Powder metallurgy air inlet cover plate position degree testing fixture

Abstract

The utility model discloses a powder metallurgy air inlet cover plate position degree detection tool, and belongs to the technical field of air inlet cover plate position degree detection. The device mainly comprises a base; the testing fixture assembly comprises a positioning seat which is installed on the base and is provided with a circular boss; the four groups of first positioning core rods are mounted on the circular boss; the second positioning core rod is mounted on the circular boss; the third positioning core rod is mounted on the circular boss; the cleaning assembly is provided with a cleaning head for cleaning the surface of the positioning core rod; and the moving assembly is mounted on the base. According to the position degree detection tool for the powder metallurgy air inlet cover plate, the positioning seat, the circular boss, the positioning core rod, the supporting plate, the cleaning head, the first cleaning hole, the second cleaning hole, the third cleaning hole and the moving assembly are arranged, so that the positioning core rod can be pre-cleaned before the position degree of the powder metallurgy air inlet cover plate is detected, and the detection precision is improved.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of intake cover plate position degree detection, in particular to a powder metallurgy intake cover plate position degree gauge. BACKGROUND

[0002] The engine of a car is a device for providing power for the car, is the heart of the car, and determines the power performance, economy, stability and environmental protection of the car, wherein the intake system of the engine of the car is particularly important, and similarly, the intake cover plate is one of important parts in the engine system of the car, and has a great effect on the intake effect of the engine.

[0003] The position degree of the engine intake cover plate refers to the relative position accuracy of the intake cover plate with other parts during installation. The position degree directly affects the performance of the intake system and the working efficiency of the engine. The position degree of the engine intake cover plate is required to be high, and the cooperation accuracy of the engine intake cover plate with the intake passage, the throttle valve and other parts needs to be ensured to ensure the sealing and smoothness of the intake system.

[0004] The patent with the publication number CN217032254U specifically discloses a powder metallurgy intake cover plate position degree gauge, which comprises the setting of a positioning seat, a circular positioning plate, positioning holes, an intake cover plate and a positioning core rod. Thus, the accuracy of the intake cover plate position degree detection is improved, and the workpiece can be smoothly taken off from the gauge after detection.

[0005] When the above-mentioned position degree gauge is used, the threaded hole, the middle through hole and the intake inner cavity of the workpiece to be detected are respectively corresponded to the positioning core rods arranged at different positions. If all are aligned, the position degree of the workpiece to be detected is qualified. However, since the surface of the position degree gauge is attached with oil stains and impurities after long-time use, the oil stains and impurities will affect the detection accuracy during detection. Therefore, the powder metallurgy intake cover plate position degree gauge needs to be designed to solve the above-mentioned problems.

[0006] It should be noted that the above information disclosed in the background section of the present application is only used to understand the background technology of the concept of the present application, and therefore, it can contain information which does not constitute the prior art. SUMMARY

[0007] Based on the above-mentioned problems existing in the prior art, the present application aims to provide a powder metallurgy intake cover plate position degree gauge to solve the problem that the position degree gauge is directly corresponded to the threaded hole, the middle through hole and the intake inner cavity of the workpiece to be detected, and the oil stains and impurities on the surface of the position degree gauge will affect the detection accuracy during detection.

[0008] The technical scheme adopted by the present application to solve its technical problems is: a powder metallurgy air inlet cover plate position degree gauge. Mainly comprises: a base; a gauge assembly installed on the base, the gauge assembly is used for position degree detection of the air inlet cover plate, the gauge assembly comprises: a positioning seat installed on the base, the positioning seat has a circular boss; four groups of first positioning core rods installed on the circular boss; a second positioning core rod installed on the circular boss; a third positioning core rod installed on the circular boss; a cleaning assembly installed on the circular boss, the cleaning assembly has a cleaning head for surface cleaning of the positioning core rod; a moving assembly installed on the base, the moving assembly is used for height adjustment of the cleaning head.

[0009] Further, the cleaning assembly comprises a support plate arranged at the upper end of the circular boss, the cleaning head is insertedly installed on the support plate, and a first cleaning hole is formed in the cleaning head.

[0010] Further, a second cleaning hole and a third cleaning hole are formed in the cleaning head, and cleaning sponges are arranged at the contact positions of the first cleaning hole, the second cleaning hole and the third cleaning hole and the positioning core rods.

