CN217913812U

CN217913812U - Clamp for movable cylinder

Info

Publication number: CN217913812U
Application number: CN202222265966.0U
Authority: CN
Inventors: 张雅; 蔡生院
Original assignee: Jiangsu Kangpu Ruisen New Energy Technology Co ltd
Current assignee: Jiangsu Kangpu Ruisen New Energy Technology Co ltd
Priority date: 2022-08-26
Filing date: 2022-08-26
Publication date: 2022-11-29
Anticipated expiration: 2032-08-26

Abstract

The utility model relates to the technical field of compressor production, in particular to a movable cylinder inserting clamp, which comprises a thrust bearing seat, a bottom plate and an adjusting and positioning base, wherein the thrust bearing seat is coaxially arranged; the center of adjusting the location base is provided with first mounting hole, and the outside dispersion of first mounting hole is provided with a plurality of second mounting holes, and the external diameter department that is provided with the second mounting hole on the base of adjusting the location is provided with the adjustment tank, and adjustment tank and second mounting hole parallel arrangement all are provided with the spliced pole in every second mounting hole, are provided with the regulation locking handle in the adjustment tank for adjust the height of spliced pole in the second mounting hole. The utility model discloses a set up the spliced pole in the second mounting hole, utilize to adjust the height that locking handle adjusted the spliced pole, and then adjust the assembly height between piston and the sloping cam plate for the axial inclination of main shaft, improved the general assembly of anchor clamps, reduced manufacturing cost.

Description

Clamp for movable cylinder

Technical Field

The utility model relates to a compressor production technical field especially relates to a piston fills in jar anchor clamps.

Background

Automobile air conditioner compressor is axial piston usually, and the wheel through the sloping cam plate drives the piston and compresses, and the sloping cam plate links to each other with the main shaft with certain angle, promotes the piston through its edge and is axial reciprocating motion, realizes compression, exhaust, inflation, inspiratory work step, consequently, the piston goes into the cylinder body and is one indispensable process in the automobile air conditioner compressor assembling process.

In the prior art, in order to ensure the assembly precision, an auxiliary tool is required to be designed to adjust the axial inclination angle of the swash plate and the main shaft, but because of the different models of the compressors, the inclination angles of the swash plate and the main shaft have corresponding differences, so that the assembly heights between a plurality of pistons and the swash plate are different, and therefore, the swash plates of different models and the cylinder entering processes of the pistons all need to be provided with corresponding auxiliary tools, so that the production cost is improved, and the universality is poor.

The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art that is known to a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: the utility model provides a removable plug jar anchor clamps solves the poor technical problem of current anchor clamps commonality.

In order to achieve the above purpose, the technical scheme of the utility model is that: a movable cylinder-inserting clamp for regulating the axial inclination angle between oblique disk and main shaft is composed of a thrust bearing seat, a base plate and a regulating and positioning base,

the adjusting and positioning base is arranged on one side of the bottom plate, which is far away from the thrust bearing seat;

the center of adjusting the location base is provided with first mounting hole, the outside dispersion of first mounting hole is provided with a plurality of second mounting holes, be provided with on the adjusting the location base the external diameter department of second mounting hole is provided with the adjustment tank, the adjustment tank with second mounting hole parallel arrangement, every all be provided with the spliced pole in the second mounting hole, be provided with regulation locking handle in the adjustment tank, be used for adjusting the spliced pole is in the height in the second mounting hole.

Furthermore, a fourth mounting hole is formed in the side face, facing the adjusting groove, of the connecting column, and one end of the adjusting locking handle is arranged in the fourth mounting hole and is in threaded connection with the fourth mounting hole.

Furthermore, a limiting sleeve is arranged in the first mounting hole and is arranged in parallel with the connecting column.

