CN105855445A - Energy-saving type automatic forging device for metal part - Google Patents
Energy-saving type automatic forging device for metal part Download PDFInfo
- Publication number
- CN105855445A CN105855445A CN201610192983.2A CN201610192983A CN105855445A CN 105855445 A CN105855445 A CN 105855445A CN 201610192983 A CN201610192983 A CN 201610192983A CN 105855445 A CN105855445 A CN 105855445A
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- China
- Prior art keywords
- energy
- metal part
- cavity
- control panel
- lifter plate
- 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.)
- Granted
Links
- 238000005242 forging Methods 0.000 title claims abstract description 32
- 239000002184 metal Substances 0.000 title claims abstract description 21
- 230000000994 depressogenic effect Effects 0.000 claims description 13
- 230000008676 import Effects 0.000 claims description 4
- 230000003044 adaptive effect Effects 0.000 claims 1
- 230000005611 electricity Effects 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 10
- 230000007547 defect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J13/00—Details of machines for forging, pressing, or hammering
- B21J13/08—Accessories for handling work or tools
- B21J13/085—Accessories for handling work or tools handling of tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J7/00—Hammers; Forging machines with hammers or die jaws acting by impact
- B21J7/20—Drives for hammers; Transmission means therefor
- B21J7/36—Drives for hammers; Transmission means therefor for drop hammers
- B21J7/42—Drives for hammers; Transmission means therefor for drop hammers operated by rotary drive, e.g. electric motors
- B21J7/44—Drives for hammers; Transmission means therefor for drop hammers operated by rotary drive, e.g. electric motors equipped with belts, ropes, cables, chains
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
The invention relates to an energy-saving type automatic forging device for a metal part. The energy-saving type automatic forging device for the metal part comprises a rectangular furnace body, an orifice, a lateral cavity and an opening, wherein a striking hammer is placed at the lower end of the orifice, and a T-shaped head is arranged at the upper end of the striking hammer. A lifting plate is installed on the orifice in a sliding mode and fixedly provided with upper fixing pins and lower fixing pins. The upper fixing pins are hinged to upper control plates. The lower fixing pins are hinged to lower clamping plates, and a clamping portion is arranged at the lower end of each lower clamping plate. A reset spring is arranged between the two lower clamping plates. The energy-saving type automatic forging device for the metal part can achieve the effect of automatically forging the metal part by automatically grasping, lifting and releasing the striking hammer. In addition, the energy-saving type automatic forging device for the metal part has the effects of saving energy and protecting the environment while guaranteeing the forging efficiency and quality.
Description
Technical field
The present invention relates to a kind of mechanical device for forging processing, a kind of energy-saving metal part
Automatically forging apparatus.
Background technology
Forging is that one utilizes metal forming machinery that metal stock is applied pressure so that it is produces and is plastically deformed to obtain
There is certain mechanical performance, definite shape and the processing method of size forging, the big part of the two of forging and stamping it
One.The defects such as cast condition that metal produces in smelting process is loose, optimization microstructure can be eliminated by forging
Structure, simultaneously because save complete metal streamline, the mechanical performance of forging generally to be preferred over same material
Foundry goods.
Currently, people have been able to use multiple high automatic forging machinery automatically to carry out metalwork automatically
Forging, but all there is the defect that power consumption is higher in major part forging machinery consumption, although also it has been proposed that design one
Can discharge by forging hammer gripping is moved to high-altitude, utilize gravitational potential that metalwork is pressurizeed.
But this mode is not only difficulty with, and easily drop, not only during promoting after forging hammer gripping
Forging quality can be affected, also there is the biggest potential safety hazard.
Summary of the invention
For above-mentioned existing defect, the present invention proposes and by Grasp Modes, forging hammer can be risen to height
A kind of automatic forging apparatus of energy-saving metal part that metalwork is forged by place automatically.
A kind of automatic forging apparatus of energy-saving metal part, including rectangle body of heater, has chamber in described square furnace body
Road, the left and right sides in the middle part of described cavity is all communicated with side chamber, and described rectangle body of heater lower end has import and export,
Described cavity lower end is placed with hammer, and described hammer upper end is provided with T-shaped head.
Described hammer is to be vertically slidably mounted in cavity.
Described cavity top is vertically slidably fitted with lifter plate, and described lifter plate front end face top is fixed
Equipped with steady pin on a pair, described lifter plate front end face bottom is provided with a pair time steady pin, fixed pin
All being hingedly connected with control panel, described lower steady pin is all articulated with lower grip block, under described lower grip block
End is provided with clamping part, has, between two lower grip blocks, the back-moving spring being fixedly connected with the two.