[0011] Further, a through cavity is formed in the cleaning head and communicates with the first cleaning hole, the second cleaning hole and the third cleaning hole, and a pipeline is connected to the cleaning head.

[0012] Further, the moving assembly comprises a support rod installed on the base, a motor is installed on the support rod, a lead screw is installed at the output end of the motor, a sliding rod is threadedly connected to the lead screw, and the support plate is installed on the sliding rod.

[0013] The powder metallurgy air inlet cover plate position degree gauge provided by the present application has the beneficial effects that: through the arrangement of the positioning seat, the circular boss, the positioning core rod, the support plate, the cleaning head, the first cleaning hole, the second cleaning hole, the third cleaning hole and the moving assembly, the positioning core rod can be pre-cleaned before the position degree detection of the powder metallurgy air inlet cover plate, so as to improve the detection accuracy.

[0014] In addition to the purposes, features and advantages described above, the present application has other purposes, features and advantages. The present application will be further described below with reference to the drawings. BRIEF DESCRIPTION OF DRAWINGS

[0015] The drawings accompanying the specification of the present application form a part of the present application, which are used to provide further understanding of the present application, the illustrative embodiments of the present application and the description thereof are used to explain the present application, and do not constitute improper limitation to the present application.

[0016] In the drawings:

[0017] Figure 1 It is the overall schematic diagram of the position gauge for the powder metallurgy intake cover plate in the application;

[0018] Figure 2 It is the exploded schematic diagram of Figure 1 ;

[0019] Figure 3 It is the exploded schematic diagram of Figure 1 ;

[0020] In the drawings, various reference signs refer to:

[0021] 1, base; 2, gauge assembly; 201, positioning seat; 202, circular boss; 203, first positioning mandrel; 204, second positioning mandrel; 205, third positioning mandrel; 3, cleaning assembly; 301, support plate; 302, cleaning head; 303, first cleaning hole; 304, second cleaning hole; 305, third cleaning hole; 4, moving assembly; 401, support rod; 402, motor; 403, screw rod; 404, sliding rod; 5, cover plate assembly; 501, intake cover plate; 502, threaded hole; 503, intake inner cavity; 504, middle through hole. DETAILED DESCRIPTION

[0022] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict. The technical solutions in the embodiments of the present application will be described in detail below with reference to the drawings and in combination with the embodiments.

[0023] In order for those skilled in the art to better understand the present application, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, not all. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor should be within the scope of protection of the present application.

[0024] As shown in Figures 1-3 , the present application provides a powder metallurgy intake cover plate position gauge, which comprises a base 1, a gauge assembly 2 is installed on the base 1, the gauge assembly 2 is used for position detection of the intake cover plate, the gauge assembly 2 comprises a positioning seat 201 fixedly installed on the base 1, the positioning seat 201 has a circular boss 202;

[0025] A cover plate assembly 5 is placed on the circular boss 202, which includes an air inlet cover plate 501 placed on the circular boss 202, the air inlet cover plate 501 has a middle through hole 504, and a third positioning core rod 205 is fixedly installed on the circular boss 202 and is in diameter with the middle through hole 504;

[0026] Four groups of threaded holes 502 are formed on the air inlet cover plate 501, and four groups of first positioning core rods 203 are fixedly installed on the circular boss 202 and are in size with the threaded holes 502. An air inlet cavity 503 is also formed on the air inlet cover plate 501, and a second positioning core rod 204 is fixedly installed on the circular boss 202 and is in size with the air inlet cavity 503;

[0027] A cleaning assembly 3 is arranged at the upper end of the circular boss 202, which is used for cleaning the positioning core rods. The cleaning assembly 3 includes a support plate 301 arranged at the upper end of the circular boss 202, and a cleaning head 302 is threadedly installed on the support plate 301. A first cleaning hole 303 is formed on the cleaning head 302 and is in size with the first positioning core rod 203;

[0028] A second cleaning hole 304 and a third cleaning hole 305 are also formed on the cleaning head 302 and are in size with the second positioning core rod 204 and the third positioning core rod 205. Cleaning sponges are arranged at the contact positions of the first cleaning hole 303, the second cleaning hole 304 and the third cleaning hole 305 with the positioning core rods;

