CN103158051A - Full-automation grinding machine - Google Patents

Full-automation grinding machine Download PDF

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Publication number
CN103158051A
CN103158051A CN2011104044823A CN201110404482A CN103158051A CN 103158051 A CN103158051 A CN 103158051A CN 2011104044823 A CN2011104044823 A CN 2011104044823A CN 201110404482 A CN201110404482 A CN 201110404482A CN 103158051 A CN103158051 A CN 103158051A
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China
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full
emery wheel
hold
grinding
grinding machine
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Granted
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CN2011104044823A
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Chinese (zh)
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CN103158051B (en
Inventor
郑建军
刘勇
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EVA Precision Industrial Holdings Ltd
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EVA Precision Industrial Holdings Ltd
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Priority to CN201110404482.3A priority Critical patent/CN103158051B/en
Publication of CN103158051A publication Critical patent/CN103158051A/en
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Publication of CN103158051B publication Critical patent/CN103158051B/en
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Abstract

The invention discloses a full-automation grinding machine which comprises a base plate, a working table, a grinding device, a locating device and a pressing device. A rotary table is arranged on the working table. A driving device which is used for driving the rotary table to rotate is arranged below the working table. The grinding device comprises a grinding wheel, a transmission device and a displacement adjusting device, wherein the transmission device is used for providing a driving force for the grinding wheel, and the displacement adjusting device is used for adjusting the position of the grinding wheel. The full-automation grinding machine further comprises an electric control device which is used for controlling the working table to rotate and adjusting feed amount of the grinding wheel. The electric control device controls the driving device to transfer the driving force to the rotary table. After grinding of one side, close to the grinding machine, of a workpiece is finished, the grinding position can be adjusted through rotation of the rotary table. Manual replacement and adjustment are not needed, and the purpose of full-automatic grinding of the workpiece is achieved. Due to the fact that full-automatic grinding of the workpiece is adopted, working efficiency is improved, working errors are reduced, product quality is improved, and production cost is lowered. Due to the fact that short-distance operation is avoided, fitness of operators is ensured.

Description

A kind of full-automatic grinding machine
Technical field
The present invention relates to a kind of machining equipment, be specifically related to a kind of full-automatic grinding machine.
Background technology
Along with the development of new high-tech industry, and the diversification of science and technology, industrial production also improves gradually to the requirement of plant equipment and control system, and simultaneously along with growth in the living standard, people are to the quality of product and outward appearance also pay attention to day by day.
at present, speak more product greatly at the machine-shaping initial stage, during due to processing spot welding, there is solder joint in surface of the work, or the problems such as cut that exist during due to machining, cause the surface of product more coarse, fineness is relatively poor, affect routine use, for guaranteeing the surface smoothness of product, meet the need of market, need after general product machine-shaping product is carried out grinding, polishing, Improving The Quality of Products, traditional grinding process mainly adopts manually-operated, the amount of labour is larger, operating efficiency is lower, and can there be error during manually-operated, can't guarantee the dimensional requirement of workpiece, defect rate is higher, cause the increase of production cost, simultaneously, when manually closely operating, the scrap that produces can be operated personnel and suck lung, affect the healthy of staff.
Summary of the invention
Adopt and manually workpiece is polished for solving traditional handicraft, the amount of labour is large, and operating efficiency is low, and error is larger, and production cost is higher, and has the problem such as healthy hidden danger; The invention discloses a kind of full-automatic grinding machine, increase work efficiency to reach, guarantee product quality, reduce production costs, the purpose that the assurance personnel are healthy.
Technical scheme of the present invention is as follows:
A kind of full-automatic grinding machine comprises base plate, workbench, is used for the sanding apparatus of grinding work piece and is used for the hold down gag that Work-sheet pressing is fixing;
Be provided with turntable on described workbench, be provided with the drive unit that is fixedly connected with and drives described turntable running with described turntable below described workbench;
Described sanding apparatus is at least one, the displacement adjustment device that it comprises emery wheel, the transmission device of power is provided and be used for adjusts the emery wheel position for described emery wheel;
Described sander also comprises the electric control gear that is electrically connected to the running of control turntable with displacement adjustment device with described drive unit, transmission device respectively and adjusts described emery wheel feed amount.
