CN110539190A - synchronous machining positioning clamp for movable and fixed scroll plates and machining method of synchronous machining positioning clamp - Google Patents
synchronous machining positioning clamp for movable and fixed scroll plates and machining method of synchronous machining positioning clamp Download PDFInfo
- Publication number
- CN110539190A CN110539190A CN201910781505.9A CN201910781505A CN110539190A CN 110539190 A CN110539190 A CN 110539190A CN 201910781505 A CN201910781505 A CN 201910781505A CN 110539190 A CN110539190 A CN 110539190A
- Authority
- CN
- China
- Prior art keywords
- disc
- bottom plate
- movable
- positioning seat
- seat
- Prior art date
- 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.)
- Pending
Links
- 230000001360 synchronised effect Effects 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000003754 machining Methods 0.000 title claims description 28
- 230000003068 static effect Effects 0.000 claims abstract description 50
- 238000003672 processing method Methods 0.000 abstract description 4
- 230000000149 penetrating effect Effects 0.000 abstract description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D79/00—Methods, machines, or devices not covered elsewhere, for working metal by removal of material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Milling Processes (AREA)
Abstract
the invention discloses a synchronous processing positioning clamp of a movable vortex disc and a fixed vortex disc and a processing method thereof, which comprise a bottom plate, the fixed vortex disc and the movable vortex disc which are positioned on the bottom plate, the bottom plate is respectively provided with an annular static disc positioning seat and an annular dynamic disc positioning seat, the bottom plate is positioned at the static disc positioning seat and the dynamic disc positioning seat, and at least three pressure cylinders are arranged in an annular array around the static disc positioning seat and the dynamic disc positioning seat, a piston of the pressure cylinder is provided with a pressing block for pressing the corresponding scroll plate, two ends of the bottom plate are respectively and rotatably connected with a fixed seat and a driving seat for driving the bottom plate to overturn, the bottom plate, the static plate positioning seat and the dynamic plate positioning seat are vertically provided with a abdicating hole in a penetrating way, the processing method adopts two cutters to synchronously process according to completely communicated parameters, the invention has the advantages of improving the clamping efficiency, being simple and convenient to operate, saving manpower, reducing secondary clamping, improving the processing efficiency and position precision, reducing working procedures and ensuring the consistency of products through synchronous processing.
Description
Technical Field
The invention relates to the technical field of machining, in particular to a synchronous machining positioning clamp for a movable vortex plate and a fixed vortex plate and a machining method of the synchronous machining positioning clamp.
Background
the scroll compressor is formed by mutually meshing a movable scroll and a fixed scroll which have two double-function equation molded lines. In the working process of air suction, compression and exhaust, the static disc is fixed on the frame, and the moving disc is driven by the eccentric shaft and restricted by the anti-rotation mechanism to rotate around the center of the base circle of the static disc in a plane with a small radius. The air is sucked into the periphery of the static disc through the air filter element, along with the rotation of the eccentric shaft, the air is gradually compressed in a plurality of crescent compression cavities formed by the engagement of the static disc and the dynamic disc and then is continuously discharged from an axial hole of a central part of the static disc, and the dynamic disc and the static disc have symmetrical structures and comprise a disc body and a vortex body.
In the prior art, the processing mode of the scroll plate is a single-side single-style product processing mode. The method has the defects of multiple working procedures, poor clamping precision for multiple times, poor contour machining retentivity and easy friction collision caused by matching use of products, so that the clamping method and the machining process need to be improved.
Disclosure of Invention
aiming at the defects in the prior art, the invention aims to provide a synchronous machining positioning clamp for a movable scroll and a fixed scroll and a machining method thereof, which can improve the clamping efficiency, are simple and convenient to operate, save manpower, reduce the secondary clamping position precision, reduce the working procedures and ensure that the products are kept consistent by synchronous machining.
In order to achieve the purpose, the invention provides the following technical scheme:
A synchronous processing positioning clamp for a movable vortex plate and a fixed vortex plate comprises: including the bottom plate, be located quiet dish and driving disk on the bottom plate, its characterized in that: be provided with annular quiet dish positioning seat and driving disk positioning seat on the bottom plate respectively, the bottom plate is located each annular array of quiet dish positioning seat and driving disk positioning seat circumference and is provided with at least three pressure jar, the piston that presses the jar is provided with and is used for compressing tightly the briquetting that corresponds the vortex dish, the bottom plate both ends are rotated respectively and are connected with the fixing base and are used for driving the drive seat of bottom plate upset, bottom plate, quiet dish positioning seat and driving disk positioning seat are provided with the hole of stepping down along vertical running through.
preferably, two vertical connecting plates are arranged at two ends of the bottom plate, and the connecting plates are connected with the fixed seat and the driving seat through rotating shafts and bearings.
