CN115383575A - Vertical grinding and polishing machine for large-size hard and brittle materials and working method of vertical grinding and polishing machine - Google Patents
Vertical grinding and polishing machine for large-size hard and brittle materials and working method of vertical grinding and polishing machine Download PDFInfo
- Publication number
- CN115383575A CN115383575A CN202211130594.9A CN202211130594A CN115383575A CN 115383575 A CN115383575 A CN 115383575A CN 202211130594 A CN202211130594 A CN 202211130594A CN 115383575 A CN115383575 A CN 115383575A
- Authority
- CN
- China
- Prior art keywords
- longitudinal
- polishing
- servo motor
- grinding
- pressing
- 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
Images
Classifications
-
- 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
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
- B24B19/22—Single-purpose machines or devices for particular grinding operations not covered by any other main group characterised by a special design with respect to properties of the material of non-metallic articles to be ground
-
- 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
-
- 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
- B24B27/02—Bench grinders
-
- 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
-
- 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
-
- 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
- B24B47/02—Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables
- B24B47/04—Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables by mechanical gearing only
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
Description
技术领域technical field
本发明涉及高精密机械设备的技术领域,尤其涉及一种大尺寸硬脆材料的立式磨抛机,以及该大尺寸硬脆材料的立式磨抛机的工作方法。The invention relates to the technical field of high-precision mechanical equipment, in particular to a vertical grinding and polishing machine for large-size hard and brittle materials, and a working method of the vertical grinding and polishing machine for large-size hard and brittle materials.
背景技术Background technique
随着石英玻璃等材料在治金、化工等工业广泛应用,尤其大尺寸材料的应用,在打磨抛光上通常是将料放置在旋转工作台上,人工打磨抛光。With the wide application of quartz glass and other materials in metallurgy, chemical industry and other industries, especially the application of large-sized materials, the materials are usually placed on the rotary table for grinding and polishing manually.
因此,需要开发一种新型打磨抛光机,自动化打磨抛光产品,降低劳动强度。Therefore, it is necessary to develop a new type of grinding and polishing machine, which can automatically grind and polish products and reduce labor intensity.
发明内容Contents of the invention
为克服现有技术的缺陷,本发明要解决的技术问题是提供了一种大尺寸硬脆材料的立式磨抛机,其加工效率更高,劳动强度更低。In order to overcome the defects of the prior art, the technical problem to be solved by the present invention is to provide a vertical grinding and polishing machine for large-sized hard and brittle materials, which has higher processing efficiency and lower labor intensity.
本发明的技术方案是:这种大尺寸硬脆材料的立式磨抛机,旋转工作台(2)安装在立磨机座(1)上,通过电机的驱动旋转工作台绕竖直轴旋转,加工工件(3)放置在旋转工作台上,立柱(4)上端固定有压紧加工工件的液压压紧组件(5),压杆(9)通过轴承连接下压板(7),下压板(7)在压紧加工工件的同时,跟随加工工件旋转,立柱上装有打磨抛光组件(6),打磨抛光组件的横梁(17)上分别装有横向丝杠(18)、横向伺服电机(22)、纵轴底座(21),纵轴底座在横向伺服电机、横向丝杠带动下在横梁上左右滑动,纵轴底座上设有燕尾槽,纵向滑板(20)在燕尾槽上滑动,纵轴底座(21)上带有纵向丝杠,纵向伺服电机(19)带动纵向滑板上下移动,纵向滑板上装有打磨抛光专用电机(23),打磨抛光专用电机的输出轴装有打磨轮(24),打磨轮在横向伺服电机与纵向伺服电机控制下走联动插补,以便打磨轮在复杂表面上打磨抛光。The technical solution of the present invention is: for this vertical grinding and polishing machine for large-size hard and brittle materials, the rotary table (2) is installed on the vertical mill base (1), and the rotary table is driven by the motor to rotate around the vertical axis , the processed workpiece (3) is placed on the rotary table, the upper end of the column (4) is fixed with a hydraulic pressing assembly (5) for pressing the processed workpiece, the pressing rod (9) is connected to the lower pressing plate (7) through a bearing, and the lower pressing plate ( 7) While pressing the processed workpiece, it rotates with the processed workpiece. The grinding and polishing assembly (6) is installed on the column, and the horizontal screw (18) and horizontal servo motor (22) are respectively installed on the beam (17) of the grinding and polishing assembly. , the longitudinal axis base (21), the longitudinal axis base slides left and right on the beam under the drive of the horizontal servo motor and the horizontal screw, the longitudinal axis base is provided with a dovetail groove, the longitudinal slide plate (20) slides on the dovetail groove, the longitudinal axis base (21) is provided with a longitudinal lead screw, and the longitudinal servo motor (19) drives the longitudinal slide plate to move up and down, and the special motor (23) for grinding and polishing is housed on the longitudinal slide plate, and the output shaft of the special motor for grinding and polishing is equipped with a grinding wheel (24). The wheel is interlocked and interpolated under the control of the horizontal servo motor and the longitudinal servo motor, so that the grinding wheel can be polished on complex surfaces.
