CN205600356U - Left-right rotating screw rod translation type clamp holder - Google Patents
Left-right rotating screw rod translation type clamp holder Download PDFInfo
- Publication number
- CN205600356U CN205600356U CN201620411488.1U CN201620411488U CN205600356U CN 205600356 U CN205600356 U CN 205600356U CN 201620411488 U CN201620411488 U CN 201620411488U CN 205600356 U CN205600356 U CN 205600356U
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- CN
- China
- Prior art keywords
- bar
- screw rod
- chela
- motor
- screw
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 241000040710 Chela Species 0.000 claims description 45
- 238000005096 rolling process Methods 0.000 claims description 5
- 238000003754 machining Methods 0.000 abstract description 4
- 210000000078 claw Anatomy 0.000 abstract 4
- 210000000080 chela (arthropods) Anatomy 0.000 description 6
- 230000003252 repetitive effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
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- Manipulator (AREA)
Abstract
The utility model discloses a control and revolve lead screw translation type holder, include: an electric motor; the screw rod is driven by the motor, one end of the screw rod is provided with left-handed threads and a left-handed nut, and the other end of the screw rod is provided with right-handed threads and a right-handed nut; the left claw rod is fixedly connected with the left-handed nut through a nut seat, and the right claw rod is fixedly connected with the right-handed nut through a nut seat. Two threads with opposite rotation directions are arranged at two ends of the screw rod of the utility model, when the motor drives the screw rod to rotate, the left-handed nut and the right-handed nut at the two ends of the screw rod are close to or far away from each other, thereby driving the left claw rod and the right claw rod to clamp or loosen; the utility model discloses dispose solitary servo motor or step motor, when machining, can conveniently press from both sides tightly or loosen the work piece of different dimensions through the rotation of programming control motor.
Description
Technical field
This utility model relates to a kind of left-right turning screw rod translating type clamper, belongs to clamp art.
Background technology
In cutting process, the size of each finished surface of workpiece to be made, shape and positional precision meet regulation and want
Ask, it is necessary to make workpiece occupy a defined location in lathe or fixture.Location just determines that workpiece or presss from both sides on lathe
Tool occupies the process of tram.Workpiece location is the most accurate, and can the machining accuracy that determine workpiece reach requirement.
Workpiece clamping is that the people ensure that workpiece reduces vibration on the premise of being accurately positioned or loosens, in order to realize processing.
At present, some fixtures can clamp the limited diameter of workpiece, and positioning precision is poor.Fixture in use tooth bar with
Gear can produce wear phenomenon, thus produces bigger gap, and now actively pincers are to be pushed directly on by oil cylinder, and driven pincers
To be realized moving by the indirect action of tooth bar and gear, once to produce gap, then actively pincers will produce asynchronous with driven pincers
Phenomenon.So center can offset, lose clamp precision.
Summary of the invention
Technical problem to be solved in the utility model is: overcome the deficiencies in the prior art, it is provided that a kind of left-right turning screw rod is put down
Shifting type clamper, to solve the nonsynchronous technical problem of the chela of fixture.
In order to solve above-mentioned technical problem, the technical solution of the utility model is, a kind of left-right turning screw rod translating type clamper,
Including:
Motor；
By the screw mandrel of motor-driven, one end of screw mandrel has left hand thread and is provided with left-handed nut, and the other end has the right side
Rotation screw thread is also provided with right-handed nut；
Chela bar, including left chela bar and right chela bar, left chela bar is connected by nut seat and left-handed nut are fixing, right
Chela bar is connected by nut seat is fixing with right-handed nut.
Further providing for the concrete structure of a kind of screw mandrel, described screw mandrel includes a pair oppositely oriented two screw mandrel, two silks
Bar is connected as one by a connecting shaft, and is simultaneously driven by motor.
Further providing for the another kind of structure of screw mandrel, described screw mandrel is the Bidirectional-screw with a pair oppositely oriented screw thread.
