CN113776404B - Spline phase detection gauge - Google Patents

Spline phase detection gauge Download PDF

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Publication number
CN113776404B
CN113776404B CN202110998350.1A CN202110998350A CN113776404B CN 113776404 B CN113776404 B CN 113776404B CN 202110998350 A CN202110998350 A CN 202110998350A CN 113776404 B CN113776404 B CN 113776404B
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China
Prior art keywords
spline
spline shaft
shaft fork
fluted disc
dial indicator
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CN202110998350.1A
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Chinese (zh)
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CN113776404A (en
Inventor
张权
苏钢
毛昌吉
蔡峻豪
王志腾
才留伟
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Dongfeng Motor Chassis Systems Co Ltd
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Dongfeng Motor Chassis Systems Co Ltd
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Priority to CN202110998350.1A priority Critical patent/CN113776404B/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00Measuring arrangements characterised by the use of mechanical techniques
    • G01B5/0002Arrangements for supporting, fixing or guiding the measuring instrument or the object to be measured

Abstract

The application relates to a spline phase detection gauge which comprises a base, a spline fluted disc and a dial indicator; the inner wall of the spline fluted disc is provided with a key groove matched with the key teeth of the spline shaft fork, and the central line of the key groove is matched with the central line of the key teeth of the spline shaft fork and is used for being sleeved at the spline end of the spline shaft fork; the base is used for supporting the spline shaft fork and the spline fluted disc; the dial indicator head is correspondingly arranged on the upper surface of the spline shaft fork and is slidably connected with the base, and the sliding direction of the dial indicator is parallel to the axial direction of the lug hole of the spline shaft fork; according to the application, the spline shaft fork is horizontally arranged through the base, then the dial indicator is moved, and the height difference of the two ends of the key slot center line of the spline fluted disc, namely the height difference of the two ends of the key tooth center line of the spline shaft fork is measured, so that the spline phase is rapidly calculated, and the production quality of the spline shaft fork is further controlled; and through setting up the gauge block on the spline fluted disc, the gradient of gauge block top surface is the gradient of spline fluted disc's keyway central line, is convenient for find out the measuring point accurately.

