CN212988216U

CN212988216U - Tri-pivot universal joint shaft hub trisection detection device

Info

Publication number: CN212988216U
Application number: CN202022362302.7U
Authority: CN
Inventors: 王立军; 王维凯; 艾小杰; 张凌云
Original assignee: ZHEJIANG ODM TRANSMISSION TECHNOLOGY CO LTD
Current assignee: ZHEJIANG ODM TRANSMISSION TECHNOLOGY CO LTD
Priority date: 2020-10-21
Filing date: 2020-10-21
Publication date: 2021-04-16
Anticipated expiration: 2030-10-21

Abstract

The utility model relates to a triaxial universal joint shaft hub trisection detection device relates to the field that machining detected frock, including detecting the platform, detect bench fixed surface is connected with and is used for placing the seat of placing of tripod, it is provided with the gag lever post that is used for a certain round pin axle of butt to place the seat, detect the platform and be located one side fixedly connected with support post of placing the seat, support post slides and is connected with the positioning mechanism who is used for fixing a position the tripod, it is provided with detecting element to detect the platform and is located one side of placing the seat, detecting element's probe sets up with the axial perpendicularity of round pin axle that awaits measuring. The application has the effect of convenient detection.

Description

Tri-pivot universal joint shaft hub trisection detection device

Technical Field

The application relates to the field of machining detection tools, in particular to a trisection detection device for a hub of a three-pivot universal joint.

Background

The three-pivot universal joint has the advantages of simple structure, small volume, light weight, good lubrication, quick heat dissipation, large bearing capacity, reliable work and the like, and is a constant velocity universal joint which is widely applied in recent years.

The three-pivot universal joint hub comprises a round three-pin frame and three pin shafts which are equidistantly arranged on the outer surface of the three-pin frame, and each pin shaft is sleeved with a ball ring assembly. The included angle formed by the axes of two adjacent pin shafts is 120 degrees, after the shaft hub of the three-pivot universal joint is machined, a special measuring instrument is usually used for measuring the three pivots to detect whether the three pivots meet the requirements, and the special measuring instrument needs to fix a product through a special clamp so as to detect and measure the product.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: when measuring the product, need use special fixture to fix the product to be not convenient for directly detect the product.

SUMMERY OF THE UTILITY MODEL

In order to facilitate detection of products, the application provides a device for detecting trisection of a shaft hub of a three-pivot universal joint.

The technical scheme is that the three-pivot universal joint hub trisection detection device provided by the application adopts the following technical scheme:

the trisection detection device comprises a detection table, wherein a placing seat used for placing a three-pin frame is fixedly connected to the upper surface of the detection table, a limiting rod used for abutting against a certain pin shaft is arranged on the placing seat, a supporting upright post is fixedly connected to one side, located on the placing seat, of the detection table, a positioning mechanism used for positioning the three-pin frame is connected to the supporting upright post in a sliding mode, a detection element is arranged on one side, located on the placing seat, of the detection table, and a probe of the detection element is perpendicular to the axial direction of the pin shaft to be detected.

Through adopting above-mentioned technical scheme, before detecting the tripod, earlier with positioning mechanism along the direction removal that the support post orientation deviates from the test table, place the tripod on placing the seat again, and with a certain round pin axle butt in the gag lever post of tripod, later with the direction removal of positioning mechanism orientation tripod, and positioning mechanism relies on self gravity butt and compresses tightly in the tripod, thereby the removal of tripod has been restricted, later detecting element can detect its and certain round pin axle between the distance and the record, later repeat above-mentioned step, detect respectively to remaining two round pin axles, thereby whether up to standard according to the detection data judgement detection product, whole testing process convenient operation.

Preferably, the positioning mechanism comprises a lifting seat connected to the supporting stand column in a sliding manner along the longitudinal direction, an auxiliary frame is fixedly connected to the side wall of the lifting seat, a positioning piece used for positioning the tripod is fixedly connected to the auxiliary frame, and the positioning piece abuts against the tripod.

Through adopting above-mentioned technical scheme, the accessible removes the lift seat, makes the lift seat can reciprocate along the support post, and then makes the lift seat can drive the auxiliary frame and remove, makes the auxiliary frame can drive setting element butt in the upper end of tripod to the removal of tripod has been restricted.

