CN203343775U - Thin-walled frame component milling fixture - Google Patents
Thin-walled frame component milling fixture Download PDFInfo
- Publication number
- CN203343775U CN203343775U CN 201320425340 CN201320425340U CN203343775U CN 203343775 U CN203343775 U CN 203343775U CN 201320425340 CN201320425340 CN 201320425340 CN 201320425340 U CN201320425340 U CN 201320425340U CN 203343775 U CN203343775 U CN 203343775U
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- preposition
- rearmounted
- thin
- chute
- sliding block
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Abstract
The utility model discloses a thin-walled frame component milling fixture which comprises a base, a rear fixed baffle and a front movable baffle, wherein the rear fixed baffle is fixed on the base, and the front movable baffle vertically moves towards the rear fixed baffle. A pair of front positioning sliders and a pair of rear positioning sliders are arranged on parallel opposite surfaces of the front movable baffle and the rear fixed baffle respectively and set into right-angle structures corresponding to four corners at the bottom of a frame component, at least one slider of every pair of positioning sliders horizontally moves towards the other slider on the same baffle, pressing plates are arranged on the left side and the right side of the base, the heights and the positions of the pressing plates can be adjusted, and the frame component is fixed by the pressing plates from the top of the frame component. The thin-walled frame component milling fixture is uniform in clamping stress, fine in stress effect and simple to operate, a bending deformation trend is controlled by the aid of the pressing plates without affecting machining, a component blank is reliably positioned and clamped by cross clamping of wedge blocks, and clamping efficiency is improved.
Description
Technical field
The utility model belongs to field of machining, is specifically related to a kind of fixture for Milling Process thin-wall frame frame member.
Background technology
At present, when the thin-walled frame unit is carried out to Milling Process, use common vice workbench to be clamped, because the outstanding characteristics of thin-wall part are exactly the about 6mm of wall thickness dimension left and right, therefore the about 10mm of base thickness size left and right is to position clamping by retained part a little more than the base thickness entity part in clamping process.There is larger defect in this location clamping mode, and at first, because retained part is long, chucking power is excessive, easily causes test specimen clamping discontinuity, easily produces predeformation after moulding; Secondly, the thin-wall part large for length-width ratio processed, and in the test specimen process, distortion moment is larger, and the simple clamping frictional force that relies on is difficult to control this distortion, so can cause manufacturing tolerance.For this problem, to this class workpiece of thin-walled frame unit, should take into full account the impact of its wall thickness on the fixture clamping after specimen molding, the factor that wherein retaining part, test piece deformation etc. affects machining accuracy will strictly be controlled, and after avoiding test specimen to process, does not reach requirement on machining accuracy.
The utility model content
For in prior art to the technological deficiency of thin-wall member clamping, the utility model provides a kind of fixture that carries out Milling Process for clamping thin-walled framing component, its convenient mounting and clamping is stable, the member machining accuracy is not impacted, mismachining tolerance is little.
The utility model adopts following technical scheme to realize: a kind of thin-wall frame frame member milling fixture, the preposition moving stop 2 that comprises base 1, is fixed on the rearmounted fixed dam 12 on base and does vertical lengthwise movement towards rearmounted fixed dam; Be respectively equipped with a pair of preposition positioning sliding block 5 and a pair of rearmounted positioning sliding block 10 on the face of described preposition moving stop 2 and rearmounted fixed dam 12 parallel opposed longer sides, described preposition positioning sliding block 5 and rearmounted positioning sliding block 10 are arranged to four right-angle structures that angle is corresponding with framing component bottom, and in the every pair of positioning sliding block, at least one slide block is done horizontal cross towards another slide block on same baffle plate and moved; The left and right sides of described base 1 is provided with the adjustable pressing plate 9 of height and position and 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, be provided with a pair of wedge block 4 in chute, the inclined-plane of described wedge block 4 arranges in opposite directions, wherein at least one wedge block 4, offers the screwed hole that carries out the screw thread transmission with described preposition leading screw 3 and realizes transverse shifting; Described preposition positioning sliding block 5 is separately positioned in the horizontal concrete chute of offering on two wedge block 4 inclined-planes, and is provided with pre-tightening apparatus in chute.
