CN216706766U

CN216706766U - Thin-wall revolving body part clamping device

Info

Publication number: CN216706766U
Application number: CN202123396459.2U
Authority: CN
Inventors: 王道品
Original assignee: Shanghai C&U Group Co Ltd; C&U Co Ltd
Current assignee: Shanghai C&U Group Co Ltd; C&U Co Ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-06-10
Anticipated expiration: 2031-12-27

Abstract

The utility model discloses a thin-wall revolving body part clamping device which comprises a base, wherein an operation hole penetrates through the center of the base, a plurality of clamping seats are circumferentially distributed on the end surface of the base, a sliding groove is formed in the end surface of each clamping seat, a touch block is arranged on each sliding groove in a sliding manner, the outer wall surface of each touch block is a touch surface, each touch surface is provided with a notch, the bottom surface of each notch is a first touch surface used for touching the outer peripheral wall of the end part of an external thin-wall revolving body, a second touch surface used for touching the end surface of the end part of the external thin-wall revolving body is connected between each touch surface and the corresponding notch, the end surface of each clamping seat is a third touch surface used for touching the bottom surface of the end part of the external thin-wall revolving body, and a limiting component used for limiting the touch block to slide in the sliding groove is arranged on each sliding groove. The clamping tool solves the problems that the clamping tool in the prior art cannot stably clamp the thin-wall revolving body part and is easy to separate from the clamping tool when the thin-wall revolving body part runs.

Description

Thin-wall revolving body part clamping device

Technical Field

The utility model relates to the technical field of thin-wall revolving body part clamping tools, in particular to a thin-wall revolving body part clamping device.

Background

In present lathe work in-process, we generally all utilize soft claw inwards or outside centre gripping part when the centre gripping work piece, be greater than the rotatory inertia of outwards throwing away of part for guaranteeing the clamping-force of soft claw, but in work, we also often meet some special circumstances, like thin wall part processing, but the short rotary motion condition of clamping part, thin wall solid of revolution part top is discoid mostly, and thin wall solid of revolution part bottom is cylindricly mostly, and rely on current centre gripping frock to be difficult to carry out the centre gripping to its top, the too big thin wall solid of revolution part top that leads to of centre gripping dynamics is impaired easily, the too little thin wall part that leads to of centre gripping dynamics breaks away from centre gripping frock when rotatory.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a clamping device for thin-wall revolving body parts, which aims to solve the problems that a clamping tool in the prior art cannot stably clamp the thin-wall revolving body parts and is easy to separate from the clamping tool when the thin-wall revolving body parts rotate.

In order to achieve the above object, the present invention provides a thin-wall revolving body part clamping device, which comprises a base, an operation hole penetrates through the center of the base, a plurality of clamping seats are circumferentially distributed on the end face of the base along the central axis of the operation hole, sliding grooves are formed in the end face of each clamping seat, each sliding groove is provided with a touch block in a sliding manner, the outer wall surface of each touch block is a touch surface, each touch surface is provided with a groove, the bottom surface of each groove is a first contact surface used for touching the outer peripheral wall of the end part of an external thin-wall revolving body, the clamping seat is characterized in that a second contact surface which is used for being in butt contact with the end face of the end part of the external thin-wall revolving body is connected between the butt surface and the groove, each clamping seat end face is a third contact surface which is used for being in butt contact with the bottom face of the end part of the external thin-wall revolving body, and a limiting component which is used for limiting the butt block to perform sliding motion on the sliding groove is arranged on the sliding groove.

