CN107803691B - Clamping and positioning device for top surface drilling - Google Patents
Clamping and positioning device for top surface drilling Download PDFInfo
- Publication number
- CN107803691B CN107803691B CN201711326405.4A CN201711326405A CN107803691B CN 107803691 B CN107803691 B CN 107803691B CN 201711326405 A CN201711326405 A CN 201711326405A CN 107803691 B CN107803691 B CN 107803691B
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- China
- Prior art keywords
- positioning
- workpiece
- clamping
- seat plate
- positioning device
- Prior art date
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Links
- 238000005553 drilling Methods 0.000 title claims abstract description 29
- 238000009434 installation Methods 0.000 claims abstract description 19
- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 230000000149 penetrating effect Effects 0.000 claims abstract description 7
- 238000003825 pressing Methods 0.000 claims abstract description 7
- 230000006835 compression Effects 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000003754 machining Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000006872 improvement Effects 0.000 description 4
- 125000006850 spacer group Chemical group 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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
- B23Q3/08—Work-clamping means other than mechanically-actuated
-
- 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
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/04—Work clamping means using fluid means or a vacuum
Abstract
The invention discloses a clamping and positioning device for top surface drilling, which comprises a positioning seat body into which a workpiece can slide from one side, wherein two support plates which are arranged in parallel and are matched with two end surfaces of the workpiece are vertically arranged on the positioning seat body in a protruding mode, positioning mechanisms for adjusting the distance between two ends of the workpiece and the inner side surfaces of the two support plates are arranged on the two support plates, an installation seat plate is detachably supported at the top end of the support plate, a limiting structure matched with one side surface of the workpiece is arranged on one side of the installation seat plate in a protruding mode, a pressing mechanism for pressing the workpiece downwards is arranged on the installation seat plate, and guide structures corresponding to holes to be machined at two ends of the workpiece are arranged at two ends of the installation seat plate in a penetrating mode. The clamping and positioning device is accurate and stable in positioning, quick in positioning, stable in drilling and beneficial to improving the machining precision; the material selection is convenient, and the manufacturing is convenient and simple.
Description
Technical Field
The invention relates to the technical field of excavator part machining, in particular to a clamping and positioning device for top surface drilling.
Background
At present, when the drilling process is carried out on the top surface of the excavator part, positioning and clamping are inconvenient, the workpiece is easy to deform due to overlarge clamping force, the clamping force is small, the workpiece is easy to slide, and the machining precision is affected.
Disclosure of Invention
The invention aims to solve the technical problems of the prior art, and aims to provide a clamping and positioning device for top surface drilling, which is rapid in positioning and stable in drilling.
In order to achieve the above purpose, the invention provides a clamping and positioning device for top surface drilling, which comprises a positioning seat body into which a workpiece can slide from one side, wherein two support plates which are arranged in parallel and are matched with two end surfaces of the workpiece are vertically arranged on the positioning seat body in a protruding mode, positioning mechanisms for adjusting the distance between two ends of the workpiece and the inner side surfaces of the two support plates are arranged on the two support plates, an installation seat plate is detachably supported at the top end of the support plate, a limiting structure matched with one side surface of the workpiece is arranged on one side of the installation seat plate in a protruding mode, a pressing mechanism for pressing the workpiece downwards is arranged on the installation seat plate, and guide structures corresponding to holes to be processed at two ends of the workpiece are arranged at two ends of the installation seat plate in a penetrating mode.
Further, the positioning mechanism is a positioning screw which is vertically and spirally led in from the outer side surface of the supporting plate and is matched with the end surface of the workpiece.
Further, the limiting structure comprises a limiting plate which is arranged on one side of the mounting seat plate in a vertically downward protruding mode and is matched with one side face of the workpiece.
Furthermore, the limiting plates are transversely arranged, and the two ends of the limiting plates are provided with positioning screws which are vertically and spirally led in from the outer side surfaces of the limiting plates.
As a further improvement, the compressing mechanism comprises a cylinder driving device vertically arranged on the bottom surface of the mounting seat plate, a push block is arranged on a push rod of the cylinder driving device, and a compression rod horizontally penetrating through the push block is detachably arranged on the push block.
Furthermore, the cylinder driving device is vertically and thoroughly provided with a connecting hole, and the connecting hole is of a ladder-shaped structure with a small middle and large upper and lower ends.
Furthermore, the push block is provided with a bolt for fixing the compression bar, and the push block is provided with a threaded connection structure which is arranged by guiding the lower end surface of the push rod in a spiral manner along the long direction.
