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CN106041658A - Novel grinding device capable of being operated by hand - Google Patents

Novel grinding device capable of being operated by hand Download PDF

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Publication number
CN106041658A
CN106041658A CN201610556814.2A CN201610556814A CN106041658A CN 106041658 A CN106041658 A CN 106041658A CN 201610556814 A CN201610556814 A CN 201610556814A CN 106041658 A CN106041658 A CN 106041658A
Authority
CN
China
Prior art keywords
tilt adjustment
grinding
chutes
workpiece
motor
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
CN201610556814.2A
Other languages
Chinese (zh)
Inventor
郑世浦
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CN201610556814.2A priority Critical patent/CN106041658A/en
Publication of CN106041658A publication Critical patent/CN106041658A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B7/00Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
    • B24B7/07Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor involving a stationary work-table
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • B24B41/02Frames; Beds; Carriages
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • B24B41/06Work supports, e.g. adjustable steadies
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B47/00Drives or gearings; Equipment therefor
    • B24B47/22Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B55/00Safety 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B7/00Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
    • B24B7/10Single-purpose machines or devices
    • B24B7/16Single-purpose machines or devices for grinding end-faces, e.g. of gauges, rollers, nuts, piston rings

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Grinding Of Cylindrical And Plane Surfaces (AREA)

Abstract

A novel grinding device capable of being operated by hand comprises a base (9) and a workpiece fixing table (92) borne above the base (9) through stand columns (91). A workpiece keeping device (93) is arranged on the lower side face of the workpiece fixing table (92) and is used for keeping a workpiece (94) on the lower side face of the workpiece keeping device (93). Four inclination angle regulation devices (8) located below the workpiece fixing table (92) are fixedly arranged on the upper side face of the base (9). The four inclination angle regulation devices (8) are evenly distributed in the circumferential direction so that two opposite inclination angle regulation devices (8) can be located in the transverse axis direction and the other two opposite inclination angle regulation devices (8) can be located in the longitudinal axis direction.

