CN218411048U - Valve head side cambered surface detection device - Google Patents
Valve head side cambered surface detection device Download PDFInfo
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- CN218411048U CN218411048U CN202222889683.3U CN202222889683U CN218411048U CN 218411048 U CN218411048 U CN 218411048U CN 202222889683 U CN202222889683 U CN 202222889683U CN 218411048 U CN218411048 U CN 218411048U
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Abstract
The application relates to a valve head side cambered surface detection device, which comprises a workbench; the cam indexer is arranged on the workbench and sequentially drives the valves through automatic rotation; the lifting mechanism is arranged on the workbench, a rotary clamping mechanism is arranged on one side close to the cam indexer, the rotary clamping mechanism clamps the rod end of the valve in the lifting process of the lifting mechanism, and the rotary clamping mechanism drives the valve to rotate after the head of the valve is separated from the cam indexer; and the detection mechanism is arranged on the workbench and used for scanning and detecting the side cambered surface of the valve head and judging whether the side cambered surface of the valve head is qualified or not according to the feedback signal. The valve head side cambered surface detection device is arranged, whether the valve head side cambered surface meets the requirements or not is detected in an all-dimensional scanning mode, and the phenomenon of missing detection and error detection caused by manual visual inspection is effectively avoided.
Description
Technical Field
The application relates to valve detection field, especially relates to a valve head side cambered surface detection device.
Background
The valve is an important part of the engine and is specially used for inputting air into the engine and discharging combusted waste gas. The valve mainly comprises valve head and valve pole portion, and wherein valve head not only is high in temperature, still will bear the pressure of gas, valve spring's effort and drive assembly's inertial force, consequently accomplishes the back at valve head processing, need whether symmetrical, whether the surface is level and smooth to valve head side cambered surface carry out strict detection, guarantee that finished product quality is qualified, reduces the fault rate of valve in the use.
At present, the side arc surface of the valve head is usually detected in the market by adopting a manual visual inspection mode, so that the phenomena of missed inspection, false inspection and the like are easily caused, the labor intensity of operators is high, and the detection result is difficult to control.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present application provides a valve head side camber surface detection device to solve the above problems.
According to an aspect of the present application, there is provided a valve stem side arc surface detection device including:
a work table;
the cam indexer is arranged on the workbench and sequentially drives the valves through automatic rotation;
the lifting mechanism is arranged on the workbench, a rotary clamping mechanism is arranged on one side close to the cam indexer, the rotary clamping mechanism clamps a rod end of the valve in the lifting process of the lifting mechanism, and the rotary clamping mechanism drives the valve to rotate after the valve head is separated from the cam indexer;
and the detection mechanism is arranged on the workbench and used for scanning and detecting the cambered surface at the side of the valve head and judging whether the cambered surface at the side of the valve head is qualified or not according to a feedback signal.
As an optional embodiment of the present application, optionally, the upper part of the cam indexer is provided with a rotary indexing disc;
a plurality of positioning clamps are uniformly distributed on the circumference of the rotary dividing disc;
the positioning fixture correspondingly clamps the valve head.
As an optional embodiment of the present application, optionally, the distance between two adjacent positioning fixtures is equal.
As an optional embodiment of the present application, optionally, the lifting mechanism comprises:
the lifting support is fixedly arranged on the table top of the workbench;
the sliding assembly is arranged on one side of the lifting support and drives the rotary clamping mechanism to move up and down.
As an optional embodiment of the present application, optionally, the sliding assembly comprises:
the fixing piece is fixedly arranged on one side, close to the cam indexer, of the upper part of the lifting support;
and the sliding part is arranged on one side of the fixed part in a matching way and can move up and down relative to the fixed part.
As an optional embodiment of the present application, optionally, the sliding member includes a bottom plate and a vertical plate, the vertical plate is disposed at one end of the bottom plate and is perpendicular to the bottom plate; the mounting bottom with the top of bottom plate is laminated mutually, the mounting is close to riser one side, with the riser laminates mutually.
As an optional embodiment of the present application, optionally, the rotary clamping mechanism comprises:
the protective shell is arranged on one side of the sliding part;
the rotating motor is arranged in the protective shell and used for rotating the air valve;
the concentric guide sleeve is arranged at the lower end of the protective shell, a clamping block is arranged inside the concentric guide sleeve and close to one end of the rotating motor in a matched mode and used for clamping the rod end of the air valve, and the rotating motor extends to the inside of the concentric guide sleeve and is fixedly connected with the clamping block.