As a further improvement, the bottom ends of the two supporting plates are provided with first bolt structures connected with the positioning seat body, and the top ends of the two supporting plates are provided with second bolt structures connected with the mounting seat plate.
As a further improvement, the guide structure is a guide sleeve inserted on the installation seat board, and through holes matched with the guide sleeve are formed in the two ends of the installation seat board in an axisymmetric mode.
Advantageous effects
Compared with the prior art, the clamping and positioning device for top surface drilling has the following beneficial effects: the clamping and positioning device for top surface drilling is accurate and stable in positioning, quick in positioning, stable in drilling and beneficial to improving machining precision; the material selection is convenient, and the manufacturing is convenient and simple; the clamping device is convenient to disassemble and assemble, good in clamping effect, and difficult to slide and deform, and reduces the labor intensity of workers.
Drawings
FIG. 1 is a front elevational view of the clamping and positioning device for top drilling of the present invention;
fig. 2 is a left side view of the structure of the clamping and positioning device for top drilling of the present invention.
In the figure: 1. positioning the seat body; 2. a workpiece; 3. a support plate; 4. mounting a seat board; 5. a positioning mechanism; 6. a limiting plate; 7. a cylinder driving device; 8. a guide structure; 9. a push rod; 10. a pushing block; 11. a compression bar; 12. a plug pin; 13. a first bolt structure; 14. a through hole; 15. a connection hole; 16. a threaded connection structure; 17. and a second bolt structure.
Detailed Description
The following detailed description of embodiments of the invention is, therefore, to be taken in conjunction with the accompanying drawings, and it is to be understood that the scope of the invention is not limited to the specific embodiments.
The specific embodiments of the present invention are as follows: as shown in fig. 1-2, a clamping and positioning device for top surface drilling, including the positioning seat body 1 that work piece 2 can slide in from one side, positioning seat body 1's both ends set up the draw-in groove with workstation bolted connection, connect fast, fixed stable, work piece 2 is the structure that the middle is sunken in both ends height, need be in work piece 2's both ends top surface drilling, the perpendicular protrusion is equipped with two parallel arrangement and with work piece 2's both ends face adaptation backup pad 3 on the positioning seat body 1, be equipped with the spacer mechanism 5 of the interval of adjusting work piece 2's both ends and two backup pad 3 medial surfaces on two backup pads 3, set up the spacer mechanism 5 and adjust work piece 2 both ends and the distance of two backup pad 3, press from both sides work piece 2 tight, the top detachable support of backup pad 3 has a mounting plate 4, one side downward bulge of mounting plate 4 is provided with the limit structure who suits with work piece 2's side, limit structure limits work piece 2's position from the side, three-point location is accurate stable, work piece 2 slides in and limit structure from one side, then through spacer mechanism 5 location, it is fast, convenience, be equipped with on mounting plate 4 and hold down the guide plate 2, the guide plate is equipped with the spacer mechanism is equipped with the distance between two guide hole 2, the drilling hole is pressed down, the corresponding processing precision is guaranteed through the guide plate is pressed down, the drilling hole is pressed down in the guide plate is pressed from top to the side, the guide plate is pressed down, the work piece is pressed down in the corresponding to the drilling hole is pressed down, the processing precision is guaranteed, the drilling hole is pressed down, and the processing is pressed down by the work piece is pressed down by the guide, and is pressed down by the drilling.
In this embodiment, the positioning mechanism 5 is a positioning screw which is vertically and spirally led from the outer side surface of the supporting plate 3 and is adapted to the end surface of the workpiece 2, the positioning screw at one end is a side surface datum plane according to the size of the workpiece 2, the positioning screw at the other end is used for loosening and tightening the workpiece, the workpiece 2 can conveniently slide into and collide with the limiting structure and the positioning screw at one end, the positioning screw at the other end can be spirally led in, the workpiece 2 is tightly pressed, the positioning is quick, the disassembly and assembly are also convenient, and an operating handle is arranged on the positioning screw, so that the positioning screw is in a T shape, the stress is convenient, and the labor intensity of workers is reduced.
In this embodiment, limit structure includes the limiting plate 6 that a side of perpendicular downward bulge is provided with work piece 2 on one side of installation bedplate 4 suits, and limiting plate 6 is fixed with installation bedplate 4 through the bolt, and the limiting plate 6 of the different sizes of dismouting change of being convenient for is in order to satisfy the needs, and limiting plate 6 is transverse arrangement, and limiting plate 6's both ends are equipped with the positioning screw that guides into the setting from its lateral surface perpendicular spiral, and the terminal surface of positioning screw is inconsistent with the side of work piece 2, guarantees the location accuracy.
