CN103317370B - Thin-wall frame component milling clamp - Google Patents
Thin-wall frame component milling clamp Download PDFInfo
- Publication number
- CN103317370B CN103317370B CN201310299724.6A CN201310299724A CN103317370B CN 103317370 B CN103317370 B CN 103317370B CN 201310299724 A CN201310299724 A CN 201310299724A CN 103317370 B CN103317370 B CN 103317370B
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- preposition
- rearmounted
- positioning sliding
- frame component
- thin
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Abstract
The invention discloses a thin-wall frame component milling clamp which comprises a base, a back-mounted fixed blocking plate and a front-mounted movable blocking plate, wherein the back-mounted fixed blocking plate is fixed on the base, and the front-mounted movable blocking plate performs perpendicular and longitudinal motion to the back-mounted fixed blocking plate. Parallel opposite faces of the front-mounted movable blocking plate and the back-mounted fixed blocking plate are provided with a pair of front-mounted positioning sliding blocks and a pair of back-mounted positioning sliding blocks respectively, the front-mounted positioning sliding blocks and the back-mounted positioning sliding blocks are of right-angle structures which correspond to four corners of the bottom of a frame component, and in each pair of positioning sliding blocks, at least one sliding block performs horizontal and transverse movement towards the other sliding block on the same blocking plate. Pressing plates with the adjustable heights and at the adjustable positions are arranged on the left side and the right side of the base, and the frame component is fixed by the pressing plates from the top. The thin-wall frame component milling clamp is even in clamping stress and good in stress effect, uses the pressing plates to control bending machining deformation trends on the premise that the machining is not influenced, uses wedge blocks to conduct tight clamping in a crossed mode, enables component blanks to be tightly and reliably located and clamped, enables clamp operations to be easy, and improves the clamping efficiency.
Description
Technical field
The invention belongs to field of machining, be specifically related to a kind of fixture for Milling Process thin-wall frame component.
Background technology
At present, when carrying out Milling Process to thin-wall frame frame member, common vice workbench is used to clamp, the feature outstanding due to thin-wall part is exactly about about the 6mm of wall thickness dimension, therefore about about the 10mm of base thickness size is position clamping by retained part a little more than base thickness entity part in clamping process.There is larger defect in this location clamping mode, first, because retained part is long, chucking power is excessive, easily causes specimen holder discontinuity, easily produces predeformation after shaping; Secondly, for the thin-wall part processing that length-width ratio is large, be out of shape moment in test specimen process comparatively greatly, and rely on merely clamping friction power to be difficult to control this distortion, therefore can cause manufacturing tolerance.For this problem, to this kind of workpiece of thin-wall frame frame member, after should taking into full account specimen molding, its wall thickness is on the impact of holder, and the factor that wherein retaining part, test piece deformation etc. affect machining accuracy will strictly be controlled, and does not reach requirement on machining accuracy after processing to avoid test specimen.
Summary of the invention
For in prior art to the technological deficiency of thin-wall member clamping, the invention provides a kind of fixture carrying out Milling Process for clamping thin-wall frame component, its convenient mounting and clamping stablize, do not impact component machining accuracy, mismachining tolerance is little.
The present invention adopts following technical scheme to realize: a kind of thin-wall frame component milling fixture, comprises base 1, is fixed on the rearmounted fixed dam 12 on base and makes the preposition moving stop 2 of vertical lengthwise movement towards rearmounted fixed dam; The face of described preposition moving stop 2 and rearmounted fixed dam 12 parallel opposed longer sides is respectively equipped with a pair preposition positioning sliding block 5 and a pair rearmounted positioning sliding block 10, described preposition positioning sliding block 5 and rearmounted positioning sliding block 10 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 9 that the left and right sides is provided with highly and position is adjustable of described base 1 fixes described framing component from top.
