CN204036553U - The shaving die of 3 D stereo wallpaper - Google Patents
The shaving die of 3 D stereo wallpaper Download PDFInfo
- Publication number
- CN204036553U CN204036553U CN201420351855.4U CN201420351855U CN204036553U CN 204036553 U CN204036553 U CN 204036553U CN 201420351855 U CN201420351855 U CN 201420351855U CN 204036553 U CN204036553 U CN 204036553U
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- Prior art keywords
- blade
- stereo
- locating core
- shaving die
- fixture block
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 8
- 238000005520 cutting process Methods 0.000 claims description 31
- 229910001315 Tool steel Inorganic materials 0.000 claims description 5
- 239000000835 fiber Substances 0.000 claims description 5
- 230000000630 rising effect Effects 0.000 claims description 3
- 238000000465 moulding Methods 0.000 description 10
- 238000009966 trimming Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 6
- 238000009434 installation Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012797 qualification Methods 0.000 description 2
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- 229910001141 Ductile iron Inorganic materials 0.000 description 1
- 208000035346 Margins of Excision Diseases 0.000 description 1
- 206010034703 Perseveration Diseases 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007429 general method Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000011105 molded pulp Substances 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
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- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The utility model relates to a kind of shaving die of 3 D stereo wallpaper.This shear mould comprises pedestal, there is the locating core of three-dimensional modeling, fixture block confined by blade, blade, jacking apparatus and gear knife plate, pedestal forms a square posting by base plate and blade positioning wedged block, shaving die and press device mount, and gear knife plate is fixed on the surface of press device slide plate, and the area of gear knife plate is greater than the area of the 3 D stereo wallpaper workpiece that will cut.
Description
Technical field
The utility model relates to a kind of method for cutting edge of 3 D stereo wallpaper and the operation principle of shaving die.
Background technology
Die-cut in the production process of current 3 D stereo wallpaper develops from the trimming mode of moulded pulp set for dining, the precision of its trimming is not high, location is inaccurate, easy skew, once the off-centring of plate body moulding one millimeter, when ten planks link up the deviation of putting up and will cause 1cm, not only affect overall three-dimensional stereo effect, correct also very difficult in construction, the factory calibration of present product only allows the skew of 0.2mm, general method for cutting edge is used to be difficult to accomplish, therefore, qualification rate is very low, also have and to use laser trimming, but the high temperature of laser burns and very easily causes edge carbonization to form xanthochromia.
Given this, we devise novel 3 D stereo decorative panel shaving die, solve locating bias, and production efficiency and qualification rate are all greatly promoted.
Utility model content
The technical problems to be solved in the utility model breaks through the shortcoming of prior art, press device (air press, hydraulic press, stamping machine etc.) is adopted to mount brand-new die-cutting mould, this mould is a kind of shaving die of 3 D stereo wallpaper, comprise pedestal, have the locating core of three-dimensional modeling, fixture block confined by blade, blade, jacking apparatus and gear knife plate, pedestal forms a square posting by base plate and blade positioning wedged block, it is characterized in that:
Described shaving die and press device mount, and gear knife plate is fixed on the surface of press device slide plate, and the area of gear knife plate is greater than the area of the 3 D stereo wallpaper workpiece that will cut.
The bottom of described locating core is inverted trapezoidal, four limits are arbitrarily angled between 150-120 degree, described blade positioning wedged block inboard side edge is inclined-plane at any angle between 30-60 degree, and two angles will meet when locating core falls and overlap completely with the inclined-plane of blade positioning wedged block.
The bottom of described locating core is inverted trapezoidal, and four limits are the inclination angle of 135 degree, and described blade positioning wedged block inboard side edge is the inclined-plane of 45 degree, and when ensureing the whereabouts of locating core, the center being placed in mould exactly no longer offsets.
Described jacking apparatus is jacking cylinder.
Described press device is air press, hydraulic press or stamping machine.
Described blade adopts wear-resisting tool steel to make, and the angle of blade is between 20 degree to 45 degree, and the length of blade equals the thickness that blade positioning wedged block length adds cutter.