本发明旋转工作台安装在立磨机座上,通过电机的驱动旋转工作台绕竖直轴旋转,加工工件放置在旋转工作台上,立柱上端固定有压紧加工工件的液压压紧组件,压杆通过轴承连接下压板,下压板在压紧加工工件的同时,跟随加工工件旋转,立柱上装有打磨抛光组件,打磨抛光组件的横梁上分别装有横向丝杠、横向伺服电机、纵轴底座,纵轴底座在横向伺服电机、横向丝杠带动下在横梁上左右滑动,纵轴底座上设有燕尾槽,纵向滑板在燕尾槽上滑动,纵轴底座上带有纵向丝杠,纵向伺服电机带动纵向滑板上下移动,纵向滑板上装有打磨抛光专用电机,打磨抛光专用电机的输出轴装有打磨轮,打磨轮在横向伺服电机与纵向伺服电机控制下走联动插补,以便打磨轮在复杂表面上打磨抛光,从而带动上盘升降组件在水平面上来回左右摆动,从而提高了加工效率,降低了劳动强度。The rotary workbench of the present invention is installed on the vertical mill base, driven by the motor to rotate the workbench around the vertical axis, the processed workpiece is placed on the rotary workbench, and the upper end of the column is fixed with a hydraulic pressing assembly for pressing the processed workpiece. The rod is connected to the lower pressing plate through bearings, and the lower pressing plate rotates with the workpiece while pressing the workpiece. The grinding and polishing assembly is installed on the column, and the horizontal screw, horizontal servo motor, and longitudinal axis base are respectively installed on the beam of the grinding and polishing assembly. The base of the longitudinal axis slides left and right on the beam driven by the horizontal servo motor and the horizontal screw. The base of the longitudinal axis is provided with a dovetail groove, and the longitudinal slide plate slides on the dovetail groove. The vertical slide plate moves up and down, and the longitudinal slide plate is equipped with a special motor for grinding and polishing. The output shaft of the special grinding and polishing motor is equipped with a grinding wheel. The grinding wheel is interlocked under the control of the horizontal servo motor and the longitudinal servo motor. Grinding and polishing, thereby driving the lifting assembly of the upper plate to swing back and forth on the horizontal plane, thereby improving the processing efficiency and reducing the labor intensity.
还提供了一种大尺寸硬脆材料的立式磨抛机的工作方法,其包括以下步骤:A working method of a vertical grinding and polishing machine for large-size hard and brittle materials is also provided, which includes the following steps:
(1)将加工工件放置在旋转工作台上;(1) Place the workpiece on the rotary table;
(2)立柱上端的液压压紧组件来压紧加工工件;(2) The hydraulic compression component at the upper end of the column to compress the workpiece;
(3)纵轴底座在横向伺服电机、横向丝杠带动下在横梁上左右滑动,纵向滑板在燕尾槽上滑动,纵轴底座上的纵向丝杠、纵向伺服电机带动纵向滑板上下移动;(3) The vertical axis base slides left and right on the beam under the drive of the horizontal servo motor and the horizontal screw, the longitudinal slide plate slides on the dovetail groove, and the vertical screw and the vertical servo motor on the vertical axis base drive the vertical slide to move up and down;
(4)纵向滑板上的打磨抛光专用电机带动打磨轮,在横向伺服电机与纵向伺服电机控制下走联动插补,以便打磨轮在复杂表面上打磨抛光。(4) The special motor for grinding and polishing on the longitudinal slide plate drives the grinding wheel, and interlocks and interpolates under the control of the horizontal servo motor and the longitudinal servo motor, so that the grinding wheel can be polished on complex surfaces.
