CN219869583U

CN219869583U - Detection device

Info

Publication number: CN219869583U
Application number: CN202320903030.8U
Authority: CN
Inventors: 张海勇
Original assignee: SHENZHEN NEW CANGHAI MACHINERY CO Ltd
Current assignee: SHENZHEN NEW CANGHAI MACHINERY CO Ltd
Priority date: 2023-04-10
Filing date: 2023-04-10
Publication date: 2023-10-20
Anticipated expiration: 2033-04-10

Abstract

The utility model relates to the technical field of material height detection, and discloses a detection device, which comprises: the material bearing part comprises a material bearing table and a material bearing rod, the detection assembly comprises a first detection seat, a first detection support, a first detection head, a first driving part and a first detection sensor, a first detection surface arranged on the first detection support is used for bearing the bottom surface of the detected part, a second detection surface arranged on the first detection surface and used for driving the first detection head to conduct linear movement on the first detection seat, and the detected part is pressed between the second detection surface and the first detection surface. The utility model provides a detection device, wherein the reference surface of the first detection surface is kept unchanged, and dust or fragments cannot be gathered on the first detection surface, so that the detection performance of the detection device is improved, and the processing efficiency of a valve plate machine is improved.

Description

Detection device

Technical Field

The utility model relates to the technical field of material height detection, in particular to a detection device.

Background

In the prior art, in the assembly process of the piston and the valve block, the valve block is placed in the piston, the thickness of each valve block is 0.1-0.3 mm, and the assembled piston or bottom valve is required to be detected in height so as to ensure that the valve block is accurately installed. The traditional detection device detects the distance between the bottom surface of the piston and the upper end surface of the valve plate through the grating ruler, so that the height detection of the piston is realized. However, after a long time use of the detecting device, errors occur in detection by the detecting device due to accumulation of dust or chips, so that the piston is judged as waste, and further, the processing efficiency of the valve sheet machine is low.

Therefore, how to provide a detection device to improve the detection performance thereof is a technical problem to be solved.

Disclosure of Invention

The utility model aims to provide a detection device for improving the detection performance.

To this end, according to a first aspect, an embodiment of the present utility model discloses a detection device, comprising: the device comprises a material bearing part and a detection assembly, wherein the material bearing part comprises a material bearing table and a material bearing rod, the material bearing rod is used for sleeving a piston to be detected or a bottom valve and a valve plate, the detection assembly comprises a first detection seat, a first detection support, a first detection head, a first driving part and a first detection sensor, the first detection support and the first detection sensor are both arranged on the first detection seat, a displacement end of the first detection sensor synchronously moves with the first detection head, a first detection surface arranged on a plane is arranged on the first detection support, the first detection surface is used for bearing the bottom surface of the detected part, a second detection surface arranged on a plane is arranged on the first detection head, and the first driving part is used for driving the first detection head to linearly move on the first detection seat so as to press the detected part between the second detection surface and the first detection surface; the second detection surface is calibrated to be a zero position when contacting the first detection surface, and the distance between the second detection surface and the first detection surface is the thickness of the detected piece and is output by the first detection sensor.

The utility model further provides that the number of the first detection brackets is two, the two first detection brackets are oppositely arranged on the first detection seat, and a gap for accommodating the material bearing rod to pass through is arranged between the two first detection brackets.

The utility model is further characterized in that the first detection seat is provided with a movable groove, and the material bearing piece is driven by the air cylinder to move in the movable groove.

The utility model further provides that the first detection support is provided with a first inclined plane.

The utility model is further characterized in that a first sliding rail arranged in the vertical direction is arranged on the first detection seat, a first sliding block is in sliding fit with the first sliding rail, and the first detection head is fixedly connected with the first sliding block.

The utility model further provides that the first detection sensor is a stay cord displacement sensor, the first sliding block is provided with a connecting rod, and the connecting rod is connected with a stay cord of the stretching displacement sensor.

The utility model is further arranged that the first driving member is a driving cylinder.

The utility model further provides that the first detection head is provided with a first through cavity for accommodating the insertion of the material bearing rod.

The utility model is further characterized in that one end of the first detection head is provided with a first air blowing frame, the first air blowing frame is provided with a second through cavity communicated with the first through cavity, and the first air blowing frame is used for introducing compressed air.