The technical scheme is adopted, and the method has the advantages that: an operator places the thin-wall revolving body part to be processed on the base, at the moment, the bottom surface of the end part of the thin-wall revolving body is contacted with the end surface of each clamping seat, then the operator moves the contact block to make the contact block slide on the chute, after the contact block slides for a certain distance, the second contact surface on the contact block is contacted with the end surface of the end part of the thin-wall revolving body, and the first contact surface is also contacted with the peripheral wall of the end part of the thin-wall revolving body, the end part of the thin-wall revolving body is clamped and fixed by the combination of the first contact surface, the second contact surface and the third contact surface, the clamping force to the thin-wall revolving body is improved, the thin-wall revolving body is ensured not to be separated from the base when rotating, the smooth processing flow is ensured, and the rotation speed of the thin-wall revolving body is not influenced by the contact type clamping, so that the processing of the thin-wall revolving body is not influenced; when the contact block is matched with the end part of the thin-wall revolving body, an operator limits the sliding of the contact block through the limiting component to ensure that the contact block is fixed on the sliding groove, and meanwhile, the limiting component is arranged to facilitate the operator to take down or install the thin-wall revolving body, so that the machining efficiency is accelerated; in the technology, the number of the clamping seats is three or more, and the plurality of clamping seats are circumferentially arranged along the central axis direction of the operation hole, and the clamping seats within the number range can surround the thin-wall revolving body to be processed, so that the plurality of clamping seats are combined to form clamping fixation of the thin-wall revolving body to be processed; the arrangement of the operation hole in the technology is convenient for the external driving device to be in linkage fit with the thin-wall revolving body to be processed through the operation hole.

The utility model further provides that: the limiting assembly comprises a fixing block arranged in the sliding groove, the fixing block is provided with a fixing hole, the end face of the abutting block is provided with a matching hole, the matching hole is provided with a fixing rod, and one end of the fixing rod is connected with the fixing hole through threads after penetrating through the matching hole.

The technical scheme is adopted, and the method has the advantages that: when an operator moves the collision block, the operator penetrates one end of the fixed rod through the matching hole and then is in threaded connection with the fixed hole, and the collision block is limited by the fixed block and cannot slide on the sliding chute; the thin wall solid of revolution can possess certain inertia when rotatory on the base, and this inertia is changed into effort and can be used in on the conflict piece, and is connected through the dead lever again between conflict piece and the fixed block for the thin wall solid of revolution can't break away from the base in the motion process, and then ensures the normal operating of thin wall solid of revolution manufacturing procedure, has set up the further fixed dynamics of centre gripping of conflict piece to the thin wall solid of revolution through above-mentioned technique simultaneously.

The utility model further provides that: the fixed block slides and sets up in the spout, a plurality of spacing holes of transversely having arranged on the grip slipper lateral wall, it is a plurality of spacing hole all sets up with the spout intercommunication, the locking hole has been seted up on the fixed block lateral wall, the restriction subassembly still includes the locking lever, locking lever one end and locking hole threaded connection set up, and the other end sets up with one of them spacing hole threaded connection.

The technical scheme is adopted, and the method has the advantages that: the fixed block can be arranged in the sliding groove in a sliding mode, so that an operator can adjust the advancing distance of the fixed block in the sliding groove according to the diameter of the end portion of the thin-wall rotary part to be machined, the position of the contact block on the sliding groove is further adjusted, and the locking rod is arranged to fix the fixed block on the sliding groove, so that the contact block cannot move on the sliding groove when the thin-wall rotary body is clamped and fixed; the thin-wall revolving body parts with different sizes can be machined by the aid of the technology, and accordingly machining range is widened.

The utility model further provides that: and the outer wall surface of the clamping seat is a fourth contact surface which is used for being abutted against the outer peripheral wall of the bottom of the external thin-wall revolving body.

The technical scheme is adopted, and the method has the advantages that: the periphery wall of the bottom of the thin-wall revolving body is surrounded and wrapped by the fourth contact surfaces in a combined mode, and the problem that the thin-wall revolving body shakes and deviates even breaks away from the base during operation is further solved.

The utility model further provides that: and the outer wall surface of the clamping seat is provided with a supporting block, and the end surface of the supporting block is a fifth contact surface used for contacting with the bottom surface of the bottom of an external thin-wall revolving body.

The technical scheme is adopted, and the method has the advantages that: the arrangement of the supporting blocks ensures that the thin-wall revolving body can be stably placed on the supporting blocks, and further ensures that the thin-wall revolving body parts cannot shake, shift or even break away from the base in the machining process.

Drawings

FIG. 1 is a three-dimensional view of the present invention in use;

FIG. 2 is a three-dimensional view of the utility model in an unused state;

fig. 3 is a three-dimensional view showing the combination state of the collision block and the fixed block in the present invention.

