CN214095989U

CN214095989U - Engine transmission shaft detection device

Info

Publication number: CN214095989U
Application number: CN202120308224.4U
Authority: CN
Inventors: 顾红林; 顾京京; 徐贻文
Original assignee: Kunshan Mingyuan Precision Hardware Co ltd
Current assignee: Kunshan Mingyuan Precision Hardware Co ltd
Priority date: 2021-02-03
Filing date: 2021-02-03
Publication date: 2021-08-31
Anticipated expiration: 2031-02-03

Abstract

The utility model discloses an engine transmission shaft detection device, including the base, the bisymmetry sets up and is used for pressing from both sides the centre gripping subassembly that tightly or loosen the material, is used for the drive assembly of centre gripping subassembly motion, the bisymmetry sets up the drive assembly that just is used for transmitting power of position between centre gripping subassembly and the drive assembly for measure the poor measuring component and the control of beating of the same axis department in material surface drive assembly's control assembly. The distancer of this device is followed and is on a parallel with the measuring stick motion of material axis direction, and the distancer can be on the measuring stick mild slip, avoids producing the error because the distancer takes place to fluctuate, has improved axle type straightness accuracy of measurement greatly.

Description

Engine transmission shaft detection device

Technical Field

The utility model relates to a detect technical field, concretely relates to engine transmission shaft detection device.

Background

The straightness is the most basic item in the geometric errors, specifically the variation of the actual straight line to the ideal straight line, and reflects the degree of straightness of the measured straight line. In the parts of the automobile, the straightness of the shaft parts has certain influence on the processing of the shaft and the assembly of the parts on the shaft, and the straightness of the product is directly related to the quality of the product, so that the straightness of the product needs to be accurately measured.

The existing specific operation method for measuring the straightness accuracy comprises the following steps: 1. the pasting and cutting method comprises the following steps: the principle of comparing the measured element with the ideal element is adopted for measurement. If the knife edge is taken as an ideal element, the knife edge is attached to the measured surface during measurement, so that the maximum gap between the knife edge and the measured surface is the minimum, and the maximum gap is the straightness error of the measured element. 2. Pitch method: the method is suitable for measuring long parts. Dividing the length to be measured into a plurality of small sections, measuring the relative reading of each section by using a level meter, an autocollimator and other precision instruments, and finally solving the straightness error through data processing.

The method has the following disadvantages: 1. the pasting and cutting method comprises the following steps: the operation is inconvenient, the requirement on the skill level of a measurer is high, the reading is inconvenient, and the accuracy is not high. 2. Pitch method: the operation is inconvenient, and data processing is required, so that errors are accumulated, and the obtained result is inaccurate.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an engine transmission shaft detection device can accurately measure the straightness accuracy of transmission shaft fast.

The technical scheme of the utility model is that:

the detection device for the transmission shaft of the engine comprises a base, two clamping assemblies, a driving assembly, two transmission assemblies, a measuring assembly and a control assembly, wherein the two clamping assemblies are symmetrically arranged and used for clamping or loosening materials;

two the centre gripping subassembly sets up including the symmetry and is used for pressing from both sides the centre gripping arm of tight or unclamping material, is used for the drive the relative horizontal movement's of centre gripping arm actuating lever and control the guide bar of centre gripping arm direction of motion, the guide bar is located the top of actuating lever, actuating lever surface symmetry is equipped with spiral bead, the centre gripping arm cup joint in the actuating lever with the guide bar.

Preferably, the driving rod and the guide rod are rotatably connected to a first supporting seat, and one end of the driving rod is fixedly connected with a first belt pulley.

Preferably, the measuring component comprises a distance meter and a measuring rod which can slide along the axial direction of the material, the distance meter is connected to the measuring rod in a sliding mode, and the measuring rod is fixedly connected to the first supporting seat and parallel to the axial direction of the material.

Preferably, a handle is arranged at the upper part of the distance measuring instrument.

Preferably, the driving assembly comprises a motor, and the output end of the motor is provided with a first gear.

Preferably, the control assembly is connected to the upper surface of the base, and the control assembly includes a forward rotation button for controlling the motor to rotate forward, a reverse rotation button for controlling the motor to rotate reversely, and a stop button for controlling the motor to stop rotating.

Preferably, the transmission assembly comprises a transmission shaft, a second gear fixedly sleeved on the transmission shaft and a second supporting seat used for supporting the transmission shaft, and a second belt pulley is arranged at one end of the transmission shaft.

Preferably, the first gear is in meshing transmission with the second gear, and the second belt pulley is in belt transmission with the first belt pulley.

