CN104759541B - Agricultural tool shouldering and embossing mould and manufacturing method thereof - Google Patents
Agricultural tool shouldering and embossing mould and manufacturing method thereof Download PDFInfo
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- CN104759541B CN104759541B CN201510169986.XA CN201510169986A CN104759541B CN 104759541 B CN104759541 B CN 104759541B CN 201510169986 A CN201510169986 A CN 201510169986A CN 104759541 B CN104759541 B CN 104759541B
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- connecting rod
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 26
- 238000004049 embossing Methods 0.000 title abstract description 5
- 238000000034 method Methods 0.000 claims description 20
- 238000004080 punching Methods 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims description 4
- 240000001624 Espostoa lanata Species 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000005096 rolling process Methods 0.000 abstract 3
- 230000006378 damage Effects 0.000 description 4
- 238000000465 moulding Methods 0.000 description 4
- 239000003245 coal Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- -1 connecting rod 7 Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/20—Making tools by operations not covered by a single other subclass
Abstract
The invention discloses an agricultural tool shouldering and embossing mould and a manufacturing method thereof. The mould is an integrally bracket structure, the upper mould comprises a punch; the lower mould comprises a mould bottom plate, a concave mould, a convex mould, a concave mould base, a convex mould base, a mould rear base, a spring guide column, a guide sleeve base, and a connecting rod which is in contact fit with the punch; the mould rear base, the spring guide column, the guide sleeve base, the concave mould base and the convex mould base are mounted on the mould bottom plate in sequence; the convex mould is mounted on the convex mould base; the concave mould is fixed on the concave mould base; the guide sleeve is embedded into the guide sleeve base; a rolling ball guide column is embedded into a rolling ball guide sleeve; the rolling ball guide column is connected with a connecting rod; the other end of the connecting rod is connected with the mould rear base; an operation hole is formed in the middle of the mould bottom plate; the lower surface of the mould bottom plate is fixed by a fastener. The mould is simple in manufacturing method, scientific to assembly, capable of ensuring the product embossing consistency while being applied to a production line, the rejection rate is reduced, the mould loading time is shortened, the danger coefficient when the worker operates is reduced, and the production efficiency and the application benefits are greatly improved.
Description
Technical field
The present invention relates to a kind of mould, particularly relate to a kind of carrying and step on the peasants and workers such as shoulder side's spade, sharp spade, coal spade
After tool formed product, agricultural tool is stepped on shoulder knurling mould and its is made method.
Background technology
The agricultural tool molding post legged shoulder knurling mould commonly used at present is simple concave-convex mold, and die is integrated, and punch is
Integrally, molds are embedded on the left and right platform of horizontal punching machine, are required for carrying out manually to mould, due to people before every subjob
Work operates, and has the mould situation not in place to mould unavoidably and occurs, and carries out mould will be tested with sheet stock repeatedly, waste the time and
Cost, it cannot be guaranteed that concordance, the concave-convex mold of conventional mould is left and right mould to the product producing every time, mould direct phase during operation
Mutually collide, easily wear and tear or damage, once damage all need to change to this mould, that is, increased cost, reduce work simultaneously again
Make efficiency；Furthermore, conventional mould can only be had very using equipment using it is impossible to use on vertical punch press on horizontal punching machine
Big limitation.Additionally, conventional mold stroke is 0-130mm, because stroke is big, is worked using horizontal punching machine, easily injure behaviour
Author is dangerous big.
Content of the invention
The goal of the invention of the present invention is respectively to be integrated for prior art concave-convex mold, and molds are embedded in horizontal punching machine
Left and right platform on, be required for before every subjob carrying out artificial to mould, inefficiency, production cost low to mould degree of accuracy
High deficiency, one is that offer one kind is easy to use, efficiency high, danger coefficient are low, percent defective is low, has without to mould, peace simultaneously
Dress is convenient to be acted on, and either with the trousers still agricultural tool product without trousers, all spendable after molding steps on shoulder knurling mould；And
It is to provide a kind of manufacture method simple, the easy-operating manufacture method stepping on shoulder knurling mould.
