CN218905248U - Spring press-fitting device - Google Patents

Abstract

The utility model discloses a spring press-fitting device, which comprises a press-fitting assembly, wherein the press-fitting assembly comprises a guide part, a press-fitting part and an elastic part, a guide inner hole is formed in the guide part, the press-fitting part is arranged in the guide inner hole in a floating mode, the guide inner hole defines a floating path of the press-fitting part, a matching structure is arranged between the guide part and the press-fitting part and is used for guiding the press-fitting part to spirally rise when the spring is pressed, the bottom of the press-fitting part extends out of the guide part, a press-fitting surface for pressing the spring is formed at the bottom end of the press-fitting part, and the elastic part is used for providing reverse supporting force for the press-fitting part to rise along the guide inner hole. The spring pressing device can release the torsion acting force of the spring in the spring pressing process, ensure that the spring can be pressed in place, avoid the deformation and breakage of the spring, and improve the production efficiency and the production quality.

Description

Spring press-fitting device

Technical Field

The utility model is used in the field of compressors, and particularly relates to a spring press-fitting device.

Background

The compressor comprises a shell and a machine core, wherein the machine core is supported inside the shell through a spring at the bottom, and the lower end of the spring is sleeved on a support column of the shell to realize positioning. In the existing compressor assembly process, a simple press-in structure is adopted for mounting the spring in the shell, and a single press-in mode is adopted, and the spring is compressed to generate torsion in the press-in process, so that the spring is often in place, the lower end face of the pressure spring is in clearance with the plane of the shell support, and the pressure spring is easy to bend and deform. In addition, the compressor product is often applied in the mobile refrigeration fields of commercial vehicles, motor home, trucks and the like, has very strict requirements on vibration, often has the conditions of falling off and breaking of a pressure spring, and influences the production efficiency and the production quality.

Disclosure of Invention

The utility model aims to at least solve one of the technical problems in the prior art, and provides a spring press-fitting device which can release the torsion acting force of a spring in the process of pressing the spring, ensure that the spring can be pressed in place, avoid the deformation and breakage of the spring and improve the production efficiency and the production quality.

The technical scheme adopted for solving the technical problems is as follows:

the utility model provides a spring pressure equipment device, includes the pressure equipment subassembly, the pressure equipment subassembly includes guide part, pressure equipment part and elastomeric element, the inside direction hole that is equipped with of guide part, the pressure equipment part floating install in the direction hole, the direction hole is limited out the floating path of pressure equipment part, guide part with be equipped with the cooperation structure between the pressure equipment part, the cooperation structure is used for guiding when the spring pressure equipment the pressure equipment part spiral rises, pressure equipment part bottom stretch out in guide part to form the pressure equipment face that is used for the pressure equipment spring in the bottom, elastomeric element is used for the pressure equipment part is followed the direction hole rises and provides reverse holding power.

In combination with the above implementation manners, in some implementation manners, the matching structure includes a first spiral guide groove arranged on a hole wall of the guide inner hole and rising spirally, and a first guide pin arranged on the press-fitting component and matched with the first spiral guide groove.

In combination with the above implementation manner, in some implementation manners, the matching structure includes a second spiral guide groove arranged on the press-fitting component and rising spirally, and a second guide pin arranged on the hole wall of the guide inner hole and matched with the second spiral guide groove.

In combination with the above implementation manner, in some implementation manners, the device further comprises a mounting plate, a plurality of press-fitting assemblies are arranged on the mounting plate, the mounting plate extends from a first surface to a second surface along the thickness direction, through holes corresponding to the press-fitting assemblies are formed in the mounting plate, guide components of the press-fitting assemblies are arranged on the first surface of the mounting plate, and the press-fitting components of the press-fitting assemblies penetrate through the through holes to extend to the lower side of the second surface.

In combination with the above implementations, in some implementations, the press-fit assembly includes a first press-fit assembly and a second press-fit assembly, the first press-fit assembly being configured to spiral up in a first spiral direction when the spring is press-fitted, and the second press-fit assembly being configured to spiral up in a second spiral direction when the spring is press-fitted.

In combination with the above implementation manner, in some implementation manners, the elastic component is disposed in the guiding inner hole and sleeved on the press-fitting component, the press-fitting component is provided with a limiting boss propped against one end of the elastic component, and the guiding component is provided with a limiting protruding edge propped against the other end of the elastic component.