Preferably, the positioning piece is arranged in a conical shape.

Through adopting above-mentioned technical scheme, make the setting element can the butt in the hole of tripod, simultaneously because the setting element is coniform setting to make the setting element can fix a position the center of tripod, and the setting element can carry out the butt to the tripod of different diameters size, need not to change the setting element, thereby improve detection efficiency, and be convenient for detect, still reduced the cost of manufacture of examining the utensil simultaneously.

Preferably, the lifting seat is fixedly connected with an extension spring, and the tail end of the extension spring is fixedly connected to the top end of the supporting upright post.

Through adopting above-mentioned technical scheme, after detecting element finishes to a round pin axle detection, when needing to detect next round pin axle, need the rebound lift seat, make setting element and tripod rest separation, extension spring is tensile state this moment to when the lift seat of upwards lifting, extension spring can assist the operator upwards lifting lift seat in order to resume the deformation, thereby can reduce operator's application of force to a certain extent, makes lifting lift seat more smooth.

Preferably, the through groove has been seted up along transversely to the lift seat, it wears to be equipped with the pin to lead to the groove to slide, the pin stretches out the lift seat lateral wall, the keyway that supplies the pin joint is seted up to the upper end of support post.

Through adopting above-mentioned technical scheme, when the operator need detect next product, need to go up and down the seat rebound, make setting element and three round pin framves separation completely, in order to make the change product that the operator can be more convenient, the accessible wears to locate logical groove with the pin, makes the pin can insert to the keyway towards the one end of support post to make the seat that goes up and down be located the support post upper end, and then make things convenient for the operator to change and wait to detect the product.

Preferably, the pin lateral wall fixedly connected with lug, logical inslot wall sets up the spout that supplies the lug to slide, lug lateral wall fixedly connected with drive spring, drive spring's one end fixed connection is in the lug, other end fixed connection is in the spout lateral wall.

Through adopting above-mentioned technical scheme, make the pin be located logical inslot all the time, prevent that the pin from losing, when the lift seat slides from top to bottom along the support post, the one end butt of pin in the support post lateral wall, and driving spring is compression state, when the lift seat drives the pin and removes to the keyway, driving spring can drive the pin and remove towards the direction of keyway bottom, and then make the pin joint in the keyway, the lateral wall of lift seat is still stretched out to the one end that the pin deviates from the keyway this moment, thereby make things convenient for the operator to extract the pin from the keyway, and then can remove the lift seat.

Preferably, the placing seat is provided with a plurality of limiting holes, the limiting holes are arranged along the axial direction of the pin shaft, and the lower end of the limiting rod penetrates through the limiting holes.

Through adopting above-mentioned technical scheme, when testing time measuring the tripod of different diameters size, can insert the gag lever post to suitable spacing hole according to the diameter size of tripod, prevent that the gag lever post from interfering placing of the tripod of different diameters, make the gag lever post can carry out the butt spacing to the tripod of different models.

Preferably, the lifting seat is fixedly connected with a handle.

Through adopting above-mentioned technical scheme, through setting up the handle, make that the operator can be more convenient remove the seat that goes up and down.

Preferably, the holding tank has been seted up to the support post upper end, holding tank bottom fixedly connected with coupling spring, coupling spring's terminal fixedly connected with bumps the pearl, the joint groove that supplies to bump the pearl joint is seted up to the lift seat.

Through adopting above-mentioned technical scheme, change the product for making the operator can be more convenient to can directly fall and will go up and down the seat rebound, thereby make the seat that goes up and down to bump the pearl and apply the effort that moves towards holding tank bottom direction, and then make the connecting spring compression, thereby make and bump the pearl can the joint in the joint inslot, make the seat that goes up and down in the support post upper end, and then make things convenient for the operator to change and wait to detect the product.

Drawings

Fig. 1 is a schematic overall structure diagram of the first embodiment.

Fig. 2 is a schematic structural diagram of the placing seat in the first embodiment.

Fig. 3 is a sectional view of the elevator base according to the first embodiment.

Fig. 4 is a sectional view of the lifting base in the second embodiment.