Described preposition moving stop 2 is provided with horizontal chute, described chute inside is provided with horizontal preposition leading screw 3, a pair wedge block 4 is provided with in chute, the inclined-plane of described wedge block 4 is arranged in opposite directions, wherein at least one wedge block 4 offers the screwed hole carrying out screw-driven with described preposition leading screw 3 and realizes transverse shifting; Described preposition positioning sliding block 5 is separately positioned in horizontal concrete chute that two wedge block 4 inclined-planes are offered, and is provided with pre-tightening apparatus in chute.
Described pre-tightening apparatus is spring 17, and its one end is fixed, and the other end is connected with preposition positioning sliding block 5.
Described preposition moving stop 2 is provided with pilot pin 18, and its top exceedes the located lateral face 0-2mm of preposition positioning sliding block 5.
Described rearmounted fixed dam 12 is provided with horizontal chute, described chute inside is provided with horizontal rearmounted leading screw 11, a pair rearmounted positioning sliding block 10 is arranged in chute, one of them rearmounted positioning sliding block 10 offers the screwed hole carrying out screw-driven with described rearmounted leading screw 11 and realizes transverse shifting.
Chute on described preposition moving stop 2, rearmounted fixed dam 12 and wedge block 4 is dovetail chute.
Described preposition leading screw 3 and rearmounted leading screw 11 are all arranged to reverse thread from centre towards two ends, and two slide blocks in corresponding chute are equipped with corresponding reverse thread hole, realize a pair corresponding slide block and move in opposite directions simultaneously.
Described base 1 is provided with the moving stop leading screw 13 perpendicular to rearmounted fixed dam 12, described preposition moving stop 2 is fixedly connected with the feed screw nut 14 being carried out screw-driven by moving stop leading screw 13, and coordinates realization to vertically move with the longitudinal slide rail be arranged on base 1.
Described base 1 left and right sides is provided with the located lateral groove 7 of T-shaped, described pressing plate 9 by with the contour cushion block of framing component 15 and framing component top contact, pressing plate screw rod 8 is spirally connected from above-below direction fixed frame component through the groove on pressing plate 9 and locating slot and panel nut 16.
The quantity of described locating slot is provided with two or more along the longitudinal direction of preposition moving stop 2 and rearmounted fixed dam 12.
The present invention has following beneficial effect: change traditional vice clamping mode, bottom four angle clamping component blanks of frame component, clamping is completed by locating piece, component blank retaining part is made to concentrate on entity area bottom component blank, thus make clamping uniform force, stressed is effective, under the prerequisite not affecting processing, pressing plate is used to be controlled bending machining deformation tendency, and by wedge cross clamp, component blank is made to locate reliable clamping, fixture operation is simple, improves clamping efficiency.
Below in conjunction with the drawings and specific embodiments, the present invention will be further described.
Accompanying drawing explanation
Fig. 1 is the top view of a kind of thin-wall frame component milling fixture that the present invention relates to.
Fig. 2 is the main sectional view of Fig. 1.
Fig. 3 is the left view of Fig. 1.
Fig. 4 is the structural representation of rearmounted positioning sliding block.
Fig. 5 is the structural representation of wedge block and preposition positioning sliding block.
Number in the figure: 1-base, the preposition moving stop of 2-, the preposition leading screw of 3-, 4-wedge block, the preposition positioning sliding block of 5-, 6-framing component, 7-locating slot, 8-pressing plate screw rod, 9-pressing plate, the rearmounted positioning sliding block of 10-, the rearmounted leading screw of 11-, the rearmounted fixed dam of 12-, 13-moving stop leading screw, 14-feed screw nut, 15-cushion block, 16-panel nut, 17-spring, 18-pilot pin.
