CN2875693Y - Guide wheel driving device of coreless grinding machine - Google Patents
Guide wheel driving device of coreless grinding machine Download PDFInfo
- Publication number
- CN2875693Y CN2875693Y CN 200620080504 CN200620080504U CN2875693Y CN 2875693 Y CN2875693 Y CN 2875693Y CN 200620080504 CN200620080504 CN 200620080504 CN 200620080504 U CN200620080504 U CN 200620080504U CN 2875693 Y CN2875693 Y CN 2875693Y
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- China
- Prior art keywords
- guide wheel
- guide pulley
- fixed
- angle adjustment
- worm
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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 belonging to the technical field of centerless grinding machine is provided which is provided with a guide pulley stock head, a guide pulley principal axis mounted at the lower end of the guide pulley stock head by bearing, a guide pulley fixed on the guide pulley principal axis, a worm wheel fixed on the end part of the guide pulley principal axis, a servo motor fixed on the guide pulley stock head, a worm screw mounted on the rotation axis of the servo motor, and the worm screw and worm wheel gearing. The utility model is applied for the centerless grinding machine, has simple structure and low cost of production. Driving between the worm wheel and worm screw is stable without vibration, which makes sure a rotator rotates in high precision. Large drive power is given to process high-precision products, which lowers requirements for power of the servo motor so as to save electric power.
Description
Affiliated technical field
The utility model relates to the centerless grinder technical field, especially a kind of guide pulley transmission unit of centerless grinder.
Background technology
Centerless grinder is as a kind of large-scale equipment for grinding, the kind of drive of its guide wheel all adopts the chain-type transmission, as Fig. 1, Fig. 2, Fig. 5, shown in Figure 6, the lower end of guide wheel headstock 109 is equipped with guide wheel main shaft 112 through bearing, be fixed with guide wheel 113 on the guide wheel main shaft 112, guide wheel 113 rotates with the rotation of guide wheel main shaft 112, the end of guide wheel main shaft 112 is fixed with guide wheel shaft sprocket wheel 111 through key, guide wheel shaft is with being set with roller chain 104 on the sprocket wheel 111, on the case arm of guide wheel main spindle box 120 1 sides angle adjustment carrying bolt 108 is installed, these angle adjustment support pin 108 1 ends and guide wheel headstock 109 are fixed together, guide wheel headstock 109 rotation work faces are closely contacted with the guide wheel angle adjustment sliding surface 115 of guide wheel main spindle box 120, angle adjustment support pin 108 is positioned at an end of guide wheel main spindle box 120 through 110 lockings of degree of tightness bar, tightening 110 angle adjustment support pin 108 of degree of tightness bar can not rotate, it is free to rotate oppositely to turn 110 angle adjustment support pin 108 of degree of tightness bar, the lower surface of guide wheel main spindle box 120 is a feeding sliding surface 114 before and after the guide wheel case, near adopting threaded engagement that angle adjustment screw rod 107 is installed on the guide wheel headstock 109 of guide wheel angle adjustment sliding surface 115 1 sides, the lower end that rotational angle is adjusted 107 angle adjustment screw rods 107 of screw rod can be screwed in the counterbore on the angle adjustment carrying bolt 108, the bottom of centerless grinder is fixed with variable-frequency motor 116, the power transmission shaft of variable-frequency motor 116 is an intermediate chain wheel shaft 117, the motor of intermediate chain wheel shaft 117 on sprocket wheel and jackshaft 118 sprocket wheel 119 engaged transmission, the other end of roller chain 104 is sleeved on motor with on the sprocket wheel 119, and spring pull bar 101 also is installed in the guide wheel main spindle box 120, intermediate supports arm 102, back-moving spring 103, chain degree of tightness bracing frame 105, intermediate chain wheel 106 is finished the adjusting to roller chain 104 elasticities jointly.Centerless grinder is when work, utilize angle to control the speed speed of workpiece, and guide wheel is the centerless grinder of the chain-type kind of drive, if angle had been transferred 5 degree, chain will be twisted together, thereby influenced the rotation of machine, in addition, the chain-type transmission brings the vibration of main engine bed, influence the machined precision of grinding machine, use rear chain easily to be elongated for a long time, need often to spring pull bar 101, intermediate supports arm 102, back-moving spring 103, chain degree of tightness bracing frame 105, intermediate chain wheel 106 cooperation is each other adjusted, moreover the machinery of the path by chain inside has leakage of oil, and machine intimate enters and accumulate a lot of dust easily.
Summary of the invention
In order to overcome the technical deficiency of the guide pulley transmission unit that has centerless grinder now, the utility model provides a kind of guide pulley transmission unit of centerless grinder, this guide pulley transmission unit is simple in structure, production cost is low, the machining accuracy of grinding machine is further improved, transmission device need often not adjusted, and can reduce the requirement to servomotor power.
The technical scheme that its technical problem that solves the utility model adopts is: be provided with the guide wheel headstock, the lower end of guide wheel headstock is equipped with the guide wheel main shaft through bearing, be fixed with guide wheel on the guide wheel main shaft, the end of guide wheel main shaft is fixed with worm gear, be fixed with servomotor on the guide wheel headstock, in the rotating shaft of servomotor worm screw is installed, worm and wheel is meshed.
The beneficial effects of the utility model are, be used for centerless grinder, simple in structure, production cost is low, stable drive, friction between worm gear and the worm screw, can guarantee rotary body with very high precision rotation, processing high precision product, transfer motion power is big, can reduce requirement to servomotor power, thus saves energy.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is a background technology structural representation of the present utility model.
Fig. 2 is the A-A cutaway view of the utility model background technology Fig. 1.
Fig. 3 is a structural representation of the present utility model.
