CN217991712U

CN217991712U - Automobile air conditioner compressor pushes away a set working face and earhole processing frock

Info

Publication number: CN217991712U
Application number: CN202221759390.7U
Authority: CN
Inventors: 张新波
Original assignee: Heilongjiang Aotong Equipment Manufacturing Co ltd
Current assignee: Heilongjiang Aotong Equipment Manufacturing Co ltd
Priority date: 2022-07-12
Filing date: 2022-07-12
Publication date: 2022-12-09
Anticipated expiration: 2032-07-12

Abstract

A tooling for machining a push plate working surface and an earhole of an automobile air conditioner compressor comprises a bottom plate, a vertical plate, a positioning ring, an upper positioning body, a lower positioning body, a pressing plate and a positioning screw, wherein the positioning ring, the upper positioning body, the lower positioning body, the pressing plate and the positioning screw are arranged on the vertical plate; the bottom plate is vertically connected with the vertical plate, the upper positioning body and the lower positioning body are respectively arranged above and below the positioning ring, the pressing plate is hinged on the vertical plate, the middle part of the pressing plate is provided with a lateral groove, and the end of the positioning screw is provided with a fastening nut and is arranged at a position, corresponding to the lateral groove, on the vertical plate; the processing tool can realize three-dimensional fixed limit on the push disc assembly through fixed point limit of the positioning ring, bidirectional circumferential limit of the upper positioning body and the lower positioning body and axial limit of the pressing plate, and further improve the processing quality and the processing precision of the push disc lug plane and the disc lug hole; meanwhile, the pressing plate and the vertical plate are integrally hinged to form a connecting structure, the elastic stop rod is used as a limiting body mechanism of the lower positioning body, the machining efficiency can be further improved, and the labor intensity of workers is reduced.

Description

Automobile air conditioner compressor pushes away a set working face and earhole processing frock

Technical Field

The utility model relates to a processing frock, in particular to vehicle air conditioner compressor pushes away a set working face and earhole processing frock.

Background

The push disc assembly is a power transmission mechanism of a variable displacement swash plate type automobile air conditioner compressor, is connected with a swash plate and drives the swash plate to rotate together, a push disc lug is connected with a swash plate support lug through a connecting rod, as shown in figure 1, a disc lug plane 12 is a working surface matched with the support lug, the inner surface of a disc lug hole 11 is a working surface matched with the connecting rod, according to the design process requirements, the inner surfaces of the disc lug plane 12 and the disc lug hole 11 need to be subjected to fine milling and drilling, the processing precision requirement is high, and therefore the higher requirement is also put forward on a matched processing tool; the patent number is 201922487059.9's utility model discloses a "car air condition compressor pushes away set assembly working face and earhole integration processing frock", this technical scheme passes through the fixed point of holding ring spacing, the circumference location of holding disk, and the spacing back of axial of clamp plate, can realize accomplishing milling and drilling processing to

dish ear plane

12 and 11 internal surfaces of dish earhole respectively under a frock is supplementary, guarantee the machining precision, and can also implement processing to two push away set assemblies simultaneously, improve machining efficiency. However, the technical scheme only realizes two-dimensional positioning on the push disc assembly, and particularly, a single positioning body in the circumferential direction can only position but cannot limit the position, so that the limiting dimension is less, the positioning accuracy is not high, and the problems of unstable processing quality, low yield and great production waste exist. Therefore, it is necessary to improve the existing automobile air conditioner compressor push disc working surface and earhole processing tool, so that the limiting dimension is further increased, the processing precision is improved, the production efficiency is improved, and the labor intensity is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a vehicle air conditioner compressor pushes away set working face and earhole processing frock further improves the processingquality and the machining precision who pushes away the dish.

A tooling for machining a push disc working face and an earhole of an automobile air conditioner compressor comprises a bottom plate 1, a vertical plate 2, and a positioning ring 3, an upper positioning body 4, a lower positioning body 5, a pressing plate 6 and a positioning screw 7 which are arranged on the vertical plate 2.

