CN105397530A - Clamp used for milling thin-wall-frame-class parts - Google Patents
Clamp used for milling thin-wall-frame-class parts Download PDFInfo
- Publication number
- CN105397530A CN105397530A CN201510916102.2A CN201510916102A CN105397530A CN 105397530 A CN105397530 A CN 105397530A CN 201510916102 A CN201510916102 A CN 201510916102A CN 105397530 A CN105397530 A CN 105397530A
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- thin
- fixture
- processing
- groove
- main body
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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
- B23Q3/088—Work-clamping means other than mechanically-actuated using vacuum 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
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0042—Devices for removing chips
-
- 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
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
- B23Q3/065—Work-clamping means adapted for holding workpieces having a special form or being made from a special material for holding workpieces being specially deformable, e.g. made from thin-walled or elastic material
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Connection Of Plates (AREA)
Abstract
The invention relates to the field of clamps for thin-wall-frame-class parts, in particular to a clamp used for milling thin-wall-frame-class parts. The clamp comprises a body. A groove is formed in the center of the body. Baffles are arranged on the periphery of the groove and include the two adjacent fixed baffles fixed to the body through fixing bolts and the two adjacent movable baffles installed on the body through position adjusting devices. Air holes are evenly formed in the bottom face of the groove and communicated with an air pipe formed in the body, and the air pipe is communicated with a vacuum pump connector arranged on the outer side of the body. Movable blocks are arranged in the groove and provided with matched holes communicated with the air holes. According to the clamp used for milling thin-wall-frame-class parts, an existing jaw vice working table is replaced with a sucking working table, thin-wall-frame-class parts can be evenly stressed in the clamping process, and then the problem that thin-wall-frame-class parts are deformed by a clamp during milling is solved.
Description
Technical field
The present invention relates to thin-walled frame clsss part clamp field, particularly relate to a kind of fixture for the processing of thin-walled framework series parts milling.
Background technology
Along with the progress that science and technology is economic; the utilization of thin-walled frame clsss part is also more and more extensive; aviation field and other relevant industries all can apply to aluminium alloy thin-walled FRAME COMPONENTS, but there is distortion and affect quality to be an existing technical barrier in thin-walled FRAME COMPONENTS in process.
At present, adding man-hour to thin-walled framework series parts milling, generally use vice workbench to clamp, the feature outstanding due to thin-walled frame clsss part is the about 2mm of wall thickness dimension, about about the 6mm of central dividing plate size, therefore adopts the mode of this location clamping to there is larger defect; First, because retained part is long, chucking power is excessive, easily causes specimen holder discontinuity, in process, easily produces distortion.Secondly, for the thin-walled frame clsss part processing that length-width ratio is large, it is larger to be out of shape moment in test specimen process, easy generation flexural deformation, and rely on merely clamping friction power to be difficult to control this distortion, therefore can cause manufacturing tolerance, and then after causing part to be processed, precision does not reach instructions for use.
By patent retrieval, there is following known prior art:
Patent 1:
Application number: 201310299724.6, the applying date: 2013-07-17, authorized announcement date: 2013-09-25, the invention discloses a kind of thin-wall frame component milling fixture, comprise base, be fixed on the rearmounted fixed dam on base and make the preposition moving stop of vertical lengthwise movement towards rearmounted fixed dam; The face of preposition moving stop and rearmounted fixed dam parallel opposed longer sides is respectively equipped with a pair preposition positioning sliding block and a pair rearmounted positioning sliding block, preposition positioning sliding block and rearmounted positioning sliding block are arranged to the right-angle structure corresponding with the angle of four bottom framing component, and in often pair of positioning sliding block, at least one slide block does horizontal cross towards another slide block on same baffle plate and moves; The pressing plate that the left and right sides is provided with highly and position is adjustable of base is from top fixed frame component.The present invention clamps uniform force, and stressed is effective, under the prerequisite not affecting processing, use pressing plate to be controlled bending machining deformation tendency, and by wedge cross clamp, make component blank locate reliable clamping, fixture operation is simple, improves clamping efficiency.
