CN113210649A - Intelligent three-jaw chuck capable of automatically adjusting clamping force for numerical control machine tool - Google Patents
Intelligent three-jaw chuck capable of automatically adjusting clamping force for numerical control machine tool Download PDFInfo
- Publication number
- CN113210649A CN113210649A CN202110458325.4A CN202110458325A CN113210649A CN 113210649 A CN113210649 A CN 113210649A CN 202110458325 A CN202110458325 A CN 202110458325A CN 113210649 A CN113210649 A CN 113210649A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- clamping jaw
- jaw
- intelligent
- clamping
- 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.)
- Withdrawn
Links
Images
Classifications
-
- 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
- B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
- B23B31/12—Chucks with simultaneously-acting jaws, whether or not also individually adjustable
- B23B31/16—Chucks with simultaneously-acting jaws, whether or not also individually adjustable moving radially
- B23B31/16083—Jaws movement actuated by gears and racks
-
- 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
- B23B31/30—Chucks characterised by features relating primarily to remote control of the gripping means using fluid-pressure means in the chuck
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention relates to the technical field of numerical control machines and discloses an intelligent three-jaw chuck capable of automatically adjusting clamping force for a numerical control machine, which comprises a chuck body, wherein a clamping wheel is fixedly connected inside the chuck body, a clamping jaw is connected to the front side of the chuck body in a sliding manner, a piston rod is fixedly connected to the outer side of the clamping jaw, an ejector rod is connected inside the clamping jaw in a sliding manner, an air bag is fixedly connected inside the clamping jaw, and a friction plate is fixedly connected to one side, close to the ejector rod, of the air bag. This ability automatically regulated clamp force's intelligent three-jaw chuck for digit control machine tool rotates through pressing from both sides tight pulley and drives bevel gear and rotate, and bevel gear rotates and drives the pivot and rotate, and the pivot drives the slider and slides, and the slider drives the clamping jaw and slides, and the clamping jaw drives the briquetting and slides, and when the briquetting slides to the work piece surface, the relative clamping jaw of briquetting slides, and the briquetting makes travel switch circular telegram through the feeler lever, and rethread travel switch uses with the cooperation of pressing from both sides tight pulley to reach ability self-holding work piece, effect that machining efficiency is high.
Description
Technical Field
The invention relates to the technical field of numerical control machines, in particular to an intelligent three-jaw chuck for a numerical control machine, which can automatically adjust clamping force.
Background
The numerical control machine tool is an automatic machine tool provided with a program control system, can move and machine parts according to a programmed program, integrates the technologies of machinery, automation, computers, microelectronics and the like, solves the machining problem of complex, precise and small-batch parts, is a flexible and high-efficiency automatic machine tool, and is a main part on the numerical control machine tool.
The existing three-jaw chuck needs manual work to fix a workpiece by using a tool, the manual work is high in labor intensity and low in working efficiency, a proper clamping force is difficult to hold when the three-jaw chuck is fixed manually, the clamping force is too small to cause the workpiece to be loose during processing, the processing precision is influenced, and the workpiece is damaged by the too large clamping force.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the intelligent three-jaw chuck for the numerical control machine tool, which can automatically adjust the clamping force, has the advantages of automatic workpiece clamping, high processing efficiency, automatic clamping force adjustment, high processing precision and the like, and solves the problems that the existing three-jaw chuck needs to manually fix the workpiece by using a tool, the labor intensity is high, the working efficiency is low, and the proper clamping force is difficult to hold during manual fixing.
(II) technical scheme
In order to achieve the purposes of automatically clamping the workpiece, having high processing efficiency, automatically adjusting the clamping force and having high processing precision, the invention provides the following technical scheme: an intelligent three-jaw chuck capable of automatically adjusting clamping force for a numerical control machine tool comprises a chuck body, wherein a clamping wheel is fixedly connected inside the chuck body, a clamping jaw is connected to the front side of the chuck body in a sliding manner, a piston rod is fixedly connected to the outer side of the clamping jaw, an air pipe is sleeved on the outer side of the piston rod, a rotating shaft is fixedly connected to the front side of the chuck body, a sliding block is fixedly connected to the back side of the clamping jaw, a pressing block is connected to the bottom of the clamping jaw in a sliding manner, a buffer spring is fixedly connected to the top of the pressing block, a travel switch is connected to the inner wall of the clamping jaw in a sliding manner, a pressure ball is fixedly connected to the top of the pressing block and positioned on the back side of the buffer spring, a guide pipe is inserted into the top of the pressure ball, a buffer ball is fixed on the top of the guide pipe, a valve is movably connected to the inner wall of the guide pipe, an ejector rod is slidably connected to the inside of the clamping jaw, and a reset spring is fixedly connected to the bottom of the ejector rod, the inside fixedly connected with gasbag of clamping jaw, the gasbag is close to one side fixedly connected with friction plate of ejector pin.
