CN212539126U

CN212539126U - Air condition compressor clutch clearance on-line measuring device

Info

Publication number: CN212539126U
Application number: CN202021114975.4U
Authority: CN
Inventors: 谢运富; 张文裕; 黄宏成
Original assignee: Guangxi Guangyu New Energy Automobile Air Conditioning Compressor Co ltd
Current assignee: Guangxi Guangyu New Energy Automobile Air Conditioning Compressor Co ltd
Priority date: 2020-06-16
Filing date: 2020-06-16
Publication date: 2021-02-12
Anticipated expiration: 2030-06-16

Abstract

The utility model relates to an air condition compressor clutch clearance online measuring device, which comprises a measuring mechanism, a conveyer belt, a product tray and an industrial control computer, wherein the product tray is connected with the conveyer belt, and a compressor assembly is positioned on the product tray; the measuring mechanism comprises a supporting frame, a lifting cylinder, a measuring disc assembly, a sliding rail assembly and a buffer, the supporting frame is positioned on the outer side of the conveying belt, and the supporting frame is provided with a vertical plate and a top plate; the sliding rail assembly is connected with the vertical plate, and the measuring disc assembly is connected with the sliding rail assembly through the sliding plate; the lifting cylinder is positioned on the top plate and is connected with the sliding plate; the buffer is connected with the vertical plate, and when the sliding plate slides downwards, the measuring disc component is abutted to the buffer. The utility model adopts an on-line detection mode, has high automation degree and good stability, can realize unmanned operation, can measure the clearance of the compressor clutches with various models, and has wide application range; in addition, the measurement precision can reach 0.01mm, and the detection efficiency and the qualification rate of products are effectively improved.

Description

Air condition compressor clutch clearance on-line measuring device

Technical Field

The utility model belongs to the technical field of vehicle air conditioner compressor, a detection device is related to, in particular to air condition compressor clutch clearance on-line measuring device.

Background

The automobile air conditioner compressor is the heart of the automobile air conditioner refrigerating system and plays a role in compressing and conveying refrigerant vapor. The automobile air conditioner compressor is internally provided with a clutch, the clutch mainly comprises a belt pulley, a driving disc and an electromagnetic coil, the belt pulley is parallel to the driving disc and has a gap, the driving disc is provided with a spring piece, a rolling bearing is arranged in the belt pulley, an electromagnetic winding is arranged in the electromagnetic coil, and a friction disc on the driving disc can axially move and reset under the action of the spring piece. The working principle is that when current passes through the electromagnetic coil, electromagnetic suction force is generated to enable a clutch sucker of the compressor to be attracted with a free-rotating belt wheel, so that the compressor is driven to work; when the current is cut off, the suction force disappears, the sucking disc and the belt wheel are separated by the action of the spring piece, and the compressor stops working.

The clutch suction and separation gap refers to a gap value S between two suction and separation states of the clutch sucker and the belt wheel, is an important index of the clutch, and is directly related to the performance of the clutch and even the quality of an automobile air-conditioning refrigeration system; the clearance value S is usually controlled to be between 0.3mm and 0.8mm, and the parallelism of the two attraction surfaces is within 0.2 mm; in order to control the clearance value, the common method is realized by adopting a go-no go gauge method, namely, the 0.3mm plug piece is passed through the 0.8mm plug piece, namely the assembly is qualified. Through manual work, the go-no go gauge is adopted for detection, so that the labor cost is high, the testing efficiency is low, meanwhile, the manual measurement error is large, the measurement precision is low, the product quality cannot be guaranteed, defective products or waste products are easy to generate, and the rate of qualified products is influenced.

Disclosure of Invention

The utility model aims at providing a simple structure is reasonable, the commonality is strong, easy and simple to handle, measure the high and efficient air condition compressor clutch clearance on-line measuring device of precision, the effectual problem that has solved prior art existence.

The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: an online measuring device for clutch clearance of an air conditioner compressor comprises a measuring mechanism, a conveying belt, a product tray and an industrial control computer, wherein the product tray is connected with the conveying belt, and a compressor assembly to be measured is positioned on the product tray; the measuring mechanism comprises a supporting frame, a lifting cylinder, a measuring disc assembly, a sliding rail assembly and a buffer, the supporting frame is positioned outside the conveying belt, a vertical plate for mounting the sliding rail assembly is arranged on the front side of the supporting frame, and a top plate for mounting the lifting cylinder is arranged at the upper end of the supporting frame; the measuring disc assembly is horizontally arranged and connected with the sliding rail assembly through a sliding plate, and the measuring disc assembly is positioned on the upper side of the product tray; the lifting cylinder is vertically positioned on the top plate, and a telescopic rod of the lifting cylinder is connected with the sliding plate; the buffer is positioned at the position below the front end surface of the vertical plate, and the measuring disc assembly can be abutted against the buffer when the sliding plate slides downwards; and a control valve and a buffer of the lifting cylinder are respectively connected with an industrial control computer.

