CN218847130U

CN218847130U - Half shaft length digital display checking fixture

Info

Publication number: CN218847130U
Application number: CN202223198403.0U
Authority: CN
Inventors: 夏民木; 崔晓庆; 王先荣
Original assignee: GSP AUTOMOTIVE GROUP WENZHOU CO Ltd
Current assignee: GSP AUTOMOTIVE GROUP WENZHOU CO Ltd
Priority date: 2022-12-01
Filing date: 2022-12-01
Publication date: 2023-04-11
Anticipated expiration: 2032-12-01

Abstract

A half-shaft length digital display gauge. The problem that the existing digital display checking fixture for the length of the semi-axis is low in measurement accuracy is mainly solved. The method is characterized in that: the base is provided with a supporting mechanism (4) for supporting a half shaft (9); the grating ruler component (2) comprises a fixed seat (21), a sliding rail (22), a sliding seat (23) and a display screen (24), wherein the sliding seat is in sliding fit with the sliding rail, the sliding seat comprises the fixed seat (21), the distance between the sliding seat and the fixed seat is adjustable, and the display screen is used for displaying measured data; the opposite surfaces of the fixed seat and the sliding seat are used for being in contact with the end faces of the two sides of the half shaft, and a top (3) which is arranged in a telescopic mode and used for being matched with the axle center of the half shaft is arranged on the opposite surfaces of the fixed seat and the sliding seat. The utility model provides an utensil is examined to semi-axis length digital display measures through grating chi subassembly, and the precision is high, and can directly read data on the display screen.

Description

Half shaft length digital display checking fixture

Technical Field

The utility model relates to an automobile parts field, concretely relates to utensil is examined to semi-axis length digital display.

Background

The automobile transmission shaft can transmit power between two shafts with different shaft centers and even between two shafts with constantly changing relative positions in the working process, and movable or rotatable round object fittings which are connected or assembled with various fittings are generally made of light alloy steel pipes with good torsion resistance. The precision requirement of a transmission shaft is high, and the precision of the transmission shaft as an inner middle half shaft of the transmission shaft is also high. The traditional manufacturer usually adopts a vernier caliper to measure when measuring the middle half shaft, so that the measuring efficiency is low, the labor intensity of workers is high, and the workers are easy to read inaccurately due to the measurement of high intensity and large workload.

Chinese patent publication No. CN203501945U discloses a transmission shaft length measuring tool, which adopts a mechanical caliper with low measuring accuracy, and has no alignment mechanism, and the measuring error is large.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of background art, the utility model provides a semi-axis length digital display examines utensil mainly solves the not high problem of measurement accuracy of present semi-axis length digital display examines utensil.

The utility model adopts the technical proposal that:

a half shaft length digital display detection tool comprises a base, wherein the base is provided with a detection part

The supporting mechanism is used for supporting the half shaft;

the grating ruler component comprises a fixed seat, a slide rail, a slide seat and a display screen, wherein the slide seat is in sliding fit with the slide rail, the slide seat comprises the fixed seat, the distance between the slide seat and the fixed seat is adjustable, and the display screen is used for displaying measurement data; the opposite surfaces of the fixed seat and the sliding seat are used for being in contact with the end faces of the two sides of the half shaft, and the opposite surfaces of the fixed seat and the sliding seat are provided with tips which are arranged in a telescopic mode and used for being matched with the axle center of the half shaft.

The supporting mechanism comprises at least two sub-sliding seats arranged on the sliding rail, and the upper end faces of the sub-sliding seats are provided with mounting grooves used for placing the half shafts.

The sub-sliding seat comprises a seat body, a support is arranged on the seat body, a supporting frame with adjustable height is arranged on the support, and the mounting groove is formed in the supporting frame.

The support frame comprises a support rod, an adjusting nut is arranged on the support rod, and the support rod is partially arranged in the support frame.

The elastic part is arranged in the sliding seat, the tip part is arranged in the sliding seat and is in contact with the elastic part, and the tip comprises a first position extending out of the sliding seat under the action of the elastic part and a second position which is not projected out of the lateral end face of the sliding seat after being stressed.

The grating ruler component is characterized in that a side wall is arranged on the base, the grating ruler component further comprises an induction head, the induction head is installed on the side wall, and an induction piece is arranged on the sliding seat and opposite to the induction head.

And the base is also provided with a power source for driving the sliding seat to slide.

The power source is a cylinder.

The utility model has the advantages that: the utility model provides an utensil is examined to semi-axis length digital display measures through grating chi subassembly, and the precision is high, and can directly read data on the display screen.

Drawings

Fig. 1 is a perspective view of an embodiment of the present invention.

Fig. 2 is a schematic side view of an embodiment of the present invention.

Fig. 3 is an enlarged schematic view of a point a in fig. 2.

Fig. 4 is a schematic diagram of a partial explosion according to an embodiment of the present invention.

