CN114147614A - Polymer injection molding surface finish device - Google Patents

Polymer injection molding surface finish device Download PDF

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Publication number
CN114147614A
CN114147614A CN202111492635.4A CN202111492635A CN114147614A CN 114147614 A CN114147614 A CN 114147614A CN 202111492635 A CN202111492635 A CN 202111492635A CN 114147614 A CN114147614 A CN 114147614A
Authority
CN
China
Prior art keywords
polishing
injection molding
motor
tooth
gear
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
Application number
CN202111492635.4A
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Chinese (zh)
Inventor
陈建建
刘海虎
张敏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangxi Lianxiong Industrial Co ltd
Original Assignee
Jiangxi Lianxiong Industrial Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Jiangxi Lianxiong Industrial Co ltd filed Critical Jiangxi Lianxiong Industrial Co ltd
Priority to CN202111492635.4A priority Critical patent/CN114147614A/en
Publication of CN114147614A publication Critical patent/CN114147614A/en
Pending legal-status Critical Current

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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
    • B24B29/00—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents
    • B24B29/02—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00—Cleaning by methods involving the use of tools
    • B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
    • B08B1/12—Brushes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00—Cleaning by methods involving the use of tools
    • B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
    • B08B1/32—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
    • 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
    • B24B41/04—Headstocks; Working-spindles; Features relating thereto
    • 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
    • B24B47/10—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
    • 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
    • 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

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

The invention discloses a surface polishing device for a high polymer injection molding part, and relates to the field of automobile injection molding part processing equipment. The polishing device comprises a workbench, a shell and a clamping unit, wherein an annular toothed ring is installed inside a tooth socket, a polishing structure is arranged at the top of the annular toothed ring, and the polishing device drives a polishing roller to rotate at a high speed through an engaging force generated by meshing transmission of a gear and the annular toothed ring, so that the polishing structure can perform circular motion on the whole, and meanwhile, the outer side surface of an injection molding piece is fully polished, so that time and labor are saved, the labor intensity of operation of workers is reduced, the efficiency is higher, the polishing is more thorough, in the polishing process, a cleaning cylinder is arranged to synchronously rotate, scraps attached to the surface of the injection molding piece are comprehensively cleaned, the polishing quality of the injection molding piece is greatly improved, the flatness of the injection molding piece is ensured, and the polishing device is better in practicability.