Preferably, the driving seat comprises a stepping motor, and the stepping motor is connected with a rotating shaft on the connecting plate through a belt wheel.
preferably, the outer edge of the vortex body of the fixed disc is provided with a positioning groove for a pressing block to be clamped in.
Preferably, the disc body excircle of driving disc includes three counterpoint piece that offsets with driving disc positioning seat terminal surface, the briquetting compresses tightly counterpoint piece.
Preferably, the diameter of the yielding hole below the static disc positioning seat is smaller than that of the disc body of the static disc, and the diameter of the yielding hole below the movable disc positioning seat is larger than that of the disc body of the movable disc.
the synchronous processing method of the movable and fixed scroll discs is characterized by mainly comprising the following steps:
(1) Respectively placing a static disc and a movable disc to be processed on a static disc positioning seat and a movable disc positioning seat, and respectively pressing a positioning groove of the static disc and a positioning block of the movable disc by a starting pressure cylinder;
(2) manually checking whether the static disc and the movable disc are accurately positioned;
(3) Starting a machine tool switch to start machining, wherein two identical cutters with one higher cutter and one lower cutter on a main shaft synchronously machine a static disc and a movable disc respectively by using identical cutter rails, and the machining conditions of the static disc and the movable disc are always kept consistent;
(4) After the front face is machined, the driving seat drives the bottom plate to rotate 180 degrees, the cutter synchronously machines the bottoms of the static disc and the movable disc again from the abdicating hole, and the machining conditions of the static disc and the movable disc are kept consistent;
(5) And after the main shaft is reset, the driving seat drives the bottom plate to rotate 180 degrees for resetting, the pressure cylinder is started to reset the bottom plate, and the static plate and the movable plate are taken down to process the next group of vortex plates.
compared with the prior art, the invention has the following beneficial effects:
By adopting the scheme, the movable disc and the static disc adopt one-time clamping, and can be turned over by 180 degrees to carry out reverse side processing after the front side is processed, so that the secondary clamping position precision is reduced and avoided, and the working procedures are reduced; through the accurate location of counterpoint groove and counterpoint piece, guarantee two communicating cutters and add the uniformity in order to communicate with each other the parameter processing, through two synchronous processing of cutters, improve machining efficiency, it is easy and simple to handle, use manpower sparingly, synchronous processing makes the product keep the uniformity.
Drawings
FIG. 1 is a schematic view of a positioning fixture of the present invention;
Fig. 2 is an enlarged view of a portion a in fig. 1.
In the figure: 1. a base plate; 11. a connecting plate; 2. a pressure cylinder; 21. briquetting; 3. a fixed seat; 4. a driving seat; 10. a stationary disc; 100. a static disc positioning seat; 101. a positioning groove; 20. a movable plate; 200. a movable disc positioning seat; 201. and (6) a bit alignment block.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Move synchronous processing positioning fixture of quiet vortex dish, refer to fig. 1 and 2, it includes bottom plate 1, the quiet dish 10 and the driving disk 20 that are located on bottom plate 1, is provided with annular quiet dish positioning seat 100 and driving disk positioning seat 200 on the bottom plate 1 respectively for fix a position quiet dish 10 and driving disk 20 bottom. At least three pressure cylinders 2 are arranged on the bottom plate 1 in the circumferential direction of the static disc positioning seat 100 and the movable disc positioning seat 200 in an annular array, the preferred number is three, the pressure cylinders 2 are oil cylinders, and the pistons of the pressure cylinders 2 are provided with pressing blocks 21 for pressing corresponding vortex discs; the bottom plate 1, the static disc positioning seat 100 and the movable disc positioning seat 200 are vertically provided with yielding holes in a penetrating mode and used for processing the bottom. The two ends of the bottom plate 1 are respectively and rotatably connected with a fixed seat 3 and a driving seat 4 for driving the bottom plate 1 to overturn, two vertical connecting plates 11 are arranged at the two ends of the bottom plate 1, the connecting plates 11 are connected with the fixed seat 3 and the driving seat 4 through rotating shafts and bearings, the driving seat 4 comprises a stepping motor, the stepping motor is connected with the rotating shafts on the connecting plates 11 through belt wheels, the stepping motor rotates 180 degrees each time, the bottom plate 1 is driven to overturn once, the forward and reverse alternate processing is realized, only one clamping is needed, the secondary clamping position precision is reduced, and the working procedures are reduced;
The diameter of the abdicating hole below the static disc positioning seat 100 is smaller than the disc body diameter of the static disc 10, the bottom of the static disc 10 is positioned at the end part of the static disc positioning seat 100, and the diameter of the abdicating hole below the movable disc positioning seat 200 is larger than the disc body diameter of the movable disc 20; the vortex body of quiet dish 10 is provided with the counterpoint groove 101 that supplies briquetting 21 card to go into along the department outward, and the disk body excircle of driving disk 20 includes three counterpoint piece 201 that offsets with driving disk positioning seat 200 terminal surfaces, and counterpoint piece 201 compresses tightly through briquetting 21, guarantees to fix a position driving disk 20 at every turn and the position of quiet dish 10 unanimously to guarantee that synchronous processing goes on smoothly.