The base plate 1 is horizontally arranged, the vertical plate 2 is vertically connected with the base plate 1, the positioning ring 3 is of a circular ring cylinder structure, a central circular hole is connected with an extending circular hole formed in the vertical plate 2, the central circular hole corresponds to the diameter of a back side end shaft body 23 of the push disc assembly 20 to form clearance fit, the upper positioning body 4 is arranged above the positioning ring 3, the lower positioning body 5 is arranged below the positioning ring 3 and is matched with the positioning ring to circumferentially limit the push disc assembly 20, one end of the pressing plate 6 is hinged on the vertical plate 2 and can integrally rotate by taking a hinged point as an axis, a lateral groove 10 is formed in the middle of the pressing plate 6, the positioning screw 7 is fixedly arranged between the hinged point of the pressing plate 6 and the positioning ring in a position corresponding to the lateral groove 10 on the vertical plate 2, the end of the positioning screw 7 is provided with external threads and is provided with a fastening nut, and when the pressing plate 6 rotates until the positioning screw 7 is embedded in the lateral groove 10 and limited by the positioning screw 7, the other end of the positioning screw 6 can simultaneously press against a blank surface on a blank surface of the push disc assembly 20 centered by the positioning ring 3.

A working face of a push disc of an automobile air conditioner compressor and an ear hole processing tool are applied to mechanically process the push assembly 20, a back shaft body 23 of the push disc assembly 20 is inserted into a central shaft hole of the positioning ring 3 and extends into the extending circular hole on the vertical plate 2, the position of the push disc assembly 20 is adjusted in a rotating mode, two side end faces 22 on the push disc 21 are aligned with a limiting processing face on the upper positioning body 4 and an elastic stop lever 8 on the lower positioning body 5 respectively, the push disc assembly 20 is pushed, the back face of the push disc 21 is abutted against the positioning ring 3, meanwhile, the two side end faces 22 are abutted against and clamped on the limiting face on the upper positioning body 4 and the elastic stop lever 8 on the lower positioning body 5 respectively, the rotating motion of the push disc assembly 20 is limited, the push disc assembly 20 is positioned in the circumferential direction, the push disc assembly 20 is limited, then, the press plate 6 is rotated, the lateral groove 10 is fastened on the positioning screw 7, the positioning screw 7 is fastened, the blank pressing screw 7 is fastened on the positioning screw, and the blank pressing plate assembly 20 is pressed on the push disc assembly 20 in the axial direction, and the blank pressing plate assembly 20 is achieved; at this moment, it is spacing that push away set assembly 20 has received fixed point, circumference and axial "three-dimensional", by accurate positioning, the fastening connection is in on a vehicle air conditioner compressor push away set working face and earhole processing frock, wait to process moreover on the work platform of processing equipment has been accurately arranged in to dish ear plane 12, can be in proper order right dish ear plane 12 and the internal surface of dish ear hole 11 mills and drilling.

Further, a taper angle a is arranged on a hinge shaft connected between the pressing plate 6 and the vertical plate 2, the taper angle a is 0-5 degrees, the free end of the pressing plate 6 is ensured to have an elevation stroke space with the longest length of 5 millimeters, so that the requirements of the thicknesses of the push disc assemblies 20 of different models are met, and the universality of the push disc working surface and the earhole processing tool of the automobile air conditioner compressor is improved.

Furthermore, the upper positioning body 4 and the lower positioning body 5 are detachably connected with the vertical plate 2, so that the processing of different types of products can be adjusted in real time conveniently, the operation is simple and easy, and the production cost is saved; simultaneously, preferably set up elasticity shelves pole 8 on the lower locating body 5, the installation during push away set assembly 20, elasticity shelves pole 8 receives but push away set 21's pressure elasticity is retracted, works as can pop out by oneself after push away set 21 is ajusted, with it is right to go up locating body 4 mutually supports push away set 20 is fixed spacing, elasticity shelves pole 8 job stabilization nature is good, helps improving push away set assembly 20's installation effectiveness.

