CN114012708A - Small-size electronic clamping jaw - Google Patents
Small-size electronic clamping jaw Download PDFInfo
- Publication number
- CN114012708A CN114012708A CN202111449779.1A CN202111449779A CN114012708A CN 114012708 A CN114012708 A CN 114012708A CN 202111449779 A CN202111449779 A CN 202111449779A CN 114012708 A CN114012708 A CN 114012708A
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- Prior art keywords
- unit
- small
- clamping
- clamping jaw
- slide rail
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- 238000009434 installation Methods 0.000 claims abstract description 14
- 230000008602 contraction Effects 0.000 claims 1
- 230000007246 mechanism Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J9/00—Programme-controlled manipulators
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J15/00—Gripping heads and other end effectors
- B25J15/02—Gripping heads and other end effectors servo-actuated
- B25J15/0253—Gripping heads and other end effectors servo-actuated comprising parallel grippers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J15/00—Gripping heads and other end effectors
- B25J15/08—Gripping heads and other end effectors having finger members
- B25J15/10—Gripping heads and other end effectors having finger members with three or more finger members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J9/00—Programme-controlled manipulators
- B25J9/10—Programme-controlled manipulators characterised by positioning means for manipulator elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J9/00—Programme-controlled manipulators
- B25J9/10—Programme-controlled manipulators characterised by positioning means for manipulator elements
- B25J9/12—Programme-controlled manipulators characterised by positioning means for manipulator elements electric
- B25J9/123—Linear actuators
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- Engineering & Computer Science (AREA)
- Robotics (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention provides a small-sized electric clamping jaw which comprises an installation platform and a driving unit installed on the installation platform, wherein a through groove is formed in the center of the installation platform, a telescopic unit is arranged in the through groove, and the driving unit drives the telescopic unit to stretch and retract; the upper end of flexible unit is equipped with sliding connection's chuck unit on slide rail and the slide rail that is umbrella type distribution, all be equipped with the cooperation on the chuck unit the spout of slide rail, the spout slope sets up, the chuck unit is in remove on the terminal surface of mount table, and pass through the spout is followed the slide rail is close to or keeps away from flexible unit's the central axis. The clamping device is simple in structure, convenient to operate, small in size, capable of clamping cylindrical parts, high in clamping precision, flexible and convenient, and wide in application range.
Description
Technical Field
The invention relates to the technical field of mechanical clamping jaws, in particular to a small electric clamping jaw.
Background
The clamping jaw generally has two clamping parts capable of moving relatively, and the conventional clamping jaw generally adopts an independent driving mode, namely two driving mechanisms respectively drive the two clamping parts. The mode has the advantages of complex structure, large volume and high cost, and in actual operation, the problem that deviation of two clamping parts occurs due to the fact that two driving mechanisms are asynchronous, and clamping precision is affected frequently occurs.
Thus, a simultaneous clamping jaw mechanism has emerged, i.e. a single drive element is used to drive both clamping parts simultaneously, resulting in a simultaneous movement of the clamping parts. Compared with the traditional driving scheme, the device has the advantages of simple structural design, good synchronism, high movement precision and the like.
However, most of the existing synchronous clamping jaw mechanisms only have two clamping parts, and can only clamp cylindrical parts in two directions, so that clamping of the cylindrical parts cannot be realized, the clamping precision is poor, and if a chuck is used for clamping the cylindrical parts, the clamping jaw mechanism is high in cost, large in size, poor in flexibility and limited in application range.
Disclosure of Invention
The invention solves the technical problem of providing a small-sized electric clamping jaw which is convenient to operate, simple in structure and high in precision.
In order to solve the technical problems, the invention provides a small-sized electric clamping jaw which comprises an installation platform and a driving unit arranged on the installation platform, wherein a through groove is formed in the center of the installation platform, a telescopic unit is arranged in the through groove, and a driving shaft of the driving unit is connected with the telescopic unit through the through groove and drives the telescopic unit to stretch and retract;
the upper end of flexible unit is equipped with sliding connection's chuck unit on slide rail and the slide rail that is umbrella type distribution, all be equipped with the cooperation on the chuck unit the spout of slide rail, the spout slope sets up, the chuck unit is in remove on the terminal surface of mount table, and pass through the spout is followed the slide rail is close to or keeps away from flexible unit's the central axis.