Guiding further for the holding action of chela bar, described left-right turning screw rod translating type clamper also includes leading
Rail, between described left chela bar and left-handed nut, right chela bar and right-handed nut be respectively connected with guide rod, on described guide rod
Having the through hole matched with guide rail, guide rod is enclosed within guide rail by through hole.
Further for improving repetitive positioning accuracy, described screw mandrel is ball screw, and described guide rail is rolling guide.
Further for the rotation conveniently by programming Control motor, described left-right turning screw rod translating type clamper is also
Including servomotor or stepping motor for controlling described motor, described motor is in servomotor or stepping
Rotate under the control of motor.
After have employed technique scheme, screw mandrel two ends of the present utility model are provided with oppositely oriented two screw thread, work as electricity
When motivation drives screw mandrel to rotate, the left-handed nut at screw mandrel two ends and right-handed nut is close to each other or away from, thus drive left pincers
Claw bar and right chela bar cramp tightly work or unclamp work；It is dynamic that this utility model can make left chela bar and right chela bar synchronize
Make, it is to avoid the problem that the action asynchronous clamp precision caused is low；This utility model is configured with single servomotor
Or stepping motor, when machining, can clamp conveniently by the rotation of programming Control motor or unclamp difference
The workpiece of dimensions；It addition, when screw mandrel is ball screw, when described guide rail is rolling guide, a left side can be greatly improved
Chela bar and the repetitive positioning accuracy of right chela bar, it is possible to be suitable to use in high-precision processing.
Accompanying drawing explanation
Fig. 1 is structure principle chart of the present utility model；
In figure, 1, motor, 2, screw mandrel, 3, guide rail, 4-1, left chela bar, 4-2, right chela bar, 5, guide rod.
Detailed description of the invention
In order to make content of the present utility model be easier to be clearly understood, below according to specific embodiment and combine accompanying drawing,
This utility model is described in further detail.
As it is shown in figure 1, a kind of left-right turning screw rod translating type clamper, including:
Motor 1；
The screw mandrel 2 driven by motor 1, one end of screw mandrel 2 has left hand thread and is provided with left-handed nut, the other end
There is right-handed thread and right-handed nut is installed；
Chela bar, solid with left-handed nut by nut seat including left chela bar 4-1 and right chela bar 4-2, left chela bar 4-1
Fixed connection, right chela bar 4-2 is connected by nut seat is fixing with right-handed nut, it is provided that translate pinching action accurately.
Preferably, as it is shown in figure 1, screw mandrel 2 includes a pair oppositely oriented two screw mandrel, two screw mandrels are by a connection
Axle connects as one, and is simultaneously driven by motor 1.
Alternatively, as it is shown in figure 1, left-right turning screw rod translating type clamper also includes guide rail 3, left chela bar 4-1 is with left
Between spin nut, right chela bar 4-2 and right-handed nut be respectively connected with guide rod 5, guide rod 5 has and matches with guide rail 3
Through hole, guide rod 5 is overlapped on guides 3 by through hole；
When left chela bar 4-1 and right chela bar 4-2 moves left and right under the drive of screw mandrel 2, guide rod 5 is along guide rail 3
Direction is moved, it is ensured that the left chela bar 4-1 being connected on guide rod 5 and the translational motion of right chela bar 4-2, and translates
Type chela can make workpiece self-centering.
Preferably, in order to improve repetitive positioning accuracy, screw mandrel 2 is ball screw, and guide rail 3 is rolling guide.
Further, left-right turning screw rod translating type clamper also includes the servomotor for controlling described motor 1 or step
Entering motor, motor 1 rotates under the control of servomotor or stepping motor.
Embodiment two:
As it is shown in figure 1, a kind of left-right turning screw rod translating type clamper, including:
Motor 1；
The screw mandrel 2 driven by motor 1, one end of screw mandrel 2 has left hand thread and is provided with left-handed nut, the other end
There is right-handed thread and right-handed nut is installed；
Chela bar, solid with left-handed nut by nut seat including left chela bar 4-1 and right chela bar 4-2, left chela bar 4-1
Fixed connection, right chela bar 4-2 is connected by nut seat is fixing with right-handed nut.