附图说明Description of drawings
图1是根据本发明的大尺寸硬脆材料的立式磨抛机的结构示意图。Fig. 1 is a schematic structural view of a vertical grinding and polishing machine for large-size hard and brittle materials according to the present invention.
图2是根据本发明的大尺寸硬脆材料的立式磨抛机的液压压紧组件的结构示意图。Fig. 2 is a schematic structural view of the hydraulic pressing assembly of the vertical grinding and polishing machine for large-size hard and brittle materials according to the present invention.
图3是根据本发明的大尺寸硬脆材料的立式磨抛机的打磨抛光组件的结构示意图。Fig. 3 is a schematic structural view of a grinding and polishing assembly of a vertical grinding and polishing machine for large-sized hard and brittle materials according to the present invention.
具体实施方式Detailed ways
如图1-3所示,这种大尺寸硬脆材料的立式磨抛机,旋转工作台2安装在立磨机座1上,通过电机的驱动旋转工作台绕竖直轴旋转,加工工件3放置在旋转工作台上,立柱4上端固定有压紧加工工件的液压压紧组件5,压杆9通过轴承连接下压板7,下压板7在压紧加工工件的同时,跟随加工工件旋转,立柱上装有打磨抛光组件6,打磨抛光组件的横梁17上分别装有横向丝杠18、横向伺服电机22、纵轴底座21,纵轴底座在横向伺服电机、横向丝杠带动下在横梁上左右滑动,纵轴底座上设有燕尾槽,纵向滑板20在燕尾槽上滑动,纵轴底座21上带有纵向丝杠,纵向伺服电机19带动纵向滑板上下移动,纵向滑板上装有打磨抛光专用电机23,打磨抛光专用电机的输出轴装有打磨轮24,打磨轮在横向伺服电机与纵向伺服电机控制下走联动插补,以便打磨轮在复杂表面上打磨抛光。As shown in Figure 1-3, for this vertical grinding and polishing machine for large-sized hard and brittle materials, the rotary table 2 is installed on the vertical mill base 1, and the rotary table is driven by the motor to rotate around the vertical axis to process the
本发明旋转工作台安装在立磨机座上,通过电机的驱动旋转工作台绕竖直轴旋转,加工工件放置在旋转工作台上,立柱上端固定有压紧加工工件的液压压紧组件,压杆通过轴承连接下压板,下压板在压紧加工工件的同时,跟随加工工件旋转,立柱上装有打磨抛光组件,打磨抛光组件的横梁上分别装有横向丝杠、横向伺服电机、纵轴底座,纵轴底座在横向伺服电机、横向丝杠带动下在横梁上左右滑动,纵轴底座上设有燕尾槽,纵向滑板在燕尾槽上滑动,纵轴底座上带有纵向丝杠,纵向伺服电机带动纵向滑板上下移动,纵向滑板上装有打磨抛光专用电机,打磨抛光专用电机的输出轴装有打磨轮,打磨轮在横向伺服电机与纵向伺服电机控制下走联动插补,以便打磨轮在复杂表面上打磨抛光,从而带动上盘升降组件在水平面上来回左右摆动,从而提高了加工效率,降低了劳动强度。The rotary workbench of the present invention is installed on the vertical mill base, driven by the motor to rotate the workbench around the vertical axis, the processed workpiece is placed on the rotary workbench, and the upper end of the column is fixed with a hydraulic pressing assembly for pressing the processed workpiece. The rod is connected to the lower pressing plate through bearings, and the lower pressing plate rotates with the workpiece while pressing the workpiece. The grinding and polishing assembly is installed on the column, and the horizontal screw, horizontal servo motor, and longitudinal axis base are respectively installed on the beam of the grinding and polishing assembly. The base of the longitudinal axis slides left and right on the beam driven by the horizontal servo motor and the horizontal screw. The base of the longitudinal axis is provided with a dovetail groove, and the longitudinal slide plate slides on the dovetail groove. The vertical slide plate moves up and down, and the longitudinal slide plate is equipped with a special motor for grinding and polishing. The output shaft of the special grinding and polishing motor is equipped with a grinding wheel. The grinding wheel is interlocked under the control of the horizontal servo motor and the longitudinal servo motor. Grinding and polishing, thereby driving the lifting assembly of the upper plate to swing back and forth on the horizontal plane, thereby improving the processing efficiency and reducing the labor intensity.