Realize foregoing invention purpose to employ the following technical solutions:
The manufacture method that a kind of agricultural tool steps on shoulder knurling mould, including upper die and lower die it is characterised in that described mould
Generally supporting structure, upper mould includes welding the drift of die shank, and lower mould includes die bottom plate, die, punch, die socket, punch
The connecting rod of seat, mould back seat, spring guide pillar, ball guide pillar, ball bearing guide bushing, guide pin bushing seat and punch. contact cooperation；Mould back seat,
Spring guide pillar, guide pin bushing seat, die socket, convex mould base are sequentially arranged on die bottom plate respectively, and wherein, punch is arranged on convex mould base
On, die is fixed on die socket, and ball bearing guide bushing is embedded on guide pin bushing seat；There is handle hole the centre of die bottom plate；
The manufacture method that agricultural tool steps on shoulder knurling mould is carried out in the steps below:
A. mould back seat is arranged on the die bottom plate being provided with handle hole, is fixed with securing member；
B. spring guide pillar is arranged on die bottom plate, is fixed with securing member；
C. ball bearing guide bushing is embedded on guide pin bushing seat, ball guide pillar is embedded in ball bearing guide bushing；
D. guide pin bushing seat is arranged on die bottom plate, the following of die bottom plate is fixed with securing member；
E. assemble connecting rod, two section specification identical connecting rods are connected with pin, the two ends of connecting rod are respectively embedded into jump ring, connecting rod
One end be connected with ball guide pillar respectively, the other end is connected with mould back seat, and the junction of connecting rod and mould back seat is with pin even
Connect, two ends embed jump ring；
F. one end of ball guide pillar is connected with die socket, is fixed with securing member；
G. die is fixed on die socket, is fixed with securing member；
H. pressing connecting rod in the middle part of, check die stroke, qualified after punch is arranged on convex mould base, fixed with securing member；
I. finally convex mould base is arranged on die bottom plate, is fastened and fixed with securing member, after debugging is intact, by mould installion
On punch press；
J. group loads onto mould: upper mould is made up of drift, and drift is the shape of falling t structure.
Further, described die bottom plate is provided with hole, and securing member is fastened and fixed from aerial passing through.
Further, described spring guide pillar, guide pin bushing seat, die socket, convex mould base pass through securing member and die bottom plate respectively
It is connected, wherein the stroke of die socket is 0-10mm.
Further, described connecting rod is two sections, and two section connecting rods are connected with pin, and the two ends of connecting rod are embedded with jump ring, with mould
Tool back seat, the junction pin of needle roller guide pillar connect.
Further, it is provided with spring outside described spring guide pillar.
Further, the handle hole in the middle of lower mould die bottom plate is rectangle.
Further, described punch and matrix is respectively insert structure, and wherein die plate insert is rectangular structure, diagonal
Direction bolt is fastened on die socket, and punch insert is irregularly shaped, and diagonally opposed bolt is fastened on convex mould base.
A kind of agricultural tool steps on the manufacture method of shoulder knurling mould it is characterised in that this manufacture method is carried out in the steps below:
A. mould back seat is arranged on the die bottom plate being provided with handle hole, is fixed with securing member；
B. spring guide pillar is arranged on die bottom plate, is fixed with securing member；
C. ball bearing guide bushing is embedded on guide pin bushing seat, ball guide pillar is embedded in guide pin bushing；
D. guide pin bushing seat is arranged on die bottom plate, the following of die bottom plate is fixed with securing member；
E. assemble connecting rod, two section specification identical connecting rods are connected with pin, the two ends of connecting rod are respectively embedded into jump ring, connecting rod
One be connected with needle roller guide pillar respectively with two ends, the other end is connected with the right-hand member of mould back seat, connecting rod and mould back seat right-hand member
Junction is connected with pin, and two ends embed jump ring；
F. the left end of needle roller guide pillar is connected with die socket, is fixed with securing member；
G. die is fixed on die socket, is fixed with securing member；
H. pressing connecting rod in the middle part of, check die stroke, qualified after punch is arranged on convex mould base, fixed with securing member；
I. finally convex mould base is arranged on die bottom plate, is fastened and fixed with securing member, after debugging is intact, by mould installion
On punch press；
J. group loads onto mould: upper mould is made up of drift, and drift is the shape of falling t structure.
Further, described securing member is bolt, pin.
Further, during work, in the middle part of the connecting rod of mould under ram impacts.
Compared with prior art, the invention has the beneficial effects as follows:
Because the concave-convex mold of the present invention employs insert design, each operation does not need to mould, just permissible after being mounted directly
Use, shorten the mould time, be not required to test piece, increased the concordance of product, decrease percent defective, if concave-convex mold damages, only
The insert of concave-convex mold need to be changed, without integral replacing, reduce cost.Instant invention overcomes prior art upper and lower mould is direct
The defect of collision, but by the middle part of the connecting rod of lower for upper die punch be aligned mould, directly bump against with connecting rod, under connecting rod, have spring supporting,
Due to clashing into, connecting rod elongation promotes guide pillar, and guide pillar is pushed to die socket, moves forward and bumps against with punch, and the stroke of die socket
For 0-10mm, spacing is shorter, artificial be not susceptible to unexpected injury when operating, reduce danger coefficient.
