CN113084665A - Grinding and positioning tool for brake pad machining - Google Patents
Grinding and positioning tool for brake pad machining Download PDFInfo
- Publication number
- CN113084665A CN113084665A CN202110311528.0A CN202110311528A CN113084665A CN 113084665 A CN113084665 A CN 113084665A CN 202110311528 A CN202110311528 A CN 202110311528A CN 113084665 A CN113084665 A CN 113084665A
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- CN
- China
- Prior art keywords
- grinding
- fixedly connected
- brake pad
- positioning tool
- base
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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.)
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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
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
- B24B19/26—Single-purpose machines or devices for particular grinding operations not covered by any other main group for grinding workpieces with arcuate surfaces, e.g. parts of car bodies, bumpers or magnetic recording heads
- B24B19/28—Single-purpose machines or devices for particular grinding operations not covered by any other main group for grinding workpieces with arcuate surfaces, e.g. parts of car bodies, bumpers or magnetic recording heads for grinding shoes or linings of drum brakes
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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
- B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
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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
- B24B27/02—Bench grinders
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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
-
- 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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The invention discloses a grinding and positioning tool for processing a brake pad, wherein each support column is respectively positioned above a base, a cross beam is positioned above each support column, a grinding assembly is positioned below the cross beam, a lifting assembly is positioned above the base, an installation support is positioned above the base, the installation support is of a hollow structure, a sleeve is positioned inside the installation support, one end of a screw rod is movably connected with the sleeve and positioned inside the sleeve, the other end of the screw rod penetrates through the installation support, a gear is positioned on the side edge of the screw rod, one end of a central rotating shaft is fixedly connected with the shaft center of the gear, the other end of the central rotating shaft penetrates through the installation support and is fixedly connected with a rotating rod, and the grinding and positioning tool for processing the brake pad can lift and grind the brake pad through the structural design, thereby improving the polishing effect of the brake pad.
Description
Technical Field
The invention relates to the technical field of brake pad machining, in particular to a grinding and positioning tool for brake pad machining.
Background
In the braking system of vehicles such as car, motorcycle, electric motor car, the brake block all is the most critical safety part, and the brake effect has been decided to the quality of brake block, and the brake block is the key part of the safety of people and car, along with the development of automotive industry, needs a large amount of brake blocks, but the grinding location frock among the prior art can't carry out the lifting with the brake block, carries out accurate polishing to the brake block to influence the effect of polishing of brake block.
Disclosure of Invention
The invention aims to provide a grinding and positioning tool for processing a brake pad, and aims to solve the technical problem that the grinding and positioning tool in the prior art cannot lift the brake pad to accurately polish the brake pad, so that the polishing effect of the brake pad is influenced.
In order to achieve the purpose, the grinding and positioning tool for processing the brake pad comprises a base, two support columns, a cross beam, a grinding assembly, a lifting assembly and a fixing assembly, wherein each support column is respectively and fixedly connected with the base and positioned above the base, the cross beam is fixedly connected with each support column and positioned above each support column, the grinding assembly is movably connected with the cross beam and positioned below the cross beam, the lifting assembly is fixedly connected with the base and positioned above the base, the fixing assembly is fixedly connected with the lifting assembly and positioned above the lifting assembly, the lifting assembly comprises an installation support, a sleeve, a screw rod, a workbench, a gear, a central rotating shaft and a rotating rod, the installation support is fixedly connected with the base, and be located the top of base, erection support is hollow structure, the sleeve with erection support fixed connection, and be located erection support's inside, the one end of lead screw with sleeve swing joint, and be located telescopic inside, the other end of lead screw runs through erection support, and with workstation fixed connection, the gear with lead screw swing joint, and be located the side of lead screw, the one end of center pivot with the axle center fixed connection of gear, the other end of center pivot runs through erection support, and with dwang fixed connection, just the dwang is located erection support's side.
Wherein, lifting unit still includes the handle, the handle with dwang fixed connection, and be located the side of dwang.