Fig. 5 is a partial perspective view of an embodiment of the present invention.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings: as shown in the figure, the half-shaft length digital display gauge comprises a base 1, wherein a supporting mechanism 4 is arranged on the base and used for supporting a half shaft 9; the grating ruler component 2 comprises a fixed seat 21, a slide rail 22, a slide seat 23 and a display screen 24, wherein the slide seat is in sliding fit with the slide rail, the slide seat comprises the fixed seat 21, the distance between the slide seat and the fixed seat is adjustable, and the display screen is used for displaying measurement data; the opposite surfaces of the fixed seat and the sliding seat are used for being in contact with the end faces of two sides of the half shaft, and a top 3 which is arranged in a telescopic mode and used for being matched with the axle center of the half shaft is arranged on the opposite surfaces of the fixed seat and the sliding seat. When the grating ruler measuring instrument is used, the half shaft is firstly placed on the manufacturing mechanism, then the tops on two sides are aligned to the two ends of the axis of the half shaft (the axis is provided with the sinking groove 91), then the sliding seat is driven to move through the power source, the top center shrinks, the opposite surfaces of the fixed seat and the sliding seat are used for being in contact with the end faces on two sides of the half shaft, and data obtained by measurement can be directly read from the display.

In the present embodiment, as shown in the figure, the supporting mechanism includes at least two sub-sliding seats 42 disposed on the sliding rail, and the upper end surfaces of the sub-sliding seats are provided with mounting grooves 421 for placing the half shafts. Can slide to fit half shafts with different lengths.

In this embodiment, as shown in the figure, the sub-sliding seat includes a seat body 420, a support 422 is disposed on the seat body, a support frame 423 with adjustable height is disposed on the support frame, and the mounting groove is disposed on the support frame. The center can be conveniently adjusted.

In this embodiment, as shown, the support frame includes a rod 4231, on which an adjusting nut 4222 is provided, and the rod is partially disposed in the support frame. The nut is rotated to adjust the length of the support rod extending out of the support, so that the adjustment is facilitated.

In this embodiment, as shown in the figure, the sliding seat is provided with an elastic member 231 therein, the tip portion is partially arranged in the sliding seat and is in contact with the elastic member, and the tip includes a first position extending out of the sliding seat under the action of the elastic member and a second position not protruding out of the lateral end face of the sliding seat after being stressed. At ordinary times, the elastic part extends out through the action part of the elastic part, can be a spring and the like, and retracts after being stressed.

In this embodiment, as shown in the figure, the base is provided with a sidewall 41, the grating scale assembly further includes an inductive head 424, the inductive head is installed on the sidewall, and the sliding base is provided with an inductive part 43 opposite to the inductive head.

In this embodiment, as shown in the figure, a power source 5 for driving the sliding base to slide is further disposed on the base. The power source can be used for driving the sliding seat to move for the cylinder, and automatic measurement can be realized.

In the present embodiment, as shown, the power source is a cylinder.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The embodiments described with reference to the figures are exemplary intended for the purpose of illustrating the invention and are not to be construed as limiting the invention. The examples should not be construed as limiting the present invention, but any modifications made based on the spirit of the present invention should be within the scope of the present invention.

Claims

1. The utility model provides a half axle length digital display examines utensil, includes base (1), its characterized in that: the base is provided with

A support mechanism (4) for supporting the half shaft (9);

the grating ruler component (2) comprises a fixed seat (21), a sliding rail (22), a sliding seat (23) and a display screen (24), wherein the sliding seat is in sliding fit with the sliding rail, the sliding seat comprises the fixed seat (21), the distance between the sliding seat and the fixed seat is adjustable, and the display screen is used for displaying measured data; the opposite surfaces of the fixed seat and the sliding seat are used for being in contact with the end faces of the two sides of the half shaft, and a top (3) which is arranged in a telescopic mode and used for being matched with the axle center of the half shaft is arranged on the opposite surfaces of the fixed seat and the sliding seat.

2. The half-axis length digital display gauge according to claim 1, wherein: the supporting mechanism comprises at least two sub sliding seats (42) arranged on the sliding rail, and the upper end faces of the sub sliding seats are provided with mounting grooves (421) used for placing the half shafts.

3. The half-axis length digital display gauge according to claim 2, wherein: the sub-sliding seat comprises a seat body (420), a support (422) is arranged on the seat body, a supporting frame (423) with adjustable height is arranged on the support, and the mounting groove is formed in the supporting frame.

4. The half-axis length digital display gauge according to claim 3, wherein: the support frame comprises a support rod (4231), an adjusting nut (4222) is arranged on the support rod, and the support rod is partially arranged in the support frame.

5. The tool for detecting the length of the half shaft according to claim 4, wherein: an elastic part (231) is arranged in the sliding seat, the tip part is arranged in the sliding seat and is in contact with the elastic part, and the tip comprises a first position and a second position, wherein the first position extends out of the sliding seat under the action of the elastic part, and the second position does not protrude out of the lateral end face of the sliding seat after being stressed.

6. The half-axis length digital display gauge of claim 5, wherein: be equipped with lateral wall (41) on the base, grating chi subassembly still includes inductive head (424), the inductive head install in on the lateral wall, be equipped with on the slide with inductive head relative response piece (43) that set up.

7. The half-axis length digital display gauge of claim 6, wherein: and the base is also provided with a power source (5) for driving the sliding seat to slide.

8. The tool for displaying the length of the half shaft according to claim 7, wherein: the power source is a cylinder.