CN108972421B

CN108972421B - Positioning rotating assembly

Info

Publication number: CN108972421B
Application number: CN201810973752.4A
Authority: CN
Inventors: 马炳新
Original assignee: Changzhou Kangpurui Automotive Air Conditioning Co ltd
Current assignee: Changzhou Kangpurui Automotive Air Conditioning Co ltd
Priority date: 2018-08-24
Filing date: 2018-08-24
Publication date: 2020-04-10
Anticipated expiration: 2038-08-24
Also published as: CN108972421A

Abstract

The invention relates to the technical field of compressors, in particular to a positioning rotating assembly, which comprises: the device comprises a supporting body, a rotating device, a linear device and a positioning device; the supporting main body is used for installing and fixing the rotating device, the linear device and the positioning device respectively, the positioning device is used for fixing the cylinder body, the rotating device is used for driving the cylinder body to rotate through the positioning device so as to realize conversion of each processing surface, and the linear device is used for pushing the processed cylinder body away from the positioning device. According to the technical scheme, the cylinder body can be accurately positioned and the mounting plane can be converted, so that a basic guarantee is provided for the automatic assembly of the compressor.

Description

Positioning rotating assembly

Technical Field

The invention relates to the technical field of compressors, in particular to a positioning rotating assembly for assembling a compressor.

Background

Conventional rotary vane formula vehicle air conditioner compressor includes a plurality of accessories such as cylinder body, front bearing, rear bearing, rotor shaft, a plurality of blade and valve block, adopts artificial mode to assemble above-mentioned each structure at present mostly, and too much rely on operator's experience at the in-process of assembly, this promotion that has just restricted product quality to a certain extent, also makes the cost of labor improve.

In order to solve the above-mentioned drawbacks, it is first required to stably fix the main structure of the compressor, i.e., the cylinder block, by using a suitable tooling structure, and then, by using the positioned cylinder block as a reference, an accurate automatic assembly process can be realized.

In view of the above problems, the designer is actively making research and innovation based on the practical experience and professional knowledge that the product engineering is applied for many years, and cooperating with the application of the theory, so as to create a positioning rotating assembly, which is more practical.

Disclosure of Invention

The invention aims to provide a positioning rotating assembly which can realize accurate positioning of a cylinder body and conversion of an installation plane.

The technical scheme of the invention is that the positioning rotating assembly comprises: the device comprises a supporting body, a rotating device, a linear device and a positioning device;

the supporting main body is used for installing and fixing the rotating device, the linear device and the positioning device respectively, the positioning device is used for fixing the cylinder body, the rotating device is used for driving the cylinder body to rotate through the positioning device so as to realize conversion of various processing surfaces, and the linear device is used for pushing away the processed cylinder body from the positioning device.

Further, the rotating device comprises a rotating cylinder, a first gear and a second gear, wherein the rotating cylinder drives the first gear to rotate, the first gear is meshed with the second gear, and the second gear drives the positioning device to rotate.

Further, the positioning device comprises a first tool disc, a second tool disc and a positioning rod;

the first tool disc and the second gear are oppositely and fixedly arranged, a bolt penetrating through the second tool disc is arranged on the first tool disc and used for fixing the cylinder body through a hole position on the cylinder body, and the linear device controls the second tool disc to be close to or far away from the first tool disc along the length direction of the bolt, so that the depth of the bolt inserted into the cylinder body is controlled;

the positioning rod is pushed by the first air cylinder to be close to or far away from the first tool disc, so that the first tool disc is positioned at a machining position.

Furthermore, at least one positioning block is arranged on the first tool disc, and a hole position for the positioning rod to enter and exit is arranged on the positioning block.

Furthermore, a bushing is arranged in the hole position of the positioning block, a convex edge is arranged towards the positioning rod and attached to the surface of the positioning block.

Further, the end part of the positioning rod is of a conical structure.

Further, the linear device controls the second tool disc to be close to or far away from the first tool disc along the length direction of the bolt, and specifically, the linear device comprises a second cylinder, a stripping rod, a stripping spring mounting block, a spring mandrel and a return spring;

the material taking-off rod is arranged on the second cylinder and is in linear reciprocating motion along the axis of the second gear under the action of the second cylinder, the material taking-off spring mounting block is fixedly connected with the first tooling plate, the spring mounting block is limited to be inserted into the spring mounting block, the spring mandrel is arranged on the spring mounting block and is in linear reciprocating motion along the axis of the material taking-off rod, one end of the reset spring is fixedly connected with the spring mounting block, and the other end of the reset spring penetrates through the first tooling plate and is fixedly connected with the second tooling plate.