Preferably, the trachea fixed connection is in the front of disk body, and the trachea is connected with the gasbag through the hose.
Preferably, the top of the rotating shaft is fixedly connected with a bevel gear, and the bevel gear is meshed with the front surface of the clamping wheel, so that the rotating shaft can be driven to rotate when the clamping wheel rotates.
Preferably, the sliding block is in threaded connection with the outer side of the rotating shaft, so that the rotating shaft can drive the sliding block to slide when rotating.
Preferably, the bottom of a contact rod of the travel switch is inclined, so that the press block can touch the travel switch when sliding towards the inside of the clamping jaw.
Preferably, the inside fixedly connected with clockwork spring of valve, and outside fixedly connected with depression bar.
Preferably, the bottom of the ejector rod is fixedly connected with a friction block which is matched with a friction plate for use and used for limiting the descent of the ejector rod.
Preferably, the friction plate is connected to the inside of the clamping jaw in a sliding mode, and transmission stability of the friction plate is kept.
(III) advantageous effects
Compared with the prior art, the invention provides the intelligent three-jaw chuck for the numerical control machine tool, which can automatically adjust the clamping force, and has the following beneficial effects:
1. this ability automatically regulated clamp force's intelligent three-jaw chuck for digit control machine tool rotates through pressing from both sides tight pulley and drives bevel gear and rotate, and bevel gear rotates and drives the pivot and rotate, and the pivot drives the slider and slides, and the slider drives the clamping jaw and slides, and the clamping jaw drives the briquetting and slides, and when the briquetting slides to the work piece surface, the relative clamping jaw of briquetting slides, and the briquetting makes travel switch circular telegram through the feeler lever, and rethread travel switch uses with the cooperation of pressing from both sides tight pulley to reach ability self-holding work piece, effect that machining efficiency is high.
2. This intelligent three-jaw chuck for digit control machine tool of ability automatically regulated clamp force rotates through pressing from both sides tight pulley and drives bevel gear, bevel gear rotates and drives the pivot and rotate, the pivot drives the slider and slides, the slider drives the clamping jaw and slides, the clamping jaw drives the piston rod and slides, the piston rod makes the trachea breathe in, the trachea passes through the hose and makes the gasbag reduce, the gasbag gives the thrust of friction plate and reduces, the cooperation of rethread friction plate and ejector pin is used, thereby reached can automatically regulated clamp force, the effect that machining precision is high.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a partial schematic view of a structural jaw of the present invention;
FIG. 3 is an enlarged view of part A of FIG. 2;
FIG. 4 is a schematic view of a portion of a structural compact of the present invention;
FIG. 5 is an enlarged view of part B of the block diagram of FIG. 4 according to the present invention.
In the figure: 1. a tray body; 2. a pinch wheel; 3. a clamping jaw; 4. a piston rod; 5. an air tube; 6. a rotating shaft; 7. a slider; 8. briquetting; 9. a buffer spring; 10. a travel switch; 11. a pressure ball; 12. a conduit; 13. a buffer ball; 14. a valve; 15. a top rod; 16. a return spring; 17. an air bag; 18. a friction plate.
