CN205968623U - Grinding machine emery wheel axle device - Google Patents
Grinding machine emery wheel axle device Download PDFInfo
- Publication number
- CN205968623U CN205968623U CN201620383877.8U CN201620383877U CN205968623U CN 205968623 U CN205968623 U CN 205968623U CN 201620383877 U CN201620383877 U CN 201620383877U CN 205968623 U CN205968623 U CN 205968623U
- Authority
- CN
- China
- Prior art keywords
- bearing assembly
- screw
- shaft coupling
- sleeve pipe
- rear end
- 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.)
- Expired - Fee Related
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- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The utility model belongs to the grinding machine field relates to a grinding machine emery wheel axle device, the installation structure comprises a sleeve, the main shaft is through preceding bearing assembly, back bearing assembly rotates and sets up in set pipe orifice, wherein back bearing assembly rear end sets up the shaft coupling, a gland nut is established to the cover on the shaft coupling, the shaft coupling passes through the gasket and first screw is spacing fixed, the shaft coupling rear end sets up the transmission pad, set up the holding ring between transmission pad and the cover pipe orifice, preceding bearing assembly's rear end sets up spring holder and locating washer, spring top in the spring holder is tightly on locating washer, the spacing groove is seted up on the spring holder surface, the second screw sets up on the sleeve pipe, and second screw lower extreme stretches into in the spacing groove, preceding bearing assembly front end is spacing fixed through the 2nd gland nut and sealed lid. This grinding wheel unit is when the grinding work piece, and the emery wheel axle can the certain space of axial return, and flexible contact can ensure that work piece processingquality is reliably stable.
Description
Technical field
The utility model belongs to grinding machine equipment field, is related to a kind of grinder wheel shaft device.
Background technology
Grinding machine has a wide range of applications in Grinding Process, and existing grinding machine, in grinding operation, is rigid contact between emery wheel and part to be ground, in operation process, workpiece is all easily damaged with emery wheel, has both led to crudy unreliable, there is also potential safety hazard.
Content of the invention
The utility model is directed to the problems referred to above, provides a kind of grinder wheel shaft device, this grinding wheel unit in grinding work piece, grinding wheel spindle can axial return certain space, flexible contact may insure that workpiece processing quality is reliable and stable.
According to the technical solution of the utility model：A kind of grinder wheel shaft device it is characterised in that：Including sleeve pipe, main shaft passes through front axle bearing assembly, bearing assembly rotates and is arranged in casing tube internal hole afterwards, setting shaft coupling in bearing assembly rear end after wherein, sheathed first sealing nut on shaft coupling, shaft coupling passes through pad and the spacing fixation of the first screw, shaft coupling rear end arranges driving pad, locating ring is set between driving pad and casing tube internal hole, the rear end setting spring base of front axle bearing assembly and locating shim, spring top clamping in spring base is on locating shim, spring seat surface opens up stopper slot, second screw is arranged on sleeve pipe, and second screw lower end stretch in stopper slot, the second sealing nut and the spacing fixation of closure are passed through in front axle bearing assembly front end.
As further improvement of the utility model, described front axle bearing assembly includes two the second angular contact ball bearings, passes through the second cone spacer, the second outer ring spacer separately between two the second angular contact ball bearings.
As further improvement of the utility model, described rear bearing assembly includes two the first angular contact ball bearings, passes through the first cone spacer, the first outer ring spacer separately between two the first angular contact ball bearings.
As further improvement of the utility model, the tapered shape of front-end of spindle, emery wheel passes through the spacing cone-shaped part being fixed on main shaft of the 3rd screw.
As further improvement of the utility model, end flange face after described sleeve pipe connects the first screw.
Of the present utility model have technical effect that：The utility model product structure is simple, rationally, by structure improvement is carried out to the connected mode of main shaft, main shaft is made to have axial activity space in sleeve pipe, when processing some hard workpiece, main shaft can be in axial resigning activity certain distance so that during grinding hard workpiece, operating process flexibility is controlled, after main shaft shrinks in sleeve pipe, it is reset to grinding station under the action of the spring, the contractile motion of main shaft greatly improves the security of processing.
Brief description
Fig. 1 is structural representation of the present utility model.
Specific embodiment
Below in conjunction with the accompanying drawings specific embodiment of the present utility model is further described.
In Fig. 1, including sleeve pipe 1, main shaft 2, the first angular contact ball bearing 3, the first cone spacer 4, the first outer ring spacer 5, the first sealing nut 6, shaft coupling 7, pad 8, the first screw 9, locating ring 10, driving pad 11, locating shim 12, the second screw 13, spring base 14, spring 15, the second cone spacer 16, the second outer ring spacer 17, the second angular contact ball bearing 18, the second sealing nut 19, closure 20, the 3rd screw 21, bolt 22 etc..
