CN217585714U

CN217585714U - Gas detection clamp

Info

Publication number: CN217585714U
Application number: CN202221185652.3U
Authority: CN
Inventors: 黄锡祥; 邓发青
Original assignee: Huizhou Shenpu Industrial Co ltd
Current assignee: Huizhou Shenpu Industrial Co ltd
Priority date: 2022-05-18
Filing date: 2022-05-18
Publication date: 2022-10-14
Anticipated expiration: 2032-05-18

Abstract

The utility model relates to an air detection clamp, include: a base body; the rotating assembly comprises a rotating seat, an elastic positioning pin and a driving piece, the rotating seat is rotatably arranged on the seat body, the elastic positioning pin is vertically arranged on the rotating seat, and the output end of the driving piece is connected with the rotating seat; the gas detection assembly is erected above the rotating seat in a vertically movable mode. The utility model discloses rational in infrastructure, convenient operation can effectively fix a position axle type work piece, improves the efficiency that detects.

Description

Gas detection clamp

Technical Field

The utility model relates to a detect anchor clamps technical field, particularly, relate to an air detection anchor clamps.

Background

With the continuous development of the technology, the requirement on the precision of the workpiece is higher and higher, and for the shaft workpiece with a plurality of holes on part of the end face, the hole diameter and the hole depth need to be detected after the shaft workpiece is machined, so that the quality of the workpiece is ensured. In the detection process, the workpiece needs to be positioned through the clamp, and the current clamp which is simple to operate and accurate in positioning is lacked, so that the detection efficiency of the workpiece is low, the measurement error is large, and the requirement for large-batch detection cannot be met.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gas detection clamp, its is rational in infrastructure, and convenient operation can effectively fix a position axle class work piece, improves the efficiency that detects.

An air-detecting jig comprising: a base body; the rotating assembly comprises a rotating seat, an elastic positioning pin and a driving piece, the rotating seat is rotatably arranged on the seat body, the elastic positioning pin is vertically arranged on the rotating seat, and the output end of the driving piece is connected with the rotating seat; the gas detection assembly is erected above the rotating seat in a vertically movable mode.

In the technical scheme, the shaft workpiece can be quickly and accurately positioned through the elastic positioning pin, and the rotating seat is driven to rotate by the driving piece, so that the gas detection assembly can sequentially detect holes in the end face of the shaft workpiece, the operation is simple and convenient, and the detection efficiency is high.

Further, the elastic locating pin includes casing, extensible member, mounting, elastic component and a plurality of ball, the global a plurality of locating holes that are equipped with of casing, the ball inlays with one-to-one and locates in the locating hole, the ball can be followed the radial movement of casing, the inside casing is movably located to the extensible member, the upper end of extensible member and the surface butt of ball, the mounting set firmly in the lower extreme of casing, the elastic component is located between extensible member and the mounting.

In above-mentioned technical scheme, the diameter of casing and the internal diameter phase-match of axle type work piece, during the detection, with the periphery of work piece cover at the elastic locating pin, the ball receives the extrusion of work piece internal surface along the radial inward movement of elastic locating pin, under extensible member and elastic component complex effect, the ball forms continuous pressure to the work piece internal surface to guarantee that work piece and elastic locating pin closely cooperate, make the location more stable.

Furthermore, the upper end of casing is equipped with the round pin head, the round pin head is equipped with first direction inclined plane.

In the technical scheme, the first guide inclined plane can facilitate the insertion of the elastic positioning pin into the workpiece, so that the operation is more convenient.

Furthermore, the upper end of the telescopic piece is provided with a second guide inclined surface, and the second guide inclined surface is abutted to the surface of the ball.

In the technical scheme, the second guide inclined plane enables the telescopic piece to move downwards under the pressure of the ball, meanwhile, the elastic force of the elastic piece can be guaranteed to act on the ball, the ball is enabled to have the pressure towards the outer side of the shell, and then the stability of workpiece positioning is guaranteed.

Further, the diameter of the positioning hole is smaller than that of the ball.

In the technical scheme, the diameter of the positioning hole is smaller than that of the ball, so that the ball can be prevented from being separated from the positioning hole.

Further, the elastic member is a spring.

In the technical scheme, one end of the spring is connected with the telescopic piece, the other end of the spring is connected with the fixing piece, so that the telescopic piece has upward restoring force, and the restoring force acts on the ball through the first guide inclined surface to keep the pressure of the ball towards the outer side of the shell.

Further, the gas detection assembly comprises a support, a mounting seat, a sliding seat and a detection piece, wherein the mounting seat is connected to the support, the sliding seat is connected with the mounting seat in a sliding manner, and the detection piece is arranged on the sliding seat.

In above-mentioned technical scheme, the sliding seat can slide to adjust the height of detection piece, be convenient for place and take out the work piece.

Furthermore, the installation seat is provided with a guide rail extending along the vertical direction, the sliding seat is provided with a sliding block, and the sliding block is connected with the guide rail in a sliding manner.

In the technical scheme, the sliding block is matched with the guide rail so that the sliding seat can stably move.

