CN213021490U

CN213021490U - Automobile part identification device

Info

Publication number: CN213021490U
Application number: CN202021583269.4U
Authority: CN
Inventors: 王慧; 余剑; 王保国; 王宇翾; 雍佳
Original assignee: Liuzhou Vocational and Technical College
Current assignee: Liuzhou Vocational and Technical College
Priority date: 2020-08-03
Filing date: 2020-08-03
Publication date: 2021-04-20
Anticipated expiration: 2030-08-03

Abstract

The utility model relates to an axis body detection area specifically discloses an automobile parts's recognition device, including frame, headstock, tailstock, measuring apparatu, host computer and driver part. The measuring instrument can move below the shaft body, and in the use process, the measuring instrument can move to any position to measure the radial runout of the shaft body, and can also lock the shaft body and then move along the axial direction of the shaft body to measure the bus of the shaft body, so that the size of the shaft body can be continuously and comprehensively identified. And pressure sensor conveniently transmits data to the host computer, and in the use, the host computer can read the storage data high-efficiently, then the size that calibration and conversion pressure sensor correspond to and generate the chart, and the use range is nimble, shows reduction artifical intensity of labour.

Description

Automobile part identification device

Technical Field

The utility model belongs to axis body detection area, in particular to automobile parts's recognition device.

Background

Automobile parts often contain various shafts, the actual size of the shafts needs to be identified again after the processing is finished, for example, a device for identifying radial run-out, such as surface scratch and radial run-out, is a radial run-out measuring device, a pointer of the measuring device is abutted against the shafts, then the shafts rotate or the measuring device moves, and if the pointer of the measuring device deflects, a pointer dial plate or a digital display screen of the measuring device fluctuates, so that the size change is reflected.

In the prior art, the measuring instrument is designed in an integrated manner, the measuring instrument can only be fixed at a certain position on the support during measurement, the purpose of continuous measurement cannot be realized, data is not conveniently transmitted to a computer, and the measuring effect still has an improved space.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automobile parts's recognition device realizes the all-round continuous measurement of axis body to and conveniently collect measured data.

In order to achieve the above object, the utility model provides an automobile parts's recognition device, include: the device comprises a frame serving as a bearing body, wherein a groove and a plurality of groove positions are formed in the upper side of the frame; the head frame is arranged on the frame and used for clamping the head of the shaft body; the tail frame is arranged on the rack, is positioned in the direction opposite to the head frame and is used for clamping the tail part of the shaft body; the measuring instrument comprises a base, a transition frame and a measuring head, wherein the base is installed in a groove of a rack, the base slides in the groove while the sliding direction of the base is parallel to a shaft body, the transition frame is installed on the base, a spring is arranged between the base and the transition frame to enable the transition frame to have a tendency of approaching to the shaft body in a natural state, the measuring head is installed on the transition frame and used for contacting the shaft body, and a pressure sensor is arranged between the measuring head and the transition frame; and the upper computer is arranged on the rack, and a lead of the upper computer is connected to the pressure sensor.

As an improvement of the scheme, the upper end of the measuring head is provided with a roller, the measuring head clamps the roller through a U-shaped structure of the measuring head, and the axis of the roller is perpendicular to or parallel to the shaft body.

As an improvement of the scheme, the base is detachably connected with the transition frame.

As an improvement of the scheme, the center of the base is provided with a slotted hole with a polygonal cross section, the lower end of the transition frame is a polygonal prism which corresponds to and can be inserted into the slotted hole, and the spring is arranged in the slotted hole.

As an improvement of the scheme, the rack is provided with a driving part, and the driving part is connected with the base through a screw rod transmission mechanism so as to drive the base to slide.

As an improvement of the scheme, the screw rod transmission mechanism comprises a threaded hole arranged on the base and a screw rod penetrating through the threaded hole.

As an improvement of the scheme, the driving part further comprises a motor, the motor is connected with an upper computer to transmit data, and is connected with a screw rod to transmit motion.

As an improvement of the scheme, the headstock is a three-jaw chuck, and the tailstock is a tip cone.

