CN107649547B - A kind of bearing inner race reeling machine - Google Patents
A kind of bearing inner race reeling machine Download PDFInfo
- Publication number
- CN107649547B CN107649547B CN201711132564.0A CN201711132564A CN107649547B CN 107649547 B CN107649547 B CN 107649547B CN 201711132564 A CN201711132564 A CN 201711132564A CN 107649547 B CN107649547 B CN 107649547B
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- hydraulic cylinder
- clamping device
- holder
- piston
- fixture block
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Classifications
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- 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
- B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
- B21D3/16—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts of specific articles made from metal rods, tubes, or profiles, e.g. crankshafts, by specially adapted methods or means
-
- 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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Support Of The Bearing (AREA)
- Reciprocating Pumps (AREA)
Abstract
The invention discloses a kind of bearing inner race reeling machines, its structure includes footing, pedestal, platen, cylinder seat, first oil pump, first oil pipe, first hydraulic cylinder, piston, second oil pipe, second hydraulic cylinder, second oil pump, import, fixture, base bottom is welded with footing, footing is distributed in a corner of pedestal, base top is equipped with platen, platen is bonded with pedestal, institute's table top side is connected with cylinder seat, horizontal positioned first hydraulic cylinder is equipped in cylinder seat, first hydraulic cylinder is equipped with piston, piston is flexibly connected with first hydraulic cylinder, first hydraulic cylinder is equipped with one end of piston among platen, a kind of bearing inner race reeling machine of the invention, various sizes of inner ring can be applicable in by the moveable fixture block in holder two sides, pass through spring clamp, expand use scope, using more flexible, make fixture block to inner ring by the elastic force of spring Outer surface is fixed, and is fixed by horizontal direction of the arc panel to inner ring, good fixing effect.
Description
Technical field
The present invention is a kind of bearing inner race reeling machine, belongs to a kind of bearing inner race reeling machine field.
Background technique
The inner circle of bearing inner race and the Excircle machining required precision of bearing outer ring are higher, at present the inner circle processing of bearing inner race
Grinding allowance is reserved using Vehicle Processing is first passed through, the method processing after heat treatment through grinding to final size.
The prior art carries out whole diameter by cold pressing, but is fixed cavity to the fixed form of inner ring when cold pressing, can not basis
The size of inner ring is adjusted, and is only applicable to the inner ring of same size, and use scope is small, and use is inflexible.
Summary of the invention
In view of the deficienciess of the prior art, it is an object of the present invention to provide a kind of bearing inner race reeling machine, structure includes
Footing, pedestal, platen, cylinder seat, the first oil pump, the first oil pipe, first hydraulic cylinder, piston, the second oil pipe, second hydraulic cylinder,
Two oil pumps, import, fixture, the base bottom are welded with footing, and the footing is distributed in a corner of pedestal, the pedestal top
Portion is equipped with platen, and the platen is bonded with pedestal, and the table top side is connected with cylinder seat, puts in the cylinder seat equipped with level
The first hydraulic cylinder set, the first hydraulic cylinder are equipped with piston, and the piston is flexibly connected with first hydraulic cylinder, first liquid
Cylinder pressure is equipped with one end of piston among platen, and the first hydraulic cylinder is connected to by the first oil pipe with the first oil pump, described
First oil pump is mounted on cylinder seat side, is equipped with fixture in front of the piston, the clamp top is connected with second hydraulic cylinder, institute
It states second hydraulic cylinder to be disposed vertically, the second hydraulic cylinder is connected by the second oil pipe with the second oil pump, second oil pump
It is fixedly connected on platen side, the fixture is equipped with import with close to the opposite side of piston；
The fixture is made of holder, engaging lug, lead, pulley, the first clamping device, reel, the second clamping device, institute
Stating holder is to put upside down U-shaped, is hollowed out inside the holder, the holder is internally provided with equally distributed pulley, the pulley
It being slidably connected with lead, the two ends of the lead tie up to the first clamping device by engaging lug, on the second clamping device respectively,
First clamping device, the second clamping device are separately mounted to the two sides of U-shaped folder seat, and the reel is located at the top of U-shaped folder seat
Centre, first clamping device, the second clamping device are equipped with engaging lug, and described lead one end ties up to the first clamping device
On engaging lug, the other end is wrapped on reel after pulley, then through pulley system on the engaging lug of the second clamping device,
The reel is connected with second hydraulic cylinder；
Second clamping device is by the first spring, the first guide sleeve, the first guide post, the second guide sleeve, the second guide post, the second bullet
Spring, fixture block composition, the fixture block be arc, the intrados of the fixture block towards holder among, the extrados top of the fixture block
It is connected with the first guide post, first guide post is through holder and is set in the first guide sleeve, and first guide sleeve is vertically connected on
Holder lateral surface, first guide sleeve are parallel to each other with the second guide sleeve being positioned below, and second guide sleeve is arranged with second and leads
Column, second guide post are connected to the lower part of arc fixture block, and first spring, second spring are located between holder and fixture block,
First spring is set on the first guide post, and the second spring is set on the second guide post.
