CN203045298U

CN203045298U - Piston pin hole boring apparatus

Info

Publication number: CN203045298U
Application number: CN 201220663544
Authority: CN
Inventors: 刘棋平
Original assignee: FUJIAN JUCHENG AUTOMOBILE FITTING Co Ltd
Current assignee: FUJIAN JUCHENG AUTOMOBILE FITTING Co Ltd
Priority date: 2012-12-05
Filing date: 2012-12-05
Publication date: 2013-07-10
Anticipated expiration: 2022-12-05

Abstract

The utility model provides a piston pin hole boring apparatus. The apparatus comprises a main body, a rotating oil cylinder connected on the rear end of the main body, a sliding table, a motor and a main shaft driven by the motor, wherein the main body is disposed on the sliding table and is connected with the sliding table in an axially movable manner, and the main shaft is arranged on the main body in a penetrating manner and is connected with the main body in a rotatable manner. The piston pin hole boring apparatus further comprises an extension knife head driven by the rotating oil cylinder, a knife rest and a knife rod, wherein the extension knife head is fixedly connected on the main body and comprises a moving part which is driven by the main shaft and the rotating oil cylinder to axially and radially move respectively, the moving part is connected with the extension knife head in a rotatable manner, the knife rest is fixedly connected on the moving part, and the bottom end of the knife rod is fastened and fixed with the knife rest. The piston pin hole boring apparatus provided by the utility model is advantageous by being saving in manpower and high in processing accuracy.

Description

A kind of piston pin hole device

[technical field]

The utility model relates to a kind of piston process equipment, refers in particular to a kind of piston pin hole device.

[background technology]

See also Fig. 1 to shown in Figure 3, existing piston 1 ' is carried out the man-hour that adds of pin-and-hole 11 ', retaining ring groove 12 ' and outer chamfering 13 ', needs to adopt multiple devices to process respectively.

Add the (see figure 2) in man-hour when carrying out pin-and-hole 11 ', earlier piston 1 ' is positioned on the tool 2 ', the main shaft 41 ' rotation that drives on the heavy boring pin-and-hole equipment 4 ' by motor 3 ' drives knife bar 42 ' and the 43 ' rotation of heavy boring cutter; Be connected with first slide unit 5 ' on the heavy boring pin-and-hole equipment 4 ', this first slide unit 5 ' drives heavy boring cutter 43 ', axially to piston 1 ' feeding, finishes the pin-and-hole 11 ' of piston 1 '.

Add the (see figure 3) in man-hour when what carry out retaining ring groove 12 ' and outer chamfering 13 ', will take off from tool 2 ' by the piston 1 ' that pin-and-hole is processed, and move on on the pin-and-hole piston permanent plant 6 '; One side of heavy boring pin-and-hole on revolving cylinder 61 ' the tension piston 1 ' by on the pin-and-hole piston permanent plant 6 ', piston 1 ' is fixed on the end face 621 ' of main shaft 62 ' of pin-and-hole piston permanent plant 6 ', driven the main shaft 62 ' rotation of pin-and-hole piston permanent plant 6 ' by motor 3 ', be connected with second slide unit 7 ' on the pin-and-hole piston permanent plant 6 ', second slide unit 7 ' drives the main shaft 62 ' of pin-and-hole piston permanent plant 6 ', axially to piston 1 ' feeding; The other end also need arrange a cutting apparatus 8 '; This cutting apparatus 8 ' has retaining ring knife 81 ' and outer rose reamer 82 ', and cutting apparatus 6 ' need be fixed on the 3rd slide unit 9 ' in addition; By cutting apparatus 8 ' turn buckle cutting ring 81 ' and outer rose reamer 82 ', and by the 3rd slide unit 9 ' drive retaining ring knife 61 ', outer rose reamer 62 ' radial feed.Realize the processing of the monolateral retaining ring groove 12 ' of piston 1 ' pin-and-hole and outer chamfering 13 ', unload the piston 1 ' of monolateral processing then, and repeat above-mentioned action, finish piston 1 ' another side retaining ring groove 12 ', the processing of outer chamfering 13 '.