Preferably, described sanding apparatus is to be symmetricly set in 2 of described workbench both sides.
Preferably, described hold down gag comprises the first hold-down mechanism and the second hold-down mechanism, and the front and back end of described workbench can arrange simultaneously the first hold-down mechanism or the second hold-down mechanism or the first hold-down mechanism and the second hold-down mechanism are symmetricly set in the front and back end.
Preferably, described the first hold-down mechanism comprises support, is fixedly installed on horizontal propulsion cylinder and vertical lift cylinder on described support, and described horizontal propulsion cylinder front end is provided with compressor arm.
Preferably, described the second hold-down mechanism comprises respectively and the fixing rotation cylinder of described base plate hinged and the support bar that is positioned at described rotation cylinder front end, is fixedly installed locking member on described rotation cylinder and described support bar.
Preferably, also be fixedly installed the photoelectric sensor that is useful on induction described emery wheel position on described base plate, described photoelectric sensor is arranged between described emery wheel leading edge and described workbench, and is in sustained height with the center of described emery wheel.
Preferably, described displacement adjustment device comprises longitudinal feed mechanism, transverse feed mechanism and emery wheel elevating mechanism.
Preferably, described transverse feed mechanism comprises motor, drive link and the driving-belt of interlock successively, and described motor is one, links with described driving-belt respectively in the two ends of described drive link.
Preferably, described drive unit is that driven by servomotor or cylinder drive actuated by cams.
Preferably, a side at described sanding apparatus place also is provided with the emery wheel repairing mechanism that emery wheel is carried out pre-grinding.
Full-automatic grinding machine disclosed by the invention comprises base plate, workbench, sanding apparatus and hold down gag; Be provided with turntable on described workbench, be provided with the drive unit that drives described turntable running below described workbench; The displacement adjustment device that sanding apparatus comprises emery wheel, the transmission device of power is provided and be used for adjusts the emery wheel position for described emery wheel; Also comprise the rotation of controlling workbench and the electric control gear of adjusting described emery wheel feed amount.By the electric control gear accessory drive, rotatory force is passed to turntable, can adjust grinding position by the rotation of turntable after a workpiece side grinding close to sander completed, need not manually to change to adjust, realize the purpose of full-automatic grinding workpiece, the present invention adopts full-automatic processing work, has improved operating efficiency, reduces operating error, Improving The Quality of Products, reduce production costs, simultaneously personnel need not closely operation, have guaranteed that operating personnel's is healthy.
Description of drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or description of the Prior Art, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of a kind of full-automatic grinding machine disclosed by the invention;
Fig. 2 is the structural representation of the first hold-down mechanism in a kind of full-automatic grinding machine disclosed by the invention;
Fig. 3 is the structural representation of the second hold-down mechanism in a kind of full-automatic grinding machine disclosed by the invention;
Fig. 4 is the structural representation of transverse feed mechanism in a kind of full-automatic grinding machine disclosed by the invention.
The title of the numeral in figure or the corresponding component of alphabetical representative:
101, base plate 102, workbench 103, sanding apparatus 104, turntable; 105, emery wheel 106, longitudinal feed mechanism 107, transverse feed mechanism 108, emery wheel elevating mechanism 109, line slide rail 110, dust-proof belt 111, grinding wheel drive mitor 112, alignment pin 113, photoelectric sensor 114, emery wheel repairing mechanism 115, the first hold-down mechanism 116, the second hold-down mechanism;
201, support 202, horizontal propulsion cylinder 203, vertical lift cylinder 204, compressor arm;
301, rotation cylinder 302, support bar 303, adjusting lever 304, fixed bar 305, locking member;
401, traverse feed motor 402, drive link 403, driving-belt 404, length feed motor 405, Timing Belt.
The specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Based on the embodiment in the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
The invention discloses a kind of full-automatic grinding machine, increase work efficiency to reach, guarantee product quality, reduce production costs, the purpose that the assurance personnel are healthy.