The utility model discloses a further technical scheme is: the clutch power-on mechanism comprises a telescopic cylinder, a power supply socket and a conductive terminal electrically connected with a direct-current power supply; the telescopic cylinder is horizontally arranged and fixedly connected with the support frame, and the conductive terminal is in insulated connection with a telescopic rod of the telescopic cylinder; the power supply socket is positioned on the product tray, one end of the power supply socket is connected with a wire harness of the compressor assembly, and the other end of the power supply socket is matched with the conductive terminal; and a control valve of the telescopic cylinder is connected with an industrial control computer.

The utility model discloses a further technical scheme is: the measuring disc assembly comprises a mounting plate and at least 3 displacement sensors, the mounting plate is horizontally arranged and connected with the sliding plate, sensor penetrating holes with the same number as the displacement sensors are formed in the mounting plate, the displacement sensors are arranged around the central annular array of the mounting plate and connected with the mounting plate, measuring heads of the displacement sensors extend to the lower side of the mounting plate from the corresponding sensor penetrating holes, and the displacement sensors are electrically connected with the industrial control computer respectively.

The utility model relates to an air condition compressor clutch clearance on-line measuring device is owing to adopt above-mentioned structure, has following beneficial effect:

1. the utility model is an on-line detection, high in automation degree, good in stability, capable of realizing unmanned operation, capable of measuring the clearance of various types of compressor clutches, and wide in application range; in addition, the detection data can be stored and traced, so that the detection efficiency is effectively improved, and the labor cost is saved;

2. the utility model discloses an at least 3 displacement sensor measures the clutch clearance, and measurement accuracy can reach 0.01mm, and measurement accuracy is high, the effectual qualification rate that improves the product.

The following describes the online measurement device for clutch clearance of air conditioning compressor according to the present invention with reference to the accompanying drawings and embodiments.

Drawings

Fig. 1 is a schematic structural view of an online measurement device for clutch clearance of an air conditioner compressor according to the present invention;

the reference numbers illustrate: the device comprises a conveying belt 1, a compressor assembly 2, a product tray 3, a power supply socket 4, a conductive terminal 5, a telescopic cylinder 6, a buffer 7, a vertical plate 8, a sliding rail component 9, a support frame 10, a sliding plate 11, a top plate 12, a lifting cylinder 13, a displacement sensor 14 and a mounting plate 15.

Detailed Description

As shown in fig. 1, the utility model relates to an air condition compressor clutch clearance on-line measuring device, including measuring mechanism, conveyer belt 1, product tray 3, clutch circular telegram mechanism and industry control computer, product tray 3 is connected with conveyer belt 1, and the volume of awaiting measuring compressor assembly 2 is fixed a position on product tray 3.

The measuring mechanism comprises a support frame 10, a lifting cylinder 13, a measuring disc assembly, a sliding rail assembly 9 and a buffer 7, wherein the support frame 10 is positioned outside the conveying belt 1, a vertical plate 8 used for installing the sliding rail assembly 9 is arranged on the front side of the support frame 10, a top plate 12 used for installing the lifting cylinder 13 is arranged at the upper end of the support frame 10, and the sliding rail assembly 9 is vertically arranged and is connected with the front end face of the vertical plate 8.

The measuring disc assembly comprises a mounting plate 15 and at least 3 displacement sensors 14, in the present embodiment, the number of the displacement sensors 14 is 3; the mounting plate 15 is horizontally arranged and the mounting plate 15 is positioned at the upper side of the product tray 3; in addition, the mounting plate 15 is connected with the sliding plate 11, and the mounting plate 15 is connected with the sliding rail assembly 9 through the sliding plate 11, so that the mounting plate 15 can slide up and down; the mounting plate 15 is provided with sensor through holes with the same number as the displacement sensors 14, the displacement sensors 14 are arranged around the central annular array of the mounting plate 15 and connected with the mounting plate 15, measuring heads of the displacement sensors 14 extend to the lower side of the mounting plate 15 from the corresponding sensor through holes, and the 3 displacement sensors 14 are respectively electrically connected with the industrial control computer.

The lifting cylinder 13 is vertically positioned on the top plate 12, and an expansion rod of the lifting cylinder 13 is connected with the sliding plate 11; the buffer 7 is positioned at a position close to the lower part of the front end surface of the vertical plate 8, and the mounting plate 15 can be abutted against the buffer 7 when the sliding plate 11 slides downwards.

The clutch electrifying mechanism comprises a telescopic cylinder 6, a power supply socket 4 and a conductive terminal 5 electrically connected with a direct-current power supply; the telescopic cylinder 6 is horizontally arranged and fixedly connected with the support frame 10, and the conductive terminal 5 is in insulated connection with a telescopic rod of the telescopic cylinder 6; the power socket 4 is positioned on the product tray 3, one end of the power socket 4 is connected with the wiring harness of the compressor assembly 2, and the other end of the power socket 4 is matched with the conductive terminal 5.

The utility model discloses a control valve of telescopic cylinder 6, lift cylinder 13's control valve and buffer 7 are connected with the industry control computer respectively.

