CN202878036U - Inner corner grinding tool device of grinding machine - Google Patents
Inner corner grinding tool device of grinding machine Download PDFInfo
- Publication number
- CN202878036U CN202878036U CN 201220534481 CN201220534481U CN202878036U CN 202878036 U CN202878036 U CN 202878036U CN 201220534481 CN201220534481 CN 201220534481 CN 201220534481 U CN201220534481 U CN 201220534481U CN 202878036 U CN202878036 U CN 202878036U
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- Prior art keywords
- main shaft
- grinding
- sleeve
- shaft
- grinding wheel
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- Expired - Fee Related
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- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Abstract
The utility model provides an inner corner grinding tool device of a grinding machine. The inner corner grinding tool device of the grinding machine comprises a grinding wheel device, a support frame structure, a coupler and a main shaft, wherein the grinding wheel device is connected with one end of the main shaft, the main shaft treats the support frame structure as a support, the other end of the main shaft is connected with the coupler, the coupler serves as a connection piece of power transmission of a motor, the grinding wheel device comprises a grinding wheel shaft and a grinding wheel, the grinding wheel is fixed at the end portion of the grinding wheel shaft, the grinding wheel shaft is connected on the main shaft, is concentric with the main shaft, and adopts key connection, the support frame structure comprises an outer shell, a sleeve, springs and bearings, the number of the bearings is four, the four bearings are used for supporting the main shaft and are respectively arranged at two ends of the main shaft, the shaft sleeve is arranged at the inner circle, the sleeve is arranged at the outer circle, the sleeve is connected in the outer shell and is divided into two sections, and the springs are connected between the two sections of sleeve. The inner corner grinding tool device of the grinding machine achieves pretightening force through the structure of the springs, has high stability in high-speed operation, and meets the requirement for accuracy of grinding of the grinding machine.
Description
Technical field
The utility model relates to a kind of inner circle grinding tool device of grinding machine, and by the driven by motor main shaft, main shaft drives emery wheel and rotates, and realizes inner circle mill function.
Technical background
The inner circle grinding tool device of existing grinding machine, generally by motor as the transmission power, connect main shaft, main shaft drives emery wheel and carries out grinding motion, although this kind of drive is simple in structure, but the stationarity for transmission does not guarantee reliably, especially the rotating speed of grinding machine emery wheel is high, stationarity for motion also has high requirement, now be badly in need of a kind of device, can either be simple in structure, wholesale does not increase cost, can improve again the stationarity of inner circle grinding tool motion, satisfy existing grinding machine to the requirement of performance.
The utility model content
The utility model provides a kind of inner circle grinding tool device of grinding machine, and is simple in structure, low cost of manufacture, and under the high rotating speed of grinding wheel axle, still can smooth operation, guarantee the required precision of grinding.
For solving above technical problem, the utility model provides following technical scheme: a kind of inner circle grinding tool device of grinding machine, described inner circle grinding tool device comprises grinding wheel device, supporting structure, shaft coupling and main shaft, described grinding wheel device connects an end of main shaft, main shaft by supporting structure as support, the other end of main shaft connects shaft coupling, and shaft coupling is as the connector of motor transmission power.
Further, described grinding wheel device comprises grinding wheel axle and emery wheel, and described emery wheel is fixed on the grinding wheel axle end, and grinding wheel axle is connected on the main shaft, and is concentric with main shaft, adopts key to connect.
Further, described supporting structure comprises shell, sleeve, spring and bearing, and bearing is provided with four, supports main shaft, four bearings are located at respectively the two ends of main shaft, inner ring has axle sleeve, and there is sleeve the outer ring, and sleeve is connected in the shell, sleeve is divided into two sections, be connected with spring between two sections sleeves, spring is several, realizes the effect of bearings at both ends pretightning force by the transmission of power.
Further, emery wheel end main shaft is provided with the shaft shoulder, and this end bearing inner ring is stuck in this shaft shoulder place, and shaft coupling end bearing inner ring is connected with the axle back nut, regulates pretightning force by the regulating shaft back nut.
Further, there is bearing (ball) cover described support both sides.
Further, sleeve and shell adopt interference fits.
The inner circle grinding tool device of this grinding machine that the utility model relates to is realized pretightning force by spring structure, brings the stationarity under running up, and satisfies the required precision of grinding machine.
