CN207494783U - A kind of shape extrusion rotary feeding device - Google Patents
A kind of shape extrusion rotary feeding device Download PDFInfo
- Publication number
- CN207494783U CN207494783U CN201721529014.8U CN201721529014U CN207494783U CN 207494783 U CN207494783 U CN 207494783U CN 201721529014 U CN201721529014 U CN 201721529014U CN 207494783 U CN207494783 U CN 207494783U
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- support
- swivel becket
- ring
- section bar
- feeding device
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Abstract
The utility model discloses a kind of shape extrusion rotary feeding devices, and including pedestal, one end of pedestal is equipped with rotating device, and the other end, which slides, is equipped with feed arrangement；Rotating device includes retainer ring and is set in the swivel becket of fixed ring surface, the periphery of swivel becket is equipped with the turbine gear teeth, retainer ring bottom surface is equipped with the worm screw with the transmission cooperation of the turbine gear teeth, swivel becket both ends are equipped with support component, feed arrangement includes movable plate, and movable plate both sides are set in the sliding rail set on U-lag two side；Mobile plate surface is equipped with chuck, and chuck surface is evenly equipped with to fix section bar claw.A kind of shape extrusion rotary feeding device provided by the utility model can be suitable for various rotations and process, for driving the rotating device that section bar rotates that can improve rotation precision, feed arrangement can improve the powder feeding efficiency of section bar using worm-drive.
Description
Technical field
The utility model is related to shape extrusion technical field, more particularly to a kind of shape extrusion rotary feeding device.
Background technology
Section bar is iron or steel and passes through made of the techniques such as rolling, extrusion, casting with some strength and toughness material
Object with certain geometrical shape.Currently on the market because application needs usually to need to punch in Surface of profile, cut and
Other working processes are gradually adopting laser cutting, because laser cutting parameter is cleavable a variety of to section steel cutting processing at present
Metal and nonmetallic, and being carved, has that cutting accuracy is high, stability is good, cutting section is high-quality, quick, operation letter
The advantages that list, high degree of automation.It needs to rotate section bar or rotate laser cutting head during in cutting to carry out ring to section bar
It cuts, the mode of the laser cutting head of generally use rotation at present cuts section bar different location, and to the mode of section bar charging
Cutting position is typically replaced after dicing, when the tubing for needing cut-out different length, it is necessary to constantly update cutting fixed bit
It puts, this manual adjustment fixed length is simultaneously very low by the working efficiency of the mode of production that manual feeding is cut, and manually set,
The fixed length mode of manual feeding is there are larger deviation, and accuracy is than relatively low.
Utility model content
For the defects in the prior art, the purpose of this utility model is to provide a kind of shape extrusion rotary feeding device,
Can not only realize automatic rotary-type material, and can automatic feed, improve shape extrusion the degree of automation.
The utility model is the technical scheme adopted is that a kind of shape extrusion rotary feeding device, including carrying U-lag
Pedestal, one end of the pedestal are equipped with rotating device, and the other end, which slides, is equipped with feed arrangement；The rotating device includes retainer ring
With the swivel becket for being set in fixed ring surface, the periphery of the swivel becket is equipped with along swivel becket circumference and is caught in fixation
The turbine gear teeth of ring medial surface, the retainer ring bottom surface are provided through retainer ring and the snail coordinated with turbine gear teeth transmission
Bar, powered rotatable ring rotation when rotating worm screw；The swivel becket both ends are equipped with support component, are used to support across swivel becket
The section bar in the center of circle；The feed arrangement includes movable plate, and the movable plate both sides are set in the cunning set on the U-lag two side
It can be moved forward and backward on rail and along sliding rail, the movable plate surface pivots are equipped with the chuck coaxial with swivel becket, the chuck surface
The claw that can be moved along chuck center of circle direction is evenly equipped with, to fixed section bar.