Described pre-tightening apparatus is spring 17, and the 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 surpasses 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 of rearmounted positioning sliding block 10 is arranged in chute, offers the screwed hole that carries out the screw thread transmission with described rearmounted leading screw 11 on one of them rearmounted positioning sliding block 10 and realizes transverse shifting.
Chute on described preposition moving stop 2, rearmounted fixed dam 12 and wedge block 4 is the dovetail chute.
Described preposition leading screw 3 and rearmounted leading screw 11 all are arranged to reverse thread from centre towards two ends, and two slide blocks in corresponding chute are equipped with corresponding reverse thread hole, realize that corresponding a pair of slide block moves simultaneously in opposite directions.
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 that carries out the screw thread transmission by moving stop leading screw 13, and coordinates realization to vertically move with the vertical slide rail on being arranged on base 1.
Described base 1 left and right sides is provided with the located lateral groove 7 of T shape, described pressing plate 9 contacts with the framing component top by the cushion block contour with framing component 15, and pressing plate screw rod 8 is spirally connected from above-below direction fixed frame member through the groove on pressing plate 9 and locating slot and panel nut 16.
The quantity of described locating slot is provided with more than two along the longitudinal direction of preposition moving stop 2 and rearmounted fixed dam 12.
The utlity model has following beneficial effect: changed traditional vice clamping mode, complete clamping by locating piece from the clamping component blank bottom, four angles of frame component, make member blank retaining part concentrate on member blank bottom entity area, thereby make to clamp stressed even, stressed is effective, under the prerequisite that does not affect processing, use pressing plate to be controlled the bending machining deformation tendency, and intersect clamping by wedge, make member blank location reliable clamping, fixture operation is simple, has improved clamping efficiency.
Below in conjunction with the drawings and specific embodiments, the utility model is described further.
The accompanying drawing explanation
The top view that Fig. 1 is a kind of thin-wall frame frame member milling fixture of relating to of the utility model.
The main cutaway view that Fig. 2 is Fig. 1.
The left view that Fig. 3 is Fig. 1.
The structural representation that Fig. 4 is rearmounted positioning sliding block.
The structural representation that Fig. 5 is 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-, the 4-wedge block, the preposition positioning sliding block of 5-, 6-framing component, the 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, the 16-panel nut, 17-spring, 18-pilot pin.
The specific embodiment
Embodiment
Referring to Fig. 1 to Fig. 3, the preposition moving stop 2 that thin-wall frame frame member milling fixture comprises base 1, is fixed on the rearmounted fixed dam 12 on base and does vertical lengthwise movement towards rearmounted fixed dam; Be respectively equipped with a pair of preposition positioning sliding block 5 and a pair of rearmounted positioning sliding block 10 on the face of preposition moving stop 2 and rearmounted fixed dam 12 parallel opposed longer sides, preposition positioning sliding block 5 and rearmounted positioning sliding block 10 are arranged to four right-angle structures that angle is corresponding with framing component 6 bottoms, the solid thickness of the height of each positioning sliding block and framing component bottom is identical, and in the every pair of positioning sliding block, at least one slide block is done horizontal cross towards another slide block on same baffle plate and moved; The pressing plate 9 that the left and right sides of base 1 is provided with highly and position is adjustable is from top fixed frame member 6.
In conjunction with referring to Fig. 5, be provided with horizontal chute on preposition moving stop 2, chute inside is provided with horizontal preposition leading screw 3, be provided with a pair of wedge block 4 in chute, the inclined-plane of wedge block 4 arranges in opposite directions, wherein at least one wedge block 4, offers the screwed hole that carries out the screw thread transmission with preposition leading screw 3 and realizes transverse shifting; Preposition positioning sliding block 5 is separately positioned in the horizontal concrete chute of offering on two wedge block 4 inclined-planes, and be provided with spring 17 as pre-tightening apparatus in chute, the 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 surpasses the located lateral face 0-2mm of preposition positioning sliding block 5, while guaranteeing that pilot pin touches the member blank, preposition locating piece does not have the contact member blank, the plane of orientation of the located lateral face of preposition positioning sliding block 5 for contacting in a longitudinal direction with framing component.
In conjunction with referring to Fig. 4, rearmounted fixed dam 12 is provided with horizontal chute, chute inside is provided with horizontal rearmounted leading screw 11, a pair of rearmounted positioning sliding block 10 is arranged in chute, offers the screwed hole that carries out the screw thread transmission with rearmounted leading screw 11 on one of them rearmounted positioning sliding block 10 and realizes transverse shifting.
