CN218177769U

CN218177769U - Universal joint roller pin limiting block structure

Info

Publication number: CN218177769U
Application number: CN202222716316.3U
Authority: CN
Inventors: 张子墩; 吴剑峰; 游强; 张启国
Original assignee: Jinjiang Yuande Machinery Manufacturing Co ltd
Current assignee: Jinjiang Yuande Machinery Manufacturing Co ltd
Priority date: 2022-10-17
Filing date: 2022-10-17
Publication date: 2022-12-30
Anticipated expiration: 2032-10-17

Abstract

The utility model relates to a spacing technical field of universal joint kingpin just discloses a universal joint kingpin stopper structure, including three-pin frame universal joint kingpin, the top of three-pin frame universal joint kingpin is provided with stop device, stop device's bottom is provided with connecting device, stop device is including placing piece, stopper, spacing half slot, connecting plate, articulated shaft and articulated slab, place the piece and connect in the top of three-pin frame universal joint kingpin, stopper fixed connection is in the bottom of placing the piece. This universal joint kingpin stopper structure, through being provided with stop device, when using, the kingpin rotates, until rotating connecting plate and ground contact, continues to rotate and drives articulated shaft rebound for form the V style of calligraphy of falling the form between connecting plate and the articulated plate, during the articulated shaft inserted spacing half slot this moment, formed the block, thereby play spacing effect, can carry out spacingly, can remain stable when using, can satisfy the user demand.

Description

Universal joint roller pin limiting block structure

Technical Field

The utility model relates to a spacing technical field of universal joint kingpin specifically is a spacing block structure of universal joint kingpin.

Background

The universal joint is a part for realizing variable-angle power transmission, is used for changing the position of the direction of a transmission axis, and is a joint part of a universal transmission device of an automobile driving system.

The prior art discloses the publication numbers as follows: CN210799790U a tripod universal joint that transmission efficiency is high, including the tripod, the surface of tripod is equipped with three evenly distributed's round pin axle, the outside of round pin axle is rotated and is cup jointed the gyro wheel, the surface of round pin axle is equipped with the lug, the vertical outer wall top position fixedly connected with spacing top plate of round pin axle, the vertical outer wall bottom position fixedly connected with spacing film of round pin axle, the bottom internal surface of spacing top plate rotates and is connected with first commentaries on classics cover, the top internal surface of spacing film rotates and is connected with the second commentaries on classics cover, it is connected with same kingpin to rotate between first commentaries on classics cover and the second commentaries on classics cover, be equipped with the ball between kingpin and the lug. The utility model discloses a universal joint has increased bearing limit structure, can reduce the frictional force between bearing and ball ring, the round pin axle to promote the whole transmission efficiency of universal joint, and can reduce the wearing and tearing of universal joint, prolong the life of universal joint.

However, the universal joint needle roller limiting block structure does not have the function of dismounting, so that the universal joint needle roller limiting block structure is always positioned on the surface of a needle roller when in use, the friction times are increased, the universal joint needle roller limiting block is easy to damage, the effect is not good when in use, and the universal joint needle roller limiting block structure needs to be improved.

Disclosure of Invention

An object of the utility model is to provide a universal joint kingpin spacing block structure to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a universal joint roller pin limiting block structure comprises a three-pin-frame universal joint roller pin, wherein a limiting device is arranged at the top of the three-pin-frame universal joint roller pin, and a connecting device is arranged at the bottom of the limiting device.

The limiting device comprises a placing block, a limiting semicircular groove, a connecting plate, a hinge shaft and a hinged plate, the placing block is connected to the top of the three-pin-frame universal joint roller pin, the limiting block is fixedly connected to the bottom of the placing block, the limiting semicircular groove is formed in the bottom of the limiting block, the connecting plate is connected to the surface of the three-pin-frame universal joint roller pin, the hinge shaft is hinged to the top of the connecting plate, and the bottom of the hinged plate is connected to the top of the hinge shaft.

Preferably, the connecting device comprises a screw and a fixing nut, and the screw is fixedly connected to the bottom of the placing block.

Preferably, the top of the hinged plate is hinged to the bottom of the placing block, and the hinged plate is hinged to the bottom of the placing block and can be turned over, so that an inverted V-shaped structure is formed between the hinged plate and the connecting plate, and normal use of the limiting device is ensured.

