CN108994729A - Abrasive machine more changing device - Google Patents

Abrasive machine more changing device Download PDF

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Publication number
CN108994729A
CN108994729A CN201810841390.3A CN201810841390A CN108994729A CN 108994729 A CN108994729 A CN 108994729A CN 201810841390 A CN201810841390 A CN 201810841390A CN 108994729 A CN108994729 A CN 108994729A
Authority
CN
China
Prior art keywords
driven shaft
thread spindle
abrasive machine
shaft
worm
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.)
Granted
Application number
CN201810841390.3A
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Chinese (zh)
Other versions
CN108994729B (en
Inventor
覃德华
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.)
Anhui Hai Xiang Xiang Rubber Co Ltd
Original Assignee
Anhui Hai Xiang Xiang Rubber 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 Anhui Hai Xiang Xiang Rubber Co Ltd filed Critical Anhui Hai Xiang Xiang Rubber Co Ltd
Priority to CN201810841390.3A priority Critical patent/CN108994729B/en
Publication of CN108994729A publication Critical patent/CN108994729A/en
Application granted granted Critical
Publication of CN108994729B publication Critical patent/CN108994729B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • B24B45/00Means for securing grinding wheels on rotary arbors
    • B24B45/003Accessories therefor
    • 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
    • B24B41/04Headstocks; Working-spindles; Features relating thereto

Abstract

The present invention relates to grinding wheel equipment, more particularly to abrasive machine more changing device, it mainly solves abrasive machine and clamps the technical issues of disk sealed construction is unable to fast assembling-disassembling, including axial contact bearing part, driven shaft, it further include thread spindle, it trackslips and bearing and moves back shaft device, the axle body of driven shaft is equipped with axial keyway, the front end of driven shaft is additionally provided with blind hole, spring is equipped in the blind hole, the front end of driven shaft and clamping disk push against, trackslip bearing and driven shaft realization radial rotating, it is in axial sliding connection, axial contact bearing part, which is mounted on, realizes that the radial rotating of driven shaft and thread spindle connects between the rear end of driven shaft and the front end of thread spindle, shaft device is moved back to be threadedly coupled with thread spindle and thread spindle is driven axially to retreat;This programme can realize the movement of exiting of fast thread axis by moving back shaft device relative to traditional abrasive machine, and then realize the convenient disassembly for clamping disk.

