CN218518559U

CN218518559U - Assembly tool

Info

Publication number: CN218518559U
Application number: CN202222306559.XU
Authority: CN
Inventors: 黄成�; 陆文彬
Original assignee: Shanghai Fleetguard Filter Co ltd
Current assignee: Shanghai Fleetguard Filter Co ltd
Priority date: 2022-08-30
Filing date: 2022-08-30
Publication date: 2023-02-24
Anticipated expiration: 2032-08-30

Abstract

The utility model belongs to the technical field of the filter production, an assembly fixture is disclosed. The assembly tool is used for assembling a filter sealing ring and comprises a guide head, a wedge-shaped guide sleeve, an outer sleeve and a driving piece; the guide head is a cylinder; the guide head is arranged on the wedge-shaped guide sleeve in a sliding mode, a first elastic piece is arranged between the bottom of the guide head and the wedge-shaped guide sleeve, a chamfer is arranged at the top of the wedge-shaped guide sleeve along the circumferential direction of the outer wall, and the sealing ring is sleeved on the chamfer; the wedge-shaped guide sleeve is arranged on the outer sleeve in a sliding mode, and a second elastic piece is arranged between the bottom of the wedge-shaped guide sleeve and the outer sleeve; the driving piece is connected with the bottom of the outer sleeve, when the driving piece drives the assembling tool to move upwards, the guide head can be abutted to the filter, the guide head moves towards the inside of the wedge-shaped guide sleeve, the first elastic piece is pressed, the wedge-shaped guide sleeve moves towards the inside of the outer sleeve, the second elastic piece is pressed, and the sealing ring is separated from the chamfer and is installed at the preset position of the filter. Through the utility model discloses, can raise the efficiency, reduce intensity of labour, reduce cost promotes the assembly qualification rate of sealing washer.

Description

Assembly tool

Technical Field

The utility model relates to a filter production technical field especially relates to assembly fixture.

Background

The filter means a fitting functioning to filter foreign substances or gas through filter paper. Generally referred to as an automobile filter, is an accessory of an engine. The method is divided into the following steps according to different filtering functions: oil filters, fuel filters (gasoline filters, diesel filters, oil-water separators, hydraulic filters), air filters, air-conditioning filters, and the like. The engine has three filters of air, engine oil and fuel oil, generally called three filters, and an air-conditioning filter, commonly called four filters. The filter is respectively used for filtering a lubricating system, a medium in a combustion system, an engine air inlet system and a carriage air circulation system.

In order to ensure the filtering effect of the filter, the filter needs to be sealed. The sealing ring is usually made of rubber, for example, the sealing ring is adapted to a P-type sealing ring of a certain type of oil filter, and the application is relatively wide.

At present, when a sealing ring of a filter is assembled, multiple persons are generally required to be installed in a matched mode, continuous operation is required along with the operation of a production line, the working strength and difficulty of operators are improved, the production cost is increased, and meanwhile, the production efficiency of manual assembly is low; meanwhile, in order to ensure the assembly precision of the sealing ring, a correction procedure of the sealing ring is generally required to be added, manual correction is generally adopted, and due to the characteristics of soft materials, small parts and the like, the assembly qualification rate cannot be guaranteed by hundreds of percent through the manual correction, and defective products still have the risk of flowing into the market.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an assembly fixture for improve the production efficiency of producing the line, reduce workman's the operation degree of difficulty and intensity of labour, reduction in production cost and the assembly qualification rate that promotes the sealing washer.

To achieve the purpose, the utility model adopts the following technical proposal:

assembly fixture for predetermine the position with the sealing washer assembly at the filter, include:

the guide head is a cylinder;

the guide head is arranged on the wedge-shaped guide sleeve in a sliding mode, a first elastic piece is arranged between the bottom of the guide head and the wedge-shaped guide sleeve, a chamfer is arranged at the top of the wedge-shaped guide sleeve along the circumferential direction of the outer wall, and the sealing ring is sleeved on the chamfer;

the wedge-shaped guide sleeve is arranged on the outer sleeve in a sliding mode, and a second elastic piece is arranged between the bottom of the wedge-shaped guide sleeve and the outer sleeve;

the driving piece is connected with the bottom of the outer sleeve, when the driving piece drives the assembling tool to move upwards, the guide head can be abutted to the filter and moves towards the interior of the wedge-shaped guide sleeve, so that the first elastic piece is pressed, the wedge-shaped guide sleeve moves towards the interior of the outer sleeve, so that the second elastic piece is pressed, and the sealing ring is separated from the chamfer and is installed at the preset position of the filter.

As a preferred scheme of the assembly tool, a first guide pillar is arranged at the bottom of the guide head, the first guide pillar vertically extends downwards, and the first guide pillar is connected with the wedge-shaped guide sleeve in a sliding manner.

