CN219869422U

CN219869422U - Rear pipe toothed plate tooth height detection gauge

Info

Publication number: CN219869422U
Application number: CN202320820368.7U
Authority: CN
Inventors: 王锡杰; 全松江; 柳春芳; 孙绍强
Original assignee: Adient Langfang Seating Co ltd
Current assignee: Adient Langfang Seating Co ltd
Priority date: 2023-04-13
Filing date: 2023-04-13
Publication date: 2023-10-20
Anticipated expiration: 2033-04-13

Abstract

The utility model discloses a rear tube toothed plate tooth height detection gauge, which comprises: the device comprises a seat board, a compression structure, a bracket, a movable rod, an elastic piece, a shaft pin and a dial indicator; the support and the structure that compresses tightly set up on the bedplate, the movable rod activity wears to locate the support, and the elastic component cover is located on the movable rod, and the pivot sets up in the one end of movable rod towards the structure that compresses tightly, and the amesdial sets up on the support, and the contact of amesdial contacts and pivot contact, and tubular part compresses tightly through the structure that compresses tightly, and the pivot can penetrate the target internal tooth on the pinion rack and with target internal tooth looks chucking. The rear pipe toothed plate tooth height detection gauge can indirectly obtain the deviation condition of the first inner hole and the center of the pipe-shaped piece.

Description

Rear pipe toothed plate tooth height detection gauge

Technical Field

The utility model relates to the technical field of detection tools, in particular to a rear tube toothed plate tooth height detection tool.

Background

As shown in fig. 1 and 2, the rear pipe rack 100 includes a pipe-shaped member 101 and a rack 102 sleeved on the pipe-shaped member 101, where the rack 102 is in a non-standard ring shape and has two inner holes, namely a first inner hole 103 and a second inner hole 104, the first inner hole 103 is sleeved on the pipe-shaped member 101, the second inner hole 104 is provided with inner teeth 105, during welding, the first inner hole 103 needs to coincide with the center of the pipe-shaped member 101, and during actual welding, the first inner hole 103 has a deviation from the center of the pipe-shaped member 101, so that it is necessary to detect the welded rear pipe rack, and therefore it is necessary to design a detection tool capable of detecting the rear pipe rack 100.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model aims to provide a rear tube toothed plate tooth height detection gauge.

The specific technical scheme is as follows:

the utility model provides a utensil is examined in back pipe pinion rack tooth height detection, back pipe pinion rack includes tubular part and cover establish pinion rack on the tubular part, the pinion rack has the second hole, the second hole is provided with the internal tooth, mainly includes: .

The rear tube toothed plate tooth height detection gauge also has the characteristics of a seat plate, a compression structure, a bracket, a movable rod, an elastic piece, a shaft pin and a dial indicator;

the support with the structure sets up compresses tightly is in on the bedplate, the movable rod activity wears to locate the support, the elastic component cover is located on the movable rod, the pivot set up in the movable rod orientation compress tightly the one end of structure, the amesdial set up in on the support, the contact of amesdial with the pivot contacts, tubular part passes through compress tightly the structure, the pivot can penetrate target internal tooth on the pinion rack and with target internal tooth looks chucking.

Among the aforesaid back pipe pinion rack tooth height detection examines utensil, still have such characteristic, the structure that compresses tightly includes first V type groove, first pressure head, second V type groove and second pressure head, first V type groove with first pressure head cooperatees and sets up and be used for compressing tightly the one end of tubular part, the second V type groove with the second pressure head cooperatees and sets up and be used for compressing tightly the other end of tubular part, the pivot set up in near the second V type groove.

In the rear pipe toothed plate tooth height detection gauge, the second pressure head further comprises a second upright post, a second base, a second quick clamp and a strip-shaped plate, wherein the second quick clamp is arranged on the second upright post, the strip-shaped plate is movably arranged on the second base, the strip-shaped plate points to the second V-shaped groove, and the second quick clamp points to the strip-shaped plate and can act on the strip-shaped plate to compress the tubular part on the second V-shaped groove.

In the above-mentioned rear tube toothed plate tooth height detection gauge, the second base is provided with a transverse plate, and the bar plate is arranged on the transverse plate.

