CN216731438U

CN216731438U - Clamping tool for machining butterfly valve

Info

Publication number: CN216731438U
Application number: CN202123374474.7U
Authority: CN
Inventors: 林伟; 刘红莉; 曾杰; 姜涛; 戴春艳
Original assignee: Wuhan Falke Control Technology Co ltd
Current assignee: Wuhan Falke Control Technology Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-06-14
Anticipated expiration: 2031-12-29

Abstract

The utility model discloses a clamping tool for machining a butterfly valve, which is used for positioning a tubular valve body of the butterfly valve and comprises: a pair of clamping components capable of sliding relatively; the two groups of clamping assemblies are symmetrically arranged in the sliding direction, and form clamping on the tubular valve body when the two groups of clamping assemblies slide oppositely; the clamping assembly comprises: a pair of clamping rods; four clamping rods in the two groups of clamping assemblies are parallel to each other, and the clamping rods are perpendicular to the sliding path of the clamping assemblies. The clamping assembly clamps the valve body from two sides of the outer wall of the valve body, the clamping rods are parallel to the tubular valve body, and the clamping rods are abutted against the side wall of the valve body to form line contact; acting force is exerted from the both sides of valve body respectively to two sets of supporting poles, then effectual carries out the centre gripping to it in the footpath face direction of valve body for the valve body can not produce the skew in its footpath, thereby this clamping frock has realized efficient valve body location effect.

Description

Clamping tool for machining butterfly valve

Technical Field

The utility model relates to the technical field of butterfly valve machining, in particular to a clamping tool for butterfly valve machining.

Background

A butterfly valve, also called a flap valve, is a regulating valve with simple structure, and can be used for the on-off control of low-pressure pipeline media, namely a valve which is opened and closed by rotating around a valve shaft, wherein a closing member (a valve clack or a butterfly plate) is a disk.

The valve body of one butterfly valve is tubular, a butterfly plate is arranged inside the valve body, flanges are arranged at two ends of the tubular valve body, and the butterfly valve is connected with other pipelines through the flanges. In the machining process of the butterfly valve, a clamping tool needs to be adopted to position the butterfly valve. Aiming at the butterfly valve with the shape, the butterfly valve is generally clamped from two ends of a tubular valve body in the prior art, but the clamping mode has certain use defects, namely the butterfly valve cannot be effectively positioned in the radial direction of the valve body, and when the radial acting force applied to the valve body is greater than the friction force between the end part of the butterfly valve and a clamping piece, the butterfly valve can generate deviation and finally influences the positioning effect.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides a clamping tool for machining a butterfly valve.

The utility model provides a clamping frock is used in butterfly valve processing for the tubulose valve body of location butterfly valve, the clamping frock includes: a pair of clamping components capable of sliding relatively;

the two groups of clamping assemblies are symmetrically arranged in the sliding direction, and form clamping on the tubular valve body when the two groups of clamping assemblies slide oppositely;

the clamping assembly comprises: a pair of clamping rods; four clamping rods in the two groups of clamping assemblies are parallel to each other, and the clamping rods are perpendicular to the sliding path of the clamping assemblies.

Preferably, the clamping assembly further comprises: a mounting seat and a connecting plate; the clamping rods are fixedly arranged on one side of the mounting seats through the connecting plate, and the two mounting seats can slide relatively.

Preferably, the clamping tool further comprises: a base, a drive assembly; the base is provided with a sliding groove, a pair of sliding seats are symmetrically arranged in the sliding groove in a sliding mode, the mounting seats are respectively mounted on the two sliding seats, and the driving assembly is connected with the two sliding seats to drive the two sliding seats to symmetrically slide in the sliding groove.

Preferably, the driving assembly includes: a driving motor, a pair of driving rods; the driving motor is a double-shaft motor and is fixedly installed in the sliding groove, the two driving rods are respectively connected with two ends of the driving motor, the two driving rods are provided with threads, the directions of the threads on the two driving rods are opposite, and the two sliding seats are respectively sleeved on the two driving rods in a threaded manner.

Preferably, a sliding cavity is formed in the clamping rod, two abutting rods are symmetrically arranged in the sliding cavity, the two abutting rods are slidably mounted in the sliding cavity and can lock the positions of the two abutting rods, and the outer ends of the abutting rods extend out of the sliding cavity.

Preferably, the middle part of one side that the connecting plate is connected with the supporting rod is provided with adjusts the mouth, adjust the mouth and divide into the two parts of symmetry with the supporting rod, the centre gripping subassembly still includes adjusting part, adjusting part is including adjusting the pole, the both ends of adjusting the pole all are provided with the screw thread, and the screw thread opposite direction at both ends, set up the screw hole in the support pole, and two support poles through the screw hole respectively the screw thread cup joint at the both ends of adjusting the pole.