As shown in Fig. 1-4, a kind of full-automatic grinding machine comprises base plate 101, is arranged at workbench 102 on base plate 101, is used for the sanding apparatus 103 of grinding work piece and is used for workpiece location, the positioner and the hold down gag that compress;
Be provided with turntable 104 on workbench 102, workbench 102 belows are provided with and are fixedly connected with turntable 104 and the drive unit (not shown) of driven rotary platform 104 runnings; Drive unit can be servomotor and drives screw rod transmission or adopt cylinder to drive cam drive, after workpiece and sanding apparatus machine near a side, rotate by drive unit driven rotary platform and switch grinding position, the turntable rotational angle can be regulated according to the structure of workpiece by drive unit.
Also be provided with the bolster (not shown) between turntable 104 and workbench 102, avoid the contact-impact of turntable in rotation process and between workbench to damage.
Sanding apparatus is to be symmetricly set in two of workbench 102 two ends, and it comprises emery wheel 105, provides the transmission device of power and the displacement adjustment device that is used for adjusting emery wheel 105 positions for emery wheel 105; Sander also comprises the electric control gear that is electrically connected to the running of control turntable 104 with displacement adjustment device with drive unit, transmission device respectively and adjusts emery wheel 105 amount of feeding.Fast feed when regulating the emery wheel idle stroke by electric control gear, each time the amount of feeding during grinding jog.
The quantity of sanding apparatus also can be one or more, specifically depends on the circumstances, and is not restricted at this.
By the electric control gear accessory drive, rotatory force is passed to turntable, can adjust grinding position by the rotation of turntable after a workpiece side grinding close to sander completed, need not manually to change to adjust, realize the purpose of full-automatic grinding workpiece.
Positioner is to be arranged at the alignment pin 112 that on turntable 104, workpiece is carried out radial location, is provided with the locating hole corresponding with alignment pin 112 on workpiece, by alignment pin 112 radial location workpiece, prevents moving horizontally of workpiece.The quantity of alignment pin is at least 2.Positioner also can be the baffle plate that is arranged on turntable or backing pin etc., does not specifically limit.
Hold down gag comprises that the first hold-down mechanism 115 and the second hold-down mechanism 116, the first hold-down mechanisms 115 and the second hold-down mechanism 116 are symmetricly set in the rear and front end of workbench 102.The front and back end of workbench 102 can arrange the first hold-down mechanism 115 or the second hold-down mechanism 116 simultaneously, and the quantity of the first hold-down mechanism 115 or the second hold-down mechanism 116 can be 1,2,3 or a plurality of, and concrete quantity does not limit.
The first hold-down mechanism 115 comprises support 201, is fixedly installed on horizontal propulsion cylinder 202 and vertical lift cylinder 203 on support 201, and horizontal propulsion cylinder 202 front ends are provided with compressor arm 204.Workpiece moves certain distance on adjusting vertical lifting cylinder 203 after being fixed on turntable 104 by alignment pin 112, and rear horizontal propulsion cylinder 202 drives compressor arm 204 and moves forward to above workpiece, and then vertical lift cylinder 203 moves down Work-sheet pressing.
The second hold-down mechanism 116 comprises with the hinged fixing rotation cylinder 301 of base plate 101 and is positioned at the support bar 302 of rotation cylinder 301 front ends, also be fixedly installed fixed bar 304 on base plate 101, support bar 302 is hinged fixing with fixed bar 304, support bar 302 be arranged in parallel with rotation cylinder 301, be fixedly installed adjusting lever 303 on rotation cylinder 301 and support bar 302, the front end of adjusting lever 303 arranges locking member 305, when rotation cylinder 301 was flexible, adjusting lever 303 swung workpiece pressing thereupon and breaks away from workpiece with locking member 305 and support bar 302.The second hold-down mechanism 116 adopts a cylinder to operate, the relative usage cost is lower, because the staff needs at the workbench one side-draw part of knocking off, therefore for convenience of operating personnel's work, generally workbench one side is arranged the first hold-down mechanism 115, opposite side arranges the second hold-down mechanism 116.
Also be fixedly installed the photoelectric sensor 113 that is useful on induction emery wheel 105 positions on base plate 101, photoelectric sensor 113 is between emery wheel leading edge and workbench, and the center of photoelectric sensor 113 and emery wheel 105 is in sustained height.Position between photoelectric sensor 113 and workpiece is certain, is convenient to set the feed distance of emery wheel.When the front end of emery wheel moves to photoelectric sensor 113 light places, photoelectric sensor passes to electric control gear with signal, and electric control gear is controlled emery wheel 105 beginning jogs.
