Special vehicle driving wheel run-out detection device

Abstract

The invention provides a special vehicle driving wheel run-out detection device which comprises an upper gear sleeve, a lower gear sleeve and a horizontal connecting rod. The upper gear sleeve and the lower gear sleeve are both of a semi-arc-shaped structure, a circular space defined by the upper gear sleeve and the lower gear sleeve is used for being connected with a gear of a special vehicle, the rear end of the horizontal connecting rod is fixedly connected with the upper gear sleeve, and the front end of the horizontal connecting rod is attracted to a magnetic base of a dial indicator used for bounce detection. During the jumping detection of the driving wheel of the special vehicle, the device can restrain the position of the driving wheel, provide the optimal detection position posture, accurately obtain the jumping detection data of the driving wheel, provide guarantee support for the manufacturing of the driving wheel, and improve the product quality of the driving wheel. The device is simple in overall structure, easy to disassemble and assemble, convenient to use and low in cost, the overall structural strength can be greatly improved by adopting the L-shaped structural design, the stability is good, the bearing capacity is high, and the detection precision and the detection efficiency are effectively improved. Due to the fact that the driving wheels are various in variety, the device can achieve the effect that one machine has multiple purposes.

Description

Technical Field

[0001] The invention belongs to the technical field of special vehicle detection, and in particular relates to a driving wheel bounce detection device for a special vehicle. Background Art

[0002] The driving wheel is an important part of the special vehicle's motion system, used to transmit power to drive the track. The driving wheel directly affects the vehicle's driving reliability and the life of power transmission. During the operation, it needs to withstand the test of harsh environments such as collisions, so high requirements are placed on its protection, wear resistance, coaxiality, and runout reliability.

[0003] The driving wheel runout detection device is used to detect the runout of the driving wheel. During the processing of the driving wheel, due to the influence of the accuracy of the machine tool, the fixture, and the tool tooth blank, the processed driving wheel has errors such as eccentricity and uneven inner diameter, resulting in radial errors between the center line of the driving wheel and the output shaft of the electromechanical composite device after the driving wheel is installed. Although the existing driving wheel runout detection tools are relatively mature, their structure is relatively complex, and it is difficult to manufacture and install, and the manufacturing cost is relatively high, which is not only not conducive to user operation, but also not conducive to promotion. Summary of the invention

[0004] 1. Technical issues to be resolved

[0005] The present invention provides a special vehicle driving wheel jump detection device to solve the technical problem of how to ensure that the driving wheel is coaxial with the output shaft of the electromechanical composite device and meets the quality requirements on the basis of simplifying the structure of the detection device.

[0006] (II) Technical solution

[0007] In order to solve the above technical problems, the present invention proposes a special vehicle driving wheel jump detection device, which includes an upper gear sleeve, a lower gear sleeve and a horizontal connecting rod; wherein the upper gear sleeve and the lower gear sleeve are both semi-arc structures, and the circular space enclosed by the upper gear sleeve and the lower gear sleeve after being connected is used to connect with the gear of the special vehicle; the upper part of the upper gear sleeve is fixedly connected to the horizontal connecting rod; the front end of the horizontal connecting rod is equipped with a dial indicator for driving wheel jump detection.

[0008] Furthermore, horizontal protrusions are respectively provided on both sides of the semi-arc structures of the upper and lower gear sleeves, and coaxially arranged through holes are processed on the protrusions. Bolt fasteners pass through the through holes on the upper and lower gear sleeves to fasten the upper and lower gear sleeves together.

[0009] Furthermore, a plurality of internal teeth are respectively provided on the semi-arc inner walls of the upper gear sleeve and the lower gear sleeve, and the internal teeth can mesh with the gears to improve the fit between the upper gear sleeve and the lower gear sleeve and the gears.

[0010] Furthermore, three inner teeth are respectively arranged on the semi-arc inner walls of the upper gear sleeve and the lower gear sleeve.

