CN216422304U - Self-centering clamp for cylindrical products - Google Patents
Self-centering clamp for cylindrical products Download PDFInfo
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- CN216422304U CN216422304U CN202123006920.9U CN202123006920U CN216422304U CN 216422304 U CN216422304 U CN 216422304U CN 202123006920 U CN202123006920 U CN 202123006920U CN 216422304 U CN216422304 U CN 216422304U
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Abstract
The utility model provides a from centering anchor clamps for cylinder class product, which comprises a disc, evenly be provided with a plurality of guide ways, every along circumference on the disc the guide way cooperation is provided with a locating piece, the locating piece sets up in the disc below, and the centre of turning of the directional disc of locating piece can be followed disc radial slip, be provided with the fixation nut who passes guide way and locating piece fixed connection on the disc, the guide way is radial and the tangential of skew disc and keeps away from disc centre of turning gradually pitch arc or linear structure, fixation nut can lock the position of locating piece. The utility model has the advantages that: the positioning blocks are fixed on the guide grooves through the fixing nuts, so that the positioning blocks stretch out and draw back synchronously relative to the circular discs, the surface of a cylindrical product is clamped in a self-centering mode, the positioning blocks can be locked through tightening the fixing nuts, and the clamped product is prevented from loosening and locking.
Description
Technical Field
The utility model relates to a frock clamp technical field especially relates to a from centering anchor clamps for cylinder class product.
Background
In the product processing process, a clamp is mostly needed to fix a product to prevent processing deviation, and for a cylindrical or tubular product with a circular cross section, a plurality of clamping pieces which are divergently arranged around the cylindrical or tubular product respectively extend towards the center to clamp and fix the cylindrical or tubular product; however, if the product itself has a dimensional deviation, the actual center position of the fixed product may deviate from the positioned center position, resulting in a machining error.
The utility model discloses a utility model patent that publication number is CN212145673U discloses a fixing device is used in automobile bearing processing, and a plurality of slides of carousel drive through being provided with the arc hole are synchronous along radially stretching out and drawing back, when pressing from both sides tight product, have from the effect of centering, however the device relies on servo motor drive carousel to rotate, needs external drive just can carry out work, and the rotation locking function that mainly relies on drive arrangement prevents to be become flexible by the work piece of centre gripping moreover, and equipment cost is higher relatively.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a can be from the self-centering anchor clamps of locking with fixed cylinder class product is provided.
The utility model discloses a solve above-mentioned technical problem through following technical scheme: the utility model provides a from centering anchor clamps for cylinder class product, includes the disc, evenly be provided with a plurality of guide ways, every along circumference on the disc the guide way cooperation is provided with a locating piece, the locating piece sets up in the disc below, and the centre of turning of the directional disc of locating piece can be followed disc radial slip, be provided with the fixation nut who passes guide way and locating piece fixed connection on the disc, the guide way is radial and tangential and the pitch arc or the straight line structure of keeping away from disc centre of turning gradually of skew disc, fixation nut can lock the position of locating piece.
The utility model discloses set up in the below of disc along radial gliding locating piece, fix the locating piece on the guide way through fixation nut, along with the rotation of disc, the guide way can drive the locating piece along radially stretching out and drawing back to make the relative disc of a plurality of locating pieces stretch out and draw back in step, realize pressing from both sides tightly from the centering on cylinder class product surface, and the accessible is screwed up fixation nut and is locked the position of locating piece, prevent that the product by the centre gripping is not hard up, carries out the self-locking.
Preferably, the disc has a through hole in the center.
Preferably, the outer edge of the disc is uniformly provided with three guide plates, and the guide grooves are formed in the guide plates.
Preferably, the guide plate is of a spiral involute structure, and the guide groove is arranged on a central track of the guide plate.
Preferably, a fixed block is arranged at one end of the positioning block, which is far away from the disc, a pin rod is fixedly arranged on the fixed block, and the positioning block is in sliding fit with the pin rod; the pin rod is sleeved with a spring which is abutted to the positioning block and the fixing block.
Preferably, the locating piece is I-shaped structure, and the slip sets up in a spout, and is a plurality of the spout is fixed in on the same base.
Preferably, evenly be provided with three mounting panel along circumference on the base, the radial transmission form's of disc setting is followed to the mounting panel, the spout is fixed in on the mounting panel.
Preferably, still evenly be provided with three arc stopper along circumference on the base, the tip of spout cooperates with the arc stopper butt of both sides.