Preferably, the middle part of the adjusting rod is fixedly provided with an adjusting wheel, and the outer side of the adjusting wheel is provided with anti-skid lines.

Compared with the prior art, the utility model has the following beneficial effects:

1. the clamping assembly clamps the valve body from two sides of the outer wall of the valve body, the clamping rods are parallel to the tubular valve body, and the clamping rods are abutted against the side wall of the valve body to form line contact; the two groups of clamping rods respectively apply acting forces from two sides of the valve body, so that the valve body is effectively clamped in the radial direction of the valve body, the valve body cannot deviate in the radial direction, and the clamping tool achieves an efficient valve body positioning effect;

2. when the valve body is clamped, the outer end of the valve body is abutted to the flanges at the two ends of the valve body through the sliding abutting rods, the two abutting rods abut to the flanges at the two sides respectively, then the positions of the abutting rods are locked, and the axial position of the valve body can be locked through the operation, so that the valve body cannot deviate along the axial direction, and the positioning effect of the valve body is further improved.

Drawings

FIG. 1 is a schematic structural view of a clamping tool for machining a butterfly valve, which is provided by the utility model;

fig. 2 is a schematic structural diagram of a point a in fig. 1.

In the figure:

the device comprises a base 1, a sliding groove 2, a driving motor 3, a driving rod 4, a sliding seat 5, a mounting seat 6, a connecting plate 7, a clamping rod 8, a butting rod 9, an adjusting rod 10, an adjusting wheel 11 and an adjusting opening 12.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model is described in further detail below with reference to the attached drawing figures:

the two groups of clamping assemblies are symmetrically arranged in the sliding direction, and form clamping on the tubular valve body when the two groups of clamping assemblies slide in opposite directions;

the clamping assembly includes: a pair of clamping rods 8; four clamping rods 8 in the two groups of clamping assemblies are parallel to each other, and the clamping rods 8 are perpendicular to the sliding path of the clamping assemblies.

In the embodiment applying the technical scheme, the tubular valve body is clamped by arranging two groups of clamping components which can slide in opposite directions, wherein the clamping components clamp the tubular valve body from two sides of the outer wall of the valve body during clamping, the clamping rods 8 are parallel to the tubular valve body, and the clamping rods 8 are abutted against the side wall of the valve body to form line contact; two sets of clamping rods 8 exert the effort from the both sides of valve body respectively, then effectually carry out the centre gripping to it on the footpath face direction of valve body for the valve body can not produce the skew in its footpath, thereby this clamping frock has realized efficient valve body location effect.

In a preferred embodiment, the clamping assembly further includes: a mounting seat 6 and a connecting plate 7; the clamping rods 8 are fixedly arranged on one side of the mounting seats 6 through the connecting plate 7, and the two mounting seats 6 can slide relatively. In this embodiment, the clamping rods 8 are installed on the installation bases 6 through the connection plate 7, and the two installation bases 6 can slide relatively, so as to drive the two groups of clamping rods 8 to approach each other or to be away from each other.

In an embodiment of the present invention, the clamping tool further includes: a base 1 and a driving assembly; the base 1 is provided with a sliding groove 2, a pair of sliding seats 5 are symmetrically and slidably mounted in the sliding groove 2, two mounting seats 6 are respectively mounted on the two sliding seats 5, and a driving assembly is connected with the two sliding seats 5 so as to drive the two sliding seats 5 to symmetrically slide in the sliding groove 2. In this embodiment, the driving assembly can drive the two sliding seats 5 to slide symmetrically, i.e. close to each other or far away from each other, in the sliding groove 2, so as to drive the mounting seat 6 to move synchronously, thereby realizing the movement of the clamping assembly, wherein the sliding groove 2 defines the slidable path of the clamping assembly.

In a preferred embodiment, the driving assembly includes: a drive motor 3, a pair of drive rods 4; driving motor 3 is biax motor, and fixed mounting in spout 2, and two actuating levers 4 are connected with driving motor 3's both ends respectively, all are provided with the screw thread on two actuating levers 4, and the screw thread opposite direction on two actuating levers 4, and two slides 5 respectively the screw thread cup joint on two actuating levers 4. In this embodiment, the driving motor 3 drives the two driving rods 4 to rotate during operation, and the sliding base 5 is driven to slide in the sliding groove 2 by means of thread fit, so that the sliding directions of the two sliding bases 5 are opposite due to opposite thread directions of the two driving rods 4, and the two sliding bases are close to each other or far away from each other.

