CN202622559U - Rotatable blade peripheral grinding machine workpiece clamping and transmission device - Google Patents
Rotatable blade peripheral grinding machine workpiece clamping and transmission device Download PDFInfo
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- CN202622559U CN202622559U CN 201220055868 CN201220055868U CN202622559U CN 202622559 U CN202622559 U CN 202622559U CN 201220055868 CN201220055868 CN 201220055868 CN 201220055868 U CN201220055868 U CN 201220055868U CN 202622559 U CN202622559 U CN 202622559U
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Abstract
The utility model relates to a rotatable blade peripheral grinding machine workpiece clamping and transmission device. The rotatable blade peripheral grinding machine workpiece clamping and transmission device comprises an automatic clamping mechanism and a precision transmission mechanism, wherein the automatic clamping mechanism is provided with an apex supporting mechanism, a clamping hydro-cylinder, a lever mechanism and a clamping travel adjusting mechanism, and the lever mechanism is installed between the clamping hydro-cylinder and the apex supporting mechanism. A flat apex end face of the precision transmission mechanism serves as a positioning datum for a workpiece and keeps immobile in the axial direction to be matched with a datum plane of the workpiece, hydraulic oil of the automatic clamping mechanism pushes a piston of the clamping hydro-cylinder to move, enables the apex supporting mechanism to extend out through the lever mechanism until an apex contacts the workpiece, and the workpiece is clamped by increase of oil pressure or manual fine adjustment. When the hydraulic oil is disconnected, a reset spring enables the piston to reset, the flat apex supporting mechanism is enables to reset through the lever mechanism, and the workpiece is loosened. A gear pair of the precision transmission mechanism adopts the method that a small gear is meshed with a group of double-vane big gears, a worm gear pair adopts the method that a two-section worm is meshed with a worm gear, and two kinds of transmission can both effectively reduce gaps of transmission and improve precision of the transmission.
Description
Technical field
The utility model belongs to the manufacture field of metal cutting indexable insert tip, throw away tip, be specifically related to be indexable insert tip periphery grinding machine processing indexable insert tip, throw away tip the time the workpiece clamping driving apparatus.
Background technology
Workpiece clamps and transmission device is the critical component of Metal Cutting Machine Tool, and action realizes that workpiece rotatablely moves when accomplishing the clamping and positioning of workpiece.Concerning indexable insert tip periphery grinding machine, workpiece clamps and is meant workpiece under the cutting force effect, guarantees that relative displacement or deflection do not take place in process in the position of workpiece in positioning fixture; The workpiece transmission is meant that workpiece is along with the regular gyration of anchor clamps around the anchor clamps center.Reliability that clamps and efficient, revolution positioning accuracy all will directly influence the working (machining) efficiency and the machining accuracy of workpiece.
Summary of the invention
The utility model discloses and a kind ofly add the workpiece in man-hour based on indexable insert tip periphery grinding machine and automatically clamp and accurate transmission mechanism,, adapt to requirements of large-scale production to satisfy indexable insert tip periphery grinding machine high efficiency, high-precision requirement.
For realizing above-mentioned purpose, the technical scheme that the utility model adopts is:
The indexable insert tip periphery grinding machine workpiece clamps and transmission device, it is characterized in that, comprises automatic clamping mechanism and precision drive mechanism, and is said:
Automatic clamping mechanism is provided with top supporting mechanism, clamping cylinder, leverage and clamping stroke regulating mechanism, and leverage is arranged between clamping cylinder and the top supporting mechanism;
Precision drive mechanism is provided with motor, clearance elimination gear pair, anti-backlash worm wheel worm gear pair and top supporting mechanism;
Automatic clamping mechanism and precision drive mechanism are installed in the two ends with the one shell, and it is top that a tack respectively is set in two mechanisms, is used for top tight workpiece, and the top center line of described two tack is coaxial, guarantee that the tack at two ends is top coaxial.