Description

Abrasive machine more changing device
Technical field
The present invention relates to grinding wheel equipment, and in particular to abrasive machine more changing device.
Background technique
Abrasive machine is the commonly used equipment for sharpening various cutters, tool, also serve as common small part be ground, unhairing The work such as thorn and cleaning.Abrasive machine is a kind of machining grinding tool, has application in multiple industries.In mechanical processing process, Because of tool wear rust or tool damage, cutting power is lost, it is necessary to sharpen on grinding wheel to cutter, restore it and cut Cut ability.
Abrasive machine traditional at present usually all fastens grinding wheel two sides using clamping disk, and such structure is usually adopted With sealed construction, dismounting is time-consuming, process is slow, very troublesome.
Summary of the invention
It it is an object of the invention to overcome the deficiencies in the prior art, adapts to reality and needs, a kind of abrasive machine is provided and is more changed the outfit It sets, mainly solves abrasive machine and clamp the technical issues of disk sealed construction is unable to fast assembling-disassembling.
In order to achieve the object of the present invention, the technical scheme adopted by the invention is as follows:
A kind of abrasive machine more changing device, including axial contact bearing part, driven shaft, further include thread spindle, trackslip bearing and Shaft device is moved back, the axle body of the driven shaft is equipped with axial keyway, and the front end of the driven shaft is additionally provided with blind hole, the blind hole Interior to be equipped with spring, the front end of the driven shaft and clamping disk push against, and the bearing that trackslips realizes radial rotating, axis with driven shaft To being slidably connected, the axial contact bearing part be mounted between the rear end of driven shaft and the front end of thread spindle realize driven shaft with The radial rotating of thread spindle connects, and the shaft device that moves back is threadedly coupled with thread spindle and thread spindle is driven axially to retreat.
It is more preferred, in order to which the bearing that guarantees to trackslip can be realized two kinds of need of axial movement and radial rotating of driven shaft It asks;The bearing that trackslips includes support base, outer ring, inner ring, retainer and ball, fixed company on the outside of the support base and outer ring It connects, the inside of the outer ring is equipped with the slot rolling contacted with ball, and outside and the retainer of the inner ring are detachably connected, the rolling Pearl is arranged in retainer, and the inner ring radially inside extends to form and the matched spline of the keyway.
It is more preferred;In order to guarantee driven shaft and thread spindle radial rotating connection stability, the driven shaft Rear end is equipped with the end cap for accommodating the axial contact bearing part, and the front end of the thread spindle is equipped with defining flange.
It is more preferred;Resistance is smaller when in order to guarantee driven shaft axial movement, and the quantity of the spline is no more than 4.
It is more preferred;Axis movement is moved back automatically in order to realize, the shaft device that moves back includes driving motor, worm and gear group Part, locating piece and pedestal, the positioning number of blocks are two and fix on the base that the worm and gear component setting is fixed It is also secured on the pedestal between the block of position, the locating piece is equipped with perforative threaded hole, and described thread spindle one end is inserted in In threaded hole on locating piece, the worm gear center in the worm and gear component is equipped with threaded hole, and the worm gear set is in the screw thread The surface of axis is threadedly coupled with it, and the worm screw in the worm and gear component is vertically set below worm gear and its external engagement, The worm screw is fixedly connected by bracket with pedestal, and the driving motor bottom is fixed on the base, which drives institute State worm screw rotation.
The working method of driven shaft: clamping disk is supported in driven shaft front end, when clamping disk is driven by a motor rotation, driven shaft Rotation is followed, the outer ring of the bearing that trackslips on driven shaft and inner ring relatively rotate at this time;When moving back shaft device and move back axis movement, The spring of compression guarantees that driven shaft follows axial movement to the active force of the front end of driven shaft, when driven shaft axial movement, from Moving axis is connect by the keyway on axle body with the spline slide to trackslip on bearing.
Move back the working principle of shaft device:
When driving motor drive worm screw rotation, rotation is followed with the worm gear of its external engagement, is driven and worm gear internal whorl The thread spindle of connection rotates, and since worm screw is fixed by the bracket on pedestal, and locating piece is also fixedly connected with pedestal, thread spindle Axial to relatively move, realization movement, the driven shaft contacted with thread spindle is also followed and is exited, directly because of the active force of spring It is separated to thread spindle with driven shaft, clamps disk at this time not by the counter-active effect of driven shaft, replacement disassembly movement can be realized.
Beneficial effects of the present invention:
1, relative to traditional abrasive machine, movement, Jin Ershi can be exited by move back that shaft device realizes fast thread axis Now clamp the convenient disassembly of disk;
2, dexterously traditional bearing is improved, axial movement and the diameter of driven shaft is met provided with the bearing that trackslips To the demand of two kinds of manner of execution of sliding;