Further, the piston main part includes main shaft, sloping cam plate and piston, the tip setting of main shaft is in the stop collar, the sloping cam plate cover is established on the main shaft, the sloping cam plate with the axial slope setting of main shaft, the piston is followed the circumference of sloping cam plate sets up and is in the circumference of sloping cam plate is located the equipartition and is had a plurality ofly along, the piston with the spliced pole corresponds the setting, through adjusting the height of spliced pole, adjusts the sloping cam plate with the axial inclination of main shaft.

Further, the piston includes barrel and connecting portion, connecting portion include the edge barrel length direction sets up two ball seats at barrel both ends, two be used for settling between the ball seat the embedding at sloping cam plate border, the barrel with the spliced pole corresponds the setting, every the spliced pole with the junction of barrel all is provided with the protective cover.

Furthermore, the limiting sleeve comprises a first connecting portion and a second connecting portion which are coaxially arranged, the first connecting portion is arranged in the first mounting hole, and the free end of the second connecting portion faces the direction of the swash plate.

Further, the outer diameter of the second connecting portion is larger than the inner diameter of the first mounting hole.

Furthermore, a third mounting hole is formed in the center of the bottom plate, a first bearing is arranged in the third mounting hole, and the first bearing is fixed in the third mounting hole through the thrust bearing seat.

Further, the thrust bearing seat comprises a fixed seat, and a first fixed column and a second fixed column which are coaxially arranged at the center of the fixed seat, the second fixed column is sleeved on the periphery of the first fixed column, the outer diameter of the first fixed column is not larger than the inner diameter of the first bearing, the inner diameter of the second fixed column is not smaller than the outer diameter of the first bearing, and the outer diameter of the second fixed column is not larger than the inner diameter of the third mounting hole.

Further, the inner diameter of the first mounting hole is the same as the inner diameter of the first bearing.

The utility model has the advantages that: the utility model discloses a set up the activity and fill in jar anchor clamps and fix it on mounting platform for the axial inclination of adjusting sloping cam plate and main shaft, through set up the spliced pole in the second mounting hole, utilize to adjust the height of locking handle regulation spliced pole in the second mounting hole, and then adjust the assembly height between piston and the sloping cam plate and the axial inclination of sloping cam plate for the main shaft, compare with prior art, the utility model provides a general assembly of anchor clamps has reduced manufacturing cost.

Drawings

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

FIG. 1 is an assembly diagram of a piston cylinder clamp according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a piston main body in an embodiment of the present invention;

FIG. 3 is a schematic structural view of the piston cylinder clamp according to the embodiment of the present invention;

FIG. 4 is a schematic structural view of an adjusting and positioning base according to an embodiment of the present invention;

FIG. 5 is a schematic cross-sectional view of an embodiment of the present invention;

FIG. 6 is an enlarged view of a portion of FIG. 5 at A;

FIG. 7 is a schematic view of the connection between the bottom plate and the thrust bearing housing according to an embodiment of the present invention;

fig. 8 is a schematic structural diagram of a thrust bearing seat according to an embodiment of the present invention.

Description of reference numerals: 10. a piston body; 11. a main shaft; 12. a swash plate; 13. a piston; 131. a cylindrical portion; 132. a connecting portion; 133. a protective cover; 20. a thrust bearing seat; 21. a fixed seat; 22. a first fixed column; 23. a second fixed column; 30. a base plate; 31. a third mounting hole; 32. a first bearing; 40. adjusting a positioning base; 41. a first mounting hole; 42. a second mounting hole; 43. an adjustment groove; 44. connecting columns; 45. adjusting a locking handle; 46. a limiting sleeve; 461. a first connection portion; 462. a second connecting portion; 463. an annular groove; 47. and (7) clamping blocks.