The grinding assembly comprises a sliding block, a supporting rod, a grinding motor, a rotating shaft and grinding wheels, a sliding groove is formed in the cross beam, the sliding block is movably connected with the cross beam and is located above the sliding groove, the supporting rod is fixedly connected with the sliding block and penetrates through the sliding groove, the rotating shaft is movably connected with the supporting rod and is located below the supporting rod, the grinding motors are arranged on the side edges of the rotating shaft, the number of the grinding wheels is two, and each grinding wheel is fixedly connected with the rotating shaft and is located at two ends of the rotating shaft.
The fixed component comprises a tooling plate and a positioning pin, a hole groove is formed in the upper portion of the workbench, the number of the tooling plates is two, every piece of the tooling plate is respectively fixedly connected with the workbench and located on two side edges of the hole groove, the number of the positioning pins is two, every piece of the positioning pin is fixedly connected with the upper portion of the tooling plate.
The fixed assembly further comprises a fixed frame, the fixed frame is fixedly connected with the workbench and located above the workbench.
The grinding and positioning tool for processing the brake pad further comprises a collecting tank, wherein the collecting tank is movably connected with the workbench and is located below the hole groove.
The invention has the beneficial effects that: the grinding component is supported by the cross beam, the lifting component is arranged above the base and between the two pillars, the fixing component is arranged above the lifting component, the brake pad is fixed by the fixing component, the lifting component below the fixing component is started after the brake pad is fixed, an operator holds the rotating rod of the lifting component to rotate the rotating rod, the rotating rod is rotated to drive the central rotating shaft fixedly connected with the rotating rod, the central rotating shaft drives the gear fixedly connected with the central rotating shaft to rotate, and when the gear rotates, the screw rod is moved up and down in the sleeve by the tooth blocks on the gear, the lead screw runs through erection support, will with lead screw fixed connection the workstation carries out the lifting or descends, erection support is supplementary the lead screw is in the sleeve is inside to reciprocate, is convenient for with the lead screw top the workstation carries out the lifting, will the workstation lifting is fixed when certain position, fixed subassembly the frock board is fixed the brake block and is accomplished the back with fixed, restarts the subassembly of polishing, it is just right to polish the subassembly the brake block carries out meticulous polishing to improve the effect of polishing to the brake block, improve the production efficiency of brake block.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a grinding and positioning tool for machining a brake pad.
FIG. 2 is a side view of the grinding and positioning tool for machining a brake pad.
Fig. 3 is a cross-sectional view of the a-a line structure of fig. 2 of the present invention.
1-base, 2-pillar, 3-beam, 4-polishing component, 41-supporting rod, 42-polishing motor, 43-rotating shaft, 44-grinding wheel, 5-lifting component, 51-mounting support, 52-sleeve, 53-screw rod, 54-workbench, 55-gear, 56-central rotating shaft, 57-rotating rod, 6-fixing component, 61-tooling plate, 62-positioning pin, 63-hole groove, 64-fixing frame, 7-handle, 8-sliding block, 9-collecting groove, 10-water pump, 11-water pipe, 12-limiting block and 13-sliding groove.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1 to 3, the invention provides a grinding and positioning tool for processing a brake pad, which includes a base 1, two pillars 2, a beam 3, a grinding assembly 4, a lifting assembly 5 and a fixing assembly 6, wherein the number of the pillars 2 is two, each pillar 2 is respectively and fixedly connected with the base 1 and is located above the base 1, the beam 3 is fixedly connected with each pillar 2 and is located above each pillar 2, the grinding assembly 4 is movably connected with the beam 3 and is located below the beam 3, the lifting assembly 5 is fixedly connected with the base 1 and is located above the base 1, the fixing assembly 6 is fixedly connected with the lifting assembly 5 and is located above the lifting assembly 5, the lifting assembly 5 includes an installation support 51, a sleeve 52, a screw 53, a workbench 54, and a fixing assembly 6, A gear 55, a central rotating shaft 56 and a rotating rod 57, wherein the mounting support 51 is fixedly connected with the base 1, and is located above the base 1, the mounting support 51 is a hollow structure, the sleeve 52 is fixedly connected with the mounting support 51, and is positioned inside the mounting support 51, one end of the screw 53 is movably connected with the sleeve 52, and is positioned inside the sleeve 52, the other end of the screw 53 penetrates through the mounting support 51, and is fixedly connected with the working table 54, the gear 55 is movably connected with the screw rod 53, and is located at the side of the screw 53, one end of the central rotating shaft 56 is fixedly connected with the shaft center of the gear 55, the other end of the central rotating shaft 56 penetrates through the mounting support 51, and is fixedly connected with the rotating rod 57, and the rotating rod 57 is positioned at the side edge of the mounting support 51.