As an optional implementation scheme of this application, optionally, concentric guide pin bushing is inside to be close to valve head one end is equipped with the oilless bush, the oilless bush cover is established the middle part outside of valve.
As an optional implementation of the present application, optionally, the detecting mechanism is symmetrically disposed on two sides of the rotating clamping mechanism, and includes:
the fixed supports are symmetrically and fixedly arranged on the table top of the workbench;
the first detector is arranged on the fixed support at one side, and scanning light rays formed by detection of the first detector form a preset included angle with the table top of the workbench;
the second detector is arranged on the other side of the fixed support, and the second detector and the first detector are symmetrically arranged.
As an alternative embodiment of the present application, optionally, the bottom of the workbench is provided with a plurality of moving wheels.
The beneficial effect of this application:
through setting up valve head side cambered surface detection device, whether all-round scanning detects valve head side cambered surface and meets the requirements, and the effectual missed measure wrong detection phenomenon that has avoided artifical visual inspection to cause takes place. Specifically, a cam indexer on the working table surface intermittently and sequentially drives a plurality of air valves through automatic rotation. The lifting mechanism is arranged on one side of the cam indexer and is provided with a rotary clamping mechanism, the rotary clamping mechanism is positioned on one side of the lifting mechanism, which is close to the cam indexer, and the detection mechanism is arranged on the workbench and is used for scanning the cambered surface on the side of the valve head. In the detection process, the cam graduator rotates the valve to be detected to the position under the rotary clamping mechanism, the lifting mechanism descends at the moment, the rotary clamping mechanism sleeves the rod end of the valve to be detected, the lifting mechanism ascends subsequently, the rotating mechanism clamps the rod end of the valve to be detected to the valve head in the ascending process of the lifting mechanism and breaks away from the cam graduator, the rotary clamping mechanism drives the valve to rotate when the detection mechanism scans, the purpose of all-dimensional scanning of the valve head is achieved, the detection mechanism judges according to a feedback signal of the valve head, whether a product is qualified or not is determined, the manual detection process is prevented, wrong detection caused by human factors occurs, and the detection result is more controllable.
Other features and aspects of the present application will become apparent from the following detailed description of exemplary embodiments, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate exemplary embodiments, features, and aspects of the application and, together with the description, serve to explain the principles of the application.
FIG. 1 is a plan view of a valve head side camber surface detection device according to an embodiment of the present application;
FIG. 2 is a front view of a valve head side camber surface detection device according to an embodiment of the present application;
FIG. 3 is a side view showing a valve head side camber surface detecting device of the embodiment of the present application;
fig. 4 shows a schematic view of the inside of the rotary clamping mechanism of the embodiment of the present application.
Detailed Description
Various exemplary embodiments, features and aspects of the present application will be described in detail below with reference to the accompanying drawings. In the drawings, like reference numbers indicate functionally identical or similar elements. While the various aspects of the embodiments are presented in drawings, the drawings are not necessarily drawn to scale unless specifically indicated.
It is to be understood, however, that the terms "central," "longitudinal," "lateral," "length," "width," "up," "down," "front," "back," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing or simplifying the description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be considered limiting of the present application.
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 application, "a plurality" means two or more unless specifically limited otherwise.
The word "exemplary" is used exclusively herein to mean "serving as an example, embodiment, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments.
Furthermore, in the following detailed description, numerous specific details are set forth in order to provide a better understanding of the present application. It will be understood by those skilled in the art that the present application may be practiced without some of these specific details. In some instances, methods, means, elements and circuits that are well known to those skilled in the art have not been described in detail so as not to obscure the present application.
As shown in fig. 1, the valve head side arc surface detection device includes:
a work table 100;
a cam indexer 200 provided on the table 100 and sequentially driving a plurality of valves by automatic rotation;
the lifting mechanism 300 is arranged on the workbench 100, a rotary clamping mechanism 400 is arranged on one side close to the cam indexer 200, the rotary clamping mechanism 400 clamps the rod end of the valve in the lifting process of the lifting mechanism 300, and after the head of the valve is separated from the cam indexer 200, the rotary clamping mechanism 400 drives the valve to rotate;
and the detection mechanism 500 is arranged on the workbench 100 and used for scanning and detecting the side cambered surface of the valve head and judging whether the side cambered surface of the valve head is qualified or not according to the feedback signal.