In the embodiment, the pressing mechanism comprises a cylinder driving device 7 vertically arranged on the bottom surface of the mounting seat plate 4, a push rod 9 of the cylinder driving device 7 is provided with a push block 10, a press rod 11 horizontally penetrating through the push block 10 is detachably arranged on the push block 10, the press rod 11 is perpendicular to the length direction of the workpiece 2, can be abutted against the middle concave position of the workpiece 2, and presses the workpiece, and because the middle part of the workpiece is of a cylindrical structure vertically arranged, the stressed contact area with the press rod 11 is large and the stress is uniform; the compression bar 11 is detachable firmware, rotates the compression bar 11 of different length, thickness according to the diameter of drum structure, satisfies the clamping requirement, and adaptability is good.
In this embodiment, be provided with connecting hole 15 that vertically link up on the cylinder drive device 7, connecting hole 15 is little in the middle, the ladder-like structure that upper and lower both ends are big, be connected cylinder drive device 7 and mounting plate 4 through the screw rod structure, hold the nut in the macropore at connecting hole 15 both ends, reduce space occupation, make the structure compacter, can not bump etc. with work piece 2, prevent work piece 2 damage, hold-down mechanism and positioning seat body 1, mounting plate 4 and backup pad 3 make up axisymmetric structure, the manufacturing and processing of being convenient for, it is effectual to press from both sides tightly, work piece 2 is difficult for sliding, warp etc..
In the embodiment, a bolt 12 for fixing the compression bar 11 is arranged on the push block 10, a threaded connection structure 16 which is spirally led in from the lower end surface of the push rod 9 along the length direction is arranged on the push block 10, the compression bar 11 is fixed through the bolt 12, so that the compression bar 11 is not easy to fall off, and meanwhile, the disassembly and the assembly are quick, and the maintenance are convenient; the push block 10 is detachably connected by the threaded connection structure 16, so that the push block is convenient to replace, convenient to connect and simple to manufacture and process.
In this embodiment, the bottom of two backup pads 3 is equipped with the first bolt structure 13 of being connected with positioning seat body 1, and the top of two backup pads 3 is equipped with the second bolt structure 17 of being connected with mounting plate 4, through bolt structural connection, makes backup pad 3 can select the assembly according to the size of work piece 2, changes fast, and moreover, the bolt is leading-in from the terminal surface, firm in connection need not additionally to set up connection structure, only need select the panel that uses commonly used can, the material selection is convenient, simple manufacture.
In this embodiment, the guiding structure 8 is a guiding sleeve inserted on the installation seat board 4, through holes 14 matched with the guiding sleeve are symmetrically arranged at two ends of the installation seat board 4, the guiding can be replaced, and the guiding sleeve is provided with a limiting protruding edge, so that the guiding sleeve is ensured to be accurately installed in the through holes 14.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present invention, and these do not affect the effect of the implementation of the present invention and the utility of the patent.
Claims (8)
1. The clamping and positioning device for top surface drilling comprises a positioning seat body (1) for sliding a workpiece (2) in from one side, and is characterized in that two support plates (3) which are arranged in parallel and are matched with two end surfaces of the workpiece (2) are vertically arranged on the positioning seat body (1) in a protruding mode, positioning mechanisms (5) for adjusting the distance between two ends of the workpiece (2) and the inner side surfaces of the two support plates (3) are arranged on the two support plates (3), an installation seat plate (4) is detachably supported at the top end of the support plate (3), a limiting structure matched with one side surface of the workpiece (2) is arranged on one side of the installation seat plate (4) in a protruding mode, a pressing mechanism for pressing the workpiece (2) downwards is arranged on the installation seat plate (4), and guide structures (8) corresponding to holes to be processed at two ends of the workpiece (2) are arranged at two ends of the installation seat plate (4) in a penetrating mode; the compressing mechanism comprises an air cylinder driving device (7) vertically arranged on the bottom surface of the installation seat plate (4), a push block (10) is arranged on a push rod (9) of the air cylinder driving device (7), and a compression rod (11) horizontally penetrating through the push block (10) is detachably arranged on the push block (10).
2. Clamping and positioning device for top drilling according to claim 1, characterized in that the positioning mechanism (5) is a positioning screw which is arranged to be guided in vertically spiral from the outer side of the support plate (3) and is adapted to the end face of the workpiece (2).