Preferably, be provided with on the locating piece with fixation nut spiro union complex screw hole, the screw hole is the through-hole, fixation nut's tip can rotate the surface butt of passing screw hole and spout.
Preferably, one end of the positioning block facing the rotation center is of a trapezoidal structure, and the length direction of the end face of the positioning block is axially parallel to the disc and is abutted to the surface of a product.
The utility model provides a from centering anchor clamps for cylinder class product's advantage lies in: the positioning blocks sliding along the radial direction are arranged below the disc, the positioning blocks are fixed on the guide grooves through the fixing nuts, and the guide grooves can drive the positioning blocks to stretch and retract along the radial direction along with the rotation of the disc, so that the positioning blocks stretch and retract synchronously relative to the disc, the surface of a cylindrical product is clamped in a self-centering mode, the positions of the positioning blocks can be locked through screwing the fixing nuts, and the clamped product is prevented from loosening and self-locking. Through setting up the spring and can driving a plurality of locating pieces and stretch out automatically, convenient to use passes the locking that locating piece and spout butt realized the locating piece position through fixation nut, conveniently carries out from the locking, need not set up outside actuating mechanism, and equipment cost is low, and the stable performance, the fault rate is low.
Drawings
Fig. 1 is a schematic view of a self-centering clamp for cylindrical products according to an embodiment of the present invention;
fig. 2 is an exploded view of a self-centering clamp for cylindrical products according to an embodiment of the present invention;
fig. 3 is one of schematic diagrams of a disc of a self-centering clamp for cylindrical products according to an embodiment of the present invention;
fig. 4 is a second schematic view of a disk of a self-centering clamp for cylindrical products according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention are described below in detail and completely with reference to the accompanying drawings, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1 and 2, the embodiment provides a self-centering fixture for cylindrical products, which includes a disc 1, a plurality of guide grooves 11 are uniformly arranged on the disc 1 along the circumferential direction, each guide groove 11 is provided with a positioning block 2 in a matching manner, the positioning block 2 is located below the disc 1, the length direction of the positioning block 2 points to the rotation center of the disc 1 and can slide along the radial direction, a fixing nut 12 which penetrates through the guide grooves 11 and is fixedly connected with the positioning block 2 is arranged on the disc 1, the guide grooves 11 are in an arc line or straight line structure which deviates from the radial direction and the tangential direction of the disc 1 and gradually keeps away from the rotation center of the disc 1, and the fixing nut 12 can lock the position of the positioning block 2.
In the embodiment, the positioning blocks 2 sliding along the radial direction are arranged below the disc 1, the positioning blocks 2 are fixed on the guide grooves 11 through the fixing nuts 12, the guide grooves 11 can drive the positioning blocks 2 to stretch and contract along the radial direction along with the rotation of the disc 1, so that the positioning blocks 2 stretch and contract synchronously relative to the disc 1, the self-centering clamping on the surface of a cylindrical product is realized, the positions of the positioning blocks 2 can be locked through screwing the fixing nuts 12, the clamped product is prevented from loosening, and the self-locking is carried out.
Furthermore, a through hole (not shown) is formed in the center of the disc 1, the product can penetrate through the through hole and is clamped and fixed by the positioning blocks 2, three guide plates 13 are uniformly arranged on the outer edge of the disc 1, the guide grooves 11 are formed in the guide plates 13, and the three positioning blocks 2 can be driven to synchronously extend and retract by manually shifting the guide plates 13.
In this embodiment, the guide plate 13 is configured to be an arc-shaped structure, the guide groove 11 is configured on the central track of the guide plate 13, and preferably, the guide plate 13 is configured to be a spiral involute structure.
In connection with fig. 3 and 4, the guide groove 11 can also be provided as a straight groove or as an arc-shaped groove with an opening facing away from the disc 1.
Refer to fig. 1 and fig. 2 again, the one end that disc 1 was kept away from to locating piece 2 is provided with a fixed block 3, the fixed pin (not shown) that is provided with on the fixed block 3, locating piece 2 and pin sliding fit, the cover is equipped with the spring 31 with locating piece 2 and 3 butts of fixed block on the pin, when pressing from both sides tight work piece, puts into the back with the work piece, loosens deflector 13, stretches out convenient operation through spring 31 drive locating piece 2 is automatic. The locating piece 2 is the I shape structure along the axial, and locating piece 2 slides and sets up in with spout 4, and spout 4 cooperates with the lower half of I shape structure, and the inboard turn-ups in upper end is in order to carry on spacingly, and is a plurality of spout 4 is fixed in on same base 5, evenly be provided with three mounting panel 51 along circumference on the base 5, the setting of the radial emission form of disc 1 is followed to mounting panel 51, spout 4 passes through the bolt fastening on mounting panel 51.