the synchronous processing method of the movable and fixed scroll comprises the following steps:
(1) respectively placing a static disc 10 and a movable disc 20 to be processed on a static disc positioning seat 100 and a movable disc positioning seat 200, and respectively pressing a positioning groove 101 of the static disc 10 and a positioning block 201 of the movable disc 20 by a starting pressure cylinder 2;
(2) Manually checking whether the static disc 10 and the movable disc 20 are accurately positioned;
(3) starting a machine tool switch, starting machining, respectively and synchronously machining the static disc 10 and the movable disc 20 by the same cutters with the same height and the same height on the main shaft by the same cutter rails, and keeping the machining conditions of the static disc 10 and the movable disc 20 consistent all the time;
(4) after the front face machining is finished, the driving seat 4 drives the bottom plate 1 to rotate 180 degrees, the cutter synchronously machines the bottoms of the static disc 10 and the movable disc 20 from the abdicating hole again, and the machining conditions of the static disc 10 and the movable disc 20 are kept consistent;
(5) and after the processing of the reverse side is finished, after the main shaft is reset, the driving seat 4 drives the bottom plate 1 to rotate for 180 degrees to reset, the pressure cylinder 2 is started to reset, and the static disc 10 and the movable disc 20 are taken down to process the next group of vortex discs.
the present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications without inventive contribution to the present embodiment as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (7)
1. Move quiet vortex dish synchronous processing positioning fixture, including the bottom plate, be located quiet dish and driving disk on the bottom plate, its characterized in that: be provided with annular quiet dish positioning seat and driving disk positioning seat on the bottom plate respectively, the bottom plate is located each annular array of quiet dish positioning seat and driving disk positioning seat circumference and is provided with at least three pressure jar, the piston that presses the jar is provided with and is used for compressing tightly the briquetting that corresponds the vortex dish, the bottom plate both ends are rotated respectively and are connected with the fixing base and are used for driving the drive seat of bottom plate upset, bottom plate, quiet dish positioning seat and driving disk positioning seat are provided with the hole of stepping down along vertical running through.
2. The synchronous processing positioning clamp for the movable and fixed scroll discs as claimed in claim 1, characterized in that: two vertical connecting plates are arranged at two ends of the bottom plate, and the connecting plates are connected with the fixed seat and the driving seat through rotating shafts and bearings.
3. the synchronous processing positioning clamp for the movable and fixed scroll discs as claimed in claim 2, characterized in that: the driving seat comprises a stepping motor, and the stepping motor is connected with a rotating shaft on the connecting plate through a belt wheel.
4. The synchronous processing positioning clamp for the movable and fixed scroll discs as claimed in claim 1, characterized in that: and the outer edge of the vortex body of the static disc is provided with a positioning groove for clamping a pressing block.
5. The synchronous processing positioning clamp for the movable and fixed scroll discs as claimed in claim 1, characterized in that: the outer circle of the movable disc body comprises three alignment blocks which are abutted to the end face of the movable disc positioning seat, and the pressing block compresses the alignment blocks.