Preferably, screw mandrel 2 is the Bidirectional-screw with a pair oppositely oriented screw thread.
Further, left-right turning screw rod translating type clamper also includes the servomotor for controlling described motor 1 or step
Entering motor, motor 1 rotates under the control of servomotor or stepping motor.
Clamping force F in this clamperNWith the computing formula between driving moment T that leading screw provides is:
In formula, dOFor the central diameter (mm) of threads of lead screw, β is the helical angle of screw thread.
Screw mandrel 2 two ends of the present utility model are provided with oppositely oriented two screw thread, when motor 1 drives screw mandrel 2 to rotate
Time, the left-handed nut at screw mandrel 2 two ends and right-handed nut is close to each other or away from, thus drive left chela bar 4-1 and right pincers
Claw bar 4-2 clamps work or unclamps work；It is dynamic that this utility model can make left chela bar 4-1 and right chela bar 4-2 synchronize
Make, it is to avoid the problem that the action asynchronous clamp precision caused is low；This utility model is configured with single servomotor
Or stepping motor, when machining, can clamp conveniently by the rotation of programming Control motor 1 or unclamp not
Workpiece with dimensions；It addition, when screw mandrel 2 is ball screw, when guide rail 3 is rolling guide, a left side can be greatly improved
Chela bar 4-1 and the repetitive positioning accuracy of right chela bar 4-2, it is possible to be suitable to use in high-precision processing.
Particular embodiments described above, solves the technical problem that this utility model, technical scheme and beneficial effect are carried out
Further describe, be it should be understood that and the foregoing is only specific embodiment of the utility model, not
For limiting this utility model, all within spirit of the present utility model and principle, any amendment of being made, equivalent,
Improve, within should be included in protection domain of the present utility model.
Claims (6)
1. a left-right turning screw rod translating type clamper, it is characterised in that including:
Motor (1)；
The screw mandrel (2) driven by motor (1), one end of screw mandrel (2) has left hand thread and is provided with left-handed nut,
The other end has right-handed thread and is provided with right-handed nut；
Chela bar, including left chela bar (4-1) and right chela bar (4-2), left chela bar (4-1) by nut seat with
Left-handed nut is fixing to be connected, and right chela bar (4-2) is connected by nut seat is fixing with right-handed nut.
Left-right turning screw rod translating type clamper the most according to claim 1, it is characterised in that: described screw mandrel (2)
Including a pair oppositely oriented two screw mandrel, two screw mandrels are connected as one by a connecting shaft, and by motor (1)
Simultaneously drive.
Left-right turning screw rod translating type clamper the most according to claim 1, it is characterised in that: described screw mandrel (2)
For having the Bidirectional-screw of a pair oppositely oriented screw thread.
4. according to the left-right turning screw rod translating type clamper described in claim 1 or 2 or 3, it is characterised in that: described
Left-right turning screw rod translating type clamper also includes guide rail (3), between described left chela bar (4-1) and left-handed nut,
Right chela bar (4-2) and right-handed nut are respectively connected with guide rod (5), described guide rod (5) have and guide rail (3) phase
The through hole coordinated, guide rod (5) is enclosed within guide rail (3) by through hole.
Left-right turning screw rod translating type clamper the most according to claim 4, it is characterised in that: described screw mandrel (2)
For ball screw, described guide rail (3) is rolling guide.