In the rear pipe toothed plate tooth height detection gauge, the rear pipe toothed plate tooth height detection gauge further has the characteristics that the first pressure head comprises a first upright post and a first quick clamp, the first quick clamp is arranged on the first upright post, and the first quick clamp points to the first V-shaped groove.

In the rear pipe toothed plate tooth height detection gauge, the rear pipe toothed plate tooth height detection gauge is characterized in that a limiting shaft is arranged at one end of the moving rod, which is away from the second V-shaped groove, and a limiting groove is formed in the support, and the limiting shaft is matched with the limiting groove.

In the above-mentioned rear tube toothed plate tooth height detection gauge, the moving rod is provided with a first flange at one end close to the second V-shaped groove, and the elastic element is arranged between the first flange and the shaft pin.

In the rear pipe toothed plate tooth height detection gauge, the rear pipe toothed plate tooth height detection gauge is characterized in that one end of the moving rod, which is away from the second V-shaped groove, is provided with a second flange and a head with the diameter larger than that of the moving rod, and an elastic piece is arranged between the second flange and the head.

In the rear tube toothed plate tooth height detection gauge, the characteristic is that at least one dial indicator zeroing table is arranged on the seat plate and used for zeroing the dial indicator.

The technical scheme has the positive effects that:

according to the rear pipe toothed plate tooth height detection gauge provided by the utility model, the rear pipe toothed plate is placed into the compression structure, the movable rod is pressed down to drive the shaft pin to be pressed down, then the pipe-shaped part is transversely moved to enable the shaft pin to be inserted into the target internal tooth of the pipe-shaped part, the shaft pin is moved upwards under the pressure of the elastic part to be clamped with the target internal tooth, the first pressure head and the second pressure head are respectively compressed, then the dial gauge contact can measure the tooth height of the target internal tooth, the measured tooth height can be compared with the theoretical value, and then judgment can be carried out, so that the center deviation condition of the first inner hole and the pipe-shaped part can be indirectly obtained.

Drawings

FIG. 1 is a schematic perspective view of a rear tube rack according to the present utility model;

FIG. 2 is a schematic elevational view of the rear tube rack of the present utility model;

FIG. 3 is a schematic diagram of the structure of the rear tube rack tooth height detection gauge provided by the utility model;

FIG. 4 is a schematic structural view of the detection tool provided by the utility model and provided with a rear tube toothed plate;

FIG. 5 is a schematic diagram illustrating another direction structure of the detecting tool according to the present utility model;

fig. 6 is a schematic diagram of a part of the structure of the detection tool provided by the utility model.

In the accompanying drawings: 100. a rear tube toothed plate; 101. a tubular member; 102. a toothed plate; 103. a first bore; 104. a second bore; 105. internal teeth; 200. detecting and checking the tooth height of the rear tube toothed plate; 210. a seat plate; 220. a compacting structure; 221. a first V-groove; 222. a second V-groove; 223. a first ram; 2231. a first upright; 2232. a first quick clamp; 224. a second ram; 2241. a second upright; 2242. a second base; 2243. a second quick clamp; 2244. a strip-shaped plate; 2245. a transverse plate; 230. a bracket; 231. a limit groove; 240. a moving rod; 241. a first flange; 242. a second flange; 250. an elastic member; 260. a shaft pin; 270. a dial gauge; 271. a contact; 280. a limiting shaft; 290. a dial indicator return-to-zero table; a. target internal teeth; b. a handle.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that, if terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are used, the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, only for convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the indicated apparatus or element must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like, as used herein, are used for descriptive purposes only and are not to be construed as indicating or implying any relative importance.

In the description of the present utility model, it should be noted that unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Since the second inner hole 104 of the rear tube rack 100 is an irregular circular hole, the height of each inner tooth 105 is different (tooth height), and several inner teeth 105 can be selected for measurement to evaluate whether the center contact ratio between the first inner hole 103 and the tubular member 101 meets the standard, and therefore the present utility model provides a rear tube rack tooth height detection tool 200, please refer to fig. 3 to 6, which illustrates a preferred embodiment of the rear tube rack tooth height detection tool 200 includes: the base plate 210, the pressing structure 220, the bracket 230, the moving rod 240, the elastic piece 250, the shaft pin 260 and the dial indicator 270;

the support 230 and the pressing structure 220 are arranged on the seat plate 210, the moving rod 240 movably penetrates through the support 230, the elastic piece 250 is sleeved on the moving rod 240, the shaft pin 260 is arranged at one end of the moving rod 240 facing the pressing structure 220, the dial indicator 270 is arranged on the support 230, the contact 271 of the dial indicator 270 is contacted with the shaft pin 260, the tubular piece 101 is pressed by the pressing structure 220, and the shaft pin 260 can penetrate into the target internal tooth a on the toothed plate 102 and be clamped with the target internal tooth a.