The mould of the present invention is supporting structure, is the placement space of spade trousers, in order that spade trousers can be complete between two connecting rods
It is placed on mould, have rectangular hole in lower mould die bottom plate middle setting, this scheme breaches the spade with trousers cannot
The present situation being embossed after shaping, is a huge breakthrough in agricultural tool industry, and this mould be of wide application general, can
To be applied to various steel shovels, no matter sharp spade, or square spade, coal spade all can use.This mould is used production line, decreases waste product
Rate, it is ensured that the concordance of product, shortens the mould time, reduces danger coefficient during operative, drastically increases production
Efficiency and application benefit.The manufacture method of this mould is simple, and easy to operate, labor intensity is low.
Brief description
Fig. 1 is mould main structure diagram under the present invention.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is upper die structure schematic diagram of the present invention.
Fig. 4 is mould in the present invention (drift) structural representation.
In figure labelling: die bottom plate 1, pin 2, jump ring 3, back seat 4, spring guide pillar 5, spring 6, connecting rod 7, ball guide pillar 8,
Ball bearing guide bushing 9, guide pin bushing seat 10, die socket 11, die 12, punch 13, spade 14, convex mould base 15, handle hole 16, alignment pin 17, spiral shell
Bolt 18, drift 19.
Specific embodiment
Below in conjunction with drawings and the specific embodiments, the present invention will be further described:
A kind of agricultural tool molding post legged takes on knurling mould, and mould generally supporting structure, including upper mould and lower mould.Upper mould master
To be made up of the drift 19 of welding die shank.Lower mould is by die 12, punch 13, die socket 11, convex mould base 15, die bottom plate 1, back seat
4th, the composition such as connecting rod 7, ball guide pillar 8, ball bearing guide bushing 9, guide pin bushing seat 10, spring guide pillar 5.Specific embodiment is shown in Fig. 1-Fig. 4.
Mould in embodiment 1
See Fig. 4, the upper mould of the present invention is drift 19, and this drift 19 is the shape of falling t structure, and it is horizontal, longitudinal component is respectively
Cuboid, longitudinal component is welded on the middle part of lateral part.
2 times moulds of embodiment
The middle part of the die bottom plate 1 of lower mould is provided with rectangular handle hole 16, die bottom plate 1 is laid and has many
Individual installing hole, mould back seat 4, spring guide pillar 5, guide pin bushing seat 10, die socket 11, convex mould base 15 are installed sequenced through installing hole respectively
On die bottom plate 1, bolt 18 sequentially passes through installing hole by mould back seat 4, spring guide pillar 5, guide pin bushing seat 10, die socket 11, convex
Die holder 15 is fastened on die bottom plate 1.Die 12, punch 13 are respectively insert structure, and the wherein insert of die 12 is cuboid
Structure, its diagonal bolt is fastened on die socket 11, and the stroke of die socket 11 is 0-10mm.Punch 13 is irregular
Shape, its diagonally opposed bolt is fastened on convex mould base 15.Guide pin bushing seat 10 bolt 18 is fastened on die bottom plate 1, ball
Guide pin bushing 9 is embedded in guide pin bushing seat 10, and ball guide pillar 8 is embedded in ball bearing guide bushing 9, and connecting rod 7 is located at ball guide pillar 8 and mould back seat
Between 4, connecting rod 7 is two sections, is connected with pin, the two ends of connecting rod 7 are embedded with jump ring 3, one end of connecting rod 7 respectively between two section connecting rods
It is connected with ball guide pillar 8, the other end is connected with mould back seat 4, connecting rod 7 and needle roller guide pillar 8, the junction of mould back seat 4 are with dividing
Other pin 3 connects.Spring guide pillar 5 is located at the lower section at connecting rod 7 middle part, is provided with spring 6 outside spring guide pillar 5.The middle part of connecting rod 7 is
The contact position of upper die punch 19.Upper mould becomes agricultural tool molding post legged shoulder knurling mould with lower die combination.As agricultural tool spade 14
It is placed between concave-convex mold, spade handle is placed in handle hole 16.
The manufacture method that embodiment 3 steps on shoulder knurling mould
Making step is as follows
1st, first mould back seat 4 is arranged on die bottom plate 1, bolt 18 passes through from the installing hole of die bottom plate 1, in mould
Tool is fixed by the following of base plate 1 with bolt, embedded alignment pin 17, last fastening bolt 18.
