CN115319504A - Workpiece clamping mechanism for numerical control machine tool and using method thereof - Google Patents
Workpiece clamping mechanism for numerical control machine tool and using method thereof Download PDFInfo
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- CN115319504A CN115319504A CN202211085814.0A CN202211085814A CN115319504A CN 115319504 A CN115319504 A CN 115319504A CN 202211085814 A CN202211085814 A CN 202211085814A CN 115319504 A CN115319504 A CN 115319504A
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- 230000007246 mechanism Effects 0.000 title claims abstract description 17
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000003825 pressing Methods 0.000 claims description 12
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 238000003754 machining Methods 0.000 abstract description 14
- 230000000694 effects Effects 0.000 description 4
- 238000007514 turning Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
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- Engineering & Computer Science (AREA)
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- Jigs For Machine Tools (AREA)
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Abstract
The invention discloses a workpiece clamping mechanism for a numerical control machine tool and a using method thereof, belonging to the technical field of numerical control machining and comprising a base, wherein a first rotary table is rotatably connected to the base, a first rotary shaft is fixedly sleeved in the first rotary table, one end of the first rotary shaft is fixedly connected with a rotary handle, the other end of the first rotary shaft is fixedly connected with a first gear, the top of the first rotary shaft is fixedly connected with a double-arc-shaped clamping strip, the top of the base is fixedly connected with two bottom plates, two sides of each bottom plate are symmetrically provided with side plates, and clamping grooves are formed in the side plates. The double-arc-shaped clamping strip and the single-arc-shaped clamping strip rotate simultaneously to extrude the side plates quickly, so that a workpiece placed between the two side plates is clamped and fixed quickly.
Description
Technical Field
The invention belongs to the technical field of numerical control machining, and particularly relates to a workpiece clamping mechanism for a numerical control machine tool and a using method thereof.
Background
A numerically controlled machine tool is an automated machine tool equipped with a program control system, which is capable of operating the machine tool and machining parts according to a programmed program. The numerical control machine tool integrates the technologies of machinery, automation, computers, microelectronics and the like, solves the processing problem of complex, precise and small-batch parts, and is a flexible and high-efficiency automatic machine tool. The numerical control machine tool has the characteristics of strong adaptability to a processed object, high processing precision, stable processing quality, high production rate, high reliability, capability of improving labor conditions and the like.
The numerical control machining is a technological method for machining parts on a numerical control machine tool, and the technological procedures of the numerical control machine tool machining and the traditional machine tool machining are consistent on the whole, but are obviously changed. The machining method uses digital information to control the displacement of parts and tools. The method is an effective way for solving the problems of variable part varieties, small batch, complex shape, high precision and the like and realizing efficient and automatic processing. The controlled actions of the machine tool generally include starting and stopping of the machine tool; starting and stopping the main shaft, and changing the rotating direction and the rotating speed; direction, speed, mode of feed motion; selection of a cutter, compensation of length and radius; replacement of the tool, opening and closing of the coolant, etc.
The workpiece clamping mechanism of the traditional numerical control machine tool needs to respectively mediate the fastening part on the clamping mechanism for multiple times to complete the complete clamping and fastening of the workpiece, the operation is complex, and the workpiece clamping mechanism of the traditional numerical control machine tool can only clamp and fasten one workpiece, so that the processing efficiency of the workpiece is seriously influenced.
Disclosure of Invention
The invention aims to provide a workpiece clamping mechanism for a numerical control machine tool and a using method thereof, aiming at overcoming the problems that the traditional workpiece clamping mechanism for the numerical control machine tool is complex in operation and inconvenient for simultaneously clamping and fastening a plurality of workpieces.
The purpose of the invention can be realized by the following technical scheme:
the utility model provides a work piece fixture for digit control machine tool, includes the base, it is connected with first carousel to rotate on the base, the fixed cover in inside of first carousel is equipped with first pivot, the rotatory handle of one end fixedly connected with of first pivot, the first gear of other end fixedly connected with of first pivot, the two arc-shaped card strips of top fixedly connected with of first pivot, two bottom plates of top fixedly connected with of base, the bilateral symmetry of bottom plate is equipped with the curb plate, the draw-in groove has been seted up on the curb plate, the last symmetry of base is equipped with two second carousels, fixedly connected with single arc-shaped card strip on the second carousel, fixedly connected with second pivot on the second carousel, and the bottom fixedly connected with second gear of second pivot, and the outside cover of second gear and first gear is equipped with the internal gear ring, the slip is equipped with two sliding blocks on the base, is connected with the connecting plate between two sliding blocks, be equipped with the locating pin on the connecting plate, the top fixedly connected with regulating plate of sliding block, sliding plate sliding connection has the clamp plate, two sliding plate fixedly connected with clamp plate between the clamp plate, be connected with cross beam, be connected with fastening bolt on the cross beam.
