CN215032859U

CN215032859U - Improved piston pin female die material preparation device

Info

Publication number: CN215032859U
Application number: CN202121654596.9U
Authority: CN
Inventors: 何绍春; 凤利平; 刘德文; 马瑞超
Original assignee: Chuxiong Piston Pin Co ltd
Current assignee: Chuxiong Piston Pin Co ltd
Priority date: 2021-07-20
Filing date: 2021-07-20
Publication date: 2021-12-07
Anticipated expiration: 2031-07-20

Abstract

The utility model discloses an improved piston pin die material preparation device in the technical field of piston pin die preparation, which comprises a base, wherein the left side and the right side of the bottom of the base are fixedly provided with a support rod, the left side and the right side of the top of the base are fixedly provided with guide rods, two groups of guide rods are fixedly provided with a limiting block in the middle of the outer side wall of each guide rod, the top of each guide rod is sleeved with a guide cylinder, the top of each guide rod is fixedly provided with a first hydraulic rod, the top of each first hydraulic rod and the top of the inner cavity of each guide cylinder are fixedly assembled, the top of each guide cylinder is fixedly assembled with a fixed rod, the left side wall of each support rod is fixedly assembled with a hydraulic pump, the guide rods are pushed to move downwards through the first hydraulic rods in the guide cylinders, an upper module is pressed downwards into a groove to perform piston pin stamping, and piston pins with different lengths can share the same die, a plurality of moulds are not required, the expense of the cost is reduced, various market requirements can be met, and the method is worthy of popularization.

Description

Improved piston pin female die material preparation device

Technical Field

The utility model relates to a piston pin die preparation technical field specifically is a modified piston pin die material preparation facilities.

Background

The piston pin is a cylindrical pin arranged on the skirt part of the piston, the middle part of the piston pin penetrates through a small end hole of a connecting rod and is used for connecting the piston and the connecting rod, the function of the piston pin is to transmit the gas acting force borne by the piston to the connecting rod or enable the small end of the connecting rod to drive the piston to move together, in order to reduce the weight, the piston pin is generally made of high-quality alloy steel and is hollow, the piston pin is used for connecting the piston and the connecting rod and transmitting the force borne by the piston to the connecting rod or vice versa, the piston pin bears great periodic impact load under the high-temperature condition, and because the swinging angle of the piston pin in a pin hole is not large, a lubricating oil film is difficult to form, the lubricating condition is poor, the piston pin must have enough rigidity, strength and wear resistance, the mass is as small as possible, the pin and the pin hole have proper fit clearance and good surface quality, under the common condition, the rigidity of the piston pin is particularly important, and if the piston pin is subjected to bending deformation, the piston pin seat can be damaged, in a word, the working condition of the piston pin is that the bearing pressure ratio is large, an oil film cannot be formed, and the deformation is not coordinated, so that the design requirement of the piston pin is high enough mechanical strength and wear resistance, and high fatigue strength is required.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a modified piston pin die material preparation facilities to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an improved piston pin die material preparation device comprises a base, wherein support rods are fixedly assembled on the left side and the right side of the bottom of the base, guide rods are fixedly assembled on the left side and the right side of the top of the base, limit blocks are fixedly assembled in the middles of the outer side walls of two groups of the guide rods, guide cylinders are assembled on the tops of the two groups of the guide rods in a sleeved mode, first hydraulic rods are fixedly assembled on the tops of the two groups of the guide rods, the tops of the two groups of the guide cylinders are fixedly assembled with fixed rods, a hydraulic pump is fixedly assembled on the left side wall of the support rods, a first hydraulic pipeline and a second hydraulic pipeline are fixedly assembled on the output end of the hydraulic pump, a second hydraulic rod is fixedly assembled on one side, away from the guide cylinders, of the bottoms of the fixed rods, pressing blocks are fixedly assembled on the bottoms of the two groups of the second hydraulic rods, and upper modules are fixedly assembled on the left side and the right side of the bottoms of the pressing blocks, the other end of the second hydraulic pipeline passes through the fixed rod and then is fixedly assembled with the second hydraulic rod, the top of the base is fixedly assembled with a lower module, the left side and the right side of the top of the lower module are provided with grooves, the left side and the right side of two groups of groove inner cavities are provided with chutes, the left side and the right side of two groups of groove inner cavities are movably assembled with height adjusting blocks, the left side and the right side of two groups of height adjusting blocks are fixedly assembled with sliding blocks which are slidably assembled in the chutes, the side wall of one side opposite to the supporting rod is fixedly assembled with a fixed block, the left side and the right side of the top of the fixed block are fixedly assembled with a third hydraulic rod, the first hydraulic pipeline passes through the fixed block and then is fixedly assembled with the third hydraulic rod, the left side and the right side of the top of the base are provided with a first channel, the bottom of the groove is provided with a second channel, and the third hydraulic rod passes through the first channel, then is fixedly assembled with the middle of the bottom of the height adjusting block, and the front side walls of the two groups of guide cylinders are fixedly provided with baffle plates.