Further, first clamping device is consistent with the second clamping device structure, first clamping device and
Two clamping devices are symmetrical along holder middle line.
Further, the side of the fixture block is connected with arc panel.
Further, the second hydraulic cylinder further includes having reel stand, and the reel is erected at the piston of second hydraulic cylinder
End, the reel stand are U-shaped and run through reel.
Further, the second hydraulic cylinder further includes having screw rod, and the piston end of the second hydraulic cylinder is provided with threaded hole,
The threaded hole is connected by screw rod with reel stand.
Beneficial effect
A kind of bearing inner race reeling machine of the invention, in use, the second oil pump of starting, it will be on reel by second hydraulic cylinder
It draws, the first clamping device, the second clamping device with dynamic holder two sides are mobile to two sides, can be to keeping fixture block by guide post
The inner ring of bearing is placed on holder, resets second hydraulic cylinder by horizontal displacement, by the elastic force of spring by the fixture block of two sides
It is pushed away to centre, so that fixture block is clamped inner ring, inner ring is fixed, the moveable fixture block in two sides can be applicable in various sizes of
Circle expands use scope by spring clamp, and use is more flexible, after clamping inner ring, starts the first oil pump, first hydraulic cylinder
Whole diameter part is mutually pushed forward by piston, whole diameter part gradually passes through and carries out whole diameter to inner ring among inner ring；
Because first clamping device is consistent with the second clamping device structure, first clamping device and second is clamped
Device is symmetrical along holder middle line, and the displaced position of the first clamping device, the second clamping device can be made to be consistent, make to press from both sides
Tight inner ring is located at centre；
Because the side of the fixture block is connected with arc panel, inner ring can be limited and be fixed, place inner ring displacement；
Because the second hydraulic cylinder further includes having reel stand, the reel is erected at the piston end of second hydraulic cylinder, institute
It states reel stand to be U-shaped and run through reel, be mounted in second hydraulic cylinder convenient for reel；
Because the second hydraulic cylinder further includes having screw rod, the piston end of the second hydraulic cylinder is provided with threaded hole, described
Threaded hole is connected by screw rod with reel stand, convenient for carrying out installing and dismounting to reel stand.
A kind of bearing inner race reeling machine of the invention can be applicable in various sizes of by the moveable fixture block in holder two sides
Inner ring expands use scope, use is more flexible, makes fixture block to inner ring outer surface by the elastic force of spring by spring clamp
It is fixed, is fixed by horizontal direction of the arc panel to inner ring, good fixing effect.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 is a kind of structural schematic diagram of bearing inner race reeling machine of the present invention.
Fig. 2 is the structural schematic diagram one of present clip.
Fig. 3 is the structural schematic diagram two of present clip.
Fig. 4 is the structural schematic diagram of arc panel of the present invention.
Fig. 5 is the structural schematic diagram of reel stand of the present invention.