Said: top supporting mechanism is provided with that tack is top, center sleeve and sleeve;
Clamping cylinder is provided with the axis of the piston, cylinder body and spring;
Leverage is provided with lever, bearing pin, rotating shaft and bearing pin;
Clamp that the stroke regulating mechanism setting is handled knob, inner screw sheath and external thread sleeve;
Motor is a servomotor;
The clearance elimination gear pair is provided with pinion and gear wheel, and said gear wheel is a split gear;
The anti-backlash worm wheel worm gear pair is provided with worm screw, worm gear, adapter sleeve, bearing cap and bearing, and said worm screw is the double-joint type structure, and adapter sleeve connects gear wheel and worm shaft, and pinion and motor link into an integrated entity through adapter sleeve;
Top supporting mechanism is provided with center sleeve, bearing, bearing cap and circle grating.
The top end face of tack of the utility model precision drive mechanism is motionless at axial restraint as the positioning reference of workpiece; Cooperate with the workpiece datum level; The piston that the hydraulic oil of automatic clamping mechanism promotes clamping cylinder moves; Through leverage top supporting mechanism is stretched out, contact with workpiece, strengthen oil pressure or manual fine-tuning workpiece is clamped until top.When cutting off hydraulic oil, make piston reset by back-moving spring, through leverage the top supporting mechanism of the tack that stretches out is resetted, workpiece is released.The gear pair of precision drive mechanism has adopted pinion and one group of biplate gear wheel engagement, and worm gear adopts the engagement of binodal worm and wheel, and two kinds of transmissions all can effectively reduce the gap of transmission, improve the precision of transmission.Motor is secondary through clearance elimination gear, the anti-backlash worm wheel worm gear pair will rotatablely move and reach top supporting mechanism, makes between the top and workpiece of tack through the workpiece clamping force to produce friction, and does the precision rotating motion thereby drive workpiece.
This programme compared with prior art; Adopt the described workpiece of the utility model to clamp and transmission device; It is fast to clamp action, and reliability is high, has solved that manual clamping is loaded down with trivial details, labour intensity is big, an ineffective difficult problem; Have very high rotating accuracy simultaneously, effectively improved the machining accuracy and the production efficiency of indexable insert tip periphery grinding machine.
Description of drawings
Fig. 1 is the schematic diagram of clamping of the utility model workpiece and transmission device.
Fig. 2, Fig. 3 are the structural representations of clamping of the utility model workpiece and transmission device.
Wherein: 1-pinion, 2-motor, 3-gear wheel, the top A of 4-tack, 5-workpiece, the top B of 6-tack, 7-center sleeve A; The 8-lever, 9-sleeve, 10-bearing pin A, 11-rotating shaft, 12-spring, 13-external thread sleeve, 14-inner screw sheath; 15-handles knob, 16-bearing pin B, 17-the axis of the piston, 18-cylinder body, 19-bearing cap A, 20-bearing A, 21-bearing cap B; The 22-worm gear, 23-center sleeve B, 24-bearing B, 25-bearing cap C, 26-circle grating, 27-bearing C, 28-worm screw; 29-adapter sleeve A, 30-bearing cap D, 31-adapter sleeve B, 32-bearing cap E, 33-bearings D, 34-bearing E, 35-adapter sleeve C.
The specific embodiment
Below in conjunction with accompanying drawing 1-3 and specific embodiment this programme is done and to be further described:
The described indexable insert tip periphery grinding machine workpiece of this programme clamps and transmission device, comprises automatic clamping mechanism and precision drive mechanism, and workpiece 5 is installed between top B 6 of tack and the top A 4 of tack.The top A 4 of tack is installed in the center sleeve B 23 of precision drive mechanism, can rotate at circumferencial direction, and can not move axially.
Said automatic clamping mechanism is made up of top supporting mechanism, clamping cylinder, leverage and clamping stroke regulating mechanism four parts.
Top supporting mechanism mainly is made up of the top B of tack 6, center sleeve A 7, sleeve 9.
Leverage mainly is made up of lever 8, bearing pin A 10, rotating shaft 11, bearing pin B 16.Rotating shaft 11 is centers that lever supports; Bearing pin A 10 is loaded in the sleeve 9 of top supporting mechanism, can the supporting movement of lever be converted into the rectilinear motion of sleeve 9, drives sleeve 9 and makes stretching motion; Bearing pin B 16 is loaded in the axis of the piston 17 of clamping cylinder, when the axis of the piston 17 is done straight reciprocating motion, drives lever through bearing pin B 16 and makes supporting movement.
