CN215064447U

CN215064447U - Twin gear tooth's socket centering gauge head device

Info

Publication number: CN215064447U
Application number: CN202120938066.0U
Authority: CN
Inventors: 闫鹏辉; 李腾; 赵浩浩; 陈新宇
Original assignee: Xian Fast Auto Drive Co Ltd
Current assignee: Xian Fast Auto Drive Co Ltd
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2021-12-07
Anticipated expiration: 2031-04-30

Abstract

The utility model discloses a duplex gear tooth groove centering measuring head device, which comprises a sensor support body and a positioning piece; a first mounting hole and a second mounting hole for mounting a sensor are formed in the sensor support body, and the vertical distance between the center of the first mounting hole and the center of the second mounting hole is equal to the distance between the centers of two gear tooth grooves of the duplicate gear to be measured; the sensor support body is provided with a boss and a connecting part for connecting the sensor support body with a machine tool; the positioning piece comprises a horizontal guide part and a reference surface positioning part, a first guide groove matched with the boss is arranged on the horizontal guide part, a contact surface used for being in contact with the reference surface of the duplicate gear to be tested is arranged on the reference surface positioning part, and a guide line and the contact surface of the first guide groove are parallel to the reference surface; the utility model discloses a two graduation detection sensor can be installed simultaneously to centering gauge head device to come control measuring distance D1's precision through the setting element, can realize once detecting and accomplish the tooth's socket centering, shorten check-out time, improve production efficiency.

Description

Twin gear tooth's socket centering gauge head device

Technical Field

The utility model belongs to the technical field of the utensil is assisted with detecting, concretely relates to duplicate gear tooth's socket centering gauge head device.

Background

In the machining of the duplicate gear, a reference gear (the gear 1 in fig. 1) is normally machined to the required precision and size, then the marked tooth socket central line of the reference gear is taken as the reference, and the measuring position of the tooth socket center of the gear 1 is obtained at a position D1 away from a reference plane B; and then measuring the position deviation of the marked tooth space central line of the gear to be processed (the gear 2 in figure 1), acquiring the measured position of the tooth space center of the gear 2 at a position D2 away from the tooth space center of the gear 1, and compensating in equipment according to the deviation value and the deviation direction to realize the centering requirement. The scheme adopted at present is that a sensor measuring head is used for measuring the tooth space central position of the gear 1, then the axial movement distance D2 is used for measuring the tooth space central position of the gear 2, and finally, a deviation value and a deviation direction are calculated for carrying out reverse compensation. The measuring head of the sensor needs to measure twice, the centering time is long, and the efficiency is low.

Disclosure of Invention

For solving exist not enough among the prior art, the utility model provides a duplicate gear tooth's socket centering gauge head device can realize that the clamping is accomplished and is controlled flank of tooth roughness measurement, has solved the problem that current centering measuring time is long, inefficiency.

In order to solve the technical problem, the utility model discloses a following technical scheme realizes:

a dual gear tooth groove centering measuring head device comprises a sensor support body and a positioning piece; the sensor support body is provided with a first mounting hole and a second mounting hole for mounting a sensor, the axis of the first mounting hole and the axis of the second mounting hole are parallel in the horizontal direction and collinear in the vertical direction, and the vertical distance between the center of the first mounting hole and the center of the second mounting hole is equal to the distance between the centers of two gear tooth grooves of the duplicate gear to be measured; the sensor support body is provided with a boss and a connecting part for connecting with a machine tool; the positioning piece comprises a horizontal guide part and a reference surface positioning part, a first guide groove matched with the boss is arranged on the horizontal guide part, a contact surface used for being in contact with the reference surface of the duplicate gear to be detected is arranged on the reference surface positioning part, and a guide line and the contact surface of the first guide groove are parallel to the reference surface; and the vertical distance between the contact surface and the center of the first mounting hole is equal to the distance between the reference surface and the measuring position of the tooth socket center of the reference gear.

Optionally, the positioning element includes a vertical plate and two horizontal plates connected to two ends of the vertical plate, one of the horizontal plates is provided with the first guide groove, and the other horizontal plate forms the datum plane positioning portion.

Furthermore, the horizontal guide part and the boss are locked through a locking part.

Furthermore, a first gap penetrating from the first mounting hole to the outside and a second gap penetrating from the second mounting hole to the outside are arranged on the sensor support body, and compression screws are arranged at the first gap and the second gap of the sensor support body.

Furthermore, the device also comprises a vertical supporting plate, wherein a second guide groove, a threaded hole used for being connected with a machine tool and a second threaded hole used for being connected with a screw are formed in the vertical supporting plate, a guide rail extending along the vertical direction is arranged on the sensor supporting body, and the guide rail is matched with the second guide groove; the sensor supporting body is connected with the vertical supporting plate through a screw.