Left-right turning screw rod translating type clamper the most according to claim 5, it is characterised in that: described left-right rotary
Leading screw translating type clamper also includes the servomotor for controlling described motor (1) or stepping motor, described
Motor (1) rotates under the control of servomotor or stepping motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620411488.1U CN205600356U (en) | 2016-05-09 | 2016-05-09 | Left-right rotating screw rod translation type clamp holder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620411488.1U CN205600356U (en) | 2016-05-09 | 2016-05-09 | Left-right rotating screw rod translation type clamp holder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205600356U true CN205600356U (en) | 2016-09-28 |
Family
ID=56969496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620411488.1U Expired - Fee Related CN205600356U (en) | 2016-05-09 | 2016-05-09 | Left-right rotating screw rod translation type clamp holder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205600356U (en) |
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106492695A (en) * | 2016-11-08 | 2017-03-15 | 珠海迪尔生物工程有限公司 | A kind of vortex oscillation device |
| CN106553900A (en) * | 2016-10-29 | 2017-04-05 | 安徽旭虹机械设备有限公司 | A kind of bar extraction clamp device |
| CN106695433A (en) * | 2017-01-21 | 2017-05-24 | 袁媛 | Clamping adjusting mechanism and cutting unit for automatic cutting machine |
| CN107095525A (en) * | 2017-04-14 | 2017-08-29 | 浙江雷霆电子科技有限公司 | A kind of electronic product display equipment |
| CN107378817A (en) * | 2017-06-13 | 2017-11-24 | 安徽机电职业技术学院 | A kind of station packaged type screw rod plierses clamping apparatus |
| CN107584103A (en) * | 2017-09-22 | 2018-01-16 | 芜湖火龙动力科技有限公司 | A kind of sand container moving device of sand formwork casting line |
| CN108214658A (en) * | 2018-01-05 | 2018-06-29 | 海宁奇瑞特光电有限公司 | A kind of detent mechanism for being used to manufacture solar water heater water tank |
| CN108591718A (en) * | 2018-04-25 | 2018-09-28 | 未石互动科技股份有限公司 | A kind of transparent mobile screen |
| CN108747693A (en) * | 2018-04-17 | 2018-11-06 | 安徽畅宇泵阀制造有限公司 | A kind of processing unit (plant) of centrifugal pump |
| CN108746833A (en) * | 2018-06-07 | 2018-11-06 | 安徽广美钢业有限公司 | A kind of hi-precision cutting device for stainless pipe |
| CN109282773A (en) * | 2018-11-27 | 2019-01-29 | 常州机电职业技术学院 | Pipe fitting detection device and detection system |
| CN109572933A (en) * | 2018-10-18 | 2019-04-05 | 武汉船用机械有限责任公司 | A kind of de- cable device of heaving pile |
| CN109806466A (en) * | 2019-03-22 | 2019-05-28 | 李蕾 | A kind of fixed gloves of perfusion tube convenient for wearing |
| CN110678029A (en) * | 2019-10-08 | 2020-01-10 | 六安市三鑫电器设备有限公司 | Portable electric cabinet |
| CN111216542A (en) * | 2020-01-21 | 2020-06-02 | 常州市鼎豪车辆配件有限公司 | Automobile water tank frame with collision buffering performance |
| CN112091105A (en) * | 2020-09-03 | 2020-12-18 | 济南精鹏数控设备有限公司 | Numerical control clamp |
| CN112171342A (en) * | 2020-10-13 | 2021-01-05 | 杭州云勃机械设计有限公司 | Left-right rotation screw rod translation type clamp holder and using method thereof |
| CN112247633A (en) * | 2020-10-13 | 2021-01-22 | 杭州云勃机械设计有限公司 | Horizontal rotation type clamp holder for left-right rotation lead screw |
| WO2022077203A1 (en) | 2020-10-13 | 2022-04-21 | Shanghai Flexiv Robotics Technology Co., Ltd. | Gripper and robotic arm |