Description

Polymer injection molding surface finish device
Technical Field
The invention relates to the field of automobile injection molding part processing equipment, in particular to a surface polishing device for a high polymer injection molding part.
Background
Polishing refers to a process of reducing the roughness of a workpiece surface by mechanical, chemical, or electrochemical actions to obtain a bright, flat surface. The method is to carry out modification processing on the surface of a workpiece by using a polishing tool and abrasive particles or other polishing media.
According to examining and discovering, chinese patent with patent number CN202020659238.6 discloses a polymer injection molding surface polishing device, it can move in the horizontal direction through the polishing dish and polish other positions of injection molding, the area that the portion of polishing can polish at every turn has been promoted, reduce the number of times of injection molding installation and dismantlement, but this patent still has the problem, its polishing dish moves also in the horizontal direction and only can polish the upper surface of injection molding, can't polish its outside, just need frequently to change the surface of polishing, waste time and energy, the efficiency is lower, and after polishing, the produced piece of polishing is adhered to on the injection molding surface easily, thereby the roughness of polishing has been influenced, the accurate quality of injection molding finishing is reduced.
Disclosure of Invention
Based on the above, the invention aims to provide a polymer injection molding surface polishing device, which solves the problems that the polishing disk can only polish the upper surface of an injection molding when moving in the horizontal direction, the outer side surface of the injection molding cannot be polished, and chips generated by polishing are easy to adhere to the surface of the injection molding after polishing.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a polymer injection molding surface finish device, includes workstation, shell and centre gripping unit, the middle part on workstation top is provided with the centre gripping unit, and the outside on workstation top is provided with the shell, and the front surface of shell articulates there is the chamber door, the top of workstation and the crack department that is located between centre gripping unit and the shell begin to have the tooth's socket, the internally mounted of tooth's socket has annular ring gear, the top of annular ring gear is provided with the polishing structure, first motor is installed to one side of workstation, the top of first motor is provided with the gear.
By adopting the technical scheme, the first motor drives the gear to rotate at a constant speed, so that the gear and the annular gear ring generate meshing force generated by meshing transmission to drive the annular gear ring to rotate synchronously, meanwhile, the power supply of the second motor is switched on, and the polishing roller is driven to rotate at a high speed by utilizing the meshing transmission mode between the first conical teeth and the second conical teeth, so that the polishing structure integrally performs circular motion, the outer side surface of the injection molding piece is fully polished, so that the time and the labor are saved, the labor intensity of the operation of workers is reduced, the efficiency is higher, the polishing is more thorough, and in the polishing process, the cleaning cylinder arranged can also synchronously rotate, so that the scraps attached to the surface of the injection molding part are comprehensively cleaned, the polishing quality of the injection molding part is greatly improved, the flatness of the injection molding part is ensured, and the polishing machine is good in practicability.
Further, the centre gripping unit includes mounting groove, spacing groove, stopper, carriage release lever, clamp plate and reset spring, the mounting groove has been seted up at the middle part on workstation top, the spacing groove has been seted up to the inboard of mounting groove, the inside block of spacing groove slides the stopper, one side fixedly connected with carriage release lever of stopper, the outside cover of carriage release lever is equipped with reset spring, the other end fixedly connected with clamp plate of carriage release lever, two the clamp plate is the mirror image setting, and one side that the carriage release lever was kept away from to the clamp plate is provided with the rubber skid resistant course, the clamp plate slides with mounting groove looks block, and reset spring is located the clearance department between clamp plate and the mounting groove inboard.
Through adopting above-mentioned technical scheme, utilize reset spring's elastic force effect, make the clamp plate can clamp tightly fixedly with the injection molding firmly, ensured its stability at the polishing in-process, promoted the precision of injection molding burnishing and polishing, polishing effect is better.
Further, the polishing structure includes support frame, second motor, first toper tooth, second toper tooth, pivot, polishing roller and a clean section of thick bamboo, the top fixedly connected with support frame of annular ring gear, the second motor is installed at the support frame top, the bottom of second motor is provided with first toper tooth, the outside meshing of first toper tooth is connected with second toper tooth, the middle part of second toper tooth is fixed with the pivot, and the pivot passes through the bearing frame and rotates the setting with annular ring gear, one of them the outside fixed mounting of pivot has polishing roller, the opposite side the outside fixed mounting of pivot has a clean section of thick bamboo.