Detailed description of the invention
Embodiment
See Fig. 1 to Fig. 3, thin-wall frame component milling fixture comprises base 1, is fixed on the rearmounted fixed dam 12 on base and makes the preposition moving stop 2 of vertical lengthwise movement towards rearmounted fixed dam; The face of preposition moving stop 2 and rearmounted fixed dam 12 parallel opposed longer sides is respectively equipped with a pair preposition positioning sliding block 5 and a pair rearmounted positioning sliding block 10, preposition positioning sliding block 5 and rearmounted positioning sliding block 10 are arranged to the right-angle structure corresponding with four angles bottom framing component 6, the height of each positioning sliding block is identical with the solid thickness 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 9 that the left and right sides is provided with highly and position is adjustable of base 1 is from top fixed frame component 6.
In conjunction with see Fig. 5, preposition moving stop 2 is provided with horizontal chute, chute inside is provided with horizontal preposition leading screw 3, a pair wedge block 4 is provided with in chute, the inclined-plane of wedge block 4 is arranged in opposite directions, wherein at least one wedge block 4 offers the screwed hole carrying out screw-driven with preposition leading screw 3 and realizes transverse shifting; Preposition positioning sliding block 5 is separately positioned in horizontal concrete chute that two wedge block 4 inclined-planes are offered, and in chute, be provided with spring 17 as pre-tightening apparatus, its one end is fixed, the other end is connected with preposition positioning sliding block 5, preposition moving stop 2 is provided with pilot pin 18, its top exceedes the located lateral face 0-2mm of preposition positioning sliding block 5, when ensureing that pilot pin touches component blank, preposition locating piece does not have contact member blank, and the located lateral face of preposition positioning sliding block 5 is the plane of orientation contacted in a longitudinal direction with framing component.
In conjunction with see Fig. 4, rearmounted fixed dam 12 is provided with horizontal chute, chute inside is provided with horizontal rearmounted leading screw 11, a pair rearmounted positioning sliding block 10 is arranged in chute, one of them rearmounted positioning sliding block 10 offers the screwed hole carrying out screw-driven with rearmounted leading screw 11 and realizes transverse shifting.
Preferably, the chute in the present embodiment on preposition moving stop 2, rearmounted fixed dam 12 and wedge block 4 all adopts dovetail chute.
Preferably, in the present embodiment, preposition leading screw 3 and rearmounted leading screw 11 are all arranged to reverse thread from centre towards two ends, and two slide blocks in corresponding chute are equipped with corresponding reverse thread hole, realize a pair corresponding slide block moving clip tight frame component 6 in opposite directions simultaneously.
The mode that vertically moves of preposition moving stop 2 can have multiple, in the present embodiment, base 1 is provided with the moving stop leading screw 13 perpendicular to rearmounted fixed dam 12, preposition moving stop 2 is fixedly connected with the feed screw nut 14 being carried out screw-driven by moving stop leading screw 13, and coordinates realization to vertically move with the longitudinal slide rail be arranged on base 1.The kind of drive that can refer to rectilinear motion in addition adopts electronic or hydraulic transmission mode.
The located lateral groove 7 of T-shaped is provided with in base 1 left and right sides, can lateral adjustments as required, pressing plate 9 by with the contour cushion block of framing component 15 and framing component top contact, pressing plate screw rod 8 is spirally connected from above-below direction fixed frame component through the groove on pressing plate 9 and locating slot and panel nut 16.The quantity of locating slot is provided with two or more along the longitudinal direction of preposition moving stop 2 and rearmounted fixed dam 12, pressing plate can be set at the diverse location of longitudinal direction, to the middle part all the time press plate position being located at component of the frame component of different length, and the reliability that multiple pressing plate strengthens clamping can be set.
In figure, the present embodiment is long to 400() × 100(is wide) × 50(is thick) mm plate component blank carries out Milling Process, require that processing long limit wall thickness is 3mm, broadside wall thickness is 6mm, and component blank base thickness is the framing component blank of " mouth " font of 10mm.
