CN202934431U - Oilstone servo swell-shrinking feeding device - Google Patents
Oilstone servo swell-shrinking feeding device Download PDFInfo
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- CN202934431U CN202934431U CN 201220333437 CN201220333437U CN202934431U CN 202934431 U CN202934431 U CN 202934431U CN 201220333437 CN201220333437 CN 201220333437 CN 201220333437 U CN201220333437 U CN 201220333437U CN 202934431 U CN202934431 U CN 202934431U
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Abstract
Disclosed is an oilstone servo swell-shrinking feeding device. The device comprises a servo motor, a ball screw screw drive pair, a casing with front and rear openings and a push-pull rod, the ball screw screw drive pair is arranged in the casing, the servo motor and the casing are oppositely fixed, an output shaft end of the servo motor penetrates through the casing from the front opening to be connected with one end of the ball screw screw drive pair, one end of the push-pull rod is inserted into the casing from the rear opening to be connected with the other end of the ball screw screw drive pair, and the other end of the push-pull rod is exposed out of the casing to be connected with a swell-shrinking mechanism in a honing head. According to the oilstone servo swell-shrinking feeding device, the rotating movement of the servo motor is converted into the linear movement of the push-pull rod by the ball screw screw drive pair, a swell-shrinking amount is duly provided for oilstone in the honing head in a quantitative pulse mode, and thereby problems existing in constant pressure feeding modes of hydraulic servo oil cylinder feeding devices in prior art are solved.
Description
Technical field:
The utility model relates to the transmission and control technology field of controlling honing head oilstone breathing amount, particularly a kind ofly can accurately control honing head oilstone harmomegathus amount to realize the servo breathing feed arrangement of oilstone of workpiece aperture precision honing by Numeric Control Technology.
Background technology:
at present, the control of honing head oilstone breathing amount and the general servo apply hydraulic pressure oil cylinder of feeding mode feed arrangement, this device is the constant-pressure type feed arrangement, namely the input pressure by maintenance feed cylinder under SERVO CONTROL is constant before the honing operation finishes, and then the contact of honing head oilstone and hole wall keeps constant when making Hole honing, honing starting stage efficient is higher, but the raising along with Hole Wall Roughness, lubricant effect between oilstone and hole wall reduces rapidly, cutting in addition foam is difficult for again rinsing after piling up on oilstone, therefore, honing efficient decreases again, and be unfavorable for that oilstone is from sharp.In addition, the feed motion of this device also is subjected to the impact of electric control system and hydraulic system frequency response and has hysteresis, thereby can cause grinding excessive or owe the grinding phenomenon, and therefore, the inner bore honing precision is stable not.
Summary of the invention:
The defective that exists for the constant-pressure type feeding mode itself that overcomes the hydraulic servo oil cylinder feed arrangement and the oilstone insufficient lubrication, the self-sharpening that cause are poor, honing efficient is non-constant and the unsettled deficiency of honing precision, the utility model provides a kind of oilstone servo breathing feed arrangement.
[0004] the servo breathing feed arrangement of a kind of oilstone, comprise servomotor, ball screw spiral transmission, have before and after housing and the pull bar of opening, the ball screw spiral transmission is arranged in housing, servomotor output shaft end fixing and servomotor relative to housing penetrates housing and is connected with an end of ball screw spiral transmission from open front, and an end of pull bar inserts housing and is connected with the other end of ball screw spiral transmission from after-opening.The other end of pull bar is exposed at outside housing, to be connected with breathing mechanism in honing head and by the ball screw spiral transmission, rotatablely moving of servomotor to be converted to the rectilinear motion of pull bar, drive pull bar and produce the push-and-pull displacement, make the oilstone in honing head produce certain breathing amount.
[0005] preferred, the servo breathing feed arrangement of oilstone also comprises planetary reduction gear, shaft coupling, servomotor is connected to the input shaft end of planetary reduction gear with the flange pattern, the output shaft end of planetary reduction gear is connected to housing one end, and an end of ball screw spiral transmission is connected with the output shaft end of planetary reduction gear by shaft coupling.
