CN202655645U

CN202655645U - Feed cutter

Info

Publication number: CN202655645U
Application number: CN 201220262583
Authority: CN
Inventors: 张金辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-05-23
Filing date: 2012-05-23
Publication date: 2013-01-09
Anticipated expiration: 2022-05-23

Abstract

The utility model relates to a feed cutter which comprises a rack, a main shaft and a motor, wherein the main shaft is rotatablely arranged on the rack; the main shaft is driven to rotate by the motor; and the main shaft is in a hollow pipe shape. The feed cutter further comprises a main clamping oil cylinder, a feeding oil cylinder, a feeding slipway and a positioning mechanism, wherein a main clamping pipe is rotatably arranged on the main clamping piston of the main clamping oil cylinder; a feeding pipe is rotatably arranged on the feeding piston of the feeding oil cylinder; the main clamping pipe coaxially penetrates through the main shaft to be connected with the main shaft; the front end of the main clamping pipe is provided with a feed cutting clamp; the feeding pipe coaxially penetrates through the main clamping pipe to be connected with the main clamping pipe by a coupler; the front end of the feeding pipe is provided with a feeding clamp; the feeding slideway is capable of moving along the axial direction of the main shaft; the feeding cylinder body of the feeding oil cylinder is arranged on the feeding slide way; and the positioning mechanism is used for enable cutting materials to be coaxial with the main shaft. The feed cutter provided by the utility model has the advantages of favorable cutting quality, high processing precision and high degree of automation.

Description

A kind of cutting feed machine

Technical field

The utility model relates to cutting processing equipment, relates in particular to a kind of cutting feed machine for incising pipes or bar.

Background technology

At present incising pipes or bar adopt measuring truck, sawing machine or semi-automatic cutting equipment usually, and there is following shortcoming in these equipment: 1. yield efficiency is low and product is long switching time; 2. labour intensity is high, generally all is single unit, and required personnel, equipment and place are many; 3. work piece cut face out-of-flatness, cut tiltedly, cause scrapping and reprocess; 4. can't customize accurate length size, cause workpiece to leave relatively large allowance, increase processing capacity, waste material, increase the operating cost of enterprise.

Summary of the invention

The purpose of this utility model is, a kind of cutting feed machine is provided, to improve tubing or the cut quality of bar and the automaticity of machining accuracy and machine.

To achieve these goals, the technical solution adopted in the utility model is: a kind of cutting feed machine, comprise frame, can be rotatably set in the main shaft on the frame and drive the motor that main shaft rotates, main shaft is the tubulose of hollow, cutting feed machine also comprises the main folder oil cylinder, feeding oil cylinder, feeding slipway and detent mechanism, on the main folder piston of main folder oil cylinder, the main folder pipe is set rotatably, feed pipe rotatably is set on the feed ram of feeding oil cylinder, the main folder pipe passes from main shaft coaxially and is connected with main shaft, the leading section of main folder pipe is provided with the material cutting folder, feed pipe passes from the main folder pipe coaxially and is connected with the main folder pipe by shaft coupling, the leading section of feed pipe is provided with feed clamp, feeding slipway can moving axially along main shaft, the feeding cylinder body of feeding oil cylinder is arranged on the feeding slipway, and detent mechanism is used for making cutting material and main shaft coaxial.

During cutting feed machine cutting of the present utility model, the feed clamp and the material cutting folder that rotate with spindle synchronous clamp material, make material and main shaft be in all the time synchronous rotary state, thereby so that processing end face flatness is high, the depth of parallelism of workpiece and guarantee that highly cut quality is good and machining accuracy is high in≤0.05mm; The feeding slipway self-feeding, after one section material has cut, the cutting that automatically enters next end material, automaticity is high, can realize people's multimachine, has reduced labour intensity and production cost.

Description of drawings

Fig. 1 is the structure chart of the utility model cutting machine;

Fig. 2 is the main shaft cutaway view;

Fig. 3 is main folder oil cylinder and attaching parts cutaway view thereof;

Fig. 4 is feeding oil cylinder and feed clamp cutaway view.

Below in conjunction with accompanying drawing the utility model is described in detail.