3, realize that driven shaft is connect with thread spindle radial rotating using axial contact bearing part common in the art, this Sample is advantageous in that, can separate the movement of front and back section, realizes that thread spindle does not follow the rotation of driven shaft, and then preferably guarantee Move back the completion of axis movement.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention;
Fig. 2 is the bearing arrangement schematic diagram that trackslips.
Specific embodiment
The present invention is further described for 1-2 and embodiment with reference to the accompanying drawing.
Embodiment 1
A kind of abrasive machine more changing device, including axial contact bearing part 1, driven shaft 2, further include thread spindle 3, trackslip bearing 4 and move back shaft device 5, the axle body of driven shaft 2 is equipped with axial keyway 2-1, and the front end of driven shaft 2 is additionally provided with blind hole, this is blind Spring 6 is equipped in hole, the front end of driven shaft 2 and clamping disk 7 push against, and the bearing 4 that trackslips realizes radial rotating, axis with driven shaft 2 To being slidably connected, axial contact bearing part 1 be mounted between the rear end of driven shaft 2 and the front end of thread spindle 3 realize driven shaft 2 with The radial rotating of thread spindle 3 connects, and moves back shaft device 5 and is threadedly coupled with thread spindle 4 and thread spindle 4 is driven axially to retreat.
In order to which the bearing that guarantees to trackslip can be realized two kinds of demands of axial movement and radial rotating of driven shaft;As shown in Fig. 2, The bearing 4 that trackslips includes support base 4-1, outer ring 4-2, inner ring 4-3, retainer 4-4 and ball 4-5, the support base 4-1 and outer ring It is fixedly connected on the outside of 4-2, the inside of outer ring 4-2 is equipped with the slot rolling contacted with ball 4-5, the outside of inner ring 4-3 and retainer 4-4 It is detachably connected, ball 4-5 is arranged in retainer 4-4, and inner ring 4-3 radially inside extends to form matched with keyway 2-1 Spline 4-6.
In order to guarantee driven shaft and thread spindle radial rotating connection stability, the rear end of the driven shaft 2, which is equipped with, to hold Receive the end cap 2-2 of axial contact bearing part 1, the front end of thread spindle 3 is equipped with defining flange 3-1.
Resistance is smaller when in order to guarantee driven shaft axial movement, and the quantity of spline 4-6 is no more than 4.
Axis movement is moved back automatically in order to realize, moving back shaft device 5 includes driving motor 5-1, worm and gear component, locating piece 5-2 With pedestal 5-3, locating piece 5-2 quantity is two and is fixed on pedestal 5-3 that worm and gear component is arranged between locating piece 5-2 It is also secured on pedestal 5-3, locating piece 5-2 is equipped with perforative threaded hole, and 3 one end of thread spindle is inserted on locating piece 5-2 In threaded hole, the center worm gear 5-4 in worm and gear component is equipped with threaded hole, and worm gear 5-4 covers on the surface of thread spindle 3 and its It is threadedly coupled, the worm screw 5-5 in worm and gear component is vertically set below worm gear 5-4 to be passed through with its external engagement, worm screw 5-5 Bracket is fixedly connected with pedestal 5-3, and the bottom driving motor 5-1 is fixed on pedestal 5-3, and driving motor 5-1 drives worm screw 5-5 Rotation.
The working method of driven shaft: clamping disk is supported in driven shaft front end, when clamping disk is driven by a motor rotation, driven shaft Rotation is followed, the outer ring of the bearing that trackslips on driven shaft and inner ring relatively rotate at this time;When moving back shaft device and move back axis movement, The spring of compression guarantees that driven shaft follows axial movement to the active force of the front end of driven shaft, when driven shaft axial movement, from Moving axis is connect by the keyway on axle body with the spline slide to trackslip on bearing.
Move back the working principle of shaft device:
When driving motor drive worm screw rotation, rotation is followed with the worm gear of its external engagement, is driven and worm gear internal whorl The thread spindle of connection rotates, and since worm screw is fixed by the bracket on pedestal, and locating piece is also fixedly connected with pedestal, thread spindle Axial to relatively move, realization movement, the driven shaft contacted with thread spindle is also followed and is exited, directly because of the active force of spring It is separated to thread spindle with driven shaft, clamps disk at this time not by the counter-active effect of driven shaft, replacement disassembly movement can be realized.
Advantages of the present invention is as follows:
Relative to traditional abrasive machine, the movement of exiting of fast thread axis can be realized by moving back shaft device, and then realize Clamp the convenient disassembly of disk;Dexterously traditional bearing is improved, the axial direction of driven shaft is met provided with the bearing that trackslips Demand that is mobile and radially sliding two kinds of manner of execution;Driven shaft is realized using axial contact bearing part common in the art It is connect with thread spindle radial rotating, it is such to be advantageous in that, the movement of front and back section can be separated, it is driven to realize that thread spindle does not follow The rotation of axis, and then preferably guarantee to move back the completion of axis movement.
What the embodiment of the present invention was announced is preferred embodiment, and however, it is not limited to this, the ordinary skill people of this field Member, easily according to above-described embodiment, understands spirit of the invention, and make different amplification and variation, but as long as not departing from this The spirit of invention, all within the scope of the present invention.