[0006] preferred, be provided with the dead eye position in housing, and the dead eye position also is provided with near the open front of housing the slotted hole that penetrates with the housing inner chamber on housing, and slotted hole is near the after-opening of housing, and the ball screw spiral transmission comprises screw mandrel, screw, screw fairlead, the axial region of the close motion thread of screw mandrel is connected with shaft coupling after passing angular contact thrust ball bearing on a pair of dead eye position that is arranged in opposite directions in housing, screw and screw fairlead are arranged in housing and close after-opening, the little axial end portion of screw is inserted in the hole of screw fairlead one end, the large axle head of screw and screw fairlead are axially adopting screw to fix, the motion thread end of screw mandrel screws in screw from the large end of screw, the intermediate radial position of screw fairlead has a pin-and-hole, in pin-and-hole, interference is equipped with a spline spacer pin, the spline spacer pin stretches out in the slotted hole of partial insertion housing of screw fairlead, the other end of screw fairlead is connected with the pull bar axial restraint, and pull bar and screw fairlead can relatively rotate.
[0007] preferred, the angular contact thrust ball bearing is fixed in the dead eye of housing inner chamber by bearing outer ring gland, bearing inner race gland, wherein the bearing outer ring gland is fixed on housing by holding screw, and the bearing inner race gland is fixed on screw mandrel by holding screw.
[0008] preferred, the end that pull bar has a shoulder by a pair of end face thrust ball bearing in the hole that is arranged on the screw fairlead and screw fairlead at axial restraint, the end face of the close housing after-opening of screw fairlead is equipped with bearing gland, and the opening of the rod end projecting shaft pressure cap of pull bar is to insert the breathing amount of push-and-pull oilstone breathing mechanism controls oilstone in honing head.
[0009] preferred, the servo breathing feed arrangement of oilstone also comprises shaft coupling, switch cover, spline cover, bearing separation sleeve, end cap, and the ball screw spiral transmission comprises screw mandrel, screw, anti-rotation block; Servomotor is connected to the open front of housing by the switching connecting plate, the two ends correspondence of switch cover is passed and is arranged on two interior angular contact ball bearings of housing to be fixed in housing, one end of switch cover is connected with the output shaft end of servomotor by shaft coupling, and the little axle head of screw inserts and overlaps relative fixing with switch from the switch cover other end; The bearing separation sleeve is arranged in housing, and is enclosed within that switch puts and between two angular contact ball bearings; The after-opening of housing is installed described end cap, spline is set between screw and end cap and is relative with end cap fixing by screw, the diameter of the endoporus of spline cover is greater than the overall diameter of screw mandrel, and the inner hole wall of spline cover axially offers the spline groove, the motion thread end of screw mandrel screws in screw, one end of the other end of screw mandrel and described anti-rotation block is fixed, the other end of anti-rotation block inserts in the spline groove of spline cover, the other end of screw mandrel also is connected with the pull bar axial restraint, and pull bar and screw mandrel can relatively rotate.
[0010] preferred, screw mandrel is hollow columnar, the end that pull bar has shoulder inserts in the endoporus of screw mandrel, and is axially fixed in the endoporus of screw mandrel by a pair of thrust ball bearing in the endoporus that is arranged on screw mandrel and the bearing locking cover end with shoulder with pull bar; The other end of pull bar stretches out to insert the breathing amount of push-and-pull oilstone breathing mechanism controls oilstone in honing head from the opening part of end cap.
[0011] preferred, shaft coupling comprises little sleeve end and the large end that is connected with little sleeve end, little sleeve end has a degree of depth to surpass the cutting groove of outside diameter near the root of large end, the little sleeve end of shaft coupling is positioned at the jackshaft of this cutting groove to a penetrability otch is arranged, shaft coupling is connected with the main shaft of servomotor with screw in otch both sides, the end face of the end that the switch cover is connected with shaft coupling has two projections, and bossing inserts in groove recessed on the shaft coupling large end face.