Specifically, the pressing structure 220 includes a first V-shaped groove 221, a first pressing head 223, a second V-shaped groove 222, and a second pressing head 224, where the first V-shaped groove 221 is matched with the first pressing head 223 to press one end of the tubular member 101, the second V-shaped groove 222 is matched with the second pressing head 224 to press the other end of the tubular member 101, and the shaft pin 260 is disposed near the second V-shaped groove 222. In this embodiment, the base blocks are disposed below the first V-shaped groove 221 and the second V-shaped groove 222, the first V-shaped groove 221 and the second V-shaped groove 222 are respectively disposed on a single block structure, the block structure is mounted above the base blocks, and the base blocks can support the block structure and too high the heights of the first V-shaped groove 221 and the second V-shaped groove 222.

Optionally, the first ram 223 includes a first upright 2231 and a first snap clip 2232, the first snap clip 2232 being mounted on the first upright 2231, the first snap clip 2232 being directed toward the first V-groove 221. The first presser 223 cooperates with the first V-groove 221 to press one end of the tube shaped member 101 of the rear tube rack 100.

Second ram 224 includes a second post 2241, a second base 2242, a second quick clamp 2243, and a strip 2244, second quick clamp 2243 being mounted on second post 2241, strip 2244 being movably mounted on second base 2242, strip 2244 being directed toward second V-groove 222, and second quick clamp 2243 being directed toward strip 2244 and being operable on strip 2244 to compress tubular member 101 positioned on second V-groove 222. Further, the second base 2242 is provided with a transverse plate 2245, and the strip-shaped plate 2244 is bridged over the transverse plate 2245. Specifically, strip 2244 is disposed on second base 2242, one end of strip 2244 is provided with knob b, the other end of strip 2244 extends above second V-shaped groove 222, strip 2244 passes through transverse plate 2245, and transverse plate 2245 can support strip 2244, and shake caused by only one point support arrangement of strip 2244 is avoided. Preferably, when strip 2244 is flat, there is a gap between transverse plate 2245 and strip 2244, where strip 2244 is not fixed but movable, so that strip 2244 is provided with a certain movable space, and when compression is required, the other end of strip 2244 can be slightly inclined downward under the action of second ram 224, pressing down on tubular member 101. Handle b is provided to hold strip 2244 and push strip 2244 toward second V-groove 222.

One end of the moving rod 240, which is away from the second V-shaped groove 222, is provided with a limiting shaft 280, a limiting groove 231 is arranged on the bracket 230, and the limiting shaft 280 is matched with the limiting groove 231. When the moving rod 240 is held and pushed downward, the moving rod 240 moves downward, and moves downward until the limiting shaft 280 abuts against the limiting groove 231, the moving rod 240 cannot move downward.

Further, a first flange 241 is disposed on the end of the moving rod 240 near the second V-shaped groove 222, and an elastic member 250 is disposed between the first flange 241 and the shaft pin 260.

The end of the moving rod 240 facing away from the second V-groove 222 is provided with a second flange 242 and a head having a diameter larger than that of the moving rod 240, and an elastic member 250 is provided between the second flange 242 and the head. Alternatively, the elastic member 250 is an extension spring, which generates a restoring tension when the spring is extended.

At least one dial gauge zeroing table 290 is arranged on the seat board 210, and the dial gauge zeroing table 290 is used for zeroing the dial gauge 270.