In this embodiment, two pillars 2 are disposed above the base 1, the beam 3 is disposed above the pillars 2, the polishing assembly 4 is disposed below the beam 3, the beam 3 supports the polishing assembly 4, the lifting assembly 5 is disposed above the base 1 and located between the pillars 2, the fixing assembly 6 is disposed above the lifting assembly 5, the fixing assembly 6 fixes the brake pad, the lifting assembly 5 is started below the fixing assembly 6 after the brake pad is fixed, an operator holds the rotating rod 57 of the lifting assembly 5, rotates the rotating rod 57 to drive the central rotating shaft 56 fixedly connected thereto, and the central rotating shaft 56 drives the gear 55 fixedly connected thereto to rotate, when the gear 55 rotates, the tooth block on the gear 55 is just with the lead screw 53 is in the inside reciprocating of sleeve 52, the lead screw 53 runs through erection support 51, will with lead screw 53 fixed connection the workstation 54 carries out the lifting or descends, erection support 51 is supplementary the lead screw 53 is in the inside reciprocating of sleeve 52, be convenient for with the lead screw 53 top the workstation 54 carries out the lifting, will when the workstation 54 lifting is fixed in certain position, fixed subassembly 6 the frock board 61 finishes the brake block is fixed the back, restarts grinding component 4, grinding component 4 just is right the brake block carries out meticulous polishing to improve the effect of polishing to the brake block, improve the production efficiency of brake block.
Further, the lifting assembly 5 further comprises a handle 7, and the handle 7 is fixedly connected with the rotating rod 57 and is located on the side edge of the rotating rod 57.
In this embodiment, the handle 7 set up in the side of dwang 57, the operating personnel of being convenient for will handle 7 is held, will dwang 57 rotates, and is very convenient.
Further, the polishing assembly 4 includes a sliding block 8, a supporting rod 41, a polishing motor 42, a rotating shaft 43 and grinding wheels 44, the cross beam has a sliding slot 13, the sliding block 8 is slidably connected to the cross beam 3 and is located above the sliding slot 13, the supporting rod 41 is fixedly connected to the sliding block 8 and penetrates through the sliding slot 13, the rotating shaft 43 is movably connected to the supporting rod 41 and is located below the supporting rod 41, the polishing motor 42 is disposed on a side of the rotating shaft 43, the number of the grinding wheels 44 is two, and each grinding wheel 44 is respectively fixedly connected to the rotating shaft 43 and is located at two ends of the rotating shaft 43.
In this embodiment, the slider 8 is disposed above the cross beam 3, the slider 8 is fixedly connected to the support rod 41, the support rod 41 is assisted by the slider 8 to move left and right on the sliding groove 13 disposed above the cross beam 3, the support rod 41 moves along with the slider 8 fixedly connected thereto, the rotating shaft 43 is disposed below the support rod 41, the polishing motor 42 is disposed at a side of the rotating shaft 43, the polishing motor 42 is started, the rotating shaft 43 is driven by the polishing motor 42 to rotate, the two grinding wheels 44 are disposed at two ends of the rotating shaft 43 respectively, and accordingly the grinding wheels 44 start to rotate, and the grinding wheels 44 grind the brake pad fixed to the fixing component 6, which is very convenient and fast.
Further, fixed subassembly 6 includes frock board 61 and locating pin 62, the top of workstation 54 has hole groove 63, the quantity of frock board 61 is two, every frock board 61 respectively with workstation 54 fixed connection, and be located the both sides limit of hole groove 63, the quantity of locating pin 62 is two, every the equal fixedly connected with in top of frock board 61 locating pin 62.