As shown in figure 1, the utility model be a kind of grinder wheel shaft device it is characterised in that：Including sleeve pipe 1, main shaft 2 passes through front axle bearing assembly, bearing assembly rotates and is arranged in sleeve pipe 1 endoporus afterwards, setting shaft coupling 7 in bearing assembly rear end after wherein, sheathed first sealing nut 6 on shaft coupling 7, shaft coupling 7 passes through pad 8 and the spacing fixation of the first screw 9, shaft coupling 7 rear end arranges driving pad 11, locating ring 10 is set between driving pad 11 and sleeve pipe 1 endoporus, rear end setting spring base 14 and the locating shim 12 of front axle bearing assembly, spring 15 in spring base 14 holds out against on locating shim 12, spring base 14 surface opens up stopper slot, second screw 13 is arranged on sleeve pipe 1, and the second screw 13 lower end is stretched in stopper slot, the second sealing nut 19 and the spacing fixation of closure 20 are passed through in front axle bearing assembly front end.
Front axle bearing assembly includes two the second angular contact ball bearings 18, passes through the second cone spacer 16, the second outer ring spacer 17 separately between two the second angular contact ball bearings 18.
Bearing assembly includes two the first angular contact ball bearings 3 afterwards, passes through the first cone spacer 4, the first outer ring spacer 5 separately between two the first angular contact ball bearings 3.
The tapered shape in main shaft 2 front end, emery wheel passes through the spacing cone-shaped part being fixed on main shaft 2 of the 3rd screw 21.
First screw 9 is connected on end flange face after sleeve pipe 1, the first screw 9 is used for being fixedly connected on grinding machine clamping bench.
The course of work of the present utility model is as follows：The utility model product, when using, sleeve pipe 1 is fixed on the relevant position on grinding machine, the power of grinding machine is acted on to shaft coupling 7 by driving pad 11, and drives main shaft 2 to be rotated by shaft coupling 7, realizes the rotation operation of emery wheel by bolt 22.During grinding work piece, clamping workpiece is fixing on the table, sleeve pipe 1 drives main shaft 2 mobile to grinding station, when grinding hard workpiece, emery wheel is in flexible grinding status, that is, emery wheel will not always with absorption surface, it is prevented effectively from emery wheel and workpiece CONTACT WITH FRICTION always, produces amount of heat, damage emery wheel or workpiece.Main shaft 2 axially has certain movable telescopic distance, and the length of movable telescopic distance to be determined by the length of the bar-shaped trough on spring base 14.
Claims (5)
1. a kind of grinder wheel shaft device it is characterised in that：Including sleeve pipe（1）, main shaft（2）Rotated by front axle bearing assembly, rear bearing assembly and be arranged at sleeve pipe（1）In endoporus, wherein rear bearing assembly rear end setting shaft coupling（7）, shaft coupling（7）Upper sheathed first sealing nut（6）, shaft coupling（7）By pad（8）And first screw（9）Spacing fixation, shaft coupling（7）Rear end arranges driving pad（11）, driving pad（11）With sleeve pipe（1）Locating ring is set between endoporus（10）, the rear end setting spring base of front axle bearing assembly（14）With locating shim（12）, spring base（14）In spring（15）Hold out against in locating shim（12）On, spring base（14）Surface opens up stopper slot, the second screw（13）It is arranged at sleeve pipe（1）On, and the second screw（13）Lower end is stretched in stopper slot, and the second sealing nut is passed through in front axle bearing assembly front end（19）And closure（20）Spacing fixation.
2. grinder wheel shaft device as claimed in claim 1 it is characterised in that：Described front axle bearing assembly includes two the second angular contact ball bearings（18）, two the second angular contact ball bearings（18）Between pass through the second cone spacer（16）, the second outer ring spacer（17）Separately.
3. grinder wheel shaft device as claimed in claim 1 it is characterised in that：Described rear bearing assembly includes two the first angular contact ball bearings（3）, two the first angular contact ball bearings（3）Between pass through the first cone spacer（4）, the first outer ring spacer（5）Separately.
4. grinder wheel shaft device as claimed in claim 1 it is characterised in that：Main shaft（2）The tapered shape in front end, emery wheel passes through the 3rd screw（21）Spacing it is fixed on main shaft（2）Cone-shaped part.
5. grinder wheel shaft device as claimed in claim 1 it is characterised in that：Described sleeve pipe（1）First screw is connected afterwards on end flange face（9）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620383877.8U CN205968623U (en) | 2016-04-29 | 2016-04-29 | Grinding machine emery wheel axle device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620383877.8U CN205968623U (en) | 2016-04-29 | 2016-04-29 | Grinding machine emery wheel axle device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205968623U true CN205968623U (en) | 2017-02-22 |
Family
ID=58020247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620383877.8U Expired - Fee Related CN205968623U (en) | 2016-04-29 | 2016-04-29 | Grinding machine emery wheel axle device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205968623U (en) |
-
2016
- 2016-04-29 CN CN201620383877.8U patent/CN205968623U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170222 |