Displacement adjustment device comprises longitudinal feed mechanism 106, transverse feed mechanism 107 and emery wheel elevating mechanism 108.Transverse feed mechanism 107 comprises traverse feed motor 401, the drive link 402 and driving-belt 403 of interlock successively, the traverse feed motor is one, traverse feed motor 401 is arranged between two emery wheels, by transmissions such as Timing Belt 405 or gears, rotatory force is passed to drive link 402, link with driving-belt 403 respectively in the two ends of drive link 402, also be provided with line slide rail 109 on base plate 101, longitudinal feed mechanism 106 all drives along line slide rail 109 translations by driving-belt 403 with emery wheel 105, regulates the lateral separation of emery wheel 105.Adopt driving-belt transmission campaign steady, safety coefficient is higher.In addition, except adopting the driving-belt transmission, also can adopt the mode such as screw rod transmission etc., specifically not limit.
The main Timing Belt 405 that adopts of longitudinal feed mechanism 106 drives screw rod transmission, the drive emery wheel vertically moves, emery wheel one side also is provided with emery wheel elevating mechanism 108, adjust the height of emery wheel by emery wheel elevating mechanism 108, the workpiece of grinding differing heights position, emery wheel elevating mechanism can adopt driven by motor screw mandrel rotation adjusting adjustable height or cylinder and cam drive to carry out lifting.
In addition, one side at sanding apparatus place also is provided with the emery wheel repairing mechanism 114 that emery wheel is carried out pre-grinding, before the wheel grinding workpiece, may there be irregular problem in the surface of emery wheel, for guaranteeing grinding accuracy and quality, generally first emery wheel is moved to emery wheel repairing mechanism 114 places, emery wheel is revised, guarantee carrying out smoothly of following process.
In addition, the outside of line slideway also is covered with dust-proof belt 110, the two ends of sanding apparatus are connected with dust-proof belt 110, dust-proof belt 110 is compressible, when sanding apparatus moves left and right, dust-proof belt one side pressure contracting opposite side stretches, and prevents that the scrap that wheel grinding falls from flying in line slide rail, affects the operation of sanding apparatus.
Operation principle of the present invention is as follows:
at first workpiece is fixed on turntable 104 by alignment pin 112, the first hold-down mechanism 115 controlled by electric control gear and the second hold-down mechanism 116 compresses the two ends of workpiece respectively, workpiece is axially fixed on turntable 104, start traverse feed motor 401, by Timing Belt 405, rotatory force is passed to drive link 402, drive link 402 drives driving-belt 403 operations, sanding apparatus 103 moves along line slide rail 109, rear length feed motor 404 drives the emery wheel reach by Timing Belt 405 and screw mandrel, when photoelectric sensor 113 is sensed emery wheel, grinding wheel drive mitor 111 starts, electric control gear is controlled the grinding of emery wheel jog, move left and right grinding work piece by transverse feed mechanism 107 during grinding, can regulate the emery wheel height by emery wheel elevating mechanism 108 simultaneously, after the workpiece both sides machine, drive unit driven rotary platform 104 rotates, grinding is carried out in other both sides to workpiece, after grinding is completed, by controlling the counter-rotating of length feed motor and traverse feed motor, complete the machine of moving back, rear the first hold-down mechanism and the second hold-down mechanism and workpiece break away from, the artificial workpiece that takes out, complete processing.
Full-automatic grinding machine disclosed by the invention comprises base plate, workbench, sanding apparatus, positioner and hold down gag; Be provided with turntable on described workbench, be provided with the drive unit that drives described turntable running below described workbench; The displacement adjustment device that sanding apparatus comprises emery wheel, the transmission device of power is provided and be used for adjusts the emery wheel position for described emery wheel; Also comprise the rotation of controlling workbench and the electric control gear of adjusting described emery wheel feed amount.By the electric control gear accessory drive, rotatory force is passed to turntable, can adjust grinding position by the rotation of turntable after a workpiece side grinding close to sander completed, need not manually to change to adjust, realize the purpose of full-automatic grinding workpiece, the present invention adopts full-automatic processing work, has improved operating efficiency, reduces operating error, Improving The Quality of Products, reduce production costs, simultaneously personnel need not closely operation, have guaranteed that operating personnel's is healthy.
