CN211804758U

CN211804758U - Jump ring pressure equipment device

Info

Publication number: CN211804758U
Application number: CN201921534856.1U
Authority: CN
Inventors: 荣俊林; 张丽梅
Original assignee: Tianyong Machinery Electronics Taicang Co Ltd
Current assignee: Tianyong Machinery Electronics Taicang Co Ltd
Priority date: 2019-09-16
Filing date: 2019-09-16
Publication date: 2020-10-30
Anticipated expiration: 2029-09-16

Abstract

The utility model discloses a clamp spring press-fitting device which is suitable for a piston pin clamp spring and comprises a feeding device, a distributing device, a pressing device and a guiding device; the bottom of the guide device is connected with a piston, the guide device is connected with a feeding device, the feeding device is connected with a pressing device, and the pressing device and the guide device are arranged on the same axis; one side of the feeding device is provided with a material distributing device, the bottom of the material distributing device is communicated with the bottom of the feeding device, a piston pin clamping spring at the bottommost part of the feeding device is pushed into the same axis between the pressing device and the guide device through the material distributing device, and the piston pin clamping spring is pressed into a piston connected with the guide device through the pressing device. The utility model discloses a mechanical combination linkage can realize the compression of reliable, convenient, swift realization piston pin jump ring, and the automation that targets in place rises and goes into the jump ring inslot and install to reach the rise back of jump ring and do not have the fish tail to the piston, and practice thrift the cost, reduce consuming time, simple structure, easy to assemble debugging, economy is suitable for.

Description

Jump ring pressure equipment device

Technical Field

The utility model relates to a jump ring pressure equipment device especially relates to the technical field of the pressure equipment of piston pin jump ring.

Background

The piston pin of the engine is used for connecting the piston and the connecting rod and transmitting the gas acting force born by the piston to the connecting rod. The piston pin clamp spring is a part used for fixing the piston pin and preventing the piston pin from moving left and right. The existing piston pin clamp spring press-fitting machine is high in cost and most of equipment is imported.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a can solve the piston pin jump ring and press the specification material loading, quick pressure equipment does not have the mar to piston inner wall, and reduce cost, the jump ring press device of raising efficiency.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a clamp spring press-mounting device is suitable for a piston pin clamp spring and comprises a feeding device, a distributing device, a pressing device and a guiding device;

the bottom of the guide device is connected with a piston, a feeding device is connected onto the guide device, a pressing device is connected onto the feeding device, and the pressing device and the guide device are arranged on the same axis;

and a material distributing device is arranged on one side of the feeding device, the bottom of the material distributing device is communicated with the bottom of the feeding device, a piston pin clamping spring at the bottommost part of the feeding device is pushed into the same axis between the pressing device and the guide device through the material distributing device, and the piston pin clamping spring is pressed into a piston connected with the guide device through the pressing device.

Preferably, the pressing device comprises a handle, and the bottom of the handle is provided with a mandrel, a telescopic ejector rod and a fixed ejector rod;

the telescopic ejector rod is positioned at the axis of the handle; the telescopic ejector rod and the two fixed ejector rods are arranged in the circumference of the mandrel;

the handle is internally provided with a compression part, the compression part is connected with a telescopic ejector rod, and the pressing device is connected with the feeding device through the telescopic ejector rod, two fixed ejector rods and a mandrel.

Preferably, the compression part includes handle head and first spring, the one end setting of handle head is outside the handle, the other end of handle head wears to establish in the handle and contacts with first spring, the bottom of first spring is through the flexible ejector pin of spring lower carriage connection.

Preferably, the feeding device comprises a positioning guide post, a plurality of piston pin snap springs are sleeved outside the positioning guide post, and a mandrel, a telescopic ejector rod and two fixed ejector rods penetrate through the positioning guide post; the mandrel penetrates through the axis of the positioning guide post.

Preferably, the positioning guide post and the mandrel in the positioning guide post are provided with a limiting snap spring in a penetrating manner, and the pressing device is limited to be released through the limiting snap spring.

