CN214392438U - Drilling device for piston pin of motorcycle - Google Patents
Drilling device for piston pin of motorcycle Download PDFInfo
- Publication number
- CN214392438U CN214392438U CN202022815585.6U CN202022815585U CN214392438U CN 214392438 U CN214392438 U CN 214392438U CN 202022815585 U CN202022815585 U CN 202022815585U CN 214392438 U CN214392438 U CN 214392438U
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- fixedly connected
- piston pin
- concave frame
- guide rail
- drilling device
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Abstract
The utility model relates to the technical field of piston pins, in particular to a drilling device for a motorcycle piston pin, which comprises a base, wherein the outer side of the upper end of the base is fixedly connected with a frame, the top end of the inner side of the frame is fixedly connected with a hydraulic telescopic shaft, the lower end of the hydraulic telescopic shaft is fixedly connected with a rotating motor, the lower end of the rotating motor is rotatably connected with a drill bit, the middle part of the upper end of the base is fixedly connected with a guide rail, the front part and the rear part of the upper end of the guide rail are respectively and slidably connected with a slide block, the upper end of each slide block is respectively and fixedly connected with a concave frame, the lower end of the inner part of each concave frame is provided with a movable cavity, and the inner part of each movable cavity is rotatably connected with a bidirectional screw rod; through putting the piston pin on two blocks of recess extension boards in front and back, do benefit to and carry out quick location to the piston pin, and make two splint then exert the pulling force about to the piston pin, make the clamp plate compress tightly the piston pin downwards again to make the piston pin receive pulling force and decurrent pressure about, prevent that the piston pin from rolling on the recess extension board, steadiness when having guaranteed drilling.
Description
Technical Field
The utility model relates to a piston pin technical field especially relates to a drilling equipment for motorcycle piston pin.
Background
The piston pin is a cylindrical pin mounted on the skirt portion of the piston, and its middle portion is passed through the small end hole of the connecting rod, and is used for connecting the piston and the connecting rod and transferring the gas force borne by the piston to the connecting rod. The piston pin is generally made of high-quality alloy steel, is hollow and is generally used in China, and has steps or grooves in a piston pin hole, and a solid piston pin is also adopted. The inner hole of the piston pin used abroad is straight. The shape of the inner hole of the piston pin mainly comprises a cylinder shape, two sections of truncated cones and a combination of the two sections of truncated cones and the cylinder.
Present drilling equipment who is used for motorcycle piston pin, the piston pin is when carrying out the side drilling, need install the location to the piston pin, but when pressing from both sides the fastening to the piston pin through clamping structure, the operation is comparatively troublesome, can lead to the piston pin to rotate when drilling because pressing from both sides tight effect not good moreover, influence drilling stability, and when the piston pin was driling around going on and peripheral multiposition drilling, need make clamping structure and piston pin dismantlement separation completely, carry out the location of position again, operating procedure is convenient fast inadequately.
SUMMERY OF THE UTILITY MODEL
The utility model provides a drilling equipment for motorcycle piston pin to the piston pin that solves above-mentioned background art and proposes presss from both sides tight fixed comparatively trouble, and presss from both sides tight effect and not can influence drilling stability well, and operate quick convenient problem inadequately when carrying out multiposition drilling.
In order to solve the prior art problem, the utility model discloses a drilling equipment for motorcycle piston pin, including the base:
the outer side of the upper end of the base is fixedly connected with a frame, the top end of the inner side of the frame is fixedly connected with a hydraulic telescopic shaft, the lower end of the hydraulic telescopic shaft is fixedly connected with a rotating motor, the lower end of the rotating motor is rotatably connected with a drill bit, the middle part of the upper end of the base is fixedly connected with a guide rail, the front part and the rear part of the upper end of the guide rail are respectively and slidably connected with a slide block, the upper end of each slide block is respectively and fixedly connected with a concave frame, the lower end inside the concave frame is provided with a movable cavity, the movable cavity is internally and rotatably connected with a bidirectional screw rod, the left end and the right end outside the bidirectional screw rod are respectively and fixedly positioned in the movable cavity and are respectively and threadedly connected with an L-shaped connecting rod, the upper end of the L-shaped connecting rod penetrates through the bottom of the inner wall of the concave frame, the L-shaped connecting rod is slidably connected with the concave frame, the tail end of the L-shaped connecting rod is respectively and fixedly connected with a clamping plate, and the middle part of the upper end of the concave frame is fixedly connected with a groove support plate, the groove support plate is characterized in that a hollow groove is formed in the lower end of the interior of the groove support plate, a telescopic cylinder is fixedly connected to the lower end of the interior of the hollow groove, a pull rod is fixedly connected to the upper end of the telescopic cylinder, the upper end of the pull rod penetrates through the groove support plate, and a pressing plate is fixedly connected to the upper end of the pull rod.