Description

A kind of can the novel grinding attachment of manual manipulation
Technical field
The present invention relates to product equipment for grinding field, a kind of can the novel grinding attachment of manual manipulation.
Background technology
When plane or the cross grinding of product, it is sometimes desirable to manual operation grinding machine head, thus the grinding plane to workpiece Plane inclination carry out centering.The grinding plane regulating of more existing grinding attachments is difficult in adapt to the multidirectional inclination of twin shaft Degree centering, and be difficult to manually manipulate accurately and easily.
Summary of the invention
It is an object of the invention to provide a kind of can the novel grinding attachment of manual manipulation, it can overcome of the prior art Defect.
According to the present invention a kind of can the novel grinding attachment of manual manipulation, be bearing in including pedestal and by column The Work piece fixing platform of the top of described pedestal, is provided with Workpiece holding device in order to by work at the downside of described Work piece fixing platform Part is maintained on the downside of described Workpiece holding device, the upper side of described pedestal is fixedly installed and fixes at described workpiece Four inclination-angle regulating devices below platform, described four inclination-angle regulating devices are uniformly distributed so that the most relative in the circumferential Two be positioned in X direction additionally relative to two be positioned on y direction, in described four inclination-angle regulating devices each Including: the screwed hole screw thread in the thread bush barrier part being fixedly mounted on described pedestal and the upper end wall of described thread bush barrier part The lifting screw that coordinates, be positioned on described thread bush barrier part and fix with described lifting screw the geared sleeve barrier part that is connected with And the hinged sleeve part being connected with the upper end of described lifting screw by thrust bearing, described hinged sleeve part is by spherical hinge Spindle and to support relevant position at edge of table hinged with grinding machine head, grinding machine head supports the upside of platform and is provided with and grinding machine head power The grinding driving means coupled, so that described grinding machine head can carry out grinding to the downside of described workpiece;Wherein, in institute State be positioned on described pedestal the center position of equally distributed described four inclination-angle regulating devices in circumference be provided with inclination angle adjust Joint drives motor, and described tilt adjustment drives the upper end of motor to couple with tilt adjustment gear transmission, wherein, and described tilt adjustment The shell shape driving motor is four-prism shape and is arranged on and fixes with described pedestal on the two-way chute installing plate being connected, The extension in X direction and y direction respectively limited by four protuberances it is provided with on described two-way chute installing plate Two chutes, when described tilt adjustment drive motor be positioned at described two chute intersection regions time, described tilt adjustment tooth Wheel is positioned at the center position of four described geared sleeve barrier parts and is away from four described geared sleeve barrier parts;When being connected by fixing It is connected to the lever of the lower end of described tilt adjustment driving motor and makes described tilt adjustment drive motor along two cunnings In groove one and when making described tilt adjustment gear in one direction near corresponding geared sleeve barrier part thus engage, phase The lifting screw answered can lift such that it is able to adjusts the grinding angle of described grinding machine head;Described two chutes are provided with Two ball grooves extended along respective direction, and each ball grooves is mounted on ball, described ball is described in order to be resisted against Tilt adjustment drives the bottom of motor, thus described tilt adjustment can be made to drive motor mobile smooth and easy in two chutes;Described The bottom righthand side of Work piece fixing platform is also equipped with vacuum cleaner, and the left end of described vacuum cleaner is provided with sweep-up pipe, the end of described sweep-up pipe End be provided with to increase the wide-mouth pipe of dust suction scope, described vacuum cleaner in order to absorb the scrap that described workpiece produces through grinding, Thus avoid dust to fly upward.
By said apparatus, due to can by transverse axis or the longitudinal axis relative to the regulation of two lifting screws and adjust The normal angles of support platform such that it is able to carried out superposition and the synthesis at angle of inclination by the angle adjustment of bi-axial tilt, To obtain the grinding machine head angle of inclination needed.And by globular hinge part, it is possible to carry out angle adjustment in all directions.By Usually foveal state makes to drive gear to disengage with driven size thus does not affect the location at inclination angle, is adjusted inclination angle at needs Time, it is engaged carrying out lifting and then adjust angle of inclination with corresponding lifting screw by driving gear, it is possible to utilize one Driving means and realize the different driving to four lifting screws.Whole apparatus structure is stable, uses reliable, it is possible to effectively solve The problems of the prior art.
Accompanying drawing explanation
Fig. 1 be the present invention can the overall structure schematic diagram of novel grinding attachment of manual manipulation;
Fig. 2 is the schematic cross-section at the A-A direction in Fig. 1, it is shown that the position relationship of each gear;
Fig. 3 is the schematic cross-section at the B-B direction in Fig. 1, it is shown that drive the direction of motion of motor.
Detailed description of the invention
Below in conjunction with Fig. 1-3, the present invention is described in detail.
According to embodiment a kind of can the novel grinding attachment of manual manipulation, prop up including pedestal 9 and by column 91 Hold the Work piece fixing platform 92 above described pedestal 9, be provided with workpiece at the downside of described Work piece fixing platform 92 and keep dress Put 93 in order to workpiece 94 is maintained on the downside of described Workpiece holding device 93, fixing on the upper side of described pedestal 9 set Being equipped with four inclination-angle regulating devices 8 below described Work piece fixing platform 92, described four inclination-angle regulating devices 8 are the most equal Even distribution so that be wherein positioned in X direction relative to two additionally relative to two be positioned on y direction, described four Each including in inclination-angle regulating device 8: be fixedly mounted on the thread bush barrier part 82 on described pedestal 9 and described thread bush The lifting screw 81 of the screwed hole threaded engagement in the upper end wall of barrier part 82, be positioned on described thread bush barrier part 82 and with institute State the fixing geared sleeve barrier part 813 connected of lifting screw 81 and upper with described lifting screw 81 by thrust bearing 811 The hinged sleeve part 823 that end connects, described hinged sleeve part 82 supports the edge of platform 72 by ball-type axle with grinding machine head Relevant position, place is hinged, and grinding machine head supports the upside of platform 72 and is provided with the grinding driving means 7 coupled with grinding machine head 71 power, So that described grinding machine head 7 can carry out grinding to the downside of described workpiece 94;Wherein, upper at described pedestal 9 In circumference, the center position of equally distributed described four inclination-angle regulating devices 8 is provided with tilt adjustment and drives motor 6, institute Stating tilt adjustment drives the upper end of motor 6 to couple with tilt adjustment gear 61 power, and wherein, described tilt adjustment drives motor 6 Shell shape be four-prism shape and be arranged on the two-way chute installing plate 62 being connected fixing with described pedestal 9, described The extension in X direction and y direction respectively limited by four protuberances 623 it is provided with on two-way chute installing plate 62 Two chutes 624,625, when described tilt adjustment drive motor 6 be positioned at described two chutes 624,625 intersection regions time, Described tilt adjustment gear 61 be positioned at four described geared sleeve barrier parts 813 center position and with four described geared sleeve barrier parts 813 are away from;Incline described in making when the lever 63 of the lower end by being fixedly connected on described tilt adjustment driving motor 6 Angle regulation drives motor 6 to make described tilt adjustment gear 61 in a direction along in two chutes 624,625 When going up near corresponding geared sleeve barrier part 813 thus engage, corresponding lifting screw 81 can lift such that it is able to adjusts described The grinding angle of grinding machine head 71;Described two chutes 624,625 are provided with two ball grooves 51 extended along respective direction, And each ball grooves 51 is mounted on ball 52, described ball 52 drives the end of motor 6 in order to be resisted against described tilt adjustment End, thus described tilt adjustment can be made to drive motor 6 mobile smooth and easy in two chutes 624,625;Described Work piece fixing platform 92 Bottom righthand side be also equipped with vacuum cleaner 31, the left end of described vacuum cleaner 31 is provided with sweep-up pipe 32, the end of described sweep-up pipe 32 Being provided with to increase the wide-mouth pipe 33 of dust suction scope, described vacuum cleaner 31 is in order to absorb described workpiece 94 through giving up that grinding produces Bits, thus avoid dust to fly upward.
Valuably or alternatively, wherein, described two-way chute installing plate 62 is additionally provided with slides for described lever 63 Mutually orthogonal two gathering sill 621,622.
Valuably or alternatively, wherein, described mutually orthogonal two chutes 621,622 be positioned at described in be positioned at described two The bottom center of chute 624,625.
Valuably or alternatively, described Workpiece holding device 93 uses vacuum type hold mode to maintain workpiece.
By said apparatus, due to can by transverse axis or the longitudinal axis relative to the regulation of two lifting screws and adjust The normal angles of support platform such that it is able to carried out superposition and the synthesis at angle of inclination by the angle adjustment of bi-axial tilt, To obtain the grinding machine head angle of inclination needed.And by globular hinge part, it is possible to carry out angle adjustment in all directions.By Usually foveal state makes to drive gear to disengage with driven size thus does not affect the location at inclination angle, is adjusted inclination angle at needs Time, it is engaged carrying out lifting and then adjust angle of inclination with corresponding lifting screw by driving gear, it is possible to utilize one Driving means and realize the different driving to four lifting screws.Whole apparatus structure is stable, uses reliable, it is possible to effectively solve The problems of the prior art.
By with upper type, those skilled in the art can make various within the scope of the invention according to mode of operation Change.

