CN103009099A - Rotary fixture for machining center - Google Patents
Rotary fixture for machining center Download PDFInfo
- Publication number
- CN103009099A CN103009099A CN2012105161405A CN201210516140A CN103009099A CN 103009099 A CN103009099 A CN 103009099A CN 2012105161405 A CN2012105161405 A CN 2012105161405A CN 201210516140 A CN201210516140 A CN 201210516140A CN 103009099 A CN103009099 A CN 103009099A
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- mechanism case
- rotating shaft
- fixedly connected
- machining center
- axle sleeve
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Abstract
The invention discloses a rotary fixture for a machining center. The rotary fixture comprises a fixture seat. A positioning rotating shaft is supported on the fixture seat, and is fixedly connected with a clamping mechanism case. A plurality of worm gears are arranged in the clamping mechanism case, and are simultaneously meshed with a worm which is supported on the clamping mechanism case. A shaft sleeve is fixedly arranged in the circumferential direction of an axle of each worm gear, and is supported on the clamping mechanism case. One end of each shaft sleeve is fixedly connected with a clamping device, and the other end of each shaft sleeve is connected with a push-pull cylinder. Each clamping device is provided with an axial through hole which is communicated with an axial hole of the corresponding shaft sleeve. A pull rod penetrates through each axial through hole and the axial hole of the corresponding shaft sleeve. One end of each pull rod is a conical head, and the other end of each pull rod is connected with a piston of the corresponding push-pull cylinder. A graduator is fixedly arranged on each shaft sleeve. A graduation cylinder is arranged on the clamping mechanism case. One end of the worm is connected with a first servo motor. One end of the positioning rotating shaft extends from the clamping mechanism case to be connected with the output end of a divider. The input end of the divider is connected with a second servo motor. According to the fixture, the production efficiency of a factory can be improved, and the production cost can be lowered.
Description
Technical field
The present invention relates to a kind of anchor clamps, particularly relate to a kind of rolling clamp of machining center.
Background technology
At present, work in-process is the workpiece of processing belt centre bore in the heart, usually needs workpiece is fixed on the equipment by anchor clamps, and the fixation workpiece mode is to locate on the anchor clamps that first workpiece are installed in locating shaft, and then by cylinder or bolt Workpiece clamping is fixed.Present anchor clamps on the machining center, position that can not travelling workpiece behind the clamping workpiece needs the cutter of a plurality of directions from a plurality of directions of workpiece workpiece to be processed, and whole processing of finishing workpiece often need multiple clamping; And at present the anchor clamps on the machining center once can only workpiece of clamping, can not realize that a plurality of workpiece of clamped one time process simultaneously.Therefore need larger processing center machine bed apparatus and more servomotor, take than large space, energy consumption is higher, and inefficiency has increased the production cost of factory.
Summary of the invention
The objective of the invention is for the deficiencies in the prior art, a kind of rolling clamp of machining center is provided, these anchor clamps can a plurality of workpiece of clamped one time, and allow workpiece at the both direction synchronous rotary, have improved the production efficiency of factory, have reduced production cost.
The object of the present invention is achieved like this:
A kind of rolling clamp of machining center, comprise clamping fixture seat, rotatably be supported with a positioning rotating shaft on the described clamping fixture seat, circumferentially be fixedly connected with a clamp mechanism case on the described positioning rotating shaft, be provided with a plurality of worm gears side by side in the described clamp mechanism case, a plurality of worm gears whiles and a worm engaging side by side, described worm screw is parallel with positioning rotating shaft, the two ends of worm screw by bearings in the clamp mechanism case, an axle sleeve is circumferentially fixed in the axle center of each worm gear, the two ends of axle sleeve respectively by bearings in the clamp mechanism case, one end of each axle sleeve is fixedly connected with the clamping device of inflatable distortion, the other end of each axle sleeve connects the push-and-pull cylinder, described clamping device is provided with axially extending bore and communicates with the axis hole of axle sleeve, pull bar runs through axially extending bore that clamping device is provided with and the axis hole of axle sleeve, one end of pull bar is the conical head of reducing, the other end is connected with the piston of push-and-pull cylinder, circumferentially be fixed with protractor on the described axle sleeve, it is corresponding with protractor that the clamp mechanism case is provided with the calibration cylinder, the end of described worm screw is fixedly connected with the rotating shaft of the first servomotor, the first servomotor is fixedly connected with the clamp mechanism case, one end of described positioning rotating shaft extends the clamp mechanism case and is fixedly connected with the output of dispenser, the input of dispenser is fixedly connected with the rotating shaft of the second servomotor, and the second servomotor is fixed on the clamping fixture seat.