Described upper control panel is equipped with depressed part, described upper control panel lower end respectively with corresponding lower grip block
Upper end thereof is connected, and is all fixed with the stop spring with high damping characteristic, described stop bullet in described side chamber
Spring is connected to and described upper control panel, the sunken block of depressed part equal one_to_one corresponding adaptation, two upper control panels
Between there is the C frame being vertically slidably mounted on lifter plate front end face, described C frame upper end connects card
Position cylinder, the left side of described cavity is fixedly installed at the upper part with release block, and described release block connects release cylinder.
Fixed pin is hinged on the middle part of control panel, and described depressed area is in upper steady pin, upper control
Between the pin joint of plate and lower grip block；Described lower steady pin is hinged on the middle part of lower grip block.
Described sunken block is semi arch end face from the end face in close cavity.
Described lifter plate upper end connects has hawser, described rectangle body of heater upper end to be provided with motor, and described motor is even
Being connected to disk, described hawser upper end is packed on disk at the circumferential end of disk.
The present invention before the use, needs first manually by hammer upwards lifting, and the metal after heating
Part puts into the lower section of hammer from import and export.
The present invention in use, drives disk ceaselessly to rotate by motor, lifter plate can be driven to be circulated
Formula ground lifting carriage up and down.When lifter plate slides into cavity bottom, sunken block can start respectively by upper control panel
Lower end extrudes to cavity center position so that two lower grip blocks rotate and compression reseting spring, and
The clamping part of two lower grip blocks is in opening pattern.
When lifter plate slide downward until during lower limit position, falling into block and match with depressed part.Now, two
Lower grip block restores under back-moving spring elastic force effect, and two clamping parts can be with closed form by the T of hammer
Shape head is caught.
After T-shaped head is booked, pushes down on C frame by screens cylinder and make C frame and two upper control panel tops
Carrying out cooperation makes two upper control panels cannot be carried out rotating.Now, lifter plate starts to put forward hammer upwards
Sliding, after sunken block departs from depressed part, owing to upper control panel is acted on by C frame, sunken block can only be forced to support or oppose
Carry out sliding and compress stop spring from cavity center position so that two lower grip blocks and clamping part are the most not
Affected by the extruding falling into block, it is possible to ensure that hammer does not comes off during promoting.
When lifter plate upward sliding to upper extreme position, C frame is first pulled up, then discharges by screens cylinder
Cylinder promotes the upper end of the release upper control panel of block extruding so that two clamping parts open again so that hammer
Do the movement of falling object, and then forging is once forged.Before lifter plate declines again, discharge gas
Cylinder drives release block to slide to the left so that two clamping parts close again.
In sum, the present invention is while controlling the circulating lifting of lifter plate, by controlling opening of clamping part
Open and close syntype, captures hammer, and rises to eminence release, is produced by the repeatedly movement of falling object
Metalwork is forged by raw momentum, and then reaches the effect automatically forged.
It is characteristic of the invention that the present invention is by the seizure of sunken block Yu depressed part relative to traditional gripping mode
Coordinate ensure clamping part to the crawl at T-shaped head, stability is higher, and the characteristic of T-shaped head self and C frame
Position-limiting action relative to tradition by use frictional force clamping promote by the way of from the point of view of, more can protect
Card hammer did not came off before rising to highest point, and then ensure that forging efficiency and quality.Additionally,
Metalwork is forged by the present invention by the gravitional force of hammer, has certain feature of environmental protection and saving
The energy.
The invention has the beneficial effects as follows:
Automaticity of the present invention is high, it is possible to by hammer automatically being captured, extract, discharging, reach
To effect that metalwork is forged automatically.Additionally, the present invention can also ensure forging efficiency and quality
Meanwhile, there is effect of energy-conserving and environment-protective.
Accompanying drawing explanation
The present invention is further described with embodiment below in conjunction with the accompanying drawings.
Fig. 1 is the main TV structure schematic diagram of the present invention.
Detailed description of the invention
For the technological means making the present invention realize, creation characteristic, reach purpose and be easy to understand with effect,
Below the present invention is expanded on further.
As it is shown in figure 1, a kind of automatic forging apparatus of energy-saving metal part, including rectangle body of heater 1, described rectangle
Having cavity 1a in body of heater 1, the left and right sides in the middle part of described cavity 1a is all communicated with side chamber 2, described square furnace
Body 1 lower end has import and export 1b, and described cavity 1a lower end is placed with hammer 3, and described hammer 3 upper end is provided with
T-shaped head 3a.