Furthermore, the inside spout that opens of guide rail, just the slider with spout sliding connection, the inside rotation of spout is connected with the lead screw, just the lead screw with slider threaded connection, the lead screw rear end runs through out the guide rail.
Furthermore, the right end of the bidirectional screw rod penetrates out of the concave frame, the right end of the bidirectional screw rod is located on the right side of the concave frame, a handle is fixedly connected to the right side of the concave frame, and the two concave frames are symmetrically distributed in the front-back direction.
Furthermore, the outer surfaces of the clamping plates and the pressing plates are connected with anti-skid rubber, the clamping plates are located on the left side and the right side of the upper end of the groove supporting plate, and the pressing plates are located in the middle of the inner side of the groove supporting plate.
Furthermore, the left wall and the right wall on the inner side of the upper end of the groove support plate are both inclined, and the pull rod is connected with the groove support plate in a sliding mode.
Compared with the prior art, the utility model discloses the beneficial effect who realizes:
the piston pin is placed on the front and rear groove support plates, so that the piston pin can be quickly positioned, the clamp plates are positioned at the left end and the right end of the inner periphery of the piston pin, the clamp plates are positioned at the lower end of the inner periphery of the piston pin, the clamp plates move outwards, the clamp plates move downwards and press the lower end of the inner periphery of the piston pin, and the clamp plates press the piston pin downwards, so that the piston pin is subjected to left and right tension and downward pressure, the piston pin is prevented from rolling on the groove support plates, the stability in drilling is ensured, the piston pin can conveniently move forwards and backwards and forwards and can be drilled at various positions through the sliding of the sliding blocks in the guide rail, the clamp plates and the clamp plates are separated from the piston pin, the piston pin can be conveniently rotated, the drilling work of various peripheral positions can be adjusted, and the whole piston pin and a piston pin clamping structure do not need to be integrally disassembled, the operation trouble is reduced, and the convenience of the drilling work is ensured.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the concave frame structure of the present invention;
FIG. 3 is a schematic top view of the groove support plate of the present invention;
fig. 4 is a schematic side view of the concave frame of the present invention.
