CN110605323A - Multistage spinning wheel - Google Patents
Multistage spinning wheel Download PDFInfo
- Publication number
- CN110605323A CN110605323A CN201910997222.8A CN201910997222A CN110605323A CN 110605323 A CN110605323 A CN 110605323A CN 201910997222 A CN201910997222 A CN 201910997222A CN 110605323 A CN110605323 A CN 110605323A
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- wheel
- spinning
- spinning wheel
- auxiliary
- hole
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- 238000009987 spinning Methods 0.000 title claims abstract description 168
- 239000000463 material Substances 0.000 claims description 45
- 125000006850 spacer group Chemical group 0.000 claims description 6
- 230000007423 decrease Effects 0.000 claims 1
- 230000006872 improvement Effects 0.000 description 10
- 230000000694 effects Effects 0.000 description 8
- 238000005096 rolling process Methods 0.000 description 6
- 230000007704 transition Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000009837 dry grinding Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/14—Spinning
Abstract
The invention discloses a multistage spinning wheel, which belongs to the technical field of spinning and comprises a main spinning wheel (1) and a spinning wheel frame (3), wherein the main spinning wheel (1) comprises a wheel body I (11), a through hole I (12) is formed in the middle of the wheel body I (11), an auxiliary spinning wheel (2) is arranged on one side of the wheel body I (11), the auxiliary spinning wheel (2) comprises a wheel body II (21), a through hole II (22) is formed in the middle of the wheel body II (21), and the through hole II (22) and the through hole I (12) are on the same axis.
Description
Technical Field
The invention belongs to the technical field of spinning, and particularly relates to a multistage spinning wheel formed by combining a main spinning wheel and a plurality of auxiliary spinning wheels.
Background
In the spinning process of a traditional spinning machine tool, the used spinning wheels are single spinning wheels, the single spinning wheels are fixed on the fixed shaft through bearings, and the blank is extruded through the flanges of the spinning wheels so as to be formed.
The utility model discloses a 26 days 10 months 10 years 2011 applying for the date, chinese utility model patent that application number is 201120413058.0 discloses a spinning wheel structure, including a rim plate, a round pin epaxial is located to the rim plate, is equipped with a bearing between rim plate and round pin axle, circle middle part is equipped with the round flange in the rim plate, a pair of bearing is located respectively the flange both sides, round pin axle and bearing, rim plate three within a definite time form a cavity, the round pin is equipped with the oil duct in the axle, oil duct one end accesss to the cavity, the oil duct other end accesss to the oiling mouth in the round pin outside, and above-mentioned utility model patent has solved because the high strength operation leads to the bearing to generate heat the dry grinding and.
The application date is 2018, 03, 13 and the application number is 201820340376.0, which discloses a spinning wheel for manufacturing a cast spinning wheel, wherein the fillet radius of an initial circular arc is R38, and a transitional inclined line is set to be 15 degrees; the inclined line of the rear angle of the wheel is set to be 6 degrees, the length is A9 mm, the inclined line is connected with a transition inclined line fillet R5, the radius of a forming fillet of the spinning wheel is set to be R8, the forming angle of the spinning wheel is set to be 53 degrees, the length of the straight line section is B5 mm, a transition arc is added, and the radius is R15; the transition line is set to 8 degrees; the reinforcing wire is set at 56 degrees, and is connected with the transition line by an arc of R10 connection, and the diameter of the spinning wheel is set to be 450 degrees. The utility model discloses a rotary pressing fillet radius and shaping sharp angle and length have been changed for the blank spinning more does benefit to the metal flow under the existence of air discharge line, does benefit to rotary pressing and takes shape. The spinning blank is prevented from rebounding, and the material utilization rate is improved; the diameter of the spinning wheel is increased, so that the spinning contact area is increased, the efficiency is improved, and the short-process manufacturing technology is applied.
However, the spinning roller has only one spinning roller as in other prior arts, and in the spinning process, after the flange of the spinning roller extrudes the blank, because the rotating speed of the side edge of the spinning roller is different from that of the blank in the contact process of the side edge of the spinning roller and the blank, the blank is easily wrinkled and curled, and the quality of the product is affected.