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. 1-5, an intelligent three-jaw chuck for a numerical control machine tool capable of automatically adjusting a clamping force comprises a disk body 1, a clamping wheel 2 is fixedly connected inside the disk body 1, a clamping jaw 3 is slidably connected to the front surface of the disk body 1, a piston rod 4 is fixedly connected to the outer side of the clamping jaw 3, an air pipe 5 is sleeved on the outer side of the piston rod 4, the air pipe 5 is fixedly connected to the front surface of the disk body 1, the air pipe 5 is connected to an air bag 17 through a hose, a rotating shaft 6 is fixedly connected to the front surface of the disk body 1, a bevel gear is fixedly connected to the top of the rotating shaft 6 and is engaged with the front surface of the clamping wheel 2, so that the rotating shaft 6 can be driven to rotate when the clamping wheel 2 rotates, a sliding block 7 is fixedly connected to the back surface of the clamping jaw 3, the sliding block 7 is threadedly connected to the outer side of the rotating shaft 6, the sliding block 7 can be driven to slide when the rotating shaft 6 rotates, a pressing block 8 is slidably connected to the bottom of the clamping jaw 3, a buffer spring 9 is fixedly connected to the top of the pressing block 8, the inner wall of the clamping jaw 3 is connected with a travel switch 10 in a sliding manner, the bottom of a contact rod of the travel switch 10 is designed to be inclined, when a pressing block 8 slides towards the inside of the clamping jaw 3, the travel switch 10 can be touched, a pressure ball 11 is fixedly connected to the top of the pressing block 8 and positioned on the back of a buffer spring 9, a guide pipe 12 is inserted into the top of the pressure ball 11, a buffer ball 13 is fixed on the top of the guide pipe 12, a valve 14 is movably connected to the inner wall of the guide pipe 12, a clockwork spring is fixedly connected to the inside of the valve 14, a pressing rod is fixedly connected to the outer side of the pressing block, a mandril 15 is slidably connected to the inside of the clamping jaw 3, a friction block is fixedly connected to the bottom of the mandril 15 and used in cooperation with a friction plate 18 for limiting the mandril 15 to descend, a reset spring 16 is fixedly connected to the bottom of the mandril 15, an air bag 17 is fixedly connected to the inside of the clamping jaw 3, a friction plate 18 is fixedly connected to one side of the air bag 17, which is close to the mandril 15, and is slidably connected to the inside of the clamping jaw 3, keeping the friction plate 18 in driving stable.
The working principle is that a workpiece is held by hands, the workpiece is placed in a clamping hole in the disc body 1, the equipment is started, the clamping wheel 2 is electrified to rotate, the clamping wheel 2 rotates to drive the bevel gear to rotate, the bevel gear rotates to drive the rotating shaft 6 to rotate, the rotating shaft 6 drives the sliding block 7 to slide, the sliding block 7 drives the clamping jaw 3 to slide, the clamping jaw 3 drives the piston rod 4 to slide, the piston rod 4 enables the air pipe 5 to suck air, the air pipe 5 enables the air bag 17 to shrink through the hose, the thrust given to the friction plate 18 by the air bag 17 is reduced, the diameter of the workpiece is smaller, the friction given to the ejector rod 15 by the friction plate 18 is smaller, the limiting force given to the valve 14 by the ejector rod 15 is smaller, the limiting force given to the pressure ball 11 by the valve 14 is smaller, the clamping force given to the clamping jaw 3 is smaller, and the effect of automatically adjusting the clamping force is achieved
The clamping jaw 3 slides and drives the pressing block 8 to slide, when the pressing block 8 slides to the surface of a workpiece, the pressing block 8 slides relative to the clamping jaw 3, the pressing block 8 extrudes the pressure ball 11, the pressure ball 11 exhausts through the guide pipe 12, the air pressure pushes the valve 14 to swing upwards, the valve 14 drives the ejector rod 15 to descend through the pressing rod, the valve 14 enables air to enter the buffer ball 13 at the moment, when the pressing block 8 completely slides to the inside of the clamping jaw 3, the pressing block 8 enables the travel switch 10 to be electrified through the contact rod, the travel switch 10 enables the clamping wheel 2 to stop rotating, and the workpiece is fixed at the moment.
After the machining is finished, the switch is pressed to enable the clamping wheel 2 to rotate reversely, the clamping wheel 2 is pushed to rotate reversely by hand, the clamping wheel 2 drives the sliding block 7 to slide through the rotating shaft 6, the sliding block 7 drives the clamping jaw 3 to be away from a workpiece, the buffer spring 9 drives the pressing block 8 to slide towards the outer side of the clamping jaw 3, the pressing block 8 enables the travel switch 10 to be powered off, the clamping wheel 2 is powered on to rotate reversely, the clamping wheel 2 enables the clamping jaw 3 to reset, and the workpiece can be taken out.