[0011] Furthermore, a raised portion is provided on the upper portion of the upper gear sleeve, and a plurality of through holes are processed on the raised portion. A plurality of threaded holes corresponding to the plurality of through holes are processed on the rear end of the horizontal connecting rod. A plurality of bolts pass through the plurality of through holes and are screwed into the plurality of threaded holes to fix the horizontal connecting rod to the upper gear sleeve.

[0012] Furthermore, the cross section of the horizontal connecting rod is rectangular.

[0013] Furthermore, the horizontal connecting rod is a metal rod.

[0014] Furthermore, the front end of the horizontal connecting rod is attracted to the magnetic base of the dial indicator.

[0015] Furthermore, the vibration detection device is made of 38CrSi material.

[0016] Furthermore, the thickness of the upper gear sleeve and the lower gear sleeve is 20 mm.

[0017] (III) Beneficial effects

[0018] The present invention proposes a device for detecting the vibration of the driving wheel of a special vehicle, comprising an upper gear sleeve, a lower gear sleeve and a horizontal connecting rod. The upper gear sleeve and the lower gear sleeve are both semi-arc structures, and the circular space enclosed is used to connect with the gear of the special vehicle. The rear end of the horizontal connecting rod is fixedly connected to the upper gear sleeve, and the front end is attracted to the magnetic base of the dial indicator used for vibration detection. When detecting the vibration of the driving wheel of a special vehicle, the device can constrain the position of the driving wheel, provide the best detection position and posture, accurately obtain the vibration detection data of the driving wheel, provide guarantee support for the manufacturing of the driving wheel, and improve the product quality of the driving wheel. The overall structure of the device is simple, easy to disassemble and assemble, easy to use, and low in cost. By adopting an L-shaped structural design, the overall structural strength can be greatly improved, the stability is good, the load-bearing capacity is strong, and the detection accuracy and efficiency are effectively improved. Due to the wide variety of driving wheels, the device can also achieve the effect of one machine with multiple uses. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural schematic diagram of a driving wheel jump detection device for special vehicles of the present invention;

[0020] Figure 2 The present invention is a detection principle diagram of the driving wheel bounce detection device for special vehicles. DETAILED DESCRIPTION

[0021] In order to make the purpose, content and advantages of the present invention more clear, the specific implementation methods of the present invention are further described in detail below in conjunction with the drawings and examples.

[0022] This embodiment provides a device for detecting the vibration of the driving wheel of a special vehicle, and its structure is as follows: Figure 1 As shown, it mainly includes an upper gear sleeve 1, a lower gear sleeve 2 and a horizontal connecting rod 3.

[0023] The upper gear sleeve 1 and the lower gear sleeve 2 are both semi-arc structures, and the circular space enclosed is used to connect with the gear 4 of the special vehicle. Horizontal protrusions are respectively provided on both sides of the semi-arc structures of the upper gear sleeve 1 and the lower gear sleeve 2, and coaxial through holes are processed on the protrusions. Bolt fasteners pass through the through holes on the upper gear sleeve 1 and the lower gear sleeve 2 to fasten the upper gear sleeve 1 and the lower gear sleeve 2, so that the upper gear sleeve 1 and the lower gear sleeve 2 are fixedly connected to the gear 4. Three internal teeth are respectively provided on the semi-arc inner walls of the upper gear sleeve 1 and the lower gear sleeve 2, and the internal teeth can mesh with the gear 4 to improve the fit between the upper gear sleeve 1 and the lower gear sleeve 2 and the gear 4.

[0024] The upper part of the upper gear sleeve 1 is provided with a raised portion, and the raised portion is processed with four through holes for fixed connection with the horizontal connecting rod 3. The rear end of the horizontal connecting rod 3 is processed with four threaded holes corresponding to the four through holes, and four bolts are passed through the four through holes and then screwed into the four threaded holes to fix the horizontal connecting rod 3 with the upper gear sleeve 1.

[0025] The horizontal connecting rod 3 is a metal rod with a rectangular cross section, and the front end of the horizontal connecting rod 3 is attracted to the magnetic base of the dial indicator 5 .