Patent 2:
Application number: 201310077801.3, the applying date: 2013-03-12, Shen Qing Publication day: 2013-05-22, the invention discloses thin-walled workpiece auto arrangement localization machine and arrangement localization method before a kind of fine finishining, by structural member to be positioned in frock and frock is fixed on fixture, absorption hand, hold-down mechanism, Glue dripping head is by control system successively automatic operation, the arrangement making structural member orderly is positioned on gauge block, simultaneously, because the XYF Three Degree Of Freedom drive system driving fixture to run has the function of rotation, arrangement location can be carried out to its opposite side structural member immediately after arrangement location, gauge block side completes, without the need to manual operation, the arrangement location of multiple structural member can be realized at every turn, improve production efficiency greatly, in addition, effectively can be improved arrangement and the clamping efficiency of structural member by this device, ensure the quality of post-production product, reduce production assembly cost, significantly reduce the labour intensity of operating personnel, also effectively can solve the problem inevitably introducing processing and erection stress in staff assembling.
Patent 3:
Application number: 201410321889.3, the applying date: 2014-07-08, Shen Qing Publication day: 2014-10-15, the invention discloses a kind of large-diameter thin-wall piece laser weld machine clamp, comprise supporting and location part, opposite joint mechanism and clamp system, supporting and location part comprises fixed mount and is located at the clamp body on fixed mount, the left and right sides at clamp body two ends is equipped with one piece for supporting the arc of large-diameter thin-wall piece, clamp body top offers mounting groove along its length, backing plate is provided with bottom mounting groove, backing plate is provided with two blocks of parallels, parallels upper surface is low inside and high outside inclined-plane, the angle of parallels upper surface and horizontal plane is 3 °, one air channel is formed between two blocks of parallels, identical one end of two blocks of parallels is respectively equipped with locating piece and locating pin, wherein one block of parallels is provided with and the sucker block of locating pin with one end.The present invention is reasonable in design, structure is simple, solves the problem that big L/D ratio thin-wall part laser weld is not easily docked, and avoids in butt welding, produce undercut, appearance that flow of material becomes estranged problems such as welding arc crater etc.
Found by above retrieval, above technical scheme can not affect novelty of the present invention; And the mutual combination of above patent document can not destroy creativeness of the present invention.
Summary of the invention
The object of this invention is to provide a kind of fixture for the processing of thin-walled framework series parts milling, existing vice workbench is replaced with absorption type workbench, thin-walled frame clsss part uniform stressed can be made in clamping process, and then solve thin-walled frame clsss part is caused distortion in Milling Process problem by fixture.
In order to realize above object, the technical solution used in the present invention is: a kind of fixture for the processing of thin-walled framework series parts milling, it comprises main body (1), the middle section of described main body (1) is groove, and the wall of groove is provided with baffle plate (3), described baffle plate (3) comprises that two pieces adjacent and fixed dam that is that be fixed in main body (1) by set bolt (4) is adjacent with two pieces and the sideboard be arranged on by rackwork (5) in main body (1), the bottom surface of groove offers pore (102) uniformly, described pore (102) is communicated with the tracheae (103) offered in main body (1), and tracheae (103) is communicated with the vacuum pump interface (6) being arranged on main body (1) outside, loose piece (2) is provided with in groove, and loose piece (2) offers the mating holes (201) be communicated with pore (102).
Further, described tracheae (103) is straight way, and the quantity of tracheae (103) is no less than 1.
Further, every root tracheae (103) is communicated with and is no less than 2 pores (102).
Further, the quantity of described tracheae (103) is 2, and every root tracheae (103) is communicated with 6 pores.
Further, described pore (102) is up big and down small shoulder hole, and loose piece (2) is coordinated with the ladder of pore (102) by the protrusion step of lower end part, and the position that they coordinate is provided with sealing ring (7).