In this embodiment, a cam indexer 200 is provided on the table top of the table 100, wherein the cam indexer 200 intermittently drives a plurality of valves in sequence for detection by automatic rotation. The lifting mechanism 300 is arranged at one side of the cam indexer 200, and the upper part of the lifting mechanism 300 close to one side of the cam indexer 200 is provided with the rotary clamping mechanism 400. It should be noted that the rotary clamping mechanism 400 extends to the upper part of the cam indexer 200, the rotary clamping mechanism 400 is used for sleeving the rod end of the valve to be detected through the lifting of the lifting mechanism 300, and the two sides of the rotary clamping mechanism 400 are symmetrically provided with the detection mechanisms 500. And (4) during the detection process.
It should be noted that, in the detection process, the cam indexer 200 rotates the valve to be detected to the position right below the rotary clamping mechanism 400, at this time, the lifting mechanism 300 descends, so that the rotary clamping mechanism 400 sleeves the rod end of the valve to be detected, then the lifting mechanism 300 ascends, the rotary clamping mechanism 400 clamps the rod end of the valve to make the valve head separate from the cam indexer 200 in the ascending process of the lifting mechanism 300, at this time, the valve is driven by the rotary clamping mechanism 400 to rotate in the scanning process of the detection mechanism 500, thereby achieving the purpose of all-directional scanning of the valve head, the detection mechanisms 500 symmetrically arranged at both sides of the rotary clamping mechanism 400 send out detection light to the valve head, here, the detection light may be infrared light or the like, which can judge the specific condition of the valve head according to the reflected light spectrum, by observing whether the reflected light spectrum of the detection light passing through the valve head, i.e. a feedback signal is stable, judging whether the valve head is symmetrical, whether the valve head is smooth or not, and determining whether the valve head is a finished product meets the standard, thereby preventing the false detection caused by human factors in the manual detection process, and the detection result is more controllable.
Further, after the detection and collection are completed, the rod end of the valve is loosened by the rotary clamping mechanism 400, the valve is allowed to fall freely, the corresponding lifting mechanism 300 is lifted and reset, the cam indexer 200 rotates to the next valve to be detected, the detection process is repeated, sequential circular detection is realized, and the detection efficiency is higher.
As an alternative embodiment of the present application, as shown in fig. 3, optionally, the cam indexer 200 is provided with a rotary indexing disc 210 on top;
a plurality of positioning clamps 220 are uniformly distributed on the circumference of the rotary indexing disc 210;
the positioning jig 220 clamps the valve disc correspondingly.
In this embodiment, the rotatory graduated disk 210 that cam indexer 200 upper portion set up is through autogiration, and the valve of waiting to examine a plurality of rotates to rotatory clamping mechanism 400 below in proper order and detects, and is concrete, and the circumference interval is provided with a plurality of positioning fixture 220 on the rotatory graduated disk 210, and the valve head is examined to a plurality of correspondence all inserts and establishes in positioning fixture 220, is fixed at rotatory in-process of rotatory graduated disk 210 by positioning fixture 220, prevents to drop among the rotatory process, and the guarantee detects normal clear.
As an alternative embodiment of the present application, the distance between two adjacent positioning jigs 220 is optionally equal.
In this embodiment, the positioning jigs 220 are spaced apart from one another by equal distances, further achieving the purpose of intermittently and cyclically actuating the valves by the cam indexer 200.
As an alternative embodiment of the present application, optionally, the lifting mechanism 300 comprises:
the lifting bracket 310 is fixedly arranged on the table top of the workbench 100;
and a sliding unit 320 provided at one side of the lifting bracket 310, the sliding unit 320 driving the rotary clamping mechanism 400 to move up and down.
In this embodiment, the lifting bracket 310 is screwed and fixed on the top of the table 100, and the sliding assembly 320 is disposed on the upper portion of the lifting bracket 310 near the cam indexer 200, and the sliding assembly 320 is screwed and fixed on the lifting bracket 310 and can move up and down with respect to the lifting bracket 310, thereby achieving the purpose of driving the rotary clamping mechanism 400 to move up and down to clamp and rotate the rod end of the valve.
