CN110834231A - Processing equipment is used in production of universal joint drive shaft - Google Patents
Processing equipment is used in production of universal joint drive shaft Download PDFInfo
- Publication number
- CN110834231A CN110834231A CN201911097388.0A CN201911097388A CN110834231A CN 110834231 A CN110834231 A CN 110834231A CN 201911097388 A CN201911097388 A CN 201911097388A CN 110834231 A CN110834231 A CN 110834231A
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- CN
- China
- Prior art keywords
- fixedly connected
- seat
- supporting
- universal joint
- polishing
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
- B24B7/10—Single-purpose machines or devices
- B24B7/16—Single-purpose machines or devices for grinding end-faces, e.g. of gauges, rollers, nuts, piston rings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0046—Column grinding machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/007—Weight compensation; Temperature compensation; Vibration damping
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/06—Dust extraction equipment on grinding or polishing machines
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
- Machine Tool Units (AREA)
Abstract
The invention discloses machining equipment for producing a universal joint driving shaft, and relates to the technical field of driving shaft machining. The invention comprises a base, wherein a base and a table body are respectively and fixedly connected to one surface of the base; two first hydraulic rods are fixedly arranged in the machine base; one end of each of the two first hydraulic rods is fixedly connected with a connecting seat; a cross beam is fixedly connected to one surface of the connecting seat; a screw rod transmission assembly is fixedly arranged in the beam; the top surface of the beam is provided with two symmetrically arranged limiting support grooves; a movable seat is connected to one surface of the limiting support groove in a sliding manner; one surface of the movable seat is connected with the screw rod transmission assembly. According to the flange plate polishing device, due to the design of the clamping assembly, flange plates with various specifications can be limited and clamped in the machining process of the driving shaft, and due to the movable design of the polishing mechanism, the polishing operation of the flange plates with various specifications can be completed, so that the practicability and the universality of the machining device are effectively improved.
Description
Technical Field
The invention belongs to the technical field of driving shaft machining, and particularly relates to machining equipment for producing a universal joint driving shaft.
Background
The universal joint drive shaft is the mechanical part commonly used in the car, has the transmission effect, the universal joint drive shaft generally is provided with flange, in universal joint drive shaft course of working, need carry out terminal surface polishing work to the flange, but when polishing the flange terminal surface usually, can lead to the metal dust to fly upward, harm staff's health easily, for solving this problem application number is CN 201821050226.2's patent document discloses a universal joint drive shaft assembly processing equipment, but the ring flange specification that this kind of equipment can process is less, therefore commonality and practicality are lower.
Summary of the invention
The invention aims to provide machining equipment for producing a universal joint driving shaft, which solves the problem of low universality and practicability of the existing machining equipment for producing the universal joint driving shaft through the design of a clamping assembly, a screw rod transmission assembly and a grinding mechanism.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to processing equipment for producing a universal joint driving shaft, which comprises a base, wherein one surface of the base is fixedly connected with a machine base and a table body respectively; two first hydraulic rods are fixedly arranged in the machine base; one ends of the two first hydraulic rods are fixedly connected with a connecting seat; a cross beam is fixedly connected to one surface of the connecting seat; a screw rod transmission assembly is fixedly arranged in the beam; the top surface of the cross beam is provided with two symmetrically arranged limiting support grooves; a movable seat is connected to one surface of the limiting support groove in a sliding manner; one surface of the moving seat is connected with the screw rod transmission assembly; the bottom of the inner surface of the movable seat is fixedly connected with a polishing mechanism; the bottom surface of the movable seat is also fixedly connected with a shade; the bottom of the shade is fixedly connected with a brush skirt;
the top of the inner surface of the table body is fixedly connected with a transmission motor; the top surface of the table body is rotatably connected with a rotating seat through a bearing; one end of the output shaft of the transmission motor is fixedly connected with the rotating seat; the top surface of the rotating seat is fixedly connected with four supporting columns; the top surface of the rotating seat is fixedly connected with a clamping assembly through four supporting columns;
the clamping assembly wraps the supporting seat; the bottom surface of the supporting seat is fixedly connected with the four supporting columns; a plurality of sliding grooves are formed in one surface of the supporting seat; the inner walls of the sliding grooves are connected with limiting sliding blocks in a sliding manner; the top surfaces of the limiting slide blocks are all in threaded connection with limiting rods; the bottom surface of the supporting seat is also fixedly connected with a second hydraulic rod; the movable end of the second hydraulic rod is fixedly connected with an adjusting ring; connecting rods are hinged between the inner surfaces of the plurality of limiting sliding blocks; one end of each of the connecting rods is hinged with the adjusting ring.