Fig. 4 is the B-B cutaway view of the utility model Fig. 3.
Fig. 5 is to use the overall structure schematic diagram of the centerless grinder of background technology.
Fig. 6 is to use the overall structure right view of the centerless grinder of background technology.
1. guide wheel main spindle boxes among the figure, 2. degree of tightness bar, 3. angle adjustment carrying bolt, 4. angle adjustment screw rod, 5. servomotor, 6. worm shaft, 7. servomotor panel seat, 8. bearing, 9. rigid bearing, 10. worm gear, 11. guide wheel main shafts, 12. guide wheels, 13. feeding sliding surface before and after the guide wheel headstock, 14. guide wheel casees, 15. guide wheel angle adjustment sliding surfaces, 16. worm screw, 101. spring pull bars, 102. intermediate supports arms, 103. back-moving spring, 104. roller chains, 105. chain degree of tightness bracing frames, 106. intermediate chain wheel, 107. angle adjustment screw rods, 108. angle adjustment carrying bolts, 109. guide wheel headstock, 110. the degree of tightness bar, 111. guide wheel shaft sprocket wheels, 112. guide wheel main shafts, 113. guide wheel, 114. feeding sliding surface before and after the guide wheel case, 115. guide wheel angle adjustment sliding surfaces, 116. variable-frequency motors, 117. intermediate chain wheel shaft, 118. jackshaft, 119. motor sprocket wheels, 120. guide wheel main spindle boxes.
The specific embodiment
At Fig. 3, among Fig. 4, the lower end of guide wheel headstock 13 is equipped with guide wheel main shaft 11 through bearing, guide wheel main shaft 11 is perpendicular to guide wheel headstock 13, be fixed with guide wheel 12 on the guide wheel main shaft 11, guide wheel 12 rotates with the rotation of guide wheel main shaft 11, the end of guide wheel main shaft 11 is through key, the keyway cooperation is fixed with worm gear 10, on the case arm of guide wheel main spindle box 1 one sides angle adjustment carrying bolt 3 is installed, these angle adjustment carrying bolt 3 one ends and guide wheel headstock 13 are fixed together, guide wheel headstock 13 rotation work faces are closely contacted with the guide wheel angle adjustment sliding surface 15 of guide wheel main spindle box 1, angle adjustment carrying bolt 3 is positioned at an end of guide wheel main spindle box 1 through 2 lockings of degree of tightness bar, tightening 2 angle adjustment carrying bolts 3 of degree of tightness bar can not rotate, it is free to rotate oppositely to turn 2 angle adjustment carrying bolts 3 of degree of tightness bar, the lower surface of guide wheel main spindle box 1 is a feeding sliding surface 14 before and after the guide wheel case, guide wheel main spindle box 1 can slide along feeding sliding surface 14 front and back before and after the guide wheel case, near adopting threaded engagement that angle adjustment screw rod 4 is installed on the guide wheel headstock 13 of guide wheel angle adjustment sliding surface 15 1 sides, the lower end that rotational angle is adjusted 4 angle adjustment screw rods 4 of screw rod can be screwed in the counterbore on the angle adjustment carrying bolt 3, be fixed with servomotor 5 through servomotor panel seat 7 on the guide wheel headstock 13, the output revolving shaft of servomotor 5 and worm shaft 6 coaxial line interlocks, the two ends of worm shaft 6 are respectively through bearing 8, rigid bearing 9 is fixing, worm shaft 6 is perpendicular to guide wheel main shaft 11, be fixed with pot bar 16 on the worm shaft 6, worm screw 16 is meshed with worm gear 10.
When the utility model uses, rotation degree of tightness bar 2 breaks away from the end of its end and angle adjustment carrying bolt 3, upwards turning angle adjustment screw rod 4 makes its lower end break away from counterbore on angle adjustment carrying bolt 3, the inclination angle of adjusting guide wheel headstock 13 drives the variation of guide wheel 12 angles, make guide wheel 12 adjust to the required angle of processing, tighten angle adjustment screw rod 4 then respectively, rotation degree of tightness bar 2 can not rotate guide wheel headstock 13, start servomotor 5, the power output shaft of servomotor 5 drives worm screw 16 and rotates, worm screw 16 drives worm gear 10 rotations that are meshed with it again, and last worm gear 10 drive guide wheel main shafts 11 and the guide wheel 12 that is fixed on the guide wheel main shaft 11 are worked.
Claims (1)
1, a kind of guide pulley transmission unit of centerless grinder, be provided with the guide wheel headstock, the lower end of guide wheel headstock is equipped with the guide wheel main shaft through bearing, it is characterized in that: be fixed with guide wheel on the guide wheel main shaft, the end of guide wheel main shaft is fixed with worm gear, be fixed with servomotor on the guide wheel headstock, in the rotating shaft of servomotor worm screw be installed, worm and wheel is meshed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620080504 CN2875693Y (en) | 2006-01-17 | 2006-01-17 | Guide wheel driving device of coreless grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620080504 CN2875693Y (en) | 2006-01-17 | 2006-01-17 | Guide wheel driving device of coreless grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2875693Y true CN2875693Y (en) | 2007-03-07 |
Family
ID=37818938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620080504 Expired - Fee Related CN2875693Y (en) | 2006-01-17 | 2006-01-17 | Guide wheel driving device of coreless grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2875693Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102528583A (en) * | 2012-02-10 | 2012-07-04 | 江苏迪邦三星轴承有限公司 | Grinding method of thin-wall outer ring with hole |
-
2006
- 2006-01-17 CN CN 200620080504 patent/CN2875693Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102528583A (en) * | 2012-02-10 | 2012-07-04 | 江苏迪邦三星轴承有限公司 | Grinding method of thin-wall outer ring with hole |
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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: 20070307 |