Preferably, the top of the piston pin clamping spring of the positioning guide column is provided with a material pressing block for applying weight to the piston pin clamping spring.

Preferably, the guiding device comprises an end block, a guiding shaft and a profile block;

one end of the guide shaft penetrates through the end block and is communicated with the positioning guide column 11, and the other end of the guide shaft penetrates through the piston; one side of the guide shaft is provided with a profiling block fixed in the end block, and the profiling block is of a bevel cut structure and is used for compressing the piston pin clamp spring with an opening after being pressed downwards.

Preferably, the end block is communicated with a feeding device through a guide supporting block.

Preferably, the material distributing device comprises a guide block, a deflector rod, a limiting pin and a material distributing sheet; the shifting rod is of an arc-shaped structure, one end face of the shifting rod is an arc-shaped tangent plane, the other end of the shifting rod is connected with the distributing piece through a sliding block, and the end part of the sliding block is connected with a limiting pin of a second spring; and a protective cover fixed on the guide structure is arranged outside the arc-shaped structure of the shifting lever.

Preferably, the bottom of the pressing device is provided with a material shifting guide pillar, the bottom edge of the material shifting guide pillar is provided with a corner cutting structure, and a cutting face of the corner cutting of the material shifting guide pillar is in contact with an arc-shaped cutting face of the shifting lever through a guide block to drive the material distributing sheet to forward shift the piston pin clamp spring to the press mounting position.

The utility model discloses a mechanical combination linkage can realize the compression of reliable, convenient, swift realization piston pin jump ring, and the automatic jump in place goes into the jump ring inslot installation to it does not have the fish tail to the piston to reach the back of expanding of jump ring. For import pressure equipment, realized practicing thrift the cost, reduced consuming time, moreover the utility model discloses simple structure, easy to assemble debugging, economy is suitable for.

Drawings

Fig. 1 is a sectional view of a three-dimensional structure of a clamp spring press-fitting device provided by the present invention;

fig. 2 is a schematic structural view of a pressing device in the clamp spring pressing device provided by the present invention;

fig. 3 is a schematic structural view of a feeding device in a clamp spring pressing device provided by the present invention;

fig. 4 is a cross-sectional view of a clamp spring press-fitting device provided by the present invention;

FIG. 5 is an enlarged view of a portion F of FIG. 4;

fig. 6 is a partial enlarged view of a material distributing sheet in the clamp spring pressing device provided by the present invention;

fig. 7 is a partial enlarged view of the operation of the material distributing sheet in the clamp spring pressing device provided by the present invention;

FIG. 8 is a view of the workpiece structure of the piston pin circlip;

fig. 9 is a schematic structural view of a clamp spring press-fitting device provided by the present invention;

FIG. 10 is a cross-sectional view of C-C of FIG. 9;

fig. 11 is a cross-sectional view of B-B in fig. 9.

Reference numbers in the figures:

101. a feeding device; 102. a material distributing device; 103. a pressing device; 104. a guide device; 1. a handle; 2. fixing the ejector rod; 3. a material poking guide post; 4. a mandrel; 5. a telescopic ejector rod; 6. A handle head; 7. a first spring; 8. a spring lower seat; 9. a pin shaft is in place; 10. a guide shaft; 11. Positioning a guide post; 12. a guide support block; 13. a guide block; 14. a sleeve; 15. a limiting clamp spring; 16. pressing blocks; 17. clamping a spring workpiece; 18. a shield; 19. a deflector rod; 20-minute tablets; 21. a second spring; 22 a spacing pin; 23. a contour block; 24. an end-block; 25. a limiting block; 26. a slide block.

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.

As shown in fig. 1 to 7, for the clamp spring press-fitting device provided by the present invention, it is suitable for the piston pin clamp spring 17, and includes a press device 103, a feeding device 101, a guiding device 104 and a material dividing device 102; the bottom of the guide 104 is connected with a piston; a feeding device 101 is connected to the guiding device 104, a pressing device 103 is connected to the feeding device 101, and the pressing device 103 and the guiding device 104 are arranged on the same axis; one side of the feeding device 101 is provided with a material separating device 102, the bottom of the material separating device 102 is communicated with the bottom of the feeding device 101, the piston pin clamp spring 17 at the bottommost of the feeding device 101 is pushed into the same axis between the pressing device 103 and the guide device 104 through the material separating device 102, and the piston pin clamp spring 17 is pressed into a piston connected with the guide device 104 through the pressing device 103.