Be more than the description to the embodiment of the present invention, by the above-mentioned explanation to the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can be in the situation that do not break away from the spirit or scope of the present invention, realization in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.

Claims (10)

1. a full-automatic grinding machine, is characterized in that, comprises base plate, workbench, is used for the sanding apparatus of grinding work piece and is used for the hold down gag that Work-sheet pressing is fixing;
Be provided with turntable on described workbench, be provided with the drive unit that is fixedly connected with and drives described turntable running with described turntable below described workbench;
Described sanding apparatus is at least one, the displacement adjustment device that it comprises emery wheel, the transmission device of power is provided and be used for adjusts the emery wheel position for described emery wheel;
Described sander also comprises the electric control gear that is electrically connected to the running of control turntable with displacement adjustment device with described drive unit, transmission device respectively and adjusts described emery wheel feed amount.
2. full-automatic grinding machine according to claim 1, is characterized in that, described sanding apparatus is to be symmetricly set in 2 of described workbench both sides.
3. full-automatic grinding machine according to claim 2, it is characterized in that, described hold down gag comprises the first hold-down mechanism and the second hold-down mechanism, and the front and back end of described workbench can arrange simultaneously the first hold-down mechanism or the second hold-down mechanism or the first hold-down mechanism and the second hold-down mechanism are symmetricly set in the front and back end.
4. full-automatic grinding machine according to claim 3, is characterized in that, described the first hold-down mechanism comprises support, is fixedly installed on horizontal propulsion cylinder and vertical lift cylinder on described support, and described horizontal propulsion cylinder front end is provided with compressor arm.
5. full-automatic grinding machine according to claim 3, it is characterized in that, described the second hold-down mechanism comprises respectively and the fixing rotation cylinder of described base plate hinged and the support bar that is positioned at described rotation cylinder front end, is fixedly installed locking member on described rotation cylinder and described support bar.
6. according to claim 1-5 described full-automatic grinding machines of any one, it is characterized in that, also be fixedly installed the photoelectric sensor that is useful on the described emery wheel of induction position on described base plate, described photoelectric sensor is arranged between described emery wheel leading edge and described workbench, and is in sustained height with the center of described emery wheel.
7. full-automatic grinding machine according to claim 6, is characterized in that, described displacement adjustment device comprises longitudinal feed mechanism, transverse feed mechanism and emery wheel elevating mechanism.
8. full-automatic grinding machine according to claim 7, is characterized in that, described transverse feed mechanism comprises motor, drive link and the driving-belt of interlock successively, and described motor is one, links with described driving-belt respectively in the two ends of described drive link.
9. full-automatic grinding machine according to claim 8, is characterized in that, described drive unit is that driven by servomotor or cylinder drive actuated by cams.
10. full-automatic grinding machine according to claim 9, is characterized in that, a side at described sanding apparatus place also is provided with the emery wheel repairing mechanism that emery wheel is carried out pre-grinding.
CN201110404482.3A 2011-12-08 2011-12-08 A kind of full-automatic grinding machine Expired - Fee Related CN103158051B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103742624A (en) * 2014-02-12 2014-04-23 太仓斯普宁精密机械有限公司 Cam convenient to remove sweeps