Furthermore, a placing groove is formed in the bottom plate, a spring is connected between the side plates located on two sides of the bottom plate, and the spring penetrates through the placing groove.
Furthermore, a cavity is formed in the base, and the inner gear ring rotates in the cavity.
Furthermore, a positioning hole is formed in the base, and the positioning pin is sleeved inside the positioning hole.
Furthermore, a fastening threaded hole is formed in the first rotary table, and the fastening bolt is in threaded connection with the fastening threaded hole.
A use method of a workpiece clamping mechanism for a numerical control machine tool comprises the following steps:
s1, mounting a base on an operation table of a numerical control machine tool;
s2, respectively placing the workpieces with rectangular cross sections on the two bottom plates, and rotating the rotating handle anticlockwise;
s3, pushing the sliding block towards the workpiece direction, and putting down the positioning pin;
s4, pressing the pressing plate downwards, and then rotating the fastening bolt until the fastening bolt is connected with the first rotating disc.
The invention has the beneficial effects that:
the double-arc-shaped clamping strip and the single-arc-shaped clamping strip rotate simultaneously to extrude the side plates quickly, so that a workpiece placed between the two side plates is clamped and fixed quickly.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a schematic view of the internal structure of the present invention;
fig. 4 is a schematic structural diagram of the first rotating disk.
The numbering in the figures illustrates:
1. a base; 2. a second turntable; 3. a single arc-shaped clamping strip; 4. a cavity; 5. a base plate; 6. a spring; 7. a side plate; 8. a first rotating shaft; 9. a first turntable; 10. double-arc-shaped clamping strips; 11. rotating the handle; 12. pressing a plate; 13. an adjusting plate; 14. a cross beam; 15. fastening a bolt; 16. a placement groove; 17. positioning pins; 18. a slider; 19. fastening the threaded hole; 20. a connecting plate; 21. a first gear; 22. an inner gear ring; 23. a second gear; 24. a second rotating shaft; 25. a clamping groove.
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.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
As shown in fig. 1 to 3, a workpiece clamping mechanism for a numerical control machine tool includes a base 1, a first rotary table 9 is rotatably connected to the base 1, as shown in fig. 4, a first rotary shaft 8 is fixedly sleeved inside the first rotary table 9, a rotating handle 11 is fixedly connected to one end of the first rotary shaft 8, a first gear 21 is fixedly connected to the other end of the first rotary shaft 8, a double-arc-shaped clamping bar 10 is fixedly connected to the top of the first rotary shaft 8, two bottom plates 5 are symmetrically connected to the top of the base 1, side plates 7 are symmetrically arranged on two sides of the bottom plate 5, the side plates 7 are slidably connected to the base 1, the first rotary table 9 is located between the two middle side plates 7, a clamping groove 25 is formed in the side plate 7, a plurality of springs 6 are fixedly connected between the side plates 7 on two sides of the bottom plate 5, a plurality of placing grooves 16 are formed in the bottom plate 5, the springs 6 pass through the placing grooves 16, two second rotary tables 2 are symmetrically arranged on the base 1, the second rotary table 2 is located on one side of the side plate 7, a single-arc-shaped clamping bar 3 is fixedly connected to a single-arc-shaped clamping ring gear 3, a single-shaped clamping ring is fixedly connected to the inner cavity of the second rotary shaft 5, and a clamping ring 2, a clamping ring is fixedly connected to the inner side plate 23, and a clamping ring 2, a clamping ring 23 is fixedly connected to the inner side plate 23, and a second rotary shaft 5, and a clamping ring 2, and a single-shaped clamping ring 2, the inner gear 3 is connected to the inner side plate 23, and a clamping ring 2 is connected to the inner side plate 3, and a clamping ring 2, and a second rotary shaft 5, and a clamping ring 5, and a single-shaped clamping ring 2 is connected to the inner gear inner side plate 23 is connected to the inner side plate 3, and a clamping ring 5;
two sliding blocks 18 are symmetrically arranged on the base 1, the sliding blocks 18 are slidably connected with the base 1, a connecting plate 20 is fixedly connected between the two sliding blocks 18, a positioning pin 17 is arranged on the connecting plate 20, a positioning hole is formed in the base 1, the positioning pin 17 is sleeved in the positioning hole, the sliding blocks 18 are conveniently positioned, an adjusting plate 13 is fixedly connected to the top of each sliding block 18, a pressing plate 12 is slidably connected onto the adjusting plate 13, a cross beam 14 is fixedly connected between the pressing plates 12, a fastening bolt 15 is connected onto the cross beam 14, a fastening threaded hole 19 is formed in the first rotary disc 9, the fastening bolt 15 is in threaded fit with the fastening threaded hole 19, on one hand, the pressing plate 12 is controlled to press a workpiece downwards, the workpiece is prevented from sliding upwards, on the other hand, the first rotary disc 9 is limited, in the machining process, the workpiece is prevented from shaking, the first rotary disc 9 is rotated, so that the double-arc-shaped clamping strips 10 and the single-arc-shaped clamping strips 3 are separated from clamping grooves 25 on the side plates 7, the workpiece fastening state is removed, and the machining quality is affected.
