CN214444441U - Coupler centering device - Google Patents

Abstract

The utility model discloses a shaft coupling centering device, which comprises a top block, wherein a concave groove is arranged on the block, a pin shaft sleeve is movably connected in the concave groove, and the pin shaft sleeve can be attached to the groove wall of the concave groove on the top block and can do up-and-down reciprocating motion relative to the top block; the pin shaft sleeve is movably connected with a pin shaft on one side end part facing the direction of the notch of the concave groove on the top block, the pin shaft penetrates through the top block, and the pin shaft can do left-right reciprocating motion relative to the top block. The utility model discloses simple structure, convenient operation can utilize the round pin axle of motion and another shaft coupling portion whether take place to bump and judge whether two shaft coupling portions have a crosspoint, and the motion of outer peripheral face is gone up along this shaft coupling portion to the kicking block that recombines reaches the position at two crosspoints belongings in judging two shaft coupling portions to use this to adjust for the centering of two shaft coupling portions according to.

Description

Coupler centering device

Technical Field

The utility model belongs to the technical field of the shaft coupling centering is relevant, especially relate to a shaft coupling centering device.

Background

And a coupling part for coupling two shafts (a driving shaft and a driven shaft) of different mechanisms to rotate together to transmit torque. It can be understood that the coupling part is connected with the shaft, and in the transmission process, the two coupling parts can shift, that is, the two coupling parts are not aligned or are aligned poorly, so that the load of the coupling part during transmission is increased, the noise is increased, and the service life of corresponding parts is shortened.

At present, the existing method for centering adjustment of the coupling parts usually adopts a ruler and a feeler gauge to measure the radial displacement of the two coupling parts, uses a plane gauge and a wedge gauge to measure the axial positions of the two coupling parts so as to respectively measure the upper, lower, left and right directions of the two coupling parts, and finally adjusts the two coupling parts according to the measurement result so as to center the two coupling parts.

It can be understood that the above-mentioned coupling centering method can realize the centering operation of two coupling parts, however, the above-mentioned method is cumbersome to operate, needs professional operation to realize, and cannot meet different field use requirements.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is necessary to provide a coupling centering device for solving the technical problems in the prior art.

The centering device comprises a top block, wherein a concave groove is formed in the top block, a pin shaft sleeve is movably connected in the concave groove, and the pin shaft sleeve can be attached to the groove wall of the concave groove in the top block and can reciprocate up and down relative to the top block; the pin shaft sleeve is movably connected with a pin shaft on one side end part facing the direction of the notch of the concave groove on the top block, the pin shaft penetrates through the top block, and the pin shaft can do left-right reciprocating motion relative to the top block.

As the utility model discloses an optimal scheme, the round pin axle box is at the orientation seted up the shaft hole on the tip of concave groove notch direction on the kicking block, the round pin axle sets up the position at shaft hole place is sheathe in to the round pin axle.

As the preferred scheme of the utility model, the circular arc angle that the pore wall in shaft hole corresponds is greater than 180.

As the utility model discloses a preferred scheme, the round pin axle sets up the middle part position of round pin axle sleeve.

As a preferable embodiment of the present invention, the concave groove of the top block is a square structure.

As the utility model discloses a preferred scheme, the round pin axle sleeve with the both sides cell wall clearance fit of concave groove on the kicking block, so that the round pin axle sleeve can follow in the concave groove of kicking block the cell wall in concave groove do for the up-and-down motion of kicking block.

As the preferred scheme of the utility model, shaft coupling centering device still includes the locating part, the locating part can with the round pin axle sleeve is spacing on the kicking block.

As the utility model discloses an optimized scheme, the locating part is established to locking bolt, seted up on the kicking block match in locking bolt's screw hole, locking bolt passes the part of screw hole can support press in the round pin axle sleeve, with the round pin axle sleeve is spacing on the kicking block.

As the preferred scheme of the utility model, the quantity of locking bolt is one.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

the utility model provides a shaft coupling centering device simple structure, high durability and convenient operation, support on the outer peripheral face of one of them shaft coupling portion of pressing the shaft coupling with the kicking block, the motion of drive pin axle box at the concave groove of kicking block, so that the round pin axle is sheathe in to support and is leaned on the outer peripheral face of shaft coupling, whether the round pin axle that utilizes the motion takes place to bump with another shaft coupling portion and judges whether two shaft coupling portions have the crosspoint, the motion of outer peripheral face is gone up along this shaft coupling portion to the reunion kicking block, reach the position at two crosspoints places in two shaft coupling portions of judgement, and use this as the centering adjustment to two shaft coupling portions of foundation.

Drawings

Fig. 1 is a schematic structural view of a coupling centering device according to an embodiment of the present invention during operation.

Fig. 2 is a schematic structural diagram of another state of the coupling centering device according to an embodiment of the present invention during operation.

Fig. 3 is the assembly structure diagram of the middle top block and the pin shaft sleeve of the present invention.

10, a top block; 11. a concave groove; 12. a threaded hole; 20. a pin bush; 21. a shaft hole; 30. A pin shaft; 101. locking the bolt; 200. a coupling part.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

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 invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Referring to fig. 1 to 3, a coupler centering device according to an embodiment of the present invention includes a top block 10, a pin bush 20, and a pin shaft 30.

In the present embodiment, the top block 10 of the present embodiment is provided with a concave groove 11, the pin bush 20 is disposed in the concave groove 11 of the top block 10, and the pin bush 20 of the present embodiment can be attached to the groove wall of the concave groove 11 of the top block 10 and reciprocate up and down with respect to the top block 10; the pin shaft 30 is movably connected to one end of the pin bush 20 facing the notch direction of the concave groove 11 of the top block 10, and is disposed to penetrate the top block 10, and the pin shaft 30 can reciprocate left and right with respect to the top block 10.