CN105643465A (en) * 2016-01-30 2016-06-08 天津市巨星祥海机械有限公司 Novel adjustable grinding machine
CN106625901A (en) * 2016-12-11 2017-05-10 天津潜宇塑胶制品有限公司 Punching equipment for wood attached to upper door of piano
CN106863058A (en) * 2017-04-13 2017-06-20 响水县融升空调设备有限公司 For the controllable grinding tool of tractor engine
CN107283273A (en) * 2016-04-06 2017-10-24 上海日进机床有限公司 Crystal bar process equipment and mainshaft mechanism and crystal bar processing method for the equipment
CN107738144A (en) * 2017-10-17 2018-02-27 沈阳新阳光机电科技有限公司 Mill repaiies device
CN108044483A (en) * 2017-12-29 2018-05-18 广州珠江恺撒堡钢琴有限公司 Anyhow the automatic polishing machine and its polishing method of side workpiece
CN108747759A (en) * 2018-06-14 2018-11-06 重庆工业职业技术学院 A kind of auto parts machinery grinding device
CN108857679A (en) * 2018-06-14 2018-11-23 重庆工业职业技术学院 A kind of dustless grinding device of automobile parts
CN109079626A (en) * 2018-09-26 2018-12-25 苏州捷斯芬化妆用品有限公司 A kind of powder puff grinding attachment
CN109342316A (en) * 2018-11-27 2019-02-15 北京林业大学 A kind of abrasive band service life detection device and method
CN109333284A (en) * 2018-10-23 2019-02-15 福建冠维汽车零部件有限公司 Differential spider axle journal self-acting grinding machine
CN109746802A (en) * 2019-03-14 2019-05-14 乐昌市钜宝科技制造有限公司 A kind of sander
CN110509161A (en) * 2019-09-09 2019-11-29 安徽新境界自动化技术有限公司 A kind of two degrees of freedom pretreatment polishing workbench
CN111673812A (en) * 2020-06-18 2020-09-18 李奉喜 Manufacturing and processing technology of antibacterial plastic lunch box

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US20110237164A1 (en) * 2010-01-15 2011-09-29 Masaya Seki Polishing apparatus, polishing method and pressing member for pressing a polishing tool
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JPH06198555A (en) * 1992-12-30 1994-07-19 Shibayama Kikai:Kk Polishing device for tooth of fork material
CN2796940Y (en) * 2005-05-30 2006-07-19 淄博矿山建材设备总厂 Double sided grinding machine having internal cooling system
CN201073743Y (en) * 2007-09-18 2008-06-18 武汉瑞林峰机器有限公司 Multi-bistrique glass edge grinding machine
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Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103742624A (en) * 2014-02-12 2014-04-23 太仓斯普宁精密机械有限公司 Cam convenient to remove sweeps
CN105643465A (en) * 2016-01-30 2016-06-08 天津市巨星祥海机械有限公司 Novel adjustable grinding machine
CN107283273A (en) * 2016-04-06 2017-10-24 上海日进机床有限公司 Crystal bar process equipment and mainshaft mechanism and crystal bar processing method for the equipment
CN107283273B (en) * 2016-04-06 2023-08-01 天通日进精密技术有限公司 Crystal bar processing equipment, spindle mechanism used for equipment and crystal bar processing method
CN106625901A (en) * 2016-12-11 2017-05-10 天津潜宇塑胶制品有限公司 Punching equipment for wood attached to upper door of piano
CN106863058A (en) * 2017-04-13 2017-06-20 响水县融升空调设备有限公司 For the controllable grinding tool of tractor engine
CN107738144A (en) * 2017-10-17 2018-02-27 沈阳新阳光机电科技有限公司 Mill repaiies device
CN108044483A (en) * 2017-12-29 2018-05-18 广州珠江恺撒堡钢琴有限公司 Anyhow the automatic polishing machine and its polishing method of side workpiece
CN108857679A (en) * 2018-06-14 2018-11-23 重庆工业职业技术学院 A kind of dustless grinding device of automobile parts
CN108747759A (en) * 2018-06-14 2018-11-06 重庆工业职业技术学院 A kind of auto parts machinery grinding device
CN109079626A (en) * 2018-09-26 2018-12-25 苏州捷斯芬化妆用品有限公司 A kind of powder puff grinding attachment
CN109333284A (en) * 2018-10-23 2019-02-15 福建冠维汽车零部件有限公司 Differential spider axle journal self-acting grinding machine
CN109333284B (en) * 2018-10-23 2024-04-05 福建冠维汽车零部件有限公司 Automatic grinding machine for differential cross axle journal
CN109342316A (en) * 2018-11-27 2019-02-15 北京林业大学 A kind of abrasive band service life detection device and method
CN109746802A (en) * 2019-03-14 2019-05-14 乐昌市钜宝科技制造有限公司 A kind of sander
CN110509161A (en) * 2019-09-09 2019-11-29 安徽新境界自动化技术有限公司 A kind of two degrees of freedom pretreatment polishing workbench
CN111673812A (en) * 2020-06-18 2020-09-18 李奉喜 Manufacturing and processing technology of antibacterial plastic lunch box
CN111673812B (en) * 2020-06-18 2021-09-10 鑫派科包装东莞有限公司 Manufacturing and processing technology of antibacterial plastic lunch box

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