Claims (3)

1. can the novel grinding attachment of manual manipulation, be bearing in described base including pedestal (9) and by column (91) The Work piece fixing platform (92) of the top of seat (9), is provided with Workpiece holding device at the downside of described Work piece fixing platform (92) (93) in order to workpiece (94) is maintained on the downside of described Workpiece holding device (93), on the upper side of described pedestal (9) It is fixedly installed four inclination-angle regulating devices (8) in described Work piece fixing platform (92) lower section, described four inclination-angle regulating devices (8) be uniformly distributed in the circumferential so that be wherein positioned in X direction relative to two additionally relative to two be positioned at longitudinal axis side Upwards, each including in described four inclination-angle regulating devices (8): be fixedly mounted on the screw shell on described pedestal (9) The lifting screw (81) of the screwed hole threaded engagement in the upper end wall of part (82) and described thread bush barrier part (82), be positioned at described Fix, on thread bush barrier part (82) and with described lifting screw (81), the geared sleeve barrier part (813) being connected and pass through thrust Bearing (811) and the hinged sleeve part (823) that is connected with the upper end of described lifting screw (81), described hinged sleeve part (82) is led to Crossing ball-type axle and to support the edge relevant position of platform (72) hinged with grinding machine head, grinding machine head supports the upside of platform (72) The grinding driving means (7) coupled with grinding machine head (71) power is installed, so that described grinding machine head (7) can be to described work The downside of part (94) carries out grinding;Wherein, described pedestal (9) is positioned in circumference equally distributed described four to incline The center position of angle adjusting means (8) is provided with tilt adjustment and drives motor (6), and described tilt adjustment drives motor (6) Upper end couples with tilt adjustment gear (61) power, and wherein, described tilt adjustment drives the shell shape of motor (6) to be positive four ribs Post shapes and being arranged on the two-way chute installing plate (62) being connected fixing with described pedestal (9), described two-way chute installing plate (62) two chutes extended in X direction and y direction respectively limited by four protuberances (623) it are provided with on (624,625), when described tilt adjustment drives motor (6) to be positioned at described two chutes (624,625) intersection region, described Tilt adjustment gear (61) be positioned at four described geared sleeve barrier parts (813) center position and with four described geared sleeve barrier parts (813) it is away from;Make when the lever (63) of the lower end by being fixedly connected on described tilt adjustment driving motor (6) Described tilt adjustment drives motor (6) to make described tilt adjustment gear along in two chutes (624,625) (61) in one direction near corresponding geared sleeve barrier part (813) thus when engaging, corresponding lifting screw (81) can rise Fall such that it is able to adjust the grinding angle of described grinding machine head (71);Described two chutes (624,625) are provided with along each Two ball grooves (51) that direction extends, and are mounted on ball (52) in each ball grooves (51), described ball (52) in order to It is resisted against described tilt adjustment and drives the bottom of motor (6), thus described tilt adjustment can be made to drive motor (6) at two chutes (624,625) move smooth and easy;The bottom righthand side of described Work piece fixing platform (92) is also equipped with vacuum cleaner (31), described vacuum cleaner (31) left end is provided with sweep-up pipe (32), and the end of described sweep-up pipe (32) is provided with to increase the wide-mouth pipe of dust suction scope (33), described vacuum cleaner (31) is in order to absorb the scrap that described workpiece (94) produces through grinding, thus avoids dust to fly upward.
A kind of can the novel grinding attachment of manual manipulation, wherein, described two-way chute installing plate (62) mutually orthogonal two gathering sill (621,622) slided for described lever (63) it is additionally provided with in.
A kind of can the novel grinding attachment of manual manipulation, wherein, described two mutually orthogonal cunnings Groove (621,622) is positioned at the bottom center of described two chutes (624,625) described in being positioned at.
CN201610556814.2A 2016-07-15 2016-07-15 Novel grinding device capable of being operated by hand Pending CN106041658A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610556814.2A CN106041658A (en) 2016-07-15 2016-07-15 Novel grinding device capable of being operated by hand