Above-mentioned processing method has following shortcoming:

1: process equipment is many, and operating personnel are many.

2: piston 1 ' clamping times is many, resetting, and machining accuracy is low.

[summary of the invention]

The technical problems to be solved in the utility model is to provide a kind of piston pin hole device, saves manpower equipment and improves the processing precision.

The utility model is achieved in that a kind of piston pin hole device, comprises that a main body, is connected in the rotary oil cylinder of this back body, a slide unit, a motor and by this motor-driven main shaft; Described main body arranges on this slide unit, and described main body can be connected with described slide unit with moving axially; Described main shaft is arranged on this main body, and this main shaft rotatably is connected with described main body; Described piston pin hole device also comprises exhibition cutter head, a tool rest and a knife bar by this rotary oil cylinder driving; Described exhibition cutter head tightens up and is connected on the described main body; Described exhibition cutter head comprises one, and the two drives axially and the movable part that moves radially by described main shaft and rotary oil cylinder respectively, and this movable part is connected movably with described exhibition cutter head; Described tool rest is fastenedly connected on described movable part; The bottom of described knife bar and described tool rest lock are paid fixing; Described knife bar is provided with rose reamer outside a heavy boring cutter, the retaining ring knife and successively by the top of this knife bar to the bottom of this knife bar.

Preferable, described knife bar also comprises a plurality of locating parts; Every described locating part all wears and is fixed on this knife bar, and described locating part is connected with described retaining ring knife and the locking of outer rose reamer respectively; Described retaining ring knife and outer rose reamer all are connected in adjustable height with described knife bar.

Advantage of the present utility model is: after main shaft rotates by driven by motor, drive the main shaft axially-movable by slide unit, and drive the radial motion of exhibition cutter head by rotary oil cylinder, allow the knife bar that is provided with heavy boring cutter, retaining ring knife and outer rose reamer can once carry out the processing of pin-and-hole, retaining ring groove and outer chamfering to piston.

[description of drawings]

In conjunction with the embodiments the utility model is further described with reference to the accompanying drawings.

Fig. 1 is the structure of piston schematic diagram.

Fig. 2 is the equipment use view that existing piston carries out pin-and-hole processing.

Fig. 3 is the equipment use view that existing piston carries out retaining ring groove and outer chamfer machining.

Fig. 4 is the use view of a kind of piston pin hole device of the utility model.

Fig. 5 is A partial enlarged drawing partly among Fig. 4.

[specific embodiment]

See also Fig. 4 and shown in Figure 5, a kind of piston pin hole device 1 comprises that a main body 11, is connected in the rotary oil cylinder 12 of this back body, a slide unit 13, a motor 14 and a main shaft 15 by these motor 14 drivings; Described main body 11 arranges on this slide unit 13, and described main body 11 can be connected with described slide unit 13 with moving axially; Described main shaft 15 is arranged on this main body 11, and this main shaft 15 rotatably is connected with described main body 11; Described piston pin hole device 1 also comprises exhibition cutter head 16, a tool rest 17 and the knife bar 18 by described main shaft 15 driven rotary by these rotary oil cylinder 12 drivings; Described exhibition cutter head 16 tightens up and is connected on the described main body 11; Described exhibition cutter head 16 comprises one, and the two drives axially and the movable part (not shown) that moves radially by described main shaft 15 and rotary oil cylinder 12 respectively, and this movable part is connected movably with described exhibition cutter head 16; Described tool rest 17 is fastenedly connected on this movable part; The bottom of described knife bar 18 and described tool rest 17 locks are paid fixing; Described knife bar 18 is provided with rose reamer 183 outside a heavy boring cutter 181, the retaining ring knife 182 and successively by the top of this knife bar 18 to the bottom of this knife bar 18; Described heavy boring cutter 181 is connected with the end of described knife bar 18; Described retaining ring knife 182 and outer rose reamer 183 all are connected in a side of described knife bar 18.Knife bar 18 arrange heavy boring cutter 181, retaining ring knife 182 and outside rose reamer 183, drive main shaft 15, exhibition cutter head 16, tool rest 17 and knife bar 18 rotations by motor 14, and drive fixed part, tool rest 17 and knife bar 18 radial motions by rotary oil cylinder 12, axially fed to piston by slide unit 13 at last, realize that time processing can be finished the pin-and-hole of piston 2, retaining ring groove reaches outer chamfering, save manpower and equipment, and mobile piston 2 repeatedly, more accurate positioning.

