CN217179524U

CN217179524U - Star-shaped sleeve ball way center height checking fixture

Info

Publication number: CN217179524U
Application number: CN202220253045.XU
Authority: CN
Inventors: 郑新峰; 何梅
Original assignee: Shanghai Yuanying Electromechanical Technology Co Ltd
Current assignee: Shanghai Yuanying Electromechanical Technology Co Ltd
Priority date: 2022-02-08
Filing date: 2022-02-08
Publication date: 2022-08-12
Anticipated expiration: 2032-02-08

Abstract

The utility model discloses a star cover ball way center height examines utensil, including workstation, carousel and percentage table, the workstation middle part is equipped with rotatable carousel, workstation one side is fixed with first erection column, install the percentage table on the first erection column, carousel upper end one side is fixed with the second erection column, the second spout has been seted up to second erection column upper end, it is equipped with the second traveller to slide in the second spout, second traveller one end outer wall sliding sleeve is equipped with the accessory plate, just accessory plate one side is equipped with locking device, the second traveller is kept away from the fixed first bearing that inlays of second erection column one end, the second traveller is close to first bearing one end has been seted up and has been held the chamber, first bearing internal fixation has the drive shaft. The checking fixture can conveniently and quickly measure the central height of the star-shaped sleeve lane, is high in measurement precision, facilitates fixing of the star-shaped sleeve lane to be measured, and is simple to operate.

Description

Star-shaped sleeve ball way center height checking fixture

Technical Field

The utility model relates to a measure technical field, particularly, relate to a star cover ball way central height examines utensil.

Background

The inner race is a very important part of a constant velocity joint, and in the drive shaft of a front-drive vehicle, its main functions are: 1. transmitting torque from the engine through the gearbox to the wheels. 2. The power is transmitted while the good use effects of flexible steering, no clamping stagnation, no noise and the like of the wheels are ensured. Therefore, there is a strict requirement on the center height of the lane of the inner race. In actual production, the measurement of the center height of the lane is measured by adopting a contourgraph and comparison method, the measurement is usually carried out by using a contourgraph for a part which is processed for the first time to determine the size of the center height of the lane, and then the comparison measurement is carried out by using the part measured by the contourgraph in the production process, so as to judge whether the product is qualified; actually, when the comparison method is used for measurement, the combination of the rotating diameter of the lane, the diameter of the lane itself and the height of the center of the lane affects the measurement result, so that the error of the height of the center of the lane measured by the comparison method is large, the production cannot be effectively monitored, and the product quality cannot be guaranteed.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an utensil is examined to star cover ball way center height to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a star-shaped sleeve ball way center height gauge comprises a workbench, a rotary table and a dial indicator, wherein the rotary table is arranged in the middle of the workbench, a first mounting column is fixed on one side of the workbench, the dial indicator is mounted on the first mounting column, a second mounting column is fixed on one side of the upper end of the rotary table, a second sliding groove is formed in the upper end of the second mounting column, a second sliding column is arranged in the second sliding groove in a sliding mode, an auxiliary plate is sleeved on the outer wall of one end of the second sliding column in a sliding mode, a locking device is arranged on one side of the auxiliary plate, a first bearing is fixedly embedded in one end, far away from the second mounting column, of the second sliding column, a containing cavity is formed in one end, close to the first bearing, of the second sliding column, a driving shaft is fixedly arranged in the first bearing, a knob is fixed at one end of the driving shaft, a first bevel gear is fixedly arranged at the other end of the driving shaft, and four second bevel gears are equidistantly arranged in the circumferential direction of the first bevel gear, first bevel gear with second bevel gear all is located hold the intracavity, second bevel gear one side all is fixed with the lead screw, the lead screw all through second bearing movable mounting in the second traveller, the equal threaded connection of lead screw outer wall has the rectangle post, the third spout has all been seted up on the four sides of second traveller, just the rectangle post slides respectively and inlays to establish and be corresponding in the third spout, the rectangle post is kept away from second bevel gear one end all is fixed with the internal stay ball, be fixed with infrared distance meter on the second erection column.

Furthermore, a third bearing is fixed in the middle of the upper surface of the workbench, a rotating shaft is fixed in the third bearing, and the turntable is fixed on the rotating shaft.