优选地,液压压紧组件5的压紧底座14固定在立柱上,压紧底座加工有燕尾槽,滑板15与燕尾槽配合在燕尾槽内滑动,滑板的上方装有第一液压缸13,用以推动滑板伸缩。Preferably, the
优选地,滑板的下端装有第二液压缸16,第二液压缸的下端面装有防转底板10,防转底板上装有直线轴承11,第二液压缸的伸出轴装有压杆9,压杆的侧方装有防转板8,防转板上装有镀铬轴12,镀铬轴穿过直线轴承11,以便防止压杆旋转。Preferably, the lower end of the slide plate is equipped with a second
还提供了一种大尺寸硬脆材料的立式磨抛机的工作方法,其包括以下步骤:A working method of a vertical grinding and polishing machine for large-size hard and brittle materials is also provided, which includes the following steps:
(1)将加工工件放置在旋转工作台上;(1) Place the workpiece on the rotary table;
(2)立柱上端的液压压紧组件来压紧加工工件;(2) The hydraulic compression component at the upper end of the column to compress the workpiece;
(3)纵轴底座在横向伺服电机、横向丝杠带动下在横梁上左右滑动,纵向滑板在燕尾槽上滑动,纵轴底座上的纵向丝杠、纵向伺服电机带动纵向滑板上下移动;(3) The vertical axis base slides left and right on the beam under the drive of the horizontal servo motor and the horizontal screw, the longitudinal slide plate slides on the dovetail groove, and the vertical screw and the vertical servo motor on the vertical axis base drive the vertical slide to move up and down;
(4)纵向滑板上的打磨抛光专用电机带动打磨轮,在横向伺服电机与纵向伺服电机控制下走联动插补,以便打磨轮在复杂表面上打磨抛光。(4) The special motor for grinding and polishing on the longitudinal slide plate drives the grinding wheel, and interlocks and interpolates under the control of the horizontal servo motor and the longitudinal servo motor, so that the grinding wheel can be polished on complex surfaces.
本发明针对现有大尺寸产品人工打磨抛光的现状,提高了加工效率,降低了劳动强度。The present invention improves the processing efficiency and reduces the labor intensity aiming at the present situation of manual grinding and polishing of the existing large-size products.
如上所述,仅是本发明的较佳实施例,并非对本发明作任何形式上的限制,凡是依据本发明的技术实质对以上实施例所作的任何简单修改、等同变化与修饰,均仍属本发明技术方案的保护范围。As mentioned above, it is only a preferred embodiment of the present invention, and does not limit the present invention in any form. All simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention are still within the scope of this invention. The protection scope of the technical solution of the invention.
Claims (4)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211130594.9A CN115383575A (en) | 2022-09-16 | 2022-09-16 | Vertical grinding and polishing machine for large-size hard and brittle materials and working method of vertical grinding and polishing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211130594.9A CN115383575A (en) | 2022-09-16 | 2022-09-16 | Vertical grinding and polishing machine for large-size hard and brittle materials and working method of vertical grinding and polishing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115383575A true CN115383575A (en) | 2022-11-25 |
Family
ID=84126903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211130594.9A Pending CN115383575A (en) | 2022-09-16 | 2022-09-16 | Vertical grinding and polishing machine for large-size hard and brittle materials and working method of vertical grinding and polishing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115383575A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201357359Y (en) * | 2009-03-04 | 2009-12-09 | 厦门升正机械有限公司 | Novel polishing machine |
| CN206229881U (en) * | 2016-11-30 | 2017-06-09 | 珠海圣菲玛滤清器有限公司 | A kind of channelling machine for processing end cover of filter |
| CN109807710A (en) * | 2019-03-19 | 2019-05-28 | 天津方准智能科技有限公司 | Double station five axis grinding machine |
| CN110103097A (en) * | 2019-05-16 | 2019-08-09 | 重庆市綦江区祥虎齿轮有限公司 | A kind of gear two-sided deburring equipment |
| CN210997996U (en) * | 2019-07-29 | 2020-07-14 | 东莞市银泰玻璃有限公司 | A multifunctional glass grinding device |
| CN212553064U (en) * | 2020-06-12 | 2021-02-19 | 淮南沃力特流体设备有限公司 | A valve body product edging equipment |
| CN217168263U (en) * | 2022-05-11 | 2022-08-12 | 淄博朝成轻钢结构有限公司 | Compressing device for machining steel structure beam |
| CN218504156U (en) * | 2022-09-16 | 2023-02-21 | 湖南金岭机床科技集团有限公司 | Vertical grinding and polishing machine for large-size hard and brittle materials |
-
2022