When blade is installed, blade cutting edge is inside, be adjacent to blade positioning wedged block outside, blade is installed according to end to end order, cutting blade clip is confined between fixture block at blade positioning wedged block and blade, guarantee that blade is tightly attached on the facade of fixture block, the plane of the locating core after the height that blade exposes puts in place with jacking apparatus jacking is consistent.
The outside of blade positioning wedged block, leave contour step, the width of step and the consistency of thickness of blade or be greater than blade thickness 0.5mm, the step lower boreholes mantle fiber of blade positioning wedged block, fixture block is confined to install blade, form the gap with the consistent in or greater than blade thickness 0.5mm of blade thickness between blade confinement fixture block and step, blade is confined fixture block bottom and is got through hole.
Described jacking air cylinder guide rod is not when rising, and height is consistent with mould fixture block inner side step height.
The lower flat of described locating core and the guide rod upper contact of jacking cylinder, when jacking cylinder rises, promote locating core up, during start, locating core is in uplink state.
The control of described jacking cylinder adopts magnetic valve and travel switch to combine, and Stroke Control travel switch position is determined with gear knife plate travel position.
When forcing press slide plate is up, jacking cylinder rises by magnetic valve, when slide plate descending close to keeping off during blade cutting edge that knife plate and locating core will process three pass slab plate step up time, four limits of blanket contact with blade cutting edge, jacking cylinder declines by magnetic valve, now, slide plate continues descending, until blanket is cut by blade cutting edge, now, the blanket cutting four limits can enter into the inside of blade four frame along with the descending pressure of slide plate, when slide plate is up, release magnetic valve travel switch resets, and controls jacking cylinder up, is released by the plate body cut from cutting die.
Described jacking apparatus can also be jacking spring or elastic gum cushion block.
A kind of method for cutting edge utilizing the shaving die of any one 3 D stereo wallpaper above-mentioned, it is characterized in that: before trimming, by the slide plate open height of press as maximum, by the Platform center of shaving die as UP equipment, the slide plate of UP equipment installs gear knife plate and ensures that gear knife plate is straight, connect the gas circuit of jacking cylinder, circuit, adjust the position of magnetic valve travel switch and the slide travel of UP equipment, locating core is installed in shaving die, the horizontal level of manual adjustment locating core and blade cutting edge, guarantee that the plane of locating core is consistent with the level of blade cutting edge, during trimming start, cylinder is by locating core jack-up, now the upper plane of locating core and the blade of blade are in a horizontal plane, ensure that the blade of blade can not injure operator and blanket, by the blanket front three-dimensional stereo moulding of product down, moulding on locating core overlaps with the moulding of blanket, overlap with the centre-to-centre spacing of the centre-to-centre spacing with product that ensure locating core, opening press slide plate drives gear knife plate descending, when keeping off the lower contacts of knife plate and product, blade, locating core passs slab board clamping with gear knife plate by three, the slide plate of press continues descending, travel switch now on equipment starts, cylinder in mould is descending, make locating core descending, the blanket marginal portion being in blade periphery once cuts off by gear knife plate, when slide plate is descending put in place after, touch travel switch, trigger relay action, the slide plate starting press is up, drive gear knife plate up, leave mould, now, cylinder in mould is by locating core jack-up, the plate body of margins of excision is released, the plate body cut can take out and repeat next action by operative employee.