Further, the groove left and right sides of described main body (1) is provided with flute (101).
Further, the upper surface of described loose piece (2) offers the seal groove (202) with mating holes (201) concentricity line.
Further, described loose piece (2) is no less than one piece, and the shape of loose piece (2) coordinates with thin-walled frame clsss part to be processed.
Further, the quantity of the mating holes (201) every block loose piece (2) offered is no less than two.
Further, described rackwork (5) comprises positioning cam (501), and positioning cam (501) and sideboard are fixed in main body (1) by dowel screw (502), the side of described positioning cam (501) is connected with position-adjusting handle (503).
Beneficial effect of the present invention is:
1, vavuum pump is connected by vacuum pump interface, and then make the absorption environment producing a vacuum in main body, thin-walled frame clsss part to be processed is adsorbed on loose piece, and then make its bottom surface uniform stressed, reduce baffle plate to the pressure of side, and then can effectively prevent thin-walled frame clsss part from occurring the situation of distortion in the process of clamping, the effect of clamping can not be had influence on again.
2, the quantitative design of tracheae and pore, can make the bottom even of thin-walled frame clsss part stressed further, reach better clamping effect and anti-deformation effect.
3, the shape of pore and the design of sealing ring, can make loose piece better be fixed in groove, prevent it from occurring displacement, ensures the accurate fit of pore and mating holes simultaneously, prevents gas leakage and causes absorption affinity not enough, adds and occurs that the situation of part movement occurs man-hour.
4, the design of flute, conveniently can process the eliminating of scrap, prevents it to be deposited in groove, has influence on the quality of fit of loose piece and part.
The design of the seal groove 5, on loose piece, can make loose piece and feature bottom good seal by the mode of adding sealing ring, prevent gas leakage, ensure good adsorption effect.
6, on every block loose piece, setting is no less than two groups of mating holes, can prevent loose piece from the situation of displacement occurring so further.
7, rackwork adopts cam to transpose, and make use of friction self-locking principle, and structure is simple, and cost is low, and it is effective to transpose.
Accompanying drawing explanation
Fig. 1 is a kind of schematic perspective view of the fixture for the processing of thin-walled framework series parts milling.
Fig. 2 is a kind of front view of the fixture for the processing of thin-walled framework series parts milling.
Fig. 3 is a kind of right view of the fixture for the processing of thin-walled framework series parts milling.
Fig. 4 is a kind of top view of the fixture for the processing of thin-walled framework series parts milling.
Fig. 5 is the sectional view of A-A in Fig. 4.
Fig. 6 is the partial enlarged drawing of B in Fig. 5.
Described in figure, label character is expressed as: 1, main body; 2, loose piece; 3, baffle plate; 4, set bolt; 5, rackwork; 6, vacuum pump adapter; 7, sealing ring; 101, flute; 102, pore; 103, tracheae; 201, mating holes; 202, seal groove; 501, positioning cam; 502, dowel screw; 503, position-adjusting handle.
Detailed description of the invention
In order to make those skilled in the art understand technical scheme of the present invention better, describe the present invention below in conjunction with accompanying drawing, the description of this part is only exemplary and explanatory, should not have any restriction to protection scope of the present invention.
As shown in figs 1 to 6, concrete structure of the present invention is: a kind of fixture for the processing of thin-walled framework series parts milling, it comprises main body 1, the middle section of described main body 1 is groove, and the wall of groove is provided with baffle plate 3, described baffle plate 3 comprise two pieces adjacent and adjacent with two pieces and by rackwork 5, sideboard is on the body 1 installed by the fixing fixed dam on the body 1 of set bolt 4, the bottom surface of groove offers pore 102 uniformly, described pore 102 is communicated with the tracheae 103 offered in main body 1, and tracheae 103 is communicated with the vacuum pump interface 6 be arranged on outside main body 1, loose piece 2 is provided with in groove, and loose piece 2 offers the mating holes 201 be communicated with pore 102.
