CN107175346B - Electric three-jaw chuck - Google Patents
Electric three-jaw chuck Download PDFInfo
- Publication number
- CN107175346B CN107175346B CN201710547036.5A CN201710547036A CN107175346B CN 107175346 B CN107175346 B CN 107175346B CN 201710547036 A CN201710547036 A CN 201710547036A CN 107175346 B CN107175346 B CN 107175346B
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- chuck
- hole
- bolt
- switch
- electric
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/02—Chucks
- B23B31/24—Chucks characterised by features relating primarily to remote control of the gripping means
- B23B31/28—Chucks characterised by features relating primarily to remote control of the gripping means using electric or magnetic means in the chuck
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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- Gripping On Spindles (AREA)
Abstract
The invention discloses an electric three-jaw chuck, which comprises clamping jaws, an electric cylinder, a front chuck, a middle chuck, a rear chuck, a power supply, a bolt I, an electric wire, a bolt II, a switch and a balance pin, wherein three clamping jaws are axially arrayed at the left end of the front chuck, the clamping jaws are connected with the front chuck in a moving pair mode, the middle chuck is positioned at the right end of the front chuck and connected with the front chuck through a bolt, the electric cylinder is positioned between the front chuck and the middle chuck, the electric cylinder is connected with the front chuck through a bolt, the electric cylinder is fixedly connected with the clamping jaws, the rear chuck is positioned at the right end of the middle chuck, the rear chuck is connected with the middle chuck through a bolt, the power supply is positioned at the left end of the rear chuck, the power supply is embedded in the rear chuck, the electric wire is positioned in the right end of the middle chuck, the switch is installed on the circumferential edge of the rear chuck, the balance pin is installed on the circumferential edge of the rear chuck, and the switch and the balance pin are symmetrical about the center of the rear chuck. The invention has the characteristics of convenient operation, simple structure and strong practicability.
Description
Technical Field
The invention relates to the technical field of machining, in particular to an electric three-jaw chuck.
Background
As is well known, the three-jaw chuck is the most commonly used fixture in the machining field, and is an indispensable component of both traditional lathes and modern numerically controlled lathes. Therefore, there is an urgent need for a three-jaw chuck, i.e., an electric three-jaw chuck, which is convenient to operate, simple in structure and strong in practicability and can realize electric control of the three-jaw chuck.
Disclosure of Invention
In order to overcome the deficiencies of the prior art, the present invention provides an electric three-jaw chuck.
The technical scheme adopted by the invention is as follows: the utility model provides an electronic three-jaw chuck, includes jack catch, electronic jar, preceding chuck, well chuck, back chuck, power, bolt I, electric wire, bolt II, switch and balance pin, its characterized in that: the clamping jaws are axially arrayed along the left end of the front chuck, the clamping jaws are connected with the front chuck in a sliding pair mode, clamping jaw baffles are arranged at the upper ends of the clamping jaws, and rectangular grooves are formed in two side faces of each clamping jaw; the center of the front chuck is provided with a through hole I, three I-shaped guide rail grooves are axially arrayed along the excircle of the through hole I on one side of the front chuck, rectangular stepped grooves are respectively arranged on the corresponding surfaces of each I-shaped guide rail groove on the other side of the front chuck, threaded holes I are arranged at the positions, close to the through hole I, of the rectangular stepped grooves, and threaded holes II are respectively arranged between every two adjacent rectangular stepped grooves; the middle chuck is positioned at the right end of the front chuck and connected with the front chuck through a bolt I, a through hole II is formed in the center of the middle chuck, three semi-cylindrical stepped grooves are axially arrayed on one side of the middle chuck along the excircle of the through hole II, rectangular grooves are formed in the positions, close to the through hole II, of the semi-cylindrical stepped grooves, a through hole III is formed between every two adjacent semi-cylindrical stepped grooves, and an annular groove I is formed in the other side of the middle chuck; the electric cylinder is positioned between the front chuck and the middle chuck, the electric cylinder is connected with the front chuck through a bolt II, and the electric cylinder is fixedly connected with the clamping jaw, so that the clamping jaw is driven to move when the electric cylinder works; the rear chuck is positioned at the right end of the middle chuck, the rear chuck is connected with the middle chuck through a bolt I, a through hole IV is formed in the center of the rear chuck, the rear chuck is axially arrayed with three through holes V along the excircle of the through hole IV, a threaded hole III is formed between every two adjacent through holes V, an annular groove II is formed in one side of the rear chuck, a hole I matched with the switch is formed in the outer diameter of the rear chuck, a hole II matched with the balance pin is formed in the outer diameter of the rear chuck, and the hole I and the hole II are symmetrical about the circle center of the rear chuck; the power supply is positioned at the left end of the rear chuck, embedded in the annular groove II of the rear chuck and used for providing electric power for the operation of the electric cylinder; the electric wire is positioned in the annular groove I of the middle chuck and is connected with the power supply and the electric cylinder; the switch is arranged in a hole I on the circumferential edge of the rear chuck and used for controlling the working state of the electric cylinder; the balance pin is arranged in a hole II on the circumferential edge of the rear chuck and is used for balancing a switch, and the switch and the balance pin are symmetrical about the center of the rear chuck, so that the center of gravity of the rear chuck is positioned on the center of the circle.