Description of reference numerals: 1. a detection table; 2. a placing seat; 3. a detection element; 21. a limiting hole; 22. a limiting rod; 4. supporting the upright post; 5. a positioning mechanism; 51. a lifting seat; 52. an auxiliary frame; 53. a positioning member; 54. a handle; 55. an extension spring; 56. a through groove; 57. a pin; 58. a pin slot; 6. a bump; 7. a chute; 8. a drive spring; 9. accommodating grooves; 91. a connecting spring; 92. bumping beads; 93. a clamping groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a device for detecting trisection of a hub of a three-pivot universal joint.

The first embodiment is as follows:

referring to fig. 1 and 2, a three-pivot universal joint shaft hub trisection detection device is including the detection platform 1 that is the level setting, detect 1 upper surface of platform and be used for placing seat 2 of placing the tripod through screw fixedly connected with, and place seat 2 and be square setting, detect one side fixedly connected with detecting element 3 that platform 1 is located seat 2 of placing, and detecting element 3 adopts the digital display amesdial, and the digital display amesdial is fixed in on detecting platform 1 through the digital display amesdial seat, and the probe of amesdial becomes perpendicular setting with the axial of the round pin axle that awaits measuring. Place on the seat 2 along vertically having seted up two spacing holes 21, two spacing holes 21 align to set up and set up along the axial arrangement of round pin axle, can dismantle in the spacing hole 21 and wear to be equipped with the gag lever post 22 that is used for a certain round pin axle of butt, gag lever post 22 upper end stretches out and places seat 2 surface, gag lever post 22 quantity is one, thereby when the certain round pin axle butt of the tripod of different diameters size in the gag lever post 22 that is located different positions, the axial of the round pin axle that awaits measuring is all unanimous, thereby when detecting not unidimensional tripod, need not change the position of digital display amesdial seat, it has vertical support post 4 to be welded in the one side of placing seat 2 at test table 1, and support post 4's quantity is two, support post 4 is connected with the positioning mechanism 5 that is used for fixing a position the tripod along vertical sliding.

Referring to fig. 1 and 2, positioning mechanism 5 includes along the lift seat 51 of longitudinal sliding sleeve locating support post 4, lift seat 51 lateral wall extends and is fixed with auxiliary frame 52, auxiliary frame 52 is including being the horizontally horizontal portion, be vertical portion, the horizontal portion and the vertical portion of auxiliary frame 52 are connected perpendicularly, and the vertical portion lower extreme of auxiliary frame 52 is fixed with setting element 53, setting element 53 is coniform setting, thereby setting element 53 lateral wall can butt border on the hole of tripod, for the convenience remove lift seat 51, in the outer wall welding of lift seat 51 there is handle 54.

Referring to fig. 1 and 3, lift seat 51 upper end is fixed with extension spring 55, and extension spring 55 is located between two support posts 4, extension spring 55's one end is fixed in lift seat 51, the other end welds in the footstock of two support posts 4 upper end fixings, through groove 56 has been seted up along transversely to the lift seat 51 lateral wall, and the both ends of through groove 56 are the opening setting, and wear to be equipped with in the through groove 56 and be horizontal pin 57, support post 4 upper end is along transversely seting up the keyway 58 that supplies pin 57 joint, when pin 57 joint in keyway 58, the one end that pin 57 deviates from keyway 58 still stretches out lift seat 51 lateral wall, thereby make things convenient for the operator to remove pin 57. Secondly, the lateral walls of the two sides of the pin 57 are respectively welded with a convex block 6, the inner walls of the two sides of the through groove 56 are respectively provided with a sliding groove 7 for the sliding of the convex block 6, one side of the convex block 6 departing from the supporting upright post 4 is welded with a driving spring 8, one end of the driving spring 8 is welded on the lateral wall of the convex block 6, and the other end is welded on the inner wall of the sliding groove 7 departing from the supporting upright post 4.