When [0012] utilizing the servo breathing feed arrangement of above-mentioned oilstone to provide the breathing amount for the oilstone in honing head, digital control system provides power for the ball screw spiral transmission with controlling the quantitative pulsed of servomotor, the screw drive mode of ball screw spiral transmission is converted to the axial direct displacement of the lines with the push-and-pull pull bar with revolution or the corner that servomotor provides, and then make pull bar also quantitatively pulsed ground provide the breathing amount for the oilstone in honing head, the problem that exists with this constant-pressure type feeding mode that overcomes hydraulic servo oil cylinder feed arrangement in prior art.
Description of drawings:
Fig. 1 is the structural representation of the servo breathing feed arrangement of the oilstone of a better embodiment.
[0014] Fig. 2 is the shell structure schematic diagram in Fig. 1.
[0015] Fig. 3 is the screw structure schematic diagram in Fig. 1.
[0016] Fig. 4 is the screw structural representation in Fig. 1.
[0017] Fig. 5 is the screw guide sleeve structure schematic diagram in Fig. 1.
[0018] Fig. 6 is the pull bar structural representation in Fig. 1.
[0019] Fig. 7 is the servo breathing feed arrangement of the oilstone structural representation of another better embodiment.
[0020] Fig. 8 is the shell structure schematic diagram in Fig. 7.
[0021] Fig. 9 is the shaft coupling cross-sectional view in Fig. 7.
[0022] Figure 10 is the front view of the shaft coupling in Fig. 7.
[0023] Figure 11 is the switch cover cross-sectional view in Fig. 7.
[0024] Figure 12 is the front view of the switch cover in Fig. 7.
[0025] Figure 13 is the ball screw spiral transmission structural representation in Fig. 7.
[0026] Figure 14 is the spline cover cross-sectional view in Fig. 7.
[0027] Figure 15 is the front view of the spline cover in Fig. 7.
[0028] Figure 16 is the application controls principle of the servo breathing feed arrangement of oilstone.
[0029] in figure: the servo breathing feed arrangement 10 of oilstone, servomotor 11, ball screw spiral transmission 12, screw mandrel 121, motion thread section 1210, staged connecting portion 1211, screw 122, little axle head 1220, large axle head 1221, screw fairlead 123, pin-and-hole 1230, prepass 1231, middle passage 1232, rear passage 1233, spline spacer pin 124, bearing gland 125, end face thrust ball bearing 126, housing 13, dead eye position 131, open front 132, slotted hole 133, after-opening 134, pull bar 14, shoulder 141, planetary reduction gear 15, shaft coupling 16, angular contact thrust ball bearing 17, bearing outer ring gland 18, bearing inner race gland 19, the servo breathing feed arrangement 20 of oilstone, servomotor 21, ball screw spiral transmission 22, screw mandrel 221, screw 222, little axle head 2220, large axle head 2221, anti-rotation block 223, housing 23, open front 231, after-opening 232, pull bar 24, shoulder 241, shaft coupling 25, little sleeve end 251, large end 252, cutting groove 253, otch 254, groove 255, switch cover 26, projection 261, spline cover 27, spline groove 271, bearing separation sleeve 28, end cap 29, switching connecting plate 30, angular contact ball bearing 31, thrust ball bearing 32, bearing locking cover 33, digital control system 40, input module 41, detection module 42.
The specific embodiment:
Please refer to Fig. 1, the servo breathing feed arrangement 10 of oilstone comprises servomotor 11, ball screw spiral transmission 12, has housing 13 and the pull bar 14 of front and back opening.Ball screw spiral transmission 12 is arranged in housing 13, the output shaft end of servomotor 11 fixing and servomotor 11 relative to housing 13 penetrates and is connected with an end of ball screw spiral transmission 12 from the open front of housing 13, and an end of pull bar 14 is from the after-opening insertion housing 13 of housing 13 and be connected with the other end of ball screw spiral transmission 12.The other end of pull bar 14 is exposed at outside housing 13, take be connected with honing head and the screw-nut kind of drive by ball screw spiral transmission 12 dynamically the oilstone in the honing head breathing amount is provided.
