CN220445771U - Tool clamp for machining tungsten rings with different diameters - Google Patents

Abstract

The utility model discloses a fixture for machining tungsten rings with different diameters, which comprises a ring-shaped base, wherein a plurality of clamping pieces which are attached to the outer wall of the tungsten ring are arranged on the outer side of the ring-shaped base along the circumferential array of the ring-shaped base, a gland which is attached to the uppermost tungsten ring is arranged on the upper end face of the clamping piece, the clamping pieces are movably arranged relative to the ring-shaped base, a driving ring is connected onto the ring-shaped base in a threaded manner, an arc-shaped pressure receiving piece is arranged on the outer side wall surface of the clamping piece, and a plurality of arc-shaped pressure holding pieces which are used for pressing the arc-shaped pressure receiving piece to drive the clamping piece to move relative to the ring-shaped base and tightly attach to the outer wall of the tungsten ring are arranged on the inner side wall surface of the driving ring. Compared with the prior art, the utility model has the advantages of simple and reasonable structure and suitability for fixing and processing tungsten rings with different diameters.

Description

Tool clamp for machining tungsten rings with different diameters

Technical Field

The utility model relates to a fixture for machining tungsten rings with different diameters.

Background

The prior art is like chinese patent document, and the bulletin number is CN217071639U, discloses a multifunctional clamp for tungsten ring grooving, including the anchor clamps body, be equipped with the appearance chamber that the upper end opening is used for holding the tungsten ring in the anchor clamps body, hold and be equipped with upwards run through on the inner wall in chamber the annular groove of anchor clamps body, be equipped with on the anchor clamps body and pressfitting be in gland on the tungsten ring up end, the annular inslot has the support ring, hold the intracavity be equipped with the locating component that the tungsten ring was fixed a position. During normal processing, the supporting rings and the positioning components are not needed, a plurality of tungsten rings are stacked and placed in the annular groove, and then the gland and the clamp body are connected and pressed on the uppermost tungsten ring. When the cutter is damaged for secondary processing, the gland is required to be opened, all tungsten rings are taken out, then the tungsten rings are put into the supporting ring, one tungsten ring is put into the supporting ring, the processed tungsten rings are positioned through the positioning assembly, then the gland is covered, and then the positioning assembly is taken out for processing.

Based on the above, in the prior art, it includes the anchor clamps body, be equipped with the appearance chamber that upper end opening was used for holding the tungsten ring in the anchor clamps body. When processing, put into hold the intracavity with a plurality of tungsten rings in proper order, the outer wall of tungsten ring can laminate mutually with the inner wall that holds the chamber to restraint the transverse position of tungsten ring and guarantee that the tungsten ring can not produce the displacement when processing. The size of the cavity is fixed, and when the diameter of the tungsten ring is changed, different-sized clamps are needed for loading and fixing. The fixture structure cannot be suitable for fixing tungsten rings with different diameters.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides a fixture for machining tungsten rings with different diameters.

According to the tool clamp for machining tungsten rings with different diameters, which is designed by the purpose, the tool clamp comprises a ring-shaped base, a plurality of clamping pieces which are attached to the outer wall of the tungsten ring are arranged on the outer side of the ring-shaped base along a circumferential array of the ring-shaped base, a gland which is attached to the uppermost tungsten ring is arranged on the upper end face of the clamping piece, the clamping pieces are arranged relative to the ring-shaped base in a moving mode, a driving ring is connected to the ring-shaped base in a threaded mode, an arc-shaped pressure receiving piece is arranged on the outer side wall face of the clamping piece, and a plurality of arc-shaped pressure receiving pieces which are used for compressing the arc-shaped pressure receiving pieces when the driving ring rotates are arranged on the inner side wall face of the driving ring to drive the clamping pieces to move relative to the ring-shaped base and tightly attach to the outer wall of the tungsten ring.

Preferably, guide posts are longitudinally arranged at intervals on the annular base corresponding to the positions of each clamping piece, the axes of the guide posts and the axes of the annular base are mutually perpendicular, guide holes are arranged on the positions of the clamping pieces corresponding to the guide posts, and the guide posts are movably inserted into the guide holes.

Preferably, the annular base is provided with a threaded mounting hole, and the guide post is in threaded connection with the threaded mounting hole.

Preferably, a driving handle is arranged on the outer wall of the driving ring.