In the technical program, for being rotated to section bar, feed arrangement can move rotating device in section bar rotary course
Ejector half material realizes the purpose of charging, and the retainer ring that the swivel becket periphery activity of tumbler is worn makes swivel becket and retainer ring structure
Into being rotatably assorted, swivel becket can be rotatable around its axis, and the worm screw across retainer ring mutually nibbles with rotating the turbine gear teeth of ring surface
It closes, forms worm-drive with swivel becket, swivel becket can then drive support component to rotate, so as to rotate section bar, in rotary course
In, can section bar be blocked by claw with the chuck of swivel becket coaxial arrangement, section bar be made to keep stablizing in moving process, chuck turns
Dynamic to be set on mobile plate surface, two Slideslip of movable plate is set on the sliding rail of U-lag two side, when movable plate is moved along sliding rail
The section bar clamped by chuck can be pushed to be moved along slide direction, realize section bar automatically feed purpose when rotated.
Further, the support component includes the support ring for being fixed on two end faces of swivel becket, the support ring
End face is disposed with multiple support columns that can be slided along support ring center direction, and the support column is close to one end of support ring center
Rotation is equipped with the axis of rolling, to support the section bar across swivel becket.
In this way, the support component for being used to support section bar is fixed on two end faces of swivel becket, can turn with swivel becket
Dynamic, multiple support columns of support component are arranged on support ring surface, and support column can be moved along the center of circle direction of support ring,
Since section bar specification to be processed is of different sizes, when support column can the center of circle direction movement when, support ring passes through for section bar
Opening just become to adjust, to achieve the purpose that different size section bar that supporting mechanism can support.
Further, the side wall of the U-lag is equipped with driving rack along slide direction, and the movable plate corresponds to driving rack
Side is equipped with driving motor, and the output shaft of the driving motor is sequentially connected by gear and driving rack.
In this way, movable plate is slidably set on the sliding rail in pedestal, in the case that it is moveable can be in driving rack
Realize the purpose automatically moved down in the transmission cooperation of gear, when driving motor forward or reverse, movable plate can be along sliding rail
Direction is moved forward and backward.
Further, the surface of the support column fitting support ring is equipped with along support sliding slot of the column length to arrangement, the sliding slot
Interior be equipped with is slided equipped with sliding shoe, and the sliding shoe both ends are equipped with elastic element, make sliding shoe can be in elasticity after being slided along sliding slot
It automatically resets under the elastic force of element.
In this way, when support column is mounted on support ring surface, by the way that sliding shoe to be fixed on to the surface of support column, to reach
Can be in the purpose of support ring center direction movement support column, in the larger section bar of support specification, support column can be along far from support
Ring center direction is moved, conversely, during the support smaller section bar of specification, support column can be moved along close to support ring center direction, when
After section bar is removed, support column is automatic to restore to equilbrium position under the elastic force effect of elastic element.
Further, the end face of the support ring is equipped with multiple mounting holes arranged in a ring, and institute is set on to fixed slide
State the sliding shoe in support column sliding slot.
In this way, the mounting hole arranged in a ring of support ring end face can be provided for support column different installation sites and
The support column of different number can be also installed as needed, in process, the specification and cross sectional shape of section bar be it is different,
For example, circular tubing, I-shaped or rectangle section bar, support column quantity and Support Position needed for the different section bar in section
Therefore difference, can be conveniently operated personnel in support ring surface layout mounting hole and install support column as needed, reach adaptation and add
The purpose of work different size and different cross section shape section bar.
Further, the retainer ring edge is equipped with an electric rotating machine, the output shaft of the electric rotating machine by shaft coupling with
Worm-drive is connected.
In this way, electric rotating machine can directly drive worm screw rotation, so as to which section bar be driven voluntarily to be rotated in processing, motor exists
It is formed and linked with machinery processing apparatus under the control of application program or controller, reached and be adapted to the required movement of shape extrusion
Flexibly, synchronous rotary requirement with high accuracy, further, since electric rotating machine is inevitably generated vibration, installation connection in rotation
It can ensure that worm screw is steadily moved after axis device, reduce the vibration of electric rotating machine and worm screw in rotation, while also act as overload
Protective effect.
Further, the surface of the fixed seat installation retainer ring is equipped with the oiling of the annular groove through retainer ring medial surface
Hole, the plug cock of the end face seal oil filler point of the oil filler point.