The utility model discloses following beneficial effect has: the measuring instrument can move below the shaft body, and in the use process, the measuring instrument can move to any position to measure the radial runout of the shaft body, and can also lock the shaft body and then move along the axial direction of the shaft body to measure the bus of the shaft body, so that the size of the shaft body can be continuously and comprehensively identified. And pressure sensor conveniently transmits data to the host computer, and in the use, the host computer can read the storage data high-efficiently, then the size that calibration and conversion pressure sensor correspond to and generate the chart, and the use range is nimble, shows reduction artifical intensity of labour.

Drawings

FIG. 1 is a perspective view of an identification appliance according to one embodiment;

FIG. 2 is a cross-sectional view of a meter under one embodiment.

Description of reference numerals: 10. a frame; 20. a head frame; 30. a tailstock; 40 a measuring instrument; 41. a base; 42. a transition frame; 43. a measuring head; 44. a roller; 50. a spring; 60. a pressure sensor.

Detailed Description

The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited by the following detailed description.

Referring to fig. 1 and 2, the utility model discloses an automobile parts's recognition device, the detection of mainly used axis body. The identification device comprises a frame 10, a head frame 20, a tail frame 30, a measuring instrument 40, an upper computer and a driving part.

The frame 10 is used as a supporting body, a groove and a plurality of slots are arranged on the upper side of the frame 10, and then various parts are installed based on the groove and the slots. The headstock 20 is mounted on the frame 10 and used for clamping the head of the shaft body; a tail stock 30 is also mounted to the frame 10 for holding the tail of the axle. In one embodiment, the headstock 20 is stationary while the tailstock 30 is suitably movable, thus accomplishing the clamping of the shaft; in another embodiment, the headstock 20 and the tailstock 30 are both fixed, in which case the headstock 20 is a three-jaw chuck, and the tailstock 30 has a tip cone that abuts against a processing hole of a shaft, and the shaft is clamped after passing through the middle of the headstock 20; of course, the configurations of the headstock 20 and tailstock 30 described above may be used in a hybrid combination.

The measuring instrument 40 comprises a base 41, a transition frame 42 and a measuring head 43, wherein the base 41 is installed in a groove of the rack 10, the base 41 slides in the groove, the sliding direction of the base 41 is parallel to the axis body, the transition frame 42 is installed on the base 41, a spring 50 is arranged between the base 41 and the transition frame 42 to enable the transition frame 42 to have a tendency of approaching to the axis body in a natural state, the measuring head 43 is installed on the transition frame 42, the measuring head 43 is used for contacting the axis body, a pressure sensor 60 is arranged between the measuring head 43 and the transition frame 42, and when radial runout occurs, the pressure sensor 60 is pressed to naturally reflect pressure parameters. The upper computer is arranged on the frame 10, and a lead of the upper computer is connected to the pressure sensor 60; since the pressure sensor 60 moves left and right in the rack 10, the upper computer is preferably installed in the middle of the rack 10, reducing the length of the lead wires, and the lead wires also adopt a spiral line to provide a sufficient extension space.

In the present embodiment, in order to stably house the spring 50 in the base 41, a circular truncated cone is provided at the center of the base 41, and the lower end of the spring 50 surrounds the periphery of the circular truncated cone, and at this time, the outer side of the circular truncated cone and the inner side of the base 41 commonly sandwich the lower end of the spring 50.

In this embodiment, the upper end of the measuring head 43 is provided with a roller 44, the measuring head 43 clamps the roller 44 through a U-shaped structure thereof, and the axis of the roller 44 is perpendicular to or parallel to the shaft body. Two types of probes 43 are visible in figure 1, but one may be selected for use. When the roller 44 with the axis vertical to or perpendicular to the axis body is selected, the roller is mainly used for identifying radial run-out, the upper computer records the corner angle phi and the radial run-out amplitude Z of different positions X, X is taken at intervals, and phi and Z form a group of mappings; when the electing axis is parallel to the axis body, the electing axis is mainly used for identifying a bus, the turning angle phi is taken as an interval value, and X and Z form a group of mapping. The roller 44 is designed to significantly reduce friction between the probe 43 and the shaft. In other embodiments, the measuring head 43 may also be a rod with a ball at the end.