By the scheme, the invention at least has the following advantages:

according to the invention, through the arrangement of the rotating device, the linear device and the positioning device, the whole cylinder body can be automatically fixed, rotated and stripped, so that the switching of each mounting plane can be accurately realized, the possibility of subsequent automatic mounting of a valve plate, a bearing and the like is provided, the assembly quality is greatly ensured, and the labor cost is reduced.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 a schematic view of a positioning and rotating assembly according to the present invention;

FIG. 2 is a bottom view of FIG. 1;

FIG. 3 is a schematic structural view of a rotating device;

FIG. 4 is a schematic structural diagram of the positioning device;

FIG. 5 is a schematic view of a linear device;

FIG. 6 is an enlarged view of a portion of the stripper spring mounting block in position;

reference numerals: the device comprises a support main body 1, a rotating device 2, a rotating cylinder 21, a first gear 22, a second gear 23, a linear device 3, a second cylinder 31, a stripping rod 32, a stripping spring mounting block 33, a spring mandrel 34, a return spring 35, a positioning device 4, a first tool plate 41, a second tool plate 42, a positioning rod 43, a plug pin 44, a positioning block 45, a bushing 46, a first cylinder 47 and a cylinder body 5.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

Embodiments of the present invention are written in a progressive manner.

As shown in fig. 1 to 6, a positioning and rotating assembly includes: a support body 1, a rotating device 2, a linear device 3 and a positioning device 4; wherein, supporting subject 1 is used for installing fixedly respectively rotary device 2, linear device 3 and positioner 4, and positioner 4 is used for fixing cylinder body 5, and rotary device 2 is used for driving cylinder body 5 rotatory through positioner 4 to realize the conversion of each machined surface, and linear device 3 is used for pushing away from positioner 4 with the cylinder body 5 that the processing was accomplished. According to the technical scheme, the cylinder body can be accurately positioned and the mounting plane can be converted, so that a basic guarantee is provided for the automatic assembly of the compressor.

The rotating device 2 comprises a rotating cylinder 21, a first gear 22 and a second gear 23, the rotating cylinder 21 drives the first gear 22 to rotate, the first gear 22 is meshed with the second gear 23, and the second gear 23 drives the positioning device 4 to rotate.

The positioning device 4 includes a first tool plate 41, a second tool plate 42, and a positioning rod 43; the first tool disc 41 and the second gear 23 are oppositely and fixedly arranged, a bolt 44 penetrating through the second tool disc 42 is arranged on the first tool disc 41, and the bolt 44 is used for fixing the cylinder 5 through a hole position on the cylinder 5, wherein the linear device 3 controls the second tool disc 42 to be close to or far away from the first tool disc 41 along the length direction of the bolt 44, so that the depth of the bolt 44 inserted into the cylinder 5 is controlled; the positioning rod 43 is pushed by the first cylinder 47 to approach or separate from the first tooling plate 41, thereby positioning the first tooling plate 41 at the machining position.

In the above device, the linear device 3 controls the second tooling plate 42 to approach or depart from the first tooling plate 41 along the length direction of the plug pin 44, specifically, the linear device 3 includes a second cylinder 31, a stripping rod 32, a stripping spring mounting block 33, a spring mandrel 34 and a return spring 35; the stripping rod 32 linearly reciprocates along the axis of the second gear 23 under the action of the second cylinder 31, the stripping spring mounting block 33 is fixedly connected with the first tooling plate 41, the spring mounting block 33 limits the spring mandrel 34 inserted into the stripping rod to linearly reciprocate along the axis of the stripping rod 32, one end of the return spring 35 is fixedly connected with the spring mounting block 33, and the other end of the return spring passes through the first tooling plate 41 and is fixedly connected with the second tooling plate 42.

In the above embodiment, it is preferable that at least one positioning block 45 is provided on the first tool plate 41, and a hole for inserting and removing the positioning rod 43 is provided on the positioning block 45. Through the setting of locating piece 45 for the processing degree of difficulty of first tool disc 41 reduces, and the position setting of hole site is more nimble, thereby makes the position setting of locating lever 43 also more convenient.

In the above embodiment, it is preferable that the positioning block 45 has a bush 46 provided in a hole thereof, and the bush 46 has a protrusion facing the positioning rod 43 and attached to the surface of the positioning block 45. The convex edge is arranged to facilitate the positioning of the bushing 46 and bear the impact force from the positioning rod 43 to avoid the damage to the positioning block 45.

In order to make the positioning rod 43 easier to center when entering the hole site, the end of the positioning rod 43 has a conical structure, which can play a guiding role.