To sum up, this can intelligent three-jaw chuck for digit control machine tool of automatically regulated clamp force rotates through tight pulley 2 and drives bevel gear and rotate, bevel gear rotates and drives pivot 6 and rotate, pivot 6 drives slider 7 and slides, slider 7 drives clamping jaw 3 and slides, clamping jaw 3 drives briquetting 8 and slides, when briquetting 8 slides to the work piece surface, briquetting 8 slides to clamping jaw 3 relatively, briquetting 8 makes travel switch 10 circular telegram through the feeler lever, rethread travel switch 10 uses with the cooperation of tight pulley 2, thereby reached ability self-holding work piece, the effect that machining efficiency is high. This ability automatically regulated clamp force's intelligent three-jaw chuck for digit control machine tool, it drives bevel gear through 2 rotations of pinch roller, bevel gear rotates and drives pivot 6 rotations, pivot 6 drives slider 7 and slides, slider 7 drives clamping jaw 3 and slides, clamping jaw 3 drives piston rod 4 and slides, piston rod 4 makes trachea 5 breathe in, trachea 5 makes gasbag 17 reduce through the hose, gasbag 17 gives the thrust of friction plate 18 and reduces, rethread friction plate 18 uses with the cooperation of ejector pin 15, thereby reach ability automatically regulated clamp force, the effect that machining precision is high, application scope is more extensive.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a can intelligent three-jaw chuck for digit control machine tool of automatically regulated clamp force, includes disk body (1), its characterized in that: the clamping wheel (2) is fixedly connected to the inside of the tray body (1), the clamping jaw (3) is connected to the front of the tray body (1) in a sliding manner, a piston rod (4) is fixedly connected to the outer side of the clamping jaw (3), an air pipe (5) is sleeved on the outer side of the piston rod (4), a rotating shaft (6) is fixedly connected to the front of the tray body (1), a sliding block (7) is fixedly connected to the back of the clamping jaw (3), a pressing block (8) is connected to the bottom of the clamping jaw (3) in a sliding manner, a buffer spring (9) is fixedly connected to the top of the pressing block (8), a travel switch (10) is connected to the inner wall of the clamping jaw (3) in a sliding manner, a pressure ball (11) is fixedly connected to the top of the pressing block (8) and is located on the back of the buffer spring (9), a guide pipe (12) is inserted into the top of the pressure ball (11), and a buffer ball (13) is fixed to the top of the guide pipe (12), the inner wall swing joint of pipe (12) has valve (14), the inside sliding connection of clamping jaw (3) has ejector pin (15), the bottom fixedly connected with reset spring (16) of ejector pin (15), the inside fixedly connected with gasbag (17) of clamping jaw (3), one side fixedly connected with friction plate (18) that gasbag (17) are close to ejector pin (15).
2. The intelligent three-jaw chuck for numerically-controlled machine tool capable of automatically adjusting clamping force according to claim 1, wherein: trachea (5) fixed connection is in the front of disk body (1), and trachea (5) are connected with gasbag (17) through the hose.
3. The intelligent three-jaw chuck for numerically-controlled machine tool capable of automatically adjusting clamping force according to claim 1, wherein: the top of the rotating shaft (6) is fixedly connected with a bevel gear, and the bevel gear is meshed with the front surface of the clamping wheel (2).
4. The intelligent three-jaw chuck for numerically-controlled machine tool capable of automatically adjusting clamping force according to claim 1, wherein: the sliding block (7) is in threaded connection with the outer side of the rotating shaft (6).
5. The intelligent three-jaw chuck for numerically-controlled machine tool capable of automatically adjusting clamping force according to claim 1, wherein: the bottom of a contact rod of the travel switch (10) is designed to be inclined.
6. The intelligent three-jaw chuck for numerically-controlled machine tool capable of automatically adjusting clamping force according to claim 1, wherein: the inside fixedly connected with clockwork spring of valve (14), and outside fixedly connected with depression bar.