Preferably, a round hole matched with the diameter of the second hydraulic pipeline is formed in the middle of the top of the fixing rod, and the second hydraulic pipeline is fixedly assembled in the round hole.

Preferably, the first channel, the second channel and the third hydraulic rod are matched, and the second channel is located right above the first channel.

Preferably, the bottoms of the two groups of guide cylinders are provided with grooves matched with the guide rods, and the two groups of guide rods are fixedly assembled with the first hydraulic rod after penetrating through the grooves.

Preferably, the guide rod left side bottom fixed assembly has the connecting rod and is located the below of stopper, just the round hole with second hydraulic pressure pipeline aperture looks adaptation is seted up on the connecting rod left side, just second hydraulic pressure pipeline fixed assembly is in the round hole.

Preferably, two sets of the grooves are positioned right below the upper module.

Preferably, a hydraulic valve is fixedly assembled on the left side of the front side wall of the baffle, and a controller is fixedly assembled on the front side wall of the baffle and is positioned on the right side of the hydraulic valve.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of reasonable design, the hydraulic pump starts, connect first hydraulic pressure pipeline and second hydraulic pressure pipeline, first hydraulic pressure pipeline promotes the third hydraulic stem, it slides from top to bottom in the spout to drive altitude mixture control piece, adjust the length of piston pin, add the recess to the low carbon alloy steel material, second hydraulic pressure pipeline promotes the second hydraulic stem, drive the briquetting, the module is gone up in the promotion, first hydraulic stem through in the guide cylinder promotes the guide bar and moves down, go up in the module recess of impressing downwards, carry out the die piston pin, the realization can with the piston pin of different length, the same mould of sharing, need not open a plurality of moulds, the expenditure of expense has been reduced, can satisfy the various demands in market, be worth promoting.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the overall cross-sectional structure of the present invention;

FIG. 3 is a schematic view of the structure at the position A of the present invention;

fig. 4 is a schematic view of the sectional structure of the guide cylinder of the present invention.