Preferably, the top of the tripod universal joint needle roller is provided with a mounting hole, the aperture of the mounting hole is larger than the diameter of the screw, and the screw can be inserted into the mounting hole and is matched with the fixing nut for mounting.

Preferably, the screw rod is inserted into the mounting hole, the fixing nut is in threaded connection with the surface of the screw rod, the fixing nut can be sleeved at the bottom of the screw rod when the limiting device is used and then screwed upwards until the fixing nut is attached to the inner top of the roller pin of the three-pin-frame universal joint, and the limiting device can be mounted well.

Preferably, the quantity of stopper, spacing semicircle groove, connecting plate, articulated shaft and articulated slab is two, two stopper, spacing semicircle groove, connecting plate, articulated shaft and articulated slab symmetric distribution are in the left and right sides of placing a bottom, through being provided with two stoppers, spacing semicircle grooves, connecting plate, articulated shaft and articulated slab, no matter rotate the direction and towards which side when spacing, can both ensure to carry on spacingly, excellent in use effect.

Preferably, the articulated shaft is pegged graft in the inside of spacing half slot, the diameter of articulated shaft and the aperture adaptation of spacing half slot through being provided with spacing half slot, form the V style of calligraphy of falling the form between connecting plate and the articulated plate, during the articulated shaft inserted spacing half slot this moment, form the block to play spacing effect.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this universal joint kingpin stopper structure, through being provided with stop device, when using, the kingpin rotates, until rotating connecting plate and ground contact, continues to rotate and drives articulated shaft rebound for form the V style of calligraphy of falling the form between connecting plate and the articulated plate, during the articulated shaft inserted spacing half slot this moment, formed the block, thereby play spacing effect, can carry out spacingly, can remain stable when using, can satisfy the user demand.

2. This universal joint kingpin stopper structure, through being provided with connecting device, when the installation, can insert the mounting hole with the screw rod of placing a bottom, make it can get into in the tripod universal joint kingpin, then overlap fixation nut in the bottom of screw rod, then upwards twist, until fixation nut laminating at the interior top of tripod universal joint kingpin, install stop device, make universal joint kingpin stopper structure possess the function of dismouting, can not be in the kingpin surface all the time when using, can reduce the friction number of times by a wide margin, it is not fragile, effectual when using.

Drawings

FIG. 1 is a schematic view of the overall three-dimensional front view structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the whole three-dimensional structure of the present invention;

fig. 4 is an enlarged schematic structural view of the point B in fig. 3 according to the present invention.

In the figure: 1. a tripod universal joint needle roller; 2. a limiting device; 201. placing the blocks; 202. a limiting block; 203. a semi-circular limiting groove; 204. a connecting plate; 205. hinging shafts; 206. a hinge plate; 3. a connecting device; 301. a screw; 302. and fixing the nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions:

a universal joint roller pin limiting block structure comprises a tripod universal joint roller pin 1, wherein a limiting device 2 is arranged at the top of the tripod universal joint roller pin 1, and a connecting device 3 is arranged at the bottom of the limiting device 2.

The limiting device 2 comprises a placing block 201, a limiting block 202, a limiting semicircular groove 203, a connecting plate 204, a hinge shaft 205 and a hinge plate 206, the placing block 201 is connected to the top of a tripod universal joint needle roller 1, the limiting block 202 is fixedly connected to the bottom of the placing block 201, the limiting semicircular groove 203 is arranged at the bottom of the limiting block 202, the connecting plate 204 is connected to the surface of the tripod universal joint needle roller 1, the hinge shaft 205 is hinged to the top of the connecting plate 204, the bottom of the hinge plate 206 is connected to the top of the hinge shaft 205, the hinge shaft 205 is inserted into the limiting semicircular groove 203, the diameter of the hinge shaft 205 is matched with the diameter of the limiting semicircular groove 203, the limiting semicircular groove 203 is arranged, when the connecting plate 204 and the hinge plate 206 form an inverted V shape, the hinge shaft 205 is inserted into the limiting semicircular groove 203 to form a clamping effect, the hinge plate acts as a limiting function, the top of the hinge plate 206 is hinged to the bottom of the placing block 201, the hinge plate 206 is provided with the hinge plate 206, the hinge plate 206 is connected to the bottom of the placing block 201, the connecting plate 206, the hinge plate can be turned over, so that the inverted V shape is formed between the hinge plate 204 and the hinge plate 206, normal use of the limiting grooves 204 and the connecting plate 206 is ensured, the limiting grooves 204 and the limiting grooves 206, the two limiting grooves 204 and the limiting grooves 206, normal use of the connecting plate 202 is ensured, the limiting grooves 204 and the limiting grooves 206, the connecting plate 205 is both sides.