In this embodiment, two tooling plates 61 set up in the both sides limit of hole groove 63, two tooling plates 61 can fix the brake block, every the equal fixedly connected with in tooling plate 61's top locating pin 62, locating pin 62 can with the brake block is fixed, carries out spacing card to the brake block and holds.
Further, the fixing assembly 6 further includes a fixing frame 64, and the fixing frame 64 is fixedly connected to the working table 54 and is located above the working table 54.
In this embodiment, the fixing frame 64 is disposed above the worktable 54, and when the grinding wheel 44 of the grinding assembly 4 grinds the brake pad above the tooling plate 61, waste materials generated by grinding can be framed by the frame, so as to facilitate cleaning.
Further, the grinding and positioning tool for processing the brake pad further comprises a collecting groove 9, wherein the collecting groove 9 is movably connected with the workbench 54 and is located below the hole groove 63.
In this embodiment, the collecting groove 9 is disposed below the hole groove 63, and when the polishing assembly 4 polishes the brake pad, the generated waste material passes through the hole groove 63 disposed above the worktable 54 and drops into the collecting groove 9 below the hole groove 63, so as to be convenient for collecting and processing the waste material.
Further, brake block processing is with grinding location frock still includes water pump 10 and water pipe 11, water pump 10 with pillar 2 fixed connection, and be located the side of pillar 2, the one end of water pipe 11 with water pump 10 fixed connection, the other end of water pipe 11 set up in the side of workstation 54.
In this embodiment, water pump 10 set up in the side of pillar 2, water pipe 11 is connected water pump 10, set up in workstation 54's side is polished the brake block when, certainly can produce a large amount of heats, easily causes the damage to the brake block, just starts water pump 10, through water pipe 11 cools down the processing to the brake block, very convenient and fast.
Further, the grinding and positioning tool for processing the brake pad further comprises two limiting blocks 12, wherein the number of the limiting blocks 12 is two, and each limiting block 12 is fixedly connected with the strut 2 and located on two side edges of the water pipe 11.
In this embodiment, two of the limiting blocks 12 are disposed on two side edges of the water pipe 11, and each of the limiting blocks 12 supports the water pipe 11 to fix the water pipe 11 on the side edge of the pillar 2.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. A grinding and positioning tool for processing a brake pad is characterized in that,
comprises a base, pillars, a beam, a polishing component, a lifting component and a fixing component, wherein the number of the pillars is two, each pillar is respectively and fixedly connected with the base and is positioned above the base, the beam is fixedly connected with each pillar and is positioned above each pillar, the polishing component is movably connected with the beam and is positioned below the beam, the lifting component is fixedly connected with the base and is positioned above the base, the fixing component is fixedly connected with the lifting component and is positioned above the lifting component, the lifting component comprises an installation support, a sleeve, a screw rod, a workbench, a gear, a central rotating shaft and a rotating rod, the installation support is fixedly connected with the base and is positioned above the base, the installation support is of a hollow structure, the sleeve is fixedly connected with the installation support, and be located erection support's inside, the one end of lead screw with sleeve swing joint, and be located telescopic inside, the other end of lead screw runs through erection support, and with workstation fixed connection, the gear with lead screw swing joint, and be located the side of lead screw, the one end of center pivot with the axle center fixed connection of gear, the other end of center pivot runs through erection support, and with dwang fixed connection, just the dwang is located erection support's side.
2. The grinding and positioning tool for processing the brake pad according to claim 1,
the lifting component further comprises a handle, and the handle is fixedly connected with the rotating rod and located on the side edge of the rotating rod.
3. The grinding and positioning tool for processing the brake pad according to claim 1,
the grinding assembly comprises a sliding block, a supporting rod, a grinding motor, a rotating shaft and grinding wheels, a sliding groove is formed in the beam, the sliding block is connected with the beam in a sliding mode and is located above the sliding groove, the supporting rod is fixedly connected with the sliding block and penetrates through the sliding groove, the rotating shaft is movably connected with the supporting rod and is located below the supporting rod, the grinding motors are arranged on the side edge of the rotating shaft, the number of the grinding wheels is two, and each grinding wheel is fixedly connected with the rotating shaft and located at two ends of the rotating shaft.