Disclosure of Invention
The invention aims to solve the technical problem that when a single rotary wheel works, the surface of a material blank is contacted with the side surface of the rotary wheel or other parts after the material blank is extruded, so that the material blank is wrinkled and curled.
In order to solve the technical problem, the invention provides a multistage spinning roller, which comprises a main spinning roller and a spinning roller frame for mounting the main spinning roller, the first notch is arranged on the rotary wheel frame, the first fixing holes are arranged at two ends of the first notch, the first fixing holes are provided with fixing shafts, the main rotary wheel is arranged on the fixing shafts and comprises a first wheel body, a first through hole which is communicated in the axial direction is arranged in the middle of the first wheel body, a flange is arranged on the edge of the first wheel body in the circumferential direction, an auxiliary rotary wheel is arranged on one side of the first wheel body and comprises a second wheel body, a second through hole which is communicated in the axial direction is arranged in the middle of the second wheel body, the second through hole is opposite to the first through hole, the central shaft of the second through hole and the central shaft of the first through hole are arranged on the same axis, and the auxiliary rotating wheel is arranged on the fixed shaft, so that the main rotating wheel and the auxiliary rotating wheel keep coaxial rotation in the machining process.
As a further improvement measure of the invention, the first bearing is arranged in the first through hole, the second bearing is arranged in the second through hole, the first bearing and the second bearing are arranged, so that the main spinning wheel and the auxiliary spinning wheel can rotate on the fixed shaft, the abrasion of the fixed shaft is reduced, and meanwhile, the second bearing is arranged, so that the auxiliary spinning wheel can be synchronous with the surface rotating speed of a material blank to be spun when the auxiliary spinning wheel is passively rotated, the friction is reduced, and the adverse results of wrinkling, curling, shaking and the like of the material blank are avoided.
As a further improvement measure of the invention, the number of the auxiliary rotary wheels is 1-5.
As a further improvement of the present invention, the diameter of the auxiliary roller is gradually reduced from the side adjacent to the first wheel body to the side away from the first wheel body.
As a further improvement measure of the invention, the surface of the auxiliary rotary wheel is provided with an arc-shaped surface.
As a further improvement measure of the invention, a gap is arranged between the opposite side surfaces of the main rotary wheel and the auxiliary rotary wheel.
As a further improvement measure of the present invention, in the above-mentioned multistage spinning wheel, an annular groove is provided on a side surface of the first wheel body opposite to the second wheel body, an annular body is provided on a side surface of the second wheel body opposite to the first wheel body, the annular body is provided in the groove, and a gap is provided at a position where the main spinning wheel and the auxiliary spinning wheel are opposite to each other.
As another improvement measure of the invention, in the multistage spinning roller, a notch two is arranged on the spinning roller frame, fixing holes two are arranged at two ends of the notch two, an auxiliary material shaft is arranged on the fixing holes two, an auxiliary material spinning roller is arranged on the auxiliary material shaft, and the auxiliary material spinning roller is arranged to prevent the blank and other parts of the spinning machine from being damaged, influence on product quality and damage to the spinning machine due to the fact that the surface of the blank is in contact with a spinning roller frame or other parts of the spinning machine after the blank is deformed by force during spinning.
As a further improvement measure of the invention, in the multistage spinning roller, the inner side of the auxiliary material spinning roller is provided with a spacer bush, two ends of the spacer bush are provided with a third bearing, and the auxiliary material spinning roller is fixed on the third bearing, so that the auxiliary material spinning roller can rotate on the third bearing.
As a further improvement measure of the present invention, in the above multistage spinning roller, the axial direction of the surface of the auxiliary material spinning roller is set to be straight or arc, so that the surface of the auxiliary material spinning roller properly contacts with the surface of the blank, the auxiliary material spinning roller synchronously rotates with the surface of the blank, the surface of the blank can be effectively prevented from being damaged, and the product quality can be improved.