Through adopting above-mentioned technical scheme, the switch-on second motor makes first toper tooth take place at the uniform velocity rotatory, utilizes the meshing driven mode between its and the second toper tooth, drives the polishing roller and carries out high-speed rotation, carries out abundant grinding operation to injection molding outside surface, simultaneously, also can clean it, has ensured the polishing quality of injection molding.
Further, burnishing roller and a clean section of thick bamboo are horizontal installation, the outside of a clean section of thick bamboo is fixed to be cup jointed and is equipped with the cleaning brush of making for fibre brush or other destatic materials, and the one end that the cleaning brush kept away from a clean section of thick bamboo offsets with the surface of burnishing roller.
Through adopting above-mentioned technical scheme, help avoiding the piece to utilize static to adhere to on burnishing roll or injection molding for a long time, promote effectively and clean the effect, also can ensure the clean effect to the burnishing roll, the result of use is better.
Furthermore, first motor and external power source electric connection, and the output and the gear fixed connection of first motor, the gear passes through tooth meshing mode with the annular ring gear and is connected, and annular ring gear and tooth's socket looks adaptation.
By adopting the technical scheme, the first motor is started to drive the gear to rotate at a constant speed, and the gear is driven to rotate in the tooth grooves by using the occlusion force generated by the meshing between the first motor and the annular tooth ring, so that the normal operation of subsequent polishing and cleaning is guaranteed.
In summary, the invention mainly has the following beneficial effects:
1. according to the invention, the gear is driven by the first motor to rotate at a constant speed, so that the gear and the annular gear ring generate meshing force generated by meshing transmission to drive the annular gear ring to rotate synchronously, and meanwhile, the power supply of the second motor is switched on, and the polishing roller is driven to rotate at a high speed by using the meshing transmission mode between the first conical teeth and the second conical teeth, so that the polishing structure is integrally in circular motion, and meanwhile, the outer side surface of an injection molding piece is fully polished, so that time and labor are saved, the labor intensity of operation of workers is reduced, the efficiency is higher, and the polishing is more thorough.
2. In the polishing process, the cleaning cylinder is synchronously rotated so as to comprehensively clean the injection molding piece and the scraps attached to the surface of the polishing roller, and in addition, the closed space formed by the shell can prevent the scraps from flying everywhere to influence the external working environment and the physical and mental safety of workers, so that the polishing quality of the injection molding piece is greatly improved, the flatness of the injection molding piece is ensured, and the polishing machine is good in practicability.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic top view of the annular ring and polishing structure attachment of the present invention;
fig. 4 is an enlarged schematic structural view of the clamping unit in fig. 2 according to the present invention.
In the figure: 1. a work table; 2. a housing; 3. a clamping unit; 301. mounting grooves; 302. a limiting groove; 303. A limiting block; 304. a travel bar; 305. pressing a plate; 306. a return spring; 4. a tooth socket; 5. an annular gear ring; 6. a first motor; 7. a gear; 8. polishing the structure; 801. a support frame; 802. a second motor; 803. a first conical tooth; 804. a second tapered tooth; 805. a rotating shaft; 806. a polishing roll; 807. the cartridge is cleaned.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
The following describes an embodiment of the present invention based on its overall structure.
The utility model provides a polymer injection molding surface finish device, as shown in fig. 1-4, includes workstation 1, shell 2 and clamping unit 3, the middle part on workstation 1 top is provided with clamping unit 3, and the outside on workstation 1 top is provided with shell 2, and the front surface of shell 2 articulates there is the chamber door, the top of workstation 1 just is located the crack department between clamping unit 3 and the shell 2 and begins to have tooth's socket 4, the internally mounted of tooth's socket 4 has annular ring gear 5, the top of annular ring gear 5 is provided with polishing structure 8, first motor 6 is installed to one side of workstation 1, the top of first motor 6 is provided with gear 7.