4. The grinding and positioning tool for processing the brake pad according to claim 1,
the fixed subassembly includes frock board and locating pin, the top of workstation has the hole groove, the quantity of frock board is two, every the frock board respectively with workstation fixed connection to be located the both sides limit in hole groove, the quantity of locating pin is two, every the equal fixedly connected with in top of frock board the locating pin.
5. The grinding and positioning tool for processing the brake pad according to claim 1,
the fixed assembly further comprises a fixed frame, and the fixed frame is fixedly connected with the workbench and is positioned above the workbench.
6. The grinding and positioning tool for processing the brake pad according to claim 3,
the grinding and positioning tool for processing the brake pad further comprises a collecting tank, wherein the collecting tank is movably connected with the workbench and is located below the hole groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110311528.0A CN113084665A (en) | 2021-03-24 | 2021-03-24 | Grinding and positioning tool for brake pad machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110311528.0A CN113084665A (en) | 2021-03-24 | 2021-03-24 | Grinding and positioning tool for brake pad machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113084665A true CN113084665A (en) | 2021-07-09 |
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ID=76669206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110311528.0A Pending CN113084665A (en) | 2021-03-24 | 2021-03-24 | Grinding and positioning tool for brake pad machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113084665A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113600750A (en) * | 2021-08-16 | 2021-11-05 | 宿迁东润机械制造有限公司 | Green sand casting method and device for automobile hydraulic cylinder |
| CN113878375A (en) * | 2021-09-02 | 2022-01-04 | 太仓缘颖金属制品有限公司 | Method and equipment for processing ultra-precision metal parts under environmental micro-vibration |
| CN114043016A (en) * | 2021-11-02 | 2022-02-15 | 江苏省艾格森数控设备制造有限公司 | Be used for triangular pinhole spark-erosion machining tool |
| CN114102352A (en) * | 2021-12-07 | 2022-03-01 | 江阴豪露镍钛材料制品有限公司 | Medical nickel titanium material's equipment of polishing |
| CN114434284A (en) * | 2022-02-17 | 2022-05-06 | 江苏南方永磁科技有限公司 | Neodymium iron boron magnet grinding equipment |
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| CN108418078A (en) * | 2018-05-11 | 2018-08-17 | 大同新成新材料股份有限公司 | A kind of carbon brush grinding equipment and its application method |
| CN208543286U (en) * | 2018-05-30 | 2019-02-26 | 盐城市力铖汽车配件有限公司 | A kind of multivariant brake block chamfering grinding device of water cooling |
| CN208619033U (en) * | 2018-06-29 | 2019-03-19 | 武汉市市政路桥有限公司 | A kind of constructing tunnel drilling equipment |
| CN211467221U (en) * | 2019-11-29 | 2020-09-11 | 湖北宇创通电子科技有限公司 | Adjustable injection molding machine |
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| CN107378023A (en) * | 2017-07-31 | 2017-11-24 | 合肥恩腾电子科技有限公司 | A kind of horizontal drilling machine for beating side opening |
| CN108418078A (en) * | 2018-05-11 | 2018-08-17 | 大同新成新材料股份有限公司 | A kind of carbon brush grinding equipment and its application method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113600750A (en) * | 2021-08-16 | 2021-11-05 | 宿迁东润机械制造有限公司 | Green sand casting method and device for automobile hydraulic cylinder |
| CN113878375A (en) * | 2021-09-02 | 2022-01-04 | 太仓缘颖金属制品有限公司 | Method and equipment for processing ultra-precision metal parts under environmental micro-vibration |
| CN114043016A (en) * | 2021-11-02 | 2022-02-15 | 江苏省艾格森数控设备制造有限公司 | Be used for triangular pinhole spark-erosion machining tool |
| CN114102352A (en) * | 2021-12-07 | 2022-03-01 | 江阴豪露镍钛材料制品有限公司 | Medical nickel titanium material's equipment of polishing |
| CN114434284A (en) * | 2022-02-17 | 2022-05-06 | 江苏南方永磁科技有限公司 | Neodymium iron boron magnet grinding equipment |
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Application publication date: 20210709 |