Mould is placed on the platform of press device, during operation, locating core is placed on the cylinder in mold base, the bottom of locating core has four limits to have the inclination angle of 45 degree, after overlapping with 45 degree of inclination angles of blade positioning wedged block inboard side edge, when just can ensure the whereabouts of locating core, the center being placed in mould exactly no longer offsets, when ensureing repetitive operation, locating core can return automatically to center at every turn.Blade adopts wear-resisting tool steel to make, and the angle of blade is between 20 degree 45 degree, and the length of blade equals the thickness of positioning wedged block length+blade.When blade is installed, blade cutting edge is inside, be adjacent to positioning wedged block outside.Blade is installed according to end to end order, with bolt by cutting blade clip at positioning wedged block and confine between fixture block, guarantee that blade is tightly attached on the facade of fixture block, the plane that the height that blade exposes is raised to the locating core behind position with cylinder top is consistent, and locating core is greater than three thickness (generally designing according to minitype cylinder minimum stroke 5mm) passing plate workpiece that will cut with the stroke that cylinder falls.Three areas passing plate workpiece that gear knife plate adopts polyethylene slab (general thickness is greater than 10mm) area to be greater than will to cut, when ensureing that gear knife plate falls, tangent with blade.Gear knife plate is fixed on the surface of forcing press sliding panel, is fixed with screws or clamps.Jacking cylinder controls to adopt magnetic valve and travel switch to combine, Stroke Control travel switch position is determined with gear knife plate travel position, when forcing press slide plate is up, jacking cylinder rises by magnetic valve, when slide plate descending close to keeping off during blade cutting edge that knife plate and locating core will process three pass slab plate step up time, four limits of blanket contact with blade cutting edge, jacking cylinder declines by magnetic valve, now, slide plate continues descending, until blanket is cut by blade cutting edge, now, the blanket cutting four limits can enter into the inside of blade four frame along with the descending pressure of slide plate, when slide plate is up, release magnetic valve travel switch resets, control jacking cylinder up, the plate body cut is released from cutting die, this kind of method for cutting edge, can guarantee three pass plate Founder rule, ensure that locating core falls at every turn and can both get back to central point, when blanket is sheared, plate body fits tightly and does not injure the three-dimensional contouring of plate body between gear knife plate and locating core.Trimming efficiency is high, as long as blanket is placed correct, just can ensure that the product cut out meets the requirements.Jacking cylinder in edger also can substitute with spring or the good rubber block of elasticity, and its advantage to simplify control section, when shortcoming is slide plate whereabouts, blanket is between locating core and gear knife plate all the time, in clamped condition, easily damage moulding and plate face, product percent of pass reduces.
The outstanding advantages of this shaving die is, 1, registration, 2, locating core is recessed, moulding can not be damaged, 3, the edge specification of excision is consistent, 4, product is in clamped condition when excising when overlapping with product-forming, can ensure geometric identity, 5, handling safety, production efficiency is high.
Accompanying drawing illustrates:
The front view of Fig. 1, shaving die structure
The top view of Fig. 2, shaving die structure
The left view of Fig. 3, shaving die structure
1, blade positioning wedged block; 2, jacking apparatus; 3, locating core; 4, fixture block confined by blade; 5, blade; 6, base plate;
Detailed description of the invention:
Below in conjunction with Figure of description, the method for cutting edge of the utility model 3 D stereo wallpaper and the application of mould are further illustrated:
Embodiment 1, see Fig. 1, shaving die of the present utility model, comprise: comprise pedestal, pedestal forms a square posting by base plate 6 and blade positioning wedged block 1, have the locating core 3 of three-dimensional modeling, fixture block 4 confined by blade 5, blade, jacking apparatus 2 and gear knife plate (not shown).Mold base, forms a square posting by base plate 6 and blade positioning wedged block 1, generally adopts integral casting forming.Reserve allowance, also can adopt combination make processing, concrete size is determined to want the product specification of trimming, can not sizes general.Adding man-hour, the outside of blade positioning wedged block, leave contour step, the width of step and the consistency of thickness of blade 5 or be greater than blade thickness 0.5mm, the step lower boreholes mantle fiber of fixture block, confines clamping plate to install blade, confines between clamping plate fixture block step and is formed and blade thickness consistent in or greater than blade 5 thickness 0, the gap of 5mm, confines clamping plate bottom and gets through hole.Closely link with posting bottom, top cover internal thread, pushes up pushing broach during for installing.The inner side of fixture block processes the angle 1 of 45 degree, the inside height of angle is generally at about 30mm, make the step of an about 30mm or respective width herein, inside step, to the downward-extension 30-50mm degree of depth, (this distance is determined by the thickness of jacking cylinder 2 and stroke, generally be set as 50mm), the operation stroke of jacking cylinder is 5mm, and jacking air cylinder guide rod is not when rising, and height is consistent with mould fixture block inner side step height.Blade, blade 5 generally adopts tool steel material to make, (thickness between 3-20mm, depending on mould size), and the length of blade equals to want the finished product length of trimming to add the thickness of cutter.The blade of blade generally adopts the cutting edge at one side 30 ° of angles, also can at 20 °---select best sharp angle between 45° angle.When blade is installed, in connected head-to-tail mode, when ensureing that blade is connected, each angle is 90 ° of degree, seamless in angle.Locating core 3, the requirement of passing plate moulding according to three makes locating core, locating core adopts former, its material is generally pvc hardboard or other satisfactory material engravings form, the moulding on locating core top is as the die cavity holding blanket, when placing blanket, the moulding on plate face is consistent with the moulding coincidence rear center's point on locating core.The thickness of locating core generally goes upward to blade cutting edge height to meet, and comes downwards to below blade plane 3---5mm and is advisable.The bottom of locating core is inverted trapezoidal, four limits are 135 degree of angles, steadily be advisable after overlapping with mould positioning wedged block inner edge 45 degree of inclined-planes, overlapping with the angle between mould fixture block, it is arbitrarily angled also can to select between 30-60 degree, but guarantee that the point coincides of central point when locating core falls and mould is errorless, run freely, and the exchange of locating core mould similar with other is called.The lower flat of locating core and the guide rod upper contact of jacking cylinder, when jacking cylinder rises, promote locating core up, during start, locating core is in uplink state.Cylinder 2, adopt miniature thin cylinder, the thrust of cylinder is advisable to meet jacking needs, and the power source of cylinder tetrad or single cylinder composition jacking locating core, cylinder magnetic valve and travel switch control.Gear knife plate, specification should be greater than the blanket area of cut product, and the one side of gear knife plate contacts with blade, therefore, material to be selected durable, the material of good toughness, flat board that general employing density of pe is higher, thickness generally selects more than 10mm, adopts the mode of screw hanging, gear knife plate is fixed on the slide plate of trimming press, during installation, ensure that plate face is smooth, ensure four blade cutting edges contact plate face simultaneously, so as not to damage blade, extend the service life of blade.Gear knife plate operationally, for contacting with blade, is easy to damage, and in order to ensure the product quality cut out, gear knife plate wants running check to repair its flatness, when trimming, and can by moving die location to convert the force part of gear knife plate.The use of press device; press device is for mould provides the machinery of power; press device can be air press, hydraulic press or punch press; the mounting of mould and equipment; the work top size of General Requirements press is greater than the contour dimension of mould; particularly the width of workbench will meet operator as far as possible conveniently picks and places workpiece, and the operation of equipment adopts both hands to leave blade position starting device simultaneously, or uses infrared ray grating proterctive equipment to protect operative employee.The pressure of equipment is generally greater than 1kg/c m
2.
