CN112621285A - Positioning and clamping device for machining - Google Patents
Positioning and clamping device for machining Download PDFInfo
- Publication number
- CN112621285A CN112621285A CN202011431122.8A CN202011431122A CN112621285A CN 112621285 A CN112621285 A CN 112621285A CN 202011431122 A CN202011431122 A CN 202011431122A CN 112621285 A CN112621285 A CN 112621285A
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- Prior art keywords
- wall
- positioning
- workbench
- clamping device
- clamping
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- 238000003754 machining Methods 0.000 title claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 210000000078 claw Anatomy 0.000 claims description 12
- 238000003466 welding Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses a positioning and clamping device for machining, which comprises a second sliding block, a positive and negative motor, a workbench, an adjusting mechanism for facilitating clamping according to the size of a workpiece, a rotating mechanism for adjusting a clamping angle and a lifting structure for adjusting the height of the device. The second screw rod rotates through the work of the positive and negative motors, the screw threads are matched, the second sliding block drives the supporting rods to move inwards at the same time, the included angle between the supporting rods is reduced, the supporting rods push the workbench to move upwards, the inner rod moves in the movable cavity at the same time, and the adjustment is convenient according to the height of a worker.
Description
Technical Field
The invention relates to the technical field of machining, in particular to a positioning and clamping device for machining.
Background
In the process of mechanical production and machining, in order to ensure the position accuracy of a workpiece and obtain the dimensional accuracy by an adjusting method, the workpiece needs to have a correct position relative to a machine tool and a cutter, the position is the positioning in the production, and the clamp of the conventional device is fixed in position and cannot be flexibly adjusted, so that the applicability is poor.
With the continuous installation and use of a positioning and clamping device for machining, the following problems are found in the use process:
1. some current for machining positioning and clamping device do not have according to the structure of staff height adjusting device height at the in-process of daily use to the staff's of being convenient for use.
2. And the positioning and clamping device for machining does not have a structure which is adjusted according to the size of a workpiece in the using process, and is convenient to flexibly fix.
3. And the positioning and clamping device for machining does not have a structure for adjusting the clamping angle of the clamp in the use process, so that the positioning and clamping device is convenient to adjust and fix according to the shape of a workpiece.
Therefore, a positioning and clamping device for machining needs to be designed to solve the problems.
Disclosure of Invention
The invention aims to provide a positioning and clamping device for machining, and aims to solve the problems that the conventional positioning and clamping device for machining does not have the functions of height adjustment and clamping angle adjustment and is convenient to clamp according to the size of a workpiece in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a positioning and clamping device for machining comprises a second sliding block, a positive and negative motor, a workbench, an adjusting mechanism for facilitating clamping according to the size of a workpiece, a rotating mechanism for adjusting a clamping angle and a lifting structure for adjusting the height of the device;
the top end of the workbench is provided with a mounting frame, the outer wall of one end of the mounting frame is provided with a controller, the top end of the workbench is uniformly provided with moving seats, the top ends of the moving seats are connected with turntables, the top ends of the turntables are provided with bases, the outer wall of one side of each base is provided with a pneumatic telescopic rod, one end of each pneumatic telescopic rod is movably hinged with a hinged rod, the top ends of the hinged rods are movably hinged with clamping claws, and the adjusting mechanism is arranged on the inner wall of the workbench;
the rotating mechanism is arranged on the inner wall of the moving seat;
the lifting structure is arranged at the bottom end of the workbench.
Preferably, adjustment mechanism includes first lead screw, first slider and rocking handle, first lead screw is installed in the inner wall of workstation, the one end of first lead screw all is connected with the rocking handle, first slider is all installed to the outer wall of first lead screw, the top of first slider is connected in the bottom of removing the seat.
Preferably, elevation structure includes the supporting leg, the supporting leg is installed in the both sides of workstation below, the inboard of supporting leg all is provided with movable chamber, and just the interior pole is all installed to movable chamber's inboard, the top of interior pole all is connected in the bottom of workstation.
Preferably, the welding plate is installed to the inner wall of supporting leg, positive and negative motor is installed to the inner wall of welding plate, and the output of positive and negative motor installs the second lead screw through the drive shaft, the second slider is all installed to the both sides of second lead screw outer wall.
Preferably, the top of second slider all movably hinged has the bracing piece, and the top of bracing piece all movably hinged in the bottom of workstation.