In combination with the above implementation manner, in some implementation manners, the top of the press-fit component extends out of the guide component, and is connected with a limit nut used for being matched with the guide component at the top end.

In combination with the above implementation manner, in some implementation manners, a downward extending centering boss is provided on the press-mounting surface of the press-mounting component.

In combination with the above implementation manner, in some implementation manners, the device further comprises a buffer assembly, the buffer assembly comprises a buffer spring, the top end of the buffer spring is mounted on the second surface of the mounting plate through a first connector, and the bottom end of the buffer spring is connected with a second connector.

In combination with the above implementations, in some implementations, a connection bracket is further included that is mounted to the first face of the mounting plate.

One of the above technical solutions has at least one of the following advantages or beneficial effects: the technical scheme of the utility model can be used for installing the spring on the casing support of the compressor, in particular to the installation process, the head part of the spring is aligned to the casing support, the press-fit surface of the press-fit component butts against the tail part of the spring, the press-fit component gradually moves towards the inside of the casing, the spring is gradually pressed into the casing support, the press-fit component continues to be pressed in, the spring is compressed, the press-fit component moves backwards along the guide inner hole of the guide component under the action of the reaction force of the spring, and during the process, the press-fit component is spirally lifted under the action of the matching structure, so that the torsion force of the spring is released, and finally the spring is pressed in place. The technical scheme of the utility model adopts progressive rotary pressing, which can release the torsion acting force of the spring in the pressing process of the spring, ensure that the spring can be pressed in place, avoid deformation and breakage of the spring, press in place once, avoid repeated pressing, and improve the production efficiency and the production quality.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is an isometric view of the structure of one embodiment of the utility model;

FIG. 2 is a top view of the structure of one embodiment shown in FIG. 1;

fig. 3 isbase:Sub>A cross-sectional view atbase:Sub>A-base:Sub>A in fig. 2.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

In the present utility model, if directions (up, down, left, right, front and rear) are described, they are merely for convenience of description of the technical solution of the present utility model, and do not indicate or imply that the technical features must be in a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the present utility model, "a plurality of" means one or more, and "a plurality of" means two or more, and "greater than", "less than", "exceeding", etc. are understood to not include the present number; "above", "below", "within" and the like are understood to include this number. In the description of the present utility model, the description of "first" and "second" if any is used solely for the purpose of distinguishing between technical features and not necessarily for the purpose of indicating or implying a relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the present utility model, unless clearly defined otherwise, terms such as "disposed," "mounted," "connected," and the like should be construed broadly and may be connected directly or indirectly through an intermediate medium, for example; the connecting device can be fixedly connected, detachably connected and integrally formed; can be mechanically connected, electrically connected or capable of communicating with each other; may be a communication between two elements or an interaction between two elements. The specific meaning of the words in the utility model can be reasonably determined by a person skilled in the art in combination with the specific content of the technical solution.

Reference directions of embodiments of the present utility model are shown in fig. 1 and 3, and embodiments of the present utility model will be described below with reference to directions shown in fig. 1 and 3.

Referring to fig. 1 and 2, an embodiment of the present utility model provides a spring press-fitting device, which includes a press-fitting assembly 100, where the press-fitting assembly 100 includes a guide member 101, a press-fitting member 102 and an elastic member 103, the guide member 101 is in a sleeve shape, a guide inner hole is provided in the guide member 101, the press-fitting member 102 is floatingly mounted in the guide inner hole, the guide inner hole defines a floating path of the press-fitting member 102, the press-fitting member 102 can move and return along the floating path during the spring press-fitting process, a mating structure is provided between the guide member 101 and the press-fitting member 102, the mating structure is used for guiding the press-fitting member 102 to rise helically during the spring press-fitting, the bottom of the press-fitting member 102 extends out of the guide member 101, and forms a press-fitting surface 104 for press-fitting the spring at the bottom, and the elastic member 103 is used for providing a reverse supporting force for the press-fitting member 102 to rise along the guide inner hole.