The implementation principle of the first embodiment is as follows: place the tripod on placing seat 2 earlier, and make a round pin axle butt of tripod in gag lever post 22, later operator's portable pin 57, with pin 57 and cotter way 58 separation, thereby the operator can be with lift seat 51 lapse, make auxiliary frame 52 rely on self gravity to drive the inclined plane lateral wall of setting element 53 and compress tightly in tripod hole upper end, thereby make the tripod rigidity, later with the probe terminal surface butt of digital display amesdial in the round pin axle lateral wall, thereby obtain the distance between digital display amesdial and the round pin axle that awaits measuring, later repeat above-mentioned operation, thereby can detect all the other round pin axles respectively, make whole operation process convenient and fast.

Example two:

referring to fig. 4, this embodiment and embodiment one difference lie in that, holding tank 9 has been seted up along transversely to support column 4 upper end, and the welding of holding tank 9 bottom has and is horizontally coupling spring 91, and coupling spring 91's one end welds in holding tank 9 bottom, and coupling spring 91's other end welding has bumps 92, bumps 92 diameter slightly to be less than holding tank 9 inner wall width, bumps 92 diameter slightly to be greater than holding tank 9 mouth simultaneously, and the joint groove 93 that supplies to bump 92 joint is seted up along transversely to going up and down seat 51.

The implementation principle of the second embodiment is as follows: when the lifting seat 51 is required to be moved to the upper end of the supporting upright post 4, the lifting seat 51 can be directly moved by a single hand, so that the collision beads 92 can be clamped in the clamping grooves 93, and the operation is convenient.

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. A trisection detection device for a hub of a three-pivot universal joint is characterized in that: including examining test table (1), examine test table (1) upper surface fixedly connected with and be used for placing seat (2) of placing three round pin framves, place seat (2) and be provided with gag lever post (22) that are used for a certain round pin axle of butt, examine test table (1) and be located one side fixedly connected with support post (4) of placing seat (2), support post (4) slide and are connected with positioning mechanism (5) that are used for fixing a position three round pin framves, it is provided with detecting element (3) to examine one side that test table (1) is located place seat (2), the probe of detecting element (3) and the axial vertical setting of the round pin axle that awaits measuring.

2. A triaxial universal joint hub trisection detection apparatus as claimed in claim 1, wherein: positioning mechanism (5) are including connecting in lift seat (51) of support post (4) along longitudinal sliding, lift seat (51) lateral wall fixedly connected with auxiliary frame (52), auxiliary frame (52) fixedly connected with is used for fixing a position setting element (53) of tripod, setting element (53) butt in tripod.

3. A triaxial universal joint hub trisection detection apparatus as claimed in claim 2, wherein: the positioning piece (53) is arranged in a conical shape.

4. A triaxial universal joint hub trisection detection apparatus as claimed in claim 2, wherein: lifting seat (51) fixedly connected with extension spring (55), extension spring (55) end fixed connection is in the top of support post (4).

5. A triaxial universal joint hub trisection detection apparatus as claimed in claim 2, wherein: go up and down seat (51) along transversely having seted up logical groove (56), it wears to be equipped with pin (57) to lead to groove (56) to slide, lift seat (51) lateral wall is stretched out in pin (57), keyway (58) that supply pin (57) joint are seted up to the upper end of support post (4).

6. A triaxial universal joint hub trisection detection apparatus as claimed in claim 5, wherein: pin (57) lateral wall fixedly connected with lug (6), spout (7) that supply lug (6) to slide are seted up to logical groove (56) inner wall, lug (6) lateral wall fixedly connected with drive spring (8), the one end fixed connection of drive spring (8) is in lug (6), other end fixed connection in spout (7) lateral wall.

7. A triaxial universal joint hub trisection detection apparatus as claimed in claim 1, wherein: the placing seat (2) is provided with a plurality of limiting holes (21), the limiting holes (21) are arranged along the axial direction of the pin shaft, and the lower end of the limiting rod (22) penetrates through the limiting holes (21).

8. A triaxial universal joint hub trisection detection apparatus as claimed in claim 2, wherein: the lifting seat (51) is fixedly connected with a handle (54).

9. A triaxial universal joint hub trisection detection apparatus as claimed in claim 2, wherein: holding tank (9) have been seted up to support post (4) upper end, holding tank (9) bottom fixedly connected with coupling spring (91), terminal fixedly connected with of coupling spring (91) bumps pearl (92), joint groove (93) that the confession bumped pearl (92) joint are seted up to lift seat (51).