In order to improve the processing efficiency and comprehensively consider the characteristics of the matched processing equipment and the operation efficiency of workers, 2 to 3 positioning rings 3, upper positioning bodies 4, lower positioning bodies 5, pressure plates 6 and positioning screws 7 are preferably arranged on the vertical plate 2 correspondingly, so that 2 to 3 push plate assemblies 20 can be simultaneously installed on the automobile air conditioner compressor push plate working surface and the earhole processing tool, and the processing of products is sequentially completed under the condition of one-time tool assistance.

The utility model has the advantages that: the push disc assembly of the automobile air-conditioning compressor can realize three-dimensional fixed limit and accurate positioning through fixed-point limit of the positioning ring, bidirectional circumferential limit of the upper positioning body and the lower positioning body and axial limit of the pressing plate, and the processing quality and the processing precision of a push disc lug plane and a disc lug hole are further improved; meanwhile, the pressing plate and the vertical plate are integrally hinged to form a connecting structure, the pressing plate naturally hangs in a non-working state, the phenomenon that the pressing plate possibly falls off in the operation process is avoided, the elastic blocking rod is used as a limiting body mechanism of the lower positioning body, the push disc assembly is convenient to mount and dismount, the machining efficiency can be further improved, and the labor intensity of workers is reduced.

Drawings

FIG. 1 is a schematic view of a push plate assembly of an automotive air conditioning compressor.

FIG. 2 is a front view of a push plate working face and an earhole machining tool of an automobile air conditioner compressor.

Fig. 3 and 2 are sectional views taken along linebase:Sub>A-base:Sub>A.

Fig. 4 and a cross-sectional view of B-B in fig. 2.

FIG. 5 is a top view of a push plate working face and an earhole machining tool of an automobile air conditioner compressor.

Detailed Description

A tool for machining a push disc working surface and an earhole of an automobile air conditioner compressor is shown in figures 2 and 5 and comprises a bottom plate 1, a vertical plate 2, a positioning ring 3, an upper positioning body 4, a lower positioning body 5, a pressing plate 6 and a positioning screw 7; the bottom plate 1 is vertically connected with the

vertical plate

2, and 2 positioning rings 3, the upper positioning body 4, the lower positioning body 5, the pressing plate 6 and the positioning screw 7 are respectively and correspondingly arranged on the vertical plate 2, so that 2 pushing disc assemblies 20 can be simultaneously arranged on the working face and the earhole machining tool of the automobile air conditioner compressor for machining; each positioning ring 3 is connected with an extending circular hole formed on the vertical plate 2, each upper positioning body 4 and each lower positioning body 5 are respectively arranged above and below the corresponding positioning ring 3, and are matched with each other to circumferentially limit the push disc assembly 20, as shown in fig. 3, an elastic stop lever 8 is mounted on the lower positioning body 5, one end of the pressing plate 6 is hinged on the vertical plate 2, as shown in fig. 4, a taper angle a is arranged on a hinge shaft, and is 5 degrees, so that the free end of the pressing plate 6 can generate an elevation stroke of 5 millimeters, a lateral groove 10 is formed in the middle of the pressing plate 6, a positioning screw 7 is fixedly mounted on the vertical plate 2 between the hinge point of the pressing plate 6 and the positioning rings 3, and a fastening nut is arranged at the end of the positioning screw 7 and is used for pressing and limiting the pressing plate 6, so as to axially limit the push disc assembly 20, and a rubber gasket 9 is further arranged between the fastening nut and the pressing plate 6.