The utility model has the following beneficial effects: the first detection head is driven by the first driving piece to linearly move on the first detection seat, the detected piece is pressed between the second detection surface and the first detection surface, the distance between the second detection surface and the first detection surface is the thickness of the detected piece, and the detected piece is output by the first detection sensor, so that the detection device is provided, and the reference surface of the first detection surface is unchanged, and dust or fragments cannot be gathered on the first detection surface, so that the detection performance is improved, and the processing efficiency of the valve plate machine is improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic perspective view of a detection device according to the present embodiment;

fig. 2 is a schematic diagram of an application of the detection device disclosed in the present embodiment;

fig. 3 is a schematic structural diagram of a material bearing member in the detection device disclosed in this embodiment;

fig. 4 is a schematic diagram of an explosion structure of a material bearing member in the detection device disclosed in this embodiment;

fig. 5 is a schematic view of a partial structure of a detection device disclosed in the present embodiment;

fig. 6 is a schematic structural diagram of a first detection bracket in a detection device according to the present embodiment;

FIG. 7 is a schematic side view of a detection device according to the present embodiment;

FIG. 8 is a schematic view of the cross-sectional structure A-A of FIG. 7;

fig. 9 is a schematic perspective view of another detecting device according to the present embodiment;

fig. 10 is a schematic perspective view of a first detecting bracket in another detecting device according to the present embodiment;

fig. 11 is a schematic diagram showing a second perspective structure of another detecting device according to the present embodiment.

Reference numerals: 1. a material bearing member; 11. a material bearing table; 12. a material bearing rod; 121. a material bearing bulge; 122. a side plane; 2. a detection assembly; 21. a first detection seat; 211. a movable groove; 22. a first detection support; 221. a first detection surface; 222. a first inclined surface; 223. a second inclined surface; 23. a first detection head; 231. a second detection surface; 232. a first through cavity; 24. a first driving member; 25. a first detection sensor; 26. a first slide rail; 27. a first slider; 28. a connecting rod; 3. a piston; 4. a first air blowing frame; 41. a second through cavity; 5. a locking member; 6. a bottom valve.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, or can be communicated inside the two components, or can be connected wirelessly or in a wired way. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements 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. 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 addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

The embodiment of the utility model discloses a detection device, as shown in figures 1-11, comprising: the material bearing part 1 and the detection assembly 2, the material bearing part 1 comprises a material bearing table 11 and a material bearing rod 12, the material bearing rod 12 is used for sleeving a detected piston 3 or a bottom valve 6 and a valve plate, the detection assembly 2 comprises a first detection seat 21, a first detection support 22, a first detection head 23, a first driving piece 24 and a first detection sensor 25, the first detection support 22 and the first detection sensor 25 are both arranged on the first detection seat 21, a displacement end of the first detection sensor 25 and the first detection head 23 synchronously move, a first detection surface 221 which is arranged in a plane is arranged on the first detection support 22, the first detection surface 221 is used for bearing the bottom surface of the detected part, a second detection surface 231 which is arranged in a plane is arranged on the first detection head 23, and the first driving piece 24 is used for driving the first detection head 23 to linearly move on the first detection seat 21 so as to press the detected part between the second detection surface 231 and the first detection surface 221; the second detection surface 231 is calibrated to be zero when contacting the first detection surface 221, and the distance between the second detection surface 231 and the first detection surface 221 is the thickness of the detected piece and is output by the first detection sensor 25. In a specific implementation process, the material bearing table 11 is fixedly connected with the material bearing rod 12 through the locking piece 5, the locking piece 5 can be a locking screw rod or a locking screw, the material bearing rod 12 is provided with a material bearing protrusion 121 for bearing the tested piston 3, and the material bearing rod 12 is provided with side planes 122 which are oppositely arranged. By the arrangement of the side plane 122, the valve plate and the piston 3 are conveniently sleeved into the material bearing rod 12. The first detecting bracket 22 and the first detecting seat 21 are both L-shaped.

It should be noted that, the first driving member 24 drives the first detecting head 23 to move linearly on the first detecting seat 21, so that the detected member is pressed between the second detecting surface 231 and the first detecting surface 221, the distance between the second detecting surface 231 and the first detecting surface 221 is the thickness of the detected member, and the detected member is output by the first detecting sensor 25, so that a detecting device is provided, and since the reference surface of the first detecting surface 221 is kept unchanged, and the first detecting surface 221 cannot collect dust or chips, the detecting performance is improved, and the processing efficiency of the valve plate machine is improved.