Preferably, the inner wall of the welding plate is provided with a limiting groove, and the bottom end of the second sliding block is connected with the limiting groove through a limiting block.
Preferably, rotary mechanism includes pivot, worm wheel and knob, the pivot is installed in the inner wall that removes the seat, the worm wheel is installed to the outer wall of pivot, the worm is installed to one side of worm wheel, and the one end of worm is connected with the knob.
Compared with the prior art, the invention has the beneficial effects that:
(1) the workpiece is placed at the central position above the workbench, the first lead screw is rotated by rotating the rocking handle, the first lead screw is in threaded fit, the first slider drives the moving seat to simultaneously move inwards, the clamping jaws simultaneously move and are adjusted to positions close to the workpiece, and adjustment is facilitated according to the size of the workpiece;
(2) the rotary knob is installed on the clamping claw, the rotary disc, the clamping claws, the rotary shaft, the worm wheel and the worm are installed on the clamping claw, the worm rotates by rotating the rotary knob, the worm drives the worm wheel to rotate, the rotary shaft drives the rotary disc to rotate simultaneously, and the clamping angle of the clamping claws is adjusted, so that workpieces in different shapes can be clamped conveniently;
(3) through installing positive and negative motor, workstation, activity chamber, bracing piece, interior pole, second slider and second lead screw, make the second lead screw rotate through positive and negative motor work, screw-thread fit makes the second slider drive the bracing piece and move to the inboard simultaneously to contained angle between the bracing piece diminishes, makes bracing piece promotion workstation rebound, and interior pole removes at the activity intracavity simultaneously, is convenient for adjust according to staff's height.
Drawings
FIG. 1 is a schematic cross-sectional view of the apparatus of the present invention;
FIG. 2 is a schematic top view of the worktable according to the present invention;
FIG. 3 is a schematic view of a gripper according to the present invention;
fig. 4 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention.
In the figure: 1. an adjustment mechanism; 101. a first lead screw; 102. a first slider; 103. a rocking handle; 2. a pneumatic telescopic rod; 3. an inner rod; 4. welding the plate; 5. supporting legs; 6. a positive and negative motor; 7. a second slider; 8. a second lead screw; 9. a support bar; 10. a movable cavity; 11. a movable seat; 12. a turntable; 13. a mounting frame; 14. a controller; 15. a gripper jaw; 16. a work table; 17. a hinged lever; 18. a base; 19. a rotation mechanism; 1901. a rotating shaft; 1902. a worm; 1903. a worm gear; 1904. a knob.
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.
Example 1: referring to fig. 1-4, a positioning and clamping device for machining includes a second sliding block 7, a positive and negative motor 6, a worktable 16, an adjusting mechanism 1 for facilitating clamping according to the size of a workpiece, a rotating mechanism 19 for adjusting a clamping angle, and a lifting structure for adjusting the height of the device;
the top end of the workbench 16 is provided with a mounting frame 13, the outer wall of one end of the mounting frame 13 is provided with a controller 14, the model of the controller 14 can be JY-PH160, the top end of the workbench 16 is uniformly provided with a movable seat 11, the top ends of the movable seats 11 are connected with a turntable 12, the top ends of the turntable 12 are provided with bases 18, the outer wall of one side of each base 18 is provided with a pneumatic telescopic rod 2, the model of the pneumatic telescopic rod 2 can be YQL890, one end of each pneumatic telescopic rod 2 is movably hinged with a hinge rod 17, the top ends of the hinge rods 17 are movably hinged with clamping claws 15, and the adjusting mechanism 1 is arranged on the inner wall of the workbench 16;
the rotating mechanism 19 is arranged on the inner wall of the moving seat 11;
the lifting structure is arranged at the bottom end of the workbench 16;
referring to fig. 1-4, a positioning and clamping device for machining further comprises a lifting structure, the lifting structure comprises supporting legs 5, the supporting legs 5 are mounted on two sides below a workbench 16, movable cavities 10 are arranged on the inner sides of the supporting legs 5, inner rods 3 are mounted on the inner sides of the movable cavities 10, and the top ends of the inner rods 3 are connected to the bottom end of the workbench 16;
the inner wall of the supporting leg 5 is provided with a welding plate 4, the inner wall of the welding plate 4 is provided with a positive and negative motor 6, the model of the positive and negative motor 6 can be F-3420-1, the output end of the positive and negative motor 6 is provided with a second screw rod 8 through a driving shaft, and both sides of the outer wall of the second screw rod 8 are provided with second sliding blocks 7;
the top ends of the second sliding blocks 7 are movably hinged with supporting rods 9, and the top ends of the supporting rods 9 are movably hinged with the bottom end of the workbench 16;
the inner wall of the welding plate 4 is provided with a limiting groove, and the bottom end of the second sliding block 7 is connected with the limiting groove through a limiting block;
specifically, as shown in fig. 1, when the structure is used, the second lead screw 8 rotates through the work of the positive and negative motor 6, the second slider 7 drives the supporting rod 9 to move towards the inner side simultaneously through thread matching, the included angle between the supporting rods 9 is reduced, the supporting rod 9 pushes the workbench 16 to move upwards, the inner rod 3 moves in the movable cavity 10 simultaneously, and the adjustment is convenient according to the height of a worker.