As shown in Figure 5, described knife bar 18 also comprises a plurality of locating parts 184; Every described locating part 184 all wears and is fixed on this knife bar 18, and described locating part 184 is connected with described

retaining ring knife

182 and 183 lockings of outer rose reamer respectively; Described retaining ring knife 182 and outer rose reamer 183 all are connected in adjustable height with described knife bar 18.This design allows retaining ring knife 182 and the outer rose reamer 183 all can be by every described locating part 184(such as holding screw on knife bar 18) adjust retaining ring knife 182 reach outside rose reamer 183 be arranged on height on the knife bar 18, to meet the process requirements of different size piston 2.

See also shown in Figure 4ly again, the utility model is located at tool 3 in the middle of two corresponding piston pin hole devices that arrange 1 when using, and piston 2 is fixed on the tool 3; The motor 14 of piston pin hole device 1 drives corresponding main shaft 15 rotations respectively, and drives movable part, tool rest 17, knife bar 18, heavy boring cutter 181, retaining

ring knife

182 and 183 rotations of outer rose reamer; Slide unit 13 is driven heavy boring cutter 181, outer rose reamer 183 and retaining ring knife 182 and is axially fed to piston 2 by driven by servomotor; Rotary oil cylinder 12 drives the movable part radial action of exhibition cutter head 16, makes 182 pairs of piston 2 radial feeds of retaining ring knife on the knife bar 18, finishes the processing of the pin-and-hole of piston 2 both sides, outer chamfering and retaining ring groove successively; A kind of piston pin hole device 1 of the utility model once to piston 2 monolateral processing just can finish piston 2 monolateral pin-and-hole, outer chamfering and retaining ring groove, mobile piston 2 repeatedly, not only process facility and save time, and contraposition is more accurate, piston 2 qualities after the processing are better.

Though more than described the specific embodiment of the present utility model; but being familiar with those skilled in the art is to be understood that; our described specific embodiment is illustrative; rather than for the restriction to scope of the present utility model; those of ordinary skill in the art are in modification and the variation of the equivalence of doing according to spirit of the present utility model, all should be encompassed in the scope that claim of the present utility model protects.

Claims

1. a piston pin hole device comprises that a main body, is connected in the rotary oil cylinder of this back body, a slide unit, a motor and by this motor-driven main shaft; Described main body arranges on this slide unit, and described main body can be connected with described slide unit with moving axially; Described main shaft is arranged on this main body, and this main shaft rotatably is connected with described main body, it is characterized in that: described piston pin hole device also comprises exhibition cutter head, a tool rest and a knife bar that is driven by this rotary oil cylinder; Described exhibition cutter head tightens up and is connected on the described main body; Described exhibition cutter head comprises one, and the two drives axially and the movable part that moves radially by described main shaft and rotary oil cylinder respectively, and this movable part is connected movably with described exhibition cutter head; Described tool rest is fastenedly connected on described movable part; The bottom of described knife bar and described tool rest lock are paid fixing; Described knife bar is provided with rose reamer outside a heavy boring cutter, the retaining ring knife and successively by the top of this knife bar to the bottom of this knife bar.

2. a kind of piston pin hole device as claimed in claim 1, it is characterized in that: described knife bar also comprises a plurality of locating parts; Every described locating part all wears and is fixed on this knife bar, and described locating part is connected with described retaining ring knife and the locking of outer rose reamer respectively; Described retaining ring knife and outer rose reamer all are connected in adjustable height with described knife bar.