In figure: footing -1, pedestal -2, platen -3, cylinder seat -4, the first oil pump -5, the first oil pipe -6, first hydraulic cylinder -7,
Piston -8, the second oil pipe -9, second hydraulic cylinder -10, the second oil pump -11, import -12, fixture -13, holder -130, engaging lug -
131, lead -132, pulley -133, the first clamping device -134, reel -135, the second clamping device -136, the first spring -
1360, the first guide sleeve -1361, the first guide post -1362, the second guide sleeve -1363, the second guide post -1364, second spring -1365, folder
Block -1366, arc panel -1367, reel stand -101, screw rod 102.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
Fig. 1-Fig. 5 is please referred to, the present invention provides a kind of bearing inner race reeling machine technical solution: its structure includes footing 1, bottom
Seat 2, platen 3, cylinder seat 4, the first oil pump 5, the first oil pipe 6, first hydraulic cylinder 7, piston 8, the second oil pipe 9, second hydraulic cylinder 10,
Second oil pump 11, import 12, fixture 13,2 bottom of pedestal are welded with footing 1, and the footing 1 is distributed in 4 angles of pedestal 2
It falling, platen 3 is equipped at the top of the pedestal 2, the platen 3 is bonded with pedestal 2, and 3 top side of platen is connected with cylinder seat 4,
Horizontal positioned first hydraulic cylinder 7 is equipped in the cylinder seat 4, the first hydraulic cylinder 7 is equipped with piston 8, the piston 8 and first
Hydraulic cylinder 7 is flexibly connected, and the first hydraulic cylinder 7 is equipped with one end of piston 8 among platen 3, and the first hydraulic cylinder 7 is logical
It crosses the first oil pipe 6 to be connected to the first oil pump 5, first oil pump 5 is mounted on 4 side of cylinder seat, is equipped with fixture in front of the piston 8
13,13 top of fixture is connected with second hydraulic cylinder 10, and the second hydraulic cylinder 10 is disposed vertically, the second hydraulic cylinder
10 are connected by the second oil pipe 9 with the second oil pump 11, and second oil pump 11 is fixedly connected on 3 side of platen, the fixture
13 are equipped with import 12 with close to the opposite side of piston 8；The fixture 13 is by holder 130, engaging lug 131, lead 132, pulley
133, the first clamping device 134, reel 135, the second clamping device 136 composition, the holder 130 is U-shaped, the folder of putting upside down
It is hollowed out inside seat 130, the holder 130 is internally provided with equally distributed pulley 133, and the pulley 133 is slided with lead 132
The two ends of connection, the lead 132 tie up to the first clamping device 134, the second clamping device 136 by engaging lug 131 respectively
On, first clamping device 134, the second clamping device 136 are separately mounted to the two sides of U-shaped folder seat 130, the reel 135
It is located at 130 top center of U-shaped folder seat, first clamping device 134, the second clamping device 136 are equipped with engaging lug 131, institute
It states 132 one end of lead to tie up on the engaging lug 131 of the first clamping device 134, the other end is wrapped in reel after pulley 133
On 135, then tied up on the engaging lug 131 of the second clamping device 136 by pulley 133, the reel 135 and second hydraulic cylinder
10 are connected；Second clamping device 136 is by the first spring 1360, the first guide sleeve 1361, the first guide post 1362, the second guide sleeve
1363, the second guide post 1364, second spring 1365, fixture block 1366 form, and the fixture block 1366 is arc, the fixture block 1366
Intrados towards holder 130 among, the extrados top of the fixture block 1366 is connected with the first guide post 1362, first guide post
1362 run through holder 130 and are set in the first guide sleeve 1361, and first guide sleeve 1361 is vertically connected on 130 outside of holder
Face, first guide sleeve 1361 are parallel to each other with the second guide sleeve 1363 being positioned below, and second guide sleeve 1363 is arranged with
Two guide posts 1364, second guide post 1364 are connected to the lower part of arc fixture block 1366, first spring 1360, second spring
1365 are located between holder 130 and fixture block 1366, and first spring 1360 is set on the first guide post 1362, second bullet
Spring 1365 is set on the second guide post 1364, and first clamping device 134 is consistent with 136 structure of the second clamping device, described
First clamping device 134 is symmetrical along 130 middle line of holder with the second clamping device 136, the side connection of the fixture block 1366
There is arc panel 1367, the second hydraulic cylinder 10 further includes having reel stand 101, and the reel stand 101 is located at second hydraulic cylinder 10
Piston end, the reel stand 101 be it is U-shaped and run through reel 135, the second hydraulic cylinder 10 further includes having screw rod 102, described
The piston end of second hydraulic cylinder 10 is provided with threaded hole, and the threaded hole is connected by screw rod 102 with reel stand 101.
First hydraulic cylinder 7 described in this patent is that hydraulic energy is changed into mechanical energy, does straight reciprocating motion or swing
The hydraulic actuator of movement.
In use, the second oil pump 11 of starting, is pulled up reel 135 by second hydraulic cylinder 10, with 130 two sides of dynamic holder
First clamping device 134, the second clamping device 136 are mobile to two sides, can be to making fixture block keep horizontal displacement by guide post, will
The inner ring of bearing is placed on holder 130, resets second hydraulic cylinder 10, by the elastic force of spring by the fixture block of two sides to centre
It pushes away, so that fixture block is clamped inner ring, inner ring is fixed, the moveable fixture block in two sides can be applicable in various sizes of inner ring, pass through
Spring clamp expands use scope, and use is more flexible, after clamping inner ring, starts the first oil pump 5, first hydraulic cylinder 7 passes through work
Whole diameter part is mutually pushed forward by plug 8, and whole diameter part gradually passes through and carries out whole diameter to inner ring among inner ring；Because of first clamping device
134 is consistent with 136 structure of the second clamping device, and first clamping device 134 and the second clamping device 136 are along holder 130
Line is symmetrical, and the displaced position of the first clamping device 134, the second clamping device 136 can be made to be consistent, and makes to clamp interior
Circle is located at centre；Because the side of the fixture block 1366 is connected with arc panel 1367, inner ring can be limited and be fixed, be put
Set inner ring displacement；Because the second hydraulic cylinder 10 further includes having reel stand 101, the reel stand 101 is located at second hydraulic cylinder
10 piston end, the reel stand 101 is U-shaped and runs through reel 135, is mounted in second hydraulic cylinder 10 convenient for reel 135；Cause
It further include having screw rod 102 for the second hydraulic cylinder 10, the piston end of the second hydraulic cylinder 10 is provided with threaded hole, the screw thread
Hole is connected by screw rod 102 with reel stand 101, convenient for carrying out installing and dismounting to reel stand 101.