The specific embodiment

Referring to Fig. 1, main shaft 2 can be rotatably set on the frame 1, and driven pulley 42 is installed on the main shaft 2, and drive pulley 41 is installed in the rotating shaft of motor 3, and motor 3 drives main shaft 2 by the band transmission and rotates.The structure of main shaft 2 as shown in Figure 2, main shaft 2 is the tubulose of hollow substantially, the end is provided with internal gear 21 thereafter.The main folder oil cylinder is arranged on the rear of main shaft 2, and it comprises main folder cylinder body 51, main folder piston 52 and main folder pipe 53.Main folder pipe 53 is the tubulose of hollow, can be rotatably set on the main folder piston 52, from main shaft 2, pass and main shaft 2 coaxial, be provided with on it with main shaft 2 on the external gear of internal gear 21 engagement, main folder pipe 53 is connected with main shaft 2 by interior external gear engagement, thereby rotate synchronously with main shaft 2, also can adopt other connected mode to connect, the rearward end of main folder pipe 53 is provided with shaft coupling 7.Referring to Fig. 3, the leading section of main folder pipe 53 is provided with the material cutting folder, the material cutting folder comprises material cutting chuck 112 and the material cutting cone 111 that is enclosed within outside the material cutting chuck 112, material cutting cone 111 is installed on the rearward end of main folder pipe 53, material cutting chuck 112 is installed on the main shaft 2, the leading section of material cutting cone 111 has inner conical surface, and material cutting chuck 112 is provided with the male cone (strobilus masculinus) that matches with this inner conical surface, and material cutting cone 111 is carried out the conical surface with material cutting chuck 112 by the cooperation of interior male cone (strobilus masculinus) and contacted.When main folder piston 52 moves forward, drive main folder pipe 53 and material cutting cone 111 and move forward together, and material cutting chuck 112 is fixed on the main shaft 2, material cutting cone 111 will inwardly be oppressed the front portion of material cutting chuck 112, thereby cutting material is clamped; When main folder piston 52 moved backward, it was mobile backward together to drive main folder pipe 53 and material cutting cone 111, and material cutting chuck 112 will unclamp cutting material.

Referring to Fig. 1, feeding oil cylinder is arranged on the rear of main folder oil cylinder, and it comprises feeding cylinder body 61, feed ram 62 and feed pipe 63.Feed pipe 63 is the tubulose of hollow, can be rotatably set on the feed ram 62, passes coaxially and pass through shaft coupling 7 to be connected with main folder pipe 53 from main folder pipe 53, and its leading section is provided with feed clamp.Feeding cylinder body 61 is provided with tailstock 92, and trombone slide 91 is arranged on the tailstock 92 by bearing, thereby can be rotatably set on the feeding cylinder body 61, and trombone slide 91 also can be rotatably set on the feeding slipway 8.Trombone slide 91 also is the tubulose of hollow, and pass from feed pipe 63, which is provided with external gear, the rearward end of feed pipe 63 is provided with the internal gear with this external gear engagement, trombone slide 91 is connected with feed pipe 63 by interior external gear engagement, thereby rotates synchronously with feed pipe 63.Referring to Fig. 4, feed clamp comprises feeding chuck 122 and the feeding cone 121 that is enclosed within outside the feeding chuck 122, feeding cone 121 is installed on the rearward end of feed pipe 63, feeding chuck 122 is installed on the rearward end of trombone slide 91, the leading section of feeding cone 121 has inner conical surface, feeding chuck 122 is provided with the male cone (strobilus masculinus) that matches with this inner conical surface, and feeding cone 121 is carried out the conical surface with feeding chuck 122 by the cooperation of interior male cone (strobilus masculinus) and contacted.When feed ram 62 moved forward, feed pipe 63 and feeding cone 121 moved forward together, and feeding chuck 122 is to be fixed on the trombone slide 91, and feeding cone 121 will inwardly be oppressed the front portion of feeding chuck 122, thereby cutting material is clamped; When feed ram 62 moved backward, feed pipe 63 and feeding cone 111 were mobile backward together, and feeding chuck 122 will unclamp cutting material.

Feeding slipway 8 can be along the moving axially of main shaft 2, and feeding cylinder body 61 is arranged on the feeding slipway 8, drives feeding slipway 8 by servomotor and move forward and backward, thereby feeding oil cylinder and trombone slide 91 are moved forward and backward together.Feed clamp clamps cutting material, feeding slipway 8 moves forward, send preset distance cutting material forward, after cutting is finished, feed clamp unclamps cutting material, and feeding slipway 8 is backward mobile, and then feed clamp clamps cutting material again, feeding slipway 8 moves forward again, and feeding slipway 8 and feed clamp are carried cutting material forward together like this circularly automatically.