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2016
- 2016-05-09 CN CN201620411488.1U patent/CN205600356U/en not_active Expired - Fee Related
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| CN106553900A (en) * | 2016-10-29 | 2017-04-05 | 安徽旭虹机械设备有限公司 | A kind of bar extraction clamp device |
| CN106492695A (en) * | 2016-11-08 | 2017-03-15 | 珠海迪尔生物工程有限公司 | A kind of vortex oscillation device |
| CN106695433A (en) * | 2017-01-21 | 2017-05-24 | 袁媛 | Clamping adjusting mechanism and cutting unit for automatic cutting machine |
| CN106695433B (en) * | 2017-01-21 | 2019-07-26 | 青岛瑞宜利特变压器设备有限公司 | Material folding adjustment mechanism and cutter unit for automatic gas cutting machine |
| CN107095525A (en) * | 2017-04-14 | 2017-08-29 | 浙江雷霆电子科技有限公司 | A kind of electronic product display equipment |
| CN107378817A (en) * | 2017-06-13 | 2017-11-24 | 安徽机电职业技术学院 | A kind of station packaged type screw rod plierses clamping apparatus |
| CN107584103B (en) * | 2017-09-22 | 2019-05-03 | 芜湖火龙动力科技有限公司 | A kind of sand container moving device of sand formwork casting line |
| CN107584103A (en) * | 2017-09-22 | 2018-01-16 | 芜湖火龙动力科技有限公司 | A kind of sand container moving device of sand formwork casting line |
| CN108214658A (en) * | 2018-01-05 | 2018-06-29 | 海宁奇瑞特光电有限公司 | A kind of detent mechanism for being used to manufacture solar water heater water tank |
| CN108747693A (en) * | 2018-04-17 | 2018-11-06 | 安徽畅宇泵阀制造有限公司 | A kind of processing unit (plant) of centrifugal pump |
| CN108591718A (en) * | 2018-04-25 | 2018-09-28 | 未石互动科技股份有限公司 | A kind of transparent mobile screen |
| CN108591718B (en) * | 2018-04-25 | 2019-11-22 | 未石互动科技股份有限公司 | A kind of transparent mobile screen |
| CN108746833A (en) * | 2018-06-07 | 2018-11-06 | 安徽广美钢业有限公司 | A kind of hi-precision cutting device for stainless pipe |
| CN108746833B (en) * | 2018-06-07 | 2019-10-11 | 上海华普钢结构股份有限公司 | A kind of hi-precision cutting device for stainless pipe |
| CN109572933A (en) * | 2018-10-18 | 2019-04-05 | 武汉船用机械有限责任公司 | A kind of de- cable device of heaving pile |
| CN109282773A (en) * | 2018-11-27 | 2019-01-29 | 常州机电职业技术学院 | Pipe fitting detection device and detection system |
| CN109806466A (en) * | 2019-03-22 | 2019-05-28 | 李蕾 | A kind of fixed gloves of perfusion tube convenient for wearing |
| CN110678029A (en) * | 2019-10-08 | 2020-01-10 | 六安市三鑫电器设备有限公司 | Portable electric cabinet |
| CN111216542A (en) * | 2020-01-21 | 2020-06-02 | 常州市鼎豪车辆配件有限公司 | Automobile water tank frame with collision buffering performance |
| CN112091105A (en) * | 2020-09-03 | 2020-12-18 | 济南精鹏数控设备有限公司 | Numerical control clamp |
| CN112171342A (en) * | 2020-10-13 | 2021-01-05 | 杭州云勃机械设计有限公司 | Left-right rotation screw rod translation type clamp holder and using method thereof |
| CN112247633A (en) * | 2020-10-13 | 2021-01-22 | 杭州云勃机械设计有限公司 | Horizontal rotation type clamp holder for left-right rotation lead screw |
| WO2022077203A1 (en) | 2020-10-13 | 2022-04-21 | Shanghai Flexiv Robotics Technology Co., Ltd. | Gripper and robotic arm |
| EP4204192A4 (en) * | 2020-10-13 | 2023-11-01 | Shanghai Flexiv Robotics Technology Co., Ltd. | Gripper and robotic arm |
| US11986950B2 (en) | 2020-10-13 | 2024-05-21 | Shanghai Flexiv Robotics Technology Co., Ltd. | Gripper and robotic arm |
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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: 20160928 Termination date: 20200509 |