Referring to fig. 2 and 4, the clamping unit 3 includes a mounting groove 301, a limiting groove 302, a limiting block 303, a moving rod 304, a pressing plate 305 and a return spring 306, the mounting groove 301 is formed in the middle of the top end of the workbench 1, the limiting groove 302 is formed in the inner side of the mounting groove 301, the limiting groove 302 is engaged with the limiting block 303 in a sliding manner, the moving rod 304 is fixedly connected to one side of the limiting block 303, the return spring 306 is sleeved on the outer side of the moving rod 304, the pressing plate 305 is fixedly connected to the other end of the moving rod 304, the two pressing plates 305 are arranged in a mirror image manner, a rubber anti-slip layer is arranged on one side of the pressing plate 305 away from the moving rod 304, the pressing plate 305 is engaged with the mounting groove 301 in a sliding manner, the return spring 306 is located in a gap between the pressing plate 305 and the inner side of the mounting groove 301, and the pressing plate 305 can firmly clamp and fix the injection molding part by the elastic force of the return spring 306, the stability of it in the polishing process has been ensured, has promoted the precision of injection molding burnishing and polishing, and polishing effect is better.
Referring to fig. 2-3, the polishing structure 8 includes a supporting frame 801, a second motor 802, a first tapered tooth 803, a second tapered tooth 804, a rotating shaft 805, a polishing roller 806, and a cleaning cylinder 807, the supporting frame 801 is fixedly connected to the top of the annular gear ring 5, the second motor 802 is installed at the top of the supporting frame 801, the first tapered tooth 803 is installed at the bottom end of the second motor 802, the second tapered tooth 804 is engaged and connected to the outer side of the first tapered tooth 803, the rotating shaft 805 is fixed to the middle of the second tapered tooth 804, and the rotating shaft 805 is rotatably installed with the annular gear ring 5 through a bearing seat, wherein the polishing roller 806 is fixedly installed on the outer side of one of the rotating shafts 805, the cleaning cylinder 807 is fixedly installed on the outer side of the other rotating shaft 805, the second motor 802 is connected to rotate the first tapered tooth 803 at a uniform speed, and the first tapered tooth 803 and the second tapered tooth 804 are engaged and driven, drive burnishing roller 806 and carry out high-speed rotation, carry out abundant grinding operation to injection molding outside surface, simultaneously, also can clean it, ensured the polishing quality of injection molding.
Referring to fig. 2, the polishing roller 806 and the cleaning cylinder 807 are horizontally installed, a cleaning brush made of fiber brushes or other static electricity removing materials is fixedly sleeved outside the cleaning cylinder 807, and one end of the cleaning brush, which is far away from the cleaning cylinder 807, is abutted against the outer surface of the polishing roller 806, so that debris is prevented from being attached to the polishing roller 806 or an injection molding part by static electricity for a long time, the cleaning effect is effectively improved, the cleaning effect on the polishing roller 806 can be ensured, and the using effect is better.
Referring to fig. 1-2, the first motor 6 is electrically connected to an external power source, an output end of the first motor 6 is fixedly connected to the gear 7, the gear 7 is connected to the annular gear ring 5 in a gear engagement manner, and the annular gear ring 5 is adapted to the tooth socket 4, the first motor 6 is started to drive the gear 7 to rotate at a constant speed, and the gear 7 is driven to rotate in the tooth socket 4 by an engagement force generated by the engagement between the gear 7 and the annular gear ring 5, so as to ensure the normal operation of subsequent polishing and cleaning.
The implementation principle of the embodiment is as follows: firstly, the limiting block 303 is clamped and slides in the limiting groove 302 to be matched, the reset spring 306 is extruded and deformed to drive the two pressing plates 305 to be away from each other, at the moment, the injection molding piece can be placed at the axis of the mounting groove 301, the two pressing plates 305 move towards the direction of approaching each other by utilizing the elastic force of the reset spring 306 to firmly clamp and fix the injection molding piece, then, the first motor 6 is started to drive the driving gear 7 to rotate at a constant speed, the annular gear ring 5 is driven to synchronously rotate according to the biting force generated by meshing transmission between the first motor 6 and the annular gear ring 5, the power supply of the second motor 802 is switched on at the same time, the polishing roller 806 is driven to rotate at a high speed by utilizing the meshing transmission mode between the first conical tooth 803 and the second conical tooth 804, so that the whole polishing structure 8 is circularly moved, and the outer side surface of the injection molding piece is fully polished, and in the polishing process, the cleaning cylinder 807 that sets up also can rotate in step, cleans the adnexed piece on injection molding and burnishing roll 806 surface comprehensively, has ensured the roughness in the injection molding polishing process, and in addition, the enclosure space that the shell formed also can prevent that the piece from flying upward everywhere, influences outside operational environment and staff's physical and mental safety.
Although embodiments of the present invention have been shown and described, it is intended that the present invention should not be limited thereto, that the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples, and that modifications, substitutions, variations or the like, which are not inventive and may be made by those skilled in the art without departing from the principle and spirit of the present invention and without departing from the scope of the claims.