Embodiment 2
For the product die cutting of 500mm*500mm, the base height of cutting die is the length of 100mm blade fixture block is 500mm, and be highly 80mm, the shoulder height of installing blade outside fixture block is 40mm, and width is 5mm; Blade height is 50mm, higher than being miter angle inside fixture block 10mm fixture block, fixture block top is 45 jiaos, height 30mm, root forms the step of a 30-40mm width, inner side extends to base plate in 90 jiaos, and the plane of step and the height of base plate are 50mm, often pays mould by four fixture blocks to form, fix with bolt and base plate, and ensureing rule side, the top of fixture block and fixture block is 90 degree of right angles, and diagonal distance is equal.Four fixture block inside form square space, and the degree of depth is 50mm, install cylinder, the range 5mm of cylinder in the position near four angles, and cylinder total height during guide rod retraction is 50mm, if highly too low, can add bolt adjust and lock on guide rod top.1/2 place of the blade installation step bottom outside fixture block, according to respective distance boring mantle fiber, for fixing confinement baffle plate, the length of baffle plate equals blade lengths+Weir Plate Thickness, baffle plate adopts end to end mode, is fixed by bolts to the outside of fixture block, the step in the inner side of baffle plate and the outside of fixture block is formed the groove that is installed blade, width is 5mm, and length is blade lengths+step width.Blade adopts tool steel material, and blade mill 30 degree of angles, height 50mm, length is fixture block length+blade thickness, and thickness is generally less than the width of fixture block step, chooses 4mm thickness as standard thickness.The installation of blade adopts end to end mode, and the top of blade is docked can not have gap with the afterbody of another blade, and below the top of baffle plate, 1/4 place's boring mantle fiber, withstanding blade with screw during for installing, ensureing that blade is firm when stressed.Distance and the quantity of bolt are generally spacing 60mm--80mm, and the jackscrew at blade two ends is advisable apart from blade head and the tail 20mm.When blade is installed, during fastening bolt, from side, blade not flexural deformation should be ensured.Cylinder is installed and is adopted parallel way to ensure four cylinder synchronization liftings.Locating core mould, adopt hard PVC slab, thickness is generally at 40mm, with the depth requirements of meeting requirements on three-dimensional three-dimensional contouring, employing artistic carving is processed, and the final thickness general control of template is at 35mm, and bottom is inverted trapezoidal, pour out 45 degree of inclined-planes, the rear pattern plate that overlaps with the angle of fixture block is positioned at the center of mould.The upper plane height of template and the height of blade cutting edge are lower than 5mm, and when cylinder rises, the plane of template is in consistent with the plane of blade.
Embodiment 3, mould of the present utility model can adopt the mode of integral cast to make, and use cast steel or spheroidal graphite cast-iron, base plate and fixture block are once cast and form, reserve allowance, and the die size made like this is stablized, and not yielding, service life is longer.
Embodiment 4,
When use cylinder is as locating core pushing tow power, be generally that cross cutting small size three passs plate, at this moment, the bottom of locating core will make reset fixture block, can accurately not offset by return when ensureing perseveration.The reset fixture block facade relied on inside positioning wedged block limits its skew.Require that two fixture block gaps are less than 0.2mm, requirement on machining accuracy is high.
Claims (10)
1. the shaving die of a 3 D stereo wallpaper, comprise pedestal, there is the locating core (3) of three-dimensional modeling, fixture block (4) confined by blade (5), blade, jacking apparatus (2) and gear knife plate, pedestal forms a square posting by base plate (6) and blade positioning wedged block (1), it is characterized in that:
Described shaving die and press device mount, and gear knife plate is fixed on the surface of press device slide plate, and the area of gear knife plate is greater than the area of the 3 D stereo wallpaper workpiece that will cut.
2. the shaving die of 3 D stereo wallpaper according to claim 1, it is characterized in that: the bottom of described locating core (3) is inverted trapezoidal, four limits are arbitrarily angled between 150-120 degree, described blade positioning wedged block (1) inboard side edge is inclined-plane at any angle between 30-60 degree, and two angles will meet when locating core (3) falls and overlap completely with the inclined-plane of blade positioning wedged block (1).
3. the shaving die of 3 D stereo wallpaper according to claim 2, it is characterized in that: the bottom of described locating core (3) is inverted trapezoidal, four limits are the inclination angle of 135 degree, described blade positioning wedged block (1) inboard side edge is the inclined-plane of 45 degree, when ensureing the whereabouts of locating core, the center being placed in mould exactly no longer offsets.
4. the shaving die of 3 D stereo wallpaper according to claim 1, is characterized in that: described jacking apparatus (2) is jacking cylinder.
5. the shaving die of 3 D stereo wallpaper according to claim 1, is characterized in that: described press device is air press, hydraulic press or stamping machine.