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.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

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. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

A movable cylinder inserting clamp shown in figures 1 to 8 is used for adjusting the axial inclination angle of a swash plate 12 and a main shaft 11, and comprises a thrust bearing seat 20, a bottom plate 30 and an adjusting and positioning base 40 which are coaxially arranged,

the adjusting and positioning base 40 is arranged on one side of the bottom plate 30 far away from the thrust bearing seat 20;

the center of adjusting and positioning base 40 is provided with first mounting hole 41, the outside dispersion of first mounting hole 41 is provided with a plurality of second mounting holes 42, the external diameter department that is provided with second mounting hole 42 on the adjusting and positioning base 40 is provided with adjustment tank 43, adjustment tank 43 and second mounting hole 42 parallel arrangement all are provided with spliced pole 44 in every second mounting hole 42, be provided with regulation locking handle 45 in the adjustment tank 43 for adjust the height of spliced pole 44 in second mounting hole 42. Here, the piston cylinder jig is fixed to the mounting platform, the piston main body 10 is placed on the jig, and the height of the connecting column 44 is adjusted to adjust the axial inclination angle of the swash plate 12 and the main shaft 11.

The utility model discloses a set up the activity and fill in the cylinder anchor clamps and fix it on mounting platform for adjust the axial inclination of sloping cam plate 12 and main shaft 11, through set up spliced pole 44 in second mounting hole 42, utilize and adjust locking handle 45 and adjust the height of spliced pole 44 in second mounting hole 42, and then adjust the assembly height between piston 13 and the sloping cam plate 12 and sloping cam plate 12 for the axial inclination of main shaft 11, compare with prior art, the utility model discloses a general assembly of anchor clamps has reduced manufacturing cost.

In order to fix the connecting column 44 in the length direction, a fourth mounting hole is formed in the side surface of the connecting column 44 facing the adjusting groove 43, and one end of the adjusting locking handle 45 is arranged in the fourth mounting hole and is in threaded connection with the fourth mounting hole. Alternatively, a person skilled in the art may select other fixing means as long as the connecting column 44 can be fixed during the assembly of the piston body 10.

As shown in fig. 3, a position limiting sleeve 46 is disposed in the first mounting hole 41, and the position limiting sleeve 46 is disposed parallel to the connecting column 44. It should be noted here that in the present application, the connecting column 44 and the limiting sleeve 46 are disposed in the adjusting and positioning base 40 and are parallel to each other, so that when the piston main body 10 is disposed on the adjusting and positioning base 40, the main shaft 11 and the piston cylinder clamp can be coaxial, and the mounting accuracy of the piston main body 10 is ensured.

As shown in fig. 2, the piston main body 10 includes a main shaft 11, a swash plate 12 and pistons 13, the end of the main shaft 11 is disposed in a limiting sleeve 46, the swash plate 12 is sleeved on the main shaft 11, the swash plate 12 is disposed in an inclined manner with respect to the axial direction of the main shaft 11, the pistons 13 are disposed in the circumferential direction of the swash plate 12 and are uniformly distributed on the circumferential edge of the swash plate 12, the pistons 13 are disposed in a corresponding manner with a connecting column 44, and the inclination angle of the swash plate 12 with respect to the axial direction of the main shaft 11 is adjusted by adjusting the height of the connecting column 44. Here, the number of the pistons 13 is the same as the number of the connecting columns 44.

Further, the piston 13 includes a cylindrical portion 131 and a connecting portion 132, the connecting portion 132 includes two ball seats disposed at two ends of the cylindrical portion 131 along a length direction of the cylindrical portion 131, the two ball seats are used for embedding the edge of the swash plate 12, the cylindrical portion 131 and the connecting column 44 are disposed correspondingly, and a protective cover 133 is disposed at a joint of each connecting column 44 and the cylindrical portion 131. In this application, the ball body is inlayed in the ball seat, and spheroid and sloping cam plate 12 sliding connection have reduced the wearing and tearing between piston 13 and the sloping cam plate 12 surface, have prolonged the life of piston main part 10.

As shown in fig. 5 to 6, the limiting sleeve 46 includes a first connecting portion 461 and a second connecting portion 462 which are coaxially disposed, the first connecting portion 461 is disposed in the first mounting hole 41, and a free end of the second connecting portion 462 is disposed toward the swash plate 12. Specifically, the limiting sleeve 46 is fixed in the adjusting and positioning base 40 to ensure the stability of the clamp.

