CN216159807U

CN216159807U - Shaft fork composite checking fixture

Info

Publication number: CN216159807U
Application number: CN202122238327.0U
Authority: CN
Inventors: 徐顺永; 许雄君; 李振宇; 马海志; 冯超寒
Original assignee: Taizhou Baida Electric Equipment Co ltd
Current assignee: Taizhou Baida Electric Equipment Co ltd
Priority date: 2021-09-15
Filing date: 2021-09-15
Publication date: 2022-04-01
Anticipated expiration: 2031-09-15

Abstract

The application relates to a shaft-fork composite detection tool, which comprises a base, a positioning piece for positioning a shaft fork and a detection piece for detecting the position of an eccentric hole, wherein the detection piece comprises a fixed seat fixed on the base and a detection rod arranged on the fixed seat in a sliding manner; the setting element sets up on the base, when the setting element will detect a location, the slip direction of detection lever is for keeping away from or being close to the direction of eccentric orfice, just the tip of detection lever is used for pegging graft eccentric orfice. The radius of the end part of the detection rod facing the eccentric hole is 1-5mm smaller than that of the eccentric hole. Under the state that the shaft fork is positioned by the fixing piece, a detection result is obtained by detecting whether the rod can enter the eccentric hole or not, so that the detection of the eccentric hole is visual and convenient; the detection rod is prevented from being separated from the guide hole by arranging the limiting bolt and the limiting groove; through setting up reinforcing bolt, guarantee the accuracy that eccentric orfice position detected.

Description

Shaft fork composite checking fixture

Technical Field

The application relates to the field of shaft fork detection tools, in particular to a shaft fork composite detection tool.

Background

The yoke is usually used as a component part of the universal joint, and the yoke is subjected to both torsion and friction during power transmission, because the mass of the yoke is related to the mass of the universal joint.

In the related art, the shaft fork comprises a connecting column and two fork parts, a through hole is coaxially formed in the connecting column, the two fork parts are fixed at the end part of the same end of the connecting column and are fixed at two opposite sides of the through hole, and an eccentric hole is formed in the side wall of the connecting column.

When quality control is carried out to the shaft yoke, need detect the eccentric orfice position usually, need detect the end face interval that fork portion was kept away from to eccentric orfice and spliced pole on the one hand, on the other hand still detects the interval at the center of eccentric orfice and spliced pole lateral wall.

During general detection, a ruler measurement mode is adopted to see whether measurement data meet the quality inspection standard, but the ruler side needs to read data twice, so that the detection is slow, and the detection is troublesome.

SUMMERY OF THE UTILITY MODEL

For the detection of simple and convenient eccentric hole position, this application provides a shaft fork is compound examines utensil.

The application provides a shaft fork is compound examines utensil adopts following technical scheme:

a shaft fork composite detection tool comprises a base, a positioning part for positioning a shaft fork and a detection part for detecting the position of an eccentric hole, wherein the detection part comprises a fixed seat fixed on the base and a detection rod arranged on the fixed seat in a sliding manner; the setting element sets up on the base, when the setting element will detect a location, the slip direction of detection lever is for keeping away from or being close to the direction of eccentric orfice, just the tip of detection lever is used for pegging graft eccentric orfice.

Through adopting above-mentioned technical scheme, the fixing base is fixed in on the base, and the setting element makes the measuring rod get into in the eccentric hole through the slip measuring rod after with the shaft yoke location to detect eccentric hole position, when the measuring rod can't slide into the eccentric hole, explain that the position of eccentric hole on the shaft yoke is great with standard deviation, then the shaft yoke detects for unqualified.

In this scheme, under the state through the setting element with the shaft yoke location, can get into through the measuring lever and can draw whether qualified conclusion is detected to the shaft yoke in can getting into the eccentric orfice, need not to adopt measuring mode to detect the eccentric orfice position, make the detection of eccentric orfice directly perceived convenient again.