The quantity of described worm gear is three.
Described pull bar comprises connecting rod, the expansion rod that is threaded with connecting rod, and conical head is positioned at an end of expansion rod, and the other end of expansion rod cooperates with the threaded one end of connecting rod, and the other end of connecting rod is fixedly connected with the piston of push-and-pull cylinder.
The expansion pawl of the inflatable distortion that it is U-shaped that the external part of described clamping device is provided with four cross sections.
Described clamping fixture seat is provided with a dispenser gripper shoe, and dispenser is fixed on the dispenser gripper shoe.
Described clamping fixture seat is provided with one for the slot to make way of clamp mechanism case rotation.
Described worm screw is fixedly connected with the rotating shaft of the first servomotor by shaft coupling.
Described dispenser is fixedly connected with the rotating shaft of positioning rotating shaft, the second servomotor respectively by shaft coupling.
Owing to adopt technique scheme, first servomotor of this rolling clamp can drive worm screw and rotate, thereby drives the worm gear rotation, and then drives the clamping device rotation, and workpiece can be rotated along the axle center of worm screw; Second servomotor of this rolling clamp can drive the positioning rotating shaft rotation by dispenser, thereby drives the rotation of clamp mechanism case, and then workpiece can be rotated along the axle center of positioning rotating shaft.The second servomotor is connected by dispenser with positioning rotating shaft, and precision and life-span that workpiece is rotated along the axle center of positioning rotating shaft are higher.The protractor that calibration cylinder Control Shaft on the clamp mechanism case puts makes workpiece higher along worm screw axle center rotation precision and life-span.The push-and-pull cylinder spurs pull bar by piston, thereby makes the U-shaped expansion pawl of the conical head extruding clamping device of pull bar, and the expansion pawl is radially expanded, thus circumferential clamping work pieces.This rolling clamp once can a plurality of workpiece of clamping, and by rotational workpieces, cutter only need to just can comprehensively be processed workpiece a direction feeding again.
Pull bar is threaded with expansion rod by connecting rod, makes expansion rod conveniently directly take off workpiece for convenience detach from the clamp mechanism case.
These anchor clamps are the clamping travelling workpiece by the way, once can a plurality of workpiece of clamping, and can allow workpiece at the both direction synchronous rotary, make the cutter can be a plurality of of a direction processing work, improve the production efficiency of factory, reduced production cost.
The invention will be further described below in conjunction with the drawings and specific embodiments.
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is structure diagram of the present invention;
Fig. 3 is the A-A cutaway view of Fig. 2;
Fig. 4 is the structure diagram of clamp mechanism case of the present invention;
Fig. 5 is the B-B cutaway view of Fig. 4.
1 is the second servomotor in the accompanying drawing, and 2 is dispenser, and 3 is the dispenser gripper shoe, and 4 is positioning rotating shaft, 5 is the clamp mechanism case, and 6 is the first servomotor, and 7 is worm screw, and 8 is worm gear, 9 is axle sleeve, and 10 is pull bar, and 10a is connecting rod, 10b is expansion rod, and 11 are the push-and-pull cylinder, and 12 is the positioning rotating shaft gripper shoe, 13 is clamping device, and 14 are the expansion pawl, and 15 is the calibration cylinder, 16 is protractor, and 17 is slot to make way, and 18 is clamping fixture seat.