It should be further noted that, in the actual assembly process of the valve plate machine, the valve plate is placed in the piston 3, the first driving member 24 drives the first detection head 23 to perform linear movement, so that the second detection surface 231 of the first detection head 23 is attached to the upper end surface of the valve plate, and the first detection surface 221 on the first detection bracket 22 is a detection zero point, and the current height value of the detected piston 3 is obtained by the first detection sensor 25 according to the distance between the first detection surface 221 and the second detection surface 231; if the current height value is detected to be the same as the preset parameter, the valve plate can be known to be normally assembled in the piston 3; if the current height value of the detected piston 3 is detected to have a larger difference from the preset parameter, the detected piston 3 is known to be not assembled with valve plates or to have excessive valve plates, the material is changed and judged to be waste, and the detected piston is grabbed by a mechanical arm and placed on a waste collecting disc in the assembly line processing.

As shown in fig. 1 and 6, the number of the first detecting brackets 22 is two, the two first detecting brackets 22 are oppositely arranged on the first detecting seat 21, and a gap for accommodating the material receiving rod 12 to pass through is arranged between the two first detecting brackets 22.

As shown in fig. 1 and 4, the first detecting seat 21 is provided with a movable groove 211, and the material receiving member 1 is driven by the pushing cylinder to move in the movable groove 211. It should be noted that, through the driving action of the pushing cylinder, the plurality of material bearing pieces 1 with the tested pistons 3 can be pushed to the detection position in sequence, so that the detection assembly 2 can detect the heights of the plurality of tested pistons 3 in sequence.

As shown in fig. 1 and 6, the first detecting bracket 22 is provided with a first inclined surface 222. It should be noted that, through the arrangement of the first inclined plane 222, when the pushing cylinder pushes the material bearing member 1 to move in the movable slot 211, the piston 3 to be tested conveniently enters the first detection surface 221 along the first inclined plane 222.

As shown in fig. 1 and 6, the first detecting bracket 22 is provided with a second inclined surface 223 disposed opposite to the first inclined surface 222. It should be noted that, through the arrangement of the second inclined plane 223, after the detected piston 3 is detected, the detected piston 3 is convenient to slide down quickly, so that the detected piston 3 is separated from the first detecting bracket 22 quickly.

As shown in fig. 1 and 5, a first slide rail 26 disposed in a vertical direction is mounted on the first detection seat 21, the first slide rail 26 is slidably fitted with a first slider 27, and the first detection head 23 is fixedly connected with the first slider 27. It should be noted that, through the driving action of the first driving member 24, the first slider 27 is driven to slide on the first slide rail 26, and the first detection head 23 is fixedly connected with the first slider 27, so as to drive the first detection head 23 to perform linear movement.

As shown in fig. 1 and 5, the first detection sensor 25 is a pull-cord displacement sensor, a connecting rod 28 is provided on the first slider 27, and the connecting rod 28 is connected with a pull cord of the tension displacement sensor. The first detection head 23 is attached to the first detection surface 221 by the driving action of the first driving member 24, and drives the pull rope of the tension displacement sensor to move, so as to obtain the detection zero point of the pull rope displacement sensor; when the measured piston 3 is located on the first detection surface 221, the second detection surface 231 of the first detection head 23 is attached to the surface to be measured of the measured piston 3 by the driving action of the first driving member 24, so as to obtain the height value of the surface to be measured.

As shown in fig. 5, the first driving member 24 is a driving cylinder. It should be noted that, the first driving member 24 is a driving cylinder, so as to control the first detecting head 23 to move linearly, and the structure is simple, so that the occupied space of the detecting device for the piston 3 is small and the manufacturing cost is low.

As shown in fig. 1, 7 and 8, the first detection head 23 is provided with a first through cavity 232 for accommodating the insertion of the stock rod 12. By setting the first through cavity 232, the first detecting head 23 can be smoothly inserted into the measured piston 3 when moving in a straight line, so that the second detecting surface 231 is attached to the surface to be measured of the measured piston 3, and the height value of the surface to be measured can be obtained.

