CN215725524U

CN215725524U - Utensil is examined in combination of efficient flywheel screw hole position degree

Info

Publication number: CN215725524U
Application number: CN202121195647.6U
Authority: CN
Inventors: 陶一鸣
Original assignee: Jiangyin Hongchuang Kinetic Energy Technology Co ltd
Current assignee: Jiangyin Hongchuang Kinetic Energy Technology Co ltd
Priority date: 2021-05-31
Filing date: 2021-05-31
Publication date: 2022-02-01
Anticipated expiration: 2031-05-31

Abstract

The utility model discloses a high-efficiency flywheel threaded hole position degree combination checking fixture which comprises a bottom plate and a cover plate, wherein four groups of threaded bottom holes are uniformly formed in the surface of the bottom plate along the circumferential direction, threaded bottom hole detection pins are in transition fit in the threaded bottom holes, a plurality of threaded positioning holes are formed between every two adjacent groups of threaded bottom holes, a plurality of positioning bolts distributed along the circumference are connected to the surface of the cover plate in a penetrating and threaded mode, the positioning bolts are in threaded connection with the threaded positioning holes, the middle of the bottom plate is integrally connected with a cross-shaped framework, a crankshaft hole is formed in the center of the cross-shaped framework, a crankshaft positioning pin is connected to the crankshaft hole in a threaded mode, a first nut matched with the crankshaft positioning pin is connected to the top of the crankshaft positioning pin in a threaded mode, a positioning pin hole is formed in one side of the crankshaft hole, and a positioning pin penetrates through the positioning pin. The utility model can easily disassemble and replace the detection pin, improves the detection and production efficiency, reduces the working strength and enables the detection of the position degree to be real-time and on-site.

Description

Utensil is examined in combination of efficient flywheel screw hole position degree

Technical Field

The utility model relates to the technical field of engine checking tools, in particular to a high-efficiency flywheel threaded hole position degree combined checking tool.

Background

A circle of threaded holes are formed in the flywheel assembly. The flywheel is connected with other fittings through the threaded holes. If the position of the threaded hole of the ring is out of tolerance, the flywheel assembly cannot be assembled with other accessories. Therefore, the position of the threaded hole of the flywheel needs to be detected. The current detection means for the position degree is to detect through three coordinates. The three-coordinate detection of the position degree of the threaded hole of the flywheel takes half an hour once. The time required is relatively long. And the three-coordinate detection chamber needs constant temperature and humidity. The three-coordinate detection chamber requires a separate space and is located a distance from the machine shop. Therefore, the staff has high difficulty in self-checking the speed measuring hole and long time.

In summary, how to provide a high-efficiency combined checking fixture for flywheel threaded hole position degree to improve checking efficiency of checking a flywheel speed measuring hole and reduce labor cost consumption is a problem to be solved urgently by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-efficiency flywheel threaded hole position degree combined gauge to solve the problems in the background technology.

In order to solve the technical problems, the utility model provides the following technical scheme: a high-efficiency flywheel threaded hole position degree combined gauge comprises a bottom plate and a cover plate, wherein four groups of threaded bottom holes are uniformly formed in the surface of the bottom plate along the circumferential direction, a thread bottom hole detection pin is transitionally matched in the thread bottom holes, a plurality of thread positioning holes are respectively arranged between two adjacent groups of the thread bottom holes, the surface of the cover plate is in threaded connection with a plurality of positioning bolts distributed along the circumference, the positioning bolts are in threaded connection with the threaded positioning holes, the middle part of the bottom plate is integrally connected with a cross-shaped framework, the center of the cross-shaped framework is provided with a crankshaft hole, the crankshaft hole is internally threaded with a crankshaft positioning pin, the top of the crankshaft positioning pin is threaded with a first nut which is matched with the crankshaft positioning pin, and one side of the crankshaft hole is provided with a positioning pin hole, a positioning pin penetrates through the positioning pin hole, and the top of the positioning pin is in threaded connection with a second nut.

Furthermore, each group of the thread bottom holes are three in number, the three thread bottom holes are distributed around the circle center of the bottom plate at equal intervals, if the flywheel thread holes can be placed into the detection pins of each thread bottom hole, the position degree is shown to meet the requirement of a drawing, otherwise, the position degree is shown to be out of tolerance.

Furthermore, the front end and the rear end of the cross-shaped framework are respectively in threaded connection with a handle, the two handles are symmetrically arranged by taking the crankshaft hole as a symmetry axis, and through the handles, an operator can easily match the measuring and detecting tool with the flywheel and can quickly lift the detecting tool from the flywheel, so that the detection time is greatly shortened, and the efficiency is improved.

Further, a flywheel is arranged below the bottom plate, flywheel threaded holes matched with the threaded bottom hole detection pins are uniformly formed in the surface of the flywheel along the circumferential direction, if each threaded bottom hole detection pin can be placed into each flywheel threaded hole, the situation that the position degree meets the requirement of a drawing is shown, and otherwise, the situation that the position degree is out of tolerance is shown.