2nd, spring guide pillar 5 is arranged on die bottom plate 1, fixing from the following use bolt 18 of die bottom plate 1, embed positioning
Pin 17, last fastening bolt 18；
3rd, ball bearing guide bushing 9 is embedded on guide pin bushing seat 10, ball guide pillar 8 is embedded in ball bearing guide bushing 9；
4th, guide pin bushing seat 10 is arranged on die bottom plate 1, fixing from the following use bolt 18 of die bottom plate 1, embed positioning
Pin 17, last fastening bolt 18；
5th, assemble connecting rod 7, two section specification identical bar pins are connected as one and forms connecting rod 7, the two of connecting rod 7
End is respectively embedded into jump ring 3, and one end is connected with the right-hand member of needle roller guide pillar 8, and the other end is connected with the left end of mould back seat 4, connecting rod 7 and
Needle roller guide pillar 8, the junction pin 2 of mould back seat 4 connect, embedded jump ring 3；
6th, the left end of needle roller guide pillar 8 is connected with die socket 11, is fixed with bolt, embedded alignment pin, last fastening bolt；
7th, die 12 is fixed on die socket 11, is fixed with bolt, embedded alignment pin, last fastening bolt；
8th, pressing connecting rod 7 in the middle part of, check die 12 stroke, qualified after punch 13 is arranged on convex mould base 15, use bolt
Fixing, embedded alignment pin, last fastening bolt；
9th, finally convex mould base 15 is arranged on die bottom plate 1, following from die bottom plate 1 is fixed with bolt, it is fixed to embed
Position pin, last fastening bolt, mould installion can be worked on punch press after debugging is intact.
The present invention step on shoulder knurling mould work process:
The drift 19 of upper mould impacts in the middle part of the connecting rod 7 of lower mould, has spring 6 to support, have ball to lead in spring 6 under connecting rod 7
Post 8, connecting rod 7 extends after being subject to surge, promotes ball guide pillar 8 to left movement, promotes die socket 11 immediately to left movement, with
Punch 13 collides, and completes embossing operation.Lift with upper die punch 19, spring 6 support link 7 is moved upwards, ball guide pillar 8 to
Right motion, pulls die socket 11 to move right, die socket 11 encounters guide pin bushing seat 10 stop motion, just completes a whole set of to this
Embossing action.Hereafter continuously repeat this to move.
Although, above the present invention is described in detail with a general description of the specific embodiments,
On the basis of the present invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Cause
This, modifications or improvements on the basis of without departing from invention thought of the present invention, belong to claimed.
Claims (9)
1. the manufacture method that a kind of agricultural tool steps on shoulder knurling mould, including upper die and lower die it is characterised in that described mould is whole
Body be supporting structure, upper mould include weld die shank drift, lower mould include die bottom plate, die, punch, die socket, convex mould base,
Mould back seat, spring guide pillar, ball guide pillar, the connecting rod of ball bearing guide bushing, guide pin bushing seat and punch. contact cooperation；Mould back seat, spring
Guide pillar, guide pin bushing seat, die socket, convex mould base are sequentially arranged on die bottom plate respectively, and wherein, punch is arranged on convex mould base, recessed
Mould is fixed on die socket, and ball bearing guide bushing is embedded on guide pin bushing seat；There is handle hole the centre of die bottom plate；
The manufacture method that agricultural tool steps on shoulder knurling mould is carried out in the steps below:
A. mould back seat is arranged on the die bottom plate being provided with handle hole, is fixed with securing member；
B. spring guide pillar is arranged on die bottom plate, is fixed with securing member；
C. ball bearing guide bushing is embedded on guide pin bushing seat, ball guide pillar is embedded in ball bearing guide bushing；
D. guide pin bushing seat is arranged on die bottom plate, the following of die bottom plate is fixed with securing member；
E. assemble connecting rod, two section specification identical connecting rods are connected with pin, the two ends of connecting rod are respectively embedded into jump ring, the one of connecting rod
End is connected with ball guide pillar respectively, and the other end is connected with mould back seat, and connecting rod is connected with the junction pin of mould back seat, and two
The embedded jump ring in end；
F. one end of ball guide pillar is connected with die socket, is fixed with securing member；
G. die is fixed on die socket, is fixed with securing member；
H. pressing connecting rod in the middle part of, check die stroke, qualified after punch is arranged on convex mould base, fixed with securing member；
I. finally convex mould base is arranged on die bottom plate, is fastened and fixed with securing member, after debugging is intact, by mould installion in punching
On bed；
J. group loads onto mould: upper mould is made up of drift, and drift is the shape of falling t structure.
2. agricultural tool according to claim 1 steps on the manufacture method of shoulder knurling mould it is characterised in that described mould bottom
Plate is provided with hole, and securing member passes through from hole and is fastened and fixed.