Furthermore, a first chute has been seted up to first erection column upper end, it is equipped with first traveller to slide in the first chute, the percentage table is fixed the one end of first traveller, first erection column upper end threaded connection has first hand to twist the bolt, just first hand is twisted the bolt and is extended to in the first chute.

Furthermore, the upper surface of the first sliding column is provided with scale marks, and the upper surface of the turntable is provided with quartering auxiliary lines.

Furthermore, the locking device comprises a connecting plate and a second hand-operated bolt, the connecting plate is fixed on one side of the auxiliary plate close to the second mounting column, the second hand-operated bolt is in threaded connection with one end of the connecting plate, and the second hand-operated bolt penetrates through the connecting plate.

Furthermore, the inner walls of two sides of the third sliding groove are fixed with limit blocks, and limit grooves matched with the limit blocks are formed in two sides of the rectangular column.

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

1. the utility model discloses a set up workstation, carousel, percentage table, first erection column, second traveller, accessory plate, drive shaft, knob, first bevel gear, second bevel gear, lead screw, rectangle post, internal stay ball and infrared distance measurement sensor, can make things convenient for, swift measure the central height of star cover lane, and measurement accuracy is high moreover, is convenient for fix the star cover lane of awaiting measuring, easy operation;

2. the utility model can adjust the position of the dial indicator by the sliding of the first sliding column in the first sliding chute by arranging the first sliding chute, the first sliding column and the first hand-screwed bolt, and can fix the first sliding column in the first sliding chute by the first hand-screwed bolt, thereby adjusting the position of the dial indicator according to the size of the star-shaped ball-covering channel;

3. the utility model discloses a set up stopper and spacing groove, can utilize the limiting displacement of stopper and spacing groove to make the rectangle post can not break away from the second traveller.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a star-shaped casing lane center height gauge according to an embodiment of the present invention;

FIG. 2 is a front view of a star-shaped casing lane center height gauge according to an embodiment of the present invention;

FIG. 3 is a top view of a star roulette center height gauge according to an embodiment of the present invention;

fig. 4 is a partial cross-sectional view of a second sliding column in the star roulette center height gauge according to an embodiment of the present invention.

Reference numerals are as follows:

1. a work table; 2. a turntable; 3. a dial indicator; 4. a first mounting post; 5. a second mounting post; 6. a second chute; 7. a second strut; 8. an auxiliary plate; 9. a first bearing; 10. an accommodating chamber; 11. a drive shaft; 12. a knob; 13. a first bevel gear; 14. a second bevel gear; 15. a screw rod; 16. a rectangular column; 17. a third chute; 18. an inner supporting ball; 19. an infrared range finder; 20. a third bearing; 21. a rotating shaft; 22. a first chute; 23. a first traveler; 24. screwing the bolt by a first hand; 25. a connecting plate; 26. screwing a bolt by a second hand; 27. a limiting block; 28. a limiting groove; 29. a star-shaped ball-sleeving path; 30. a second bearing.

Detailed Description

The following, with reference to the drawings and the detailed description, further description of the present invention is made:

example (b):

referring to fig. 1-4, a star-shaped sleeve ball path center height measuring tool according to an embodiment of the present invention includes a workbench 1, a turntable 2 and a dial indicator 3, the turntable 2 is rotatably disposed in the middle of the workbench 1, a first mounting post 4 is fixed on one side of the workbench 1, the dial indicator 3 is mounted on the first mounting post 4, a second mounting post 5 is fixed on one side of the upper end of the turntable 2, a second chute 6 is disposed on the upper end of the second mounting post 5, a second sliding post 7 is slidably disposed in the second chute 6, an auxiliary plate 8 is slidably disposed on an outer wall of one end of the second sliding post 7, a locking device is disposed on one side of the auxiliary plate 8, a first bearing 9 is fixedly embedded on one end of the second sliding post 7 far from the second mounting post 5, a containing cavity 10 is disposed on one end of the second sliding post 7 close to the first bearing 9, a driving shaft 11 is fixed in the first bearing 9, a knob 12 is fixed at one end of the driving shaft 11, a first bevel gear 13 is fixed at the other end of the driving shaft 11, four second bevel gears 14 are arranged at equal intervals in the circumferential direction of the first bevel gear 13, the first bevel gear 13 and the second bevel gears 14 are both located in the accommodating cavity 10, lead screws 15 are fixed at one sides of the second bevel gears 14, the lead screws 15 are movably mounted in the second sliding columns 7 through second bearings 30, rectangular columns 16 are connected to the outer walls of the lead screws 15 through threads, third sliding grooves 17 are formed in four sides of the second sliding columns 7, the rectangular columns 16 are respectively embedded in the corresponding third sliding grooves 17 in a sliding manner, inner supporting balls 18 are fixed at one ends of the rectangular columns 16 far away from the second bevel gears 14, infrared distance meters 19 are fixed on the second mounting columns 5, and the central height of the star-shaped sleeve ball path 29 can be conveniently and quickly measured, and the measuring accuracy is high, the star-shaped sleeve ball way 29 to be measured can be conveniently fixed, and the operation is simple.