When the positioning rotating assembly works, the positioning rotating assembly comprises the following processes:

(1) at least two bolts 44 are inserted into the hole sites of the cylinder body 5 to fix the cylinder body 5, wherein, in order to fix the cylinder body 5 more firmly, the first tooling plate 41 can be provided with structures such as a supporting core rod with the same outline as the cavity of the cylinder body 5;

(2) starting the first air cylinder 47, pushing the end part of the positioning rod 43 to enter the hole position of the positioning block 45, so that the cylinder body 5 cannot rotate, and the assembly surface is fixed at a specified position for assembly;

(3) after the assembly of the assembly surface is completed, the first air cylinder 47 is reset, the rotary air cylinder 21 is started, the first gear 22 drives the second gear 23 to rotate, so that the first tooling plate 41 fixedly arranged relative to the second gear 23 rotates to perform conversion of the assembly surface, when the assembly surface is converted to a specified position, the first air cylinder 47 is started again, and the operation in the step (2) is repeated;

(4) after the assembly of each assembly surface is completed, the second air cylinder 31 is started, the spring core shaft 34 is pushed by the stripper rod 32, so that the end part of the spring core shaft 34 drags the second tooling plate 42 outwards along the bolt 44 to the cylinder body 5, and the cylinder body 5 is separated from the positioning device 4 to complete unloading, wherein the axis of the stripper rod is overlapped with the axis of the second gear 23 and passes through the inside of the second gear 23;

(5) after the unloading is completed, the second cylinder 31 returns to the original position, and the compression on the spring mandrel 34 is released, so that the second tool plate 42 is not pushed any more, and is attached to the first tool plate 41 again under the pulling force of the return spring 35.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, it should be noted that, for those skilled in the art, many modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A positioning and rotation assembly, comprising: the device comprises a supporting main body (1), a rotating device (2), a linear device (3) and a positioning device (4);

the supporting main body (1) is used for installing and fixing the rotating device (2), the linear device (3) and the positioning device (4) respectively, the positioning device (4) is used for fixing the cylinder body (5), the rotating device (2) is used for driving the cylinder body (5) to rotate through the positioning device (4) so as to realize the conversion of each processing surface, and the linear device (3) is used for pushing the processed cylinder body (5) away from the positioning device (4); the rotating device (2) comprises a rotating cylinder (21), a first gear (22) and a second gear (23), wherein the rotating cylinder (21) drives the first gear (22) to rotate, the first gear (22) is meshed with the second gear (23), and the second gear (23) drives the positioning device (4) to rotate; the positioning device (4) comprises a first tool disc (41), a second tool disc (42) and a positioning rod (43);

the first tool disc (41) and the second gear (23) are fixedly arranged relatively, a bolt (44) penetrating through the second tool disc (42) is arranged on the first tool disc (41), the bolt (44) is used for fixing the cylinder body (5) through a hole position on the cylinder body (5), wherein the linear device (3) controls the second tool disc (42) to be close to or far away from the first tool disc (41) along the length direction of the bolt (44), so that the depth of the bolt (44) inserted into the cylinder body (5) is controlled;

the positioning rod (43) is pushed by a first air cylinder (47) to be close to or far away from the first tool disc (41), so that the first tool disc (41) is positioned at a machining position; the linear device (3) controls the second tool disc (42) to approach or depart from the first tool disc (41) along the length direction of the bolt (44), and specifically, the linear device (3) comprises a second air cylinder (31), a stripping rod (32), a stripping spring mounting block (33), a spring mandrel (34) and a return spring (35);

the stripping rod (32) linearly reciprocates along the axis of the second gear (23) under the action of the second air cylinder (31), the stripping spring mounting block (33) is fixedly connected with the first tooling plate (41), the spring mounting block (33) limits the spring mandrel (34) inserted into the stripping rod to linearly reciprocate along the axis of the stripping rod (32), one end of the return spring (35) is fixedly connected with the spring mounting block (33), and the other end of the return spring penetrates through the first tooling plate (41) and is fixedly connected with the second tooling plate (42).

2. The positioning and rotating assembly according to claim 1, wherein at least one positioning block (45) is disposed on the first tooling plate (41), and a hole for the positioning rod (43) to enter and exit is disposed on the positioning block (45).

3. Positioning and rotating assembly according to claim 2, characterized in that a bushing (46) is arranged in the hole of the positioning block (45), said bushing (46) being provided with a protruding edge towards the positioning rod (43), said protruding edge engaging the surface of the positioning block (45).

4. Positioning and rotating assembly according to claim 2 or 3, characterized in that the end of the positioning rod (43) is of conical configuration.