In the figure: 1. a base; 2. a support bar; 3. a guide bar; 4. a limiting block; 5. a first hydraulic lever; 6. a guide cylinder; 7. fixing the rod; 8. a hydraulic pump; 9. a first hydraulic conduit; 10. a second hydraulic conduit; 11. a second hydraulic rod; 12. briquetting; 13. an upper module; 14. a lower module; 15. a groove; 16. a chute; 17. a slider; 18. a height adjusting block; 19. a third hydraulic lever; 20. a fixed block; 21. a first channel; 22. a second channel; 23. and a baffle plate.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, the present invention provides a technical solution: an improved piston pin die material preparation device comprises a base 1, support rods 2 are fixedly assembled on the left and right sides of the bottom of the base 1, guide rods 3 are fixedly assembled on the left and right sides of the top of the base 1, a limit block 4 is fixedly assembled in the middle of the outer side walls of two groups of guide rods 3, guide cylinders 6 are sleeved and assembled on the tops of two groups of guide rods 3, first hydraulic rods 5 are fixedly assembled on the tops of two groups of first hydraulic rods 5 and the top of the inner cavity of each guide cylinder 6, fixing rods 7 are fixedly assembled on the tops of two groups of guide cylinders 6, a hydraulic pump 8 is fixedly assembled on the left side wall of each support rod 2, a first hydraulic pipeline 9 and a second hydraulic pipeline 10 are fixedly assembled on the output end of each hydraulic pump 8, a second hydraulic rod 11 is fixedly assembled on the side, away from each guide cylinder 6, a press block 12 is fixedly assembled on the bottoms of the two groups of second hydraulic rods 11, an upper module 13 is fixedly assembled on the left and right sides of the bottoms of the press blocks 12, the other end of the second hydraulic pipeline 10 passes through the fixed rod 7 and then is fixedly assembled with the second hydraulic rod 11, the top of the base 1 is fixedly assembled with a lower module 14, the left side and the right side of the top of the lower module 14 are provided with grooves 15, the left side and the right side of the inner cavity of the two groups of grooves 15 are provided with slide grooves 16, the left side and the right side of the inner cavity of the two groups of grooves 15 are movably assembled with height adjusting blocks 18, the left side and the right side of the two groups of height adjusting blocks 18 are fixedly assembled with slide blocks 17 which are slidably assembled in the slide grooves 16, the side wall of the opposite side of the supporting rod 2 is fixedly assembled with a fixed block 20, the left side and the right side of the top of the fixed block 20 are fixedly assembled with a third hydraulic rod 19, the first hydraulic pipeline 9 passes through the fixed block 20 and then is fixedly assembled with the third hydraulic rod 19, the left side and the right side of the top of the base 1 are provided with a first channel 21, the bottom of the groove 15 is provided with a second channel 22, the third hydraulic rod 19 passes through the first channel 21, the second channel 22 and then is fixedly assembled with the middle of the bottom of the height adjusting block 18, the baffle 23 is fixedly assembled on the front side wall of the two groups of guide cylinders 6, and the hydraulic pump 8 plays a role in driving the second hydraulic rod 11 and the third hydraulic rod 19 to work.

Referring to fig. 2, a circular hole matched with the aperture of the second hydraulic pipeline 10 is formed in the middle of the top of the fixing rod 7, the second hydraulic pipeline 10 is fixedly assembled in the circular hole, and the second hydraulic pipeline 10 plays a role in connecting the second hydraulic rod 11;

referring to fig. 2, the first channel 21, the second channel 22 and the third hydraulic rod 19 are adapted, and the second channel 22 is located right above the first channel 21;

referring to fig. 4, grooves adapted to the guide rods 3 are formed at the bottoms of the two groups of guide cylinders 6, the two groups of guide rods 3 are fixedly assembled with the first hydraulic rod 5 after passing through the grooves, and the guide rods 3 play a role in guiding;

referring to fig. 2, a connecting rod is fixedly assembled at the bottom of the left side of the guide rod 3 and is located below the limiting block 4, a round hole matched with the aperture of the second hydraulic pipeline 10 is formed in the left side of the connecting rod, the second hydraulic pipeline 10 is fixedly assembled in the round hole, and the limiting block 4 plays a limiting role;

referring to fig. 2, two sets of grooves 15 are located right below the upper module 13;

referring to fig. 1, a hydraulic valve is fixedly mounted on the left side of the front side wall of the baffle plate 23, and a controller is fixedly mounted on the front side wall of the baffle plate 23 and located on the right side of the hydraulic valve, and the hydraulic valve plays a role in adjusting hydraulic pressure.