In a further embodiment, a third bearing 20 is fixed in the middle of the upper surface of the working table 1, a rotating shaft 21 is fixed in the third bearing 20, and the rotating disc 2 is fixed on the rotating shaft 21.

In a further embodiment, a first sliding groove 22 is formed in the upper end of the first mounting post 4, a first sliding post 23 is slidably disposed in the first sliding groove 22, the dial indicator 3 is fixed to one end of the first sliding post 23, a first hand-screwed bolt 24 is connected to the upper end of the first mounting post 4 through a thread, the first hand-screwed bolt 24 extends into the first sliding groove 22, the position of the dial indicator can be adjusted through sliding of the first sliding post 23 in the first sliding groove 22, the first sliding post 23 in the first sliding groove 22 can be fixed through the first hand-screwed bolt 24, and therefore the position of the dial indicator can be adjusted according to the size of the star-shaped ball-sleeving path 29.

In a further embodiment, the first sliding column 23 has a scale line on the upper surface thereof, and the turntable 2 has a quarter auxiliary line on the upper surface thereof, wherein the scale line can be used for marking the position of the first sliding chute 22, and the quarter auxiliary line can be used for positioning the side of the auxiliary plate 8 close to the knob 12 on the half line of the turntable 2.

In a further embodiment, the locking device comprises a connecting plate 25 and a second hand bolt 26, the connecting plate 25 is fixed on one side of the auxiliary plate 8 close to the second mounting column 5, one end of the connecting plate 25 is in threaded connection with the second hand bolt 26, the second hand bolt 26 penetrates through the connecting plate 25, and the auxiliary plate 8 can be fixed on the second sliding column 7 by tightening the second hand bolt 26.