In this way, what is formed due to the turbine gear teeth of worm screw and rotation ring surface is worm-drive, worm screw is in rotation, engagement
Take turns between cog engagement wheel between cog relative sliding velocity it is big, the tooth surface abrasion of relative sliding velocity ambassador worm screw and the turbine gear teeth and
It generates heat heavier, the oil filler point of setting connection annular groove can improve heat dissipation effect and reduce abrasion, in oil filler point internal medicine to turbine
Lubricating oil and additive are added at the gear teeth and worm engaging, worm screw lubricating oil when shutting down is made still to be attached to gear table
Face forms protective film, prevents worm screw is intermetallic in low speed, high torque (HT) and startup to be in direct contact.
Further, the base bottom is equipped with and is used for along pedestal length to multiple stabilizing bases, the stable seating face is evenly equipped with
Engage the limiting slot of pedestal.
In this way, pedestal can be stably mounted to by limiting slot in limiting slot, pedestal is made to be stably mounted to shape extrusion position
It puts.
The beneficial effects of the utility model are：A kind of shape extrusion rotary feeding device provided by the utility model can be certainly
Dynamic rotation section bar and automatic feed, feed arrangement can be used for automatic feed, the section bar got ready along sliding rail moved and is automatically fed into
Working position, without hand feed, the chuck on movable plate realizes reliable retention by claw, and section bar is avoided to fall；With
Worm-drive is used, and pass through electric rotating machine and automatically control in the rotating mechanism of driving section bar rotation；In addition, operating personnel can root
According to installation support column is needed, achieve the purpose that adapt to processing different size and different cross section shape section bar, there is rational in infrastructure, behaviour
The advantages of making to facilitate.
Description of the drawings
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution of the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described.In all the appended drawings, it is similar
Element or part are generally identified by similar reference numeral.In attached drawing, each element or part might not be according to practical ratios
It draws.
Fig. 1 is the three-dimensional structure diagram of the utility model；
Fig. 2 is the feed arrangement stereogram of the utility model
Fig. 3 is the rotating device stereogram of the utility model；
Fig. 4 is the support column stereogram of the utility model.
Reference numeral：1- retainer rings, 2- swivel beckets, the 201- turbine gear teeth, 3- worm screws, 4- electric rotating machines, 5- support rings,
501- mounting holes, 6- support columns, 601- sliding slots, the 7- axis of rolling, 8- oilholes, 9- plug cocks, 10- movable plates, 11- chucks, 12- cards
Pawl, 13- driving motors, 14- driving racks, 15- sliding rails, 16- sliding shoes, 17- elastic elements, 18- pedestals, 19- stabilizing bases
Specific embodiment
The embodiment of technical solutions of the utility model is described in detail below in conjunction with attached drawing.Following embodiment is only
For clearly illustrating the technical solution of the utility model, therefore example is only used as, and cannot this practicality be limited with this
Novel protection domain.In the description of the present application, it is to be understood that the instructions such as term " on ", " under ", " top ", " bottom "
Orientation or position relationship are based on orientation shown in the drawings or position relationship, are for only for ease of description the utility model and simplification
Description rather than instruction imply that signified device or element must have specific orientation, with specific azimuth configuration and behaviour
Make, therefore it is not intended that limitation to the utility model.