6. the shaving die of 3 D stereo wallpaper according to claim 1, it is characterized in that: described blade (5) adopts wear-resisting tool steel to make, the angle of blade is between 20 degree to 45 degree, and the length of blade equals the thickness that blade positioning wedged block (1) length adds cutter.
7. the shaving die of 3 D stereo wallpaper according to claim 6, it is characterized in that: when blade is installed, blade cutting edge is inside, be adjacent to blade positioning wedged block (1) outside, blade is installed according to end to end order, cutting blade clip is confined between fixture block (4) at blade positioning wedged block (1) and blade, guarantee that blade is tightly attached on the facade of fixture block, the plane of the locating core (3) after the height that blade exposes puts in place with jacking apparatus (2) jacking is consistent.
8. the shaving die of 3 D stereo wallpaper according to claim 7, it is characterized in that: the outside of blade positioning wedged block (1), leave contour step, the consistency of thickness of the width of step and blade (5) or be greater than blade thickness 0.5mm, the step lower boreholes mantle fiber of blade positioning wedged block (1), fixture block (4) is confined to install blade, form the gap with the consistent in or greater than blade of blade thickness (5) thickness 0.5mm between blade confinement fixture block (4) and step, blade is confined fixture block (4) bottom and is got through hole.
9. the shaving die of 3 D stereo wallpaper according to claim 4, is characterized in that: described jacking air cylinder guide rod is not when rising, and height is consistent with mould fixture block inner side step height.
10. the shaving die of 3 D stereo wallpaper according to claim 9, it is characterized in that: the described lower flat of locating core (3) and the guide rod upper contact of jacking cylinder, when jacking cylinder rises, promote locating core (3) up, during start, locating core (3) is in uplink state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420351855.4U CN204036553U (en) | 2014-06-26 | 2014-06-26 | The shaving die of 3 D stereo wallpaper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420351855.4U CN204036553U (en) | 2014-06-26 | 2014-06-26 | The shaving die of 3 D stereo wallpaper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204036553U true CN204036553U (en) | 2014-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420351855.4U Expired - Lifetime CN204036553U (en) | 2014-06-26 | 2014-06-26 | The shaving die of 3 D stereo wallpaper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204036553U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104084984A (en) * | 2014-06-26 | 2014-10-08 | 北京通蓝海科技发展有限公司 | Three-dimensional wallpaper/three-dimensional molded pulp decorative sheet edge cutting die and application method thereof |
| CN105251670A (en) * | 2015-11-02 | 2016-01-20 | 江苏海天微电子科技有限公司 | Positioning tool of dispensing machine |
| CN113635544A (en) * | 2021-08-17 | 2021-11-12 | 广东贝洛新材料科技有限公司 | Rapid positioning and shaping mechanism for irregular warping rubber part |
-
2014
- 2014-06-26 CN CN201420351855.4U patent/CN204036553U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104084984A (en) * | 2014-06-26 | 2014-10-08 | 北京通蓝海科技发展有限公司 | Three-dimensional wallpaper/three-dimensional molded pulp decorative sheet edge cutting die and application method thereof |
| CN104084984B (en) * | 2014-06-26 | 2017-08-04 | 北京通蓝海科技发展有限公司 | The shaving die of solid wall paper (3 D stereo paper mould decorative panel) and its application |
| CN105251670A (en) * | 2015-11-02 | 2016-01-20 | 江苏海天微电子科技有限公司 | Positioning tool of dispensing machine |
| CN113635544A (en) * | 2021-08-17 | 2021-11-12 | 广东贝洛新材料科技有限公司 | Rapid positioning and shaping mechanism for irregular warping rubber part |
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Address after: 100101 Beijing city Chaoyang District Anxiang Hospital No. 1 Lane 11 building 10 room 1010 Patentee after: Beijing blue ocean Polytron Technologies Inc Address before: 100101 Beijing city Chaoyang District Anxiang Beili 11 No. 2 room 206 Patentee before: Beijing Tonglanhai Technology Development Co., Ltd. |