Preferably, described tracheae 103 is straight way, and the quantity of tracheae 103 is no less than 1.
Preferably, every root tracheae 103 is communicated with and is no less than 2 pores 102.
Preferably, the quantity of described tracheae 103 is 2, and every root tracheae 103 is communicated with 6 pores.
Preferably, described pore 102 is up big and down small shoulder hole, and loose piece 2 is coordinated with the ladder of pore 102 by the protrusion step of lower end part, and the position that they coordinate is provided with sealing ring 7.
Preferably, the groove left and right sides of described main body 1 is provided with flute 101.
Preferably, the upper surface of described loose piece 2 offers the seal groove 202 with the concentricity line of mating holes 201.
Preferably, described loose piece 2 is no less than one piece, and the shape of loose piece 2 coordinates with thin-walled frame clsss part to be processed.
Preferably, the quantity of the mating holes 201 every block loose piece 2 offered is no less than two.
Preferably, described rackwork 5 comprises positioning cam 501, and positioning cam 501 and sideboard are fixed on the body 1 by dowel screw 502, and the side of described positioning cam 501 is connected with position-adjusting handle 503.
embodiment
Long to 500() × 230(is wide) × 50(is thick) mm blank carries out Milling Process, require to process two-sided thin-walled frame clsss part, processing method is as follows:
The first step, is arranged on fixture on milling machine, connects the pipeline of vavuum pump; Sealing ring is arranged in the seal groove 202 of pore 102 and loose piece 2, then corresponding loose piece 2 lower end is coordinated with fixture upper end and insert, finally, if any the duct lidstock not installing loose piece;
Second step, is placed on blank on loose piece 2, pulls position-adjusting handle 503, and then promotes sideboard by positioning projection 501, and then clamping blank;
3rd step, opens vavuum pump, carries out Milling Process;
4th step, after Milling Process, close vavuum pump, unclamp rackwork 5, take off part, by its turn-over, the frame structure processed assigns in corresponding loose piece 2 gap;
5th step, repeats second step and the 3rd step, milled part another side;
6th step, takes off part, and cleaning scrap, keeps loose piece 2 well, take off fixture.
It should be noted that, in this article, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.
Apply specific case herein to set forth principle of the present invention and embodiment, the explanation of above example just understands method of the present invention and core concept thereof for helping.The above is only the preferred embodiment of the present invention, should be understood that, due to the finiteness of literal expression, and objectively there is unlimited concrete structure, for those skilled in the art, under the premise without departing from the principles of the invention, some improvement, retouching or change can also be made, also above-mentioned technical characteristic can be combined by rights; These improve retouching, change or combination, or the design of invention and technical scheme are directly applied to other occasion without improving, and all should be considered as protection scope of the present invention.
Claims (10)
1. the fixture for the processing of thin-walled framework series parts milling, it comprises main body (1), it is characterized in that, the middle section of described main body (1) is groove, and the wall of groove is provided with baffle plate (3), described baffle plate (3) comprises that two pieces adjacent and fixed dam that is that be fixed in main body (1) by set bolt (4) is adjacent with two pieces and the sideboard be arranged on by rackwork (5) in main body (1), the bottom surface of groove offers pore (102) uniformly, described pore (102) is communicated with the tracheae (103) offered in main body (1), and tracheae (103) is communicated with the vacuum pump interface (6) being arranged on main body (1) outside, loose piece (2) is provided with in groove, and loose piece (2) offers the mating holes (201) be communicated with pore (102).
2. a kind of fixture for the processing of thin-walled framework series parts milling according to claim 1, it is characterized in that, described tracheae (103) is straight way, and the quantity of tracheae (103) is no less than 1.
3. a kind of fixture for the processing of thin-walled framework series parts milling according to claim 2, it is characterized in that, every root tracheae (103) is communicated with and is no less than 2 pores (102).