Example 2: the adjusting mechanism 1 comprises a first screw rod 101, a first sliding block 102 and a rocking handle 103, the first screw rod 101 is installed on the inner wall of the workbench 16, one end of the first screw rod 101 is connected with the rocking handle 103, the outer wall of the first screw rod 101 is provided with the first sliding block 102, and the top end of the first sliding block 102 is connected with the bottom end of the movable base 11;
specifically, as shown in fig. 1 and 2, when the structure is used, a workpiece is placed at a central position above the table 16, the first screw 101 is rotated by rotating the rocking handle 103, the first slider 102 drives the moving base 11 to move inward at the same time through thread engagement, and the clamping claws 15 move at the same time and are adjusted to a position close to the workpiece, so that adjustment according to the size of the workpiece is facilitated.
Example 3: the rotating mechanism 19 comprises a rotating shaft 1901, a worm 1902, a worm wheel 1903 and a knob 1904, the rotating shaft 1901 is mounted on the inner wall of the moving seat 11, the worm wheel 1903 is mounted on the outer wall of the rotating shaft 1901, the worm 1902 is mounted on one side of the worm wheel 1903, and one end of the worm 1902 is connected with the knob 1904;
specifically, as shown in fig. 1, 3 and 4, when the structure is used, the worm 1902 is rotated by rotating the knob 1904, the worm 1902 drives the worm wheel 1903 to rotate, the rotating shaft 1901 drives the turntable 12 to rotate simultaneously, and the clamping angle of the clamping claw 15 is adjusted, so that workpieces of different shapes can be clamped conveniently.
The output end of the controller 14 is electrically connected with the input ends of the pneumatic telescopic rod 2 and the positive and negative motor 6 through wires.
The working principle is as follows: when the device is used, firstly, the second screw rod 8 rotates through the work of the positive and negative motors 6, the threads are matched, the second sliding block 7 drives the supporting rods 9 to move inwards at the same time, the included angle between the supporting rods 9 is reduced, the supporting rods 9 push the workbench 16 to move upwards, the inner rod 3 moves in the movable cavity 10 at the same time, and the adjustment is convenient according to the height of a worker;
then, by placing the workpiece at the central position above the workbench 16, the first screw rod 101 is rotated by rotating the rocking handle 103, and the first sliding block 102 drives the moving seat 11 to move inwards at the same time through thread matching, and the clamping claws 15 move at the same time and are adjusted to the position close to the workpiece, so that the adjustment is convenient according to the size of the workpiece;
finally, the worm 1902 is rotated by rotating the knob 1904, the worm 1902 drives the worm wheel 1903 to rotate, the rotating shaft 1901 drives the turntable 12 to rotate simultaneously, the clamping angle of the clamping claw 15 is adjusted, after the position is adjusted, the hinge rod 17 is driven to move to one side by the work of the pneumatic telescopic rod 2, and then one end of the clamping claw 15 moves downwards to position and clamp the workpiece.
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 (7)
1. The utility model provides a positioning and clamping device for machining, includes second slider (7), positive and negative motor (6) and workstation (16), its characterized in that: the device also comprises an adjusting mechanism (1) for facilitating clamping according to the size of a workpiece, a rotating mechanism (19) for adjusting the clamping angle and a lifting structure for adjusting the height of the device;
the automatic adjusting device is characterized in that a mounting frame (13) is installed at the top end of the workbench (16), a controller (14) is installed on the outer wall of one end of the mounting frame (13), moving seats (11) are evenly installed at the top end of the workbench (16), rotating discs (12) are connected to the top ends of the moving seats (11), bases (18) are installed at the top ends of the rotating discs (12), pneumatic telescopic rods (2) are installed on the outer wall of one side of each base (18), hinged rods (17) are movably hinged to one ends of the pneumatic telescopic rods (2), clamping claws (15) are movably hinged to the top ends of the hinged rods (17), and the adjusting mechanism (1) is installed on the inner wall of the workbench (16);
the rotating mechanism (19) is arranged on the inner wall of the moving seat (11);
the lifting structure is arranged at the bottom end of the workbench (16).