Compared with the prior art, the invention has the beneficial effects that: an electric three-jaw chuck has the characteristics of convenient operation, simple structure and strong practicability.
Drawings
The invention is further illustrated by the following examples in conjunction with the drawings.
FIG. 1 is a cross-sectional view of the present invention;
FIG. 2 is a schematic elevational view of the present invention;
FIG. 3 is a schematic elevational view of the jaws of the present invention;
fig. 4 is a schematic elevation view of the electric cylinder of the present invention;
FIG. 5 is a schematic left elevational view of the front chuck of the present invention;
FIG. 6 is a right elevational view of the front chuck of the present invention;
FIG. 7 is a schematic left elevational view of the chuck of the present invention;
FIG. 8 is a schematic right elevational view of the chuck of the present invention;
FIG. 9 is a schematic elevational view of the rear chuck of the present invention;
fig. 10 is a schematic diagram of the power supply of the present invention in an elevational configuration.
Detailed Description
The invention as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9 and fig. 10 discloses an electric three-jaw chuck, which comprises a jaw 1, an electric cylinder 2, a front chuck 3, a middle chuck 4, a rear chuck 5, a power source 6, a bolt i 7, an electric wire 8, a bolt ii 9, a switch 10 and a balance pin 11, and is characterized in that: the clamping jaws 1 are axially arrayed along the left end of the front chuck 3, the clamping jaws 1 are movably connected with the front chuck 3 in an auxiliary manner, the upper ends of the clamping jaws 1 are provided with clamping jaw baffles 101, and two side surfaces of each clamping jaw 1 are provided with rectangular grooves 102; a through hole I302 is formed in the center of the front chuck 3, three I-shaped guide rail grooves 301 are axially arrayed on one side of the front chuck 3 along the excircle of the through hole I302, a rectangular stepped groove 303 is formed in the corresponding surface of each I-shaped guide rail groove 301 on the other side of the front chuck 3, a threaded hole I304 is formed in the rectangular stepped groove 303 close to the through hole I302, and a threaded hole II 305 is formed between every two adjacent rectangular stepped grooves 303; the middle chuck 4 is positioned at the right end of the front chuck 3, the middle chuck 4 is connected with the front chuck 3 through a bolt I7, a through hole II 403 is formed in the center of the middle chuck 4, three semi-cylindrical stepped grooves 401 are axially arrayed on one side of the middle chuck 4 along the excircle of the through hole II 403, rectangular grooves 402 are formed in the positions, close to the through hole II 403, of the semi-cylindrical stepped grooves 401, a through hole III 404 is formed between every two adjacent semi-cylindrical stepped grooves 401, and an annular groove I405 is formed in the other side of the middle chuck 4; the electric cylinder 2 is positioned between the front chuck 3 and the middle chuck 4, the electric cylinder 2 is connected with the front chuck 3 through a bolt II 9, and the electric cylinder 2 is fixedly connected with the jaw 1, so that the jaw 1 is driven to move when the electric cylinder 2 works; the rear chuck 5 is positioned at the right end of the middle chuck 4, the rear chuck 5 is connected with the middle chuck 4 through a bolt I7, a through hole IV 501 is formed in the center of the rear chuck 5, three through holes V503 are axially arrayed on the rear chuck 5 along the excircle of the through hole IV 501, a threaded hole III 504 is formed between every two adjacent through holes V503, an annular groove II 505 is formed in one side of the rear chuck 5, a hole I502 matched with the switch 10 is formed in the outer diameter of the rear chuck 5, a hole II 506 matched with the balance pin 11 is formed in the outer diameter of the rear chuck 5, and the hole I502 and the hole II 506 are symmetrical about the circle center of the rear chuck 5; the power supply 6 is positioned at the left end of the rear chuck 5, the power supply 6 is embedded in the annular groove II 505 of the rear chuck 5, and the power supply 6 provides electric power for the operation of the electric cylinder 2; the electric wire 8 is positioned in the annular groove I405 of the middle chuck 4, and the electric wire 8 is connected with the power supply 6 and the electric cylinder 2; the switch 10 is arranged in a hole I502 on the circumference of the rear chuck 5, and the switch 10 is used for controlling the working state of the electric cylinder 2; the balance pin 11 is arranged in a hole II 506 on the circumference of the rear chuck 5, the balance pin 11 is used for balancing a switch 10, and the switch 10 and the balance pin 11 are symmetrical about the center of the rear chuck 5, so that the center of gravity of the rear chuck 5 is positioned on the center of the circle.