Problems solved by the invention is that the prior art passes through the whole diameter of cold pressing progress, but is to the fixed form of inner ring when cold pressing
Fixed cavity can not be adjusted according to the size of inner ring, be only applicable to the inner ring of same size, and use scope is small, using not
Enough flexible, the present invention is combined with each other by above-mentioned component, and a kind of bearing inner race reeling machine of the invention can by holder two sides
Mobile fixture block can be applicable in various sizes of inner ring, by spring clamp, expand use scope, use is more flexible, passes through
Fixture block is fixed to inner ring outer surface in the elastic force of spring, is fixed by horizontal direction of the arc panel to inner ring,
Good fixing effect.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, for this field skill
For art personnel, it is clear that invention is not limited to the details of the above exemplary embodiments, and without departing substantially from spirit of the invention or
In the case where essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action
Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that including all changes that fall within the meaning and scope of the equivalent elements of the claims in the present invention
It is interior.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. a kind of bearing inner race reeling machine, structure includes footing (1), pedestal (2), platen (3), cylinder seat (4), the first oil pump
(5), the first oil pipe (6), first hydraulic cylinder (7), piston (8), the second oil pipe (9), second hydraulic cylinder (10), the second oil pump
(11), import (12), fixture (13), it is characterised in that:
Pedestal (2) bottom is welded with footing (1), and the footing (1) is distributed in 4 corners of pedestal (2), the pedestal
(2) top is equipped with platen (3), and the platen (3) is bonded with pedestal (2), and platen (3) top side is connected with cylinder seat (4),
Horizontal positioned first hydraulic cylinder (7) is equipped in the cylinder seat (4), the first hydraulic cylinder (7) is equipped with piston (8), the work
Plug (8) is flexibly connected with first hydraulic cylinder (7), and the first hydraulic cylinder (7) is equipped with the one end of piston (8) in platen (3)
Between, the first hydraulic cylinder (7) is connected to by the first oil pipe (6) with the first oil pump (5), and first oil pump (5) is mounted on cylinder
Seat (4) side, piston (8) front are equipped with fixture (13), are connected at the top of the fixture (13) with second hydraulic cylinder (10),
The second hydraulic cylinder (10) is disposed vertically, and the second hydraulic cylinder (10) passes through the second oil pipe (9) and the second oil pump (11) phase
Connection, second oil pump (11) are fixedly connected on platen (3) side, the fixture (13) it is opposite with close piston (8) one
Side is equipped with import (12)；
The fixture (13) is by holder (130), engaging lug (131), lead (132), pulley (133), the first clamping device
(134), reel (135), the second clamping device (136) composition, the holder (130) is U-shaped, the holder (130) of putting upside down
Inside hollows out, and the holder (130) is internally provided with equally distributed pulley (133), the pulley (133) and lead (132)
It is slidably connected, the two ends of the lead (132) tie up to the first clamping device (134), the second folder by engaging lug (131) respectively
On tight device (136), first clamping device (134), the second clamping device (136) are separately mounted to U-shaped folder seat (130)
Two sides, the reel (135) are located at U-shaped folder seat (130) top center, first clamping device (134), the second clamping device
(136) it being equipped with engaging lug (131), described lead (132) one end ties up on the engaging lug (131) of the first clamping device (134),
The other end is wrapped on reel (135) after pulley (133), then ties up to the second clamping device (136) by pulley (133)
Engaging lug (131) on, the reel (135) is connected with second hydraulic cylinder (10)；
Second clamping device (136) is by the first spring (1360), the first guide sleeve (1361), the first guide post (1362), second
Guide sleeve (1363), the second guide post (1364), second spring (1365), fixture block (1366) composition, the fixture block (1366) are arc,
The intrados of the fixture block (1366) is intermediate towards holder (130), and the extrados top of the fixture block (1366) is connected with first
Guide post (1362), first guide post (1362) is through holder (130) and is set in the first guide sleeve (1361), and described first leads
Set (1361) is vertically connected on holder (130) lateral surface, first guide sleeve (1361) and the second guide sleeve being positioned below
(1363) it is parallel to each other, second guide sleeve (1363) is arranged with the second guide post (1364), the second guide post (1364) connection
In the lower part of arc fixture block (1366), first spring (1360), second spring (1365) are located at holder (130) and fixture block
(1366) between, first spring (1360) is set on the first guide post (1362), and the second spring (1365) is set in
On second guide post (1364).