The specific embodiment
Be a kind of embodiment of the rolling clamp of machining center referring to Fig. 1～Fig. 5, this rolling clamp comprises clamping fixture seat 18, rotatably be supported with a positioning rotating shaft 4 on the described clamping fixture seat 18, clamping fixture seat 18 is provided with positioning rotating shaft gripper shoe 12, described positioning rotating shaft 4 by bearings on positioning rotating shaft gripper shoe 12.Circumferentially be fixedly connected with a clamp mechanism case 5 on the described positioning rotating shaft 4, can drive clamp mechanism case 5 during positioning rotating shaft 4 rotation and rotate.Described clamping fixture seat 18 is provided with one and is used for the slot to make way 17 that clamp mechanism case 5 rotates, this slot to make way 17 is positioned on the positioning rotating shaft gripper shoe 12, this slot to make way 17 makes clamp mechanism case 5 can move to position perpendicular to clamping fixture seat 18, and can be spacing to clamp mechanism case 5.Be provided with a plurality of worm gears 8 side by side in the described clamp mechanism case 5, a plurality of worm gears 8 side by side mesh with a worm screw 7 simultaneously, and in clamp mechanism case 5, worm screw 7 can drive a plurality of 8 whiles of worm gears, synchronous rotary when rotating by bearings at the two ends of worm screw 7.The quantity of worm gear 8 can determine that such as output, area etc., worm gear 8 quantity of selecting in the present embodiment are three according to the actual conditions of factory.Described worm screw 7 is parallel with positioning rotating shaft 4, and during with 5 rotation of assurance clamp mechanism case, the position of three worm gear 8 motions is identical.The axle center of each worm gear circumferentially is fixed with respectively an axle sleeve 9, the two ends of axle sleeve 9 respectively by bearings in clamp mechanism case 5, one end of each axle sleeve 9 is fixedly connected with the clamping device 13 of inflatable distortion, the mode that is fixedly connected with is for being threaded, because the load that axle sleeve 9 should be held is larger, this end of axle sleeve 9 passes through two bearings in clamp mechanism case 5.The expansion pawl 14 of the inflatable distortion that it is U-shaped that the external part of described clamping device 13 is provided with four cross sections, the other end of each axle sleeve 9 connects push-and-pull cylinder 11, and described clamping device 13 is provided with axially extending bore and communicates with the axis hole of axle sleeve 9, forms moving conduit.Pull bar 10 runs through axially extending bore that clamping device 13 is provided with and the axis hole of axle sleeve 9, one end of pull bar 10 is the conical head of reducing, the other end is connected with the piston of push-and-pull cylinder 11, after workpiece is installed, pull bar 10 under the effect of push-and-pull cylinder 11 to axle sleeve 9 interior contractions, the conehead extrusion expansion pawl 14 of pull bar 10 is radially expanded the expansion pawl 14 of U-shaped, thus circumferential clamping work pieces.The expansion rod 10b that described pull bar 10 comprises connecting rod 10a, is threaded with connecting rod, conical head is positioned at the end of expansion rod 10b, the other end of expansion rod 10b cooperates with the threaded one end of connecting rod 10a, and the other end of connecting rod 10a is fixedly connected with the piston of push-and-pull cylinder 11.This separable structure of pull bar 10 can directly be taken off expansion rod 10b from connecting rod 10a, can workpiece for convenience detach.Circumferentially be fixed with protractor 16 on the described axle sleeve 9, it is corresponding with protractor 16 that clamp mechanism case 5 is provided with calibration cylinder 15, the piston rod of calibration cylinder 15 is extended to be contacted with the protractor 16 that is respectively equipped with on the axle sleeve 9 respectively, and protractor 16 makes workpiece higher along worm screw 7 axle center rotation precision and life-span.The end of described worm screw 7 is fixedly connected with the rotating shaft of the first servomotor 6, and described worm screw 7 is fixedly connected with the rotating shaft of the first servomotor 6 by shaft coupling, and the first servomotor 6 is fixedly connected with clamp mechanism case 5.When 6 work of the first servomotor, can pass through three worm gears 8 of worm screw 7 drivings and rotate synchronously, rotate thereby drive clamping device 13, and then drive workpiece around the rotation of the axle center of axle sleeve 9.One end of described positioning rotating shaft 4 extends clamp mechanism case 5 and is fixedly connected with the output of dispenser 2, the input of dispenser 2 is fixedly connected with the rotating shaft of the second servomotor 1, because dispenser 2 is pure machine driving, and be operated in the hermetic fuel tank, have high accuracy, high life, highly reliable advantage.Described clamping fixture seat 18 is provided with a dispenser gripper shoe 3, and dispenser 2 is fixed on the dispenser gripper shoe 3, and described dispenser 2 is fixedly connected with the rotating shaft of positioning rotating shaft 4, the second servomotor 1 respectively by shaft coupling.Described the second servomotor 1 is fixed on the clamping fixture seat 18, when 1 work of the second servomotor, can rotate by dispenser 2 driving positioning rotating shafts 4, rotates thereby drive clamp mechanism case 5, and then drives workpiece around the rotation of the axle center of positioning rotating shaft 4.
Before the work of this rolling clamp, to be enclosed within the workpiece of centre bore on the expansion pawl of clamping device first, expansion rod with pull bar passes the centre bore of clamping device and the axis hole of axle sleeve again, be threadedly connected on the connecting rod in the axle sleeve, open the push-and-pull cylinder, the push-and-pull cylinder spurs pull bar by piston, thereby makes the U-shaped expansion pawl of the conical head extruding clamping device of pull bar, the expansion pawl is radially expanded, thus circumferential clamping work pieces.The first servomotor work, drive the worm screw rotation, thereby drive three worm gear rotations, three axle sleeves drive clamping device that under the driving of worm screw, is synchronized with the movement, and then drive workpiece rotating, because axle sleeve is provided with protractor, the cylinder that the clamp mechanism case is provided with can stretch out piston rod and contact with the pneumatic protractor that axle sleeve is provided with, to axle sleeve calibration and locking positioning, the angle of accurate needs of turning of work piece, workpiece rotates around the axle center of axle sleeve, can allow machining center at each face of processing work radially.The second servomotor task driven clamp mechanism case rotation, to correct position, workpiece rotates around the axle center of positioning rotating shaft with workpiece rotating, makes the inclined hole that machining center can processing work.Therefore the present invention only need to just can comprehensively process a direction feeding cutter to workpiece.