Optionally, the radius of the end of the detection rod facing the eccentric hole is 1-5mm smaller than the radius of the eccentric hole.

By adopting the technical scheme, the positions of the eccentric holes on the shaft yoke are all detected to be qualified within the error range.

Optionally, a guide hole is formed in the fixing seat, and the detection rod is slidably disposed in the guide hole.

Through adopting above-mentioned technical scheme, through setting up the guiding hole, make the measuring staff slip stably and the slip direction is accurate, further improve and detect the precision.

Optionally, the detection part further comprises a limiting bolt, a limiting hole communicated with the guide hole is formed in the fixing base, the limiting bolt is in threaded connection with the limiting hole, a limiting groove is formed in the middle of the detection rod in the length direction, and the end portion, located in the limiting hole, of the limiting bolt is arranged in the limiting groove in a sliding mode.

Through adopting above-mentioned technical scheme, when spacing bolt threaded connection was downthehole in spacing, spacing bolt was located the tip of guiding hole and is located the guiding hole, also was located the spacing inslot simultaneously. When the detection rod slides in the guide hole, the limiting bolt slides in the limiting groove, so that the detection rod cannot slide out of the guide hole.

Optionally, the positioning element includes a main shaft for passing through the through hole, a fixed shaft fixed with the base, and a positioning sheet arranged on the side wall of the main shaft; the main shaft is coaxially fixed at the end part of the fixed shaft far away from the base; the connecting column is kept away from and is offered the side channel that supplies the spacer to get into on the terminal surface of fork portion, spacer and through-hole inner wall sliding contact.

Through adopting above-mentioned technical scheme, on the fixed axle tip was fixed in the base, the coaxial tip of keeping away from the base of fixed axle that is fixed in of main shaft, the spacer is fixed in the lateral wall of main shaft. The through hole on the connecting column is only used for the main shaft to pass through, and the end face of the connecting column far away from the fork part is provided with a side groove for the positioning piece to be inserted and positioned.

When the locating piece is fixed a position the shaft yoke, the main shaft is located the through-hole, and the fixed axle supports the shaft yoke, and the spacer is pegged graft and is got into the side inslot of shaft yoke, because of spacer and through-hole inner wall sliding contact, makes the shaft yoke unable around the main shaft rotation to with the shaft yoke location, the tip of detecting lever is just to the eccentric orfice of shaft yoke this moment.

Optionally, the fixed shaft is fixed to the base by arranging at least a first pin shaft, a first pin hole for the first pin shaft to pass through is formed in the base, a first pin hole for the first pin shaft to pass through is also formed in the end face, far away from the main shaft, of the fixed shaft, and the outer wall of the first pin shaft abuts against the inner wall of the first pin hole in the fixed shaft and the inner wall of the first pin hole in the base to fix the fixed shaft and the base.

By adopting the technical scheme, the first pin holes are formed in the base and the fixed shaft, and the base and the fixed shaft are fixed by inserting the first pin shafts in the first pin holes, so that the base and the fixed shaft are convenient to fix.

Optionally, the fixing seat and the base are fixed by arranging at least two second pin shafts, and a second pin hole for the second pin shaft to pass through is formed in the base; the fixing seat is also provided with a second pin hole for the second pin shaft to pass through, and the second pin shaft fixes the fixing seat and the base by tightly abutting against the inner walls of the second pin holes on the fixing seat and the base.

By adopting the technical scheme, after measurement, the second pin hole is formed in the base, so that the positions of the fixed shaft and the fixed seat on the base are accurate, and the detection rod on the fixed seat can slide into the eccentric hole when the positioning piece is used for positioning the shaft fork.

Optionally, the detection part further comprises a reinforcing bolt, reinforcing holes are formed in the fixing base and the base, when the fixing base and the base are fixed by the second pin shaft, the reinforcing holes in the fixing base and the reinforcing holes in the base are opposite to each other, and the reinforcing bolt is simultaneously in threaded connection with the two reinforcing holes.