Clamping cylinder mainly is made up of the axis of the piston 17, cylinder body 18, spring 12, and it mainly acts on and provides clamping force, realizes the workpiece clamping and unclamps action.When cylinder body 18 ends lead to pressure oil, promote the axis of the piston 17 to moving, drive levers 8 through bearing pin B 16 and support, pass through bearing pin A 10 again and drive sleeves 9 integral body to moving, until workpiece 5 is clamped.When closing the pressure oil of cylinder body 18 ends, spring 12 can make the axis of the piston reset, and through leverage top supporting mechanism is resetted, and workpiece is released.
Clamp stroke regulating mechanism mainly by handle knob 15, inner screw sheath 14, external thread sleeve 13 constitute.One end of above-mentioned the axis of the piston 17 is supported in the external thread sleeve 13, and can in external thread sleeve 13, slide; External thread sleeve 13 spins together with inner screw sheath 14, handles knob 15 to link into an integrated entity through screw and inner screw sheath 14.Rotation handles knob 15; Inner screw sheath 14 is rotated simultaneously, make external thread sleeve 13, the overhang of sleeve 9 changed through leverage with the axis of the piston 17 motions; Finally change the distance between the top A 4 peaceful crown point B 6 of tack, realized clamping the adjustment of stroke.
Said accurate transmission mechanism is made up of motor, gear pair, worm couple, top supporting mechanism four parts.
Motor 2 driving elements adopt AC servo motor;
Gear pair is made up of pinion 1, gear wheel 3, and gear wheel 3 is a split gear;
Worm couple is made up of worm screw 28, worm gear 22, adapter sleeve A 29, bearing cap D 30, adapter sleeve B 31, bearing cap E 32, bearings D 33, bearing E 34 and adapter sleeve C 35.Worm screw 28 is the double-joint type structure, can reduce the gap of worm and gear engagement, improves transmission accuracy; Adapter sleeve A 29 is used for gear wheel 3 and worm screw 28 are linked into an integrated entity; Adapter sleeve B 31 is used for the binodal worm screw is linked into an integrated entity; Adapter sleeve C 35 is used for pinion 1 and motor 2 are linked into an integrated entity.
Top supporting mechanism is made up of bearing A20, bearing cap B21, center sleeve B 23, bearing B 24, bearing cap C 25, bearing C 27 and circle grating 26.
The utility model can be applicable to and need clamp on other machine tools of transmission workpiece, or clamps the transmission agency parts as independent workpiece.Described workpiece clamping and transmission device are not limited to and are installed in the same individual shell; Also can automatic clamping mechanism be separated with accurate transmission mechanism according to the needs of processing special workpiece; Make an independent motion module; But the sort of version no matter, its course of work and principle are identical.Therefore its variation belongs to the utility model protection domain.
Obviously, more than be specific descriptions to this programme, any change of under the inventive concept of this programme, being made all will fall in protection scope of the present invention.
Claims (2)
1. an indexable insert tip periphery grinding machine workpiece clamps and transmission device, it is characterized in that, comprises automatic clamping mechanism and precision drive mechanism, and is said:
Automatic clamping mechanism is provided with top supporting mechanism, clamping cylinder, leverage and clamping stroke regulating mechanism, and leverage is arranged between clamping cylinder and the top supporting mechanism;
Precision drive mechanism is provided with motor, clearance elimination gear pair, anti-backlash worm wheel worm gear pair and top supporting mechanism;
Automatic clamping mechanism and precision drive mechanism are installed in body shell two ends, and it is top that a tack respectively is set in two mechanisms, and the top center line of described two tack is coaxial.