In this application unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
It should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integral；Can be mechanical connection,
It can also be electrical connection；It can be directly connected, can also be indirectly connected by intermediary, can be inside two elements
Connection or the interaction relationship of two elements.For the ordinary skill in the art, it can manage as the case may be
Solve concrete meaning of the above-mentioned term in the utility model.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, a kind of shape extrusion rotary feeding device that the present embodiment is provided, including
Pedestal 18 with U-lag, one end of the pedestal 18 are equipped with rotating device, and the other end, which slides, is equipped with feed arrangement；The rotation
Rotary device includes retainer ring 1 and the swivel becket 2 for being set in 1 surface of retainer ring, and the periphery of the swivel becket 2 is equipped with along swivel becket
2 circumferences and the turbine gear teeth 201 for being caught in 1 medial surface of retainer ring, 1 bottom surface of retainer ring are provided through retainer ring 1 simultaneously
With the worm screw 3 of the turbine gear teeth 201 transmission cooperation, rotate powered rotatable ring 2 during the rotation of worm screw 3；2 liang of the swivel becket
End is equipped with support component, is used to support the section bar across 2 center of circle of swivel becket；The feed arrangement includes movable plate 10, the shifting
10 both sides of movable plate are set on the sliding rail 15 of the U-lag two side, and movable plate 10 can be moved forward and backward along sliding rail 15,
10 surface pivots of movable plate are equipped with the chuck 11 coaxial with swivel becket 2, and 11 surface of chuck is evenly equipped with can be along chuck 11
The claw 12 of center of circle direction movement, to fixed section bar.For rotating device for being rotated to section bar, feed arrangement can be in section bar
Mobile section bar realizes the purpose of charging in rotary course, and the retainer ring 1 that the 2 periphery activity of swivel becket of tumbler is worn makes to turn
Rotating ring 2 is rotatably assorted with the composition of retainer ring 1, and swivel becket 2 can be rotatable around its axis, across the worm screw 3 of retainer ring 1 and swivel becket
The turbine gear teeth 201 on 2 surfaces are meshed, and worm-drive is formed with swivel becket 2, and swivel becket 2 can then drive support component to rotate,
So as to rotate section bar, in rotary course, the chuck 11 being coaxially disposed with swivel becket 2 can block section bar by claw 12, make type
Material keeps stablizing in moving process, and the rotation of chuck 11 is set on 10 surface of movable plate, and 10 liang of Slideslips of movable plate are set in U-lag
On the sliding rail 15 of two side, can be pushed when movable plate 10 is moved along sliding rail 15 by the section bar that chuck 11 clamps along 15 direction of sliding rail
It is mobile, realize section bar automatically feed purpose when rotated.
With reference to Fig. 1, Fig. 3 and Fig. 4, the support component includes the support ring 5 for being fixed on 2 two end faces of swivel becket,
The end face of the support ring 5 is disposed with multiple support columns 6 that can be slided along 5 center of circle direction of support ring, and the support column 6 is close
One end rotation in 5 center of circle of support ring is equipped with the axis of rolling 7, to support the section bar across swivel becket 2.It is used to support the support of section bar
Component is fixed on two end faces of swivel becket 2, can be rotated with swivel becket 2, and multiple support columns 6 of support component are arranged on
5 surface of support ring, and support column 6 can be moved along the center of circle direction of support ring 5, due to section bar specification size to be processed not
Together, when support column 6 can the center of circle direction movement when, support ring 5 just becomes to adjust for the opening that section bar passes through, to reach
The purpose of different size section bar that supporting mechanism can support.
Referring to Figures 1 and 2, the side wall of the U-lag is equipped with driving rack 14 along 15 direction of sliding rail, and the movable plate 10 is right
The side of driving rack 14 is answered to be equipped with driving motor 13, the output shaft of the driving motor 13 is passed by gear and driving rack 14
Dynamic connection.Movable plate 10 is slidably set on the sliding rail 15 in pedestal 18, in the case that it is moveable can be in driving rack
14 realize down the purpose that automatically moves in the transmission cooperation of gear, when 13 forward or reverse of driving motor, movable plate 10
It is moved forward and backward along 15 direction of sliding rail.
With reference to Fig. 3 and Fig. 4, the surface that the support column 6 is bonded support ring 5 is equipped with the sliding slot grown along support column 6 to arrangement
601, interior be equipped with of the sliding slot 601 is slided equipped with sliding shoe 16, and 16 both ends of sliding shoe are equipped with elastic element 17, make sliding shoe
16 can automatically reset along after the slip of sliding slot 601 under the elastic force of elastic element 17.When support column 6 is mounted on 5 surface of support ring,
By the way that sliding shoe 16 to be fixed on to the surface of support column 6, to achieve the purpose that support column 6 can be moved in 5 center of circle direction of support ring,
In the larger section bar of support specification, support column 6 can be moved along far from 5 center of circle direction of support ring, conversely, support specification is smaller
During section bar, support column 6 can be moved along close to 5 center of circle direction of support ring, and after section bar is removed, support column 6 is in elastic element 17
It is automatic to restore to equilbrium position under elastic force effect.