As an alternative embodiment of the present application, optionally, the sliding assembly 320 comprises:
the fixing piece 321 is fixedly arranged on one side of the upper part of the lifting bracket 310 close to the cam indexer 200;
the slider 322 is engaged with the fixing member 321 and can move up and down with respect to the fixing member 321.
In this embodiment, the fixing member 321 is screwed on the upper portion of the lifting bracket 310, and the fixing member 321 is a plate-shaped structure, and a sliding member 322 is disposed on a side of the fixing member 321 close to the cam indexer 200, and the sliding member 322 can move up and down relative to the fixing member 321. The rotary clamping mechanism 400 is fixedly arranged on one side of the sliding member 322, thereby achieving the purpose of moving up and down.
As an optional embodiment of the present application, optionally, the sliding component 322 includes a bottom plate 3221 and a vertical plate 3222, the vertical plate 3222 is disposed at one end of the bottom plate 3221 and is perpendicular to the bottom plate 3221, the bottom of the fixing component 321 is attached to the top of the bottom plate, and one side of the fixing component 321, which is close to the vertical plate, is attached to the vertical plate. .
In this embodiment, the sliding element 322 includes a vertical plate 3222 and a bottom plate 3221, and the vertical plate 3222 is perpendicular to the bottom plate 3221, and the specific sizes of the vertical plate 3222 and the bottom plate 3221 are both matched with the size of the fixing element 321, that is, the bottom and the side of the fixing element 321 respectively fit with the bottom plate and the vertical plate, so that when the sliding element 322 rises, the sliding element 322 stops rising when the bottom plate fits with the fixing element 321, and is convenient for accurate resetting.
As shown in fig. 4, as an alternative embodiment of the present application, optionally, the rotary clamping mechanism 400 includes:
a protective case 410 provided on one side of the slider 322;
a rotary motor 420 provided inside the protective case 410 for rotating the air valve;
the concentric guide sleeve 430 is arranged at the lower end of the protective shell 410, a clamping block 431 is arranged at one end, close to the rotating motor 420, inside in a matching mode and used for clamping the rod end of the air valve, and the rotating motor 420 extends to the inside of the concentric guide sleeve 430 and is fixedly connected with the clamping block 431.
In this embodiment, the outer portion of the rotating motor 420 is sleeved with the protective housing 410, the bottom of the protective housing 410 is provided with the concentric guiding sleeve 430, and it should be noted that the rotating motor 420 extends into the concentric guiding sleeve 430 simultaneously and is attached to the clamping block 431 provided inside the concentric guiding sleeve 430. During the detection process, the rod end of the valve is fixed by the clamp block 431, so that the valve is separated from the positioning clamp 220. When the valve head is separated from the positioning fixture 220, the rotating motor 420 drives the valve to rotate, so that the detection mechanism 500 can comprehensively scan the valve head, false detection and missing detection in the manual detection process are avoided, and the detection result is more accurate.
As an alternative embodiment of the present application, optionally, an oilless bushing 432 is provided inside the concentric guide sleeve 430 near one end of the valve head, the oilless bushing 432 is sleeved outside the middle of the valve,
in this embodiment, the oilless bushing 432 is arranged inside the concentric guide sleeve 430, so that the purpose of valve rotation can be achieved without using lubricating oil. Meanwhile, the oilless bushing 432 is low in maintenance frequency and can be used for linear motion and rotary motion at the same time, and production and maintenance cost is effectively saved.
As shown in fig. 2, as an alternative embodiment of the present application, optionally, the detecting mechanism 500 is symmetrically disposed on both sides of the rotary clamping mechanism, and includes:
the fixed brackets 510 are symmetrically and fixedly arranged on the table top of the workbench 100;
the first detector 520 is arranged on the fixed bracket 510 at one side, and a scanning light ray when the first detector 520 detects forms a preset included angle with the table top of the workbench 100;
the second detector 530 is disposed on the other side of the fixed bracket 510, and the second detector 530 is disposed symmetrically to the first detector 520.
In this embodiment, the fixing bracket 510 of the lifting mechanism 300 is screwed and fixed on the table top of the working table 100, the specific fixing bracket 510 is symmetrically disposed on both sides of the rotary clamping mechanism 400, the first detector 520 and the second detector 530 are respectively disposed on the tops of the fixing brackets 510 on both sides, it should be noted that the scanning light of the first detector 520 during detection is at a preset angle with the table top of the working table 100, the specific angle satisfies that the scanning light directly irradiates the valve head, the second detector 530 is symmetrical to the first detector 520, that is, the first detector 520 and the second detector 530 are mutually matched to achieve the purpose of omni-directionally scanning the valve head.