As a preferable scheme of the assembly tool, the first elastic member is sleeved on the first guide pillar.

As a preferred scheme of the assembly tool, a plurality of limiting pieces are arranged at the bottom of the wedge-shaped guide sleeve, the limiting pieces are fixed on the wedge-shaped guide sleeve, and the limiting pieces can be abutted against the guide head to limit the maximum sliding distance of the guide head relative to the wedge-shaped guide sleeve.

As a preferred scheme of assembly fixture, the locating part is a bolt.

As a preferable scheme of the assembly tool, the inclination angle of the chamfer angle relative to the horizontal plane is 30-40 degrees.

As a preferred scheme of the assembly tool, the assembly tool further comprises a base, the base is connected with the bottom of the outer sleeve, a guide rod is arranged at the bottom of the base, and the guide rod is connected with the driving piece.

As a preferred scheme of the assembly tool, a second guide pillar is arranged at the bottom of the wedge-shaped guide sleeve, the second guide pillar vertically extends downwards, and the second guide pillar is connected with the outer sleeve in a sliding manner.

As a preferable scheme of the assembly tool, the second elastic member is sleeved on the second guide pillar.

As a preferred scheme of the assembly tool, the first elastic member and the second elastic member are both springs.

Has the advantages that:

in the utility model, the first elastic piece is arranged between the bottom of the guide head and the wedge-shaped guide sleeve, and the second elastic piece is arranged between the bottom of the wedge-shaped guide sleeve and the outer sleeve, so that two-stage buffering can be carried out on the press fitting process of the sealing ring, the press fitting process of the sealing ring is stable, and the assembly tool is prevented from being damaged; a chamfer is arranged at the top of the wedge-shaped guide sleeve along the circumferential direction of the outer wall, the sealing ring is sleeved on the chamfer, and the chamfer structure can enable the sealing ring to be more stably arranged at a preset position of the filter; the driving piece is connected with the bottom of overcoat, when driving piece drive assembly fixture rebound, the direction head can with the filter butt, and make the direction head to the inside removal of wedge guide pin bushing, first elastic component pressurized, the wedge guide pin bushing is to the inside removal of overcoat, the second elastic component pressurized, the sealing washer breaks away from the chamfer and installs at the filter preset position, adopt this assembly fixture to assemble the sealing washer and can promote assembly process stability, the uniformity of qualification rate and product, promote assembly efficiency, reduce intensity of labour and cost.

Drawings

Fig. 1 is an isometric view of an assembly tool provided by an embodiment of the present invention;

fig. 2 is a front view of an assembly fixture provided by an embodiment of the present invention;

fig. 3 isbase:Sub>A cross-sectional view of fig. 2 at sectionbase:Sub>A-base:Sub>A.

In the figure:

10. a seal ring;

100. a guide head; 110. a first guide post;

200. a wedge-shaped guide sleeve; 210. a stopper; 220. a second guide post; 221. a limit screw;

300. a first elastic member;

400. a jacket;

500. a second elastic member;

600. a base;

700. a guide bar;

800. and (4) shaping the block.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not to be construed as limiting the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", and the like are used based on the orientations and positional relationships shown in the drawings, and are only for convenience of description and simplification of operation, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

Referring to fig. 1 to 3, an assembly tool (hereinafter, referred to as a "tool") includes a guide head 100, a wedge guide sleeve 200, an outer sleeve 400, and a driving member. The guide head 100 is a cylinder, the top of the guide head 100 is provided with a certain wedge angle along the outer wall of the cylinder, and the wedge angle can facilitate the annular sealing ring 10 to be sleeved in from the top of the guide head 100 and fixed on the wedge-shaped guide sleeve 200; meanwhile, the connecting part of the wedge angle of the guide head 100 and the top end surface adopts circular arc transition to adapt to the matching part of the filter. The guide head 100 is slidably arranged on the wedge-shaped guide sleeve 200, a first elastic piece 300 is arranged between the bottom of the guide head 100 and the wedge-shaped guide sleeve 200, a chamfer is arranged at the top of the wedge-shaped guide sleeve 200 along the circumferential direction of the outer wall, and a sealing ring 10 is sleeved on the chamfer; the wedge-shaped guide sleeve 200 is arranged on the outer sleeve 400 in a sliding mode, and a second elastic piece 500 is arranged between the bottom of the wedge-shaped guide sleeve 200 and the outer sleeve 400; the driving piece is connected with the bottom of overcoat 400, and when the driving piece drive assembly fixture upwards moved, direction head 100 can with the filter butt to make direction head 100 move to wedge guide pin bushing 200 is inside, first elastic component 300 pressurized, wedge guide pin bushing 200 moves to overcoat 400 is inside, second elastic component 500 pressurized, sealing washer 10 breaks away from the chamfer and installs and predetermine the position at the filter. In this embodiment, in order to adapt to the shape of the filter, the wedge-shaped guide sleeve 200 and the outer sleeve 400 are both cylindrical bodies; through the first elastic part 300 and the second elastic part 500, two-stage buffering of the press-fitting process of the sealing ring 10 can be realized, so that the press-fitting process of the sealing ring 10 is stable, and damage to an assembly tool is avoided; compared with manual operation, the assembly fixture is adopted to assemble the sealing ring 10, so that the stability and the qualification rate of the assembly process and the consistency of products can be improved, the assembly efficiency is improved, and the labor intensity and the cost are reduced.