With reference to Fig. 1 and Fig. 3, the end face of the support ring 5 is equipped with multiple mounting holes 501 arranged in a ring, to fixation
Slide the sliding shoe 16 being set in 6 sliding slot 601 of support column.The mounting hole 501 arranged in a ring of 5 end face of support ring can
Different installation sites is provided for support column 6 and the support column 6 of different number can be also installed as needed, in process
In, the specification and cross sectional shape of section bar are different, for example, circular tubing, I-shaped or rectangle section bar, section is not
6 quantity of support column and Support Position needed for same section bar is different, therefore, can be square in 5 surface layout mounting hole 501 of support ring
Convenient to operate personnel install support column 6 as needed, achieve the purpose that adapt to processing different size and different cross section shape section bar.
With reference to Fig. 1 and Fig. 3,1 edge of retainer ring is equipped with an electric rotating machine 4, and the output shaft of the electric rotating machine 4 passes through
Shaft coupling is connected with the transmission of worm screw 3.Electric rotating machine 4 can directly drive worm screw 3 and rotate, so as to drive section bar processing when voluntarily
Rotation, motor are formed with machinery processing apparatus under the control of application program or controller and are linked, reach and be adapted to shape extrusion
Required movement is flexible, synchronous rotary requirement with high accuracy, further, since the inevitable real estate in rotation of electric rotating machine 4
Raw vibration can ensure that worm screw 3 is steadily mobile after installing shaft coupling, reduce the vibration of electric rotating machine 4 and worm screw 3 in rotation, together
When also act as Overload Protection effect.
With reference to Fig. 3, the surface of the fixed seat installation retainer ring 1 is equipped with the note of the annular groove through 1 medial surface of retainer ring
Oilhole 8, the plug cock 9 of the end face seal oil filler point 8 of the oil filler point 8.Due to worm screw 3 and the turbine gear teeth 201 on 2 surface of swivel becket
What is formed is worm-drive, and for worm screw 3 in rotation, the relative sliding velocity of the engagement wheel between cog of engagement wheel between cog is big, relatively sliding
The tooth surface abrasion and fever of dynamic speed ambassador worm screw 3 and the turbine gear teeth 201 are heavier, and the oil filler point 8 of setting connection annular groove can
It improves heat dissipation effect and reduces abrasion, to the turbine gear teeth 201 and 3 engagement place of worm screw addition lubricating oil and add in 8 internal medicine of oil filler point
Add agent, the lubricating oil when shutting down of worm screw 3 made still to be attached to gear surface, form protective film, prevent worm screw 3 low speed,
It is intermetallic when high torque (HT) and startup to be in direct contact.
With reference to Fig. 1,18 bottom of pedestal is grown along pedestal 18 to being evenly equipped with multiple stabilizing bases 19,19 surface of stabilizing base
Equipped with for engaging the limiting slot of pedestal 18.Pedestal 18 can be stably mounted to by limiting slot in limiting slot, make pedestal 18 steady
Dingan County is mounted in shape extrusion position.
In conclusion the utility model has many advantages, such as that synchronous rotary precision is high, easy to operate.
Finally it should be noted that：The above various embodiments is only to illustrate the technical solution of the utility model rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, those of ordinary skill in the art should
Understand：It can still modify to the technical solution recorded in foregoing embodiments either to which part or whole
Technical characteristic carries out equivalent replacement；And these modifications or replacement, this practicality that it does not separate the essence of the corresponding technical solution are new
The range of each embodiment technical solution of type, should all cover in the claim of the utility model and the range of specification.
