CN221231975U

CN221231975U - Piston pin hole and pin hole inner retainer ring groove integrated processing device

Info

Publication number: CN221231975U
Application number: CN202322740207.XU
Authority: CN
Inventors: 陆志岳; 陆振程; 陆锦莹
Original assignee: Ruian Chengtai Piston Manufacturing Co ltd
Current assignee: Ruian Chengtai Piston Manufacturing Co ltd
Filing date: 2023-10-12
Publication date: 2024-06-28
Anticipated expiration: 2033-10-12

Abstract

The utility model relates to the technical field of piston pin holes, in particular to an integrated processing device for a piston pin hole and a retainer ring groove in the pin hole, which comprises a fixed plate, wherein a first chute is formed in the top end of the fixed plate, a second chute is formed in one side of the first chute, a sliding block is movably arranged in the first chute, a first fixed block is fixedly arranged at the top end of the sliding block, a second fixed block is movably arranged at the top end of the first chute, a sliding block is fixedly arranged at the bottom end of the second fixed block, the sliding block is movably arranged in the first chute, a third fixed block is fixedly arranged at the top end of the fixed plate, and a coarse grinding ring and a drill bit at the tail end of an output shaft section of a first motor are used for punching and coarse grinding the piston pin, and fine grinding is performed on the piston pin through a fine grinding ring at the tail end of the second motor in the second fixed block, so that the effect of eliminating burrs is realized, and the quality of a finished product is improved, and the production efficiency is improved.

Description

Piston pin hole and pin hole inner retainer ring groove integrated processing device

Technical Field

The utility model relates to the technical field of piston pin holes, in particular to an integrated processing device for a piston pin hole and a retainer ring groove in the pin hole.

Background

The piston pin is a cylindrical pin mounted to the piston skirt. The middle part of the piston penetrates through the small end hole of the connecting rod to connect the piston and the connecting rod, and the piston is used for transmitting the gas acting force born by the piston to the connecting rod or enabling the small end of the connecting rod to drive the piston to move together. In order to reduce weight, the wrist pin is typically made of high quality alloy steel and is hollow.

The utility model discloses a piston pin hole check ring groove processing device in a Chinese patent application publication CN216801960U, which comprises a bottom plate and a base, wherein the base is fixedly arranged on the top surface of the bottom plate; the vertical plate is fixedly and vertically arranged on the left side of the top surface of the base; the fixing plate is fixedly and vertically arranged on the top surface of the vertical plate; the through grooves are symmetrically arranged and are formed in the top surface of the base; the transmission mechanism is arranged on the base; the clamping and fixing mechanism is connected with the transmission mechanism; and the lifting mechanism is arranged on the top surface of the bottom plate. This piston pin hole retaining ring groove processingequipment can be convenient for guarantee to carry out the fluting processing after fixed with the stable effectual centre gripping of piston, avoids the piston to rock the skew, and piston pin hole retaining ring groove accuracy nature that the guarantee was seted up prevents to appear the waste material, and the practicality is strong, but the device does not solve and realizes that the piston pin punches with grooved integrative function and the device can't polish the elimination burr to the piston pin after the processing, for this we propose a punching fluting and can polish integrative device.

Disclosure of Invention

The utility model aims to provide an integrated processing device for a piston pin hole and a pin hole inner check ring groove, so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The piston pin hole and pin hole inner retainer ring groove integrated processing device comprises a fixed plate, a first sliding groove is formed in the top end of the fixed plate, a second sliding groove is formed in one side of the first sliding groove, a sliding block is movably arranged in the first sliding groove, a first fixed block is fixedly arranged at the top end of the sliding block, a second fixed block is movably arranged at the top end of the first sliding groove, a sliding block is fixedly arranged at the bottom end of the second fixed block, the sliding block is movably arranged in the first sliding groove, a third fixed block is fixedly arranged at the top end of the fixed plate, the third fixed block is positioned between the first fixed block and the second fixed block, a first motor is fixedly arranged in the first fixed block, a drill bit is fixedly arranged at the tail end of an output shaft section of the first motor, a coarse grinding ring is fixedly arranged at one side of the drill bit, the output shaft section of the first motor penetrates through the coarse grinding ring, a second motor is fixedly arranged in the second fixed block, a fine grinding ring is fixedly arranged at the output shaft section of the second motor, a fourth fixed block is fixedly arranged at the top end of the fixed plate, a third motor is fixedly arranged in the first sliding groove, a third motor is fixedly arranged at the top end of the second sliding groove, a third motor is fixedly arranged at the second sliding groove, a fifth sliding groove is fixedly arranged at the top end of the second sliding groove is fixedly arranged at the second sliding groove, a fifth sliding groove is fixedly arranged at the top end of the first sliding groove, a fifth sliding groove is fixedly arranged at the second sliding groove is movably, a fifth sliding groove is fixedly arranged at the piston pin, a fifth sliding groove is movably, a movable end is fixedly arranged at the top end of the fifth sliding groove is fixedly arranged at the piston pin, and is movably and is fixedly arranged at the top end, and is movably and is fixedly arranged at the piston pin, and is movably and near the piston pin, and is movably and the piston rod. The other end of the connecting rod is fixedly provided with a milling cutter.