With reference to fig. 1, 2 and 3, the technical solution of the present utility model may be used for installing a spring on a casing pillar of a compressor, specifically, during the installation process, the head of the spring is aligned to the casing pillar, the press-fit surface 104 of the press-fit component 102 abuts against the tail of the spring, the press-fit component 100 gradually moves toward the inside of the casing, the spring is gradually pressed into the casing pillar, the press-fit component 100 continues to be pressed into, the spring is compressed, the press-fit component 102 moves backward along the guiding inner hole of the guiding component 101 under the reaction force of the spring, during which the press-fit component 102 is spirally lifted under the action of the mating structure, thereby releasing the torsion force of the spring and finally pressing the spring into place. The technical scheme of the utility model adopts progressive rotary pressing, which can release the torsion acting force of the spring in the pressing process of the spring, ensure that the spring can be pressed in place, avoid deformation and breakage of the spring, press in place once, avoid repeated pressing, and improve the production efficiency and the production quality.

In some embodiments, referring to fig. 1 and 3, the mating structure includes a first spiral guide slot 105 provided on a wall of the guide bore and rising spirally, and a first guide pin 106 provided on the press-fit member 102 and mating with the first spiral guide slot 105. Specifically, during the installation process, the head of the spring is aligned to the casing pillar, the press-fit surface 104 of the press-fit component 102 abuts against the tail of the spring, the press-fit component 100 gradually moves towards the inside of the casing, the spring is gradually pressed into the casing pillar, the press-fit component 100 continues to be pressed in, the spring is compressed, the press-fit component 102 compresses the elastic component 103 under the action of the reaction force of the spring and moves backwards along the guiding inner hole of the guiding component 101, the first guiding pin 106 and the first spiral guiding groove 105 are matched with each other, the press-fit component 102 is lifted in a spiral mode, and therefore the torsion force of the spring is released, and finally the spring is pressed into place. After the press-fitting assembly 100 is lifted, the press-fitting member 102 is restored by the elastic member 103.

In some embodiments, the arrangement positions of the guide pin and the spiral guide groove in the above embodiments are interchanged by the matching structure, specifically, the matching structure includes a second spiral guide groove which is arranged on the press-fit component 102 and spirally rises, and a second guide pin which is arranged on the hole wall of the guide inner hole and is matched with the second spiral guide groove. In the process of installing the spring, the matching relationship of the matching structure is similar to that of the above embodiment, and will not be repeated.

In some embodiments, referring to fig. 1, 2 and 3, the spring press-fitting device further includes a mounting plate 200, where a plurality of press-fitting assemblies 100 are provided on the mounting plate 200, for example, in the embodiment shown in fig. 1, 4 press-fitting assemblies 100 are provided on the mounting plate 200, the distribution of the plurality of press-fitting assemblies 100 on the mounting plate 200 corresponds to the mounting position of the spring on the housing, the mounting plate 200 extends from a first face 201 to a second face 202 along the thickness direction, through holes corresponding to the respective press-fitting assemblies 100 are provided on the mounting plate 200, the guide members 101 of the press-fitting assemblies 100 are mounted on the first face 201 of the mounting plate 200, and the press-fitting members 102 of the press-fitting assemblies 100 extend below the second face 202 through the through holes. In this embodiment, by providing the plurality of press-fit assemblies 100 on the mounting plate 200, the plurality of springs can be pressed in by one pressing action, and the assembly efficiency is improved.

In the prior art, the springs of the compressor generally comprise 2 left-handed and 2 right-handed springs, and correspondingly, in some embodiments, the press-fit assembly 100 comprises a first press-fit assembly that causes the press-fit member 102 to spiral in a first helical direction as the springs are press-fit and a second press-fit assembly that causes the press-fit member 102 to spiral in a second helical direction as the springs are press-fit. And the press fitting of 2 left-handed springs and 2 right-handed springs is respectively realized.

The elastic member 103 is connected between the guide member 101 and the press-fitting member 102, for example, in some embodiments, referring to fig. 3, the elastic member 103 is disposed in the guide inner hole and sleeved on the press-fitting member 102, the press-fitting member 102 is provided with a limiting boss 107 abutting against one end of the elastic member 103, and the guide member 101 is provided with a limiting flange 108 abutting against the other end of the elastic member 103. In this embodiment, the elastic component 103 is disposed in the guiding inner hole, so that the elastic component is not exposed, and the stability and the simplicity of the structure of the whole press-fitting device are ensured.

Further, referring to fig. 1 and 3, the top of the press-fit member 102 extends out of the guide member 101, and is connected at the top end to a stop nut 109 for mating with the guide member 101. The return stroke of the guide member 101 driven by the elastic member 103 is limited by the limit nut 109.