The present invention not only is confined to above-described embodiment, carries out the technical scheme of a little change in the situation that does not deviate from the technical solution of the present invention spirit, should fall into protection scope of the present invention.
Claims (8)
1. the rolling clamp of a machining center, comprise clamping fixture seat, it is characterized in that: rotatably be supported with a positioning rotating shaft on the described clamping fixture seat, circumferentially be fixedly connected with a clamp mechanism case on the described positioning rotating shaft, be provided with a plurality of worm gears side by side in the described clamp mechanism case, a plurality of worm gears whiles and a worm engaging side by side, described worm screw is parallel with positioning rotating shaft, the two ends of worm screw by bearings in the clamp mechanism case, an axle sleeve is circumferentially fixed in the axle center of each worm gear, the two ends of axle sleeve respectively by bearings in the clamp mechanism case, one end of each axle sleeve is fixedly connected with the clamping device of inflatable distortion, the other end of each axle sleeve connects the push-and-pull cylinder, described clamping device is provided with axially extending bore and communicates with the axis hole of axle sleeve, pull bar runs through axially extending bore that clamping device is provided with and the axis hole of axle sleeve, one end of pull bar is the conical head of reducing, the other end is connected with the piston of push-and-pull cylinder, circumferentially be fixed with protractor on the described axle sleeve, it is corresponding with protractor that the clamp mechanism case is provided with the calibration cylinder, the end of described worm screw is fixedly connected with the rotating shaft of the first servomotor, the first servomotor is fixedly connected with the clamp mechanism case, one end of described positioning rotating shaft extends the clamp mechanism case and is fixedly connected with the output of dispenser, the input of dispenser is fixedly connected with the rotating shaft of the second servomotor, and the second servomotor is fixed on the clamping fixture seat.
2. the rolling clamp of machining center according to claim 1, it is characterized in that: the quantity of described worm gear is three.
3. the rolling clamp of machining center according to claim 1, it is characterized in that: described pull bar comprises connecting rod, the expansion rod that is threaded with connecting rod, conical head is positioned at an end of expansion rod, the other end of expansion rod cooperates with the threaded one end of connecting rod, and the other end of connecting rod is fixedly connected with the piston of push-and-pull cylinder.
4. the rolling clamp of machining center according to claim 1 is characterized in that: the expansion pawl of the inflatable distortion that it is U-shaped that the external part of described clamping device is provided with four cross sections.
5. the rolling clamp of machining center according to claim 1, it is characterized in that: described clamping fixture seat is provided with a dispenser gripper shoe, and dispenser is fixed on the dispenser gripper shoe.
6. the rolling clamp of machining center according to claim 1 or 5 is characterized in that: described clamping fixture seat is provided with a slot to make way that rotates for the clamp mechanism case.
7. the rolling clamp of machining center according to claim 1, it is characterized in that: described worm screw is fixedly connected with the rotating shaft of the first servomotor by shaft coupling.
