CN212192160U

CN212192160U - Piston pin end face tool rest forming and processing device

Info

Publication number: CN212192160U
Application number: CN202020534772.4U
Authority: CN
Inventors: 王季明
Original assignee: SHIJIAZHUANG JINGANG KAIYUAN POWER TECHNOLOGY CO LTD
Current assignee: SHIJIAZHUANG JINGANG KAIYUAN POWER TECHNOLOGY CO LTD
Priority date: 2020-04-13
Filing date: 2020-04-13
Publication date: 2020-12-22
Anticipated expiration: 2030-04-13

Abstract

The utility model discloses a piston pin end face knife rest forming processing device, including the processing box body, the inside fixedly connected with horizontal plate frame of processing box body, the left and right sides inside horizontal plate frame all sliding connection has a sliding block, two the bottom of sliding block all fixedly connected with connecting plate, two the arc wall has all been seted up to the relative one side of connecting plate, and the internal surface joint of arc wall has a semicircle folder, the internal surface fixed connection of arc wall has a connecting piece, the utility model discloses a cooperation between connecting piece, first spring, clamp splice and the fixture block can be directed against the piston pin of different specifications to change the semicircle folder of different specifications, has increased clamping device's application range, enlarges the practicality, and convenient operation; the pressing rod, the second spring and the two rotating rods are matched to drive the two connecting plates to move, so that the semicircular clamping piece can be driven to clamp the workpiece, the use structure is simple, and the clamping effect is obvious.

Description

Piston pin end face tool rest forming and processing device

Technical Field

The utility model relates to a piston pin technical field specifically is a piston pin terminal surface knife rest forming process device.

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. Generally made of high-quality alloy steel and made hollow. The wrist pin is used to connect the piston and the connecting rod and transmit the force received by the piston to the connecting rod or vice versa. The piston pin bears large periodic impact load under high temperature condition, and because the swinging angle of the piston pin in the pin hole is not large, a lubricating oil film is difficult to form, so the lubricating condition is poor. For this purpose, the piston pin must have sufficient rigidity, strength and wear resistance, the mass should be as low as possible, the pin should have a suitable fit clearance with the pin bore and a good surface quality. In general, the stiffness of the piston pin is particularly important, which may cause damage to the piston pin boss if the piston pin undergoes bending deformation.

When processing piston pin terminal surface, need adopt and press from both sides tightly its piston pin, because the piston pin is cylindrical, need adopt the processingequipment of different specifications to the piston pin of different specifications, use too the localization to current clamp structure uses the cost too high, and the centre gripping effect is not good.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a piston pin terminal surface knife rest contour machining device 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:

the utility model provides a piston pin terminal surface knife rest forming process device, includes the processing box, the inside fixedly connected with horizontal plate rack of processing box, the equal sliding connection in the left and right sides of horizontal plate rack inside has a sliding block, two the equal fixedly connected with connecting plate in bottom of sliding block, two the arc wall has all been seted up to the relative one side of connecting plate, and the internal surface joint of arc wall has the semicircle folder, the internal surface fixedly connected with connecting piece of arc wall, both sides all rotate around the connecting piece and are connected with clamp splice, two through first spring fixed connection between the clamp splice.

As a further aspect of the present invention: two the top of sliding block all rotates and is connected with a rotation piece, the top of rotating the piece is rotated and is connected with the dwang.

As a further aspect of the present invention: two the one end fixedly connected with guide block that rotates is kept away from to the dwang, and the top fixedly connected with depression bar of guide block, the top of depression bar runs through the processing box and extends to the outside of processing the box, and the top fixedly connected with briquetting of depression bar.

As a further aspect of the present invention: the top of processing box is connected with the barrel casing, and the internal surface of barrel casing and the surface sliding connection of depression bar, spacing hole has all been seted up to the surface of depression bar and barrel casing, and the internal surface swing joint of barrel casing has spacing inserted bar.

As a further aspect of the present invention: the top fixedly connected with mounting of horizontal grillage, and the bottom fixed connection of second spring and guide block is passed through at the top of mounting.