4. a kind of fixture for the processing of thin-walled framework series parts milling according to claim 3, it is characterized in that, the quantity of described tracheae (103) is 2, and every root tracheae (103) is communicated with 6 pores.
5. a kind of fixture for the processing of thin-walled framework series parts milling according to claim 1, it is characterized in that, described pore (102) is up big and down small shoulder hole, loose piece (2) is coordinated with the ladder of pore (102) by the protrusion step of lower end part, and the position that they coordinate is provided with sealing ring (7).
6. a kind of fixture for the processing of thin-walled framework series parts milling according to claim 1, it is characterized in that, the groove left and right sides of described main body (1) is provided with flute (101).
7. a kind of fixture for the processing of thin-walled framework series parts milling according to claim 1, it is characterized in that, the upper surface of described loose piece (2) offers the seal groove (202) with mating holes (201) concentricity line.
8. a kind of fixture for the processing of thin-walled framework series parts milling according to claim 5, it is characterized in that, described loose piece (2) is no less than one piece, and the shape of loose piece (2) coordinates with thin-walled frame clsss part to be processed.
9. a kind of fixture for the processing of thin-walled framework series parts milling according to claim 8, it is characterized in that, the quantity of the mating holes (201) that every block loose piece (2) is offered is no less than two.
10. a kind of fixture for the processing of thin-walled framework series parts milling according to claim 1, it is characterized in that, described rackwork (5) comprises positioning cam (501), and positioning cam (501) and sideboard are fixed in main body (1) by dowel screw (502), the side of described positioning cam (501) is connected with position-adjusting handle (503).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510916102.2A CN105397530B (en) | 2015-12-14 | 2015-12-14 | A kind of fixture for the processing of thin-walled framework series parts milling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510916102.2A CN105397530B (en) | 2015-12-14 | 2015-12-14 | A kind of fixture for the processing of thin-walled framework series parts milling |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105397530A true CN105397530A (en) | 2016-03-16 |
| CN105397530B CN105397530B (en) | 2017-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510916102.2A Expired - Fee Related CN105397530B (en) | 2015-12-14 | 2015-12-14 | A kind of fixture for the processing of thin-walled framework series parts milling |
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| CN (1) | CN105397530B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108188794A (en) * | 2018-01-31 | 2018-06-22 | 单杰 | A kind of special fixture of plate |
| CN110142628A (en) * | 2019-05-16 | 2019-08-20 | 沈阳飞机工业（集团）有限公司 | Bridge gas path module formula vacuum fixture |
| CN110480378A (en) * | 2019-08-27 | 2019-11-22 | 南京中船绿洲机器有限公司 | A kind of clamping device for processing and clamping method of thin-walled frame |
| CN113607101A (en) * | 2021-07-30 | 2021-11-05 | 中国工程物理研究院机械制造工艺研究所 | Cylindrical barrel part detection fixing device and fixing method |
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| CN205166480U (en) * | 2015-12-14 | 2016-04-20 | 中南林业科技大学 | A anchor clamps that is used for thin wall frame class part milling process |
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| US20060189260A1 (en) * | 2005-02-18 | 2006-08-24 | Kuo-Lung Sung | Process via worktable of relative coordinates |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110480378A (en) * | 2019-08-27 | 2019-11-22 | 南京中船绿洲机器有限公司 | A kind of clamping device for processing and clamping method of thin-walled frame |
| CN110480378B (en) * | 2019-08-27 | 2024-05-17 | 南京中船绿洲机器有限公司 | Machining clamping device and clamping method for thin-wall frame |
| CN113607101A (en) * | 2021-07-30 | 2021-11-05 | 中国工程物理研究院机械制造工艺研究所 | Cylindrical barrel part detection fixing device and fixing method |
| CN113607101B (en) * | 2021-07-30 | 2023-11-24 | 中国工程物理研究院机械制造工艺研究所 | Cylindrical part detection fixing device and fixing method |
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| Publication number | Publication date |
|---|---|
| CN105397530B (en) | 2017-12-15 |
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