A use method of a workpiece clamping mechanism for a numerical control machine tool comprises the following steps:
s1, mounting a base 1 on an operation table of a numerical control machine tool;
s2, respectively placing the workpieces with rectangular cross sections on the two bottom plates 5, and rotating the rotating handle 11 anticlockwise;
s3, pushing the sliding block 18 towards the workpiece direction, and putting down the positioning pin 17;
s4, pressing the pressing plate 12 downwards, and then rotating the fastening bolts 15 until the fastening bolts 15 are connected with the first rotary disc 9.
The working principle is as follows: firstly, a base 1 is installed on an operation table of a numerical control machine tool, then two workpieces with rectangular cross sections are respectively placed on two bottom plates 5, a rotating handle 11 is rotated anticlockwise, a first rotating disc 9 and a first gear 21 are sequentially driven to rotate through a first rotating shaft 8, the first rotating disc 9 controls a double-arc-shaped clamping strip 10 to rotate anticlockwise and fast clamped into a clamping groove 25, meanwhile, the first gear 21 is meshed with an inner gear ring 22 to control two second gears 23 to rotate, a second rotating disc 2 is driven to rotate through a second rotating shaft 24, so that the single-arc-shaped clamping strip 3 and the double-arc-shaped clamping strip 10 are controlled to synchronously rotate and fast clamped into the clamping groove 25, side plates 7 on two sides of the bottom plates 5 are made to approach each other through extrusion to clamp the workpieces, then the sliding block 18 is pushed towards the workpiece direction, the sliding block 18 is fast limited through a positioning pin 17, then the pressing plate 12 is pressed downwards, the fastening bolt 15 is rotated, the fastening bolt 15 is connected with the first rotating disc 9, the first rotating disc 9 is fast limited, the rotation is prevented from rotating in the workpiece machining process, the clamping effect is prevented, the fastening bolt 15 is fast moved downwards, the machining effect is prevented from being automatically pressed, and the machining effect is prevented from being influenced, and the machining effect is prevented from being automatically controlled, and the pressing plate 12; after processing, rotatory fastening bolt 15, make fastening bolt 15 break away from fastening screw hole 19, then take out locating pin 17, it is manual to push away sliding block 18 from the work piece, clockwise turning handle 11 at last, through first carousel 9 control two arc card strip 10 clockwise turning, drive second gear 23 clockwise turning through internal gear ring 22 simultaneously, then drive second pivot 24 and rotate, through second carousel 2, control single arc card strip 3 clockwise turning, break away from draw-in groove 25 with two arc card strip 10 synchronization, remove the work piece fastening state, take out the work piece after the processing.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the 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 illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (6)
1. The utility model provides a work piece fixture for digit control machine tool, includes base (1), its characterized in that, it is connected with first carousel (9) to rotate on base (1), the fixed cover of inside of first carousel (9) is equipped with first pivot (8), the one end fixedly connected with rotation handle (11) of first pivot (8), the other end fixedly connected with first gear (21) of first pivot (8), the top fixedly connected with double arc card strip (10) of first pivot (8), two bottom plates (5) of top fixedly connected with of base (1), the bilateral symmetry of bottom plate (5) is equipped with curb plate (7), draw-in groove (25) have been seted up on curb plate (7), the last symmetry of base (1) is equipped with two second carousel (2), fixedly connected with single arc card strip (3) on second carousel (2), fixedly connected with second pivot (24) on second carousel (2), and the bottom fixedly connected with second gear (23) of second pivot (24), and the cover of first gear (23) and first gear (21) is equipped with two outside gear ring gear (18) between sliding block (20), sliding block (17) are equipped with two sliding block (18), the top fixedly connected with regulating plate (13) of sliding block (18), sliding connection has clamp plate (12), two on regulating plate (13) fixedly connected with crossbeam (14) between clamp plate (12), be connected with fastening bolt (15) on crossbeam (14).