Description

Spline phase detection gauge
Technical Field
The application relates to the technical field of transmission shaft detection, in particular to a spline phase detection gauge.
Background
With the improvement of the economic living standard of people, the automobile industry develops at a high speed, and the demand of the automobile transmission shaft is greatly increased. The statistics result of the automobile industry association indicates that the demand of spline shaft parts for automobiles in 2011 in China reaches 55 000 ten thousand parts. The spline shaft fork of the transmission shaft is an important component part of the transmission shaft assembly of the automobile, and in a working state, accurate meshing action is required to be completed and alternating load is required to be repeatedly transmitted. The spline teeth and the lug holes of the spline teeth are in phase position, so that the accuracy of dynamic balance of the transmission shaft assembly is directly affected.
In the product processing process, the equipment can not ensure the phase of the spline teeth and the lug holes. Therefore, after the spline shaft is forked and milled, the phase of the spline teeth and the lug holes, namely, the offset angle of the center line of the spline teeth and the center line of the lug holes, namely, the spline phase, needs to be detected. However, in daily production, the phase of the spline shaft fork is ensured by a scribing method, and the phase is ensured by visual inspection, so that the error is large.
Disclosure of Invention
Based on the above description, the application provides a spline phase detection gauge, which can accurately detect the phase of a spline shaft fork by horizontally arranging the spline shaft fork and horizontally moving a dial indicator to measure the height difference of two ends of the center line of a spline tooth of the spline shaft fork, thereby controlling the quality of the spline shaft fork.
The technical scheme for solving the technical problems is as follows: the spline phase detection gauge comprises a base, a spline fluted disc and a dial indicator; the inner wall of the spline fluted disc is provided with a key groove matched with the key teeth of the spline shaft fork, and the central line of the key groove is matched with the central line of the key teeth of the spline shaft fork and is used for being sleeved at the spline end of the spline shaft fork; the base is used for supporting the spline shaft fork and the spline fluted disc; the gauge head of the dial indicator is correspondingly arranged on the upper surface of the spline fluted disc, the dial indicator is slidably connected with the base, and the sliding direction of the dial indicator is parallel to the axial direction of the lug hole of the spline shaft fork.
On the basis of the technical scheme, the application can be improved as follows.
Further, a gauge block is arranged on the spline fluted disc, the top surface of the gauge block is a plane and parallel to the central line of the key slot, and the gauge head of the dial indicator is correspondingly arranged on the top surface of the gauge block.
Further, the base comprises a bottom plate, a first supporting seat and a second supporting seat which are arranged on the bottom plate, and a mandrel coaxially inserted into an earhole of the spline shaft fork; the center of the first supporting seat is provided with a storage groove for storing the ear hole end of the spline shaft fork, the two ends of the first supporting seat are provided with first supporting grooves, and the two ends of the mandrel are respectively arranged in the first supporting grooves at the two ends; the second supporting seat is provided with a second supporting groove, and the lower surface of the spline fluted disc is placed in the second supporting groove.
Further, one end of the mandrel is provided with an outwards protruding clamping ring, and the other end of the mandrel is sleeved with a transition sleeve; the clamping ring and the transition sleeve are respectively positioned at two sides of the ear hole end of the spline shaft fork.
Further, the outer diameters of the clamping ring and the transition sleeve are equal, so that the lug holes of the spline shaft fork are horizontally arranged.
Further, a baffle plate is further arranged on the bottom plate and is parallel to the axial direction of the lug hole of the spline shaft fork; the dial indicator is connected with a sliding block, and the sliding block is tightly clung to the baffle plate to slide.
Further, the dial indicator is connected with the sliding block through a connecting rod fixing mechanism.
Further, the axis of the mandrel and the axis of the spline fluted disc are positioned at the same height, so that the spline shaft fork is horizontally arranged
Further, the first supporting groove and the second supporting groove are both V-shaped grooves.
Compared with the prior art, the technical scheme of the application has the following beneficial technical effects:
1. according to the application, the spline shaft fork and the spline fluted disc are fixed through the base, and then the height difference of the two ends of the key slot center line of the spline fluted disc, namely the height difference of the two ends of the key tooth center line of the spline shaft fork is measured through the movable dial indicator, so that the offset angle of the key tooth center line and the ear hole center line, namely the spline phase, is rapidly calculated, and the production quality of the spline shaft fork is further controlled;
2. through set up the gauge block on the spline fluted disc, the gradient of gauge block top surface is the gradient of spline fluted disc's keyway central line, consequently can calculate the gradient of spline fluted disc's keyway central line rapidly through measuring the difference in height at gauge block top surface both ends and the length of gauge block top surface, be convenient for find out the measuring point accurately.
Drawings
Fig. 1 is a schematic structural diagram of a spline phase detection gauge according to an embodiment of the present application;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a top view of a base in an embodiment of the application;
FIG. 4 is a schematic diagram of a spline tooth plate according to an embodiment of the present application;
FIG. 5 is a schematic view of a mandrel according to an embodiment of the present application;
FIG. 6 is a schematic structural view of a first support base according to an embodiment of the present application;
FIG. 7 is a schematic diagram of a second support base according to an embodiment of the present application;
in the drawings, the list of components represented by the various numbers is as follows:
1. a bottom plate; 2. a first support base; 21. a storage groove; 22. a first support groove; 3. a second support base; 31. a second support groove; 4. a baffle; 5. a mandrel; 51. a clasp; 52. a handle; 53. a transition sleeve; 6. spline fluted disc; 61. a key slot; 62. a gauge block; 7. a slide block; 8. a dial indicator; 81. a link fixing mechanism; 9. spline shaft fork.
Detailed Description
In order that the application may be readily understood, a more complete description of the application will be rendered by reference to the appended drawings. Embodiments of the application are illustrated in the accompanying drawings. This application may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.
The utility model provides a spline phase detection examines utensil, as shown in fig. 1 and fig. 2, includes base, spline fluted disc 6, slider 7, percentage table 8 for detect the phase place of spline shaft fork 9 that awaits measuring. The base comprises a bottom plate 1, a first supporting seat 2, a third supporting seat 4, a baffle plate 4 and a mandrel 5, and is used for supporting a spline shaft fork 9 and a spline fluted disc 6.
The spline fluted disc 6 is sleeved on the spline end of the spline shaft fork 9, as shown in fig. 5, a plurality of key grooves 61 are formed in the inner wall of the spline fluted disc 6, the key grooves 61 are matched with the spline of the spline end of the spline shaft fork 9, and the center line of the key grooves 61 is matched with the center line of the spline shaft fork 9. The spline fluted disc 6 is sleeved on the spline end of the spline shaft yoke 9, and the center line of the key groove 61 coincides with the center line of the spline shaft yoke 9. One side of the spline fluted disc 6 is also provided with a gauge block 62, and the top surface of the gauge block 62 is parallel to the central line of the key groove 61, so that the inclination of the central line of the spline shaft fork 9 can be obtained by measuring the inclination of the top surface of the gauge block 62.
The first support seat 2 and the mandrel 5 are used for supporting the ear hole end of the spline shaft yoke 9. The spindle 5 is inserted through the ear hole of the spline shaft yoke 9, and as shown in fig. 4, in order to facilitate insertion of the spindle 5 into the ear hole of the spline shaft yoke 9, one end of the spindle 5 is provided with a handle 52 protruding from the end face. And the end of the mandrel 5 is provided with a snap ring 51 protruding towards the outer side surface, and the other end of the mandrel 5 is detachably sleeved with a transition sleeve 53. When the mandrel 5 is installed on the spline shaft yoke 9, the mandrel 5 is inserted from one end of the earhole end of the spline shaft yoke 9, then the transition sleeve 53 is sleeved on the other side of the earhole end of the spline shaft yoke 9 to the mandrel 5, and the earhole end of the spline shaft yoke 9 is fixed between the clamping ring 51 and the transition sleeve 53.