[0031] in the present embodiment, the servo breathing feed arrangement 10 of oilstone also comprises planetary reduction gear 15, shaft coupling 16, servomotor 11 is connected to the input shaft end of planetary reduction gear 15 with the flange pattern, planetary reduction gear 15 is relative with housing 13 fixing, and an end of ball screw spiral transmission 12 is connected with the output shaft of planetary reduction gear 15 by shaft coupling 16.Please be simultaneously referring to Fig. 2, be provided with dead eye position 131 in housing 13, and dead eye position 131 also be provided with the slotted hole 133 that penetrates with housing 13 inner chambers on housing 13, and slotted hole 133 is near the after-opening 134 of housings 13 near the open front 132 of housings 13.Wherein, servomotor 11 can be the miniature high-speed motor.
[0032] ball screw spiral transmission 12 comprises screw mandrel 121, screw 122, screw fairlead 123, spline spacer pin 124, bearing gland 125, end face thrust ball bearing 126.The axial region of the close motion thread of screw mandrel 121 is connected with shaft coupling 16 after passing angular contact thrust ball bearing 17 on a pair of dead eye position that is arranged in opposite directions in housing 13, wherein angular contact thrust ball bearing 17 is fixed in the dead eye of housing 13 inner chambers by bearing outer ring gland 18, bearing inner race gland 19, wherein bearing outer ring gland 18 is fixed by screws on housing 13, and bearing inner race gland 19 is fixed by screws on screw mandrel 121.screw 122 and screw fairlead 123 are arranged in housing 13 and the after-opening 123 of close housing 13, the little axial end portion of screw 122 is inserted in the hole of screw fairlead 123 1 ends, the large axle head of screw 122 and screw fairlead 123 are axially adopting screw to fix, the motion thread end of screw mandrel 121 screws in screw 122 from the large end of screw 122, the intermediate radial position of screw fairlead 123 has a pin-and-hole 1230, the interior interference of pin-and-hole 1230 is equipped with a spline spacer pin 124, spline spacer pin 124 stretches out in the slotted hole 133 of partial insertion housing 13 of screw fairlead 123, the other end of screw fairlead 123 is connected with pull bar 14 axial restraints, and pull bar 14 can relatively rotate with screw fairlead 123.The end that pull bar 14 has a shoulder 141 by a pair of end face thrust ball bearing 126 in the hole that is arranged on screw fairlead 123 with screw fairlead 123 at axial restraint, the after-opening of the close housing 13 of screw fairlead 123 is equipped with bearing gland 125, and the opening of the rod end projecting shaft pressure cap 125 of pull bar 14 is to insert the breathing amount of push-and-pull oilstone breathing mechanism controls oilstone in honing head.
[0033] please be simultaneously referring to Fig. 3 to Fig. 6, screw mandrel 121 comprises motion thread section 1210 and the staged connecting portion 1211 that is connected with motion thread section 1210, and staged connecting portion 1211 passes a pair of angular contact thrust ball bearing 17 that is arranged in opposite directions on housing 13 interior dead eye position and is connected with shaft coupling 16 afterwards; Screw 122 comprises little axle head 1220 and the large axle head 1221 that is connected with little axle head 1220; Screw fairlead 123 comprises prepass 1231, middle passage 1232 and rear passage 1233, and the channel diameter of prepass 1231 and rear passage 1233 offers described pin-and-hole 1230 greater than the channel diameter of middle passage 1232 on the wall of middle passage 1232.One end of pull bar 14 is provided with the shoulder 141 of annular.