Through adopting above-mentioned technical scheme, during because of detecting, the staff needs the manual drive test rod to slide, drives the fixing base and slightly slides on the base easily, leads to the deviation of the direction of sliding of test rod. Adopt reinforcing bolt to further fix base and fixing base, prevent that the fixing base from sliding on the base to guarantee the accuracy that eccentric orfice position detected.

In summary, the present application includes at least one of the following beneficial technical effects:

1. under the state that the shaft fork is positioned by the fixing piece, a detection result is obtained by detecting whether the rod can enter the eccentric hole or not, so that the detection of the eccentric hole is visual and convenient;

2. the detection rod is prevented from being separated from the guide hole by arranging the limiting bolt and the limiting groove;

3. through setting up reinforcing bolt, guarantee the accuracy that eccentric orfice position detected.

Drawings

FIG. 1 is an overall schematic view of a gauge according to an embodiment of the present application.

Fig. 2 is an exploded view of the embodiment and a schematic structural view of the yoke.

Description of reference numerals: 1. a base; 2. a positioning member; 21. a fixed shaft; 22. a main shaft; 23. positioning plates; 3. a detection member; 31. a fixed seat; 311. reinforcing holes; 312. a guide hole; 313. a limiting hole; 32. a detection lever; 321. a slide bar; 3211. a limiting groove; 322. a drive section; 33. reinforcing the bolt; 34. a limit bolt; 4. a first pin shaft; 41. a first pin hole; 5. a second pin shaft; 51. a second pin hole; 6. a shaft yoke; 61. an eccentric hole; 62. connecting columns; 621. a side groove; 63. a fork portion; 64. and a through hole.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses axle fork is compound examines utensil. Referring to fig. 1 and 2, the shaft-fork composite detection tool comprises a base 1, a positioning part 2 for positioning a shaft fork 6, and a detection part 3 for detecting the position of an eccentric hole 61.

Referring to fig. 2, the positioning member 2 includes a fixing shaft 21, a main shaft 22, and a positioning piece 23. The end of the fixed shaft 21 is fixed to the base 1 by two first pins 4. Two first pin holes 41 for the first pin 4 to be inserted and fixed are formed in the end face of the fixed shaft 21, the first pin holes 41 penetrate through the main shaft 22, and the base 1 is also provided with first pin holes 41 for the first pin 4 to be inserted and fixed. The two first pin holes 41 on the fixed shaft 21 and the two first pin holes 41 on the base 1 are opposite to each other, and the two second pin shafts 5 are inserted into the first pin holes 41 to connect and fix the fixed shaft 21 and the base 1. At this time, the circumferential outer wall of the first pin 4 abuts against the inner wall of the first pin hole 41, so that the first pin 4 cannot be separated from the first pin hole 41.

Referring to fig. 2, the main shaft 22 is coaxially fixed to an end surface of the fixed shaft 21 away from the base 1. The main shaft 22 passes through the through hole 64 of the yoke 6, and the fixed shaft 21 supports the yoke 6.

Referring to fig. 2, the length direction of the positioning plate 23 is parallel to the length direction of the main shaft 22, one end of the positioning plate 23 is fixed to the side wall of the main shaft 22, and the other end of the positioning plate 23 extends in a direction away from the main shaft 22. The end face of the connecting column 62 far away from the fork part 63 is provided with a side groove 621 for the insertion of the positioning sheet 23, and the side groove 621 is communicated with the through hole 64.

When the shaft fork 6 is positioned by the positioning piece 2, the main shaft 22 penetrates through the through hole 64, the side wall of the main shaft 22 is in sliding contact with the inner wall of the through hole 64, and the outer wall of the positioning piece 23 is in sliding contact with the inner wall of the side groove 621, so that the shaft fork 6 cannot rotate around the main shaft 22.