First, by component blank as on base 1, the rearmounted leading screw of turn 11 regulates rearmounted positioning sliding block 10, is resisted against by the right-angle side of two bottom component blank on two rearmounted positioning sliding blocks, the contacts side surfaces that two locating surfaces of rearmounted positioning sliding block 10 vertical stratification are corresponding with bottom component blank.
Second step, turn moving stop leading screw 18, regulates preposition moving stop 2 to vertically move to rearmounted fixed dam 12, stops mobile when pilot pin 18 touches component blank.
3rd step, height dimension according to component blank selects corresponding cushion block, pressing plate 9 is taken by cushion block 15 level the top being placed on component blank, regulate the distance that pressing plate contacts with component blank, its size be pressed on component blank is made to be less than the wall thickness of component processing, pressing plate screw rod 8 is passed from the T-shaped locating slot base and the groove on pressing plate, then tightens panel nut 16, by pressing plate 9 from above-below direction pressed component blank.
4th step, the preposition leading screw 3 of turn, two wedge blocks 4 drive two preposition positioning sliding blocks 5 to do move toward one another together, when preposition one of them locating surface of positioning sliding block 5 vertical stratification touches side corresponding to component blank, preposition positioning sliding block is along the slide on lozenges, by wedge effect, the same clamping component blank of its another locating surface, and produce pretightning force by spring 17.Because preposition positioning sliding block 5 can not in same plane, for when there is error bottom component blank, equally can by fastening for component blank clamping.
After milling completes, back-out preposition leading screw 3, be separated wedge block 4, back-out panel nut 16, unclamp pressing plate 12, reversion moving stop leading screw 18, retreats preposition moving stop 2, takes out the framing component machined.
Claims (10)
1. a thin-wall frame component milling fixture, comprises base (1), is fixed on the rearmounted fixed dam (12) on base (1) and makes the preposition moving stop (2) of vertical lengthwise movement towards rearmounted fixed dam; It is characterized in that: the face of described preposition moving stop (2) and rearmounted fixed dam (12) parallel opposed longer sides is respectively equipped with a pair preposition positioning sliding block (5) and a pair rearmounted positioning sliding block (10), described preposition positioning sliding block (5) and rearmounted positioning sliding block (10) 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 (9) that the left and right sides is provided with highly and position is adjustable of described base (1) fixes described framing component from top.
2. a kind of thin-wall frame component milling fixture according to claim 1, it is characterized in that: described preposition moving stop (2) is provided with horizontal chute, described chute inside is provided with horizontal preposition leading screw (3), a pair wedge block (4) is provided with in chute, the inclined-plane of described wedge block (4) is arranged in opposite directions, wherein at least one wedge block (4) offers the screwed hole carrying out screw-driven with described preposition leading screw (3) and realizes transverse shifting; Described preposition positioning sliding block (5) is separately positioned in horizontal concrete chute that two wedge block (4) inclined-planes are offered, and is provided with pre-tightening apparatus in chute.
3. a kind of thin-wall frame component milling fixture according to claim 2, it is characterized in that: described pre-tightening apparatus is spring (17), and its one end is fixed, the other end is connected with preposition positioning sliding block (5).
4. a kind of thin-wall frame component milling fixture according to claim 2, it is characterized in that: described preposition moving stop (2) is provided with pilot pin (18), its top exceedes the located lateral face 0-2mm of preposition positioning sliding block (5).
5. a kind of thin-wall frame component milling fixture according to claim 4, it is characterized in that: described rearmounted fixed dam (12) is provided with horizontal chute, described chute inside is provided with horizontal rearmounted leading screw (11), a pair rearmounted positioning sliding block (10) is arranged in chute, one of them rearmounted positioning sliding block (10) offers the screwed hole carrying out screw-driven with described rearmounted leading screw (11) and realizes transverse shifting.
6. a kind of thin-wall frame component milling fixture according to claim 5, is characterized in that: the chute on described preposition moving stop (2), rearmounted fixed dam (12) and wedge block (4) is dovetail chute.