In a further embodiment, the inner walls of the two sides of the third sliding groove 17 are fixed with limit blocks 27, the two sides of the rectangular column 16 are provided with limit grooves 28 matched with the limit blocks 27, and the rectangular column 16 cannot be separated from the second sliding column 7 by using the limit effects of the limit blocks 27 and the limit grooves 28.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, the star-shaped sleeve ball way 29 is sleeved outside the four inner supporting balls 18, then the driving shaft 11 can be driven to rotate by rotating the knob 12, so as to drive the first bevel gear 13 to rotate, the first bevel gear 13 can drive the four second bevel gears 14 to synchronously rotate, so as to drive the four screw rods 15 to rotate, so as to drive the rectangular columns 16 to slide outwards to tightly support and fix the star-shaped sleeve ball way 29 by using the inner supporting balls 18, then the auxiliary plate 8 is slid to make the auxiliary plate 8 cling to the star-shaped sleeve ball way 29, the auxiliary plate 8 is fixed by screwing the second hand screw bolt 26, then the second sliding column 7 is slid to slide one surface of the auxiliary plate 8 close to the star-shaped sleeve ball way 29 to be coplanar with two auxiliary lines parallel to the auxiliary plate 8 in the quartering auxiliary lines, namely one surface of the auxiliary plate 8 close to the star-shaped sleeve ball way 29 can halve the turntable 2, then record the measured value a of the infrared distance measuring instrument 19, then rotate the rotary table 2, adjust the position of the second sliding column 7 at the same time, until the reading of the dial indicator 3 no longer changes, then record the measured value b of the infrared distance measuring instrument 19, wherein, only when the ball path 29 of the inner race rotates around the sphere center, the jumping value of the ball path 29 of the inner race can be zero, namely the change value of the dial indicator 3 is zero, thus make the difference between the measured value a and the measured value b be the central height of the ball path 29 of the inner race, thus can measure the central height of the ball path 29 of the inner race conveniently and fast, and adopt the infrared distance measuring instrument 19 to measure the high precision, and rotate the knob 12 and can fix the ball path 29 of the inner race to be measured conveniently, easy to operate.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A star-shaped ball-sleeve center height detection tool comprises a workbench (1), a rotary table (2) and a dial indicator (3), wherein the rotary table (2) is arranged in the middle of the workbench (1), a first mounting column (4) is fixed on one side of the workbench (1), the dial indicator (3) is mounted on the first mounting column (4), the star-shaped ball-sleeve center height detection tool is characterized in that a second mounting column (5) is fixed on one side of the upper end of the rotary table (2), a second sliding chute (6) is formed in the upper end of the second mounting column (5), a second sliding column (7) is arranged in the second sliding chute (6) in a sliding mode, an auxiliary plate (8) is sleeved on the outer wall of one end of the second sliding column (7) in a sliding mode, a locking device is arranged on one side of the auxiliary plate (8), a first bearing (9) is fixedly embedded in one end, far away from the second mounting column (5), of the second sliding column (7), and an accommodating cavity (10) is formed in one end, close to the first bearing (9), a driving shaft (11) is fixed in the first bearing (9), a knob (12) is fixed at one end of the driving shaft (11), a first bevel gear (13) is fixed at the other end of the driving shaft (11), four second bevel gears (14) are arranged at equal intervals in the circumferential direction of the first bevel gear (13), the first bevel gear (13) and the second bevel gears (14) are both positioned in the accommodating cavity (10), a screw rod (15) is fixed on one side of each second bevel gear (14), the screw rods (15) are movably mounted in the second sliding columns (7) through second bearings (30), rectangular columns (16) are connected to the outer walls of the screw rods (15) in a threaded manner, third sliding grooves (17) are formed in four sides of each second sliding column (7), and the rectangular columns (16) are respectively embedded in the corresponding third sliding grooves (17) in a sliding manner, an inner supporting ball (18) is fixed to one end, far away from the second bevel gear (14), of the rectangular column (16), and an infrared distance meter (19) is fixed to the second mounting column (5).

2. The star-shaped sleeve raceway center height detection tool according to claim 1, wherein a third bearing (20) is fixed to a middle portion of an upper surface of the working table (1), a rotating shaft (21) is fixed in the third bearing (20), and the rotating disc (2) is fixed to the rotating shaft (21).

3. The star-shaped glocke center height detection tool is characterized in that a first sliding groove (22) is formed in the upper end of the first mounting column (4), a first sliding column (23) is slidably arranged in the first sliding groove (22), the dial indicator (3) is fixed to one end of the first sliding column (23), a first hand-screwed bolt (24) is connected to the upper end of the first mounting column (4) in a threaded mode, and the first hand-screwed bolt (24) extends into the first sliding groove (22).

4. The tool for detecting the height of the center of the star-shaped glocke track according to claim 3, wherein the upper surface of the first sliding column (23) is provided with scale marks, and the upper surface of the rotating disc (2) is provided with quartering auxiliary lines.

5. The tool for detecting the center height of the inner race of the star-shaped sleeve ball race of claim 1, wherein the locking device comprises a connecting plate (25) and a second hand-operated bolt (26), the connecting plate (25) is fixed on one side of the auxiliary plate (8) close to the second mounting column (5), one end of the connecting plate (25) is in threaded connection with the second hand-operated bolt (26), and the second hand-operated bolt (26) penetrates through the connecting plate (25).

6. The star-shaped ball-socket center height detection tool according to claim 1, wherein limiting blocks (27) are fixed to inner walls of two sides of the third sliding groove (17), and limiting grooves (28) matched with the limiting blocks (27) are formed in two sides of the rectangular column (16).