Referring to fig. 2, the detecting member 3 includes a fixing base 31, a detecting rod 32, a reinforcing bolt 33, and a stopper bolt 34. Fixing base 31 is fixed in base 1 through setting up two second round pin axles 5 on, fixing base 31 and fixed axle 21 are fixed in the same side of base 1. The fixing base 31 is provided with two second pin holes 51 for the second pin 5 to be inserted and fixed, and the base 1 is also provided with two second pin holes 51 for the second pin 5 to be inserted and fixed. Two second pin holes 51 on the fixing base 31 and two second pin holes 51 on the base 1 are opposite to each other, the same second pin shaft 5 is fixedly inserted into the two opposite second pin holes 51, and the circumferential outer wall of the second pin shaft 5 is tightly abutted against the inner wall of the second pin hole 51, so that the base 1 and the fixing base 31 are fixed.

Referring to fig. 2, all seted up on fixing base 31 and the base 1 and consolidated hole 311, when second round pin axle 5 was fixed base 1 and fixing base 31, consolidated hole 311 was just right each other on base 1 and the fixing base 31, and reinforcing bolt 33 threaded connection is in two consolidated holes 311 simultaneously, further fixed with base 1 and fixing base 31, improves both's fixed firmness, makes fixing base 31 be difficult for sliding on base 1.

Referring to fig. 2, a guide hole 312 is formed in an end portion of the fixing base 31 away from the base 1, the detection rod 32 is slidably disposed in the guide hole 312, the detection rod 32 includes a driving section 322 for being held by hand and a sliding rod 321 slidably disposed in the guide hole 312, and the driving section 322 is fixed to an end portion of the sliding rod 321. The sliding direction of the sliding rod 321 is a direction away from or close to the eccentric hole 61, and the sliding direction of the sliding rod 321 is along its own length direction. The end of the sliding rod 321 remote from the driving section 322 is used for inserting into the eccentric hole 61 of the shaft fork 6, so as to detect the position of the eccentric hole 61.

Referring to fig. 2, the radius of the driving section 322 is larger than that of the sliding rod 321, and the outer diameter of the driving section 322 is larger than the inner diameter of the guide hole 312, so that the driving section 322 cannot enter the guide hole 312.

Referring to fig. 2, the radius of the sliding rod 321 is the same as the radius of the guide hole 312, and the outer wall of the sliding rod 321 is in sliding contact with the outer wall of the guide hole 312. The radius of the sliding rod 321 is 1-5mm smaller than that of the eccentric hole 61, and the radius of the sliding rod 321 is 2mm smaller than that of the eccentric hole 61 in the embodiment, so that the qualified detection requirement is improved, and the quality of the shaft control fork 6 is strictly controlled.

Referring to fig. 2, a limiting hole 313 is formed in an end portion of the fixing seat 31 away from the base 1, the limiting hole 313 is communicated with the guide hole 312, the limiting bolt 34 is in threaded connection with the limiting hole 313, and an end portion of the limiting bolt 34 is located in the guide hole 312. The middle part of the sliding rod 321 in the length direction is provided with a limit groove 3211 for the end of the limit bolt 34 to enter. The length direction of the limit groove 3211 is the same as the length direction of the sliding rod 321, the limit groove 3211 penetrates the sliding rod 321 along both sides of the sliding rod 321 in the width direction, the end of the limit bolt 34 located in the guide hole 312 is also located in the limit groove 3211, and the limit bolt 34 limits the sliding rod 321 in the guide hole 312.