To restrain the restraining sleeve 46, the outer diameter of the second coupling portion 462 is larger than the inner diameter of the first mounting hole 41.

As shown in fig. 7, a third mounting hole 31 is formed in the center of the bottom plate 30, a first bearing 32 is disposed in the third mounting hole 31, and the first bearing 32 is fixed in the third mounting hole 31 by the thrust bearing holder 20.

As shown in fig. 8, the thrust bearing seat 20 includes a fixed seat 21, and a first fixed column 22 and a second fixed column 23 coaxially disposed in the center of the fixed seat 21, the second fixed column 23 is sleeved on the periphery of the first fixed column 22, the outer diameter of the first fixed column 22 is not greater than the inner diameter of the first bearing 32, the inner diameter of the second fixed column 23 is not less than the outer diameter of the first bearing 32, and the outer diameter of the second fixed column 23 is not greater than the inner diameter of the third mounting hole 31. In this embodiment, the difference in inner diameter between the two parts is no greater than 0.5mm.

Further, the inner diameter of the first mounting hole 41 is the same as the inner diameter of the first bearing 32.

It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a cylinder anchor clamps are filled in to activity for the axial inclination of swashplate and main shaft, its characterized in that: comprises a thrust bearing seat, a bottom plate and an adjusting and positioning base which are coaxially arranged,

2. The piston cylinder clamp as claimed in claim 1, wherein a fourth mounting hole is formed on a side surface of the connecting column facing the adjusting groove, and one end of the adjusting locking handle is disposed in the fourth mounting hole and is in threaded connection with the fourth mounting hole.

3. The piston cylinder entering clamp according to claim 1, wherein a limiting sleeve is arranged in the first mounting hole and is arranged in parallel with the connecting column.

4. The piston cylinder clamp according to claim 3, wherein the end of the main shaft is arranged in the limiting sleeve, the swash plate is sleeved on the main shaft, the swash plate is arranged in an axially inclined manner with the main shaft, a plurality of pistons are uniformly distributed at the circumferential edge of the swash plate along the circumferential direction of the swash plate, the pistons are correspondingly arranged with the connecting column, and the axial inclination angle of the swash plate and the main shaft is adjusted by adjusting the height of the connecting column.

5. The piston cylinder clamp according to claim 4, wherein the piston comprises a cylindrical portion and a connecting portion, the connecting portion comprises two ball seats disposed at two ends of the cylindrical portion along a length direction of the cylindrical portion, the two ball seats are used for embedding the edge of the swash plate, the cylindrical portion is disposed corresponding to the connecting columns, and a protective cover is disposed at a connection position of each connecting column and the cylindrical portion.

6. The piston cylinder clamp according to claim 4 or 5, wherein the limit sleeve comprises a first connecting portion and a second connecting portion which are coaxially arranged, the first connecting portion is arranged in the first mounting hole, and a free end of the second connecting portion is arranged towards the direction of the swash plate.

7. A piston-in-cylinder clamp according to claim 6, wherein the second connecting portion has an outer diameter larger than an inner diameter of the first mounting hole.

8. The piston cylinder feed clamp of claim 1, wherein a third mounting hole is formed in the center of the bottom plate, a first bearing is disposed in the third mounting hole, and the thrust bearing seat fixes the first bearing in the third mounting hole.

9. The piston cylinder-entering clamp according to claim 8, wherein the thrust bearing seat comprises a fixed seat, and a first fixed column and a second fixed column which are coaxially arranged in the center of the fixed seat, the second fixed column is sleeved on the periphery of the first fixed column, the outer diameter of the first fixed column is not larger than the inner diameter of the first bearing, the inner diameter of the second fixed column is not smaller than the outer diameter of the first bearing, and the outer diameter of the second fixed column is not larger than the inner diameter of the third mounting hole.

10. A piston-in-cylinder clamp according to claim 8 or 9, wherein the inner diameter of the first mounting hole is the same as the inner diameter of the first bearing.