Connecting device 3 includes screw rod 301 and fixation nut 302, screw rod 301 fixed connection is in the bottom of placing piece 201, tripod universal joint kingpin 1's top is provided with the mounting hole, the aperture of mounting hole is greater than screw rod 301's diameter, through being provided with the mounting hole, can let screw rod 301 insert, cooperation fixation nut 302 installs, screw rod 301 pegs graft in the inside of mounting hole, fixation nut 302 threaded connection is on screw rod 301's surface, through being provided with fixation nut 302, can overlap fixation nut 302 in screw rod 301's bottom when using, then upwards twist, until fixation nut 302 laminates at tripod universal joint kingpin 1's interior top, can install stop device 2.

When in use, the placing block 201 and other limiting components at the bottom of the placing block can be arranged on the tripod universal joint roller pin 1, when in installation, the screw 301 at the bottom of the placing block 201 can be inserted into the installation hole to enable the screw to enter the tripod universal joint roller pin 1, then the fixing nut 302 is sleeved at the bottom of the screw 301 and screwed upwards until the fixing nut 302 is attached to the inner top of the tripod universal joint roller pin 1, the limiting device 2 is installed, so that the universal joint roller pin limiting block structure has the dismounting function, will not be on the kingpin surface all the time when using, can reduce the friction number of times by a wide margin, it is not fragile, effectual when using, and when using, the kingpin rotates, until rotating connecting plate 204 and ground contact, continue to rotate and drive articulated shaft 205 rebound, make to form the V style of calligraphy of falling the form between connecting plate 204 and the articulated plate 206, articulated shaft 205 inserts in spacing half slot 203 this moment, form the block, thereby play spacing effect, can carry on spacingly, can remain stable when using, can satisfy the user demand.

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 the 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. The utility model provides a universal joint kingpin stopper structure, includes tripod universal joint kingpin (1), its characterized in that: the top of the three-pin-frame universal joint needle roller (1) is provided with a limiting device (2), and the bottom of the limiting device (2) is provided with a connecting device (3);

the limiting device (2) comprises a placing block (201), a limiting block (202), a limiting semicircular groove (203), a connecting plate (204), a hinge shaft (205) and a hinge plate (206), the placing block (201) is connected to the top of the tripod universal joint roller pin (1), the limiting block (202) is fixedly connected to the bottom of the placing block (201), the limiting semicircular groove (203) is formed in the bottom of the limiting block (202), the connecting plate (204) is connected to the surface of the tripod universal joint roller pin (1), the hinge shaft (205) is hinged to the top of the connecting plate (204), and the bottom of the hinge plate (206) is connected to the top of the hinge shaft (205).

2. The universal joint needle roller spacing block structure according to claim 1, wherein: the connecting device (3) comprises a screw rod (301) and a fixing nut (302), and the screw rod (301) is fixedly connected to the bottom of the placing block (201).

3. The universal joint needle roller limiting block structure according to claim 1, characterized in that: the top of the hinge plate (206) is hinged to the bottom of the placing block (201).

4. The universal joint needle roller spacing block structure according to claim 2, wherein: the top of the tripod universal joint roller pin (1) is provided with a mounting hole, and the aperture of the mounting hole is larger than the diameter of the screw rod (301).

5. The universal joint needle roller spacing block structure according to claim 2, wherein: the screw (301) is inserted into the mounting hole, and the fixing nut (302) is connected to the surface of the screw (301) in a threaded mode.

6. The universal joint needle roller spacing block structure according to claim 1, wherein: the number of the limiting blocks (202), the limiting semicircular grooves (203), the connecting plates (204), the hinge shafts (205) and the hinge plates (206) is two, and the limiting blocks (202), the limiting semicircular grooves (203), the connecting plates (204), the hinge shafts (205) and the hinge plates (206) are symmetrically distributed on the left side and the right side of the bottom of the placing block (201).

7. The universal joint needle roller limiting block structure according to claim 1, characterized in that: the hinge shaft (205) is inserted into the limiting semicircular groove (203), and the diameter of the hinge shaft (205) is matched with the aperture of the limiting semicircular groove (203).