In FIGS. 1-4: the hydraulic telescopic shaft type drilling machine comprises a base 1, a rack 2, a hydraulic telescopic shaft 3, a rotating motor 4, a screw rod 5, a drill 6, a guide rail 7, a sliding block 8, a concave frame 9, a movable cavity 10, a bidirectional screw rod 11, a groove support plate 12, an L-shaped connecting rod 13, a clamping plate 14, a hollow groove 15, a telescopic cylinder 16, a pull rod 17, a pressing plate 18 and a sliding groove 19.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to fig. 1 to 4:
drilling device for a piston pin of a motorcycle, comprising a base 1:
the outer side of the upper end of the base 1 is fixedly connected with a frame 2, the top end of the inner side of the frame 2 is fixedly connected with a hydraulic telescopic shaft 3, the lower end of the hydraulic telescopic shaft 3 is fixedly connected with a rotating motor 4, the lower end of the rotating motor 4 is rotatably connected with a drill bit 6, the middle part of the upper end of the base 1 is fixedly connected with a guide rail 7, the front part and the rear part of the upper end of the guide rail 7 are respectively and slidably connected with a slide block 8, the upper end of each slide block 8 is respectively and fixedly connected with a concave frame 9, the lower end of the inner part of the concave frame 9 is provided with a movable cavity 10, the inner part of the movable cavity 10 is rotatably connected with a bidirectional screw rod 11, the left end and the right end of the outer side of the bidirectional screw rod 11 are respectively and fixedly arranged in the movable cavity 10 and are respectively in threaded connection with an L-shaped connecting rod 13, the upper end of the L-shaped connecting rod 13 penetrates through the bottom of the inner wall of the concave frame 9, and the L-shaped connecting rod 13 is slidably connected with the concave frame 9, the tail end of the L-shaped connecting rod 13 is fixedly connected with a clamping plate 14, the middle part of the upper end of the concave frame 9 is fixedly connected with a groove support plate 12, the lower end inside the groove support plate 12 is provided with a hollow groove 15, the lower end inside the hollow groove 15 is fixedly connected with a telescopic cylinder 16, the upper end of the telescopic cylinder 16 is fixedly connected with a pull rod 17, the upper end of the pull rod 17 penetrates through the groove support plate 12, the upper end of the pull rod 17 is fixedly connected with a pressing plate 18, the left wall and the right wall of the inner side of the upper end of the groove support plate 12 are both inclined, and the pull rod 17 is connected with the groove support plate 12 in a sliding manner;
specifically, when the front end and the rear end of the piston pin are placed on the two groove support plates 12, the left wall and the right wall on the inner side of the upper end of the groove support plates 12 are inclined, so that the piston pin can be rapidly contacted with the left wall and the right wall on the inner side of the upper end of the groove support plates 12, the piston pin can be rapidly positioned, the clamping plates 14 and the pressing plates 18 are positioned on the inner periphery of the piston pin, then the two-way screw 11 is screwed, the two L-shaped connecting rods 13 respectively drive the two clamping plates 14 to move outwards, the clamping plates 14 are contacted with the left end and the right end of the inner periphery of the piston pin, the two clamping plates 14 continue to move outwards, the two clamping plates 14 apply left and right pulling force to the piston pin, then the telescopic cylinder 16 drives the pull rod 17 to move downwards, the pull rod 17 drives the pressing plates 18 to move downwards and press the lower end of the inner periphery of the piston pin, at the time, the piston pin is pressed downwards by the pressing plates 18, so that the piston pin receives left and right pulling force and downward pressure, the piston pin is prevented from rolling on the groove support plate 12, and the stability during drilling is ensured;
a sliding groove 19 is formed in the guide rail 7, the sliding block 8 is connected with the sliding groove 19 in a sliding mode, a screw rod 5 is rotatably connected in the sliding groove 19, the screw rod 5 is in threaded connection with the sliding block 8, and the rear end of the screw rod 5 penetrates out of the guide rail 7;
further, after the piston pin installation finishes, make hydraulic telescoping shaft 3 downwardly extending, and rotate motor 4 and drill bit 6 and move down, make simultaneously to rotate motor 4 and drive drill bit 6 and rotate, thereby do benefit to the side to the piston pin and carry out drilling work, and twist lead screw 5, lead screw 5 then drives two sliders 8 and slides around along guide rail 7 and spout 19, do benefit to the drilling work that makes the piston pin carry out the back-and-forth movement and multiple position around and, rotate two-way screw rod 11, and make two splint 14 be close to each other, make telescopic cylinder 16 upwards extend again, thereby make splint 14 and clamp plate 18 and piston pin no longer contact, do benefit to the drilling work that makes the piston pin rotate and adjust peripheral multiple position, need not to wholly dismantle whole root's clamping structure, reduce the troublesome poeration, the convenience of drilling work has been guaranteed.
The right end of the bidirectional screw 11 penetrates through the concave frame 9, a handle is fixedly connected to the right end of the bidirectional screw 11 and positioned on the right side of the concave frame 9, and the two concave frames 9 are symmetrically distributed in the front-back direction;
furthermore, the handle is held by hands to be beneficial to driving the bidirectional screw rod 11 to rotate, so that the operation convenience is ensured.