Claims (6)

1. The utility model provides a polymer injection molding surface finish device, includes workstation (1), shell (2) and clamping unit (3), its characterized in that: the middle part on workstation (1) top is provided with centre gripping unit (3), and the outside on workstation (1) top is provided with shell (2), and the front surface of shell (2) articulates there is the chamber door, the top of workstation (1) just is located the crack department between centre gripping unit (3) and shell (2) and begins to have tooth's socket (4), the internally mounted of tooth's socket (4) has annular ring gear (5), the top of annular ring gear (5) is provided with polishing structure (8), first motor (6) are installed to one side of workstation (1), the top of first motor (6) is provided with gear (7).
2. The device for polishing the surface of the high polymer injection molded part according to claim 1, wherein: the clamping unit (3) comprises a mounting groove (301), a limiting groove (302), a limiting block (303), a moving rod (304), a pressing plate (305) and a reset spring (306), the mounting groove (301) is formed in the middle of the top end of the workbench (1), the limiting groove (302) is formed in the inner side of the mounting groove (301), the limiting block (303) slides in the inner clamping of the limiting groove (302), the moving rod (304) is fixedly connected to one side of the limiting block (303), the reset spring (306) is sleeved on the outer side of the moving rod (304), and the pressing plate (305) is fixedly connected to the other end of the moving rod (304).
3. The device for polishing the surface of the high polymer injection molded part according to claim 2, wherein: two clamp plate (305) are the mirror image setting, and one side that shift arm (304) were kept away from in clamp plate (305) is provided with the rubber skid resistant course, clamp plate (305) and mounting groove (301) looks block slide, and reset spring (306) are located the clearance department between clamp plate (305) and mounting groove (301) inboard.
4. The device for polishing the surface of the high polymer injection molded part according to claim 1, wherein: the polishing structure (8) comprises a support frame (801), a second motor (802), a first conical tooth (803), a second conical tooth (804), a rotating shaft (805), a polishing roller (806) and a cleaning cylinder (807), the top of the annular gear ring (5) is fixedly connected with a support frame (801), the top of the support frame (801) is provided with a second motor (802), the second motor (802) is electrically connected with an external power supply, the output end of the second motor (802) is fixedly connected with a first conical tooth (803), a second conical tooth (804) is engaged and connected with the outer side of the first conical tooth (803), a rotating shaft (805) is fixed at the middle part of the second conical tooth (804), and the rotating shaft (805) is rotationally arranged with the annular gear ring (5) through a bearing seat, a polishing roller (806) is fixedly arranged on the outer side of one of the rotating shafts (805), and a cleaning cylinder (807) is fixedly arranged on the outer side of the other rotating shaft (805).
5. The device for polishing the surface of the high polymer injection molded part according to claim 4, wherein: the polishing roller (806) and the cleaning barrel (807) are horizontally arranged, a cleaning brush made of a fiber brush or other static electricity removing materials is fixedly sleeved on the outer side of the cleaning barrel (807), and one end, far away from the cleaning barrel (807), of the cleaning brush abuts against the outer surface of the polishing roller (806).
6. The device for polishing the surface of the high polymer injection molded part according to claim 1, wherein: first motor (6) and external power source electric connection, and the output and gear (7) fixed connection of first motor (6), gear (7) are connected through tooth meshing mode with annular ring gear (5), and annular ring gear (5) and tooth's socket (4) looks adaptation.
CN202111492635.4A 2021-12-08 2021-12-08 Polymer injection molding surface finish device Pending CN114147614A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111492635.4A CN114147614A (en) 2021-12-08 2021-12-08 Polymer injection molding surface finish device

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Application Number Priority Date Filing Date Title
CN202111492635.4A CN114147614A (en) 2021-12-08 2021-12-08 Polymer injection molding surface finish device

Publications (1)

Publication Number Publication Date
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Cited By (1)

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Publication number Priority date Publication date Assignee Title
CN115634890A (en) * 2022-10-31 2023-01-24 广东嘉元科技股份有限公司 Automatic cleaning equipment for electrolytic copper foil polishing roller

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CN209850641U (en) * 2019-02-13 2019-12-27 天津泰瑞机械装备科技股份有限公司 Polishing machine for machining miniature bearing
CN111055198A (en) * 2019-10-24 2020-04-24 巢湖市荣达塑业有限公司 Plastic injection molding opening treatment device
CN211988947U (en) * 2020-03-16 2020-11-24 上海银浆科技有限公司 Planetary ball mill
CN212601021U (en) * 2020-04-25 2021-02-26 芜湖荣基实业有限公司 Polymer injection molding surface finish device
CN213615801U (en) * 2020-08-26 2021-07-06 惠州市和谐家园宠物用品有限公司 Grinding machine with fixed knot constructs is used in injection molding production
CN111958461A (en) * 2020-08-28 2020-11-20 温州市敏紫机械科技有限公司 Bent pipe polishing equipment
CN113601287A (en) * 2021-08-24 2021-11-05 张永华 Precision bearing inner race equipment of polishing

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115634890A (en) * 2022-10-31 2023-01-24 广东嘉元科技股份有限公司 Automatic cleaning equipment for electrolytic copper foil polishing roller
CN115634890B (en) * 2022-10-31 2023-05-23 广东嘉元科技股份有限公司 Automatic cleaning equipment for electrolytic copper foil polishing roller

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Application publication date: 20220308