2. The workpiece clamping mechanism for the numerical control machine tool according to claim 1, characterized in that a placing groove (16) is formed on the bottom plate (5), a spring (6) is connected between the side plates (7) at two sides of the bottom plate (5), and the spring (6) passes through the placing groove (16).
3. The workpiece clamping mechanism for the numerical control machine tool according to claim 1, characterized in that the base (1) is internally provided with a cavity (4), and the inner gear ring (22) rotates in the cavity (4).
4. The workpiece clamping mechanism for the numerical control machine tool according to claim 1 is characterized in that the base (1) is provided with a positioning hole, and the positioning pin (17) is sleeved inside the positioning hole.
5. The workpiece clamping mechanism for the numerical control machine tool according to claim 1 is characterized in that a fastening threaded hole (19) is formed in the first rotating disc (9), and the fastening bolt (15) is in threaded connection with the fastening threaded hole (19).
6. The use method of the workpiece clamping mechanism for the numerical control machine tool based on the claim 5 is characterized by comprising the following steps:
s1, mounting a base (1) on an operation table of a numerical control machine tool;
s2, respectively placing the workpieces with rectangular cross sections on the two bottom plates (5), and rotating the rotating handle (11) anticlockwise;
s3, pushing the sliding block (18) towards the workpiece direction, and putting down the positioning pin (17);
s4, pressing the pressing plate (12) downwards, and then rotating the fastening bolt (15) until the fastening bolt (15) is connected with the first rotating disc (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211085814.0A CN115319504B (en) | 2022-09-06 | 2022-09-06 | Workpiece clamping mechanism for numerical control machine tool and application method of workpiece clamping mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211085814.0A CN115319504B (en) | 2022-09-06 | 2022-09-06 | Workpiece clamping mechanism for numerical control machine tool and application method of workpiece clamping mechanism |
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| CN115319504A true CN115319504A (en) | 2022-11-11 |
| CN115319504B CN115319504B (en) | 2024-05-31 |
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| CN202211085814.0A Active CN115319504B (en) | 2022-09-06 | 2022-09-06 | Workpiece clamping mechanism for numerical control machine tool and application method of workpiece clamping mechanism |
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| CN216263653U (en) * | 2021-12-08 | 2022-04-12 | 承德苏垦银河连杆有限公司 | Drilling and boring clamp for small-end hole of automobile connecting rod |
| CN216912405U (en) * | 2022-01-06 | 2022-07-08 | 苏州皓冕精密科技有限公司 | Workpiece clamping device of numerical control electric spark micropore machining machine tool |
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| CN215746651U (en) * | 2021-08-18 | 2022-02-08 | 盐城生物工程高等职业技术学校 | Clamp for machining of numerical control milling machine |
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| CN216263653U (en) * | 2021-12-08 | 2022-04-12 | 承德苏垦银河连杆有限公司 | Drilling and boring clamp for small-end hole of automobile connecting rod |
| CN114227143A (en) * | 2021-12-13 | 2022-03-25 | 浙江博秦精密工业有限公司 | CNC finish machining method and tool clamp thereof |
| CN114161188A (en) * | 2021-12-28 | 2022-03-11 | 江苏百德特种合金有限公司 | Fixing tool for machining stainless steel pipe fitting and method thereof |
| CN216912405U (en) * | 2022-01-06 | 2022-07-08 | 苏州皓冕精密科技有限公司 | Workpiece clamping device of numerical control electric spark micropore machining machine tool |
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| Publication number | Publication date |
|---|---|
| CN115319504B (en) | 2024-05-31 |
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