2. indexable insert tip periphery grinding machine workpiece according to claim 1 clamps and transmission device, it is characterized in that, and is said:
Top supporting mechanism is provided with that tack is top, center sleeve and sleeve;
Clamping cylinder is provided with the axis of the piston, cylinder body and spring;
Leverage is provided with lever, bearing pin, rotating shaft and bearing pin;
Clamp that the stroke regulating mechanism setting is handled knob, inner screw sheath and external thread sleeve;
Motor is a servomotor;
The clearance elimination gear pair is provided with pinion and gear wheel, and said gear wheel is a split gear;
The anti-backlash worm wheel worm gear pair is provided with worm screw, worm gear, adapter sleeve, bearing cap and bearing, and said worm screw is the double-joint type structure, and adapter sleeve connects gear wheel and worm shaft, and pinion and motor link into an integrated entity through adapter sleeve;
Top supporting mechanism is provided with center sleeve, bearing, bearing cap and circle grating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220055868 CN202622559U (en) | 2012-09-14 | 2012-09-14 | Rotatable blade peripheral grinding machine workpiece clamping and transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220055868 CN202622559U (en) | 2012-09-14 | 2012-09-14 | Rotatable blade peripheral grinding machine workpiece clamping and transmission device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202622559U true CN202622559U (en) | 2012-12-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220055868 Expired - Fee Related CN202622559U (en) | 2012-09-14 | 2012-09-14 | Rotatable blade peripheral grinding machine workpiece clamping and transmission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202622559U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103264350A (en) * | 2013-06-05 | 2013-08-28 | 湖南楚翰智能科技有限公司 | Indexable blade periphery grinding machine zero transmission and automatic clamping device |
| CN103737489A (en) * | 2014-01-16 | 2014-04-23 | 北京工业大学 | Workpiece clamping and driving device of numerical-control camshaft grinding machine |
| CN104162837A (en) * | 2014-03-26 | 2014-11-26 | 天通吉成机器技术有限公司 | Numerical control blade machining and clamping device |
| CN104339260A (en) * | 2014-10-17 | 2015-02-11 | 芜湖洪金机床有限公司 | Two-section worm rod indexing head |
| CN108746677A (en) * | 2018-08-02 | 2018-11-06 | 林子尊 | It is a kind of pneumatically can it is automatic locking and with insurance function lathe |
| CN109500412A (en) * | 2018-12-13 | 2019-03-22 | 株洲易力达机电有限公司 | A kind of combined type precision hard alloy rolling center and its application method |
| CN112247688A (en) * | 2020-12-23 | 2021-01-22 | 江苏新瑞重工科技有限公司 | Automatic cutter clamping structure capable of adjusting clamping stroke and stroke adjusting method |
| CN112476077A (en) * | 2019-09-11 | 2021-03-12 | 阿加森机械制造股份有限公司 | Modular clamping device |
-
2012
- 2012-09-14 CN CN 201220055868 patent/CN202622559U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103264350A (en) * | 2013-06-05 | 2013-08-28 | 湖南楚翰智能科技有限公司 | Indexable blade periphery grinding machine zero transmission and automatic clamping device |
| CN103264350B (en) * | 2013-06-05 | 2015-09-30 | 湖南楚翰智能科技有限公司 | A kind of indexable insert tip periphery grinding machine Zero-drive Chain and automatic clamping device |
| CN103737489A (en) * | 2014-01-16 | 2014-04-23 | 北京工业大学 | Workpiece clamping and driving device of numerical-control camshaft grinding machine |
| CN104162837A (en) * | 2014-03-26 | 2014-11-26 | 天通吉成机器技术有限公司 | Numerical control blade machining and clamping device |
| CN104339260A (en) * | 2014-10-17 | 2015-02-11 | 芜湖洪金机床有限公司 | Two-section worm rod indexing head |
| CN108746677A (en) * | 2018-08-02 | 2018-11-06 | 林子尊 | It is a kind of pneumatically can it is automatic locking and with insurance function lathe |
| CN108746677B (en) * | 2018-08-02 | 2023-09-19 | 邹红波 | Pneumatic lathe capable of automatically locking and having safety function |
| CN109500412A (en) * | 2018-12-13 | 2019-03-22 | 株洲易力达机电有限公司 | A kind of combined type precision hard alloy rolling center and its application method |
| CN109500412B (en) * | 2018-12-13 | 2022-09-06 | 株洲易力达机电有限公司 | Combined type precise hard alloy live center and using method thereof |
| CN112476077A (en) * | 2019-09-11 | 2021-03-12 | 阿加森机械制造股份有限公司 | Modular clamping device |
| CN112247688A (en) * | 2020-12-23 | 2021-01-22 | 江苏新瑞重工科技有限公司 | Automatic cutter clamping structure capable of adjusting clamping stroke and stroke adjusting method |
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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: 20121226 Termination date: 20210914 |