Furthermore, the peripheral side surface of the supporting seat is fixedly connected with a surrounding baffle; the top surface of the supporting seat is also provided with four dust cleaning holes which are arranged in a circumferential array; the dust cleaning holes are of arc structures; the supporting seat is of a disc-shaped structure.
Furthermore, the sliding grooves are distributed on one surface of the supporting seat in a circumferential array; the sliding grooves and the supporting columns are distributed at intervals in pairs.
Further, the grinding mechanism comprises a linear motor; the bottom surface of the linear motor is fixedly connected with the movable seat; one end of the output shaft of the linear motor is fixedly connected with a polishing disc; the shade is located the grinding machanism outside.
Furthermore, rubber shock absorption pads are arranged at the joint of the polishing mechanism and the moving seat and the joint of the transmission motor and the table body; a central control panel is fixedly connected to one surface of the table body.
The invention has the following beneficial effects:
according to the flange plate polishing device, through the design of the clamping assembly, flange plates with various specifications can be limited and clamped in the machining process of the driving shaft, through the movable design of the polishing mechanism, polishing operation of the flange plates with various specifications can be completed, the practicability and the universality of the machining device are further effectively improved, through the design of the shade and the brush skirt edge, dust shielding operation of the polishing head and cleaning operation of the surface of a workpiece to be polished can be automatically completed in the machining process, and therefore the safety of the device during working and the yield of the workpiece after polishing in machining are effectively guaranteed.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a machining apparatus for producing a universal joint drive shaft;
FIG. 2 is a schematic front view of the structure of FIG. 1;
FIG. 3 is a side view of the structure of FIG. 1;
FIG. 4 is a schematic structural view of the movable base, the cross beam, the shade, the first hydraulic rod and the base;
FIG. 5 is a schematic view of a clamping assembly;
FIG. 6 is a schematic view of the structure of FIG. 5 at another angle;
in the drawings, the components represented by the respective reference numerals are listed below:
1-base, 2-base, 3-table body, 4-first hydraulic rod, 5-connecting seat, 6-cross beam, 7-screw rod transmission component, 8-limit supporting groove, 9-moving seat, 10-grinding mechanism, 11-shade, 12-brush skirt, 13-transmission motor, 14-rotating seat, 15-support column, 16-clamping component, 17-supporting seat, 18-sliding groove, 19-limit slider, 20-limit rod, 21-second hydraulic rod, 22-adjusting ring, 23-connecting rod, 24-enclosure and 25-dust cleaning hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the invention is a processing device for producing a universal joint driving shaft, comprising a base 1, wherein a base 2 and a table body 3 are respectively fixedly connected to one surface of the base 1; two first hydraulic rods 4 are fixedly arranged in the machine base 2; one end of each of the two first hydraulic rods 4 is fixedly connected with a connecting seat 5; a cross beam 6 is fixedly connected to one surface of the connecting seat 5; a screw rod transmission assembly 7 is fixedly arranged in the cross beam 6;
the screw rod transmission assembly 7 comprises a motor, two guide rods and a transmission screw rod; one surface of the motor is connected with the cross beam 6, the two guide rods are fixedly connected with the cross beam 6, the transmission screw is rotatably connected with the cross beam 6, and the screw rod transmission assembly 6 is used for realizing the displacement of the polishing mechanism 10;