Furthermore, a flywheel positioning pin hole and a flywheel crankshaft hole matched with the positioning pin are formed in the surface of the flywheel below the cross-shaped framework, if the positioning pin and the crankshaft positioning pin can be placed in the flywheel positioning pin hole and the flywheel crankshaft hole, the situation that the position degree meets the requirements of a drawing is shown, and otherwise, the situation that the position degree is out of tolerance is shown.

Furthermore, the positioning bolt is an M10X 16 bolt, the first nut and the second nut are both M12 nuts, the thread bottom hole detection pin and the bottom plate are in transition fit, the M10X 16 positioning bolt is tightly pressed with the cover plate, the thread bottom hole detection pin can be easily detached and replaced, and the inspection and production efficiency is improved.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, by arranging the bottom plate, the thread bottom hole detection pin, the positioning pin and the crankshaft positioning pin are assembled on the bottom plate, are screwed and fastened by the M12 nut and are matched with the flywheel, the position of the thread positioning hole can be accurately positioned by the device, and are pressed by the M10 multiplied by 16 positioning bolt and the cover plate, if each thread bottom hole detection pin, the positioning pin and the crankshaft positioning pin can be placed into the flywheel threaded hole, the flywheel positioning pin hole and the flywheel crankshaft hole, the situation that the position degree meets the drawing requirement is indicated, otherwise, the situation that the position degree is over-poor is indicated, the device can be easily disassembled and replaced, and the inspection and production efficiency is improved;

2. according to the utility model, through the arrangement of the handle, an operator can easily match the measurement checking fixture with the flywheel through the handle and can quickly lift the checking fixture from the flywheel, so that the detection time is greatly shortened, the efficiency is improved, compared with the traditional technical detection, namely through a three-coordinate detection scheme, the detection time is greatly shortened, the operator does not need to move a product to a three-coordinate detection chamber for detection, the working intensity is reduced, and the detection of the position degree can be detected in real time and on site.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the position degree threaded hole inspection tool and flywheel assembly inspection according to the present invention;

FIG. 3 is a top view of the positional threaded hole gauge of the present invention;

in the figure: 1. a base plate; 2. a cover plate; 3. a threaded bottom hole; 4. a threaded bottom hole detection pin; 5. a threaded locating hole; 6. positioning the bolt; 7. a cross-shaped framework; 8. a crankshaft bore; 9. a crankshaft positioning pin; 10. a first nut; 11. a positioning pin hole; 12. positioning pins; 13. a second nut; 14. a handle; 15. a flywheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the utility model provides a high-efficiency flywheel threaded hole position degree combination gauge, which comprises a bottom plate 1 and a cover plate 2, wherein four groups of threaded bottom holes 3 are uniformly formed in the surface of the bottom plate 1 along the circumferential direction, threaded bottom hole detection pins 4 are transitionally matched in the threaded bottom holes 3, a plurality of threaded positioning holes 5 are formed between every two adjacent groups of threaded bottom holes 3, a plurality of positioning bolts 6 distributed along the circumference are connected to the surface of the cover plate 2 in a penetrating manner, the positioning bolts 6 are in threaded connection with the threaded positioning holes 5, a cross-shaped framework 7 is integrally connected to the middle of the bottom plate 1, a crankshaft hole 8 is formed in the center of the cross-shaped framework 7, a crankshaft positioning pin 9 is connected to the crankshaft hole 8 in an internal thread manner, a first nut 10 matched with the crankshaft positioning pin 9 in a threaded connection manner is arranged at the top of the crankshaft positioning pin 9, a positioning pin hole 11 is arranged on one side of the crankshaft hole 8, a positioning pin 12 penetrates through the positioning pin hole 11, and a second nut 13 is connected to the top of the positioning pin 12 in a threaded mode.

In a preferred embodiment, three threaded bottom holes 3 are arranged in each group, the three threaded bottom holes 3 are distributed around the center of the bottom plate 1 at equal intervals, if each threaded bottom hole detection pin 4 can be placed in a flywheel threaded hole, the position degree is in accordance with the requirement of a drawing, and otherwise, the position degree is out of tolerance.

In a preferred embodiment, the front end and the rear end of the cross-shaped framework 7 are respectively in threaded connection with the handles 14, the two handles 14 are symmetrically arranged by taking the crankshaft hole 8 as a symmetry axis, and through the handles 14, an operator can easily match the measuring and detecting tool with the flywheel 15 and quickly lift the measuring and detecting tool from the flywheel 15, so that the detection time is greatly shortened, and the efficiency is improved.