6. The synchronous processing positioning clamp for the movable and fixed scroll discs as claimed in claim 1, characterized in that: the diameter of the yielding hole below the static disc positioning seat is smaller than that of the disc body of the static disc, and the diameter of the yielding hole below the movable disc positioning seat is larger than that of the disc body of the movable disc.
7. The synchronous machining method of an orbiting and stationary scroll according to any one of claims 1 to 6, characterized by mainly comprising the steps of:
(1) Respectively placing a static disc and a movable disc to be processed on a static disc positioning seat and a movable disc positioning seat, and respectively pressing a positioning groove of the static disc and a positioning block of the movable disc by a starting pressure cylinder;
(2) Manually checking whether the static disc and the movable disc are accurately positioned;
(3) Starting a machine tool switch to start machining, wherein two identical cutters with one higher cutter and one lower cutter on a main shaft synchronously machine a static disc and a movable disc respectively by using identical cutter rails, and the machining conditions of the static disc and the movable disc are always kept consistent;
(4) After the front face is machined, the driving seat drives the bottom plate to rotate 180 degrees, the cutter synchronously machines the bottoms of the static disc and the movable disc again from the abdicating hole, and the machining conditions of the static disc and the movable disc are kept consistent;
(5) and after the main shaft is reset, the driving seat drives the bottom plate to rotate 180 degrees for resetting, the pressure cylinder is started to reset the bottom plate, and the static plate and the movable plate are taken down to process the next group of vortex plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910781505.9A CN110539190A (en) | 2019-08-23 | 2019-08-23 | synchronous machining positioning clamp for movable and fixed scroll plates and machining method of synchronous machining positioning clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910781505.9A CN110539190A (en) | 2019-08-23 | 2019-08-23 | synchronous machining positioning clamp for movable and fixed scroll plates and machining method of synchronous machining positioning clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110539190A true CN110539190A (en) | 2019-12-06 |
Family
ID=68711992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910781505.9A Pending CN110539190A (en) | 2019-08-23 | 2019-08-23 | synchronous machining positioning clamp for movable and fixed scroll plates and machining method of synchronous machining positioning clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110539190A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113103041A (en) * | 2021-04-22 | 2021-07-13 | 贵州西工精密机械有限公司 | Intelligent eccentric shaft machining center |
| CN113249703A (en) * | 2021-07-15 | 2021-08-13 | 江苏海泰新材料科技有限公司 | Rotatory target apparatus for producing of electrically conductive zirconia |
| CN115971538A (en) * | 2023-03-01 | 2023-04-18 | 湖南贝特新能源科技有限公司 | Scroll plate and machining method thereof |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103084888A (en) * | 2012-11-14 | 2013-05-08 | 柳州易舟汽车空调有限公司 | Method for machining molded line of scroll plate |
| CN203266196U (en) * | 2013-05-03 | 2013-11-06 | 重庆九源机械有限公司 | Tool for machining brake rear cover |
| KR20170010185A (en) * | 2015-07-16 | 2017-01-26 | 주식회사신스윈 | Chuck assembly for scroll compressor |
| CN206010470U (en) * | 2016-08-10 | 2017-03-15 | 鞍山新磁电子有限公司 | A kind of can pinpoint orbiter structure frock clamp |
| CN106826339A (en) * | 2017-03-09 | 2017-06-13 | 江苏天宏机械工业有限公司 | The deburring of ratchet body overturns frock |
| CN208099873U (en) * | 2018-03-29 | 2018-11-16 | 浙江易锋机械有限公司 | A kind of quiet disk slotting attachment of turbo-compressor STR |
| CN109014264A (en) * | 2018-06-29 | 2018-12-18 | 江西佳时特数控技术有限公司 | The quiet disk processing tooling for bottom of scroll plate flexible production line |
| CN109366397A (en) * | 2018-12-27 | 2019-02-22 | 江西佳时特精密机械有限责任公司 | Heart-shaped bottom surface scroll plate clamp for machining |