The working principle is as follows: the hydraulic pump 8 starts, connect first hydraulic pressure pipeline 9 and promote third hydraulic stem 19, it slides from top to bottom to drive altitude mixture control piece 18 through sliding block 17 in the spout 16, adjust piston pin length, low carbon alloy steel material, add in the recess, connect second hydraulic pressure pipeline 10 and promote second hydraulic stem 11, drive briquetting 12, module 13 is gone up in the drive, it promotes guide bar 3 and moves down to promote through first hydraulic stem 5 in the guide cylinder 6, go up in module 13 impresses in the recess 15 on the lower module 14, stop through stopper 4 is spacing, the realization can with the piston pin of different length, same mould of sharing, need not open a plurality of moulds, the expenditure of expense has been reduced, can satisfy various demands in market, accomplish the function of modified die material preparation facilities.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an improved piston pin die material preparation facilities, includes base (1), its characterized in that: the support rod (2) is fixedly assembled on the left side and the right side of the bottom of the base (1), the guide rods (3) are fixedly assembled on the left side and the right side of the top of the base (1), two groups of limit blocks (4) are fixedly assembled in the middle of the outer side wall of the guide rods (3), two groups of guide cylinders (6) are sleeved and assembled on the top of the guide rods (3), two groups of first hydraulic rods (5) and the top of the inner cavity of the guide cylinders (6) are fixedly assembled, fixing rods (7) are fixedly assembled on the top of the guide cylinders (6), a hydraulic pump (8) is fixedly assembled on the left side wall of the support rod (2), a first hydraulic pipeline (9) and a second hydraulic pipeline (10) are fixedly assembled on the output end of the hydraulic pump (8), and a second hydraulic pipeline (11) is fixedly assembled on one side, far away from the guide cylinders (6), on the bottom of the fixing rods (7), two sets of second hydraulic stem (11) bottom fixed assembly has briquetting (12), briquetting (12) bottom left and right sides fixed assembly has last module (13), the other end of second hydraulic line (10) passes dead lever (7) back and second hydraulic stem (11) fixed assembly, base (1) top fixed assembly has down module (14), module (14) top left and right sides is opened and is equipped with recess (15) down, and two sets of spout (16) have been seted up on the left and right sides lateral wall of recess (15) inner chamber, and two sets of the activity of the left and right sides of recess (15) inner chamber is equipped with height adjusting block (18), and two sets of height adjusting block (18) left and right sides fixed assembly has sliding block (17) and slide assembly in spout (16), fixed assembly has fixed block (20) on the lateral wall of bracing piece (2) relative one side, fixed assembly has third hydraulic stem (19) about fixed block (20) top, first hydraulic pressure pipeline (9) pass behind fixed block (20) and third hydraulic stem (19) fixed assembly, base (1) top left and right sides side is opened and is equipped with first passageway (21), second passageway (22) have been seted up to recess (15) bottom, third hydraulic stem (19) pass behind first passageway (21), second passageway (22) and height-adjusting block (18) bottom middle fixed assembly, two sets of lateral wall fixed assembly has baffle (23) before guide cylinder (6).

2. An improved piston pin die material preparation device according to claim 1, characterized in that: and a round hole matched with the aperture of the second hydraulic pipeline (10) is formed in the middle of the top of the fixing rod (7), and the second hydraulic pipeline (10) is fixedly assembled in the round hole.

3. An improved piston pin die material preparation device according to claim 1, characterized in that: the first channel (21), the second channel (22) and the third hydraulic rod (19) are matched, and the second channel (22) is located right above the first channel (21).

4. An improved piston pin die material preparation device according to claim 1, characterized in that: grooves matched with the guide rods (3) are formed in the bottoms of the two groups of guide cylinders (6), and the two groups of guide rods (3) are fixedly assembled with the first hydraulic rod (5) after penetrating through the grooves.

5. An improved piston pin die material preparation device according to claim 1, characterized in that: the guide bar (3) left side bottom fixed assembly has the connecting rod and is located the below of stopper (4), just the round hole with second hydraulic pressure pipeline (10) aperture looks adaptation is seted up on the connecting rod left side, just second hydraulic pressure pipeline (10) fixed assembly is in the round hole.

6. An improved piston pin die material preparation device according to claim 1, characterized in that: two groups of grooves (15) are positioned right below the upper module (13).

7. An improved piston pin die material preparation device according to claim 1, characterized in that: the left side of the front side wall of the baffle plate (23) is fixedly provided with a hydraulic valve, and the front side wall of the baffle plate (23) is fixedly provided with a controller and is positioned on the right side of the hydraulic valve.