Described hammer 3 is to be vertically slidably mounted in cavity 1a.
Described cavity 1a top is vertically slidably fitted with lifter plate 4, described lifter plate 4 front end face top
Fixing equipped with steady pin 5 on a pair, described lifter plate 4 front end face bottom is provided with a pair time steady pin 6, described on
Steady pin 5 is all hingedly connected with control panel 7, and described lower steady pin 6 is all articulated with lower grip block 8, described
Lower grip block 8 lower end is provided with clamping part 8a, has, between two lower grip blocks 8, the reset bullet being fixedly connected with the two
Spring 9.
Described upper control panel 7 is equipped with depressed part 7a, described upper control panel 7 lower end respectively with corresponding lower folder
Hold plate 8 upper end thereof to be connected, in described side chamber 2, be all fixed with the stop spring 10 with high damping characteristic, institute
State and stop that spring 10 is connected to and described upper control panel 7, the sunken block of depressed part 7a equal one_to_one corresponding adaptation
11, between two upper control panels 7, there is the C frame 12 being vertically slidably mounted on lifter plate 4 front end face,
Described C frame 12 upper end connects has screens cylinder 13, the left side of described cavity 1a to be fixedly installed at the upper part with release block 14,
Described release block 14 connects release cylinder 18.
Fixed pin 5 is hinged on the middle part of control panel 7, described depressed part 7a be positioned at steady pin 5, on
Between the pin joint of control panel 7 and lower grip block 8；Described lower steady pin 6 is hinged on the middle part of lower grip block 8.
Described sunken block 11 is semi arch end face from the end face in close cavity 1a.
Described lifter plate 4 upper end connects hawser 15, and described rectangle body of heater 1 upper end is provided with motor 16, described
Motor 16 connects has disk 17, described hawser 15 upper end to be packed on disk 17 at the circumferential end of disk 17.
The present invention before the use, needs first manually by hammer 3 upwards lifting, and the metal after heating
Part puts into the lower section of hammer 3 from importing and exporting at 1b.
The present invention in use, drives disk 17 ceaselessly to rotate by motor 16, and lifter plate 4 can be driven to carry out
Circulating ground lifting carriage up and down.When lifter plate 4 slides into cavity 1a bottom, fall into block 11 can start respectively by
Upper control panel 7 lower end extrudes to cavity 1a center position so that two lower grip blocks 8 rotate and compress multiple
Position spring 9, and the clamping part 8a of two lower grip blocks 8 is in opening pattern.
When lifter plate 4 slide downward until during lower limit position, falling into block 11 and match with depressed part 7a.Now,
Two lower grip blocks 8 restore under back-moving spring 9 elastic force effect, and two clamping part 8a can incite somebody to action with closed form
The T-shaped head 3a of hammer 3 catches.
After T-shaped head 3a is booked, pushes down on C frame 12 by screens cylinder 13 and make C frame 12 and two upper controls
Making sheet 7 top carries out cooperation and makes two upper control panels 7 cannot be carried out rotating.Now, lifter plate 4 starts to carry
Hammer 3 upward sliding, after sunken block 11 departs from depressed part 7a, owing to upper control panel 7 is by the effect of C frame 12,
Fall into block 11 can only be forced to carry out sliding and compress stop spring 10 to deviating from cavity 1a center position so that two
Lower grip block 8 and clamping part 8a are not affected by the extruding falling into block 11, it is possible to ensure that hammer 3 is in lifting
During do not come off.
When lifter plate 4 upward sliding is to upper extreme position, C frame 12 is first pulled up, so by screens cylinder 13
Rear release cylinder 18 promotes the upper end of the release upper control panel 7 of block 14 extruding so that two clamping part 8a open again
Open so that hammer 3 does the movement of falling object, and then once forges metalwork.At lifter plate 4 again
Before secondary decline, release cylinder 18 drives release block 14 to slide to the left so that two clamping part 8a close again.
In sum, the present invention is while controlling the circulating lifting of lifter plate 4, by controlling clamping part 8a's
Opening and closing pattern, captures hammer 3, and rises to eminence release, by the repeatedly movement of falling object
Foundry goods is forged by the momentum produced, and then reaches the effect automatically forged.
The general principle of the present invention, principal character and advantages of the present invention have more than been shown and described.The industry
Skilled person will appreciate that, the present invention is not restricted to the described embodiments, in above-described embodiment and specification
The principle of the simply present invention described, without departing from the spirit and scope of the present invention, the present invention also can
Having various changes and modifications, these changes and improvements both fall within claimed invention.Application claims
Protection domain is defined by appending claims and equivalent thereof.