Compared with the prior art, the invention has the beneficial effects that: 1. the auxiliary spinning wheel can perform preforming spinning on the blank, so that the friction load of the main spinning wheel is reduced; 2. an independent bearing is arranged in each spinning wheel in the auxiliary spinning wheel, so that when the auxiliary spinning wheel is passively rotated, the surface of the auxiliary spinning wheel can rotate at the same speed as the surface of a material blank to be spun, friction can be reduced, wrinkling and curling of the material blank can be avoided, and unfavorable effects such as shaking of the material blank can be prevented; 3. the multiple spinning wheels are overlapped together, so that the blank can be effectively supported, the unfavorable spinning effects of blank vibration, shaking, cracking, thinning rate increase and the like can be prevented, and the quality and the efficiency of the product spinning product can be obviously improved; 4. through setting up the auxiliary material spinning wheel, can further prevent that the great blank of volume from appearing curling after the spinning, with the spinning-lathe contact, influence product quality, or cause the damage to other parts of spinning-lathe.
Drawings
Fig. 1 is a plan view of embodiment 1 of the present invention.
Fig. 2 is a sectional view taken along the line a-a in fig. 1.
Fig. 3 is a cross-sectional view of the main rotor of fig. 1.
Fig. 4 is a cross-sectional view of the auxiliary wheel of fig. 1.
FIG. 5 is a sectional view of embodiment 2.
Fig. 6 is an exploded view of example 2.
The reference numbers illustrate: 1-main spinning wheel, 2-auxiliary spinning wheel, 3-spinning wheel frame, 11-wheel body I, 12-through hole I, 13-flange, 14-bearing I, 15-groove, 21-wheel body II, 22-through hole II, 23-arc surface, 24-bearing II, 25-ring body, 30-notch I, 31-fixing hole I, 32-fixing shaft, 40-notch II, 41-fixing hole II, 42-auxiliary material shaft, 43-auxiliary material spinning wheel, 44-spacer bush and 45-bearing III.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
On the contrary, the invention is intended to cover alternatives, modifications, equivalents and alternatives which may be included within the spirit and scope of the invention as defined by the appended claims. Furthermore, in the following detailed description of the present invention, certain specific details are set forth in order to provide a better understanding of the present invention. It will be apparent to one skilled in the art that the present invention may be practiced without these specific details.
Example 1: as shown in fig. 1 to 4, the multistage spinning roller comprises a main spinning roller 1 and a spinning roller frame 3 for mounting the main spinning roller 1, wherein a notch one 30 is formed in the spinning roller frame 3, fixing holes one 31 are formed at two ends of the notch one 30, a fixing shaft 32 is arranged on the fixing holes one 31, the fixing shaft 32 is matched with the fixing holes one 31, and the fixing shaft 32 is fixed in the fixing holes one 31 and is used for fixing the main spinning roller 1 and the auxiliary spinning roller 2. The main rotary wheel 1 comprises a wheel body I11, a flange 13 is arranged on the edge of the wheel body I11 in the circumferential direction, and the flange 13 is hard in material and beneficial to extrusion of a blank. A through hole 12 penetrating in the axial direction is formed in the middle of the wheel body I11, a bearing I14 is arranged in the through hole 12, and the bearing I14 is fixed on the fixed shaft 32. The auxiliary spinning wheel 2 is arranged on one side of the wheel body I11, the number of the auxiliary spinning wheels 2 is 1, the auxiliary spinning wheel 2 comprises a wheel body II 21, a through hole II 22 which penetrates through the wheel body II 21 in the axial direction is formed in the middle of the wheel body II 21, the through hole II 22 is opposite to the through hole I12, the through hole II 22 and the through hole I12 are on the same axis, a bearing II 24 is arranged in the through hole II 22, and the bearing II 24 is fixed on the fixing shaft 32. The first bearing 14 and the second bearing 24 are arranged, so that the main rotary wheel 1 and the auxiliary rotary wheel 2 can rotate on the fixed shaft 32 respectively, and the abrasion of the fixed shaft 32 is reduced. The auxiliary spinning wheel can perform preforming spinning on the blank, and friction load of the main spinning wheel is reduced.