2. The positioning and clamping device for machining according to claim 1, wherein: adjustment mechanism (1) includes first lead screw (101), first slider (102) and rocking handle (103), install in the inner wall of workstation (16) first lead screw (101), the one end of first lead screw (101) all is connected with rocking handle (103), first slider (102) are all installed to the outer wall of first lead screw (101), the top of first slider (102) is connected in the bottom of removing seat (11).
3. The positioning and clamping device for machining according to claim 1, wherein: elevation structure includes supporting leg (5), both sides in workstation (16) below are installed in supporting leg (5), the inboard of supporting leg (5) all is provided with movable chamber (10), and just the inboard in movable chamber (10) all installs interior pole (3), the top of interior pole (3) all connects in the bottom of workstation (16).
4. The positioning and clamping device for machining according to claim 3, wherein: welding plate (4) are installed to the inner wall of supporting leg (5), positive and negative motor (6) are installed to the inner wall of welding plate (4), and the output of positive and negative motor (6) installs second lead screw (8) through the drive shaft, second slider (7) are all installed to the both sides of second lead screw (8) outer wall.
5. The positioning and clamping device for machining according to claim 4, wherein: the top end of the second sliding block (7) is movably hinged with a supporting rod (9), and the top end of the supporting rod (9) is movably hinged with the bottom end of the workbench (16).
6. The positioning and clamping device for machining according to claim 4, wherein: the inner wall of the welding plate (4) is provided with a limiting groove, and the bottom end of the second sliding block (7) is connected with the limiting groove through a limiting block.
7. The positioning and clamping device for machining according to claim 1, wherein: rotary mechanism (19) include pivot (1901), worm (1902), worm wheel (1903) and knob (1904), the inner wall in removal seat (11) is installed in pivot (1901), worm wheel (1903) are installed to the outer wall of pivot (1901), worm (1902) are installed to one side of worm wheel (1903), and the one end of worm (1902) is connected with knob (1904).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011431122.8A CN112621285A (en) | 2020-12-07 | 2020-12-07 | Positioning and clamping device for machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011431122.8A CN112621285A (en) | 2020-12-07 | 2020-12-07 | Positioning and clamping device for machining |
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| Publication Number | Publication Date |
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| CN112621285A true CN112621285A (en) | 2021-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN202011431122.8A Pending CN112621285A (en) | 2020-12-07 | 2020-12-07 | Positioning and clamping device for machining |
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| CN (1) | CN112621285A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113695945A (en) * | 2021-09-08 | 2021-11-26 | 湖北丰瑞德机械有限公司 | Clamping device for assisting in machining of top surface of piston and clamping process of clamping device |
| CN114101750A (en) * | 2021-11-01 | 2022-03-01 | 解明珠 | Clamping lifting workbench for factory machining |
| CN114102312A (en) * | 2021-10-20 | 2022-03-01 | 怀宁县群力汽车配件有限公司 | Trimming tool for processing ring type filter shell |
| CN115041720A (en) * | 2022-07-04 | 2022-09-13 | 华核电气股份有限公司 | Reducing hole machining device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113695945A (en) * | 2021-09-08 | 2021-11-26 | 湖北丰瑞德机械有限公司 | Clamping device for assisting in machining of top surface of piston and clamping process of clamping device |
| CN114102312A (en) * | 2021-10-20 | 2022-03-01 | 怀宁县群力汽车配件有限公司 | Trimming tool for processing ring type filter shell |
| CN114102312B (en) * | 2021-10-20 | 2023-01-31 | 怀宁县群力汽车配件有限公司 | Trimming tool for processing ring type filter shell |
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| CN115041720A (en) * | 2022-07-04 | 2022-09-13 | 华核电气股份有限公司 | Reducing hole machining device |
| CN115041720B (en) * | 2022-07-04 | 2024-03-08 | 华核电气股份有限公司 | Reducing hole processingequipment |
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Application publication date: 20210409 |
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