Claims (5)

1. a kind of abrasive machine more changing device, including axial contact bearing part, driven shaft, which is characterized in that further include thread spindle, cunning Shaft device is held and moved back to shaft, and the axle body of the driven shaft is equipped with axial keyway, and the front end of the driven shaft is additionally provided with blind Hole, the blind hole is interior to be equipped with spring, and the front end of the driven shaft and clamping disk push against, and the bearing that trackslips realizes diameter with driven shaft To rotating, being in axial sliding connection, the axial contact bearing part is mounted between the rear end of driven shaft and the front end of thread spindle real The radial rotating of existing driven shaft and thread spindle connects, it is described move back shaft device be threadedly coupled with thread spindle and drive thread spindle axial direction into It moves back.
2. abrasive machine as described in claim 1 replaces structure, it is characterised in that;The bearing that trackslips include support base, outer ring, Inner ring, retainer and ball be fixedly connected on the outside of the support base and outer ring, and the inside of the outer ring is equipped with to be contacted with ball Slot rolling, outside and the retainer of the inner ring are detachably connected, and the ball is arranged in retainer, lateral edge diameter in the inner ring To extending to form and the matched spline of the keyway.
3. abrasive machine as described in claim 1 replaces structure, it is characterised in that;The rear end of the driven shaft is equipped with described in receiving The front end of the end cap of axial contact bearing part, the thread spindle is equipped with defining flange.
4. abrasive machine as claimed in claim 2 replaces structure, it is characterised in that;The quantity of the spline is no more than 4.
5. abrasive machine as described in claim 1 replaces structure, it is characterised in that;The shaft device that moves back includes driving motor, snail Worm and gear component, locating piece and pedestal, the positioning number of blocks are two and fix on the base, the worm and gear component Setting is also secured on the pedestal between locating piece, and the locating piece is equipped with perforative threaded hole, the thread spindle one It holds in the threaded hole being inserted on locating piece, the worm gear center in the worm and gear component is equipped with threaded hole, which exists The surface of the thread spindle is threadedly coupled with it, and the worm screw in the worm and gear component is vertically set below worm gear and outside it Portion's engagement, the worm screw are fixedly connected by bracket with pedestal, and the driving motor bottom is fixed on the base, the driving motor The worm screw is driven to rotate.
CN201810841390.3A 2018-07-27 2018-07-27 Grinder replacing device Active CN108994729B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810841390.3A CN108994729B (en) 2018-07-27 2018-07-27 Grinder replacing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810841390.3A CN108994729B (en) 2018-07-27 2018-07-27 Grinder replacing device

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CN108994729A true CN108994729A (en) 2018-12-14
CN108994729B CN108994729B (en) 2021-08-03

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112917286A (en) * 2021-03-09 2021-06-08 上汽通用五菱汽车股份有限公司 Auxiliary device for replacing hairbrush

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1284116A1 (en) * 1985-04-18 1995-07-20 М.Н. Куликов Device for securing tool
JP2009269132A (en) * 2008-05-08 2009-11-19 Disco Abrasive Syst Ltd Blade attaching and detaching auxiliary device
CN202845808U (en) * 2012-10-26 2013-04-03 新乡职业技术学院 Movable centre for machine tool
CN207256005U (en) * 2017-08-08 2018-04-20 许家锐 A kind of moving back for polygon burlap wheel shaft automatic impaction pulls out structure
CN207358822U (en) * 2017-10-12 2018-05-15 襄阳禾呈机械科技有限公司 A kind of metallographical cutter for being conveniently replaceable grinding wheel

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1284116A1 (en) * 1985-04-18 1995-07-20 М.Н. Куликов Device for securing tool
JP2009269132A (en) * 2008-05-08 2009-11-19 Disco Abrasive Syst Ltd Blade attaching and detaching auxiliary device
CN202845808U (en) * 2012-10-26 2013-04-03 新乡职业技术学院 Movable centre for machine tool
CN207256005U (en) * 2017-08-08 2018-04-20 许家锐 A kind of moving back for polygon burlap wheel shaft automatic impaction pulls out structure
CN207358822U (en) * 2017-10-12 2018-05-15 襄阳禾呈机械科技有限公司 A kind of metallographical cutter for being conveniently replaceable grinding wheel

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112917286A (en) * 2021-03-09 2021-06-08 上汽通用五菱汽车股份有限公司 Auxiliary device for replacing hairbrush

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