8. the rolling clamp of machining center according to claim 1, it is characterized in that: described dispenser is fixedly connected with the rotating shaft of positioning rotating shaft, the second servomotor respectively by shaft coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210516140.5A CN103009099B (en) | 2012-12-06 | 2012-12-06 | Rotary fixture for machining center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210516140.5A CN103009099B (en) | 2012-12-06 | 2012-12-06 | Rotary fixture for machining center |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103009099A true CN103009099A (en) | 2013-04-03 |
| CN103009099B CN103009099B (en) | 2015-03-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210516140.5A Expired - Fee Related CN103009099B (en) | 2012-12-06 | 2012-12-06 | Rotary fixture for machining center |
Country Status (1)
| Country | Link |
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| CN (1) | CN103009099B (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105171471A (en) * | 2015-09-30 | 2015-12-23 | 河南飞龙(芜湖)汽车零部件有限公司 | Supporting device for automotive water pump cover clamp |
| CN105252411A (en) * | 2015-10-26 | 2016-01-20 | 长安大学 | Clamp with automatically steerable clamping head |
| CN105382630A (en) * | 2015-12-02 | 2016-03-09 | 贵州汉诺威数控机床有限公司 | Multifunctional combined indexing mechanism |
| CN106799468A (en) * | 2016-11-30 | 2017-06-06 | 宁夏共享模具有限公司 | A kind of pneumatic expansion fixture for carrying core |
| CN108620286A (en) * | 2018-06-23 | 2018-10-09 | 上海贝特威自动化科技有限公司 | A kind of transmission component for multiple-station rotation glue spreading apparatus |
| CN108817941A (en) * | 2018-07-03 | 2018-11-16 | 安徽派日特智能装备有限公司 | A kind of rotation rivet side device for console assembling |
| CN108838698A (en) * | 2018-08-17 | 2018-11-20 | 东莞长盈精密技术有限公司 | The multistation processing unit (plant) of four axis equipment |
| CN108857385A (en) * | 2018-07-03 | 2018-11-23 | 安徽派日特智能装备有限公司 | A kind of automatic assembly line of console |
| CN108908199A (en) * | 2018-07-03 | 2018-11-30 | 安徽派日特智能装备有限公司 | A kind of double-station rotating device for console assembly |
| CN111872740A (en) * | 2020-06-30 | 2020-11-03 | 安徽省捷甬达智能机器股份有限公司 | Simple graduator |
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| CN202240566U (en) * | 2011-09-09 | 2012-05-30 | 无锡润和叶片制造有限公司 | Rotating clamp for removing margin of steam turbine blade |
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| CN202894819U (en) * | 2012-12-06 | 2013-04-24 | 四川新动脉汽车零部件制造有限公司 | Rotating fixture for machining center |
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| EP0614716A1 (en) * | 1993-02-08 | 1994-09-14 | Xian Hua Xu | Mandrel for processing workpiece with internal spline |
| CN201002187Y (en) * | 2005-12-16 | 2008-01-09 | 谭方华 | Positioning and clamping mechanism for center hole |
| CN201140288Y (en) * | 2008-01-21 | 2008-10-29 | 成都恒成工具制造有限公司 | Automatic displacement apparatus for milling machine spindle |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105171471A (en) * | 2015-09-30 | 2015-12-23 | 河南飞龙(芜湖)汽车零部件有限公司 | Supporting device for automotive water pump cover clamp |
| CN105171471B (en) * | 2015-09-30 | 2017-05-17 | 河南飞龙(芜湖)汽车零部件有限公司 | Supporting device for automotive water pump cover clamp |
| CN105252411A (en) * | 2015-10-26 | 2016-01-20 | 长安大学 | Clamp with automatically steerable clamping head |
| CN105382630A (en) * | 2015-12-02 | 2016-03-09 | 贵州汉诺威数控机床有限公司 | Multifunctional combined indexing mechanism |
| CN105382630B (en) * | 2015-12-02 | 2017-11-07 | 贵州汉诺威数控机床有限公司 | A kind of multi-functional compound indexing mechanism |
| CN106799468A (en) * | 2016-11-30 | 2017-06-06 | 宁夏共享模具有限公司 | A kind of pneumatic expansion fixture for carrying core |
| CN108620286A (en) * | 2018-06-23 | 2018-10-09 | 上海贝特威自动化科技有限公司 | A kind of transmission component for multiple-station rotation glue spreading apparatus |
| CN108817941A (en) * | 2018-07-03 | 2018-11-16 | 安徽派日特智能装备有限公司 | A kind of rotation rivet side device for console assembling |
| CN108857385A (en) * | 2018-07-03 | 2018-11-23 | 安徽派日特智能装备有限公司 | A kind of automatic assembly line of console |
| CN108908199A (en) * | 2018-07-03 | 2018-11-30 | 安徽派日特智能装备有限公司 | A kind of double-station rotating device for console assembly |
| CN108857385B (en) * | 2018-07-03 | 2024-04-05 | 安徽派日特智能装备有限公司 | Automatic instrument assembly line |
| CN108817941B (en) * | 2018-07-03 | 2024-04-05 | 安徽派日特智能装备有限公司 | Rotary riveting edge device for instrument assembly |
| CN108838698A (en) * | 2018-08-17 | 2018-11-20 | 东莞长盈精密技术有限公司 | The multistation processing unit (plant) of four axis equipment |
| CN111872740A (en) * | 2020-06-30 | 2020-11-03 | 安徽省捷甬达智能机器股份有限公司 | Simple graduator |
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|---|---|
| CN103009099B (en) | 2015-03-25 |
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