Preferably, the driving handle is provided with a threaded locking hole, the annular base is also provided with an annular locking seat, the annular locking seat is arranged below the driving handle, the annular locking seat is provided with a plurality of through holes along a circumferential array thereof, and the threaded locking hole is internally connected with a limit bolt inserted in any through hole in a threaded manner.

Preferably, the gland is fixedly mounted on the clamping piece by bolts.

Compared with the prior art, the clamping device comprises a ring-shaped base, wherein a plurality of clamping pieces which are attached to the outer wall of the tungsten ring are arranged on the outer side of the ring-shaped base along the circumferential array of the ring-shaped base, a gland which is attached to the uppermost tungsten ring is arranged on the upper end face of the clamping piece, the clamping pieces are movably arranged relative to the ring-shaped base, a driving ring is connected onto the ring-shaped base in a threaded manner, an arc-shaped pressure receiving piece is arranged on the outer side wall surface of the clamping piece, and a plurality of arc-shaped pressure holding pieces which are used for pressing the arc-shaped pressure receiving piece to drive the clamping piece to move relative to the ring-shaped base and tightly attach to the outer wall of the tungsten ring are arranged on the inner side wall surface of the driving ring. When the tungsten ring is fixed, the tungsten ring is sequentially overlapped on the annular base, then the driving ring is rotated, the driving ring drives the arc-shaped pressing part to press the arc-shaped pressing part to drive the clamping part to move relative to the annular base and tightly attach to the outer wall of the tungsten ring, so that the tungsten ring is fixedly clamped, and the gland is fixedly arranged on the clamping part after clamping to limit the longitudinal position of the tungsten ring. According to the utility model, the position of the clamping piece can be changed to clamp tungsten rings with different diameters by rotating the driving ring.

Drawings

FIG. 1 is a schematic cross-sectional view of the present utility model;

FIG. 2 is a schematic diagram of an exploded construction of the present utility model;

FIG. 3 is a schematic perspective view of the present utility model;

FIG. 4 is a schematic plan view of the present utility model;

FIG. 5 is a schematic view of a driving ring and a clamping member;

fig. 6 is a schematic perspective view of the machine of the present utility model.

Detailed Description

The utility model is further described below with reference to the drawings and examples.

Referring to fig. 1-6, a fixture for machining tungsten rings with different diameters comprises a ring-shaped base 10, a plurality of clamping pieces 20 attached to the outer wall of the tungsten ring are arranged on the outer side of the ring-shaped base 10 along a circumferential array of the ring-shaped base 10, a gland 40 attached to the uppermost tungsten ring is arranged on the upper end face of the clamping piece 20, the clamping pieces 20 are arranged relative to the ring-shaped base 10 in a moving manner, a driving ring 30 is connected to the ring-shaped base 10 in a threaded manner, an arc-shaped pressure receiving piece 200 is arranged on the outer side wall surface of the clamping piece 20, and a plurality of arc-shaped pressure receiving pieces 300 used for pressing the arc-shaped pressure receiving pieces 200 when the driving ring 30 rotates are arranged on the inner side wall surface of the driving ring 30 to drive the clamping pieces 20 to move relative to the ring-shaped base 10 and tightly attach to the outer wall of the tungsten ring 100.

When the tungsten ring 100 is fixed, the tungsten ring 100 is sequentially overlapped on the annular base, then the driving ring is rotated, the driving ring drives the arc-shaped pressing piece to press the arc-shaped pressed piece to drive the clamping piece to move relative to the annular base and tightly attach to the outer wall of the tungsten ring 100, so that the tungsten ring 100 is fixedly clamped, and the pressing cover is fixedly arranged on the clamping piece after clamping to limit the longitudinal position of the tungsten ring 100. The present utility model can clamp tungsten rings 100 of different diameters by changing the position of the clamping member by rotating the driving ring.

Referring to fig. 5, when the driving ring 30 is rotated clockwise, the arc pressing member 300 on the driving ring 30 gradually presses the arc pressing member 200, so that the clamping member 20 moves toward the tungsten ring 100 until the clamping member 20 is closely attached to the tungsten ring 100. Conversely, when the driving ring 30 rotates counterclockwise, the clamping member 20 gradually has a space away from the tungsten ring 100, so that the clamping member 20 can be separated from the tungsten ring 100 to achieve the removal of the tungsten ring 100.