In the preferred technical scheme of this embodiment, a sliding cavity is arranged in the clamping rod 8, two abutting rods 9 are symmetrically arranged in the sliding cavity, the two abutting rods 9 are slidably mounted in the sliding cavity and can be locked at the self positions, and the outer ends of the abutting rods 9 extend out of the sliding cavity. In this embodiment, the abutting rods 9 are slidably disposed in the sliding cavity, when the valve body is clamped, the outer ends of the abutting rods 9 abut against flanges at two ends of the valve body through sliding the abutting rods 9, the two abutting rods 9 abut against the flanges at two sides respectively, then the positions of the abutting rods 9 are locked, and the axial position of the valve body can be locked through the operation, so that the valve body cannot axially shift along itself, and the positioning effect of the valve body is further improved.

According to the technical scheme, the middle of one side of the connecting plate 7, which is connected with the clamping rods 8, is provided with the adjusting opening 12, the adjusting opening 12 divides the clamping rods 8 into two symmetrical parts, the clamping assembly further comprises an adjusting part, the adjusting part comprises an adjusting rod 10, the two ends of the adjusting rod 10 are provided with threads, the thread directions of the two ends are opposite, threaded holes are formed in the support rods 9, and the two support rods 9 are respectively in threaded sleeve joint at the two ends of the adjusting rod 10 through the threaded holes. In this embodiment, a user can rotate the adjusting rod 10 to make the two abutting rods 9 approach or separate from each other by using a screw-thread fit, so that the outer ends of the abutting rods 9 can abut against the flange on the valve body.

In the preferred technical scheme in this embodiment, the middle part of the adjusting rod 10 is fixedly provided with an adjusting wheel 11, and the outer side of the adjusting wheel 11 is provided with anti-skid lines. In this embodiment, by providing the adjustment wheel 11, the user can rotate the adjustment lever 10 through the adjustment wheel 11.

The present invention has been described in terms of the preferred embodiment, and it is not intended to be limited to the embodiment. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a clamping frock is used in butterfly valve processing for the tubulose valve body of location butterfly valve, a serial communication port, the clamping frock includes: a pair of clamping components capable of sliding relatively;

the clamping assembly comprises: a pair of clamping rods (8); four clamping rods (8) in the two groups of clamping assemblies are parallel to each other, and the sliding paths of the clamping rods (8) and the clamping assemblies are perpendicular.

2. The clamping tool for machining the butterfly valve according to claim 1, wherein the clamping assembly further comprises: a mounting seat (6) and a connecting plate (7); the clamping rods (8) are fixedly arranged on one side of the mounting seat (6) through the connecting plate (7), and the two mounting seats (6) can slide relatively.

3. The clamping tool for machining the butterfly valve according to claim 2, further comprising: a base (1) and a drive assembly; the base (1) is provided with a sliding groove (2), the sliding groove (2) is internally provided with a pair of sliding seats (5) symmetrically, the mounting seats (6) are respectively mounted on the sliding seats (5), the driving assembly is connected with the two sliding seats (5) to drive the two sliding seats (5) to symmetrically slide in the sliding groove (2).

4. The clamping tool for machining the butterfly valve as claimed in claim 3, wherein the driving assembly comprises: a drive motor (3), a pair of drive rods (4); driving motor (3) are biax motor and fixed mounting in spout (2), two actuating lever (4) are connected with the both ends of driving motor (3) respectively, two all be provided with the screw thread on actuating lever (4) and two screw thread opposite direction on actuating lever (4), two slide (5) respectively the screw thread cup joint on two actuating levers (4).

5. The clamping tool for machining the butterfly valve according to claim 2, wherein a sliding cavity is formed in the clamping rod (8), two abutting rods (9) are symmetrically arranged in the sliding cavity, the two abutting rods (9) are slidably mounted in the sliding cavity and can lock the positions of the two abutting rods, and the outer ends of the abutting rods (9) extend out of the sliding cavity.

6. The clamping tool for machining the butterfly valve according to claim 5, wherein an adjusting opening (12) is formed in the middle of one side, connected with the clamping rod (8), of the connecting plate (7), the adjusting opening (12) divides the clamping rod (8) into two symmetrical parts, the clamping assembly further comprises an adjusting part, the adjusting part comprises an adjusting rod (10), threads are arranged at two ends of the adjusting rod (10), the directions of the threads at the two ends are opposite, a threaded hole is formed in the abutting rod (9), and the two abutting rods (9) are respectively in threaded sleeve joint with two ends of the adjusting rod (10) through the threaded hole.

7. The clamping tool for machining the butterfly valve according to claim 6, wherein an adjusting wheel (11) is fixedly arranged in the middle of the adjusting rod (10), and anti-skid lines are arranged on the outer side of the adjusting wheel (11).