The auxiliary spinning wheel 2 is arranged, so that the auxiliary spinning wheel 2 can freely rotate on the bearing II 24, and when the auxiliary spinning wheel 2 is in contact with the surface of a rotating blank and passively rotates, the auxiliary spinning wheel and the spinning blank can synchronously rotate, so that friction can be reduced, wrinkling and curling of the surface of the spinning blank can be avoided, shaking of the blank can be prevented, and the product quality can be further improved.
As shown in fig. 2 to 4, the diameter of the auxiliary roller 2 is gradually reduced from the side adjacent to the wheel body one 11 to the side away from the wheel body one 11. According to the forming requirement of the blank surface in the spinning process, in order to further improve the close contact of the auxiliary spinning wheel 2 to the blank surface in the spinning process, an arc surface 23 is arranged on the contact surface of the auxiliary spinning wheel 2 surface and the blank surface, so that the extrusion effect is better, and the blank surface is smooth.
Because the material base is at the rotation in-process, the different position linear velocities of circumferential direction are inequality, and when rolling the surface contact with supplementary, supplementary rolling wheel superficial velocity is also inequality, so every rolling wheel inside all is provided with independent bearing in supplementary rolling wheel, supplementary rolling wheel is when passive rotatory like this, supplementary rolling wheel surface just can be rotated with the same speed by the material base surface of spinning, can alleviate the friction, avoid the material base to appear wrinkling, curling, prevent that unfavorable effects such as shake from appearing in the material base.
A gap is arranged between the opposite side surfaces of the main rotary wheel 1 and the auxiliary rotary wheel 2, so that the main rotary wheel 1 and the auxiliary rotary wheel 2 can be prevented from generating friction with each other. As shown in fig. 2 to 4, an annular groove 15 is formed in the side surface of the wheel body one 11 opposite to the wheel body two 21, an annular body 25 is formed in the side surface of the wheel body two 21 opposite to the wheel body one 11, and the annular body 25 is arranged in the groove 15, so that the surface of a product is prevented from being marked, and the quality of the product is prevented from being affected.
As shown in fig. 2, in order to further position the rotating position of the spinning roller, the fixing shaft 32 is arranged to be stepped, the diameter of the through hole two 22 is smaller than that of the through hole one 12, and the diameters of the through hole two 22 and the through hole one 12 are respectively matched with the diameter of the stepped fixing shaft 32, so that the main spinning roller 1 and other auxiliary spinning rollers can be respectively fixed at different positions on the fixing shaft 32, and the situation that the positions of the main spinning roller 1 and other auxiliary spinning rollers are changed in the spinning process to influence the spinning quality is prevented.
In the invention, the number of the auxiliary spinning wheels 2 can be set to 1 to 5 according to the diameter of the main spinning wheel 1 and the specific situation of the blank to be spun, and can be increased properly according to the situation, in the invention, because the independent bearing is arranged in each spinning wheel, the rotation speed of the auxiliary spinning wheel can be synchronous with the rotation speed of the blank to be spun when the auxiliary spinning wheel is passively rotated, the friction is reduced, the blank is prevented from wrinkling and curling, the blank can be effectively supported, the unfavorable effects of blank vibration, shaking, spinning cracking, thinning rate increase and the like can be prevented, the spinning quality and efficiency of the product can be obviously improved, and the effect is the same as that of the prior art.