the top surface of the beam 6 is provided with two symmetrically arranged limit supporting grooves 8; a moving seat 9 is connected to one surface of the limiting support groove 8 in a sliding manner, the limiting support groove 8 is used for limiting and supporting the moving seat 9, and one surface of the moving seat 9 is connected with the screw rod transmission assembly 7; the bottom of the inner surface of the movable seat 9 is fixedly connected with a polishing mechanism 10; the bottom surface of the movable seat 9 is also fixedly connected with a shade 11; the bottom of the shade 11 is fixedly connected with a brush skirt 12;
the height of the shade 11 is slightly higher than that of a polishing disc in the polishing mechanism 10, so that collision between the shade 11 and a polishing piece is prevented during polishing, the height of the brush skirt 12 is slightly lower than that of the polishing disc in the polishing mechanism 10, sparks or smoke and the like generated during polishing of the polishing disc are shielded, meanwhile, a certain cleaning operation is performed on the surface of the polishing piece through a brush, and the brush skirt 12 is made of wear-resistant and flame-retardant rubber;
the top of the inner surface of the table body 3 is fixedly connected with a transmission motor 13; the top surface of the table body 3 is rotatably connected with a rotating seat 14 through a bearing; one end of the output shaft of the transmission motor 13 is fixedly connected with the rotating seat 14; the top surface of the rotating seat 14 is fixedly connected with four supporting columns 15; the top surface of the rotating base 14 is fixedly connected with a clamping assembly 16 through four supporting columns 15;
the clamping component 16 wraps the supporting seat 17; the bottom surface of the supporting seat 17 is fixedly connected with the four supporting columns 15; four sliding grooves 18 are formed in one surface of the supporting seat 17; the inner walls of the four sliding grooves 18 are connected with limiting sliding blocks 19 in a sliding manner; the top surfaces of the four limiting slide blocks 19 are in threaded connection with limiting rods 20, the extending heights of the limiting rods 20 are changed through the threaded connection structures of the limiting rods 20, and then the flange plates with various thicknesses can be limited and clamped, and during clamping, the height of the limiting rods 20 is not higher than the thickness of the flange plates;
the bottom surface of the supporting seat 17 is also fixedly connected with a second hydraulic rod 21; the movable end of the second hydraulic rod 21 is fixedly connected with an adjusting ring 22; connecting rods 23 are hinged between the inner surfaces of the four limiting sliding blocks 19; four connecting rods 23 one end all is articulated with adjustable ring 22, and through the height that changes adjustable ring 22, can change four gag lever post 20's position in step, then to waiting of multiple specification the work piece of polishing carry on spacing and centre gripping, the fixed friction line that is provided with of side all around of gag lever post 20.
Wherein, the peripheral side of the supporting seat 17 is fixedly connected with a surrounding baffle 24, the surrounding baffle 24 is arranged to prevent smoke dust or sparks during polishing from overflowing, and the top surface of the supporting seat 17 is also provided with four dust cleaning holes 25 which are arranged in a circumferential array; the dust cleaning holes 25 are of arc structures; the supporting seat 17 is a disc-shaped structure.
Wherein, the four sliding chutes 18 are distributed on one surface of the supporting seat 17 in a circumferential array; the sliding grooves 18 and the supporting columns 15 are distributed at intervals in pairs.
Wherein, the grinding mechanism 10 comprises a linear motor; the bottom surface of the linear motor is fixedly connected with the movable seat 9; one end of the output shaft of the linear motor is fixedly connected with a polishing disc; the mask 11 is located outside the grinding mechanism 10.
Wherein, the grinding machanism 10 all is provided with the rubber shock pad with removing the seat 9 junction and transmission motor 13 and stage body 3 junction, and the effect that the rubber shock pad set up lies in reducing the influence of motor vibration to the work of polishing, and control panel in stage body 3 fixed surface is connected with, and control panel is arranged in controlling the device in electric power machanism's work.