As an alternative embodiment of the present application, optionally, several movements are provided at the bottom of the working table 100.
In this embodiment, the moving wheel 110 is arranged at the bottom of the workbench 100, so that the purpose of moving the valve head side arc surface detection device at any time is achieved, the requirements of different use scenes are met, and the operation is more convenient.
Having described embodiments of the present application, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The terminology used herein is chosen in order to best explain the principles of the embodiments, the practical application, or improvements made to the technology in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein.
Claims (10)
1. The utility model provides a valve head side cambered surface detection device which characterized in that includes:
a work table;
the cam indexer is arranged on the workbench and sequentially drives the valves through automatic rotation;
the lifting mechanism is arranged on the workbench, and one side of the lifting mechanism, which is close to the cam indexer, is provided with a lifting mechanism;
the rotary clamping mechanism clamps the rod end of the valve in the ascending process of the lifting mechanism, and drives the valve to rotate after the valve head is separated from the cam indexer;
and the detection mechanism is arranged on the workbench and used for scanning and detecting the cambered surface at the side of the valve head and judging whether the cambered surface at the side of the valve head is qualified or not according to a feedback signal.
2. The valve head side camber detection device according to claim 1, wherein a rotary index plate is provided on an upper portion of the cam indexer;
a plurality of positioning clamps are uniformly distributed on the circumference of the rotary dividing disc;
the positioning fixture correspondingly clamps the valve head.
3. The valve head side camber surface detecting device according to claim 2, wherein a distance between adjacent two of the positioning jigs is equal.
4. The valve head side camber surface detecting device according to claim 1, wherein the lift mechanism includes:
the lifting support is fixedly arranged on the table top of the workbench;
and the sliding assembly is arranged on one side of the lifting support and drives the rotary clamping mechanism to move up and down.
5. The valve head side camber detection device of claim 4, wherein said slide assembly comprises:
the fixing piece is fixedly arranged on one side, close to the cam indexer, of the upper part of the lifting support;
and the sliding part is arranged on one side of the fixed part in a matching way and can move up and down relative to the fixed part.
6. The valve head side camber surface detection device according to claim 5, wherein the slider includes a base plate and a riser, the riser being provided at one end of the base plate and being perpendicular to the base plate; the mounting bottom with the top of bottom plate is laminated mutually, the mounting is close to riser one side, with the riser laminates mutually.
7. The valve head side camber surface detection device according to claim 5, wherein said rotary clamping mechanism includes:
the protective shell is arranged on one side of the sliding part;
the rotating motor is arranged in the protective shell and used for rotating the air valve;
the concentric guide sleeve is arranged at the lower end of the protective shell, a clamping block is arranged inside the concentric guide sleeve and close to one end of the rotating motor in a matched mode and used for clamping the rod end of the air valve, and the rotating motor extends to the inside of the concentric guide sleeve and is fixedly connected with the clamping block.
8. The valve head side arc surface detection device according to claim 7, wherein an oilless bushing is arranged at one end of the inside of the concentric guide sleeve close to the valve head, and the oilless bushing is sleeved outside the middle of the valve.
9. The valve head side camber surface detection device according to claim 1, wherein said detection mechanisms are symmetrically provided on both sides of said rotary clamping mechanism, and include:
the fixed supports are symmetrically and fixedly arranged on the table top of the workbench;
the first detector is arranged on the fixed support on one side, and a scanning light ray during detection of the first detector forms a preset included angle with the table top of the workbench;
the second detector is arranged on the other side of the fixed support, and the second detector and the first detector are symmetrically arranged.
10. The valve head side camber detection device of claim 1, wherein said table bottom is provided with a plurality of moving wheels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222889683.3U CN218411048U (en) | 2022-11-01 | 2022-11-01 | Valve head side cambered surface detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222889683.3U CN218411048U (en) | 2022-11-01 | 2022-11-01 | Valve head side cambered surface detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218411048U true CN218411048U (en) | 2023-01-31 |
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ID=85008110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222889683.3U Active CN218411048U (en) | 2022-11-01 | 2022-11-01 | Valve head side cambered surface detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218411048U (en) |
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2022
- 2022-11-01 CN CN202222889683.3U patent/CN218411048U/en active Active
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