Claims (8)
1. a kind of shape extrusion rotary feeding device, it is characterised in that：Pedestal including carrying U-lag, one end of the pedestal
Equipped with rotating device, the other end, which slides, is equipped with feed arrangement；
The rotating device includes retainer ring and is set in the swivel becket of fixed ring surface, and the periphery of the swivel becket is equipped with edge
Swivel becket circumference and the turbine gear teeth for being caught in retainer ring medial surface, the retainer ring bottom surface be provided through retainer ring and with
The worm screw of turbine gear teeth transmission cooperation, powered rotatable ring rotation when rotating worm screw；The swivel becket both ends are equipped with branch
Support component is used to support the section bar across rotation ring center；
The feed arrangement includes movable plate, and the movable plate both sides are set on the sliding rail of the U-lag two side simultaneously
It can be moved forward and backward along sliding rail, the movable plate surface pivots are equipped with the chuck coaxial with swivel becket, and the chuck surface is evenly equipped with
The claw that can be moved along chuck center of circle direction, to fixed section bar.
2. shape extrusion rotary feeding device according to claim 1, it is characterised in that：
The support component includes being fixed on the support rings of two end faces of swivel becket, and the end face of the support ring is disposed with more
A support column that can be slided along support ring center direction, the support column are equipped with close to one end rotation of support ring center and roll
Axis, to support the section bar across swivel becket.
3. shape extrusion rotary feeding device according to claim 1, it is characterised in that：
The side wall of the U-lag is equipped with driving rack along slide direction, and the side that the movable plate corresponds to driving rack is equipped with biography
Dynamic motor, the output shaft of the driving motor are sequentially connected by gear and driving rack.
4. shape extrusion rotary feeding device according to claim 2, it is characterised in that：
Equipped with along sliding slot of the column length to arrangement is supported, being equipped with slip in the sliding slot sets on the surface of the support column fitting support ring
There is sliding shoe, the sliding shoe both ends are equipped with elastic element, make sliding shoe can be under the elastic force of elastic element after being slided along sliding slot
It automatically resets.
5. shape extrusion rotary feeding device according to claim 2, it is characterised in that：
The end face of the support ring is equipped with multiple mounting holes arranged in a ring, and the support column sliding slot is set on to fixed slide
Interior sliding shoe.
6. shape extrusion rotary feeding device according to claim 1, it is characterised in that：
The retainer ring edge is equipped with an electric rotating machine, and the output shaft of the electric rotating machine passes through shaft coupling and worm-drive phase
Even.
7. shape extrusion rotary feeding device according to claim 1, it is characterised in that：
The surface of the fixed seat installation retainer ring is equipped with the oil filler point of the annular groove through retainer ring medial surface, the oil filler point
End face seal oil filler point plug cock.
8. shape extrusion rotary feeding device according to claim 1, it is characterised in that：
The base bottom is equipped with the limit for engaging pedestal along pedestal length to multiple stabilizing bases, the stable seating face is evenly equipped with
Position slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721529014.8U CN207494783U (en) | 2017-11-15 | 2017-11-15 | A kind of shape extrusion rotary feeding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721529014.8U CN207494783U (en) | 2017-11-15 | 2017-11-15 | A kind of shape extrusion rotary feeding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207494783U true CN207494783U (en) | 2018-06-15 |
Family
ID=62504261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721529014.8U Active CN207494783U (en) | 2017-11-15 | 2017-11-15 | A kind of shape extrusion rotary feeding device |
Country Status (1)
| Country | Link |
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| CN (1) | CN207494783U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109396466A (en) * | 2018-11-08 | 2019-03-01 | 衡阳市振洋汽车配件有限公司 | Utilize the method for lathe cutter saddle processing fixed length workpiece |
-
2017
- 2017-11-15 CN CN201721529014.8U patent/CN207494783U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109396466A (en) * | 2018-11-08 | 2019-03-01 | 衡阳市振洋汽车配件有限公司 | Utilize the method for lathe cutter saddle processing fixed length workpiece |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190307 Address after: 225000 No. 191, Xingcheng West Road, Hangjiang District, Yangzhou City, Jiangsu Province (Jinyuan Building) - 933 Patentee after: Yangzhou Shide Science and Technology Development Co., Ltd. Address before: 225000 No. 191, Xingcheng West Road, Hangjiang District, Yangzhou City, Jiangsu Province (Jinyuan Building) 708, 709 Patentee before: Yangzhou Li He Hua Building Materials Co., Ltd. |
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| TR01 | Transfer of patent right |