CN2912899Y - Centring clamp for kidney cross-section workpiece - Google Patents
Centring clamp for kidney cross-section workpiece Download PDFInfo
- Publication number
- CN2912899Y CN2912899Y CN 200620042382 CN200620042382U CN2912899Y CN 2912899 Y CN2912899 Y CN 2912899Y CN 200620042382 CN200620042382 CN 200620042382 CN 200620042382 U CN200620042382 U CN 200620042382U CN 2912899 Y CN2912899 Y CN 2912899Y
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- workpiece
- waist
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- rotating shaft
- adjusting rods
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Abstract
The utility model is a special frock clamp used for the machine work, in particular to a clamp which aligns and centers to two left and right arcs taking the cut plane as the horizontal base after two round edges of the cylindrical workpiece are cut and then takes the shape of a waist. A rotation shaft (2) is positioned in the direction of the verticality of the V-type trough of the V-type block 1, and the two ends of the rotation shaft (2) are symmetrically fixed with a pair of adjusting rods (3) with the same angles; the two adjusting rods (3) have the equal distance with the center line of the V-shaped concave trough. Tightened by nuts and so on, the adjusting rods (3) at the two sides can rotate around the rotation shaft (2); a manual adjusting handle (5) can be used for adjusting. A fixed pressing plate (4) is positioned above the V-type block (1). The plane of the rod-type workpiece of the waist-type section is positioned on the V-shaped block (1) and is embedded between two adjusting rods (3) which gradually turn over on the rotation shaft (2) from bottom to top till that both of the two sides of the waist-type workpiece contact with the adjusting rods (3) at the two sides; the upper fixed pressing plate (4) is locked. The utility model has a simple structure, a convenient operation and can be exactly positioned.
Description
(1) technical field
The utility model is the special tooling anchor clamps in a kind of machining, particularly relates to cylindrical workpiece is the waist shape after cutting two round edges, and be horizontal reference with the plane after cutting, according to a kind of anchor clamps of both sides circular arc centering centering.
(2) background technology
Known, in mechanical smear metal processing, needs like this are often arranged: cylindrical work is processed into the cuboid workpiece of square-section, in silicon solar cell processing, this requirement is just arranged.
Accept to shine upon for maximum area ground, absorb the energy, the semi-conductor silicon chip that solar energy converts electric energy to generally is to be processed into square, such structure by circle effectively to absorb the efficient of sunshine in same irradiated area higher.In process, at first polycrystalline silicon material is processed into the pole of monocrystalline silicon, the blank pole is reprocessed into square rod after cutting off, and square rod section back has just become for ease of the solar energy and semiconductor silicon chip of arranging.
Elder generation forms waist tee section workpiece with the both sides circular arc excision of cylindrical work in the processing, and then becomes square bar-shaped workpiece after the two circular arcs excision with waist shape workpiece.For the first road manufacturing procedure, making cylindrical bar-shaped workpiece centre consistent with machine tooling axle center is very easily, and cylindrical bar-shaped workpiece is put into the natural centering centering of V-arrangement anchor clamps energy, and this is a kind of routine techniques of maturation.But, for behind the long size work that forms the waist tee section again the centering centering just clamped relatively difficulty, do not have ripe existing anchor clamps, must test " backer " repeated measurement by other, centering centering is repeatedly adjusted gradually and is made workpiece consistent with the lathe center.