Preferably, a groove is formed in the third fixing block.

Preferably, a piston pin is movably arranged in the groove.

Preferably, handles are fixedly arranged on one sides of the first fixing block, the second fixing block and the fifth fixing block.

Preferably, a clamping plate is movably arranged at the top end of the piston pin.

Preferably, the clamping plate bottom end is fixedly arranged at the bottom end of the threaded rod, and the threaded rod penetrates through the third fixing block to be movably arranged.

Compared with the prior art, the utility model has the beneficial effects that:

1. This integrative processingequipment of retaining ring groove in piston pin hole and the pinhole removes to the third fixed block through promoting first fixed block, makes the terminal coarse grinding ring of output shaft section of first motor and drill bit punch and coarse grinding the wrist pin, and the terminal thin ring of polishing of second motor in the rethread second fixed block carries out meticulously, polishes and has realized the effect of eliminating the burr, is favorable to improving finished product quality, improves production efficiency.

2. This integrative processingequipment of retaining ring groove in piston pin hole and the pinhole removes to the fourth fixed block through the fifth fixed block, carries out fluting to the wrist-pin of fixing in the sleeve, and the third motor rotates when milling cutter gets into inside the wrist-pin and makes the wrist-pin rotatory, and the bolt is rotated again and is moved milling cutter perpendicularly downwards, carries out fluting work to the wrist-pin inside, has realized fluting drilling integration's function, is favorable to improving work efficiency.

Drawings

FIG. 1 is a schematic view of a first fixed block according to the present utility model;

FIG. 2 is a schematic view of a fourth fixing block according to the present utility model;

FIG. 3 is a schematic view of the overall cross-sectional structure of the present utility model;

FIG. 4 is a schematic cross-sectional view of a first fixing block according to the present utility model;

FIG. 5 is a schematic cross-sectional view of a fourth fixing block according to the present utility model;

fig. 6 is a schematic cross-sectional view of a fixing plate according to the present utility model.

In the figure: 1. a fixing plate; 2. a first chute; 3. a second chute; 4. a slide block; 5. a first fixed block; 6. a second fixed block; 7. a third fixed block; 8. a fourth fixed block; 9. a fifth fixed block; 10. a first motor; 11. a second motor; 12. a third motor; 13. a drill bit; 14. rough grinding ring; 15. fine grinding rings; 16. a sleeve; 17. a piston pin; 18. a movable block; 19. a fixed rod; 20. a threaded rod; 21. a connecting rod; 22. a milling cutter; 23. a groove; 24. a handle; 25. and (3) clamping plates.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should 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", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a number" is two or more, unless explicitly defined otherwise.

Referring to fig. 1-6, the present utility model provides a technical solution:

The piston pin hole and pin hole inner check ring groove integrated processing device comprises a fixed plate 1, a first sliding groove 2 is arranged at the top end of the fixed plate 1, a second sliding groove 3 is arranged at one side of the first sliding groove 2, a sliding block 4 is movably arranged in the first sliding groove 2, a first fixed block 5 is fixedly arranged at the top end of the sliding block 4, a second fixed block 6 is movably arranged at the top end of the first sliding groove 2, a sliding block 4 is fixedly arranged at the bottom end of the second fixed block 6, the sliding block 4 is movably arranged in the first sliding groove 2, a third fixed block 7 is fixedly arranged at the top end of the fixed plate 1, the third fixed block 7 is positioned between the first fixed block 5 and the second fixed block 6, a first motor 10 is fixedly arranged in the first fixed block 5, a drill bit 13 is fixedly arranged at the tail end of an output shaft section of the first motor 10, a coarse grinding ring 14 is fixedly arranged at one side of the drill bit 13, an output shaft section of the first motor 10 is fixedly arranged through the coarse grinding ring 14, the second motor 11 is fixedly arranged in the second fixed block 6, the fine grinding ring 15 is fixedly arranged on the output shaft section of the second motor 11, the fourth fixed block 8 is fixedly arranged at the top end of the fixed plate 1, the third motor 12 is fixedly arranged in the fourth fixed block 8, the sleeve 16 is fixedly arranged at the tail end of the output shaft section of the third motor 12, the piston pin 17 is movably arranged in the sleeve 16 through a bolt, the sliding block 4 is movably arranged in the second sliding groove 3, the top end of the sliding block 4 is fixedly arranged at the bottom end of the movable block 18, two symmetrically distributed fixed rods 19 are fixedly arranged at the top end of the movable block 18, the fixed rods 19 penetrate through the fifth fixed block 9 to be movably arranged, a threaded rod 20 is movably arranged at the top end of the fifth fixed block 9, the threaded rod 20 penetrates through the fifth fixed block 9 to be movably arranged at the top end of the movable block 18, one side of the fifth fixed block 9 close to the piston pin 17 is fixedly arranged at one end of the connecting rod 21, the other end of the connecting rod 21 is fixedly provided with a milling cutter 22.