- 2022-09-16 CN CN202211130594.9A patent/CN115383575A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201357359Y (en) * | 2009-03-04 | 2009-12-09 | 厦门升正机械有限公司 | Novel polishing machine |
| CN206229881U (en) * | 2016-11-30 | 2017-06-09 | 珠海圣菲玛滤清器有限公司 | A kind of channelling machine for processing end cover of filter |
| CN109807710A (en) * | 2019-03-19 | 2019-05-28 | 天津方准智能科技有限公司 | Double station five axis grinding machine |
| CN110103097A (en) * | 2019-05-16 | 2019-08-09 | 重庆市綦江区祥虎齿轮有限公司 | A kind of gear two-sided deburring equipment |
| CN210997996U (en) * | 2019-07-29 | 2020-07-14 | 东莞市银泰玻璃有限公司 | A multifunctional glass grinding device |
| CN212553064U (en) * | 2020-06-12 | 2021-02-19 | 淮南沃力特流体设备有限公司 | A valve body product edging equipment |
| CN217168263U (en) * | 2022-05-11 | 2022-08-12 | 淄博朝成轻钢结构有限公司 | Compressing device for machining steel structure beam |
| CN218504156U (en) * | 2022-09-16 | 2023-02-21 | 湖南金岭机床科技集团有限公司 | Vertical grinding and polishing machine for large-size hard and brittle materials |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204673400U (en) | Abnormity material hypotenuse or periphery machining tool | |
| CN211805483U (en) | Polishing equipment for machining | |
| CN105364649A (en) | Grinding mechanism for automatic crank shaft polishing and cleaning machine | |
| CN107127589A (en) | A kind of new material manufacturing and processing equipment | |
| CN111482855A (en) | A PCB cutter level difference fish tail grinding mechanism | |
| CN219380081U (en) | High-precision conveniently-adjusted double-end-face grinding machine | |
| CN109176016A (en) | A kind of saw band welding equipment and its welding method | |
| CN218504156U (en) | Vertical grinding and polishing machine for large-size hard and brittle materials | |
| CN117340709A (en) | A kind of concrete wall polishing robot and its use method | |
| CN115383575A (en) | Vertical grinding and polishing machine for large-size hard and brittle materials and working method of vertical grinding and polishing machine | |
| CN213828494U (en) | A conical surface inclined groove magnetic grinding machine | |
| CN210550237U (en) | A belt grinder for machining stainless steel castings | |
| CN209157929U (en) | A kind of workpiece polishing mechanism of double-station heavy castings flash sander | |
| CN112621423A (en) | Polishing device for machine casting | |
| CN216422095U (en) | Processing equipment | |
| CN117620705A (en) | A vertical double-column combined machine tool | |
| CN216327027U (en) | Five-axis five-linkage numerical control tool grinding machine | |
| CN212311560U (en) | A device for magnetic polishing of tiny cavities of non-rotating parts | |
| CN215617004U (en) | Polishing device of processing equipment | |
| CN215659441U (en) | High-strength side pressing mechanism and edge grinding machine thereof | |
| CN116494094A (en) | A double-column compound grinding machine for simultaneous grinding of two parallel surfaces | |
| CN218904335U (en) | Lifting table milling machine for equipment part production | |
| CN113814827A (en) | Grinding device before steel plate groove welding | |
| CN109623418B (en) | Special automobile spare and accessory part machining center | |
| CN207656384U (en) | A kind of side automatically grinding device |
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 | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20230116 Address after: No. 9, Huaxiang Road, Changsha Economic Development Zone, Changsha Area, Changsha Pilot Free Trade Zone (Hunan) 410000, Hunan Province Applicant after: Hunan Jinling Machine Tool Technology Group Co.,Ltd. Applicant after: PUHLER (GUANGDONG) SMART NANO TECHNOLOGY Co.,Ltd. Address before: No. 9, Huaxiang Road, Changsha Economic Development Zone, Changsha Area, Changsha Pilot Free Trade Zone (Hunan) 410000, Hunan Province Applicant before: Hunan Jinling Machine Tool Technology Group Co.,Ltd. |
|
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20221125 |