The first supporting seat 2 is fixed on the bottom plate 1, and as shown in fig. 6, a containing groove 21 is formed in the center of the top of the first supporting seat 2, and first supporting grooves 22 are formed at two ends of the top of the first supporting seat 2. When the earhole end of the spline shaft yoke 9 is placed on the first support base 2, the earhole end of the spline shaft yoke 9 is received in the receiving groove 21, and the snap ring 51 and the transition sleeve 53 of the spindle 5 are respectively rested in the first support grooves 22 at both ends for supporting the earhole end of the spline shaft yoke 9. Preferably, the first support groove 22 is a V-shaped groove to facilitate positioning and mounting of the snap ring 51 and the transition sleeve 53. In addition, the outer diameters of the clamping ring 51 and the transition sleeve 53 are equal, so that the center lines of the earholes of the spline shaft fork 9 are ensured to be arranged in parallel.
The second supporting seat 3 is used for supporting the spline end of the spline shaft fork 9 and the spline fluted disc 6 sleeved on the spline shaft fork 9. The second supporting seat 3 is fixed on the bottom plate 1, and the length direction of the second supporting seat 3 is perpendicular to the length direction of the first supporting seat 2, as shown in fig. 7, the bottom of the second supporting seat 3 is provided with a second supporting groove 31 along the length direction thereof. The lower surface of the spline toothed disc 6 is disposed in the second support groove 31 for supporting the spline end of the spline shaft fork 9. And at this time, the axis of the spline fluted disc 6 and the axis of the mandrel 5 are positioned at the same height, so that the axis of the spline shaft fork 9 is ensured to be horizontally arranged. Preferably, the second supporting groove 31 is also a V-shaped groove, which facilitates positioning and mounting of the lower surface of the spline toothed disc 6.
Because the axis of the spline shaft yoke 9 and the central line of the earhole are both horizontally arranged, and the top surface of the gauge block 62 is parallel to the spline central line of the spline shaft yoke 9, the inclination of the top surface of the gauge block 62 is measured at the moment, namely the offset angle of the spline central line of the spline shaft yoke 9 and the central line of the earhole, namely the spline phase.
The baffle 4 is fixed on the bottom plate 1 and is positioned at one end of the second supporting seat 3 far away from the first supporting seat 2, and the length direction of the baffle 4 is parallel to the length direction of the first supporting seat 2. The sliding block 7 is arranged on one side of the baffle plate 4 far away from the second supporting seat 3, and the sliding block 7 props against the baffle plate 4 and slides on the bottom plate 1 along the length direction of the baffle plate 4.
The dial indicator 8 is connected to the slider 7 by a link fixing mechanism 81. The link fixing mechanism 81 is used for supporting and fixing the dial indicator 8, and the position of the dial indicator 8 can be adjusted through the link fixing mechanism 81, so that the dial indicator 8 is moved to the position above the spline fluted disc 6. The gauge head of the dial gauge 8 protrudes vertically downward and abuts against the top surface of the gauge block 62 for detecting the inclination of the top surface of the gauge block 62. Specifically, the connecting rod fixing mechanism 81 is kept stationary, and the sliding blocks are moved, so that the dial indicators 8 respectively measure the heights of the two ends of the top surface of the gauge block 62, the height difference of the two ends of the top surface of the gauge block 62 is calculated, and the length of the top surface of the gauge block 62 is combined, so that the inclination of the top surface of the gauge block 62, namely the spline phase, can be calculated.
The application method of the embodiment is as follows:
(a) The mandrel 5 is mounted at the ear hole end of the spline shaft yoke 9, and then the mandrel 5 and the ear hole end of the spline shaft yoke 9 are placed on the first supporting seat 2.
(b) The spline fluted disc 6 is sleeved on the spline end of the spline shaft yoke 9, and then the spline fluted disc 6 is prevented from being arranged on the second supporting seat 3.
(c) The dial indicator 8 is moved to the upper side of the spline fluted disc 6 through the connecting rod fixing mechanism 81, then the connecting rod fixing mechanism 81 is kept motionless, and the sliding block is moved, so that the dial indicator 8 respectively measures the heights of the two ends of the top surface of the gauge block 62.
(d) The inclination of the top surface of the gauge block 62, that is, the spline phase, can be calculated by calculating the height difference between the two ends of the top surface of the gauge block 62 and combining the length of the top surface of the gauge block 62.
The application can rapidly calculate the spline phase, thereby controlling the production quality of the spline shaft fork; and through setting up the gauge block on the spline fluted disc, the gradient of gauge block top surface is the gradient of spline fluted disc's keyway central line, is convenient for find out the measuring point accurately.
The foregoing description of the preferred embodiments of the application is not intended to limit the application to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the application are intended to be included within the scope of the application.