[0026] At work, if Figure 2 As shown, according to the outer diameter of the gear, the upper gear sleeve 1 and the lower gear sleeve 2 are fixedly installed on the gear and fixedly connected by bolt fasteners. The rear end of the horizontal connecting rod 3 is connected and fastened to the upper gear sleeve 1 by four bolts, the front end of the connecting rod 3 is attracted to the magnetic base of the dial gauge 5, and the dial gauge head is brought into contact with the inner wall of the driving wheel 6. After finding the best detection posture, the rotation of the gear 4 drives the dial gauge head 5 to perform a runout test on the inner wall of the driving wheel 6, which can ensure the detection quality and stability of the driving wheel runout test.

[0027] The special vehicle driving wheel jumping detection device of the present invention adopts an L-shaped three-dimensional flexible structure design as a whole, and adopts three spatial positions in two directions for positioning and constraint.

[0028] In this embodiment, the device is made of 38CrSi material, the thickness of the upper gear sleeve 1 and the lower gear sleeve 2 is 20 mm, and can bear a 30 kg driving wheel.

[0029] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. A device for detecting the vibration of driving wheels of special vehicles, characterized in that: The vibration detection device includes an upper gear sleeve, a lower gear sleeve and a horizontal connecting rod; wherein the upper gear sleeve and the lower gear sleeve are both semi-arc structures, and the circular space enclosed by the upper gear sleeve and the lower gear sleeve after being connected is used to connect with the gear of the special vehicle; the upper part of the upper gear sleeve is fixedly connected to the horizontal connecting rod; the front end of the horizontal connecting rod is equipped with a dial indicator for detecting the vibration of the driving wheel.

2. The device for detecting the vibration of the driving wheel of a special vehicle according to claim 1, characterized in that: Horizontal protrusions are respectively arranged on both sides of the semi-arc structures of the upper gear sleeve and the lower gear sleeve, and coaxially arranged through holes are processed on the protrusions. Bolt fasteners pass through the through holes on the upper gear sleeve and the lower gear sleeve to fasten the upper gear sleeve and the lower gear sleeve together.

3. The device for detecting the vibration of the driving wheel of a special vehicle according to claim 1, characterized in that: A plurality of inner teeth are respectively arranged on the semi-arc inner walls of the upper gear sleeve and the lower gear sleeve, and the inner teeth can mesh with the gear to improve the fit between the upper gear sleeve and the lower gear sleeve and the gear.

4. The device for detecting the vibration of the driving wheel of a special vehicle according to claim 3, characterized in that: Three inner teeth are respectively arranged on the semi-arc inner walls of the upper gear sleeve and the lower gear sleeve.

5. The device for detecting the vibration of the driving wheel of a special vehicle according to claim 1, characterized in that: A raised portion is provided on the upper portion of the upper gear sleeve, and a plurality of through holes are processed on the raised portion. A plurality of threaded holes corresponding to the plurality of through holes are processed on the rear end of the horizontal connecting rod. A plurality of bolts pass through the plurality of through holes and are screwed into the plurality of threaded holes to fix the horizontal connecting rod to the upper gear sleeve.

6. The device for detecting the vibration of the driving wheel of a special vehicle according to claim 1, characterized in that: The cross section of the horizontal connecting rod is rectangular.

7. The device for detecting the vibration of the driving wheel of a special vehicle according to claim 1, characterized in that: The horizontal connecting rod is a metal rod.

8. The device for detecting the vibration of the driving wheel of a special vehicle according to claim 1, characterized in that: The front end of the horizontal connecting rod is attracted to the magnetic base of the dial indicator.

9. The device for detecting the vibration of the driving wheel of a special vehicle according to claim 1, characterized in that: The vibration detection device is made of 38CrSi material.

10. The device for detecting the vibration of the driving wheel of a special vehicle according to claim 1, characterized in that: The thickness of the upper gear sleeve and the lower gear sleeve is 20 mm.

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