In example 2, as shown in fig. 5 and 6, the other structures are basically the same as those in example 1. Because some blanks have larger diameters, after spinning, due to the extrusion effect of force, blanks in a cylindrical body can curl, and the curled surface of the blanks exceeds the position of the auxiliary spinning wheel 2, so that the curled part of the blanks can be contacted with other parts of the spinning machine to damage other parts of the spinning machine, and the quality of the blanks is also influenced, in the embodiment, a second notch 40 is arranged on the spinning wheel frame 3, the second notch 40 is opposite to the curled surface of the blanks to be processed, two fixing holes 41 are arranged at two ends of the second notch 40, an auxiliary material shaft 42 is arranged on the second fixing hole 41, an auxiliary material spinning wheel 43 is arranged on the auxiliary material shaft 42, a spacer bush 44 is arranged on the inner side of the auxiliary material spinning wheel 43, two bearings three 45 are arranged at two ends of the spacer bush 44, and the auxiliary material spinning wheel 43 is fixed on the bearing three 45, so that the auxiliary material spinning wheel 43 can rotate on the bearing three 45. The auxiliary material spinning wheel 43 is arranged to be cylindrical, the axial direction of the surface of the auxiliary material spinning wheel 43 is arranged to be straight or arc, so that the surface of the auxiliary material spinning wheel 43 is properly contacted with the surface of a blank, the auxiliary material spinning wheel 43 and the surface of the blank synchronously rotate, and the blank is prevented from being damaged by the fact that the surface of the blank is contacted with the surface of the spinning wheel frame 3 or other parts of the spinning machine after being stressed and deformed in the spinning process, and the product quality is influenced. Through setting up auxiliary material spinning wheel 43, can effectively support by the blank of spinning to carry out preforming spinning to the blank, alleviate main spinning wheel 1 friction load, auxiliary material spinning wheel 43 can also effectively fall the control or reduce the blank and appear unfavorable spinning effects such as wrinkling, curling, vibration, shake, fracture, attenuation rate increase simultaneously, can improve product quality.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and it will be apparent to those skilled in the art that several modifications and improvements may be made without departing from the present invention, and these should be construed as falling within the scope of the present invention.
Claims (10)
1. A multi-stage spinning wheel comprises a main spinning wheel (1) and a spinning wheel frame (3) used for installing the main spinning wheel (1), wherein a notch I (30) is arranged on the spinning wheel frame (3), fixing holes I (31) are arranged at two ends of the notch I (30), a fixing shaft (32) is arranged on the fixing holes I (31), the main spinning wheel (1) is arranged on the fixing shaft (32), the main spinning wheel (1) comprises a wheel body I (11), a through hole I (12) which is through in the axial direction is arranged in the middle of the wheel body I (11), a flange (13) is arranged at the edge of the wheel body I (11) in the circumferential direction, the multi-stage spinning wheel is characterized in that an auxiliary spinning wheel (2) is arranged on one side of the wheel body I (11), the auxiliary spinning wheel (2) comprises a wheel body II (21), and a through hole II (22) which is through in the axial direction is arranged in the middle of the wheel body II (21), the second through hole (22) is opposite to the first through hole (12), the central shaft of the second through hole (22) and the central shaft of the first through hole (12) are arranged on the same axis, and the auxiliary rotating wheel (2) is arranged on the fixed shaft (32).
2. A multi-stage spinning wheel according to claim 1 wherein a first bearing (14) is disposed in the first through-hole (12) and a second bearing (24) is disposed in the second through-hole (22).
3. A multistage spinning wheel according to claim 2, characterized in that said auxiliary spinning wheel (2) is provided in 1-5 number.
4. A multi-stage spinning wheel according to claim 3, characterized in that the diameter of the auxiliary spinning wheel (2) decreases from the side adjacent to the wheel body one (11) to the side facing away from the wheel body one (11).
5. A multi-stage spinning wheel according to claim 4 characterized in that the surface of the auxiliary spinning wheel (2) is provided with an arc-shaped surface (23).
6. A multi-stage spinning wheel according to claim 5 characterized in that a gap is provided between the opposite sides of the main spinning wheel (1) and the auxiliary spinning wheel (2).
7. The multistage spinning wheel according to claim 5, wherein an annular groove (15) is formed in the side surface of the first wheel body (11) opposite to the second wheel body (21), an annular body (25) is formed in the side surface of the second wheel body (21) opposite to the first wheel body (11), the annular body (25) is arranged in the groove (15), and a gap is formed between the main spinning wheel (1) and the auxiliary spinning wheel (2) in an opposite position.
8. The multistage spinning wheel according to any one of claims 1 to 7, wherein a second notch (40) is formed in the spinning wheel frame (3), two fixing holes (41) are formed in two ends of the second notch (40), an auxiliary material shaft (42) is arranged on the second fixing hole (41), and an auxiliary material spinning wheel (43) is arranged on the auxiliary material shaft (42).