In a preferred embodiment, a flywheel 15 is arranged below the bottom plate 1, flywheel threaded holes matched with the threaded bottom hole detection pins 4 are uniformly formed in the surface of the flywheel 15 along the circumferential direction, if each threaded bottom hole detection pin 4 can be placed in a flywheel threaded hole, the position degree is in accordance with the drawing requirement, and otherwise, the position degree is out of tolerance.

In a preferred embodiment, a flywheel positioning pin hole and a flywheel crankshaft hole matched with the positioning pin 12 are formed in the surface of the flywheel 15 below the cross-shaped framework 7, if both the positioning pin 12 and the crankshaft positioning pin 9 can be placed in the flywheel positioning pin hole and the flywheel crankshaft hole, the position degree is in accordance with the drawing requirements, and otherwise, the position degree is out of tolerance.

In a preferred embodiment, the positioning bolt 6 is an M10 × 16 bolt, the first nut 10 and the second nut 13 are both M12 nuts, the bottom hole detection pin 4 is in transition fit with the bottom plate 1, and the bottom hole detection pin 4 can be easily detached and replaced by pressing the positioning bolt 6 of M10 × 16 against the cover plate 2, so that the inspection and production efficiency is improved.

The working principle of the utility model is as follows: the positioning pin 12 and the crankshaft positioning pin 9 are assembled into the bottom plate 1, the first nut 10 and the second nut 13 in the M12 specification are screwed tightly and matched with the flywheel 15, the position of the threaded positioning hole 5 can be accurately positioned by the device, then the positioning bolt 6 in the M10 multiplied by 16 is tightly pressed with the cover plate 2, if the detection pin 4 of each threaded bottom hole, the positioning pin 12 and the crankshaft positioning pin 9 can be placed into a flywheel threaded hole, a flywheel positioning pin hole and a flywheel crankshaft hole, the situation that the position degree meets the drawing requirement is shown, otherwise, the situation that the position degree is over-poor is shown, the device can easily disassemble and replace the detection pin, and the inspection and production efficiency is improved; through the handle 14, an operator can easily match the measuring and detecting tool with the flywheel 15 and can quickly lift the detecting tool from the flywheel 15, the detection time is greatly shortened, the efficiency is improved, compared with the traditional technical detection, namely a three-coordinate detection scheme, the detection time is greatly shortened, the operator does not need to carry a product to a three-coordinate detection room for detection, the working intensity is reduced, and the detection of the position degree can be detected in real time and on site.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an utensil is examined in combination of efficient flywheel screw hole position degree, includes bottom plate (1) and apron (2), its characterized in that: four groups of threaded bottom holes (3) are uniformly formed in the surface of the bottom plate (1) along the circumferential direction, threaded bottom hole detection pins (4) are arranged in the threaded bottom holes (3) in a transition fit mode, a plurality of threaded positioning holes (5) are formed between every two adjacent groups of threaded bottom holes (3), a plurality of positioning bolts (6) distributed along the circumference are connected to the surface of the cover plate (2) in a penetrating and threaded mode, the positioning bolts (6) are in threaded connection with the threaded positioning holes (5), the middle of the bottom plate (1) is integrally connected with a cross-shaped framework (7), a crankshaft hole (8) is formed in the center of the cross-shaped framework (7), a crankshaft positioning pin (9) is connected to the crankshaft hole (8) in an internal thread mode, a first nut (10) matched with the crankshaft positioning pin (9) in a threaded connection mode is arranged at the top of the crankshaft positioning pin (9), and a positioning pin hole (11) is formed in one side of the crankshaft hole (8), a positioning pin (12) penetrates through the positioning pin hole (11), and a second nut (13) is connected to the top of the positioning pin (12) in a threaded mode.

2. The high-efficiency flywheel threaded hole position degree combined detection tool of claim 1, characterized in that: and the number of the thread bottom holes (3) in each group is three, and the three thread bottom holes (3) are distributed around the circle center of the bottom plate (1) at equal intervals.

3. The high-efficiency flywheel threaded hole position degree combined detection tool of claim 1, characterized in that: the front end and the rear end of the cross-shaped framework (7) are both connected with handles (14) in a threaded mode, and the handles (14) are symmetrically arranged by taking the crankshaft hole (8) as a symmetry axis.

4. The high-efficiency flywheel threaded hole position degree combined detection tool as claimed in claim 3, characterized in that: the flywheel (15) is arranged below the bottom plate (1), and flywheel threaded holes matched with the threaded bottom hole detection pins (4) are uniformly formed in the surface of the flywheel (15) in the circumferential direction.

5. The high-efficiency flywheel threaded hole position degree combined detection tool of claim 1, characterized in that: and a flywheel positioning pin hole and a flywheel crankshaft hole matched with the positioning pin (12) are formed in the surface of the flywheel (15) below the cross-shaped framework (7).

6. The high-efficiency flywheel threaded hole position degree combined detection tool of claim 1, characterized in that: the positioning bolt (6) is an M10 multiplied by 16 bolt, and the first nut (10) and the second nut (13) are both M12 nuts.