Furthermore, the lower extreme of flexible unit is equipped with the screw hole, flexible unit with drive unit's drive shaft threaded connection, drive unit is driving motor.
Further, the chuck units are provided with 3 chuck units and are distributed along the circumferential direction of the central axis of the telescopic unit.
Further, the chuck unit comprises a sliding block and a clamping plate, the sliding groove is formed in the sliding block, and the clamping plate is fixedly installed on the sliding block and moves synchronously with the sliding block.
Furthermore, the clamping surfaces of the clamping plates face the central axis of the telescopic unit, V-shaped grooves are formed in the clamping surfaces and are located at the upper end portions of the clamping blocks.
Furthermore, the slider is T type slider, be equipped with the cooperation on the mount table the T type groove of slider, the slider is followed T type groove removes, the slip moving direction with the flexible direction of flexible unit is perpendicular.
Furthermore, be equipped with on the mount table and hold the chamber, the slider with the slide rail is located hold the intracavity, hold the upper end in chamber and install the apron.
Furthermore, a connecting plate is arranged between the driving unit and the mounting table, and the driving unit and the mounting table are respectively arranged on two sides of the connecting plate.
Compared with the related art, the invention has the following beneficial effects:
the invention provides a small-sized electric clamping jaw which is simple in structure, small in size and convenient to operate, a driving unit can drive a telescopic unit to contract, a chuck unit slides along a sliding rail through a sliding groove on the end surface of an installation table in the telescopic process of the telescopic unit, the sliding rail is distributed in an umbrella shape, the sliding groove is obliquely arranged in cooperation with the sliding rail, and the telescopic unit pulls the chuck unit to synchronously approach or move towards the central axis of the telescopic unit, so that clamping action is realized. The clamping head units are also distributed in an umbrella shape, can synchronously clamp the clamping parts in multiple directions, can be suitable for clamping cylindrical parts, and is low in working cost, good in stability, high in clamping precision, flexible and convenient and wide in application range.
In order to make the aforementioned and other objects, features and advantages of the invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a preferred embodiment of the present invention;
FIG. 2 is a schematic diagram of an internal structure of a preferred embodiment of the present invention;
FIG. 3 is a schematic cross-sectional view of FIG. 1;
fig. 4 is a schematic view of an installation structure of the chuck unit and the telescopic unit provided by the invention.
Reference numbers in the figures:
1. an installation table; 11. a T-shaped groove; 12. a boss; 2. a drive unit; 3. a through groove; 4. a telescopic unit; 41. a slide rail; 42. a threaded hole; 5. a chuck unit; 51. a chute; 52. a slider; 53. a splint; 6. a V-shaped groove; 7. an accommodating chamber; 8. a cover plate; 9. a housing; 10. and (7) connecting plates.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, fig. 2, fig. 3 and fig. 4, a small-sized electric clamping jaw includes a mounting table 1 and a driving unit 2 mounted on the mounting table 1, a through groove 3 is formed in the center of the mounting table 1, a telescopic unit 4 is arranged in the through groove 3, and a driving shaft of the driving unit 2 is connected with the telescopic unit 4 through the through groove 3 and drives the telescopic unit 4 to stretch and retract;
Specifically, the lower extreme of flexible unit 4 is equipped with screw hole 42, flexible unit 4 with drive unit 2's drive shaft threaded connection, drive unit 2 is driving motor. The telescopic unit 4 performs telescopic work on the driving shaft of the driving motor through the screw hole 42 by forward rotation or reverse rotation of the driving motor.
In this embodiment, the number of the collet units 5 is 3, and the 3 collet units are circumferentially distributed along the central axis of the telescopic unit 4. When the chuck unit 5 is pulled conveniently by stretching of the telescopic unit 4, the chuck unit 5 can approach or deviate by taking the central axis of the telescopic unit 4 as the center, so that synchronous clamping in the circumferential direction is realized, and cylindrical parts can be clamped.