Further, the detection piece is a pneumatic measuring instrument.

In the technical scheme, the pneumatic measuring instrument has the advantages of non-contact measurement, reliable work, easy reading and the like, and can effectively measure the inner diameter and the depth of the hole.

Furthermore, the axis of the elastic positioning pin coincides with the rotating shaft of the rotating seat.

In the technical scheme, the axis of the elastic positioning pin is superposed with the rotating shaft of the rotating seat, so that the workpiece can be ensured to rotate along the axial direction of the workpiece.

Compared with the prior art, the beneficial effects of the utility model are that: the elastic positioning pin is reasonable in structure, shaft workpieces can be quickly and accurately positioned, the driving piece drives the rotating seat to rotate, the gas detection assembly can sequentially detect holes in the end faces of the shaft workpieces, and the operation is simple and convenient. The utility model discloses simple structure, convenient operation can effectively fix a position axle type work piece, improves the efficiency that detects.

Drawings

Fig. 1 is a schematic structural view of the gas detection clamp of the present invention.

Fig. 2 is the structure schematic diagram of the elastic locating pin of the gas detection clamp of the present invention.

The reference numbers illustrate:

the gas detection device comprises a base body 1, a rotating assembly 2, a rotating base 21, an elastic positioning pin 22, a shell 221, a telescopic piece 222, a fixing piece 223, an elastic piece 224, a ball 225, a second guide inclined surface 226, a pin head 227, a first guide inclined surface 228, a driving piece 23, a gas detection assembly 3, a support 31, a mounting base 32, a sliding base 33 and a detection piece 34.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

As shown in fig. 1 and 2, in a preferred embodiment, the gas detection fixture of the present invention mainly comprises a base 1, a rotating assembly 2, and a gas detection assembly 3. Wherein, the rotating assembly 2 is used for driving the workpiece to rotate along the axial direction thereof, and the gas detection assembly 3 is used for detecting the hole on the end face of the workpiece. It should be noted that, this application is mainly used for detecting axle type work piece, and a plurality of holes have been seted up at the both ends of axle type work piece, and a plurality of holes use the axle of work piece as the equiangular arrangement of center.

The rotating assembly 2 is disposed on the base 1, and the rotating assembly 2 includes a rotating base 21, an elastic positioning pin 22, and a driving member 23. Rotate seat 21 and be discoid, it rotationally locates pedestal 1, and the vertical rotation seat 21 of locating of elastic locating pin 22, in this embodiment, the axial of elastic locating pin 22 and the pivot coincidence of rotating seat 21 to the work piece can be followed its axial and rotated when guaranteeing to detect, thereby detects the hole of terminal surface. The output end of the driving member 23 is connected to the rotating base 21, and the driving member 23 is used for driving the rotating base 21 to rotate, and for example, the driving member 23 may be a motor, but is not limited thereto. The air detection assembly 3 is vertically movably erected above the rotary base 21. Can fix a position axle type work piece fast, accurately through elastic locating pin 22, rethread driving piece 23 drive rotates seat 21 and rotates for gas detection subassembly 3 can detect the hole of axle type work piece terminal surface in proper order, and easy operation is convenient, and detection efficiency is high.

Referring to fig. 2, the elastic positioning pin 22 includes a housing 221, a telescopic member 222, a fixing member 223, an elastic member 224, and a plurality of balls 225. The casing 221 is cylindrical and hollow, and in practical implementation, the diameter of the casing 221 is preferably matched with the inner diameter of the shaft workpiece, and the circumferential surface of the casing 221 is provided with a plurality of positioning holes which are arranged at equal angles along the circumferential direction of the casing 221. The balls 225 are embedded in the positioning holes in a one-to-one correspondence manner, and the balls 225 can move along the radial direction of the housing 221. It should be noted that there are at least two positioning holes, and correspondingly, there are at least two balls 225 to ensure uniform pressure on the inner surface of the workpiece.

The extensible member 222 is movably disposed inside the housing 221, an upper end of the extensible member 222 abuts against a surface of the ball 225, in this embodiment, the upper end of the extensible member 222 is provided with a second guide inclined surface 226, specifically, the upper end of the extensible member 222 has a smaller diameter, so that the second guide inclined surface 226 inclines toward a center of the extensible member 222 from bottom to top, the second guide inclined surface 226 abuts against a surface of the ball 225, the second guide inclined surface 226 enables the extensible member 222 to move downward under the pressure of the ball 225, and meanwhile, it is ensured that the elastic force of the elastic member 224 can act on the ball 225, so that the ball 225 has a pressure toward the outside of the housing 221, and further, the stability of workpiece positioning is ensured.

The fixing member 223 is fixed at the lower end of the casing 221, and the elastic member 224 is disposed between the expansion member 222 and the fixing member 223. In this embodiment, the elastic member 224 is a spring, and one end of the spring is connected to the telescopic member 222 and the other end is connected to the fixing member 223, so that the telescopic member 222 has an upward restoring force, and the restoring force acts on the balls 225 through the first guiding inclined surface 228, so that the balls 225 maintain a pressure toward the outside of the housing 221.

