Device for measuring suction dynamic and static torques of clutch water pump

Abstract

The utility model provides a device for measuring suction dynamic and static torques of a clutch water pump. The device comprises a rack and a double-station integrated operating platform made of self-made aluminum alloy, the dynamic test fixture and the static test fixture are mounted on the rack; the rack is further provided with a plurality of electrical assemblies including a hundred-inspection data recording industrial personal computer, a torque sensor and a displayer. Through the arrangement of the self-made aluminum alloy double-station integrated operation table, the test of the suction dynamic and static torque of the clutch water pump can be carried out on the same operation table at the same time, and the test content can be conveniently switched through the dynamic test clamp and the static test clamp which are respectively arranged; accurate testing is realized by arranging a plurality of electrical components including a 100-test data recording industrial personal computer, a torque sensor and a display instrument, and the problem of leak detection is avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of automobile torque testing, and in particular relates to a device for measuring the dynamic and static torque of a clutch water pump. Background Art

[0002] The automobile engine cooling water pump (clutch water pump) is a structure in which a pulley assembly and a clutch assembly are respectively assembled on a double-layer bearing; when no power is applied, the inner ring of the bearing is mounted on the journal of the water pump shaft, and the clutch and impeller are mounted on the journal and rotate accordingly; the outer ring is mounted in the bearing hole of the water pump body, and the pulley is assembled on the double-layer bearing step ring; when in operation, the outer ring does not rotate, and the double-layer bearing step ring and the water pump shaft rotate separately without affecting each other.

[0003] When the power is turned on, the clutch assembly and the pulley are attracted and the two become one; one of the two needs to be fixed, and the static torque of the pulley assembly and the clutch is energized and attracted to measure the qualified state; one of the two needs to be fixed, and the clutch needs to continuously apply load to rotate, and the dynamic torque of the pulley assembly and the clutch is energized and attracted to measure the qualified state.

[0004] Publication No. CN211449092U discloses a motorcycle water pump shaft rotation and torque detection device, including a device body and a fixture, a clamping cylinder, a servo motor, a torque sensor, a PLC control system and a display screen arranged on the device body; the fixture is used to fix the water pump shaft; the clamping cylinder is arranged at the upper end of the fixture to clamp the water pump shaft; the servo motor is controlled by the PLC control system; one end of the rotating shaft of the torque sensor is connected to the rotating shaft of the servo motor, and the other end is connected to the water pump shaft through an adapter sleeve; the output end of the torque sensor is connected to the PLC control system and the display screen. This device uses mechanical automation to replace manual work, combines the water pump shaft rotation operation and the torque test operation into one, improves production efficiency, eliminates the possibility of human omissions, and improves the qualified rate of water pump sealing. The application discloses a torque measuring fixture, but the function is single and can only test motorcycle water pumps.

[0005] Publication No. CN207621010U discloses a torque / sealing performance detection device for automobile water pumps, characterized in that it includes an upper support plate and a lower support plate, the upper support plate and the lower support plate are connected by a support rod, a pushing device is provided at the upper part of the upper support plate, a push rod is provided at the bottom of the pushing device, the bottom of the push rod is connected to the dynamic torque sensor, a clamp is provided below the dynamic torque sensor, reset springs are provided on both sides of the clamp, and the reset springs are connected to the base; it also includes an electronic control device, the electronic control device is provided with a differential pressure leak detector, a three-display torque display, a start button and a reset button; the positive progressive effects of the utility model are: high detection efficiency, low labor intensity of employees, reduced production processes, and outstanding safety performance; suitable for performance testing of mass-produced water pumps on automobile water pump production lines; the pushing device is controlled by a cylinder, and the torque test is controlled by a reduction motor to realize the automatic operation of the detection process. The application equipment cost is too high and can only test dynamic torque.

[0006] This application is based on customer requirements to monitor the dynamic and static torque and engagement status of the clutch water pump assembly before it leaves the factory. The product QR code is used for traceability, and the test records are entered into the traceability system, with a design to prevent missed inspections and errors. Utility Model Content

[0007] The technical problem to be solved by the utility model is to provide a device for measuring the dynamic and static torque of a clutch water pump in view of the deficiencies in the prior art.

[0008] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0009] Provided is a device for measuring the dynamic and static torque of a clutch water pump, comprising: a frame, a double-station integrated operating table made of homemade aluminum alloy; a dynamic test fixture and a static test fixture installed on the frame; the frame is also equipped with several electrical components including a 100-test data recording industrial computer, a torque sensor and a display.

[0010] Preferably, the static test fixture adopts a double V-shaped clamping block structure, and the V-shaped clamping block is connected to a parallel opening and closing cylinder installed on the base through a connecting plate.

[0011] Preferably, the static test fixture is further provided with a contoured twist head, a connector and a contoured block for increasing the clamping force.

[0012] Preferably, the dynamic test fixture comprises a clamp body assembly, a sliding bracket assembly and an up and down driving assembly, and the sliding bracket assembly is connected between the clamp body assembly and the up and down driving assembly.