The outer surfaces of the clamping plate 14 and the pressing plate 18 are both connected with anti-skid rubber, the clamping plate 14 is positioned on the left side and the right side of the upper end of the groove support plate 12, and the pressing plate 18 is positioned in the middle of the inner side of the groove support plate 12;
furthermore, the friction force when antiskid rubber increases and contacts with the piston pin to better prevent that the piston pin from rotating when driling, guaranteed drilling stability.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (5)
1. Drilling device for piston pins of motorcycles, comprising a base (1), characterized in that:
the outer side of the upper end of the base (1) is fixedly connected with a rack (2), the top end of the inner side of the rack (2) is fixedly connected with a hydraulic telescopic shaft (3), the lower end of the hydraulic telescopic shaft (3) is fixedly connected with a rotating motor (4), the lower end of the rotating motor (4) is rotatably connected with a drill bit (6), the middle part of the upper end of the base (1) is fixedly connected with a guide rail (7), the front part and the rear part of the upper end of the guide rail (7) are respectively and slidably connected with a slide block (8), the upper end of each slide block (8) is respectively and fixedly connected with a concave frame (9), the lower end of the inner part of each concave frame (9) is provided with a movable cavity (10), the inner part of each movable cavity (10) is rotatably connected with a two-way screw (11), the left end and right end of the outer side of each two-way screw (11) are respectively positioned in the movable cavity (10) and are respectively connected with an L-shaped connecting rod (13) in a threaded manner, and the upper end of each L-shaped connecting rod (13) penetrates out of the bottom of the inner wall of the concave frame (9), just L type connecting rod (13) with concave frame (9) sliding connection, the equal fixedly connected with splint (14) in L type connecting rod (13) end, just concave frame (9) upper end middle part fixed connection has recess extension board (12), the inside lower extreme of recess extension board (12) is opened has dead slot (15), just dead slot (15) inside lower extreme fixedly connected with telescopic cylinder (16), telescopic cylinder (16) upper end fixedly connected with pull rod (17), just pull rod (17) upper end runs through out recess extension board (12), pull rod (17) upper end fixedly connected with clamp plate (18).
2. A drilling device for piston pins of motorcycles as claimed in claim 1, characterized in that: guide rail (7) inside division have spout (19), just slider (8) with spout (19) sliding connection, spout (19) inside rotation is connected with lead screw (5), just lead screw (5) with slider (8) threaded connection, lead screw (5) rear end runs through out guide rail (7).
3. A drilling device for piston pins of motorcycles as claimed in claim 1, characterized in that: the right end of the bidirectional screw rod (11) penetrates out of the concave frame (9), the right end of the bidirectional screw rod (11) is located on the right side of the concave frame (9) and is fixedly connected with a handle, and the two concave frames (9) are symmetrically distributed in the front and back direction.
4. A drilling device for piston pins of motorcycles as claimed in claim 1, characterized in that: the outer surfaces of the clamping plates (14) and the pressing plates (18) are connected with anti-skidding rubber, the clamping plates (14) are located on the left side and the right side of the upper end of the groove support plate (12), and the pressing plates (18) are located in the middle of the inner side of the groove support plate (12).
5. A drilling device for piston pins of motorcycles as claimed in claim 1, characterized in that: the left wall and the right wall of the inner side of the upper end of the groove support plate (12) are inclined, and the pull rod (17) is connected with the groove support plate (12) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022815585.6U CN214392438U (en) | 2020-11-27 | 2020-11-27 | Drilling device for piston pin of motorcycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022815585.6U CN214392438U (en) | 2020-11-27 | 2020-11-27 | Drilling device for piston pin of motorcycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214392438U true CN214392438U (en) | 2021-10-15 |
Family
ID=78036620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022815585.6U Active CN214392438U (en) | 2020-11-27 | 2020-11-27 | Drilling device for piston pin of motorcycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214392438U (en) |
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2020
- 2020-11-27 CN CN202022815585.6U patent/CN214392438U/en active Active
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