Preferably, in the present embodiment, the chute on preposition moving stop 2, rearmounted fixed dam 12 and wedge block 4 all adopts the dovetail chute.
Preferably, in the present embodiment, preposition leading screw 3 and rearmounted leading screw 11 all are arranged to reverse thread from centre towards two ends, and two slide blocks in corresponding chute are equipped with corresponding reverse thread hole, and a pair of slide block while of realization correspondence is moving clip tight frame member 6 in opposite directions.
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 that carries out the screw thread transmission by moving stop leading screw 13, and coordinates realization to vertically move with the vertical slide rail on being arranged on base 1.Can adopt electronic or hydraulic transmission mode with reference to the straight-line kind of drive in addition.
Be provided with the located lateral groove 7 of T shape in base 1 left and right sides, lateral adjustments as required, pressing plate 9 contacts with the framing component top by the cushion block contour with framing component 15, and pressing plate screw rod 8 is spirally connected from above-below direction fixed frame member through the groove on pressing plate 9 and locating slot and panel nut 16.The quantity of locating slot is provided with more than two along the longitudinal direction of preposition moving stop 2 and rearmounted fixed dam 12, can pressing plate be set at the diverse location of longitudinal direction, to the frame component of different length all the time press plate position is located to the middle part of member, and the reliability that a plurality of pressing plates strengthen clampings can be set.
In figure, the present embodiment is long to 400() * 100(is wide) * 50(is thick) mm plate member blank carries out Milling Process, requiring to process long limit wall thickness is 3mm, the broadside wall thickness is 6mm, the framing component blank of " mouth " font that member blank base thickness is 10mm.
At first, by the member blank as on base 1, the rearmounted leading screw 11 of turn is regulated rearmounted positioning sliding block 10, two right-angle sides of member blank bottom is resisted against on two rearmounted positioning sliding blocks to two locating surfaces contacts side surfaces corresponding with member blank bottom of rearmounted positioning sliding block 10 vertical stratifications.
Second step, turn moving stop leading screw 18, regulate preposition moving stop 2 and vertically move to rearmounted fixed dam 12, when pilot pin 18 touches the member blank, stops mobile.
The 3rd step, select corresponding cushion block according to the height dimension of member blank, pressing plate 9 is taken to the top that is placed on the member blank by cushion block 15 levels, regulate the distance that pressing plate contacts with the member blank, make its size be pressed on the member blank be less than the wall thickness that member is processed, T-shaped locating slot by pressing plate screw rod 8 from base and the groove on pressing plate pass, and then tighten panel nut 16, by pressing plate 9 from above-below direction pressed component blank.
The 4th step, the preposition leading screw 3 of turn, two wedge blocks 4 drive two preposition positioning sliding blocks 5 and do together move toward one another, when preposition one of them locating surface of positioning sliding block 5 vertical stratifications touches side corresponding to member blank, preposition positioning sliding block slides along the chute 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 exist in the situation of error for member blank bottom not in same plane, equally can member blank clamping is fastening.
After milling completes, back-out preposition leading screw 3, separate wedge block 4, back-out panel nut 16, unclamp pressing plate 12, reversion moving stop leading screw 18, retreat preposition moving stop 2, takes out the framing component machined.
Claims (10)
1. a thin-wall frame frame member milling fixture, the preposition moving stop (2) that comprises base (1), is fixed on the rearmounted fixed dam (12) on base and does vertical lengthwise movement towards rearmounted fixed dam; It is characterized in that: on the face of described preposition moving stop (2) and rearmounted fixed dam (12) parallel opposed longer sides, be respectively equipped with a pair of preposition positioning sliding block (5) and a pair of rearmounted positioning sliding block (10), described preposition positioning sliding block (5) and rearmounted positioning sliding block (10) are arranged to four right-angle structures that angle is corresponding with framing component bottom, and in the every pair of positioning sliding block, at least one slide block is done horizontal cross towards another slide block on same baffle plate and moved; The left and right sides of described base (1) is provided with the adjustable pressing plate (9) of height and position and fixes described framing component from top.