[0013] Preferably, the clamping body assembly includes a pressing cylinder assembly, a clamping body, a support plate, a bottom plate, a rib plate, a vertical plate and a linkage marking assembly which are connected in sequence.

[0014] Preferably, the sliding bracket assembly includes a screw rod, a cylinder connecting block, a limit block, a hydraulic buffer, a movable vertical plate, an adjustment block, an L-shaped rib plate, a guide rail assembly, a motor mounting plate and a baffle which are connected in sequence.

[0015] Preferably, the upper and lower driving components include a lower driving contour twist head, an upper driving claw component, a rotating cylinder, an air distributor block component and a motor which are connected in sequence.

[0016] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0017] The utility model provides a self-made aluminum alloy double-station integrated operating table, so that the clutch water pump's dynamic and static torque tests can be performed simultaneously on one operating table. The test contents can be conveniently switched with high efficiency through separately provided dynamic test fixtures and static test fixtures. Accurate testing can be achieved by providing several electrical components including a 100-inspection data recording industrial computer, a torque sensor and a display instrument, without the problem of missed detection.

[0018] The static test fixture adopts a double V-shaped clamping block structure, which can achieve accurate testing of the clutch water pump's static torque of engagement and improve the clamping force; the dynamic test fixture includes a clamp body assembly, a sliding bracket assembly and an upper and lower drive assembly, which can achieve accurate testing of the clutch water pump's dynamic torque of engagement, and is easy to install, greatly improving the test efficiency.

[0019] The utility model realizes the monitoring of dynamic and static torque and engagement state of the clutch water pump assembly before it leaves the factory according to customer requirements, uses the product QR code for traceability, and the detection records enter the traceability system, with a design of missed inspection and error prevention. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0021] Figure 1 : Schematic diagram of the frame structure of the device for measuring the dynamic and static torque of the clutch water pump according to the utility model;

[0022] Figure 2 : Schematic diagram of the static test fixture structure of the device for measuring the dynamic and static torque of the clutch water pump according to the utility model;

[0023] Figure 3: A side schematic diagram of the dynamic test fixture structure of the device for measuring the dynamic and static torque of the clutch water pump according to the utility model;

[0024] Figure 4 : A front view schematic diagram of a dynamic test fixture structure of a device for measuring the dynamic and static torque of a clutch water pump according to the utility model;

[0025] Figure 5 : A schematic diagram of the structure of the clamp body assembly of the device for measuring the dynamic and static torque of the clutch water pump according to the utility model;

[0026] Figure 6 : A schematic diagram of the structure of a sliding bracket assembly of a device for measuring the dynamic and static torque of a clutch water pump according to the utility model;

[0027] Figure 7 : A schematic diagram of the structure of the upper and lower drive components of the device for measuring the dynamic and static torque of the clutch water pump according to the utility model;

[0028] 1. Frame; 2. Static test fixture; 21. Base; 22. Parallel opening and closing cylinder; 23. Connecting plate; 24. V-type clamping block; 25. Profiling twist head; 26. Connector; 27. Profiling block; 3. Dynamic test fixture; 31. Clamping body assembly; 311. Pressing cylinder assembly; 312. Clamping body; 313. Support plate; 314. Bottom plate; 315. Rib plate; 316. Vertical plate; 317. Pad; 318. Linkage marking needle assembly. 32. Sliding bracket assembly; 321. Screw; 322, cylinder connection block; 323, limit block; 324, hydraulic buffer; 325, movable vertical plate; 326, adjustment block; 327, L-shaped rib plate; 328, guide rail assembly; 329, motor mounting plate; 330, baffle; 33, upper and lower drive assembly; 331, lower drive contour twist head; 332, upper drive claw assembly; 333, rotary cylinder; 334, air distributor assembly; 335, motor; 4, 100-inspection data recording industrial computer; 5, torque sensor and display instrument; DETAILED DESCRIPTION

[0029] In order to better understand the present invention, the content of the present invention is further clearly described below in conjunction with the embodiments, but the protection content of the present invention is not limited to the following embodiments. In the following description, a large number of specific details are given in order to provide a more thorough understanding of the present invention. However, it is obvious to those skilled in the art that the present invention can be implemented without one or more of these details.

[0030] In all examples shown and discussed herein, any specific values ​​should be interpreted as merely exemplary and not as limiting. Therefore, other examples of the exemplary embodiments may have different values.

[0031] Embodiment 1: The present application provides a device for measuring the dynamic and static torque of a clutch water pump, comprising: a frame 1, a double-station integrated operating table made of homemade aluminum alloy; and a dynamic test fixture 3 and a static test fixture 2 installed on the frame 1; the frame 1 is also equipped with several electrical components including a data recording industrial computer 4, a torque sensor and a display 5.