When the clamping device works, the distance between the three clamping jaws 1 can be adjusted through the toggle switch 10 to clamp and loosen a workpiece.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to explain the principles of the invention, and that various modifications and alterations can be made by those skilled in the art without departing from the spirit and scope of the invention.
Claims (2)
1. The utility model provides an electronic three-jaw chuck, includes jack catch, electronic jar, preceding chuck, well chuck, back chuck, power, bolt I, electric wire, bolt II, switch and balance pin, its characterized in that: the left end of the front chuck is axially arrayed with three clamping jaws, the clamping jaws are connected with the front chuck in a sliding pair mode, the middle chuck is located at the right end of the front chuck and connected with the front chuck through a bolt, the electric cylinder is located between the front chuck and the middle chuck and connected with the front chuck through a bolt, the electric cylinder is fixedly connected with the clamping jaws, the rear chuck is located at the right end of the middle chuck and connected with the middle chuck through a bolt, the power supply is located at the left end of the rear chuck and embedded into the rear chuck, the electric wire is located inside the right end of the middle chuck, the switch is installed on the periphery of the rear chuck, the balance pin is installed on the periphery of the rear chuck, and the switch and the balance pin are symmetrical about the center of the rear chuck; the center of the front chuck is provided with a through hole I, three I-shaped guide rail grooves are axially arrayed along the excircle of the through hole I on one side of the front chuck, rectangular stepped grooves are respectively arranged on the corresponding surfaces of each I-shaped guide rail groove on the other side of the front chuck, threaded holes I are arranged at the positions, close to the through hole I, of the rectangular stepped grooves, and threaded holes II are respectively arranged between every two adjacent rectangular stepped grooves;
the center of the middle chuck is provided with a through hole II, three semi-cylindrical stepped grooves are axially arrayed on one side of the middle chuck along the excircle of the through hole II, rectangular grooves are arranged at the positions, close to the through hole II, of the semi-cylindrical stepped grooves, a through hole III is arranged between every two adjacent semi-cylindrical stepped grooves, and an annular groove I is arranged on the other side of the middle chuck;
the clamping jaw upper end be equipped with the clamping jaw baffle, the clamping jaw both sides face is equipped with rectangular recess.
2. The electric three-jaw chuck according to claim 1, wherein: the back chuck center be equipped with through-hole IV, the back chuck has three through-hole V along the IV excircle axial array of through-hole, all is equipped with screw hole III between per two adjacent through-holes V, back chuck is equipped with annular groove II on one side, be equipped with on the back chuck external diameter with switch assorted hole I, be equipped with on the back chuck external diameter with balancing pin assorted hole II, hole I and hole II are about back chuck centre of a circle symmetry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710547036.5A CN107175346B (en) | 2017-07-06 | 2017-07-06 | Electric three-jaw chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710547036.5A CN107175346B (en) | 2017-07-06 | 2017-07-06 | Electric three-jaw chuck |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107175346A CN107175346A (en) | 2017-09-19 |
| CN107175346B true CN107175346B (en) | 2023-04-18 |
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ID=59845835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710547036.5A Active CN107175346B (en) | 2017-07-06 | 2017-07-06 | Electric three-jaw chuck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107175346B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107900386B (en) * | 2017-11-23 | 2019-05-14 | 中天智能装备有限公司 | A kind of changeable automatic clamping mechanical chuck of hand of lathe |
| CN113182898B (en) * | 2021-04-25 | 2022-05-13 | 广东飞米精密机械有限公司 | Metal processing clamping device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010013877A1 (en) * | 2008-07-28 | 2010-02-04 | Samchully Machinery Co., Ltd. | Hydraulic chuck |
| CN205996235U (en) * | 2016-05-17 | 2017-03-08 | 赣州魔方机械设备有限公司 | A kind of scroll chuck |
| CN206898419U (en) * | 2017-07-06 | 2018-01-19 | 安徽理工大学 | A kind of electric chuck with three jaws |
-
2017
- 2017-07-06 CN CN201710547036.5A patent/CN107175346B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010013877A1 (en) * | 2008-07-28 | 2010-02-04 | Samchully Machinery Co., Ltd. | Hydraulic chuck |
| CN205996235U (en) * | 2016-05-17 | 2017-03-08 | 赣州魔方机械设备有限公司 | A kind of scroll chuck |
| CN206898419U (en) * | 2017-07-06 | 2018-01-19 | 安徽理工大学 | A kind of electric chuck with three jaws |
Non-Patent Citations (1)
| Title |
|---|
| 论车工实习中如何调整三爪卡盘的偏心;黄菊;《现代商贸工业》(第21期);全文 * |
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| Publication number | Publication date |
|---|---|
| CN107175346A (en) | 2017-09-19 |
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