During detection, a workpiece is sleeved on the periphery of the elastic positioning pin 22, the ball 225 is extruded by the inner surface of the workpiece to move inwards along the radial direction of the elastic positioning pin 22, and under the matching action of the telescopic piece 222 and the elastic piece 224, the ball 225 forms continuous pressure on the inner surface of the workpiece, so that the workpiece is tightly matched with the elastic positioning pin 22, and positioning is more stable.

In this embodiment, the upper end of the housing 221 is provided with a pin head 227, the pin head 227 is provided with a first guide slope 228, and specifically, the upper end of the pin head 227 has a smaller diameter, so that the first guide slope 228 is inclined from bottom to top toward the center of the pin head 227. The first guiding slope 228 can facilitate the insertion of the resilient locating pin 22 into the workpiece, making the operation more convenient.

The air detection assembly 3 includes a bracket 31, a mounting seat 32, a sliding seat 33, and a detection piece 34. One end of the bracket 31 is fixedly connected with the seat body 1, the other end extends to the upper part of the rotating seat 21, and the mounting seat 32 is connected with the end part of the bracket 31. Sliding seat 33 and mount pad 32 sliding connection, specifically, be equipped with the guide rail that extends along vertical direction on the mount pad 32, be equipped with the slider on the sliding seat 33, slider and guide rail sliding connection. The detector 34 is provided on the slide base 33.

The height of the detection piece 34 can be adjusted by moving the sliding seat 33, the sliding seat 33 is lowered during detection, the workpiece is detected through the detection piece 34, and after the detection is completed, the movable seat is lifted and reset so as to be taken out and put into the workpiece again.

The detecting member 34 preferably adopts a pneumatic measuring instrument, which has the advantages of non-contact measurement, reliable work, easy reading, etc., and can effectively measure the inner diameter and depth of the hole.

For a better understanding of the above-mentioned gas detection fixture, the working principle thereof is described in detail below: before detection, the workpiece is sleeved on the periphery of the elastic positioning pin 22, and the inner wall of the workpiece is extruded through the ball 225, so that the workpiece is stably positioned. And then the sliding seat 33 is moved downwards to enable the detection piece 34 to approach the workpiece from the upper part, the driving piece 23 is started to enable the rotating seat 21 to rotate, so that the workpiece is driven to rotate, the detection piece 34 sequentially detects a plurality of holes on the end face of the workpiece, after the detection is finished, the sliding seat 33 is moved upwards to enable the detection piece 34 to reset, and then the workpiece is taken out, so that the cycle is repeated.

In the description of the present invention, it is to be understood that the terms such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

While the invention has been described in conjunction with the specific embodiments set forth above, it is evident that many alternatives, modifications and variations will be apparent to those skilled in the art in light of the foregoing description. Accordingly, it is intended to embrace all such alternatives, modifications, and variations that fall within the spirit and scope of the appended claims.

Claims

1. An air-detecting jig, comprising:

a base body;

the rotating assembly comprises a rotating seat, an elastic positioning pin and a driving piece, the rotating seat is rotatably arranged on the seat body, the elastic positioning pin is vertically arranged on the rotating seat, and the output end of the driving piece is connected with the rotating seat;

the gas detection assembly is erected above the rotating seat in a vertically movable mode.

2. The gas detection clamp of claim 1, wherein the elastic positioning pin comprises a housing, a telescopic member, a fixing member, an elastic member and a plurality of balls, a plurality of positioning holes are formed in the circumferential surface of the housing, the balls are embedded in the positioning holes in a one-to-one correspondence manner, the balls can move in the radial direction of the housing, the telescopic member is movably arranged in the housing, the upper end of the telescopic member is abutted against the surface of the balls, the fixing member is fixedly arranged at the lower end of the housing, and the elastic member is arranged between the telescopic member and the fixing member.

3. A gas detection jig according to claim 2 wherein the upper end of the housing is provided with a pin head, the pin head being provided with a first guide ramp.

4. A gas detection clip according to claim 2, wherein the upper end of the telescopic member is provided with a second guiding ramp which abuts a surface of the ball.

5. A gas detection jig according to claim 2 wherein the diameter of the locating hole is less than the diameter of the ball.

6. A gas detection clip according to claim 2, wherein the resilient member is a spring.

7. The clamp of claim 1, wherein the gas detection assembly comprises a bracket, a mounting seat, a sliding seat, and a detection member, the mounting seat is connected to the bracket, the sliding seat is slidably connected to the mounting seat, and the detection member is disposed on the sliding seat.

8. The air detection clamp according to claim 7, wherein the mounting base is provided with a guide rail extending in a vertical direction, and the sliding base is provided with a sliding block, and the sliding block is slidably connected with the guide rail.

9. The air-detecting clip of claim 7, wherein the detecting member is a pneumatic gauge.

10. The air-detecting jig according to claim 1, wherein the axis of the elastic positioning pin coincides with the rotation axis of the rotating base.