[0032] Preferably, the static test fixture 2 adopts a structure of double V-shaped clamping blocks 24, the V-shaped clamping blocks 24 are connected to the parallel opening and closing cylinders 22 installed on the base 21 through the connecting plates 23, the parallel opening and closing cylinders 22 drive the connecting plates to provide clamping force; the connecting plates 23 are grooved to define the V-shaped blocks. The V-shaped blocks can rotate along the base axis.

[0033] Preferably, the static test fixture 2 is further provided with a contoured twist head 25, a connector 26 and a contoured block 27 for pre-positioning the water pump assembly to increase the clamping force.

[0034] Preferably, the dynamic test fixture 3 comprises a clamp body assembly 31 , a sliding bracket assembly 32 and an up-and-down driving assembly 33 , and the sliding bracket assembly 32 is connected between the clamp body assembly 31 and the up-and-down driving assembly 33 .

[0035] Preferably, the clamp body assembly 31 includes a pressing cylinder assembly 311, a clamp body 312, a support plate 313, a bottom plate 314, a rib plate 315, a vertical plate 316, a gasket 317 and a linkage marking assembly 318 which are connected in sequence.

[0036] Preferably, the sliding bracket assembly 32 includes a screw rod 321, a cylinder connecting block 322, a limit block 323, a hydraulic buffer 324, a movable vertical plate 325, an adjustment block 326, an L-shaped rib plate 327, a guide rail assembly 328, a motor mounting plate 329 and a baffle 330 which are connected in sequence.

[0037] Preferably, the upper and lower driving assembly 33 includes a lower driving contour twist head 331, an upper driving claw assembly 332, a rotating cylinder 333, an air distributor block assembly 334 and a motor 335 which are connected in sequence.

[0038] In this embodiment, a self-made aluminum alloy double-station integrated operating table is provided, so that the dynamic and static torque tests of the clutch water pump can be carried out simultaneously on one operating table. The test contents can be conveniently switched with high efficiency through the separately provided dynamic test fixture and static test fixture. Accurate testing can be achieved by providing several electrical components including an industrial computer for data recording, a torque sensor and a display instrument, without the problem of missed detection.

[0039] The static test fixture adopts a double V-shaped clamping block structure, which can achieve accurate testing of the clutch water pump's static torque of engagement and improve the clamping force; the dynamic test fixture includes a clamp body assembly, a sliding bracket assembly and an upper and lower drive assembly, which can achieve accurate testing of the clutch water pump's dynamic torque of engagement, and is easy to install, greatly improving the test efficiency.

[0040] In addition, those skilled in the art should understand that, although there are many problems in the prior art, each embodiment or technical solution of the utility model can be improved in only one or several aspects, without having to solve all the technical problems listed in the prior art or background technology at the same time. Those skilled in the art should understand that the content not mentioned in a claim should not be used as a limitation on the claim.

[0041] Finally, it should be noted that the above embodiments are only used to illustrate the preferred implementation scheme of the utility model and are not limiting. Other modifications or equivalent substitutions made to the technical scheme of the utility model by ordinary technicians in this field should be included in the scope of the claims of the utility model as long as they do not depart from the spirit and scope of the technical scheme of the utility model.

Claims

1. A device for measuring the dynamic and static torque of a clutch water pump, characterized in that: include: The machine frame adopts a double-station integrated operating table made of homemade aluminum alloy; and a dynamic test fixture and a static test fixture mounted on the frame; The frame is also equipped with several electrical components including an industrial computer for recording inspection data, a torque sensor and a display.

2. The device for measuring the dynamic and static torque of the clutch water pump as claimed in claim 1, characterized in that: The static test fixture adopts a double V-shaped clamping block structure, and the V-shaped clamping block is connected to a parallel opening and closing cylinder installed on a base through a connecting plate.

3. The device for measuring the dynamic and static torque of the clutch water pump as claimed in claim 2, characterized in that: The static test fixture is also provided with a contoured twist head, a connector and a contoured block for increasing the clamping force.

4. The device for measuring the dynamic and static torque of the clutch water pump as claimed in claim 1, characterized in that: The dynamic test fixture comprises a clamp body assembly, a sliding bracket assembly and an up-and-down driving assembly, wherein the sliding bracket assembly is connected between the clamp body assembly and the up-and-down driving assembly.

5. The device for measuring the dynamic and static torque of the clutch water pump as claimed in claim 4, characterized in that: The clamping body assembly comprises a pressing cylinder assembly, a clamping body, a supporting plate, a bottom plate, a rib plate, a vertical plate and a linkage marking assembly which are connected in sequence.

6. The device for measuring the dynamic and static torque of the clutch water pump as claimed in claim 4, characterized in that: The sliding bracket assembly comprises a screw rod, a cylinder connecting block, a limit block, an oil pressure buffer, a movable vertical plate, an adjustment block, an L-shaped rib plate, a guide rail assembly, a motor mounting plate and a baffle which are connected in sequence.

7. The device for measuring the dynamic and static torque of the clutch water pump as claimed in claim 4, characterized in that: The upper and lower driving components include a lower driving contour twisting head, an upper driving claw component, a rotating cylinder, an air distribution block component and a motor which are connected in sequence.

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