The pressing device 103 comprises a handle 1, and a mandrel 4, a telescopic ejector rod 5 and a fixed ejector rod 2 are arranged at the bottom of the handle 1; a waist-shaped groove is arranged on the mandrel 4; the telescopic ejector rod 5 is arranged at the axis of the handle 1; the telescopic ejector rod 5 and the two fixed ejector rods 2 are arranged in the circumference of the mandrel 4; the pressing device 103 is connected with the feeding device 101 through a telescopic ejector rod 5, two fixed ejector rods 2 and a mandrel 4; a handle head 6 and a first spring 7 are arranged in the handle 1, one end of the handle head 6 is arranged outside the handle 1, the other end of the handle head 6 is arranged in the handle 1 in a penetrating way and is contacted with the first spring 7, and the bottom of the first spring 7 is connected with a telescopic ejector rod 5 through a spring lower seat 8; the bottom of the pressing device is provided with a material shifting guide pillar 3, and the bottom edge of the material shifting guide pillar 3 is provided with a corner cutting structure.

The feeding device 101 comprises a positioning guide post 11, a plurality of piston pin snap springs 17 are sleeved outside the positioning guide post 11, and the piston pin snap springs 17 are directly fed outside the positioning guide post 11 in a packaging mode; a mandrel 4, a telescopic ejector rod 5 and two fixed ejector rods 2 penetrate through the positioning guide column 11; the mandrel 4 is arranged on the axis of the positioning guide column 11 in a penetrating way; the positioning guide post 11 and the mandrel 4 in the positioning guide post 11 are provided with a limiting clamp spring 15 in a penetrating manner, the limiting clamp spring 15 penetrates through a waist-shaped groove in the mandrel 4 to play a role in limiting up and down, and the pressing device 103, namely the handle 1, the fixed ejector rod 2, the mandrel 4, the telescopic ejector rod 5, the handle head 6, the first spring 7 and the lower spring seat 8, is limited by the limiting clamp spring 15 to be separated.

The guide device 104 comprises an end block 24, a guide shaft 10 and a profiling block 23; the end block 24 is connected with a positioning guide post 11 of the feeding device 101 through a guide support block 12, the guide support block 12 also has the function of controlling the opening direction of the piston pin clamp spring 17, and a protective plate is fixed on the guide support block 12 and used for protecting the hand of an operator; one end of the guide shaft 10 is arranged in the end block 24 in a penetrating way and communicated with the positioning guide column 11, and the other end of the guide shaft 10 is arranged in the piston in a penetrating way; one side of the guide shaft 10 is provided with a profiling block 23 fixed in an end block 24, and the profiling block 23 is in a chamfered structure and is used for compressing the open piston pin clamp spring 17 after being pressed downwards.

The material distributing device comprises a guide block 13, a deflector rod 19, a limiting pin 22 and a material distributing sheet 20; the deflector rod 19 is of an arc-shaped structure, one end face of the deflector rod 19 is an arc-shaped tangent plane, the other end of the deflector rod 19 is connected with the distributing piece 20 through a sliding block 26, and the end part of the sliding block 26 is connected with a limiting pin 22 of a second spring 21; the tangent plane of the corner cut of the material poking guide post 3 is contacted with the arc tangent plane of the poking rod 19 through the guide block 13; the arc-shaped structure of the shift lever 19 is externally provided with a shield 18 fixed on the guide structure 104. When the pressing device 103 is pressed down, the tangent plane of the material poking guide post 3 is in arc tangent plane contact with one end surface of the poking rod 19, one end of the poking rod 19 is extruded to the outer wall position from the inner wall position of the guide block 13, meanwhile, the poking rod 19 swings around the fulcrum in contact with the shield 18, and the material distributing sheet 20 connected with the poking rod 19 pushes out a piston pin clamp spring 17 to the pressing position between the pressing device 103 and the guide device 104, so that the opening edge of the piston pin clamp spring 17 is positioned below the compression ejector rod 5.