One specific application of this embodiment is: the device is mainly suitable for polishing the end surface of a flange part in the production process of a driving shaft, when in use, according to the specification of a flange to be polished, the position of an adjusting ring 22 is controlled by a second hydraulic rod 21, so that the positions of four limiting rods 20 are synchronously changed, the limiting rods 20 are connected with screw holes in the flange, so that the flange is limited and clamped, after clamping, the height of the limiting rods 20 is slightly lower than the thickness of the flange, so that the polishing operation on the end surface of the flange is prevented from being influenced, when in polishing, a polishing mechanism 10 is in contact with the flange to be polished when passing through a first hydraulic rod 4, before polishing, the polishing mechanism 10 is positioned at the outermost side of the flange, when in polishing, a transmission motor 13 drives the flange to be polished to rotate at a set speed, and simultaneously, the polishing mechanism 10 is driven by a screw rod transmission component 7 to move from the outer side, then, the polishing operation of the whole end face of the flange plate is completed, and during polishing, the shade 11 is matched with the brush skirt 12 to shield dust, prevent spark and clean.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. The utility model provides a processing equipment is used in production of universal joint drive shaft, includes base (1), base (1) surface difference fixedly connected with frame (2) and stage body (3), its characterized in that:
two first hydraulic rods (4) are fixedly arranged in the base (2); one end of each of the two first hydraulic rods (4) is fixedly connected with a connecting seat (5); a cross beam (6) is fixedly connected to one surface of the connecting seat (5); a screw rod transmission assembly (7) is fixedly arranged in the cross beam (6); the top surface of the cross beam (6) is provided with two symmetrically arranged limiting support grooves (8); one surface of the limiting support groove (8) is connected with a movable seat (9) in a sliding way; one surface of the movable seat (9) is connected with the screw rod transmission assembly (7); the bottom of the inner surface of the movable seat (9) is fixedly connected with a polishing mechanism (10); the bottom surface of the movable seat (9) is also fixedly connected with a shade (11); the bottom of the shade (11) is fixedly connected with a brush skirt (12);
the top of the inner surface of the table body (3) is fixedly connected with a transmission motor (13); the top surface of the table body (3) is rotatably connected with a rotating seat (14) through a bearing; one end of an output shaft of the transmission motor (13) is fixedly connected with the rotating seat (14); the top surface of the rotating seat (14) is fixedly connected with four supporting columns (15); the top surface of the rotating seat (14) is fixedly connected with a clamping assembly (16) through four supporting columns (15);
the clamping assembly (16) wraps the supporting seat (17); the bottom surface of the supporting seat (17) is fixedly connected with four supporting columns (15); a plurality of sliding grooves (18) are formed in one surface of the supporting seat (17); the inner walls of the sliding grooves (18) are connected with limiting sliding blocks (19) in a sliding manner; the top surfaces of the limiting sliding blocks (19) are all in threaded connection with limiting rods (20); the bottom surface of the supporting seat (17) is also fixedly connected with a second hydraulic rod (21); the movable end of the second hydraulic rod (21) is fixedly connected with an adjusting ring (22); connecting rods (23) are hinged among the inner surfaces of the plurality of limiting sliding blocks (19); one end of each of the connecting rods (23) is hinged with the adjusting ring (22).
2. The processing equipment for producing the universal joint driving shaft is characterized in that a surrounding baffle (24) is fixedly connected to the peripheral side surface of the supporting seat (17); four dust cleaning holes (25) which are arranged in a circumferential array are formed in the top surface of the supporting seat (17); the dust cleaning holes (25) are of arc structures; the supporting seat (17) is of a disc-shaped structure.
3. The processing equipment for producing the universal joint driving shaft according to claim 1, wherein a plurality of the sliding groove (18) supporting seats (17) are distributed on one surface in a circumferential array; the sliding grooves (18) and the supporting columns (15) are distributed at intervals in pairs.
4. A machining apparatus for the production of cardan drive shafts according to claim 1, characterized in that said grinding means (10) comprise a linear motor; the bottom surface of the linear motor is fixedly connected with the movable seat (9); one end of the output shaft of the linear motor is fixedly connected with a polishing disc; the shade (11) is located outside the grinding mechanism (10).