2. a kind of bearing inner race reeling machine according to claim 1, it is characterised in that: first clamping device (134)
Consistent with the second clamping device (136) structure, first clamping device (134) and the second clamping device (136) are along holder
(130) middle line is symmetrical.
3. a kind of bearing inner race reeling machine according to claim 1, it is characterised in that: the side of the fixture block (1366) connects
It is connected to arc panel (1367).
4. a kind of bearing inner race reeling machine according to claim 1, it is characterised in that: the second hydraulic cylinder (10) is also wrapped
It has included reel stand (101), the reel stand (101) is located at the piston end of second hydraulic cylinder (10), and the reel stand (101) is U
Type simultaneously runs through reel (135).
5. a kind of bearing inner race reeling machine according to claim 4, it is characterised in that: the second hydraulic cylinder (10) is also wrapped
Included screw rod (102), the piston end of the second hydraulic cylinder (10) is provided with threaded hole, the threaded hole by screw rod (102) with
Reel stand (101) is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711132564.0A CN107649547B (en) | 2017-11-15 | 2017-11-15 | A kind of bearing inner race reeling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711132564.0A CN107649547B (en) | 2017-11-15 | 2017-11-15 | A kind of bearing inner race reeling machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107649547A CN107649547A (en) | 2018-02-02 |
| CN107649547B true CN107649547B (en) | 2019-01-15 |
Family
ID=61120086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711132564.0A Active CN107649547B (en) | 2017-11-15 | 2017-11-15 | A kind of bearing inner race reeling machine |
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| CN (1) | CN107649547B (en) |
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| US3444606A (en) * | 1967-01-23 | 1969-05-20 | Cecil B Jones | Self-aligning bearing-staking tool |
| DE7932465U1 (en) * | 1979-10-11 | 1980-02-21 | Georg Fischer Ag, Schaffhausen (Schweiz) | CLAMPING DEVICE FOR CENTRICALLY CLAMPING WORKPIECES |
| JPH10315085A (en) * | 1997-05-13 | 1998-12-02 | Nippon Steel Corp | Aligning device for ring-shaped object |
| CN2542362Y (en) * | 2002-04-24 | 2003-04-02 | 陈社伟 | Bearing ring double-station forming machine |
| KR20140047463A (en) * | 2012-10-12 | 2014-04-22 | 주식회사 대영테크 | Tool gripper in automatic tool changer |
| CN102974713B (en) * | 2012-11-20 | 2015-06-24 | 宁波雄狮机械制造有限公司 | Bearing-inner-ring reeling machine and reeling method |
| CN202894130U (en) * | 2012-11-20 | 2013-04-24 | 宁波雄狮机械制造有限公司 | Axletree inner ring reshaping device |
| CN203184532U (en) * | 2013-04-18 | 2013-09-11 | 苏州市东吴滚针轴承有限公司 | Bearing stamping automatic feeding and shaping device |
| CN203426204U (en) * | 2013-07-30 | 2014-02-12 | 泰州龙瑞金属制品有限公司 | Dragging device for straightener |
| CN204913342U (en) * | 2015-06-24 | 2015-12-30 | 陈才书 | Novel bar punches device |
| CN206484280U (en) * | 2016-12-06 | 2017-09-12 | 陈华祥 | A kind of jig with clamping detector |
| CN106903521B (en) * | 2017-03-09 | 2018-12-21 | 绍兴柯桥标马化纤有限公司 | Frock clamp is used in a kind of cylindric workpiece punching |
| CN206622869U (en) * | 2017-04-01 | 2017-11-10 | 刘宇 | A kind of component of machine process equipment |
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2017
- 2017-11-15 CN CN201711132564.0A patent/CN107649547B/en active Active
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| CN107649547A (en) | 2018-02-02 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20181128 Address after: 063500 North Hazelnut Town, Luanxian County, Tangshan City, Hebei Province Applicant after: Tangshan Xinglong Iron and Steel Co., Ltd. Address before: 511400 No. 378 Waihuan West Road, Panyu District, Guangzhou City, Guangdong Province Applicant before: Jiang Bin |
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