Preferably, the two ends of the two clamping arms far away from the guide rod are provided with profile grooves on two opposite side surfaces.

The utility model has the beneficial technical effects that:

1. the distancer of device is along and being on a parallel with the measuring stick motion of material axis direction, and the distancer can be on the measuring stick mild slip, avoids producing the error because the distancer takes place to fluctuate, has improved axle type straightness accuracy of measurement greatly.

2. The device is provided with and adds the subassembly, guarantees that axle type part is quiescent condition in the measurement process, improves measuring accuracy.

3. The clamping arm is provided with the profile groove, is convenient for measure at the axle type part of the different diameters of centre gripping, and the suitability is strong.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the clamping assembly of the present invention;

fig. 3 is a schematic structural view of the driving rod of the present invention;

fig. 4 is a schematic structural diagram of the driving assembly of the present invention;

fig. 5 is a schematic structural view of the transmission assembly of the present invention;

fig. 6 is a schematic structural diagram of the measuring assembly of the present invention;

fig. 7 is a schematic structural diagram of the control assembly of the present invention.

The reference signs are:

100. a base; 200. a clamping assembly; 300. a drive assembly; 400. a transmission assembly; 500. a measurement assembly; 600. a control component; 201. a drive rod; 202. a first pulley; 203. a guide bar; 204. a clamp arm; 205. a first support base; 206. profiling grooves; 207. a spiral rib; 301. a motor; 302. a first gear; 401. a drive shaft; 402. a second pulley; 403. a second gear; 404. a second support seat; 501. a range finder; 502. a handle; 503. a measuring rod; 601. a forward rotation button; 602. a reverse button; 603. a stop button.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings and examples, which are provided for illustration of the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1 to 7, the present invention relates to an engine transmission shaft detection apparatus, including a base 100, two symmetrical clamping assemblies 200 for clamping or loosening a material, a driving assembly 300 for driving the clamping assemblies 200 to move, two symmetrical transmission assemblies 400 arranged between the clamping assemblies 200 and the driving assembly 300 for transmitting power, a measuring assembly 500 for measuring a run-out difference on the same axis of a material surface, and a control assembly 600 for controlling the driving assembly 300;

two centre gripping subassembly 200 sets up including the symmetry and is used for pressing from both sides the centre gripping arm 204 of tight or unclamping the material, is used for the drive centre gripping arm 204 relative horizontal motion's actuating lever 201 and control the guide bar 203 of centre gripping arm 204 direction of motion, guide bar 203 is located the top of actuating lever 201, actuating lever 201 surface symmetry is equipped with spiral rib 207, centre gripping arm 204 be equipped with spiral rib 207 assorted internal thread, centre gripping arm 204 cup joint in the both ends of actuating lever 201 and connecting rod, when actuating lever 201 rotates, through the spiral rib 207 of actuating lever 201 and the internal thread cooperation of centre gripping arm 204, make two centre gripping arms 204 be close to each other or keep away from.

Further, referring to fig. 2, the driving rod 201 and the guide rod 203 are both rotatably connected to the first supporting seat 205, and one end of the driving rod 201 is fixedly connected with the first belt pulley 202, so that the device has a stable structure and high transmission efficiency. .

Further, as shown in fig. 6, the measuring assembly 500 includes a distance meter 501 and a measuring rod 503 which can slide along the axial direction of the material, the distance meter 501 is connected to the measuring rod 503 in a sliding manner, the measuring rod 503 is fixedly connected to the first supporting seat 205 and is parallel to the axial direction of the material, and the measuring rod 503 is fixedly arranged, so that the distance meter 501 can smoothly slide on the measuring rod 503, errors caused by the fluctuation of the distance meter 501 are avoided, and the accuracy of the measurement of the straightness of the shaft is greatly improved.

Further, referring to fig. 6, a handle 502 is disposed at an upper portion of the distance measuring device 501 to facilitate manual movement of the distance measuring device 501.

Further, referring to fig. 4, the driving assembly 300 includes a motor 301, and an output end of the motor 301 is provided with a first gear 302, so that the power is stable and the transmission effect is good.

Further, referring to fig. 7, the control assembly 600 is connected to the upper surface of the base 100, and the control assembly 600 includes a forward rotation button 601 for controlling the motor 301 to rotate forward, a reverse rotation button 602 for controlling the motor 301 to rotate backward, and a stop button 603 for controlling the motor 301 to stop rotating, so that the operation is simple.