5. The processing equipment for producing the universal joint driving shaft according to claim 1, wherein rubber shock absorption pads are arranged at the joint of the grinding mechanism (10) and the moving seat (9) and the joint of the transmission motor (13) and the table body (3); one surface of the table body (3) is fixedly connected with a central control panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911097388.0A CN110834231B (en) | 2019-11-12 | 2019-11-12 | Processing equipment is used in production of universal joint drive shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911097388.0A CN110834231B (en) | 2019-11-12 | 2019-11-12 | Processing equipment is used in production of universal joint drive shaft |
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| Publication Number | Publication Date |
|---|---|
| CN110834231A true CN110834231A (en) | 2020-02-25 |
| CN110834231B CN110834231B (en) | 2021-03-02 |
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| CN201911097388.0A Active CN110834231B (en) | 2019-11-12 | 2019-11-12 | Processing equipment is used in production of universal joint drive shaft |
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| CN (1) | CN110834231B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111633493A (en) * | 2020-05-22 | 2020-09-08 | 吴燕灵 | Chopping block grinding device |
| CN112975639A (en) * | 2021-05-19 | 2021-06-18 | 江苏中科云控智能工业装备有限公司 | Die casting polishing and deburring mechanism and method |
| CN113199350A (en) * | 2021-05-28 | 2021-08-03 | 安徽陶铝新动力科技有限公司 | Synchronous grinding device of piston ring inside and outside diameter face |
| CN114147597A (en) * | 2021-11-03 | 2022-03-08 | 丁海叶 | Universal joint surface material is treatment facility for modification |
| CN114274026A (en) * | 2021-12-17 | 2022-04-05 | 靖江博洋金属制品有限公司 | A processing system for processing of stainless steel flange |
| CN114683054A (en) * | 2022-03-29 | 2022-07-01 | 杭州双佳汽车部件制造有限公司 | Automobile constant velocity universal joint drive shaft assembly processing equipment |
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| CN109127991A (en) * | 2018-08-31 | 2019-01-04 | 哈尔滨工业大学 | A kind of robot automation's riveting polishing system |
| CN208342413U (en) * | 2018-04-09 | 2019-01-08 | 南京自然机械制造有限公司 | A kind of efficient grinding device of automobile connecting plate |
| CN109648411A (en) * | 2019-01-22 | 2019-04-19 | 马鞍山市粤美金属制品科技实业有限公司 | A kind of rotating disc type bearing machining inner ring equipment for grinding and method for grinding |
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| CA941166A (en) * | 1970-08-28 | 1974-02-05 | C.E.S.(Grinding Machines) Limited | Grinding machine |
| CN203875705U (en) * | 2014-04-16 | 2014-10-15 | 池州市三力精工机械有限公司 | End face polishing device for chain wheel |
| CN107009244A (en) * | 2017-04-22 | 2017-08-04 | 徐勇 | A kind of derusting sanding apparatus and its application method suitable for building iron material |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111633493A (en) * | 2020-05-22 | 2020-09-08 | 吴燕灵 | Chopping block grinding device |
| CN112975639A (en) * | 2021-05-19 | 2021-06-18 | 江苏中科云控智能工业装备有限公司 | Die casting polishing and deburring mechanism and method |
| CN113199350A (en) * | 2021-05-28 | 2021-08-03 | 安徽陶铝新动力科技有限公司 | Synchronous grinding device of piston ring inside and outside diameter face |
| CN113199350B (en) * | 2021-05-28 | 2022-04-19 | 安徽陶铝新动力科技有限公司 | Synchronous grinding device of piston ring inside and outside diameter face |
| CN114147597A (en) * | 2021-11-03 | 2022-03-08 | 丁海叶 | Universal joint surface material is treatment facility for modification |
| CN114274026A (en) * | 2021-12-17 | 2022-04-05 | 靖江博洋金属制品有限公司 | A processing system for processing of stainless steel flange |
| CN114683054A (en) * | 2022-03-29 | 2022-07-01 | 杭州双佳汽车部件制造有限公司 | Automobile constant velocity universal joint drive shaft assembly processing equipment |
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| Publication number | Publication date |
|---|---|
| CN110834231B (en) | 2021-03-02 |
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Application publication date: 20200225 Assignee: JIANGSU XINCHENG ELECTRIC VEHICLE TECHNOLOGY DEVELOPMENT Co.,Ltd. Assignor: XUZHOU YONGSHENG ELECTROMECHANICAL Co.,Ltd. Contract record no.: X2021980016012 Denomination of invention: Processing equipment for universal joint drive shaft production Granted publication date: 20210302 License type: Exclusive License Record date: 20211223 |
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