[0034] please refer to the structural representation of the servo breathing feed arrangement of oilstone of another better embodiment shown in Figure 7, the servo breathing feed arrangement 20 of oilstone comprises servomotor 21, ball screw spiral transmission 22, have before and after the housing 23 of opening and pull bar 24, shaft coupling 25, switch cover 26, spline cover 27, bearing separation sleeve 28, end cap 29.please be simultaneously referring to Fig. 8 to Figure 15, ball screw spiral transmission 22 comprises screw mandrel 221, screw 222, anti-rotation block 223, servomotor 21 is connected to the open front of housing 23 by switching connecting plate 30, the two ends correspondence of switch cover 26 is passed and is arranged on two interior angular contact ball bearings 31 of housing 23 to be fixed in housing 23, one end of switch cover 26 is connected with the output shaft end of servomotor 21 by shaft coupling 25, and the little axle head of screw 222 is from switch cover 26 other ends insertions and relative fixing with switch cover 26, bearing separation sleeve 28 is arranged in housing 23, and is enclosed within on switch cover 26 and between two angular contact ball bearings 31, the after-opening of housing 23 is installed described end cap 29, spline cover 27 is arranged between screw 222 and end cap 29 and is relative with end cap 29 fixing by screw, the diameter of the endoporus of spline cover 27 is greater than the overall diameter of screw mandrel 221, and the inner hole wall of spline cover 27 axially offers spline groove 271, the motion thread end of screw mandrel 221 screws in screw 222, one end of the other end of screw mandrel 221 and described anti-rotation block 223 is fixed, the other end of anti-rotation block 223 inserts in the spline groove 271 of spline cover 27, the other end of screw mandrel 221 also is connected with pull bar 24 axial restraints, and pull bar 24 can relatively rotate with screw mandrel 221.Wherein, servomotor 21 can be medium-sized slow-speed motor.
[0035] inner chamber of housing 23 is hierarchic structure, and the diameter of the open front 231 of housing 23 is less than the diameter of after-opening 232; Screw mandrel 221 is hollow columnar, and screw 222 comprises little axle head 2220 and the large axle head 2221 that is connected with little axle head 2220, and anti-rotation block 223 is rectangle; One end of pull bar 24 is provided with the shoulder 241 of annular, the end that pull bar 24 has shoulder inserts in the endoporus of screw mandrel 221, and is axially fixed in the endoporus of screw mandrel 221 by a pair of thrust ball bearing 32 in the endoporus that is arranged on screw mandrel 221 and bearing locking cover 33 ends with shoulder 241 with pull bar 24; The other end of pull bar 24 stretches out to insert the breathing amount of push-and-pull oilstone breathing mechanism controls oilstone in honing head from the opening part of end cap 29; Shaft coupling 25 comprises little sleeve end 251 and the large end 252 that is connected with little sleeve end 251, little sleeve end 251 has a degree of depth to surpass the cutting groove 253 of large end 252 diameters near the root of large end 252, the little sleeve end 251 of shaft coupling 25 is positioned at the jackshaft of cutting groove 253 to a penetrability otch 254 is arranged, the output shaft of shaft coupling 25 with servomotor 21 is connected with screw in otch 254 both sides, the end face of switch cover 26 ends that are connected with shaft coupling 25 has two projections 261, and projection 261 is inserted in groove 255 recessed on shaft coupling 25 large end faces.
[0036] please be simultaneously referring to Figure 16, when using the servo breathing feed arrangement 10 of oilstone to provide the breathing amount as the oilstone in honing head, first the servo breathing feed arrangement 10 of oilstone is connected with digital control system 40, digital control system 40 also is connected with input module 41 and detection module 42.Detection module 42 is measured oilstone to the stock removal in workpiece aperture, and produces the corresponding value of grinding.Input module 41 operation response persons' input target aperture constrained parameters and the operation of known oilstone parameter produce corresponding target aperture constrained parameters value and known oilstone parameter value.The servo breathing feed arrangement 10 of oilstone provides the breathing amount for the oilstone in honing head dynamically by the screw-nut kind of drive.Digital control system 40 reaches according to target aperture constrained parameters value, known oilstone parameter value, and the grinding value calculates the servomotor rotational value, and produce certain displacement according to the pull bar 14 of the servo breathing feed arrangement 10 of rotational value control oilstone, make the rod end of pull bar extend in honing head push-and-pull oilstone breathing mechanism, radially produce certain breathing amount to realize oilstone to honing head.The servo breathing feed arrangement 10 of oilstone in Figure 13 also can replace with the servo breathing feed arrangement 20 of oilstone.