In some embodiments, referring to fig. 3, the press-fit surface 104 of the press-fit component 102 is provided with a centering boss 110 extending downward, the centering boss 110 being located at a middle position of the press-fit surface 104, the centering boss 110 having an inclined surface that guides the end of the spring to accurately abut against the press-fit surface 104 of the press-fit component 102. The butt joint of the press-fitting component 102 and the spring to be press-fitted can be realized rapidly, the stability of the press-fitting process is ensured, and the spring is prevented from being separated from the press-fitting component 102.

In some embodiments, referring to fig. 1 and 3, the spring press-fitting device further includes a buffer assembly disposed at the bottom of the mounting plate 200, for abutting against the casing during the spring press-fitting process to achieve buffering. Specifically, the buffer assembly includes a buffer spring 111, the top end of the buffer spring 111 is mounted on the second surface 202 of the mounting plate 200 through a first connector 112, and the bottom end of the buffer spring 111 is connected to a second connector 113.

To facilitate connection of the whole device to the driving device, referring to fig. 1, the spring press-fitting device further comprises a connection bracket 113, the connection bracket 113 being mounted to the first face 201 of the mounting plate 200. The connecting bracket 113 is used for connecting the press-fitting assembly 100 to the output end of the driving device, so as to realize automatic press-fitting.

In the description of the present specification, reference to the terms "example," "embodiment," or "some embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The present utility model is, of course, not limited to the above-described embodiments, and one skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the utility model, and these equivalent modifications or substitutions are intended to be included in the scope of the present utility model as defined in the claims.

Claims (10)

1. The utility model provides a spring pressure equipment device, its characterized in that, includes the pressure equipment subassembly, the pressure equipment subassembly includes guide part, pressure equipment part and elastomeric element, the inside direction hole that is equipped with of guide part, the pressure equipment part floating install in the direction hole, the direction hole is limited the floating path of pressure equipment part, guide part with be equipped with cooperation structure between the pressure equipment part, cooperation structure is used for guiding when the spring pressure equipment the pressure equipment part spiral rises, pressure equipment part bottom stretch out in guide part to form the pressure equipment face that is used for the pressure equipment spring in the bottom, elastomeric element is used for the pressure equipment part is followed the direction hole rises and provides reverse holding power.

2. The spring press-fitting device according to claim 1, wherein the engaging structure includes a first spiral guide groove provided on a wall of the guide inner hole and spirally rising, and a first guide pin provided on the press-fitting member and engaged with the first spiral guide groove.

3. The spring press-fitting device according to claim 1, wherein the engaging structure includes a second spiral guide groove provided on the press-fitting member and spirally rising, and a second guide pin provided on a wall of the guide inner hole and engaged with the second spiral guide groove.

4. The spring press-fitting device according to claim 1, further comprising a mounting plate, wherein a plurality of press-fitting modules are provided on the mounting plate, the mounting plate extends from a first face to a second face in a thickness direction, through holes corresponding to the press-fitting modules are provided on the mounting plate, guide members of the press-fitting modules are mounted on the first face of the mounting plate, and press-fitting members of the press-fitting modules extend downward of the second face through the through holes.

5. The spring press-fitting device of claim 4, wherein the press-fitting assembly comprises a first press-fitting assembly and a second press-fitting assembly, the first press-fitting assembly being configured such that the press-fitting member is threaded in a first helical direction during spring press-fitting and the second press-fitting assembly being configured such that the press-fitting member is threaded in a second helical direction during spring press-fitting.

6. The spring press-fitting device according to claim 1, wherein the elastic member is disposed in the guide inner hole and is sleeved on the press-fitting member, the press-fitting member is provided with a limit boss abutting against one end of the elastic member, and the guide member is provided with a limit ledge abutting against the other end of the elastic member.

7. The spring press-fitting device of claim 1, wherein the top of the press-fitting member protrudes from the guide member and is connected at the top end to a retainer nut for mating with the guide member.

8. The spring press-fitting device according to claim 1, wherein the press-fitting surface of the press-fitting member is provided with a centering boss extending downward.

9. The spring press-fit device of claim 4, further comprising a buffer assembly comprising a buffer spring, wherein a top end of the buffer spring is mounted to the second face of the mounting plate via a first connector, and a bottom end of the buffer spring is connected to a second connector.

10. The spring press-fit device of claim 4, further comprising a connecting bracket mounted to the first face of the mounting plate.

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