Detailed Description

The utility model provides a thin-wall revolving body part clamping device which comprises a base 1, wherein an operation hole 11 penetrates through the center of the base 1, a plurality of clamping seats 2 are circumferentially distributed on the end surface of the base 1 along the central axis of the operation hole 11, a sliding groove 21 is formed in the end surface of each clamping seat 2, a contact block 3 is arranged on each sliding groove 21 in a sliding manner, the outer wall surface of each contact block 3 is a contact surface 31, each contact surface 31 is provided with a notch 32, the bottom surface of each notch 32 is a first contact surface 321 used for being in contact with the outer peripheral wall of the end part of an external thin-wall revolving body, a second contact surface 322 used for being in contact with the end surface of the end part of the external thin-wall revolving body is connected between each contact surface 31 and each notch 32, the end surface of each clamping seat 2 is a third contact surface 22 used for being in contact with the bottom surface of the end part of the external thin-wall revolving body, and a limiting component used for limiting the sliding movement of each contact block 3 in the sliding groove 21 is arranged on each clamping seat 2, the limiting component comprises a fixed block 4 arranged in a sliding groove 21, a fixed hole 41 is formed in the fixed block 4, a matching hole 33 is formed in the end face of the contact block 3, a fixed rod 331 is arranged on the matching hole 33, one end of the fixed rod 331 penetrates through the matching hole 33 and then is in threaded connection with the fixed hole 41, the fixed block 4 is arranged in the sliding groove 21 in a sliding manner, a plurality of limiting holes 23 are transversely arranged on the side wall of the clamping seat 2, the limiting holes 23 are all communicated with the sliding groove 21, a locking hole 42 is formed in the side wall of the fixed block 4, the limiting component further comprises a locking rod 43, one end of the locking rod 43 is in threaded connection with the locking hole 42, the other end of the locking rod is in threaded connection with one of the limiting holes 23, the outer wall face of the clamping seat 2 is a fourth contact face 24 used for being in contact with the outer peripheral wall of the external thin-wall bottom rotating body, and a supporting block 5 is arranged on the outer wall face of the clamping seat 2, the end surface of the supporting block 5 is a fifth contact surface 51 used for contacting with the bottom surface of the external thin-wall revolving body.

The thin-wall revolving body end part in the technology is marked with 61 in the drawing, and the thin-wall revolving body bottom part is marked with 62 in the drawing.

While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be understood by those skilled in the art that the utility model is not limited by the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.

Claims

1. A thin wall solid of revolution part clamping device which characterized in that: the base comprises a base, the base center department runs through there is the handle hole, a plurality of grip slipper that have arranged along handle hole axis circumference on the base terminal surface, every the spout has all been seted up on the grip slipper terminal surface, every it is provided with the conflict piece, every all to slide on the spout the conflict piece outer wall is conflict face, every fluting has all been seted up on the conflict face, every the fluting bottom surface is the first contact surface that is used for with external thin wall solid of revolution tip periphery wall inconsistent, be connected with between conflict face and the fluting and be used for with external thin wall solid of revolution tip terminal surface inconsistent second contact surface, every the grip slipper terminal surface is the third contact surface that is used for with external thin wall solid of revolution tip bottom surface inconsistent, be provided with on the spout and be used for restricting the conflict piece and make the restriction subassembly of sliding motion at the spout.

2. The thin-walled rotary body part clamping device according to claim 1, wherein: the limiting assembly comprises a fixing block arranged in the sliding groove, the fixing block is provided with a fixing hole, the end face of the abutting block is provided with a matching hole, the matching hole is provided with a fixing rod, and one end of the fixing rod is connected with the fixing hole through threads after penetrating through the matching hole.

3. The thin-walled rotary body part clamping device according to claim 2, wherein: the fixed block slides and sets up in the spout, a plurality of spacing holes of transversely having arranged on the grip slipper lateral wall, it is a plurality of spacing hole all sets up with the spout intercommunication, the locking hole has been seted up on the fixed block lateral wall, the restriction subassembly still includes the locking lever, locking lever one end and locking hole threaded connection set up, and the other end sets up with one of them spacing hole threaded connection.

4. The thin-walled rotary body part clamping device according to claim 1, wherein: and the outer wall surface of the clamping seat is a fourth contact surface which is used for being abutted against the outer peripheral wall of the bottom of the external thin-wall revolving body.

5. The thin-walled rotary body part clamping device according to claim 1, wherein: and the outer wall surface of the clamping seat is provided with a supporting block, and the end surface of the supporting block is a fifth contact surface used for contacting with the bottom surface of the bottom of an external thin-wall revolving body.