As a further aspect of the present invention: the upper side and the lower side of the inner surface of the arc-shaped groove are both fixedly connected with arc-shaped pressing blocks through compression pieces, the inner surface of each clamping block is fixedly connected with a clamping block, and one side of each semicircular clamping piece is provided with a clamping hole matched with the clamping block.

As a further aspect of the present invention: the outer side of the connecting plate is fixedly connected with a sleeve column, one side of the inner surface of the sleeve column is fixedly connected with a sliding column, one end of the sliding column is fixedly connected with the inner wall of the processing box body, and the bottom of the processing box body is fixedly connected with a placing frame.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model can replace the semicircular clamping pieces with different specifications aiming at the piston pins with different specifications through the matching among the connecting piece, the first spring, the clamping block and the clamping block, thereby increasing the application range of the clamping device, enlarging the practicability and being convenient to operate; the pressing rod, the second spring and the two rotating rods are matched to drive the two connecting plates to move, so that the semicircular clamping piece can be driven to clamp the workpiece, the use structure is simple, and the clamping effect is obvious.

Drawings

Fig. 1 is a schematic structural view of a piston pin end face tool rest forming and processing device.

Fig. 2 is a schematic structural view of the interior of a clamping block in a piston pin end face tool rest forming and processing device.

Fig. 3 is a schematic structural diagram of a limit inserted rod in a piston pin end face tool rest forming processing device.

Fig. 4 is a schematic structural view of a semicircular clamp in a piston pin end face tool rest forming processing device.

Fig. 5 is a partially enlarged view of a piston pin end surface tool holder forming device at a in fig. 1.

In the figure: 1. processing the box body; 2. a cross plate frame; 3. a slider; 4. a connecting plate; 5. an arc-shaped slot; 6. a semicircular clamp; 7. a connecting member; 8. a clamping block; 9. a first spring; 10. a rotating member; 11. rotating the rod; 12. a guide block; 13. a pressure lever; 14. briquetting; 15. a barrel sleeve; 16. a limiting hole; 17. a limiting inserted rod; 18. a fixing member; 19. a second spring; 20. a compression member; 21. a clamping block; 22. a clamping hole; 23. sleeving a column; 24. a sliding post; 25. placing a rack; 26. an arc-shaped pressing block.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Referring to fig. 1-5, a piston pin end face tool rest forming and processing device comprises a processing box body 1, a cross plate frame 2 is fixedly connected inside the processing box body 1, a fixing member 18 is fixedly connected to the top of the cross plate frame 2, the top of the fixing member 18 is fixedly connected to the bottom of a guide block 12 through a second spring 19, a sleeve 15 is connected to the top of the processing box body 1, the inner surface of the sleeve 15 is slidably connected to the outer surface of a pressure lever 13, the outer surfaces of the pressure lever 13 and the sleeve 15 are respectively provided with a limiting hole 16, the inner surface of the sleeve 15 is movably connected with a limiting inserted lever 17, sliding blocks 3 are slidably connected to the left side and the right side inside the cross plate frame 2, rotating members 10 are rotatably connected to the tops of the two sliding blocks 3, rotating members 11 are rotatably connected to the tops of the rotating members 10, guide blocks 12 are fixedly connected to ends of the two rotating members 11 far, the top end of the pressure lever 13 penetrates through the processing box body 1 and extends to the outer side of the processing box body 1, the top end of the pressure lever 13 is fixedly connected with a pressing block 14, the bottoms of the two sliding blocks 3 are fixedly connected with a connecting plate 4, the outer side of the connecting plate 4 is fixedly connected with a sleeve column 23, one side of the inner surface of the sleeve column 23 is fixedly connected with a sliding column 24, one end of the sliding column 24 is fixedly connected with the inner wall of the processing box body 1, the bottom of the processing box body 1 is fixedly connected with a placing frame 25, one side of the two connecting plates 4 opposite to each other is provided with an arc-shaped groove 5, the upper side and the lower side of the inner surface of the arc-shaped groove 5 are fixedly connected with arc-shaped pressing blocks 26 through compression pieces 20, the inner surface of each clamping block 8 is fixedly connected with a clamping block 21, one side of each semicircular, the front side and the rear side of the connecting piece 7 are both rotationally connected with the clamping blocks 8, and the two clamping blocks 8 are fixedly connected through the first spring 9, the utility model can replace the semicircular clamping pieces 6 with different specifications aiming at piston pins with different specifications through the matching among the connecting piece 7, the first spring 9, the clamping blocks 8 and the clamping block 21, thereby increasing the application range of the clamping device, enlarging the practicability and being convenient to operate; the pressing rod 13, the second spring 19 and the two rotating rods 11 are matched to drive the two connecting plates 4 to move, so that the semicircular clamping piece 6 can be driven to clamp a workpiece, the use structure is simple, and the clamping effect is obvious.