In the processing of solar silicon wafers, adopt elder generation with cylindrical silicon rod butt operation, butt adopts two parallel spacings of circular beater plate to be installed in the rotating shaft of lathe, and the diamond that utilizes cutterhead cylindrical oral area to plate carries out cutting processing to silicon rod.Need carry out cutting twice for square silicon rod, cutting for the first time utilizes the vee-block positioning fixture, two V-arrangement positioning fixtures are installed in the center of two cutting dives, cylindrical silicon rod is inserted in the v-depression, the cylindrical shape of cylindrical rod self can be guaranteed the central authorities of silicon rod axis at v-depression, can not produce the skew about workpiece, can not influence coaxiality deviation with two cutting disc smear metals.When cutting for the second time, be cut into oblateness (waist shape) silicon rod, must do 90 degree upsets, hold in both hands for waist shape silicon and carry out axis, i.e. the centering centering of left and right sides is guaranteed the consistent of cutting disc smear metal center and waist shape workpiece centre, if about have the deviation will damaged workpiece slightly, cause the product substandard products or scrap, silicon materials are a kind of precious materials, must strict control the left and right sides accuracy of alignment of processing work for the second time.
(3) summary of the invention
The purpose of this utility model intends providing a kind of anchor clamps that can correctly control waist shape workpiece left and right sides centering, instrument easy and simple to handle.
The purpose of this utility model so realizes.
On vee-block, one rotating shaft is set with the perpendicular direction of v-depression, the fixing a pair of testing rod of two external part symmetry rigid about rotating shaft, testing rod is elongated, two testing rods must have identical angle orientation in rotating shaft, angle when rotating in rotating shaft with the testing rod that guarantees the left and right sides is synchronously strict, testing rod is perpendicular to rotating shaft, the projection of two testing rods on the vertical plane of rotating shaft overlaps, two testing rods equate with the distance of v-depression centreline space is strict, so that the installation of these anchor clamps vee-block centering position on lathe, the testing rod outer end is fastening by methods such as nuts again, the both sides testing rod can rotate with rotating shaft, testing rod regulating handle outwards laterally arranged, use when being convenient to correction adjustment.One fixation clip is set above vee-block, after centering adjust to be finished, push down by fixation clip fixing so that it is carried out machining.
One side plane of the bar-shaped workpiece of the waist tee section of needs processing is placed on the last plane of vee-block, this waist shape workpiece left and right directions is not tied and can move freely, at this moment, one group of testing rod is dug from the bottom up around rotating shaft, make bar-shaped workpiece between two testing rods, because waist shape workpiece left and right directions is centering but also be not tied not only, therefore be the testing rod that the arc surface of workpiece one side touches a side earlier certainly, continue cocked testing rod, because the gravity of workpiece and the lateral compression power of a side testing rod make workpiece move toward the central axial direction of vee-block, continue cocked gradually testing rod, waist shape workpiece continues to adjust toward middle, all touch the testing rod of both sides until the both sides of waist shape workpiece, adjust this moment and finish, waist shape workpiece must strict centering the V-arrangement center of V-type locating piece, the fixation clip of top is pressed, pin, the operating process of a kind of waist tee section of the utility model workpiece centering anchor clamps is finished.
Because clamped workpiece is a waist shape, be that both sides are circular arc, its underpart left and right directions size minimum, gradually up gradual change is big, to axial location, also be to the size maximum about the diametrical position of circular arc, therefore, the distance between two testing rods is a fixed value, as long as this distance is between the minimum and maximum value of waist shape, along with testing rod continues upwards to dig around rotating shaft, must contact simultaneously with waist shape workpiece both sides at a certain height.
The anchor clamps that the technical program forms, simple in structure, easy to operate, accurate positioning.
(4) description of drawings
Fig. 1 is a kind of waist tee section workpiece centering anchor clamps front view that the utility model proposes;
Fig. 2 is a kind of waist tee section workpiece centering anchor clamps right view that the utility model proposes;
Fig. 3 is the rotating shaft of a kind of waist tee section workpiece centering anchor clamps that the utility model proposes and the axonometric drawing of two ends testing rod and regulating handle parts.
Among the figure, 1.V shape piece 2. rotating shafts 3. testing rods 4. fixation clips 5. regulating handles
(5) specific embodiment
Below describe technical solutions of the utility model in detail at accompanying drawing.