3. A clamping and positioning device for top drilling according to claim 1, characterized in that the limit structure comprises a limit plate (6) adapted to a side of the work piece (2) arranged protruding vertically downwards on a side of the mounting plate (4).
4. A clamping and positioning device for top drilling according to claim 3, characterized in that the limiting plates (6) are arranged transversely, and that the limiting plates (6) are provided with positioning screws at both ends thereof, which are guided in vertically spiral from the outer side thereof.
5. The clamping and positioning device for top surface drilling according to claim 1, wherein a connecting hole (15) is vertically arranged on the cylinder driving device (7) in a penetrating manner, and the connecting hole (15) is of a stepped structure with a small middle and large upper and lower ends.
6. Clamping and positioning device for top drilling according to claim 1, characterized in that the push block (10) is provided with a bolt (12) for fixing the pressure bar (11), and the push block (10) is provided with a threaded connection structure (16) which is led in from the lower end surface of the push bar (9) along a long direction in a spiral manner.
7. Clamping and positioning device for top drilling according to claim 1, characterized in that the bottom ends of two support plates (3) are provided with a first bolt structure (13) connected with the positioning seat body (1), and the top ends of two support plates (3) are provided with a second bolt structure (17) connected with the mounting seat plate (4).
8. Clamping and positioning device for top drilling according to claim 5, 6 or 7, characterized in that the guiding structure (8) is a guiding sleeve inserted on the mounting seat plate (4), and through holes (14) matched with the guiding sleeve are axially symmetrically arranged at two ends of the mounting seat plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711326405.4A CN107803691B (en) | 2017-12-13 | 2017-12-13 | Clamping and positioning device for top surface drilling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711326405.4A CN107803691B (en) | 2017-12-13 | 2017-12-13 | Clamping and positioning device for top surface drilling |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107803691A CN107803691A (en) | 2018-03-16 |
| CN107803691B true CN107803691B (en) | 2024-03-22 |
Family
ID=61579942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711326405.4A Active CN107803691B (en) | 2017-12-13 | 2017-12-13 | Clamping and positioning device for top surface drilling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107803691B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110052726A (en) * | 2019-04-11 | 2019-07-26 | 武汉船用机械有限责任公司 | The processing tool of rod-shaped workpiece |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4010943A (en) * | 1975-07-03 | 1977-03-08 | Eft Sheldon E | Power drill support and guide apparatus |
| US5466098A (en) * | 1994-11-21 | 1995-11-14 | Juang; Bor-Chang | Drill bit guiding device |
| CN1250403A (en) * | 1997-03-06 | 2000-04-12 | 卡尔－海因茨·维默斯 | Workpiece clamping table |
| CN203125169U (en) * | 2012-12-31 | 2013-08-14 | 浙江众达传动股份有限公司 | Multipurpose drilling tool |
| CN203437697U (en) * | 2013-07-08 | 2014-02-19 | 天津市中马骏腾精密机械制造有限公司 | Fixture for drilling two parallel holes in special-shaped workpiece |
| CN204673012U (en) * | 2015-04-30 | 2015-09-30 | 芜湖文达精密机械科技有限公司 | A kind of U-shaped part Surface Machining lathe |
| CN207642733U (en) * | 2017-12-13 | 2018-07-24 | 玉林市川迪机器制造有限公司 | A kind of clamping and positioning device for top surface drilling |
-
2017
- 2017-12-13 CN CN201711326405.4A patent/CN107803691B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4010943A (en) * | 1975-07-03 | 1977-03-08 | Eft Sheldon E | Power drill support and guide apparatus |
| US5466098A (en) * | 1994-11-21 | 1995-11-14 | Juang; Bor-Chang | Drill bit guiding device |
| CN1250403A (en) * | 1997-03-06 | 2000-04-12 | 卡尔－海因茨·维默斯 | Workpiece clamping table |
| CN203125169U (en) * | 2012-12-31 | 2013-08-14 | 浙江众达传动股份有限公司 | Multipurpose drilling tool |
| CN203437697U (en) * | 2013-07-08 | 2014-02-19 | 天津市中马骏腾精密机械制造有限公司 | Fixture for drilling two parallel holes in special-shaped workpiece |
| CN204673012U (en) * | 2015-04-30 | 2015-09-30 | 芜湖文达精密机械科技有限公司 | A kind of U-shaped part Surface Machining lathe |
| CN207642733U (en) * | 2017-12-13 | 2018-07-24 | 玉林市川迪机器制造有限公司 | A kind of clamping and positioning device for top surface drilling |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107803691A (en) | 2018-03-16 |
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