| CN208681048U (en) * | 2018-09-19 | 2019-04-02 | 上海矢力机械设备有限公司 | A kind of eddy spinner disk and quiet disk held tight device |
-
2019
- 2019-08-23 CN CN201910781505.9A patent/CN110539190A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103084888A (en) * | 2012-11-14 | 2013-05-08 | 柳州易舟汽车空调有限公司 | Method for machining molded line of scroll plate |
| CN203266196U (en) * | 2013-05-03 | 2013-11-06 | 重庆九源机械有限公司 | Tool for machining brake rear cover |
| KR20170010185A (en) * | 2015-07-16 | 2017-01-26 | 주식회사신스윈 | Chuck assembly for scroll compressor |
| CN206010470U (en) * | 2016-08-10 | 2017-03-15 | 鞍山新磁电子有限公司 | A kind of can pinpoint orbiter structure frock clamp |
| CN106826339A (en) * | 2017-03-09 | 2017-06-13 | 江苏天宏机械工业有限公司 | The deburring of ratchet body overturns frock |
| CN208099873U (en) * | 2018-03-29 | 2018-11-16 | 浙江易锋机械有限公司 | A kind of quiet disk slotting attachment of turbo-compressor STR |
| CN109014264A (en) * | 2018-06-29 | 2018-12-18 | 江西佳时特数控技术有限公司 | The quiet disk processing tooling for bottom of scroll plate flexible production line |
| CN208681048U (en) * | 2018-09-19 | 2019-04-02 | 上海矢力机械设备有限公司 | A kind of eddy spinner disk and quiet disk held tight device |
| CN109366397A (en) * | 2018-12-27 | 2019-02-22 | 江西佳时特精密机械有限责任公司 | Heart-shaped bottom surface scroll plate clamp for machining |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113103041A (en) * | 2021-04-22 | 2021-07-13 | 贵州西工精密机械有限公司 | Intelligent eccentric shaft machining center |
| CN113103041B (en) * | 2021-04-22 | 2022-06-07 | 贵州西工精密机械有限公司 | Intelligent eccentric shaft machining center |
| CN113249703A (en) * | 2021-07-15 | 2021-08-13 | 江苏海泰新材料科技有限公司 | Rotatory target apparatus for producing of electrically conductive zirconia |
| CN113249703B (en) * | 2021-07-15 | 2021-09-14 | 江苏海泰新材料科技有限公司 | Rotatory target apparatus for producing of electrically conductive zirconia |
| CN115971538A (en) * | 2023-03-01 | 2023-04-18 | 湖南贝特新能源科技有限公司 | Scroll plate and machining method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110539190A (en) | synchronous machining positioning clamp for movable and fixed scroll plates and machining method of synchronous machining positioning clamp | |
| CN111716082B (en) | Machining method for expansion ring type part with boss structure | |
| CN110496955B (en) | Casting piece high-performance casting head cutting machine and operation method thereof | |
| CN208451141U (en) | Housing for timing gear clamp for machining | |
| CN208961695U (en) | A kind of double-station sander adapting to differential casing | |
| CN211277895U (en) | Five numerical control week of cell-phone shell are thrown machine | |
| CN209551353U (en) | Gearburr removing pressing device | |
| CN217860711U (en) | Workpiece limiting mechanism of double-end-face grinding machine | |
| CN111438621B (en) | Five numerical control week throwing machines of cell-phone shell | |
| CN212070664U (en) | High-efficient piston ring outer fringe automatic processing machine tool | |
| CN209598849U (en) | Device for grinding double end surfaces for bearing ring | |
| CN113579371B (en) | System for processing sharp edges of tooth profile of gear shaft | |
| CN214393769U (en) | Sealing surface grinding device for sealing ring of air compressor | |
| CN214023898U (en) | High-precision synchronous wheel machining device for gear production | |
| CN210649923U (en) | Opening trimming machine for machining piston ring | |
| CN212240310U (en) | Special clamp for clamping shaft sleeve type parts on cylindrical grinding machine | |
| CN209736778U (en) | High efficiency beveler | |
| CN208262591U (en) | A kind of turnover Water-pump impeller of automobile fixture | |
| CN202716146U (en) | Polisher | |
| CN219617359U (en) | Shaft sleeve machining surface burr removing machine | |
| CN211490761U (en) | Mechanism for machining outer arc surface of workpiece | |
| CN210147562U (en) | Air compressor suction valve seat cambered surface drilling clamp | |
| CN213795971U (en) | Fixture with rotary table for grinding machine machining | |
| CN216027384U (en) | Open inclinable press | |
| CN112454148B (en) | Multi-dimensional precise tungsten drill rotary extrusion type lossless bracelet brightening machine |
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 |