Description of drawings
Fig. 1 is the inner circle grinding tool device overall structure schematic diagram of the utility model grinding machine;
The 1-grinding wheel axle; The 2-sleeve; The 3-spring; The 4-sleeve; The 5-shaft coupling; 6-axle back nut; The 7-shell; The 8-motor; End bearing before the 9-; The 10-emery wheel; The 11-rear end bearing.
The specific embodiment
As shown in Figure 1, grinding wheel device comprises grinding wheel axle 1 and emery wheel 10, and described emery wheel 10 is fixed on grinding wheel axle 1 end, and grinding wheel axle 1 is connected on the main shaft, and is concentric with main shaft, adopts key to connect.
Bearing is provided with four, supports main shaft, and four bearings are located at respectively the two ends of main shaft, two of front ends, two of rear ends are called front end bearing 9 and rear end bearing 11, and inner ring has axle sleeve, there is sleeve 4 outer ring, sleeve 4 is connected in the shell 7, and sleeve 4 is divided into two sections, and two sections 4 in sleeves are connected with spring 3, spring 3 is several, realizes the effect of bearings at both ends pretightning force by the transmission of power.
Emery wheel end main shaft is provided with the shaft shoulder, and this end bearing inner ring is stuck in this shaft shoulder place, and shaft coupling 5 end bearing inner rings are connected with axle back nut 6, regulates pretightning force by regulating shaft back nut 6.
There is bearing (ball) cover the support both sides, and sleeve 4 adopts interference fits with shell.
The inner circle grinding tool device of a kind of grinding machine that the utility model provides is realized pretightning force by spring structure, brings the stationarity under running up, and satisfies the required precision of grinding machine.
The specific embodiment described in the utility model does not consist of the restriction to the application's scope; every within the spirit and principle of the utility model design, any modification that one of skill in the art can make, be equal to and replace and improvement etc. all should be included within the protection domain of the present utility model.
Claims (5)
1. the inner circle grinding tool device of a grinding machine, described inner circle grinding tool device comprises grinding wheel device, supporting structure, shaft coupling and main shaft, described grinding wheel device connects an end of main shaft, main shaft by supporting structure as support, the other end of main shaft connects shaft coupling, shaft coupling is as the connector of motor transmission power, it is characterized in that, described supporting structure comprises shell, sleeve, spring and bearing, bearing are provided with four, supports main shaft, four bearings are located at respectively the two ends of main shaft, inner ring has axle sleeve, and there is sleeve the outer ring, and sleeve is connected in the shell, sleeve is divided into two sections, be connected with spring between two sections sleeves, spring is several, realizes the effect of bearings at both ends pretightning force by the transmission of power.
2. the inner circle grinding tool device of grinding machine according to claim 1 is characterized in that described grinding wheel device comprises grinding wheel axle and emery wheel, and described emery wheel is fixed on the grinding wheel axle end, and grinding wheel axle is connected on the main shaft, and is concentric with main shaft, adopts key to connect.
3. the inner circle grinding tool device of grinding machine according to claim 1 is characterized in that, emery wheel end main shaft is provided with the shaft shoulder, and this end bearing inner ring is stuck in this shaft shoulder place, and shaft coupling end bearing inner ring is connected with the axle back nut, regulates pretightning force by the regulating shaft back nut.
4. the inner circle grinding tool device of grinding machine according to claim 3 is characterized in that, there is bearing (ball) cover described support both sides.
5. the inner circle grinding tool device of grinding machine according to claim 3 is characterized in that, sleeve and shell adopt interference fits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220534481 CN202878036U (en) | 2012-10-19 | 2012-10-19 | Inner corner grinding tool device of grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220534481 CN202878036U (en) | 2012-10-19 | 2012-10-19 | Inner corner grinding tool device of grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202878036U true CN202878036U (en) | 2013-04-17 |
Family
ID=48069501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220534481 Expired - Fee Related CN202878036U (en) | 2012-10-19 | 2012-10-19 | Inner corner grinding tool device of grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202878036U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102886713A (en) * | 2012-10-19 | 2013-01-23 | 无锡市百顺机械厂 | Internal grinding device for grinder |
| CN104084856A (en) * | 2014-06-27 | 2014-10-08 | 陆冬艳 | Grinding tool |
-
2012
- 2012-10-19 CN CN 201220534481 patent/CN202878036U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102886713A (en) * | 2012-10-19 | 2013-01-23 | 无锡市百顺机械厂 | Internal grinding device for grinder |
| CN104084856A (en) * | 2014-06-27 | 2014-10-08 | 陆冬艳 | Grinding tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130417 Termination date: 20131019 |