9. The multistage spinning roller as claimed in claim 8, wherein a spacer (44) is arranged inside the auxiliary material spinning roller (43), bearings (45) are arranged at two ends of the spacer (44), and the auxiliary material spinning roller (43) is fixed on the bearings (45).
10. The multi-stage rotary wheel as claimed in claim 9, wherein the auxiliary material rotary wheel (43) is formed in a straight or curved shape in the axial direction of the surface.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910946713X | 2019-10-07 | ||
| CN201910946713 | 2019-10-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110605323A true CN110605323A (en) | 2019-12-24 |
Family
ID=68893149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910997222.8A Pending CN110605323A (en) | 2019-10-07 | 2019-10-20 | Multistage spinning wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110605323A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4606206A (en) * | 1985-01-30 | 1986-08-19 | Motor Wheel Corporation | Method and apparatus for edge preparation of spinning blanks |
| CN202387811U (en) * | 2011-10-26 | 2012-08-22 | 浙江今飞凯达轮毂有限公司 | Wheel carrier structure |
| CN102962264A (en) * | 2012-11-13 | 2013-03-13 | 无锡润丰特种钢管有限公司 | Driven wheel structure for preventing tube blank from being scratched |
| CN202921733U (en) * | 2012-12-04 | 2013-05-08 | 缙云县高新机械制造有限公司 | Spinning roller mechanism for pot and pan spinning machine |
| CN203470594U (en) * | 2013-08-20 | 2014-03-12 | 浙江戴卡宏鑫科技有限公司 | Aluminum casting alloy rim spinning roller |
| CN206425388U (en) * | 2017-01-23 | 2017-08-22 | 山东光大机械制造有限公司 | Damper housing spinning machine |
| CN109433892A (en) * | 2018-11-30 | 2019-03-08 | 航天特种材料及工艺技术研究所 | A kind of laterally three spinning roller Force balance control methods of spinning machine |
| CN210730676U (en) * | 2019-10-07 | 2020-06-12 | 台州博翔旋压机床有限公司 | Multistage spinning wheel |
-
2019
- 2019-10-20 CN CN201910997222.8A patent/CN110605323A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4606206A (en) * | 1985-01-30 | 1986-08-19 | Motor Wheel Corporation | Method and apparatus for edge preparation of spinning blanks |
| CN202387811U (en) * | 2011-10-26 | 2012-08-22 | 浙江今飞凯达轮毂有限公司 | Wheel carrier structure |
| CN102962264A (en) * | 2012-11-13 | 2013-03-13 | 无锡润丰特种钢管有限公司 | Driven wheel structure for preventing tube blank from being scratched |
| CN202921733U (en) * | 2012-12-04 | 2013-05-08 | 缙云县高新机械制造有限公司 | Spinning roller mechanism for pot and pan spinning machine |
| CN203470594U (en) * | 2013-08-20 | 2014-03-12 | 浙江戴卡宏鑫科技有限公司 | Aluminum casting alloy rim spinning roller |
| CN206425388U (en) * | 2017-01-23 | 2017-08-22 | 山东光大机械制造有限公司 | Damper housing spinning machine |
| CN109433892A (en) * | 2018-11-30 | 2019-03-08 | 航天特种材料及工艺技术研究所 | A kind of laterally three spinning roller Force balance control methods of spinning machine |
| CN210730676U (en) * | 2019-10-07 | 2020-06-12 | 台州博翔旋压机床有限公司 | Multistage spinning wheel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Xu Tangjian Inventor before: Xu Tangjian |
|
| CB03 | Change of inventor or designer information | ||
| CB02 | Change of applicant information |
Address after: 318000 2-101 CRRC motor supporting industrial park, No. 1, Xinqi Road, economic development zone, Xiage Town, Xianju County, Taizhou City, Zhejiang Province Applicant after: Zhejiang Boxiang Spinning Machine Tool Co.,Ltd. Address before: 318000 No. 2001-9, east section of Kaifa Avenue, Sanjia street, Jiaojiang District, Taizhou City, Zhejiang Province Applicant before: Taizhou Boxiang spinning machine Co.,Ltd. |
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| CB02 | Change of applicant information |