[0029] A through cavity (not shown in the figure) is also formed on the cleaning head 302 and is in communication with the first cleaning hole 303, the second cleaning hole 304 and the third cleaning hole 305. A pipe is connected to the cleaning head 302 and is adapted to be connected to an external device to introduce cleaning liquid into the through cavity, so as to wet the cleaning sponges and facilitate the cleaning of the surface of the positioning core rods;

[0030] A moving assembly 4 is installed on the base 1 and is adapted to adjust the position of the cleaning assembly 3. The moving assembly 4 includes a support rod 401 fixedly installed on the base 1, a motor 402 fixedly installed on the support rod 401, a lead screw 403 fixedly installed on the output end of the motor 402, and a sliding rod 404 threadedly connected to the lead screw 403. The support plate 301 is fixedly installed on the sliding rod 404;

[0031] The lead screw 403 is adapted to rotate with the output end of the motor 402 to drive the sliding rod 404 to move along the straight line direction of the lead screw 403, so as to make the cleaning head 302 approach or move away from the air inlet cover plate 501;

[0032] Working principle:

[0033] In the detection, first, the cleaning sponge in the cleaning hole is supplied with cleaning liquid by an external device, and then the motor 402 is started to drive the screw rod 403 to rotate, so that the sliding rod 404 drives the cleaning head 302 to approach the circular boss 202 until the cleaning hole on the cleaning head 302 is aligned with the positioning core rod, and then the cleaning sponge can remove the oil stains on the surface of the positioning core rod.

[0034] Then, the four threaded holes 502 of the air inlet cover plate 501 correspond to the positions of the four groups of first positioning core rods 203, the middle through hole 504 corresponds to the position of the third positioning core rod 205, and the air inlet inner cavity 503 corresponds to the position of the second positioning core rod 204. If the four groups of first positioning core rods 203 can be inserted into the four threaded holes 502 of the air inlet cover plate 501 one by one, the third positioning core rod 205 can be inserted into the middle through hole 504 of the air inlet cover plate 501, and the second positioning core rod 204 can be inserted into the air inlet inner cavity 503 of the air inlet cover plate 501, it indicates that the position degree of the air inlet cover plate 501 is qualified. After the detection is completed, the workpiece is taken down.

[0035] The above is only the preferred embodiment of the present application and is not used to limit the present application. For those skilled in the art, the present application can have various changes and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A powder metallurgy intake cover plate location gauge, characterized by: The utility model relates to a position gauge for air inlet cover plate, which comprises the following components: a base (1); a position gauge assembly (2) installed on the base (1) and used for detecting the position of an air inlet cover plate, the position gauge assembly (2) comprising: a positioning seat (201) installed on the base (1), the positioning seat (201) having a circular boss (202); four first positioning mandrels (203) installed on the circular boss (202); a second positioning mandrel (204) installed on the circular boss (202); a third positioning mandrel (205) installed on the circular boss (202); a cleaning assembly (3) installed on the circular boss (202), the cleaning assembly (3) having a cleaning head (302) for cleaning the surface of the positioning mandrel; a moving assembly (4) installed on the base (1) and used for adjusting the height of the cleaning head (302).

2. The powder metallurgy intake cover plate gage of claim 1, wherein: The cleaning assembly (3) comprises a support plate (301) arranged at the upper end of the circular boss (202), the cleaning head (302) being inserted into the support plate (301), and the cleaning head (302) having a first cleaning hole (303) formed therein.

3. The powder metallurgy intake cover plate gage of claim 2, wherein: The cleaning head (302) has a second cleaning hole (304) and a third cleaning hole (305) formed therein, and the first cleaning hole (303), the second cleaning hole (304), and the third cleaning hole (305) are provided with cleaning sponges at the contact positions of the positioning mandrel.

4. The powder metallurgy intake cover plate gage of claim 3, wherein: The cleaning head (302) has a through cavity formed therein and connected with the first cleaning hole (303), the second cleaning hole (304), and the third cleaning hole (305), and the cleaning head (302) is connected with a pipeline.

5. The powder metallurgy intake cover plate gage of claim 4, wherein: The moving assembly (4) comprises a support rod (401) installed on the base (1), a motor (402) installed on the support rod (401), a lead screw (403) connected with the output end of the motor (402), a sliding rod (404) threadedly connected with the lead screw (403), and the support plate (301) installed on the sliding rod (404).

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