Compared with the prior art, the beneficial effects of the utility model are that:

the centering measuring head device of the utility model can simultaneously install two indexing detection sensors, and controls the precision of the measuring distance D1 through the positioning piece, thus realizing once detection to finish tooth socket centering, shortening the detection time and improving the production efficiency; the utility model discloses a centering gauge head device simple structure, convenient to use.

Other advantages of the present invention are described in detail in the detailed description.

Drawings

Fig. 1 is a basic configuration diagram of a double gear.

Fig. 2 is a schematic structural diagram of a centering probe device according to an embodiment of the present invention.

Fig. 3 is a sectional view taken along line a-a of fig. 2.

Fig. 4 is a schematic structural view of a vertical support plate according to an embodiment of the present invention.

The various reference numbers in the figures illustrate: 1-a sensor support body, 2-a positioning piece, 3-a locking piece, 4-a supporting plate, 5-a duplicate gear to be detected and B-a reference surface;

11-a first mounting hole, 12-a second mounting hole, 13-a boss, 14-a screw, 15-a first gap, 16-a second gap, 17-a compression screw, 18-a guide rail;

21-horizontal guide part, 22-datum plane positioning part, 23-vertical plate;

211-a first guide slot; 221-contact surface;

41-second guide groove, 42-first threaded hole, 43-second threaded hole.

Detailed Description

Specific examples of the present invention are given below. It should be noted that, in the following description, unless explicitly stated or limited otherwise, terms such as "disposed" and "connected" are to be understood broadly, and may be, for example, fixedly connected, detachably connected, or integrated; either a direct connection or an indirect connection, and the like. The specific meaning of the above terms in the present technical solution can be understood by those of ordinary skill in the art according to specific situations.

In the present invention, unless otherwise specified, the terms of orientation such as "upper and lower" are generally defined with reference to the drawing plane of the corresponding drawing, and "inner and outer" are defined with reference to the outline of the corresponding drawing.

The various features described in the following embodiments may be combined in any suitable manner without departing from the spirit of the invention, and should be considered as disclosed in the invention.

The embodiment discloses a dual gear tooth space centering measuring head device, as shown in fig. 2, which includes a sensor support 1 and a positioning member 2, wherein the sensor support of the embodiment is a rectangular parallelepiped structure.

The sensor supporting body 1 is provided with a first mounting hole 11 and a second mounting hole 12 which are used for mounting an indexing detection sensor, the axis of the first mounting hole 11 and the axis of the second mounting hole 12 are parallel in the horizontal direction and collinear in the vertical direction, and the vertical distance between the center of the first mounting hole 11 and the center of the second mounting hole 12 is equal to the distance between the centers of two gear tooth grooves of a duplicate gear to be detected, namely D2 in FIG. 1. The sensor support body 1 is provided with a boss 13 and a connecting part for connecting with a machine tool, the connecting part is used for fixing with the machine tool, the connecting part of the embodiment is specifically a threaded hole and a screw 14 which are arranged on the sensor support body 1, and the screw 14 fixedly connects the sensor support body 1 with the machine tool.

The positioning member 2 includes a horizontal guiding portion 21 and a reference surface positioning portion 22, and a first guiding groove 211 matched with the boss 13 is provided on the horizontal guiding portion 21, and is used for the positioning member 2 to move back and forth along the first guiding groove 211. The reference surface positioning part 22 is provided with a contact surface 221 for contacting with a reference surface B of the duplicate gear to be measured, and both the guide line of the first guide groove 211 and the contact surface 221 are parallel to the reference surface B; and the vertical distance of contact surface 221 and first mounting hole 11 center equals the distance of datum plane B and benchmark gear tooth's socket center measurement position, D1 in FIG. 1, in the utility model discloses, D1 and D2 are the distance that is relevant with two gear tooth groove position degrees, have given when processing.

In this embodiment, the positioning member 2 comprises a vertical plate 23 and two horizontal plates connected to two ends of the vertical plate, and the positioning member 2 is integrally formed into a Z-shaped structural member. One of the horizontal plates is thicker and forms a horizontal guide part 21, and the horizontal plate is provided with a first guide groove 211; the other horizontal plate forms a reference surface positioning portion 22. Of course, the positioning member 2 may have other configurations, but it is necessary to ensure that the contact surface 221 contacting the reference surface B and the first guide groove 211 are along the horizontal direction.

In this embodiment, the first guide groove 211 may be disposed on the vertical surface or the horizontal surface of the sensor support 1.

Further, as shown in fig. 3, the horizontal guide portion 21 and the boss 13 are locked by the locking member 3, the locking member 3 is preferably a screw, a screw hole is processed on the boss 13 and the groove wall of the first guide groove 211, and the horizontal guide portion 21 and the boss 13 are fixed by the screw.