2. a kind of thin-wall frame frame member 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), be provided with a pair of wedge block (4) in chute, the inclined-plane of described wedge block (4) arranges in opposite directions, wherein at least one wedge block (4), offers the screwed hole that carries out the screw thread transmission with described preposition leading screw (3) and realizes transverse shifting; Described preposition positioning sliding block (5) is separately positioned in the horizontal concrete chute of offering on two wedge blocks (4) inclined-plane, and is provided with pre-tightening apparatus in chute.
3. a kind of thin-wall frame frame member milling fixture according to claim 2, it is characterized in that: described pre-tightening apparatus is spring (17), and the one end is fixed, the other end is connected with preposition positioning sliding block (5).
4. a kind of thin-wall frame frame member milling fixture according to claim 2, it is characterized in that: described preposition moving stop (2) is provided with pilot pin (18), and its top surpasses the located lateral face 0-2mm of preposition positioning sliding block (5).
5. a kind of thin-wall frame frame member 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 of rearmounted positioning sliding block (10) is arranged in chute, offers the screwed hole that carries out the screw thread transmission with described rearmounted leading screw (11) on one of them rearmounted positioning sliding block (10) and realizes transverse shifting.
6. a kind of thin-wall frame frame member milling fixture according to claim 5, it is characterized in that: the chute on described preposition moving stop (2), rearmounted fixed dam (12) and wedge block (4) is the dovetail chute.
7. a kind of thin-wall frame frame member milling fixture according to claim 5, it is characterized in that: described preposition leading screw (3) and rearmounted leading screw (11) all are arranged to reverse thread from centre towards two ends, two slide blocks in corresponding chute are equipped with corresponding reverse thread hole, realize that corresponding a pair of slide block moves simultaneously in opposite directions.
8. according to the described a kind of thin-wall frame frame member milling fixture of any one in 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) that carries out the screw thread transmission by moving stop leading screw (13), and coordinates realization to vertically move with the vertical slide rail on being arranged on base (1).
9. according to the described a kind of thin-wall frame frame member milling fixture of any one in claim 1-7, it is characterized in that: described base (1) left and right sides is provided with the located lateral groove (7) of T shape, described pressing plate (9) contacts with the framing component top by the cushion block contour with framing component (15), and pressing plate screw rod (8) is spirally connected from above-below direction fixed frame member through the groove on pressing plate (9) and locating slot and panel nut (16).
10. a kind of thin-wall frame frame member milling fixture according to claim 9, it is characterized in that: the quantity of described locating slot is provided with more than two along the longitudinal direction of preposition moving stop (2) and rearmounted fixed dam (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320425340 CN203343775U (en) | 2013-07-17 | 2013-07-17 | Thin-walled frame component milling fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320425340 CN203343775U (en) | 2013-07-17 | 2013-07-17 | Thin-walled frame component milling fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203343775U true CN203343775U (en) | 2013-12-18 |
Family
ID=49743708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320425340 Withdrawn - After Issue CN203343775U (en) | 2013-07-17 | 2013-07-17 | Thin-walled frame component milling fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203343775U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103317370A (en) * | 2013-07-17 | 2013-09-25 | 中南林业科技大学 | Thin-wall frame component milling clamp |
| CN109015025A (en) * | 2018-09-03 | 2018-12-18 | 萍乡学院 | A kind of enterprise's production technology attachment device |
| CN114749976A (en) * | 2022-04-25 | 2022-07-15 | 苏州优缘建材有限公司 | Automatic feeding device for aluminum alloy section processing and working method thereof |
-
2013
- 2013-07-17 CN CN 201320425340 patent/CN203343775U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103317370A (en) * | 2013-07-17 | 2013-09-25 | 中南林业科技大学 | Thin-wall frame component milling clamp |
| CN109015025A (en) * | 2018-09-03 | 2018-12-18 | 萍乡学院 | A kind of enterprise's production technology attachment device |
| CN114749976A (en) * | 2022-04-25 | 2022-07-15 | 苏州优缘建材有限公司 | Automatic feeding device for aluminum alloy section processing and working method thereof |
| CN114749976B (en) * | 2022-04-25 | 2023-09-22 | 苏州优缘建材有限公司 | Automatic feeding device for aluminum alloy profile machining and working method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131218 Effective date of abandoning: 20150422 |