The utility model provides a rear pipe toothed plate tooth height detection gauge, which is used by placing a pipe-shaped part 101 on a pressing structure 220, specifically, placing two ends of the pipe-shaped part 101 on a first V-shaped groove 221 and a second V-shaped groove 222 respectively, pressing down a moving rod 240, pushing a shaft pin 260 on the moving rod 240 to translate after the shaft pin 260 moves downwards and reaches a position, enabling the shaft pin 260 to be inserted into target internal teeth a of a toothed plate 102, then enabling the shaft pin 260 to move upwards under the pressure of an elastic part 250 and clamp with the target internal teeth a, respectively pressing by a first pressing head 223 and a second pressing head 224, then enabling a contact 271 of a dial indicator 270 to measure the tooth height of the target internal teeth, and comparing the measured tooth heights with a theoretical value to judge, so that the deviation condition of a first inner hole 103 and the center of the pipe-shaped part 101 can be indirectly obtained. In this embodiment, the first internal tooth 105 and the last internal tooth 105 are selected as the target internal tooth a, but any other internal tooth 105 may be selected, and may be selected according to other scene requirements, where the first and last internal teeth 105 are selected as the target internal tooth a. To achieve the clamping of the pin 260 with the internal tooth 105, the diameter of the pin 260 is adapted to the diameter of the root circle of the internal tooth 105. Because the tooth heights of the first and the second internal teeth 105 are different, the measurement is required twice, and the seat board 210 is provided with two dial indicator zeroing tables 290, wherein the dial indicator zeroing tables 290 are used for zeroing two different dial indicators 270 and are respectively suitable for tooth height detection of the two different internal teeth 105.

The foregoing is merely illustrative of the preferred embodiments of the present utility model and is not intended to limit the embodiments and scope of the present utility model, and it should be appreciated by those skilled in the art that equivalent substitutions and obvious variations may be made using the description and illustrations of the present utility model, and are intended to be included in the scope of the present utility model.

Claims

1. The utility model provides a utensil is examined in back pipe pinion rack tooth height detection, back pipe pinion rack includes tubular part and cover establish pinion rack on the tubular part, the pinion rack has the second hole, the second hole is provided with the internal tooth, a serial communication port, include: the device comprises a seat board, a compression structure, a bracket, a movable rod, an elastic piece, a shaft pin and a dial indicator;

2. The rear tube rack tooth height detection gauge according to claim 1, wherein the compression structure comprises a first V-shaped groove, a first pressure head, a second V-shaped groove and a second pressure head, the first V-shaped groove is matched with the first pressure head to be used for compressing one end of the tubular part, the second V-shaped groove is matched with the second pressure head to be used for compressing the other end of the tubular part, and the shaft pin is arranged near the second V-shaped groove.

3. The rear pipe rack tooth height detection gauge according to claim 2, wherein the second press head comprises a second upright post, a second base, a second quick clamp and a strip-shaped plate, the second quick clamp is arranged on the second upright post, the strip-shaped plate is movably arranged on the second base, the strip-shaped plate points to the second V-shaped groove, and the second quick clamp points to the strip-shaped plate and can act on the strip-shaped plate to press the tubular piece positioned on the second V-shaped groove.

4. The back tube rack tooth height detection gauge of claim 3, wherein the second base is provided with a transverse plate, and the bar plate is mounted on the transverse plate.

5. The back tube rack tooth height detection gauge of claim 4, wherein the first ram comprises a first upright and a first quick clamp, the first quick clamp is mounted on the first upright, and the first quick clamp is directed toward the first V-groove.

6. The rear tube rack tooth height detection gauge according to any one of claims 2 to 5, wherein a limiting shaft is arranged at one end of the moving rod, which is away from the second V-shaped groove, and a limiting groove is arranged on the bracket, and the limiting shaft is matched with the limiting groove.

7. The rear pipe tooth plate tooth height detection gauge according to claim 6, wherein a first flange is arranged at one end of the moving rod, which is close to the second V-shaped groove, and the elastic piece is arranged between the first flange and the shaft pin.

8. The rear pipe tooth plate tooth height detection gauge according to claim 7, wherein one end of the moving rod, which is away from the second V-shaped groove, is provided with a second flange and a head with a diameter larger than that of the moving rod, and the elastic piece is arranged between the second flange and the head.

9. The rear tube rack tooth height detection gauge according to claim 8, wherein at least one dial gauge zeroing stand is arranged on the seat plate and is used for zeroing the dial gauge.