Wherein, cartridge unit 5 includes slider 52 and splint 53, spout 51 sets up on the slider 52, splint 53 fixed mounting be in on the slider 52, and with slider 52 synchronous movement, slider 52 is T type slider, be equipped with the cooperation on mount table 1 the T type groove 11 of slider 52, slider 52 is followed T type groove 11 removes, the slip moving direction with the flexible direction of flexible unit 4 is perpendicular, through the cooperation installation of T type groove 11 with T type slider for cartridge unit 5 can only remove at mount table 1 in the removal process along slide rail 41 through spout 51.
Specifically, the clamping face of splint 53 all moves towards the central axis of flexible unit 4, be equipped with V type groove 6 on the clamping face, V type groove 6 is located the upper end of clamp splice when splint 53 presss from both sides the part through the clamping face, through V type groove 6 location part, the bottom sprag part through V type groove 6 simultaneously improves and presss from both sides the precision of getting, presss from both sides the stability of getting.
In this embodiment, mount table 1 has boss 12, and boss 12 is circular boss, be equipped with on mount table 1 and hold chamber 7, hold chamber 7 and be located boss 12, hold chamber 7 and lead to the groove intercommunication, and T type groove 11 sets up on boss 12, slider 52 with slide rail 41 is located hold the intracavity 7, hold the upper end in chamber 7 and install apron 8, drive unit 2 with be equipped with even board 10 between the mount table 1, drive unit 2 with mount table 1 installs respectively even the both sides of board 10, the outside of drive unit 2 still is equipped with shell 9, and shell 9 installs on even board 10.
When the telescopic unit 4 is driven to stretch and move through the work of the driving unit 2, the chuck units 5 are connected with the sliding rails 41 which are distributed on the telescopic unit 4 in an umbrella shape in a sliding mode through the sliding grooves 51, in the process of stretching and retracting the telescopic unit 4, the chuck units 5 horizontally move on the mounting table 1 and move close to or deviate from the central axis of the telescopic unit 4 along the sliding rails 41, and as the chuck units 5 are distributed on the central axis of the telescopic unit 4 in the circumferential direction, 3 chuck units 5 synchronously move in the circumferential direction of the telescopic unit 4 in the process of stretching and retracting the telescopic unit 4, the clamping action can be carried out, and the clamping device is rapid, convenient, simple and convenient, can be suitable for clamping cylindrical parts and is high in precision.
The clamping device has the advantages of simple structure, few internal parts, convenience in installation and small volume, can be flexibly used in a plurality of occasions, and can clamp cylindrical parts.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (8)
1. A small-sized electric clamping jaw is characterized by comprising an installation platform and a driving unit installed on the installation platform, wherein a through groove is formed in the center of the installation platform, a telescopic unit is arranged in the through groove, and a driving shaft of the driving unit is connected with the telescopic unit through the through groove and drives the telescopic unit to stretch;
the upper end of flexible unit is equipped with sliding connection's chuck unit on slide rail and the slide rail that is umbrella type distribution, all be equipped with the cooperation on the chuck unit the spout of slide rail, the spout slope sets up, the chuck unit is in remove on the terminal surface of mount table, and pass through the spout is followed the slide rail is close to or keeps away from flexible unit's the central axis.
2. The small-sized electric clamping jaw according to claim 1, wherein the lower end of the telescopic unit is provided with a threaded hole, the telescopic unit is in threaded connection with a driving shaft of the driving unit, and the driving unit is a driving motor.
3. A small electrically powered clamping jaw according to claim 1, characterized in that said collet units are provided in 3 numbers and are circumferentially distributed along the central axis of said telescopic unit.
4. A small electrically powered clamping jaw according to claim 3, characterised in that said clamping head unit comprises a slide on which said runner is arranged and a clamping plate fixedly mounted on said slide and moving synchronously with said slide.
5. The small-sized electric clamping jaw according to claim 4, wherein the clamping surfaces of the clamping plates face the central axis of the telescopic unit, and V-shaped grooves are formed in the clamping surfaces and are located at the upper end portions of the clamping blocks.