In this embodiment, preferably, the third fixing block 7 is provided with a groove 23, and the groove 23 can facilitate placement and taking of the piston pin 17.

In this embodiment, preferably, the piston pin 17 is movably disposed in the groove 23, and the groove 23 can facilitate placement and taking of the piston pin 17.

In this embodiment, preferably, the handles 24 are fixedly disposed on one side of the first fixing block 5, the second fixing block 6 and the fifth fixing block 9, and the handles 24 can increase friction force to facilitate pushing and pulling.

In this embodiment, preferably, the top end of the piston pin 17 is movably provided with a clamping plate 25, and the clamping plate 25 can protect the surface of the piston pin 17 from scratches.

In this embodiment, preferably, the bottom end of the clamping plate 25 is fixedly arranged at the bottom end of the threaded rod 20, the threaded rod 20 penetrates through the third fixing block 7 to be movably arranged, and the clamping plate 25 of the threaded rod 20 can effectively clamp the piston pin 17.

When the piston pin hole and pin hole inner check ring groove integrated processing device is used, the handle 24 pushes the first fixed block 5 to move towards the third fixed block 7, so that the coarse grinding ring 14 and the drill bit 13 at the tail end of the output shaft section of the first motor 10 punch and coarsely grind the piston pin 17, the fine grinding ring 15 at the tail end of the second motor 11 in the second fixed block 6 finely grinds the piston pin 17 fixed in the sleeve 16, the fifth fixed block 9 moves towards the fourth fixed block 8, the milling cutter 22 enters the piston pin 17 when the movable block 18 moves to the tail end of the second sliding groove 3, the piston pin 17 rotates through the rotation of the third motor 12, and the grooving operation of the piston pin 17 is completed when the threaded rod 20 moves the fifth fixed block 9 to the top end of the movable block 18 to be attached.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Piston pin hole and interior retaining ring groove integrated processing device of pinhole, including fixed plate (1), its characterized in that: the utility model discloses a fixed plate (1) with the fixed plate, first spout (2) has been seted up on the fixed plate (1) top, second spout (3) has been seted up to first spout (2) one side, first spout (2) internal motion is provided with slider (4), slider (4) top is fixed to be provided with first fixed block (5), first spout (2) top activity is provided with second fixed block (6), second fixed block (6) bottom mounting is provided with slider (4), slider (4) activity sets up in first spout (2), fixed plate (1) top is fixed to be provided with third fixed block (7), third fixed block (7) are located between first fixed block (5) and second fixed block (6), first fixed block (5) internal fixation is provided with first motor (10), the fixed drill bit (13) that is provided with in output shaft section end of first motor (10), drill bit (13) one side is fixed to be provided with coarse grinding ring (14), first motor (10) output shaft section coarse grinding ring (14) is provided with second fixed block (11) and is fixed plate (11) fixed to be provided with in advance, second fixed block (11) are fixed to be provided with the fixed plate (11), the utility model discloses a milling cutter, including fixed block (21) and connecting rod, including fixed block (18), fixed rod (19), threaded rod (20) are provided with in the fixed third motor (12), the output shaft section end of third motor (12) is fixed to be provided with sleeve (16), be provided with piston pin (17) through the bolt activity in sleeve (16), second spout (3) internalization is provided with slider (4), slider (4) top is fixed to be provided with in movable block (18) bottom, movable block (18) top is fixed to be provided with two symmetric distribution's dead lever (19), dead lever (19) run through fifth fixed block (9) activity and set up, fifth fixed block (9) top activity is provided with threaded rod (20), threaded rod (20) run through fifth fixed block (9) activity and set up in movable block (18) top, fifth fixed block (9) are close to piston pin (17) one side fixed setting in connecting rod (21) one end, the other end fixed milling cutter (22) that is provided with of connecting rod (21).

2. The piston pin bore and in-pin bore retainer ring groove integrated machining apparatus of claim 1, wherein: a groove (23) is formed in the third fixing block (7).

3. The piston pin bore and in-pin bore retainer ring groove integrated machining apparatus of claim 2, wherein: a piston pin (17) is movably arranged in the groove (23).

4. The piston pin bore and in-pin bore retainer ring groove integrated machining apparatus of claim 1, wherein: handles (24) are fixedly arranged on one sides of the first fixing block (5), the second fixing block (6) and the fifth fixing block (9).

5. The piston pin bore and pin bore internal retainer ring groove integrated machining apparatus of claim 3, wherein: a clamping plate (25) is movably arranged at the top end of the piston pin (17).

6. The piston pin bore and in-pin bore retainer ring groove integrated machining apparatus of claim 5, wherein: the bottom end of the clamping plate (25) is fixedly arranged at the bottom end of the threaded rod (20), and the threaded rod (20) penetrates through the third fixing block (7) to be movably arranged.