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610556814.2A CN106041658A (en) 2016-07-15 2016-07-15 Novel grinding device capable of being operated by hand

Publications (1)

Publication Number Publication Date
CN106041658A true CN106041658A (en) 2016-10-26

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610556814.2A Pending CN106041658A (en) 2016-07-15 2016-07-15 Novel grinding device capable of being operated by hand

Country Status (1)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108381338A (en) * 2018-04-28 2018-08-10 泉州市汇智港智能科技有限公司 A kind of intelligence equipment for grinding
CN108453592A (en) * 2018-04-28 2018-08-28 泉州市汇智港智能科技有限公司 A kind of high efficient grinding equipment
CN110549150A (en) * 2019-09-19 2019-12-10 宁波镇海藤原电子科技有限公司 Automatic repositioning system for cutter installation

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01114242U (en) * 1988-01-25 1989-08-01
CN2695172Y (en) * 2004-04-16 2005-04-27 山东鲁南机床有限公司 Working table automatic, manual lifting mechanism
CN201534517U (en) * 2009-05-21 2010-07-28 徐恩立 Pick-up carriage cover locking mechanism
CN102896622A (en) * 2012-09-13 2013-01-30 芜湖市恒峰科技有限公司 Tray for test machine
CN202964606U (en) * 2012-12-28 2013-06-05 北京微纳精密机械有限公司 Large caliber high accuracy four-dimensional adjusting working table
CN204139913U (en) * 2014-10-15 2015-02-04 深圳市中航装饰设计工程有限公司 A kind of building solar energy shows integrated blind system
CN204339761U (en) * 2014-12-26 2015-05-20 贵州省铝材料工程技术研究中心有限公司 A kind of thick and heavy object flatness monitor station
CN204596240U (en) * 2015-05-07 2015-08-26 东北电力大学 Ideology and politics teaching speech ability training device
CN205166882U (en) * 2015-12-11 2016-04-20 红塔烟草(集团)有限责任公司 But supplementary strutting arrangement of minute adjustment

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01114242U (en) * 1988-01-25 1989-08-01
CN2695172Y (en) * 2004-04-16 2005-04-27 山东鲁南机床有限公司 Working table automatic, manual lifting mechanism
CN201534517U (en) * 2009-05-21 2010-07-28 徐恩立 Pick-up carriage cover locking mechanism
CN102896622A (en) * 2012-09-13 2013-01-30 芜湖市恒峰科技有限公司 Tray for test machine
CN202964606U (en) * 2012-12-28 2013-06-05 北京微纳精密机械有限公司 Large caliber high accuracy four-dimensional adjusting working table
CN204139913U (en) * 2014-10-15 2015-02-04 深圳市中航装饰设计工程有限公司 A kind of building solar energy shows integrated blind system
CN204339761U (en) * 2014-12-26 2015-05-20 贵州省铝材料工程技术研究中心有限公司 A kind of thick and heavy object flatness monitor station
CN204596240U (en) * 2015-05-07 2015-08-26 东北电力大学 Ideology and politics teaching speech ability training device
CN205166882U (en) * 2015-12-11 2016-04-20 红塔烟草(集团)有限责任公司 But supplementary strutting arrangement of minute adjustment

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
邱峰等: "《铣刨磨实用加工技术》", 30 June 2008 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108381338A (en) * 2018-04-28 2018-08-10 泉州市汇智港智能科技有限公司 A kind of intelligence equipment for grinding
CN108453592A (en) * 2018-04-28 2018-08-28 泉州市汇智港智能科技有限公司 A kind of high efficient grinding equipment
CN110549150A (en) * 2019-09-19 2019-12-10 宁波镇海藤原电子科技有限公司 Automatic repositioning system for cutter installation

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Application publication date: 20161026

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