When the compressor is assembled, a certain clearance value S needs to be ensured between the clutch sucker component and the belt pulley component of the compressor, generally, the clearance value S is mainly controlled to be 0.3 mm-0.8 mm, and the parallelism of the two suction surfaces is within 0.2 mm. Through the utility model relates to an online measuring device in air condition compressor clutch clearance can be fast accurate measure the clearance value S of clutch sucking disc subassembly and pulley subassembly to judge whether qualified this clearance value S is qualified through the industrial control computer.

The utility model discloses a theory of operation: when the conveyer belt 1 conveys the compressor assembly 2 positioned on the product tray 3 to the lower side of the measuring mechanism, the conveyer belt 1 stops running, the lifting cylinder 13 drives the measuring disc component to move downwards along the slide rail component 9 through the sliding plate 11, after the mounting plate 15 is contacted with the buffer 7, the industrial control computer controls the lifting cylinder 13 to stop working, and the measuring heads of the 3 displacement sensors 14 are propped against the sucker component of the compressor assembly 2; meanwhile, the telescopic rod of the industrial control computer 6 extends out, the conductive terminal 5 is matched with the power socket 4, the clutch of the compressor assembly 2 is electrified, the clutch sucker is sucked into the belt pulley assembly, and at the moment, the 3 displacement sensors 14 control the reading to be reset through the industrial control computer; then the telescopic rod of the industrial control computer control 6 is contracted, the conductive terminal 5 is far away from the power socket 4, the power supply to the clutch of the compressor assembly 2 is stopped, the sucker component bounces, the average value of the reading change values of the 3 displacement sensors 14 is the clearance value S between the sucker component and the belt pulley component, and the measured value is stored; the value is qualified when the value is 0.3 mm-0.8 mm, in addition, the difference value between the maximum value and the minimum value of the 3 displacement sensors 14 can be calculated, the difference value needs to be smaller than 0.2mm, the difference value is qualified, the difference value passes when the above conditions are met, and the difference value does not meet one of the conditions, the measuring device gives an alarm, the product is unqualified, and rework is needed.

The above embodiments are only preferred embodiments of the present invention, the structure of the present invention is not limited to the forms illustrated in the above embodiments, and any modifications, equivalent substitutions and the like made within the spirit and principle of the present invention should be included within the scope of the present invention.

Claims

1. An air conditioner compressor clutch clearance online measuring device comprises a measuring mechanism, a conveying belt (1), a product tray (3) and an industrial control computer, wherein the product tray (3) is connected with the conveying belt (1), and a compressor assembly (2) to be measured is positioned on the product tray (3); the method is characterized in that: the measuring mechanism comprises a supporting frame (10), a lifting cylinder (13), a measuring disc assembly, a sliding rail assembly (9) and a buffer (7), the supporting frame (10) is positioned outside the conveying belt (1), a vertical plate (8) used for mounting the sliding rail assembly (9) is arranged on the front side of the supporting frame (10), and a top plate (12) used for mounting the lifting cylinder (13) is arranged at the upper end of the supporting frame (10); the sliding rail assembly (9) is vertically arranged and connected with the front end face of the vertical plate (8), the measuring disc assembly is horizontally arranged and connected with the sliding rail assembly (9) through a sliding plate (11), and the measuring disc assembly is positioned on the upper side of the product tray (3); the lifting cylinder (13) is vertically positioned on the top plate (12), and a telescopic rod of the lifting cylinder (13) is connected with the sliding plate (11); the buffer (7) is positioned at the position below the front end surface of the vertical plate (8), and when the sliding plate (11) slides downwards, the measuring disc assembly can be abutted against the buffer (7); the control valve of the lifting cylinder (13) and the buffer (7) are respectively connected with an industrial control computer.

2. The on-line measuring device for the clutch clearance of the air condition compressor as claimed in claim 1, further comprising a clutch energizing mechanism, wherein the clutch energizing mechanism comprises a telescopic cylinder (6), a power socket (4) and a conductive terminal (5) electrically connected with a direct current power supply; the telescopic cylinder (6) is horizontally arranged and fixedly connected with the support frame (10), and the conductive terminal (5) is in insulated connection with a telescopic rod of the telescopic cylinder (6); the power supply plug socket (4) is positioned on the product tray (3), one end of the power supply plug socket (4) is connected with a wire harness of the compressor assembly (2), and the other end of the power supply plug socket (4) is matched with the conductive terminal (5); the control valve of the telescopic cylinder (6) is connected with an industrial control computer.

3. The air conditioner compressor clutch gap on-line measuring device as claimed in claim 1, wherein the measuring disc assembly comprises a mounting plate (15) and at least 3 displacement sensors (14), the mounting plate (15) is horizontally arranged and connected with the sliding plate (11), the mounting plate (15) is provided with sensor through holes with the number consistent with that of the displacement sensors (14), the displacement sensors (14) are arranged around the central annular array of the mounting plate (15) and connected with the mounting plate (15), measuring heads of the displacement sensors (14) extend to the lower side of the mounting plate (15) from the corresponding sensor through holes, and the displacement sensors (14) are respectively electrically connected with an industrial control computer.