The first mounting hole 11 of this embodiment is a circular hole or a hole matching the outer contour of the sensor. In the present embodiment, it is preferable that the sensor support body 1 is provided with a first slit 15 penetrating from the first mounting hole 11 to the outside and a second slit 16 penetrating from the second mounting hole 12 to the outside, as shown in fig. 3. The first slit 15 and the second slit 16 of the present embodiment each penetrate in the horizontal direction, and the sensor support body 1 is provided with a compression screw 17 at the first slit 15 and the second slit 16. In order to facilitate the installation of the sensor, the sensor is in clearance fit with the first installation hole 11 and the second installation hole 12, so that a movable clearance exists between the sensor and the first installation hole 11/the second installation hole 12, therefore, in order to ensure that the sensor can be stably clamped in the first installation hole 11/the second installation hole 12, the gap is adjusted by setting the adjusting gap, and after the sensor is installed, the gap is closed by screwing the compression screw 17.

In order to adjust the vertical position of the sensor support body, a vertical support plate 4 is further provided in the present embodiment, and as shown in fig. 4, a second guide groove 41, a first threaded hole 42 for connecting with the machine tool, and a second threaded hole 43 for connecting with the screw 14 are provided on the vertical support plate 4. A guide rail 18 extending in the vertical direction is provided on the sensor support body 1, and as shown in fig. 3, the guide rail 18 is matched with the second guide groove 41, and the guide rail 18 can be inserted into the guide groove 41 and moved along the guide groove 41. The sensor support body 1 is connected with the vertical support plate 4 through a screw 14, when the position of the sensor support body 1 needs to be adjusted, the screw 14 is removed, and the screw 14 is locked after the sensor support body 1 moves up and down to a proper position along the second guide groove 41.

The specific method of use of the device of this example is given below:

step 1, horizontally adjusting the position of a positioning part 2 according to the outer diameter of a workpiece, and locking the positioning part 2 by rotating a locking part 3 after adjusting to a proper position;

step 2, connecting the sensor support body 1 with a vertical support plate 4 through a guide rail 18, moving the sensor support body 1 up and down, fixing the sensor support body 1 with the vertical support plate 4 through a locking screw 14 after the positioning piece 2 is attached to a reference surface B of the duplicate gear 5 to be detected, and connecting the vertical support plate 4 with a machine tool through a screw;

step 3, respectively installing the two indexing sensors in the first installation hole 11 and the second installation hole 12, and fixing the two indexing sensors through compression screws;

and 4, loosening the locking piece 3 to move the positioning plate backwards to be far away from the duplicate gear 5 to be detected, starting to rotate the duplicate gear 5 to be detected, and starting to measure by the indexing sensor to perform centering detection.

The scheme is verified on site, has stable centering position precision and simple and convenient operation, and is applied to the mass production and processing of parts of the same type at present.

Claims

1. A duplex gear tooth groove centering measuring head device is characterized by comprising a sensor support body (1) and a positioning piece (2);

a first mounting hole (11) and a second mounting hole (12) for mounting a sensor are formed in the sensor support body (1), the axis of the first mounting hole (11) and the axis of the second mounting hole (12) are parallel in the horizontal direction and collinear in the vertical direction, and the vertical distance between the center of the first mounting hole (11) and the center of the second mounting hole (12) is equal to the distance between the centers of two gear tooth grooves of the duplicate gear to be measured; the sensor support body (1) is provided with a boss (13) and a connecting part for connecting with a machine tool;

the positioning piece (2) comprises a horizontal guide part (21) and a reference surface positioning part (22), a first guide groove (211) matched with the boss (13) is formed in the horizontal guide part (21), a contact surface (221) used for being in contact with a reference surface (B) of the duplicate gear to be measured is formed in the reference surface positioning part (22), and a guide line and the contact surface (221) of the first guide groove (211) are parallel to the reference surface (B); and the vertical distance between the contact surface (221) and the center of the first mounting hole (11) is equal to the distance between the reference surface (B) and the measuring position of the tooth groove center of the reference gear.

2. The double gear tooth slot centering probe device according to claim 1, wherein the positioning member (2) comprises a vertical plate (23) and two horizontal plates connected to both ends of the vertical plate, wherein one of the horizontal plates is provided with the first guide groove (211), and the other horizontal plate forms the datum plane positioning portion (22).

3. A double gear tooth slot centering probe device according to claim 1, characterized in that the horizontal guide portion (21) is locked with the boss (13) by a locking member (3).

4. The double gear tooth slot centering probe device according to claim 1, wherein the sensor support body (1) is provided with a first slit (15) penetrating from the first mounting hole (11) to the outside and a second slit (16) penetrating from the second mounting hole (12) to the outside, and compression screws (17) are provided at the first slit (15) and the second slit (16) of the sensor support body (1).

5. The double-pinion tooth slot centering probe device according to claim 1, characterized by further comprising a vertical support plate (4), wherein the vertical support plate (4) is provided with a second guide groove (41), a threaded hole (42) for connecting with a machine tool and a second threaded hole (43) for connecting a screw (14), the sensor support body (1) is provided with a guide rail (18) extending in a vertical direction, and the guide rail (18) is matched with the second guide groove (41); the sensor support body (1) is connected with the vertical support plate (4) through a screw (14).