Claims (4)
1. the automatic forging apparatus of energy-saving metal part, including rectangle body of heater (1), described rectangle body of heater (1)
Inside having cavity (1a), the left and right sides at described cavity (1a) middle part is all communicated with side chamber (2), described square
Shape body of heater (1) lower end has import and export (1b), it is characterised in that: described cavity (1a) lower end is placed with
Hammer (3), described hammer (3) upper end is provided with T-shaped head (3a)；
Described cavity (1a) top is vertically slidably fitted with lifter plate (4), described lifter plate (4)
Front end face top is fixing equipped with steady pin (5) on a pair, and described lifter plate (4) front end face bottom is provided with a pair
Lower steady pin (6), fixed pin (5) is all hingedly connected with control panel (7), described lower steady pin
(6) being all articulated with lower grip block (8), described lower grip block (8) lower end is provided with clamping part (8a), and two
There is between individual lower grip block (8) back-moving spring (9) being fixedly connected with the two；
Described upper control panel (7) is equipped with depressed part (7a), described upper control panel (7) lower end respectively with
Corresponding lower grip block (8) upper end thereof is connected, and is all fixed with and has high resistant nit in described side chamber (2)
The stop spring (10) of property, described stop spring (10) is connected to and described upper control panel (7), recessed
Fall into portion (7a) the sunken block (11) that all one_to_one corresponding is adaptive, have along vertically between two upper control panels (7)
Direction is slidably mounted on the C frame (12) on lifter plate (4) front end face, and described C frame (12) upper end connects to be had
Screens cylinder (13), the left side of described cavity (1a) is fixedly installed at the upper part with release block (14), described release
Block (14) connects release cylinder (18)；
Described lifter plate (4) upper end connects has hawser (15), described rectangle body of heater (1) upper end to be provided with electricity
Machine (16), described motor (16) connects has disk (17), described hawser (15) upper end to be packed in disk
(17) upper at the circumferential end of disk (17).
A kind of automatic forging apparatus of energy-saving metal part the most according to claim 1, it is characterised in that:
Described hammer (3) is to be vertically slidably mounted in cavity (1a).
A kind of automatic forging apparatus of energy-saving metal part the most according to claim 1, it is characterised in that:
Fixed pin (5) is hinged on the middle part of control panel (7), and described depressed part (7a) is positioned at solid
Between rationed marketing (5), upper control panel (7) and the pin joint of lower grip block (8)；Described lower steady pin (6)
It is hinged on the middle part of lower grip block (8).
A kind of automatic forging apparatus of energy-saving metal part the most according to claim 1, it is characterised in that:
Described sunken block (11) is semi arch end face from the end face in close cavity (1a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610192983.2A CN105855445B (en) | 2016-03-29 | 2016-03-29 | A kind of automatic forging apparatus of energy-saving metal part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610192983.2A CN105855445B (en) | 2016-03-29 | 2016-03-29 | A kind of automatic forging apparatus of energy-saving metal part |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105855445A true CN105855445A (en) | 2016-08-17 |
| CN105855445B CN105855445B (en) | 2017-10-03 |
Family
ID=56627303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610192983.2A Active CN105855445B (en) | 2016-03-29 | 2016-03-29 | A kind of automatic forging apparatus of energy-saving metal part |
Country Status (1)
| Country | Link |
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| CN (1) | CN105855445B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105835398A (en) * | 2016-04-28 | 2016-08-10 | 秦皇岛三清环境工程有限公司 | Powder forming device |
| CN106429412A (en) * | 2016-10-29 | 2017-02-22 | 安徽旭虹机械设备有限公司 | Continuous carrying frame used for rod quenching |
| CN106516717A (en) * | 2016-10-29 | 2017-03-22 | 安徽旭虹机械设备有限公司 | Clamping device for conveying bars |