In this embodiment, the base 41 and the transition frame 42 are detachably connected, that is, different probes 43 can be conveniently replaced for different test items, so that the efficiency is improved. In other embodiments, the base 41 may be fixedly connected to the measuring head 43, and two different measuring instruments 40 are temporarily placed on the frame 10 for alternate use (one of the measuring instruments 40 may be placed outside the shaft, such as at the end of the groove, when not in use).

Based on the detachable installation, the base 41 is provided with a slot with a polygonal cross section at the center, the lower end of the transition frame 42 is a polygonal prism (the oval shape can also limit the freedom degree of the transition frame 42 in the circumferential direction) which corresponds to and can be inserted into the slot, and the spring 50 is arranged in the slot. The polygonal structures are in clearance fit, the degree of freedom of the transition frame 42 can be stably limited, at the moment, the transition frame 42 can only move up and down, after the shaft body is arranged above the measuring head 43, the shaft body can properly press down the transition frame 42, and at the moment, the pressure sensor 60 also starts to react with the pressure; at this time, the upper computer sets a zero parameter to prepare for testing.

In this embodiment, the frame 10 is provided with a driving component, and the driving component is connected to the base 41 through a screw transmission mechanism, so as to drive the base 41 to slide. The screw rod transmission mechanism comprises a threaded hole arranged on the base 41 and a screw rod penetrating through the threaded hole; the driving part adopts a motor, and the motor is connected with an upper computer to transmit data and is connected with a screw rod to transmit motion. In fig. 1 it can be seen that the right end of the frame 10 is provided with a hand wheel, illustrating that the left and right movement of the measuring instrument 40 can be adjusted manually; when the automatic adjustment is carried out, the motor can be directly connected with the screw rod and also can be directly connected with the hand wheel.

The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.

Claims

1. An identification device for an automobile part, characterized by comprising:

the device comprises a frame serving as a bearing body, wherein a groove and a plurality of groove positions are formed in the upper side of the frame;

the head frame is arranged on the frame and used for clamping the head of the shaft body;

the tail frame is arranged on the rack, is positioned in the direction opposite to the head frame and is used for clamping the tail part of the shaft body;

the measuring instrument comprises a base, a transition frame and a measuring head, wherein the base is installed in a groove of a rack, the base slides in the groove while the sliding direction of the base is parallel to a shaft body, the transition frame is installed on the base, a spring is arranged between the base and the transition frame to enable the transition frame to have a tendency of approaching to the shaft body in a natural state, the measuring head is installed on the transition frame and used for contacting the shaft body, and a pressure sensor is arranged between the measuring head and the transition frame;

and the upper computer is arranged on the rack, and a lead of the upper computer is connected to the pressure sensor.

2. The automobile part identifying device according to claim 1, wherein: the upper end of the measuring head is provided with a roller, the measuring head clamps the roller through a U-shaped structure of the measuring head, and the axis of the roller is perpendicular to or parallel to the axis body.

3. The automobile part identifying device according to claim 2, wherein: the base with for dismantling the connection between the transition frame.

4. The automobile part identifying device according to claim 3, wherein: the center of the base is provided with a slotted hole with a polygonal cross section, the lower end of the transition frame is a polygonal prism which corresponds to and can be inserted into the slotted hole, and the spring is arranged in the slotted hole.

5. The automobile part identifying device according to claim 1, wherein: the rack is provided with a driving part, and the driving part is connected with the base through a screw rod transmission mechanism so as to drive the base to slide.

6. The automobile part identifying device according to claim 5, wherein: the screw rod transmission mechanism comprises a threaded hole formed in the base and a screw rod penetrating through the threaded hole.

7. The automobile part identifying device according to claim 6, wherein: the driving part also comprises a motor, and the motor is connected with an upper computer to transmit data and connected with a screw rod to transmit motion.

8. The automobile part identification device according to any one of claims 1 to 7, wherein: the headstock is a three-jaw chuck, and the tailstock is a tip cone.