On vee-block, one rotating shaft 2 is set with the perpendicular direction of v-depression, at the fixing a pair of elongated testing rod 3 of the two ends of rotating shaft 2 symmetry rigid, two testing rods 3 must have identical angle orientation in rotating shaft 2, i.e. two projections of testing rod 3 on the vertical plane of rotating shaft 2 overlap, synchronously strict when in rotating shaft 2, rotating with the testing rod 3 that guarantees the left and right sides, two testing rods 3 equate with the distance of v-depression centreline space, so that the installation of these anchor clamps vee-block centering position on lathe, the outer end is fastening by methods such as nuts again, both sides testing rod 3 can be with rotating shaft 2 rotations, testing rod 3 regulating handle 5 outwards laterally arranged, use when being convenient to correction adjustment.One fixation clip 4 is set above vee-block, after centering is adjusted end, pushes down fixing by fixation clip 4.
One group of a kind of waist tee section workpiece centering anchor clamps is respectively placed at the two ends of bar-shaped workpiece, the plane of the bar-shaped workpiece of the waist tee section of needs processing is placed on the last plane of vee-block 1, at this moment, this waist shape workpiece left and right directions is not tied and can move freely, testing rod 3 is up dug from centering on rotating shaft 2 down, workpiece is embedded between two testing rods 3, because waist shape workpiece left and right directions is centering but also be not tied not only, therefore touching testing rod 3 extruding forces of a side and the gravity of workpiece earlier makes workpiece move toward the central axis of vee-block, continue cocked testing rod 3, waist shape workpiece also continues to adjust toward middle, the testing rod 3 that all touches both sides until the both sides of waist shape workpiece is adjusted end, the fixation clip 4 of top is pressed, pin, the operating process of anchor clamps is finished.
Claims (2)
1. waist tee section workpiece centering anchor clamps, it is characterized in that, go up and the perpendicular laterally disposed rotating shaft (2) of v-depression at V-arrangement locating piece (1), symmetry rigid is fixed an elongated testing rod (3) respectively at the two ends of rotating shaft (2), testing rod (3) is perpendicular to rotating shaft (2), the projection of two testing rods (3) on the vertical plane of rotating shaft (2) overlaps, and two testing rods (3) equate with the distance of v-depression centreline space, in vee-block (1) top fixation clip (4) are set.
2. a kind of waist tee section workpiece centering anchor clamps according to claim 1 is characterized in that there is regulating handle (5) in the outside of testing rod (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620042382 CN2912899Y (en) | 2006-06-02 | 2006-06-02 | Centring clamp for kidney cross-section workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620042382 CN2912899Y (en) | 2006-06-02 | 2006-06-02 | Centring clamp for kidney cross-section workpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2912899Y true CN2912899Y (en) | 2007-06-20 |
Family
ID=38167500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620042382 Expired - Lifetime CN2912899Y (en) | 2006-06-02 | 2006-06-02 | Centring clamp for kidney cross-section workpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2912899Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103962962A (en) * | 2014-04-11 | 2014-08-06 | 厦门钨业股份有限公司 | Centering adjustment method of V block center and work head center of grinding machine tool |
| CN110625410A (en) * | 2019-08-30 | 2019-12-31 | 北京星航机电装备有限公司 | Clamping tool for large weak-rigidity thin-wall casting frame |
-
2006
- 2006-06-02 CN CN 200620042382 patent/CN2912899Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103962962A (en) * | 2014-04-11 | 2014-08-06 | 厦门钨业股份有限公司 | Centering adjustment method of V block center and work head center of grinding machine tool |
| CN103962962B (en) * | 2014-04-11 | 2016-06-22 | 厦门钨业股份有限公司 | The method that the V block center of a kind of grinding machine adjusts with work head center centering |
| CN110625410A (en) * | 2019-08-30 | 2019-12-31 | 北京星航机电装备有限公司 | Clamping tool for large weak-rigidity thin-wall casting frame |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20070620 |
|
| EXPY | Termination of patent right or utility model |