From the above, in the coupler centering device of the present embodiment, when operating, the pin shaft sleeve 20 may be first placed in the concave groove 11 of the top block 10, the pin shaft 30 is assembled to the pin shaft sleeve 20, the edge of the notch of the concave groove 11 of the top block 10 abuts against the outer circumferential surface of one of the coupler parts 200, then the pin shaft sleeve 20 is driven to move up and down in the concave groove 11 of the top block 10, so that the pin shaft 30 on the pin shaft sleeve 20 abuts against the outer circumferential surface of the coupler part 200, then the pin shaft 30 is driven to reciprocate left and right relative to the top block 10, and whether the pin shaft 30 abuts against the other coupler part 200 is determined to determine whether the two coupler parts 200 have overlapped portions, during which the top block 10 may be driven to adjust the position on the outer circumferential surface of the coupler part 200, and the position of the two intersection points on the two coupler parts 200 may be determined, and based on this, the centering adjustment of the two coupling parts 200 is carried out. The up-and-down reciprocating movement of the pin bush 20 in the concave groove 11 of the top block 10, specifically, the movement in the radial direction of the coupling portion 200, and the left-and-right reciprocating movement of the pin 30 in the pin bush 20 with respect to the top block 10, specifically, the movement in the axial direction of the coupling portion 200.

In the pin bush 20 of the present embodiment, a shaft hole 21 is formed at one end portion facing the notch direction of the concave groove 11 of the top block 10, and the pin 30 is disposed at a position of the shaft hole 21 on the pin bush 20, thereby realizing connection and assembly of the pin 30 on the pin bush 20.

In the present embodiment, the arc angle corresponding to the hole wall of the shaft hole 21 of the present embodiment is larger than 180 °, so that the pin shaft 30 fitted to the shaft hole 21 of the pin bush 20 does not separate from the pin bush 20 by gravity.

Specifically, the pin shaft 30 of the present embodiment is disposed at a middle position of the pin boss 20. Of course, it should be noted that the position of the pin shaft 30 on the pin boss 20 is not limited to that shown in the drawings, and it is obvious to those skilled in the art that the pin shaft 30 may be disposed at any other position of the pin boss 20, and will not be described herein.

In the present embodiment, the concave groove 11 of the top block 10 of the present embodiment is formed in a square structure so as to facilitate the vertical reciprocating movement of the pin bush 20 on the top block 10.

The pin bush 20 of the present embodiment is in clearance fit with both side groove walls of the concave groove 11 of the top block 10 so that the pin bush 20 can reciprocate up and down with respect to the top block 10 along the groove wall of the concave groove 11 in the concave groove 11 of the top block 10, thereby improving the stability of the movement of the pin bush 20 on the top block 10.

As a preferred embodiment of the present invention, the coupler centering device of the present embodiment further includes a limiting member, and the limiting member can limit the pin bush 20 on the top block 10.

Specifically, the stopper of the present embodiment is a lock bolt 101, a threaded hole 12 matched with the lock nut 101 is opened in the top block 10, and a portion of the lock bolt 101 passing through the threaded hole 12 can be pressed against the pin bush 20 to stop the pin bush 20 on the top block 10. So as to restrain the pin bosses 20, which are moved into position, against the top block 10.

The number of the lock nuts 101 in the present embodiment is one.

To sum up, the utility model provides a shaft coupling centering device simple structure, convenient operation supports with the kicking block and presses on the outer peripheral face of one of them shaft coupling portion of shaft coupling, the motion of drive pin axle box in the concave groove of kicking block, so that the round pin axle is sheathe in to the round pin and is leaned on the outer peripheral face of shaft coupling, whether the round pin axle that utilizes the motion takes place to bump with another shaft coupling portion and judges whether two shaft coupling portions have the intersect, the motion of outer peripheral face on this shaft coupling portion is followed to the kicking block of reunion, reach the position at two crosspoints place in two shaft coupling portions of judgement, and use this as the centering adjustment to two shaft coupling portions.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (9)

1. A coupler centering device is characterized by comprising a top block, wherein a concave groove is formed in the top block, a pin shaft sleeve is movably connected in the concave groove, and the pin shaft sleeve can be attached to the groove wall of the concave groove in the top block and can reciprocate up and down relative to the top block; the pin shaft sleeve is movably connected with a pin shaft on one side end part facing the direction of the notch of the concave groove on the top block, the pin shaft penetrates through the top block, and the pin shaft can do left-right reciprocating motion relative to the top block.

2. The coupling centering device according to claim 1, wherein the pin bushing has a shaft hole at an end portion of one side facing the notch direction of the concave groove on the top block, and the pin is disposed at a position of the shaft hole on the pin bushing.

3. The coupling centering device of claim 2, wherein said bore wall of said axial bore corresponds to an arc angle greater than 180 °.

4. The coupling centering device of claim 1, wherein said pin is disposed at a central location of said pin boss.

5. The coupling centering device of claim 1, wherein the concave groove of the top block is provided in a square configuration.

6. The coupling centering device of claim 5, wherein said pin bushing is in clearance fit with both side walls of said recess in said top block so that said pin bushing can reciprocate up and down within said recess in said top block along said recess walls.

7. The coupling centering device of claim 1, further comprising a stop capable of stopping said pin sleeve on said top block.

8. The coupling centering device according to claim 7, wherein the limiting member is a locking bolt, a threaded hole matched with the locking bolt is formed in the top block, and a portion of the locking bolt penetrating through the threaded hole can be pressed against the pin sleeve to limit the pin sleeve on the top block.

9. The coupling centering device of claim 8, wherein the number of said locking bolts is one.

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