Claims (8)
1. servo breathing feed arrangement of oilstone, it is characterized in that: the servo breathing feed arrangement of oilstone comprises servomotor, ball screw spiral transmission, has housing and the pull bar of front and back opening, the ball screw spiral transmission is arranged in housing, servomotor output shaft end fixing and servomotor relative to housing penetrates housing and is connected with an end of ball screw spiral transmission from open front, and an end of pull bar inserts housing and is connected with the other end of ball screw spiral transmission from after-opening; The other end of pull bar is exposed at outside housing, being connected with breathing mechanism in honing head and by the ball screw spiral transmission, rotatablely moving of servomotor being converted to the rectilinear motion of pull bar, take quantitative pulse mode in time the oilstone in the honing head breathing amount is provided.
2. the servo breathing feed arrangement of oilstone according to claim 1, it is characterized in that: the servo breathing feed arrangement of oilstone also comprises planetary reduction gear, shaft coupling, servomotor is connected to the input shaft end of planetary reduction gear with the flange pattern, the output shaft end of planetary reduction gear is connected to housing one end, and an end of ball screw spiral transmission is connected with the output shaft end of planetary reduction gear by shaft coupling.
3. the servo breathing feed arrangement of oilstone according to claim 2, it is characterized in that: be provided with the dead eye position in housing, and the dead eye position is near the open front of housing, also be provided with the slotted hole that penetrates with the housing inner chamber on housing, and slotted hole is near the after-opening of housing, and the ball screw spiral transmission comprises screw mandrel, screw, screw fairlead, the axial region of the close motion thread of screw mandrel is connected with shaft coupling after passing angular contact thrust ball bearing on a pair of dead eye position that is arranged in opposite directions in housing, screw and screw fairlead are arranged in housing and close after-opening, the little axial end portion of screw is inserted in the hole of screw fairlead one end, the large axle head of screw and screw fairlead are axially adopting screw to fix, the motion thread end of screw mandrel screws in screw from the large end of screw, the intermediate radial position of screw fairlead has a pin-and-hole, in pin-and-hole, interference is equipped with a spline spacer pin, the spline spacer pin stretches out in the slotted hole of partial insertion housing of screw fairlead, the other end of screw fairlead is connected with the pull bar axial restraint, and pull bar and screw fairlead can relatively rotate.
4. the servo breathing feed arrangement of oilstone according to claim 3, it is characterized in that: the angular contact thrust ball bearing is fixed in the dead eye of housing inner chamber by bearing outer ring gland, bearing inner race gland, wherein the bearing outer ring gland is fixed on housing by holding screw, and the bearing inner race gland is fixed on screw mandrel by holding screw.
5. the servo breathing feed arrangement of oilstone according to claim 3, it is characterized in that: the end that pull bar has a shoulder by a pair of end face thrust ball bearing in the hole that is arranged on the screw fairlead and screw fairlead at axial restraint, the end face of the close housing after-opening of screw fairlead is equipped with bearing gland, and the opening of the rod end projecting shaft pressure cap of pull bar is to insert the breathing amount of push-and-pull oilstone breathing mechanism controls oilstone in honing head.