The utility model discloses a theory of operation is: at first, according to the piston pin of different specifications from rack 25 in the selection semicircle folder 6 of different specifications, and with semicircle folder 6 have one side card of card hole 22 between two fixture blocks 21, cooperation arc briquetting 26 and compression piece 20 play firm effect to semicircle folder 6, rethread briquetting 14 pulling depression bar 13, and then drive dwang 11 and rotate, make two connecting plates 4 remove to the centre, simultaneously sleeve post 23 and sliding column 24 have the guide effect, press from both sides the work piece tight back completely, insert spacing inserted bar 17 spacing hole 16.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a piston pin terminal surface knife rest contour machining device, includes processing box (1), the inside fixedly connected with horizontal plate frame (2) of processing box (1), its characterized in that, the equal sliding connection in the left and right sides of horizontal plate frame (2) inside has sliding block (3), two the equal fixedly connected with connecting plate (4) in bottom of sliding block (3), two arc wall (5) have all been seted up to one side that connecting plate (4) are relative, and the internal surface joint of arc wall (5) has semicircle folder (6), the internal surface fixedly connected with connecting piece (7) of arc wall (5), both sides all rotate around connecting piece (7) and are connected with clamp splice (8), two through first spring (9) fixed connection between clamp splice (8).

2. The piston pin end face tool rest forming and processing device is characterized in that the tops of the two sliding blocks (3) are rotatably connected with a rotating piece (10), and the top of the rotating piece (10) is rotatably connected with a rotating rod (11).

3. The piston pin end face tool rest forming and processing device is characterized in that one ends, far away from the rotating piece (10), of the two rotating rods (11) are fixedly connected with guide blocks (12), the tops of the guide blocks (12) are fixedly connected with pressure rods (13), the top ends of the pressure rods (13) penetrate through the processing box body (1) and extend to the outer side of the processing box body (1), and pressing blocks (14) are fixedly connected with the top ends of the pressure rods (13).

4. The piston pin end face tool rest forming and processing device as claimed in claim 1, wherein a sleeve (15) is connected to the top of the processing box body (1), the inner surface of the sleeve (15) is in sliding connection with the outer surface of the pressing rod (13), the outer surfaces of the pressing rod (13) and the sleeve (15) are provided with limiting holes (16), and the inner surface of the sleeve (15) is movably connected with a limiting inserted rod (17).

5. The piston pin end face tool rest forming processing device is characterized in that a fixing piece (18) is fixedly connected to the top of the transverse plate frame (2), and the top of the fixing piece (18) is fixedly connected with the bottom of the guide block (12) through a second spring (19).

6. The piston pin end face tool rest forming and processing device as claimed in claim 1, wherein the upper side and the lower side of the inner surface of the arc-shaped groove (5) are fixedly connected with arc-shaped pressing blocks (26) through compression pieces (20), the inner surface of each clamping block (8) is fixedly connected with a clamping block (21), and one side of each semicircular clamping piece (6) is provided with a clamping hole (22) matched with the clamping block (21).

7. The piston pin end face tool rest forming and processing device is characterized in that a sleeve column (23) is fixedly connected to the outer side of the connecting plate (4), a sliding column (24) is fixedly connected to one side of the inner surface of the sleeve column (23), one end of the sliding column (24) is fixedly connected with the inner wall of the processing box body (1), and a placing frame (25) is fixedly connected to the bottom of the processing box body (1).