3. agricultural tool according to claim 1 steps on the manufacture method of shoulder knurling mould it is characterised in that described spring is led
Post, guide pin bushing seat, die socket, convex mould base are connected by securing member and die bottom plate respectively, and wherein the stroke of die socket is 0-
10mm.
4. agricultural tool according to claim 1 steps on the manufacture method of shoulder knurling mould it is characterised in that described connecting rod is
Two sections, two section connecting rods are connected with pin, and the two ends of connecting rod are embedded with jump ring, the junction pin with mould back seat, ball guide pillar
Connect.
5. agricultural tool according to claim 1 steps on the manufacture method of shoulder knurling mould it is characterised in that described spring is led
It is provided with spring outside post.
6. agricultural tool according to claim 1 steps on the manufacture method of shoulder knurling mould it is characterised in that described lower mould mould
Handle hole in the middle of tool base plate is rectangle.
7. agricultural tool according to claim 1 steps on the manufacture method of shoulder knurling mould it is characterised in that described concave, convex
Mould is respectively insert structure, and wherein die plate insert is rectangular structure, and diagonal bolt is fastened on die socket, punch
Insert is irregularly shaped, and diagonally opposed bolt is fastened on convex mould base.
8. agricultural tool according to claim 1 steps on the manufacture method of shoulder knurling mould it is characterised in that described securing member
For bolt, pin.
9. agricultural tool according to claim 1 step on shoulder knurling mould manufacture method it is characterised in that work when, drift
In the middle part of the connecting rod of the lower mould of impact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510169986.XA CN104759541B (en) | 2015-04-13 | 2015-04-13 | Agricultural tool shouldering and embossing mould and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510169986.XA CN104759541B (en) | 2015-04-13 | 2015-04-13 | Agricultural tool shouldering and embossing mould and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104759541A CN104759541A (en) | 2015-07-08 |
| CN104759541B true CN104759541B (en) | 2017-01-18 |
Family
ID=53641819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510169986.XA Active CN104759541B (en) | 2015-04-13 | 2015-04-13 | Agricultural tool shouldering and embossing mould and manufacturing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104759541B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106956327A (en) * | 2017-03-29 | 2017-07-18 | 河南师范大学 | A kind of autobalance cut-flower cutting die |
| CN106945121A (en) * | 2017-03-29 | 2017-07-14 | 河南师范大学 | A kind of cut-flower cutting die device |
| CN110920306B (en) * | 2019-12-06 | 2021-06-15 | 深圳市合力士机电设备有限公司 | Pneumatic element combines link assembly's knurling mechanism |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB136593A (en) * | 1918-11-14 | 1919-12-15 | Robert Abbott Hadfield | Improvements in or relating to the Manufacture of Shovels, and other Articles used for Shovelling and Digging Purposes. |
| US4916984A (en) * | 1988-03-17 | 1990-04-17 | Albert Barry R | Shovel blade and method of manufacture |
| CN201493376U (en) * | 2009-08-05 | 2010-06-02 | 吴远东 | Novel portable pneumatic punching machine |
| CN103121061B (en) * | 2011-11-18 | 2015-07-08 | 北汽福田汽车股份有限公司 | Die of stamping die and stamping die |
| CN204545147U (en) * | 2015-04-13 | 2015-08-12 | 唐山市燕南制锹有限公司 | Agricultural tool steps on shoulder knurling mould |
-
2015
- 2015-04-13 CN CN201510169986.XA patent/CN104759541B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104759541A (en) | 2015-07-08 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Embossing mould for agricultural tool tread shoulder and its manufacturing method Effective date of registration: 20200825 Granted publication date: 20170118 Pledgee: Bank of Cangzhou Limited by Share Ltd. Tangshan branch Pledgor: TANGSHAN YANNAN SHOVEL-MAKING Co.,Ltd. Registration number: Y2020980005322 |
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Date of cancellation: 20210826 Granted publication date: 20170118 Pledgee: Bank of Cangzhou Limited by Share Ltd. Tangshan branch Pledgor: TANGSHAN YANNAN SHOVEL-MAKING Co.,Ltd. Registration number: Y2020980005322 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Agricultural tool shoulder embossing mold and its production method Effective date of registration: 20231218 Granted publication date: 20170118 Pledgee: Bank of Cangzhou Limited by Share Ltd. Tangshan branch Pledgor: TANGSHAN YANNAN SHOVEL-MAKING Co.,Ltd. Registration number: Y2023980072392 |