Still evenly be provided with three arc stopper 52 along circumference on the base 5, the tip of spout 4 is spacing by the side butt of both sides arc stopper 52, improves the stability of spout 4.
Be provided with on the locating piece 2 with fixing nut 12 spiro union complex screw hole 21, screw hole 21 is the through-hole, fixing nut 12's tip can pass screw hole 21 and with the surperficial butt of spout 4 to the realization is to the locking of locating piece 2 position. The one end of location 2 orientation centre of turning round sets up to the trapezium structure, and its length direction of the terminal surface of locating piece 2 conduct the axial direction parallel of trapezoidal upper base and disc 1 to form vertical rectangular shape terminal surface, convenient and product surface butt improves fixed effect.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a from centering anchor clamps for cylinder class product which characterized in that: the disc positioning device comprises a disc, evenly be provided with a plurality of guide ways, every along circumference on the disc the guide way cooperation is provided with a locating piece, the locating piece sets up in the disc below, and the centre of rotation of the directional disc of locating piece can be followed disc radial slip, be provided with the fixation nut who passes guide way and locating piece fixed connection on the disc, the guide way is radial and the tangential of skew disc and keeps away from disc centre of rotation's pitch arc or linear structure gradually, fixation nut can lock the position of locating piece.
2. A self-centring clamp for cylindrical products, according to claim 1, characterized in that: the center of the disk is provided with a through hole.
3. A self-centring clamp for cylindrical products, according to claim 1, characterized in that: the disc outer fringe evenly is provided with three deflector, the guide way set up in on the deflector.
4. A self-centring clamp for cylindrical products, according to claim 3, characterized in that: the guide plate is of a spiral involute structure, and the guide groove is arranged on the central track of the guide plate.
5. A self-centring clamp for cylindrical products, according to claim 1, characterized in that: a fixed block is arranged at one end of the positioning block, which is far away from the disc, a pin rod is fixedly arranged on the fixed block, and the positioning block is in sliding fit with the pin rod; the pin rod is sleeved with a spring which is abutted to the positioning block and the fixing block.
6. A self-centring clamp for cylindrical products, according to claim 5, characterized in that: the locating piece is I-shaped structure, and the slip sets up in a spout, and is a plurality of the spout is fixed in on the same base.
7. A self-centring clamp for cylindrical products, according to claim 6, characterized in that: evenly be provided with three mounting panel along circumference on the base, the radial emission form's of disc setting is followed to the mounting panel, the spout is fixed in on the mounting panel.
8. The self-centering clamp for cylindrical products of claim 7, wherein: evenly be provided with three arc stopper along circumference on the base, the tip of spout and the arc stopper butt cooperation of both sides.
9. A self-centring clamp for cylindrical products, according to claim 6, characterized in that: the positioning block is provided with a threaded hole matched with the fixing nut in a threaded manner, the threaded hole is a through hole, and the end part of the fixing nut can rotate to penetrate through the threaded hole to abut against the surface of the sliding groove.
10. A self-centring clamp for cylindrical products, according to claim 1, characterized in that: one end of the positioning block, which faces the rotation center, is of a trapezoidal structure, and the length direction of the end face of the positioning block is axially parallel to the disc and is abutted to the surface of a product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123006920.9U CN216422304U (en) | 2021-11-30 | 2021-11-30 | Self-centering clamp for cylindrical products |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123006920.9U CN216422304U (en) | 2021-11-30 | 2021-11-30 | Self-centering clamp for cylindrical products |
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| Publication Number | Publication Date |
|---|---|
| CN216422304U true CN216422304U (en) | 2022-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123006920.9U Active CN216422304U (en) | 2021-11-30 | 2021-11-30 | Self-centering clamp for cylindrical products |
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| CN (1) | CN216422304U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116423368A (en) * | 2023-04-25 | 2023-07-14 | 连云港宝迪汽车配件制造有限公司 | New energy automobile aluminum alloy engine end cover machining device and method |
-
2021
- 2021-11-30 CN CN202123006920.9U patent/CN216422304U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116423368A (en) * | 2023-04-25 | 2023-07-14 | 连云港宝迪汽车配件制造有限公司 | New energy automobile aluminum alloy engine end cover machining device and method |
| CN116423368B (en) * | 2023-04-25 | 2024-02-27 | 连云港宝迪汽车配件制造有限公司 | New energy automobile aluminum alloy engine end cover machining device and method |
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