6. the servo breathing feed arrangement of oilstone according to claim 1, it is characterized in that: the servo breathing feed arrangement of oilstone also comprises shaft coupling, switch cover, spline cover, bearing separation sleeve, end cap, and the ball screw spiral transmission comprises screw mandrel, screw, anti-rotation block; Servomotor is connected to the open front of housing by the switching connecting plate, the two ends correspondence of switch cover is passed and is arranged on two interior angular contact ball bearings of housing to be fixed in housing, one end of switch cover is connected with the output shaft end of servomotor by shaft coupling, and the little axle head of screw inserts and overlaps relative fixing with switch from the switch cover other end; The bearing separation sleeve is arranged in housing, and is enclosed within that switch puts and between two angular contact ball bearings; The after-opening of housing is installed described end cap, spline is set between screw and end cap and is relative with end cap fixing by screw, the diameter of the endoporus of spline cover is greater than the overall diameter of screw mandrel, and the inner hole wall of spline cover axially offers the spline groove, the motion thread end of screw mandrel screws in screw, one end of the other end of screw mandrel and described anti-rotation block is fixed, the other end of anti-rotation block inserts in the spline groove of spline cover, the other end of screw mandrel also is connected with the pull bar axial restraint, and pull bar and screw mandrel can relatively rotate.
7. the servo breathing feed arrangement of oilstone according to claim 6, it is characterized in that: screw mandrel is hollow columnar, the end that pull bar has shoulder inserts in the endoporus of screw mandrel, and is axially fixed in the endoporus of screw mandrel by a pair of thrust ball bearing in the endoporus that is arranged on screw mandrel and the bearing locking cover end with shoulder with pull bar; The other end of pull bar stretches out to insert the breathing amount of push-and-pull oilstone breathing mechanism controls oilstone in honing head from the opening part of end cap.
8. the servo breathing feed arrangement of oilstone according to claim 6, it is characterized in that: shaft coupling comprises little sleeve end and the large end that is connected with little sleeve end, little sleeve end has a degree of depth to surpass the cutting groove of outside diameter near the root of large end, the little sleeve end of shaft coupling is positioned at the jackshaft of this cutting groove to a penetrability otch is arranged, shaft coupling is connected with the main shaft of servomotor with screw in otch both sides, the end face of the end that the switch cover is connected with shaft coupling has two projections, and bossing inserts in groove recessed on the shaft coupling large end face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220333437 CN202934431U (en) | 2012-07-11 | 2012-07-11 | Oilstone servo swell-shrinking feeding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220333437 CN202934431U (en) | 2012-07-11 | 2012-07-11 | Oilstone servo swell-shrinking feeding device |
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| Publication Number | Publication Date |
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| CN202934431U true CN202934431U (en) | 2013-05-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220333437 Expired - Fee Related CN202934431U (en) | 2012-07-11 | 2012-07-11 | Oilstone servo swell-shrinking feeding device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102717327A (en) * | 2012-07-11 | 2012-10-10 | 银川市恒益达机械有限公司 | Oilstone servo expansion and shrinkage feed device |
| CN103363243A (en) * | 2013-08-07 | 2013-10-23 | 重庆望江工业有限公司 | Device for dressing candlestick inner pipe |
| CN106678283A (en) * | 2017-01-17 | 2017-05-17 | 北京因时机器人科技有限公司 | Small linear driver with position feedback function |
| CN107877379A (en) * | 2017-12-12 | 2018-04-06 | 苏州信能精密机械有限公司 | A kind of honing machine honing list feed mechanism |
-
2012
- 2012-07-11 CN CN 201220333437 patent/CN202934431U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102717327A (en) * | 2012-07-11 | 2012-10-10 | 银川市恒益达机械有限公司 | Oilstone servo expansion and shrinkage feed device |
| CN103363243A (en) * | 2013-08-07 | 2013-10-23 | 重庆望江工业有限公司 | Device for dressing candlestick inner pipe |
| CN103363243B (en) * | 2013-08-07 | 2015-07-22 | 重庆望江工业有限公司 | Device for dressing candlestick inner pipe |
| CN106678283A (en) * | 2017-01-17 | 2017-05-17 | 北京因时机器人科技有限公司 | Small linear driver with position feedback function |
| CN107877379A (en) * | 2017-12-12 | 2018-04-06 | 苏州信能精密机械有限公司 | A kind of honing machine honing list feed mechanism |
| CN107877379B (en) * | 2017-12-12 | 2024-01-09 | 苏州信能精密机械有限公司 | Honing machine honing list feed mechanism |
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Granted publication date: 20130515 Termination date: 20130711 |