The driving ring 30 adopts threaded connection and has the characteristic of self-locking.

Specifically, the wall surface of the clamping member 20 facing the tungsten ring 100 is an arc surface.

Referring to fig. 1, guide posts 120 are longitudinally disposed at intervals on the annular base 10 corresponding to each clamping member 20, the axes of the guide posts 120 and the axes of the annular base 10 are perpendicular to each other, guide holes 210 are disposed on the clamping members 20 corresponding to the guide posts 120, and the guide posts 120 are movably inserted into the guide holes 210.

The guide post 120 serves to restrain the clip 20 so that it can move only along the guide post 120, ensuring stability of movement.

Specifically, the annular base 10 is provided with a threaded mounting hole 110, and the guide post 120 is screwed in the threaded mounting hole 110.

Referring to fig. 1 to 5, a driving handle 310 is provided on the outer wall of the driving ring 30. The driving handle 310 is used for rotating the driving ring 30, so that the operation is convenient, and the requirement of use is met.

Referring to fig. 1 to 3, the driving handle 310 is provided with a threaded locking hole 320, the ring-shaped base 10 is further provided with a ring-shaped locking seat 130, the ring-shaped locking seat 130 is disposed below the driving handle 310, the ring-shaped locking seat 130 is provided with a plurality of through holes 140 along a circumferential array thereof, and the threaded locking hole 320 is internally connected with a limit bolt 70 inserted into any one of the through holes 140 in a threaded manner.

Specifically, in actual processing, the ring-shaped base 10 is fixed to the machine 50 by bolts passing through the through holes 140.

The function of the stop bolt 70 is to lock the drive handle 310 to effect locking of the drive ring 30.

Referring to fig. 1 and 4, the gland 40 is fixedly mounted to the holder 20 using bolts. Simple structure, convenient assembly and meets the use requirement.

What is not described in detail in this specification is prior art known to those skilled in the art.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model, and the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying the number of technical features being indicated.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. Tool clamp for machining tungsten rings with different diameters, comprising a ring-shaped base (10), and being characterized in that: the utility model discloses a tungsten ring, including annular base (10), clamping piece (20) that the outside of annular base (10) was provided with a plurality of clamping pieces (20) that laminate mutually with the tungsten ring outer wall along its circumference array, the up end of clamping piece (20) is equipped with gland (40) that laminate mutually with the tungsten ring of top, clamping piece (20) are relative annular base (10) remove and set up, threaded connection has driving ring (30) on annular base (10), be equipped with arc pressure piece (200) on the lateral wall of clamping piece (20), be equipped with a plurality of being used for on the inside wall of driving ring (30) compress tightly arc pressure piece (200) when driving ring (30) rotate order about clamping piece (20) to annular base (10) remove arc pressure piece (300) that closely laminate with the tungsten ring outer wall.

2. The tooling fixture for machining tungsten rings with different diameters according to claim 1, wherein: guide posts (120) are longitudinally arranged at intervals on the positions, corresponding to the clamping pieces (20), of the annular base (10), the axes of the guide posts (120) are perpendicular to the axes of the annular base (10), guide holes (210) are formed in the positions, corresponding to the clamping pieces (20), of the guide posts (120), and the guide posts (120) are movably inserted into the guide holes (210).

3. A tooling fixture for machining tungsten rings of different diameters according to claim 2, wherein: the annular base (10) is provided with a threaded mounting hole (110), and the guide post (120) is in threaded connection with the threaded mounting hole (110).

4. A tool clamp for machining tungsten rings of different diameters according to any one of claims 1 to 3, wherein: the outer wall of the driving ring (30) is provided with a driving handle (310).

5. The tooling fixture for machining tungsten rings with different diameters according to claim 4, wherein: the novel driving handle is characterized in that a threaded locking hole (320) is formed in the driving handle (310), a ring-shaped locking seat (130) is further formed in the ring-shaped base (10), the ring-shaped locking seat (130) is arranged below the driving handle (310), a plurality of through holes (140) are formed in the ring-shaped locking seat (130) along the circumferential array of the ring-shaped locking seat, and the threaded locking hole (320) is internally connected with a limit bolt (70) inserted into any one of the through holes (140) in a threaded mode.

6. A tool clamp for machining tungsten rings of different diameters according to any one of claims 1 to 3, wherein: the gland (40) is fixedly arranged on the clamping piece (20) by bolts.