Referring to fig. 1 to fig. 3, in the present embodiment, a first guide post 110 is disposed at the bottom of the guide head 100, the first guide post 110 extends vertically downward, specifically, the guide head 100 is provided with a mounting hole, and correspondingly, the first guide post 110 is also provided with a mounting hole, and a screw passes through the two mounting holes to complete connection between the guide head 100 and the first guide post 110; of course, the guide head 100 and the first guide post 110 can be integrally formed, so that the number of parts of the tool is reduced, and the assembly difficulty is reduced. The first guide post 110 is slidably connected with the wedge-shaped guide sleeve 200, specifically, a sliding hole is formed at the bottom of the wedge-shaped guide sleeve 200, and the first guide post 110 can slide along the sliding hole under the limiting effect of the sliding hole.

Further, the first elastic member 300 is sleeved on the first guide post 110. The first guide post 110 guides the first elastic member 300, and the deformation of the first elastic member 300 can be along the cylindrical extension direction of the first guide post 110, i.e., the vertical direction.

Further, a plurality of limiting members 210 are arranged at the bottom of the wedge-shaped guide sleeve 200, the limiting members 210 are fixed on the wedge-shaped guide sleeve 200, and the limiting members 210 can abut against the guide head 100 to limit the maximum sliding distance of the guide head 100 relative to the wedge-shaped guide sleeve 200. The limiting member 210 can ensure that the downward moving distance is controllable when the guide head 100 moves downward. Illustratively, when the guide head 100 is moved down into abutment with the stop 210, the upper end face of the guide head 100 is just coplanar with the plane in which the end of the seal ring 10 lies.

Optionally, the position-limiting member 210 is a bolt. The bolt is in threaded connection with the bottom of the wedge-shaped guide sleeve 200, so that the height of the bolt relative to the bottom of the wedge-shaped guide sleeve 200 can be conveniently adjusted, further, the maximum sliding distance of the guide head 100 relative to the wedge-shaped guide sleeve 200 can be adjusted, and the adjustment is simple and convenient.

Optionally, the chamfer has an inclination of 30-40 degrees with respect to the horizontal plane. In this embodiment, the inclination angle of the chamfer with respect to the horizontal plane is preferably 37 degrees, which is suitable for the structure of the seal ring 10 itself and enables the seal ring 10 to enter the filter more smoothly.

Optionally, the tool further comprises a base 600, the base 600 is connected with the bottom of the outer sleeve 400, a guide rod 700 is arranged at the bottom of the base 600, and the guide rod 700 is connected with the driving member. Specifically, the guide rod 700 is connected with the driving part through a linear bearing, preferably, the driving motor is a compression cylinder, the guide rod 700 is jacked up through the action of the compression cylinder, the acting force of the guide rod 700 drives the base 600 to move upwards, and the base 600 further drives the tool to move upwards.

Optionally, the bottom of the wedge-shaped guide sleeve 200 is provided with a second guide post 220, the second guide post 220 extends vertically downwards, and the second guide post 220 is slidably connected with the outer sleeve 400. Specifically, the inside of the outer sleeve 400 is also provided with a sliding hole, and the second guide post 220 is slidably arranged in the sliding hole, and those skilled in the art can understand that the second guide post 220 can be detachably connected with the bottom of the wedge-shaped guide sleeve 200, and can also be of an integrally formed structure.

Referring to fig. 3, optionally, a limit screw 221 is disposed at the bottom of the second guide post 220, and the limit screw 221 can abut against the base 600 to limit the maximum distance that the wedge-shaped guide sleeve 200 moves relative to the outer sleeve 400. Illustratively, when the limit screw 221 abuts against the base 600, the wedge guide 200 slides until the plane of the end of the seal ring 10 is coplanar with the upper end surface of the outer sleeve 400.