7. a kind of thin-wall frame component milling fixture according to claim 5, it is characterized in that: described preposition leading screw (3) and rearmounted leading screw (11) are all arranged to reverse thread from centre towards two ends, two slide blocks in corresponding chute are equipped with corresponding reverse thread hole, realize a pair corresponding slide block and move in opposite directions simultaneously.
8. a kind of thin-wall frame component milling fixture according to any one of claim 1-7, it is characterized in that: described base (1) is provided with the moving stop leading screw (13) perpendicular to rearmounted fixed dam (12), described preposition moving stop (2) is fixedly connected with the feed screw nut (14) being carried out screw-driven by moving stop leading screw (13), and coordinates realization to vertically move with the longitudinal slide rail be arranged on base (1).
9. a kind of thin-wall frame component milling fixture according to any one of claim 1-7, it is characterized in that: described base (1) left and right sides is provided with the locating slot (7) of the transverse direction of T-shaped, described pressing plate (9) is by the cushion block (15) contour with framing component and framing component top contact, and pressing plate screw rod (8) is spirally connected from above-below direction fixed frame component with panel nut (16) through the groove on pressing plate (9) and locating slot (7).
10. a kind of thin-wall frame component milling fixture according to claim 9, is characterized in that: the quantity of described locating slot (7) is provided with two or more along the longitudinal direction of preposition moving stop (2) and rearmounted fixed dam (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310299724.6A CN103317370B (en) | 2013-07-17 | 2013-07-17 | Thin-wall frame component milling clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310299724.6A CN103317370B (en) | 2013-07-17 | 2013-07-17 | Thin-wall frame component milling clamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103317370A CN103317370A (en) | 2013-09-25 |
| CN103317370B true CN103317370B (en) | 2015-04-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310299724.6A Expired - Fee Related CN103317370B (en) | 2013-07-17 | 2013-07-17 | Thin-wall frame component milling clamp |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106863160B (en) * | 2016-12-27 | 2018-06-22 | 华南理工大学 | A kind of flexibility thin-wall bearing special fixture |
| CN107442905B (en) * | 2017-09-21 | 2019-04-05 | 昆山拓誉自动化科技有限公司 | Full automatic aluminum frame welding system |
| CN111216007B (en) * | 2020-01-11 | 2021-06-15 | 扬州东文电器有限公司 | Plastic case circuit breaker insulating housing finish machining equipment |
| CN111230192B (en) * | 2020-02-19 | 2021-07-13 | 中国第一汽车股份有限公司 | Groove segmentation processing method |
| CN113442077B (en) * | 2021-06-29 | 2024-05-07 | 常熟理工学院 | Special fixture for drilling experiment of laminated composite material |
| CN113857894B (en) * | 2021-09-09 | 2023-04-07 | 济南山川机械制造有限公司 | Milling machine fixture used for machine tool and capable of adjusting height of gasket and facilitating locking of workpiece |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3253226B2 (en) * | 1995-01-30 | 2002-02-04 | 東芝機械株式会社 | Fixing device for workpiece |
| KR101105725B1 (en) * | 2009-10-07 | 2012-01-17 | (주)티에이치엔 | A zig for the stopper to fix juction-box of palette |
| CN202964138U (en) * | 2012-12-29 | 2013-06-05 | 齐齐哈尔二机床(集团)有限责任公司 | Angle shim plate |
| CN103056693B (en) * | 2013-01-29 | 2015-04-15 | 苏州东方模具科技股份有限公司 | Work fixture for machining inner cavities and joint closing surfaces of glass molds |
| CN203343775U (en) * | 2013-07-17 | 2013-12-18 | 中南林业科技大学 | Thin-walled frame component milling fixture |
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2013
- 2013-07-17 CN CN201310299724.6A patent/CN103317370B/en not_active Expired - Fee Related
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| CN103317370A (en) | 2013-09-25 |
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Granted publication date: 20150422 Termination date: 20200717 |
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