Further, a material pressing block 16 is arranged on the piston pin clamp spring 17 at the top of the positioning guide column 11 and used for applying weight to the piston pin clamp spring 17 and ensuring that the piston pin clamp spring 17 at the uppermost layer cannot be dislocated or clamped.

Further, the bottom of the handle 1 is provided with an in-place pin shaft 9, and the in-place pin shaft 9 is used for limiting the pressing range of the handle 1.

Further, a hollow sleeve 14 is attached below the end block 24 for protecting the guide shaft 10.

The utility model discloses the step of installation work piece as follows:

s1, removing the limit clamp spring 15 and pulling out the pressing device 103;

s2, butting the piston pin clamp spring 17 with the positioning guide column 11 and the guide support block 12, and slightly pinching the spring sheet packaged by the piston pin clamp spring 17 so that the piston pin clamp spring 17 can freely fall to the bottom of the positioning guide column 11 to finish feeding;

s3, installing the handle 1 and installing the limit clamp spring 15;

s4, placing the guide pin 10 of the piston pin clamp spring 29 tool into a piston pin hole fixed on the workbench, and pressing down to complete press fitting of the piston pin clamp spring 17;

the working principle of the utility model comprises the following steps:

s1, pressing the device 103 downwards through the handle head 6, driving the material shifting guide post 3 to contact with the tangent plane of the shift lever 19 by the handle 1, extruding one end of the shift lever 19 to the outer wall position at the inner wall position of the guide block 13, swinging the shift lever 19 around the fulcrum contacting with the shield 18, shifting the material distributing sheet 20 fixed on the slide block 26 by the other end of the shift lever 19, compressing the second spring 21 sleeved on the limit pin 22 at the moment, pushing the material distributing sheet 20 out of a piston pin clamp spring 17 to the limit block 25 for limiting, and enabling the piston pin clamp spring 17 to reach a press-fitting position, namely, the point A on the piston pin clamp spring 17 is positioned at the position vertically below the compression;

s2, the pressing device 103 is continuously pressed downwards, the handle 1 drives the compression ejector rods 5 to contact with the point A of the piston pin clamp spring 17 and press downwards, the piston pin clamp spring 17 gradually inclines in the pressing process, when the piston pin clamp spring 17 inclines until the lower ends of the two fixed ejector rods 2 contact with the point B and the point C of the piston pin clamp spring 17, the lower ends of the two fixed ejector rods 2 flatten the position of the piston pin clamp spring 17 from the inclined position, the clamp springs of the piston pin clamp spring 17 start to be compressed along with the shape of the contour block 23 under the simultaneous action of the three ejector rods, and the clamp spring openings of the piston pin clamp spring 17 continue to be closed;

meanwhile, the counter force of the compression ejector rod 5 for pressing the piston pin clamp spring 17 is transmitted to the first spring 7 through the lower spring seat 8, the first spring 7 is compressed by the counter force, the top end of the telescopic ejector rod 5 moves upwards along the handle seat 1, and the distance between the lower end of the telescopic ejector rod 5 and the lower ends of the two fixed ejector rods 2 is shortened;

and S3, continuing to press the pressing device 103, and enabling the compressed piston pin clamp spring 17 to enter the piston along the lower end of the positioning guide column 11 and quickly expand in the cavity of the piston pin clamp spring 17 in the piston to achieve the mounting purpose.

