on the concave template on base plate and be arranged on concave template;
Described concave template is provided with charging aperture for blank feed and feeding-passage, and feeding-passage is provided with punching station successively along feedstock direction, carries groove station and discharge station, described punching station is provided with the chip-removal hole I for discharging punching scrap, described discharge station is provided with the blanking hole I for the workpiece obtained after discharging blanking, and the bottom surface of described feeding-passage is provided with the jacking mechanism for preventing blank bonding with described concave template;
Described base plate is provided with the chip-removal hole II corresponding with described chip-removal hole I and the blanking hole II that be provided with corresponding to described blanking hole I;
Described baffle plate is provided with and the punching passage I that for pierce punch pass through corresponding with described punching station, corresponding and carry groove passage I and the corresponding and blanking channel I that is that pass through for blanking punch with described discharge station for what carry that groove drift passes through with described year groove station.
2. buckling nut Continuous maching mould according to claim 1, is characterized in that: be provided with lower bolster between described base plate and concave template, correspondingly respectively with described chip-removal hole I and blanking hole I on described lower bolster is provided with chip-removal hole III and blanking hole III.
3. buckling nut Continuous maching mould according to claim 1 and 2, it is characterized in that: also comprise the stripper plate between described concave template and baffle plate, described stripper plate be provided with the punching passage II corresponding with described punching passage I, with described year groove passage I corresponding carry groove passage II and the blanking channel II corresponding with described blanking channel I.
4. buckling nut Continuous maching mould according to claim 3, it is characterized in that: the both sides of described feeding-passage are provided with the position-limit mechanism for preventing blank from offseting, described position-limit mechanism comprises the limited post be arranged between described concave template and stripper plate.
5. buckling nut Continuous maching mould according to claim 4, is characterized in that: described limited post is set with the sleeve with its rotatable engagement.
6. buckling nut Continuous maching mould according to claim 3, is characterized in that: the both sides of described feeding-passage are provided with the position-limit mechanism for preventing charging from offseting, described position-limit mechanism is the retaining wall being arranged on described feeding-passage both sides.
7. buckling nut Continuous maching mould according to claim 1, it is characterized in that: described jacking mechanism comprises the installing hole being arranged on described feeding-passage bottom surface, be arranged on the top cap on installing hole, and the drive unit be provided with in installing hole for driving top cap upwards jack-up blank, described drive unit be arranged at the bottom of described top cap and installing hole hole between spring, or for communicate with described installing hole and to drive the high-pressure air source of described top cap upwards jack-up blank.
8. buckling nut Continuous maching mould according to claim 7, it is characterized in that: the end face of described top cap in the inclined-plane low towards the side of described charging aperture, and the minimum point on this inclined-plane when the extreme higher position of described top cap upwards jack-up lower than the floor height of described feeding-passage or the floor height equaling described feeding-passage.
9. buckling nut Continuous maching mould according to claim 3, it is characterized in that: also comprise and be arranged on the train wheel bridge between described stripper plate and baffle plate and the upper bolster for covering baffle plate, described upper bolster is mounted by means of bolts on described base plate, described train wheel bridge be provided with the punching passage III corresponding with described punching passage I, with described year groove passage I corresponding carry groove passage III and the blanking channel III corresponding with described blanking channel I.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210570168.7A CN102989905B (en) | 2012-12-24 | 2012-12-24 | Continuous processing mould for lock catch nut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210570168.7A CN102989905B (en) | 2012-12-24 | 2012-12-24 | Continuous processing mould for lock catch nut |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102989905A CN102989905A (en) | 2013-03-27 |
| CN102989905B true CN102989905B (en) | 2015-02-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210570168.7A Active CN102989905B (en) | 2012-12-24 | 2012-12-24 | Continuous processing mould for lock catch nut |
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| CN (1) | CN102989905B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106216558B (en) * | 2016-08-31 | 2018-06-12 | 佛山市巨隆金属制品有限公司 | A kind of stainless steel butt-joint nut automatic processing device |
| CN107442656B (en) * | 2017-08-22 | 2023-08-01 | 上海奥林汽车配件有限公司 | Forming die of automobile brake disc cover plate |
| CN111774476A (en) * | 2020-06-28 | 2020-10-16 | 中国航空工业标准件制造有限责任公司 | Toothed nut product forming mold |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6931905B2 (en) * | 2003-04-15 | 2005-08-23 | Stolle Machinery Company, Llc | Method and apparatus for forming container bodies |
| CN201172086Y (en) * | 2007-04-11 | 2008-12-31 | 天津市津荣天和机电有限公司 | Novel fine stamping die |
| CN201239761Y (en) * | 2008-05-31 | 2009-05-20 | 比亚迪股份有限公司 | Gasket mould |
| CN201552241U (en) * | 2009-10-15 | 2010-08-18 | 东莞宇球电子有限公司 | Precision multi-cavity high-speed stamping die |
| CN201880791U (en) * | 2010-10-28 | 2011-06-29 | 宝钢发展有限公司 | Lower die structure of punching and flanging device |
| CN102139312B (en) * | 2010-11-19 | 2013-03-06 | 无锡曙光模具有限公司 | Progressive continuous stamping die used for processing small elastic sheets |
| CN202174168U (en) * | 2011-07-11 | 2012-03-28 | 宁波宏协离合器有限公司 | Double-station automatic feed die with waveform grail for clutch |
| CN202963233U (en) * | 2012-12-24 | 2013-06-05 | 浙江连翔五金科技有限公司 | Continuous processing die for lock catch nut |
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2012
- 2012-12-24 CN CN201210570168.7A patent/CN102989905B/en active Active
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| CN102989905A (en) | 2013-03-27 |
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Address after: The Jiaxing Haiyan County of Zhejiang province 314303 city streets Luo Tang Cun Qinshan Avenue on the west side Patentee after: ZHEJIANG LIANXIANG HARDWARE SCIENCE AND TECHNOLOGY Co.,Ltd. Address before: 314300, No. 100, Qinshan Road, Qin Shan town, Haiyan Town, Haiyan County, Zhejiang, Jiaxing Patentee before: ZHEJIANG LIANXIANG HARDWARE SCIENCE AND TECHNOLOGY Co.,Ltd. |
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Application publication date: 20130327 Assignee: ZHEJIANG BAOLIGANG ENERGY TECHNOLOGY Co.,Ltd. Assignor: ZHEJIANG LIANXIANG HARDWARE SCIENCE AND TECHNOLOGY Co.,Ltd. Contract record no.: X2023330000753 Denomination of invention: Continuous machining mold for lock nut Granted publication date: 20150225 License type: Common License Record date: 20230928 |
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