As shown in fig. 1, 7 and 8, one end of the first detection head 23 is provided with a first air-blowing frame 4, the first air-blowing frame 4 is provided with a second through cavity 41 communicating with the first through cavity 232, and the first air-blowing frame 4 is used for introducing compressed air. It should be noted that, through first frame 4 of blowing and external air source pipeline connection, let in compressed air to first frame 4 of blowing, compressed air flows from first detection head 23, can prevent that first detection head 23 from adsorbing the valve block, guarantees the normal equipment of valve block.

In another detection device disclosed in the embodiment of the present utility model, as shown in fig. 9-11, a bottom valve 6 is sleeved on a material bearing rod 12, the bottom valve 6 is pressed between a second detection surface 231 and a first detection surface 221, and the distance between the second detection surface 231 and the first detection surface 221 is the thickness of the bottom valve 6 and is output by a first detection sensor 25. In a specific implementation process, in order to facilitate detection of the bottom valve 6, the area of the first detection surface 221 is reduced, so that the opening of the bottom valve 6 is embedded into the first detection surface 221, and further the bottom valve 6 is smoothly detected; meanwhile, the detection device can detect the height of the bottom valve 6 and the piston 3.

Working principle: the first detection head 23 is driven to linearly move on the first detection seat 21 by the first driving part 24, the detected part is pressed between the second detection surface 231 and the first detection surface 221, the distance between the second detection surface 231 and the first detection surface 221 is the thickness of the detected part, and the detected part is output by the first detection sensor 25, so that the detection device is provided, and as the reference surface of the first detection surface 221 is unchanged, dust or fragments cannot be collected by the first detection surface 221, the detection performance is improved, and the processing efficiency of the valve plate machine is improved.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.

Claims

1. A detection apparatus, characterized by comprising: the device comprises a material bearing part (1) and a detection assembly (2), wherein the material bearing part (1) comprises a material bearing table (11) and a material bearing rod (12), the material bearing rod (12) is used for sleeving a detected piston (3) or a bottom valve (6) and a valve plate, the detection assembly (2) comprises a first detection seat (21), a first detection support (22), a first detection head (23), a first driving part (24) and a first detection sensor (25), the first detection support (22) and the first detection sensor (25) are both arranged on the first detection seat (21), the displacement end of the first detection sensor (25) and the first detection head (23) synchronously move, a first detection surface (221) which is arranged in a plane is arranged on the first detection support (22), the first detection head (23) is used for bearing the bottom surface of the detected part, a second detection surface (231) which is arranged in a plane is arranged on the first detection head (23), and the first driving part (24) is used for driving the first detection head (23) to move on the first detection seat (21) in a straight line; the second detection surface (231) is marked as zero position when contacting with the first detection surface (221), and the distance between the second detection surface (231) and the first detection surface (221) is the thickness of the detected piece and is output by the first detection sensor (25).

2. The detecting device according to claim 1, wherein the number of the first detecting brackets (22) is two, the two first detecting brackets (22) are oppositely arranged on the first detecting seat (21), and a gap for accommodating the material receiving rod (12) to pass through is arranged between the two first detecting brackets (22).

3. The detection device according to claim 1 or 2, characterized in that the first detection seat (21) is provided with a movable groove (211), and the material bearing member (1) is driven by an air cylinder to move in the movable groove (211).

4. A testing device according to claim 3, wherein the first testing support (22) is provided with a first bevel (222).

5. The detection device according to claim 1 or 2, wherein a first sliding rail (26) arranged in a vertical direction is installed on the first detection seat (21), a first sliding block (27) is slidably matched with the first sliding rail (26), and the first detection head (23) is fixedly connected with the first sliding block (27).

6. The detection device according to claim 5, wherein the first detection sensor (25) is a pull rope displacement sensor, a connecting rod (28) is arranged on the first sliding block (27), and the connecting rod (28) is connected with a pull rope of the tensile displacement sensor.

7. The detection device according to claim 1, characterized in that the first driving member (24) is a driving cylinder.

8. The device according to claim 1 or 2 or 7, characterized in that the first detection head (23) is provided with a first through cavity (232) for receiving the insertion of the stock rod (12).

9. The detection device according to claim 8, characterized in that one end of the first detection head (23) is provided with a first air blowing frame (4), the first air blowing frame (4) is provided with a second through cavity (41) communicated with the first through cavity (232), and the first air blowing frame (4) is used for introducing compressed air.