The operation method for machining the push disc assembly 20 on the vertical machining center by using the push disc working surface and the earhole machining tool of the automobile air conditioner compressor comprises the following steps of:

step 1, mounting the push disc working surface and the earhole processing tool of the automobile air-conditioning compressor on a processing working platform of a vertical processing center;

step 2, inlaying a back-side shaft body 23 of 1 push disc assembly 20 into a central shaft hole of one positioning ring 3, and extending into an extending circular hole on the vertical plate 2;

step 3, adjusting the position of the push disc assembly 20 by rotation, so that two side end surfaces 22 on the push disc 21 are respectively aligned with the limiting processing surface on the upper positioning body 4 and the elastic stop rod 8 on the lower positioning body 5, pushing the push disc assembly 20, so that the back side surface of the push disc 21 abuts against the positioning ring 3, and meanwhile, the two side end surfaces 22 respectively abut against the limiting surface on the upper positioning body 4 and the elastic stop rod 8 on the lower positioning body 5;

step 4, rotating the pressing plate 6 by taking a hinge point as an axis, enabling the lateral groove 10 on the pressing plate 6 to be embedded and buckled on the correspondingly arranged positioning screw rod 7, abutting the free end of the pressing plate 6 against the front side blank surface of the push disc 21, placing the rubber gasket 9 between the fastening nut and the pressing plate 6, screwing the fastening nut, and tightly pressing and fastening the push disc assembly 20 on the positioning ring 3 through the pressing plate 6;

step 5, repeating the operation from the step 2 to the step 4, installing another push disc assembly 20 on another processing station on the automobile air conditioner compressor push disc working surface and the earhole processing tool, and then continuing to perform the operation of the step 6;

step 6, starting the vertical machining center, and sequentially and respectively milling and drilling the disc lug plane 12 and the inner surface of the disc lug hole 11 on the 2 push disc assemblies 20 on the machining station;

and 7, disassembling 2 machined push disc assemblies 20 and preparing to continue the next round of machining operation.

Compared with the prior art, the automobile air conditioner compressor push disc working face and the earhole machining tool can obviously improve the machining efficiency, obviously improve the machining quality and simultaneously reduce the labor intensity of workers.

Claims

1. The utility model provides a vehicle air conditioner compressor pushes away a set working face and earhole processing frock, includes bottom plate (1), riser (2), and sets up holding ring (3), lower locating body (5), clamp plate (6) and positioning screw (7) on riser (2), its characterized in that: the device also comprises an upper positioning body (4) arranged on the vertical plate (2);

the bottom plate (1) is horizontally arranged, the vertical plate (2) is vertically connected with the bottom plate (1), the positioning ring (3) is of a circular ring cylinder structure, a central circular hole is connected with an extending circular hole formed in the vertical plate (2), the upper positioning body (4) is arranged above the positioning ring (3), the lower positioning body (5) is arranged below the positioning ring (3), one end of the pressing plate (6) is hinged to the vertical plate (2), a lateral groove (10) is formed in the middle of the pressing plate, the hinged point of the pressing plate (6) is arranged between the positioning ring and the positioning screw (7), the positioning screw (7) is fixedly arranged on the vertical plate (2) in a position corresponding to the lateral groove (10), and the end of the positioning screw (7) is provided with an external thread and is provided with a fastening nut.

2. The automobile air conditioner compressor push disc working surface and earhole machining tool set forth in claim 1 is characterized in that: a taper angle a is arranged on a hinged shaft connected between the pressing plate (6) and the vertical plate (2), and the taper angle a is 0-5 degrees.

3. The automobile air conditioner compressor push plate working surface and earhole machining tool according to claim 1, characterized in that: the upper positioning body (4) and the lower positioning body (5) are connected with the vertical plate (2) in a detachable mode.

4. The automobile air conditioner compressor push disc working surface and earhole machining tool set forth in claim 3, characterized in that: an elastic stop lever (8) is arranged on the lower positioning body (5).

5. The automobile air conditioner compressor push disc working surface and earhole machining tool as claimed in any one of claims 1 to 4, wherein: 2-3 positioning rings (3), an upper positioning body (4), a lower positioning body (5), a pressing plate (6) and positioning screws (7) are correspondingly arranged on the vertical plate (2) respectively.