The implementation principle of a shaft-fork composite checking fixture in the embodiment of the application is as follows: when the shaft fork 6 is detected, the main shaft 22 is inserted into the through hole 64 of the shaft fork 6, and the positioning piece 23 is inserted into the side groove 621, at this time, the eccentric hole 61 on the shaft fork 6 faces the end of the sliding rod 321 away from the driving section 322. The handheld drive section 322 of staff slips slide bar 321 towards the direction of eccentric orfice 61, if slide bar 321 can get into in the eccentric orfice 61, then 6 detections of shaft yoke are qualified, if slide bar 321 can not peg graft and get into in the eccentric orfice 61, then 6 detections of shaft yoke are unqualified.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a compound utensil of examining of axle fork which characterized in that: the detection device comprises a base (1), a positioning part (2) for positioning a shaft fork (6) and a detection part (3) for detecting the position of an eccentric hole (61), wherein the detection part (3) comprises a fixed seat (31) fixed on the base (1) and a detection rod (32) arranged on the fixed seat (31) in a sliding manner; the locating piece (2) is arranged on the base (1), when the locating piece (2) locates the detection piece (3), the sliding direction of the detection rod (32) is the direction far away from or close to the eccentric hole (61), and the end part of the detection rod (32) is used for inserting the eccentric hole (61).

2. The axle fork composite testing fixture of claim 1, wherein: the radius of the end part of the detection rod (32) facing the eccentric hole (61) is 1-5mm smaller than that of the eccentric hole (61).

3. The axle fork composite testing fixture of claim 1, wherein: the fixing seat (31) is provided with a guide hole (312), and the detection rod (32) is arranged in the guide hole (312) in a sliding mode.

4. The axle fork composite testing fixture of claim 3, wherein: the detection piece (3) further comprises a limiting bolt (34), a limiting hole (313) communicated with the guide hole (312) is formed in the fixing seat (31), the limiting bolt (34) is connected in the limiting hole (313) in a threaded mode, a limiting groove (3211) is formed in the middle of the detection rod (32) in the length direction, and the end portion, located in the limiting hole (313), of the limiting bolt (34) is arranged in the limiting groove (3211) in a sliding mode.

5. The axle fork composite testing fixture of claim 1, wherein: the positioning piece (2) comprises a main shaft (22) penetrating through the through hole (64), a fixed shaft (21) fixed with the base (1) and a positioning sheet (23) arranged on the side wall of the main shaft (22); the main shaft (22) is coaxially fixed at the end part of the fixed shaft (21) far away from the base (1); the end face, far away from the fork part (63), of the connecting column (62) is provided with a side groove (621) for the positioning sheet (23) to enter, and the positioning sheet (23) is in sliding contact with the inner wall of the through hole (64).

6. The axle fork composite testing fixture of claim 5, wherein: the fixing shaft (21) is fixed with the base (1) through the arrangement of at least two first pin shafts (4), first pin holes (41) for the first pin shafts (4) to penetrate through are formed in the base (1), first pin holes (41) for the first pin shafts (4) to penetrate through are also formed in the end face, far away from the main shaft (22), of the fixing shaft (21), the outer wall of each first pin shaft (4) tightly abuts against the inner walls of the first pin holes (41) in the fixing shaft (21) and the base (1), and the fixing shaft (21) and the base (1) are fixed.

7. The axle fork composite testing fixture of claim 6, wherein: the fixed seat (31) and the base (1) are fixed by arranging at least two second pin shafts (5), and the base (1) is provided with second pin holes (51) for the second pin shafts (5) to pass through; and a second pin hole (51) for the second pin shaft (5) to pass through is also formed in the fixing seat (31), and the fixing seat (31) and the base (1) are fixed by the second pin shaft (5) through tightly abutting against the inner walls of the second pin holes (51) in the fixing seat (31) and the base (1).

8. The axle fork composite testing fixture of claim 7, wherein: the detection part (3) further comprises a reinforcing bolt (33), reinforcing holes (311) are formed in the fixing seat (31) and the base (1), when the fixing seat (31) and the base (1) are fixed through the second pin shaft (5), the reinforcing holes (311) in the fixing seat (31) and the reinforcing holes (311) in the base (1) are opposite to each other, and the reinforcing bolt (33) is simultaneously in threaded connection with the two reinforcing holes (311).