6. The small-sized electric clamping jaw according to claim 4, wherein the sliding block is a T-shaped sliding block, a T-shaped groove matched with the sliding block is arranged on the mounting table, the sliding block moves along the T-shaped groove, and the sliding movement direction is perpendicular to the expansion and contraction direction of the expansion unit.
7. The small-sized electric clamping jaw according to claim 4, wherein an accommodating cavity is formed in the mounting table, the sliding block and the sliding rail are located in the accommodating cavity, and a cover plate is mounted at the upper end of the accommodating cavity.
8. The small-sized electric clamping jaw according to claim 1, wherein a connecting plate is arranged between the driving unit and the mounting table, and the driving unit and the mounting table are respectively arranged on two sides of the connecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111449779.1A CN114012708A (en) | 2021-11-30 | 2021-11-30 | Small-size electronic clamping jaw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111449779.1A CN114012708A (en) | 2021-11-30 | 2021-11-30 | Small-size electronic clamping jaw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114012708A true CN114012708A (en) | 2022-02-08 |
Family
ID=80067351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111449779.1A Pending CN114012708A (en) | 2021-11-30 | 2021-11-30 | Small-size electronic clamping jaw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114012708A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203695999U (en) * | 2014-01-14 | 2014-07-09 | 梁恩富 | High-speed hollow three-jaw chuck |
| DE202015100071U1 (en) * | 2014-01-29 | 2015-04-20 | Hurise Co., Ltd. | Elastic chuck |
| CN207841356U (en) * | 2017-12-13 | 2018-09-11 | 浙江梵煜电子科技有限公司 | A kind of total closed type hydraulic pressure clamping jaw |
| CN108705019A (en) * | 2018-07-17 | 2018-10-26 | 江苏应流机械制造有限责任公司 | A kind of clamping device for forging the processing of ball valve end cap |
| CN209491537U (en) * | 2018-11-20 | 2019-10-15 | 蒂森克虏伯发动机***(大连)有限公司 | Fixture for holding parts |
| CN213054863U (en) * | 2020-07-29 | 2021-04-27 | 安徽布尔自动化工程有限公司 | Intelligent robot electric drive anchor clamps structure |
| CN213197569U (en) * | 2020-06-24 | 2021-05-14 | 莆田学院 | Industrial manipulator |
| CN213998637U (en) * | 2020-12-28 | 2021-08-20 | 博众精工科技股份有限公司 | Self-centering tool for circular workpiece |
| CN216940678U (en) * | 2021-11-30 | 2022-07-12 | 苏州触点机器人科技有限公司 | Small-size electronic clamping jaw |
-
2021
- 2021-11-30 CN CN202111449779.1A patent/CN114012708A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203695999U (en) * | 2014-01-14 | 2014-07-09 | 梁恩富 | High-speed hollow three-jaw chuck |
| DE202015100071U1 (en) * | 2014-01-29 | 2015-04-20 | Hurise Co., Ltd. | Elastic chuck |
| CN207841356U (en) * | 2017-12-13 | 2018-09-11 | 浙江梵煜电子科技有限公司 | A kind of total closed type hydraulic pressure clamping jaw |
| CN108705019A (en) * | 2018-07-17 | 2018-10-26 | 江苏应流机械制造有限责任公司 | A kind of clamping device for forging the processing of ball valve end cap |
| CN209491537U (en) * | 2018-11-20 | 2019-10-15 | 蒂森克虏伯发动机***(大连)有限公司 | Fixture for holding parts |
| CN213197569U (en) * | 2020-06-24 | 2021-05-14 | 莆田学院 | Industrial manipulator |
| CN213054863U (en) * | 2020-07-29 | 2021-04-27 | 安徽布尔自动化工程有限公司 | Intelligent robot electric drive anchor clamps structure |
| CN213998637U (en) * | 2020-12-28 | 2021-08-20 | 博众精工科技股份有限公司 | Self-centering tool for circular workpiece |
| CN216940678U (en) * | 2021-11-30 | 2022-07-12 | 苏州触点机器人科技有限公司 | Small-size electronic clamping jaw |
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