Claims (6)

1. The spline phase detection gauge is characterized by comprising a base, a spline fluted disc (6) and a dial indicator (8); the inner wall of the spline fluted disc (6) is provided with a key groove (61) matched with the key teeth of the spline shaft fork (9), and the central line of the key groove (61) is matched with the central line of the key teeth of the spline shaft fork (9) and is used for being sleeved at the spline end of the spline shaft fork (9); the base is used for supporting the spline shaft fork (9) and the spline fluted disc (6); the gauge head of the dial indicator (8) is correspondingly arranged on the upper surface of the spline fluted disc (6), the dial indicator (8) is slidably connected with the base, and the sliding direction of the dial indicator (8) is parallel to the axial direction of the earhole of the spline shaft fork (9); the spline fluted disc (6) is provided with a gauge block (62), the top surface of the gauge block (62) is a plane and parallel to the central line of the key groove (61), and the gauge head of the dial indicator (8) is correspondingly arranged on the top surface of the gauge block (62);
the base comprises a bottom plate (1), a first supporting seat (2) and a second supporting seat (3) which are arranged on the bottom plate (1), and a mandrel (5) which is coaxially inserted into an earhole of the spline shaft fork (9); the center of the first supporting seat (2) is provided with a containing groove (21) for containing the ear hole end of the spline shaft fork (9), the two ends of the first supporting seat are provided with first supporting grooves (22), and the two ends of the mandrel (5) are respectively placed in the first supporting grooves (22) at the two ends; a second supporting groove (31) is formed in the second supporting seat (3), and the lower surface of the spline fluted disc (6) is placed in the second supporting groove (31); one end of the mandrel (5) is provided with an outwards protruding clamping ring (51), and the other end of the mandrel is sleeved with a transition sleeve (53); the clamping ring (51) and the transition sleeve (53) are respectively positioned at two sides of the ear hole end of the spline shaft yoke (9).
2. The spline phase detection gauge according to claim 1, wherein the outer diameters of the snap ring (51) and the transition sleeve (53) are equal, so that the earholes of the spline shaft yoke (9) are horizontally arranged.
3. The spline phase detection gauge according to claim 2, wherein a baffle (4) is further arranged on the bottom plate (1), and the baffle (4) is parallel to the axial direction of the lug hole of the spline shaft fork (9); the dial indicator (8) is connected with a sliding block (7), and the sliding block (7) is tightly attached to the baffle plate (4) to slide.
4. A spline phase detection gauge according to claim 3, wherein the dial indicator (8) is connected to the slider (7) by a link fixing mechanism (81).
5. The spline phase detection gauge according to claim 1, wherein the axis of the mandrel (5) and the axis of the spline fluted disc (6) are located at the same height, so that the spline shaft fork (9) is horizontally arranged.
6. The spline phase detection gauge according to claim 1, wherein the first support groove (22) and the second support groove (31) are V-shaped grooves.
CN202110998350.1A 2021-08-27 2021-08-27 Spline phase detection gauge Active CN113776404B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110998350.1A CN113776404B (en) 2021-08-27 2021-08-27 Spline phase detection gauge

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Application Number Priority Date Filing Date Title
CN202110998350.1A CN113776404B (en) 2021-08-27 2021-08-27 Spline phase detection gauge

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CN113776404A CN113776404A (en) 2021-12-10
CN113776404B true CN113776404B (en) 2023-10-20

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114674200B (en) * 2022-04-02 2024-01-02 中国航发沈阳发动机研究所 Structure and method for measuring spline offset angle

Citations (5)

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Publication number Priority date Publication date Assignee Title
CN206258062U (en) * 2016-11-14 2017-06-16 河南中轴福漫锻造有限公司 A kind of cubing for detecting the ear face symmetry of splined driveshaft yoke two
CN107367214A (en) * 2017-08-04 2017-11-21 格林精密部件(苏州)有限公司 A kind of gear shaft phase angle detection apparatus
CN107421414A (en) * 2017-06-30 2017-12-01 天津天海同步科技有限公司 A kind of axial workpiece internal spline bounce gauge
KR101943457B1 (en) * 2017-09-11 2019-01-30 일륭기공(주) Universal Joint Spline straightness inspection device
CN211877370U (en) * 2020-03-24 2020-11-06 江铃汽车股份有限公司 Spline pair detection device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN206258062U (en) * 2016-11-14 2017-06-16 河南中轴福漫锻造有限公司 A kind of cubing for detecting the ear face symmetry of splined driveshaft yoke two
CN107421414A (en) * 2017-06-30 2017-12-01 天津天海同步科技有限公司 A kind of axial workpiece internal spline bounce gauge
CN107367214A (en) * 2017-08-04 2017-11-21 格林精密部件(苏州)有限公司 A kind of gear shaft phase angle detection apparatus
KR101943457B1 (en) * 2017-09-11 2019-01-30 일륭기공(주) Universal Joint Spline straightness inspection device
CN211877370U (en) * 2020-03-24 2020-11-06 江铃汽车股份有限公司 Spline pair detection device

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汽车花键轴零件的生产工艺综述;赵升吨等;《锻压装备与制造技术》;第74-77页 *

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