7. The intelligent three-jaw chuck for numerically-controlled machine tool capable of automatically adjusting clamping force according to claim 1, wherein: the bottom of the ejector rod (15) is fixedly connected with a friction block.
8. The intelligent three-jaw chuck for numerically-controlled machine tool capable of automatically adjusting clamping force according to claim 1, wherein: the friction plate (18) is connected to the inside of the clamping jaw (3) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110458325.4A CN113210649A (en) | 2021-04-27 | 2021-04-27 | Intelligent three-jaw chuck capable of automatically adjusting clamping force for numerical control machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110458325.4A CN113210649A (en) | 2021-04-27 | 2021-04-27 | Intelligent three-jaw chuck capable of automatically adjusting clamping force for numerical control machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113210649A true CN113210649A (en) | 2021-08-06 |
Family
ID=77089617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110458325.4A Withdrawn CN113210649A (en) | 2021-04-27 | 2021-04-27 | Intelligent three-jaw chuck capable of automatically adjusting clamping force for numerical control machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113210649A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114682825A (en) * | 2022-06-02 | 2022-07-01 | 杭州奔涌机械有限公司 | Machining positioning device for manufacturing mechanical bearing |
| CN115351318A (en) * | 2022-08-29 | 2022-11-18 | 杭州川上机械科技有限公司 | Numerical control lathe positioning tool for turning pump cover and pump cover positioning method |
| CN116637951A (en) * | 2023-06-02 | 2023-08-25 | 东方蓝天钛金科技有限公司 | Fastener cold extrusion device and equipment |
-
2021
- 2021-04-27 CN CN202110458325.4A patent/CN113210649A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114682825A (en) * | 2022-06-02 | 2022-07-01 | 杭州奔涌机械有限公司 | Machining positioning device for manufacturing mechanical bearing |
| CN115351318A (en) * | 2022-08-29 | 2022-11-18 | 杭州川上机械科技有限公司 | Numerical control lathe positioning tool for turning pump cover and pump cover positioning method |
| CN115351318B (en) * | 2022-08-29 | 2023-07-07 | 杭州川上机械科技有限公司 | Numerical control lathe positioning tool and method for turning pump cover |
| CN116637951A (en) * | 2023-06-02 | 2023-08-25 | 东方蓝天钛金科技有限公司 | Fastener cold extrusion device and equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113210649A (en) | Intelligent three-jaw chuck capable of automatically adjusting clamping force for numerical control machine tool | |
| CN210098846U (en) | Thread rolling device with feeding mechanism | |
| CN210938298U (en) | Feeding device of numerical control machine tool | |
| CN110744308A (en) | Metal pipeline bending cutting machine | |
| CN110918413B (en) | Integrated light source dispensing tool clamp and working method thereof | |
| CN207239579U (en) | A kind of pipe fitting straight bead welding grips mobile device | |
| CN213289870U (en) | Valve polishing device | |
| CN215144738U (en) | A unloader for lathe processing | |
| CN111300547B (en) | A triangle hole device is opened fast to bamboo for processing of bamboo chair | |
| CN219027077U (en) | Centering and positioning device for diamond wire swinging cutting machine | |
| CN112692665A (en) | Automatic polishing equipment capable of detecting flatness | |
| CN209157149U (en) | A kind of numerically controlled lathe | |
| CN219724212U (en) | Sleeve type pipe fitting pipe bending mechanism | |
| CN111975601A (en) | Quantitative indentation machining device for metal guide pipe | |
| CN220561164U (en) | Work piece grabbing device on equipment of polishing | |
| CN221435700U (en) | Guiding mechanism for numerical control cutting machine | |
| CN221065375U (en) | Special fixture for arc-shaped workpiece | |
| CN205928070U (en) | Full automatic processing machine of cooking utensils gas valve case | |
| CN212944924U (en) | Automatic pipe bending machine with punching function | |
| CN111069693A (en) | Cylindrical pipe driving type cutting tool | |
| CN213033904U (en) | Corner chamfering device for light guide plate production | |
| CN221231693U (en) | Automatic manufacturing and processing device for pipe | |
| CN219169934U (en) | Laser processing equipment | |
| CN218747741U (en) | Mechanical hand of material dish transport | |
| CN220183384U (en) | Toothholder laser cladding device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210806 |