| CN107716823A (en) * | 2017-09-26 | 2018-02-23 | 江苏宏程锻压机床有限公司 | Ten thousand tons of quick-acting passive superpower set hammers |
| CN108856622A (en) * | 2018-07-24 | 2018-11-23 | 阜阳市圣贝诺装饰工程有限公司 | A kind of Hardware fitting production cold headers gripping mechanism of industrial automation equipment |
| CN109926534A (en) * | 2019-02-25 | 2019-06-25 | 安徽瑞达机械有限公司 | A kind of hot steel part hammered work platform |
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| GB671886A (en) * | 1950-04-07 | 1952-05-14 | Chambersburg Eng Co | Drop hammers of the gravity type |
| CN101058111A (en) * | 2007-05-11 | 2007-10-24 | 张立新 | Dropping grabbing tamping hammer |
| CN102773396A (en) * | 2012-07-25 | 2012-11-14 | 攀钢集团攀枝花钢铁研究院有限公司 | Device and method for fast replacing anvil block on fast forging machine |
| CN203018662U (en) * | 2013-01-11 | 2013-06-26 | 张国庆 | Heavy forging hammer device with diesel pile hammer structure |
| CN204122671U (en) * | 2014-07-31 | 2015-01-28 | 太仓市顺昌锻造有限公司 | Novel arm hammer |
| CN204504098U (en) * | 2015-02-11 | 2015-07-29 | 杭州伟达铸锻有限公司 | A kind of forging hammer |
-
2016
- 2016-03-29 CN CN201610192983.2A patent/CN105855445B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB671886A (en) * | 1950-04-07 | 1952-05-14 | Chambersburg Eng Co | Drop hammers of the gravity type |
| CN101058111A (en) * | 2007-05-11 | 2007-10-24 | 张立新 | Dropping grabbing tamping hammer |
| CN102773396A (en) * | 2012-07-25 | 2012-11-14 | 攀钢集团攀枝花钢铁研究院有限公司 | Device and method for fast replacing anvil block on fast forging machine |
| CN203018662U (en) * | 2013-01-11 | 2013-06-26 | 张国庆 | Heavy forging hammer device with diesel pile hammer structure |
| CN204122671U (en) * | 2014-07-31 | 2015-01-28 | 太仓市顺昌锻造有限公司 | Novel arm hammer |
| CN204504098U (en) * | 2015-02-11 | 2015-07-29 | 杭州伟达铸锻有限公司 | A kind of forging hammer |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105835398A (en) * | 2016-04-28 | 2016-08-10 | 秦皇岛三清环境工程有限公司 | Powder forming device |
| CN106429412A (en) * | 2016-10-29 | 2017-02-22 | 安徽旭虹机械设备有限公司 | Continuous carrying frame used for rod quenching |
| CN106516717A (en) * | 2016-10-29 | 2017-03-22 | 安徽旭虹机械设备有限公司 | Clamping device for conveying bars |
| CN107716823A (en) * | 2017-09-26 | 2018-02-23 | 江苏宏程锻压机床有限公司 | Ten thousand tons of quick-acting passive superpower set hammers |
| CN108856622A (en) * | 2018-07-24 | 2018-11-23 | 阜阳市圣贝诺装饰工程有限公司 | A kind of Hardware fitting production cold headers gripping mechanism of industrial automation equipment |
| CN108856622B (en) * | 2018-07-24 | 2020-06-26 | 安徽科创新能源科技有限责任公司 | Hardware fitting production cold heading machine clamping device of industrial automation equipment |
| CN109926534A (en) * | 2019-02-25 | 2019-06-25 | 安徽瑞达机械有限公司 | A kind of hot steel part hammered work platform |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105855445B (en) | 2017-10-03 |
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| CB03 | Change of inventor or designer information |
Inventor after: Su Feng Inventor before: Chen Shanlan |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20170817 Address after: Haian town of Haian County in Jiangsu province 226600 Nantong Tongyang Road No. 19 Applicant after: NANTONG UNION MACHINERY ELECTRONTCS TECHNOLOGY Co.,Ltd. Address before: Shouxian County 232000 Anhui Province, Huainan City Bao Yi Zhen Zhang Luo Cun Wen Gang Group Applicant before: Chen Shanlan |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: An energy-saving automatic forging device for metal parts Effective date of registration: 20220128 Granted publication date: 20171003 Pledgee: Bank of China Limited by Share Ltd. Haian branch Pledgor: NANTONG UNION MACHINERY ELECTRONTCS TECHNOLOGY Co.,Ltd. Registration number: Y2022980001216 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230210 Granted publication date: 20171003 Pledgee: Bank of China Limited by Share Ltd. Haian branch Pledgor: NANTONG UNION MACHINERY ELECTRONTCS TECHNOLOGY Co.,Ltd. Registration number: Y2022980001216 |
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Denomination of invention: An energy-saving automatic forging device for metal parts Effective date of registration: 20230213 Granted publication date: 20171003 Pledgee: Bank of China Limited by Share Ltd. Haian branch Pledgor: NANTONG UNION MACHINERY ELECTRONTCS TECHNOLOGY Co.,Ltd. Registration number: Y2023980032568 |