Optionally, the second elastic member 500 is sleeved on the second guide post 220. The second guide post 220 guides the second elastic member 500, and the deformation of the second elastic member 500 can be along the cylindrical extension direction of the second guide post 220, i.e. the vertical direction.

Alternatively, both the first elastic member 300 and the second elastic member 500 are springs.

Referring to fig. 1 to 3, in this embodiment, the tooling further includes a shaping block 800, the shaping block 800 is a cylindrical body with a shaping groove, the shaping groove is disposed on an end surface of one side of the shaping block 800, the shape of the shaping groove matches with the outer contour of the sealing ring 10, and the shaping block 800 is used to pre-mount the sealing ring 10 on the chamfer of the wedge-shaped guide sleeve 200; certainly, this process also can be accomplished by the manual work, but the circumference uniformity of artifical preinstallation is difficult to guarantee, and the installation effectiveness is low simultaneously, adopts shaping piece 800 not only can promote preinstallation efficiency, and the quality of installation is higher.

The working principle of the tool is as follows: firstly, the seal ring 10 is pre-installed on the chamfer of the wedge-shaped guide sleeve 200 by utilizing the shaping groove of the shaping block 800; the driving piece acts and jacks up the frock, guide head 100 contacts the filter pressurized downstream earlier, at this moment, realize the primary buffering through first elastic component 300, when locating part 210 and guide head 100 butt, guide head 100 stops with wedge guide pin bushing 200's relative motion, the filter contacts with the up end of wedge guide pin bushing 200 this moment, and the extrusion takes the wedge guide pin bushing 200 downstream of sealing washer 10, at this moment, realize the secondary buffering through second elastic component 500, when stop screw 221 and base 600 butt, sealing washer 10 is spacing through overcoat 400 circumference, get into the preset position of filter with the ascending gesture of slope, so far, accomplish the assembly of sealing washer 10.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. Assembly fixture for predetermine the position at the filter with sealing washer (10) assembly, its characterized in that includes:

the guide head (100), the guide head (100) is a cylinder;

the guide head (100) is arranged on the wedge-shaped guide sleeve (200) in a sliding mode, a first elastic piece (300) is arranged between the bottom of the guide head (100) and the wedge-shaped guide sleeve (200), a chamfer is arranged on the top of the wedge-shaped guide sleeve (200) along the circumferential direction of the outer wall, and the sealing ring (10) is sleeved on the chamfer;

the wedge-shaped guide sleeve (200) is arranged on the outer sleeve (400) in a sliding mode, and a second elastic piece (500) is arranged between the bottom of the wedge-shaped guide sleeve (200) and the outer sleeve (400);

the driving piece, the driving piece with the bottom of overcoat (400) is connected, works as the driving piece drive when assembly fixture rebound, direction head (100) can with the filter butt, and make direction head (100) to wedge guide pin bushing (200) inside removal, so that first elastic component (300) are pressed, wedge guide pin bushing (200) to overcoat (400) inside removal, so that second elastic component (500) are pressed, sealing washer (10) break away from the chamfer is installed the filter is predetermine the position.

2. The assembly tool according to claim 1, characterized in that a first guide post (110) is arranged at the bottom of the guide head (100), the first guide post (110) extends vertically downwards, and the first guide post (110) is slidably connected with the wedge-shaped guide sleeve (200).

3. The assembly tool according to claim 2, characterized in that the first elastic member (300) is sleeved on the first guide pillar (110).

4. The assembly tool according to claim 1, characterized in that a plurality of stoppers (210) are arranged at the bottom of the wedge-shaped guide sleeve (200), the stoppers (210) are fixed on the wedge-shaped guide sleeve (200), and the stoppers (210) can abut against the guide head (100) to limit the maximum sliding distance of the guide head (100) relative to the wedge-shaped guide sleeve (200).

5. The assembly tool according to claim 4, characterized in that the limiting member (210) is a bolt.

6. The assembly fixture according to claim 1, wherein the chamfer has an inclination angle of 30-40 degrees with respect to a horizontal plane.

7. The assembly fixture according to claim 1, further comprising a base (600), wherein the base (600) is connected with the bottom of the outer sleeve (400), a guide rod (700) is arranged at the bottom of the base (600), and the guide rod (700) is connected with the driving member.

8. The assembly tool according to the claim 1, characterized in that a second guide post (220) is arranged at the bottom of the wedge-shaped guide sleeve (200), the second guide post (220) extends vertically downwards, and the second guide post (220) is connected with the outer sleeve (400) in a sliding manner.

9. The assembly tool according to claim 8, characterized in that the second elastic member (500) is sleeved on the second guide post (220).

10. The assembly tooling of any one of claims 1 to 9, wherein the first elastic member (300) and the second elastic member (500) are both springs.