Further, referring to fig. 5, the transmission assembly 400 includes a transmission shaft 401, a second gear 403 fixedly sleeved on the transmission shaft 401, and a second support seat 404 for supporting the transmission shaft 401, wherein a second pulley 402 is disposed at one end of the transmission shaft 401, so that the transmission effect is good.

Further, as shown in fig. 4 to 5, the first gear 302 and the second gear 403 are in meshed transmission, and the second pulley 402 and the first pulley 202 are in belt transmission, so that the transmission effect is good.

Further, referring to fig. 2, the holding arms 204 are formed with contour grooves 206 on opposite sides of one end thereof remote from the guide rod 203.

When the device is used, a material is placed in the profile groove 206, the forward rotation button 601 is started, the driving assembly 300 drives the clamping assembly 200 to clamp the material, then the stop button 603 is pressed down to enable the material to stand on the clamping assembly 200, then the distance measuring instrument 501 is manually moved to measure the jumping difference of the same axis on the surface of the material, and data is recorded;

starting a reverse rotation button 602, driving the clamping assembly 200 to loosen the material by the driving assembly 300, then pressing a stop button 603, manually rotating the material by 30 degrees, starting a forward rotation button 601, driving the clamping assembly 200 to clamp the material by the driving assembly 300, then pressing the stop button 603, standing the material on the clamping assembly 200, then measuring the jumping difference of the same axis on the surface of the material by moving the distance measuring instrument 501, and recording data;

and then, measuring the rotation angles of the materials by 60 degrees, 90 degrees, 120 degrees, 150 degrees, 180 degrees, 210 degrees, 240 degrees, 270 degrees, 300 degrees and 330 degrees in sequence, and recording data.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. An engine transmission shaft detection device is characterized by comprising a base (100), two symmetrically arranged clamping assemblies (200) for clamping or loosening materials, a driving assembly (300) for driving the clamping assemblies (200) to move, two symmetrically arranged transmission assemblies (400) between the clamping assemblies (200) and the driving assembly (300) for transmitting power, a measuring assembly (500) for measuring a bounce difference of the surfaces of the materials at the same axis and a control assembly (600) for controlling the driving assembly (300);

two centre gripping subassembly (200) are including the symmetry set up and be used for pressing from both sides the centre gripping arm (204) of tight or unclamping the material, are used for the drive centre gripping arm (204) relative horizontal motion's actuating lever (201) and control guide bar (203) of centre gripping arm (204) direction of motion, guide bar (203) are located the top of actuating lever (201), actuating lever (201) surface symmetry is equipped with spiral bead (207), centre gripping arm (204) cup joint in actuating lever (201) with the guide bar.

2. The engine transmission shaft detection device according to claim 1, characterized in that the driving rod (201) and the guide rod (203) are both rotatably connected to a first support seat (205), and a first pulley (202) is fixedly connected to one end of the driving rod (201).

3. The engine drive shaft detection device according to claim 2, characterized in that the measuring assembly (500) comprises a distance meter (501) and a measuring rod (503) which can slide along the axial direction of the material, the distance meter (501) is connected with the measuring rod (503) in a sliding manner, and the measuring rod (503) is fixedly connected with the first supporting seat (205) and is parallel to the axial direction of the material.

4. The engine drive shaft detection device according to claim 3, characterized in that a handle (502) is provided at an upper portion of the distance meter (501).

5. The engine transmission shaft detection device according to claim 4, characterized in that the driving assembly (300) comprises a motor (301), and the output end of the motor (301) is provided with a first gear (302).

6. The engine drive shaft detection device according to claim 5, characterized in that the control assembly (600) is connected to the upper surface of the base (100), and the control assembly (600) comprises a forward rotation button (601) for controlling the motor (301) to rotate forward, a reverse rotation button (602) for controlling the motor (301) to rotate reversely, and a stop button (603) for controlling the motor (301) to stop rotating.

7. The engine transmission shaft detection device according to claim 6, wherein the transmission assembly (400) comprises a transmission shaft (401), a second gear (403) fixedly sleeved on the transmission shaft (401), and a second support seat (404) for supporting the transmission shaft (401), and one end of the transmission shaft (401) is provided with a second belt pulley (402).

8. The engine drive shaft detection device according to claim 7, wherein the first gear (302) is in meshed transmission with the second gear (403), and the second pulley (402) is in belt transmission with the first pulley (202).

9. The engine drive shaft detection device according to claim 1, characterized in that the clamping arms (204) are provided with profile grooves (206) on opposite sides of one end thereof away from the guide rod (203).