S4, the pull-up handle 1 drives the material poking guide post 3 to move upwards, the material distributing device 104 resets, and the piston pin clamp spring 17 falls to a material distributing position due to gravity.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A clamp spring press-mounting device is suitable for a piston pin clamp spring (17), and is characterized by comprising a feeding device (101), a distributing device (102), a pressing device (103) and a guide device (104);

the bottom of the guide device (104) is connected with a piston, a feeding device (101) is connected onto the guide device (104), a pressing device (103) is connected onto the feeding device (101), and the pressing device (103) and the guide device (104) are arranged on the same axis;

a material distribution device (102) is arranged on one side of the feeding device (101), the bottom of the material distribution device (102) is communicated with the bottom of the feeding device (101), a piston pin clamp spring (17) at the bottommost part of the feeding device (101) is pushed into the same axis between the pressing device (103) and the guide device (104) through the material distribution device (102), and the piston pin clamp spring (17) is pressed into a piston connected with the guide device (104) through the pressing device (103).

2. The jump ring press-mounting device according to claim 1, wherein the press-mounting device (103) comprises a handle (1), and a mandrel (4), a telescopic ejector rod (5) and a fixed ejector rod (2) are arranged at the bottom of the handle (1);

the telescopic ejector rod (5) is positioned at the axis of the handle (1); the telescopic ejector rods (5) and the two fixed ejector rods (2) are arranged in the circumference of the mandrel (4);

the handle (1) is internally provided with a compression part, the compression part is connected with a telescopic ejector rod (5), and a pressing device (103) is connected with a feeding device (101) through the telescopic ejector rod (5), two fixed ejector rods (2) and a mandrel (4).

3. The jump ring pressure equipment device of claim 2, characterized in that, compression part includes handle head (6) and first spring (7), the one end setting of handle head (6) is outside handle (1), the other end of handle head (6) wears to establish in handle (1) and contacts with first spring (7), the bottom of first spring (7) is through spring seater (8) connection telescopic ejector pin (5).

4. The jump ring press-fitting device is characterized in that the feeding device (101) comprises a positioning guide column (11), a plurality of piston pin jump rings (17) are sleeved outside the positioning guide column (11), and a mandrel (4), a telescopic ejector rod (5) and two fixed ejector rods (2) are arranged in the positioning guide column (11) in a penetrating manner; the mandrel (4) is arranged on the axis of the positioning guide post (11) in a penetrating mode.

5. The clamp spring press-fitting device according to claim 4, wherein a limiting clamp spring (15) penetrates through the positioning guide column (11) and the mandrel (4) in the positioning guide column (11), and the pressing device (103) is limited from being released through the limiting clamp spring (15).

6. The jump ring press-fitting device according to claim 4, characterized in that the top of the piston pin jump ring (17) of the positioning guide column (11) is provided with a swage block (16) for applying weight to the piston pin jump ring (17).

7. The jump ring press-fitting device according to claim 2, wherein the guide device (104) comprises an end block (24), a guide shaft (10), and a copying block (23);

one end of the guide shaft (10) penetrates through the end block (24) and is communicated with the positioning guide column (11), and the other end of the guide shaft (10) penetrates through the piston; and a profiling block (23) fixed in an end block (24) is arranged on one side of the guide shaft (10), and the profiling block (23) is of an inclined notch structure and is used for compressing the open piston pin clamp spring (17) after being pressed downwards.

8. The jump ring press-fitting device according to claim 7, wherein the end block (24) is communicated with the feeding device (101) through a guide support block (12).

9. The jump ring press fitting device according to claim 1, wherein the feed divider comprises a guide block (13), a shift lever (19), a limit pin (22) and a feed divider (20); the shifting rod (19) is of an arc-shaped structure, one end face of the shifting rod (19) is an arc-shaped tangent plane, the other end of the shifting rod (19) is connected with the distributing piece (20) through a sliding block (26), and the end part of the sliding block (26) is connected with a limiting pin (22) of a second spring (21); and a protective cover (18) fixed on the guide structure is arranged outside the arc-shaped structure of the deflector rod (19).

10. The jump ring press-fitting device according to claim 9, characterized in that a material shifting guide post (3) is arranged at the bottom of the press device, a corner cut structure is arranged at the bottom edge of the material shifting guide post (3), the corner cut section of the material shifting guide post (3) is contacted with the arc-shaped section of the shift rod (19) through a guide block (13), and the material distributing piece (20) is driven to shift the piston pin jump ring (17) forwards to a press-fitting position.