Detent mechanism 13 is at the rear of feeding oil cylinder, and detent mechanism 13 is used for making cutting material substantially coaxial with main shaft 2, so that cutting material passes trombone slide 91 and is convenient to feed clamp and material cutting is pressed from both sides cutting material is clamped.Material cutting slide unit 15 is in the place ahead of main shaft 2, and cutting tool is installed on the material cutting slide unit 15.The utility model cutting feed machine also comprises

digital control system

10, and 10 pairs of processing dimensions of digital control system and process are set and automatically control.

Below in conjunction with accompanying drawing the course of work of cutting feed machine is done concise and to the point the description.At first cutting material is placed in the detent mechanism 13, and from trombone slide 91, passes; It is mobile forward that feed ram 62 drives feed pipes 63, and feeding chuck 122 clamps cutting material, and feeding slipway 8 drives feeding oil cylinders and trombone slide 91 is mobile forward together, thereby material is carried forward; Be connected with main folder pipe 53 by shaft coupling 7 behind the feed pipe 63 reach preset distances, feed pipe 63 and main folder pipe 53 are with main shaft 2 rotations; Material cutting piston 52 is mobile forward, and material cutting chuck 112 clamps cutting material, and cutting tool is cut off the predetermined length material; After a cutting action is finished, material cutting piston 52 and feed ram 62 are all backward mobile, material cutting chuck 112 and feeding chuck 122 unclamp material, shaft coupling 7 is thrown off and being connected of main folder pipe 53 feed pipe 63, feeding slipway 8 drives feeding oil cylinder and trombone slide 91 moves to the precalculated position together backward, like this, the material surface trimming of one section predetermined length is finished, and then automatically enters the surface trimming of next section material.

Material cutting chuck 112 main bodys of the feeding chuck 122 of feed clamp and material cutting folder adopt the 45# steel, the contact portion that contacts with cutting material adopts the cr12 steel to do to inlay and does Quenching Treatment, clamper main body part good toughness, contact portion hardness is high, wearability is good, greatly improved service life, be 3～4 times of common chuck service life, saved cost.The tapered sleeve of locking chuck moves ahead, chuck is not done and is moved forward and backward and ecto-entad locking material, thereby make chuck and material without friction lock, chuck and material are in synchronous rotary state in addition, namely chuck and material are in relative static conditions, like this so that chuck and material have reduced friction and abrasion substantially, thereby also improved substantially the service life of chuck, solved the locking of general instrument car chuck rear pull type and the friction and the abrasion that produce.During cutting, material and main shaft are in synchronous rotary state all the time, thereby make processing end face flatness high, the depth of parallelism of workpiece and highly guarantee in≤0.05mm the good and machining accuracy height of cut quality.

Claims

1. cutting feed machine, comprise frame (1), can be rotatably set in the main shaft (2) on the frame and drive the motor (3) that main shaft rotates, it is characterized in that, main shaft (2) is the tubulose of hollow, described cutting feed machine also comprises the main folder oil cylinder, feeding oil cylinder, feeding slipway (8) and detent mechanism (13), on the main folder piston (52) of main folder oil cylinder, main folder pipe (53) is set rotatably, on the feed ram (62) of feeding oil cylinder, feed pipe (63) is set rotatably, main folder pipe (53) passes from main shaft (2) coaxially and is connected with main shaft, the leading section of main folder pipe (53) is provided with the material cutting folder, feed pipe (63) passes from main folder pipe (53) coaxially and is connected with main folder pipe (53) by shaft coupling (7), the leading section of feed pipe (63) is provided with feed clamp, feeding slipway (8) can moving axially along main shaft, the feeding cylinder body (61) of feeding oil cylinder is arranged on the feeding slipway (8), and detent mechanism (13) is used for making cutting material and main shaft coaxial.

2. cutting feed machine according to claim 1, it is characterized in that, described cutting feed machine also comprises can be rotatably set in the trombone slide (91) that feeding cylinder body (61) is upper and pass from feed pipe (63), main folder pipe (53) is connected with a joggle by interior external gear with main shaft (2), trombone slide (91) is connected with a joggle by interior external gear with feed pipe (63), the material cutting folder comprises material cutting chuck (112) and is enclosed within the outer material cutting cone (111) of material cutting chuck (112), material cutting cone (111) is installed on the main folder pipe (53), material cutting chuck (112) is installed on the main shaft (2), material cutting chuck (112) contacts with material cutting cone (111) conical surface, feed clamp comprises feeding chuck (122) and is enclosed within the outer feeding cone (121) of feeding chuck (122), feeding cone (121) is installed on the feed pipe (63), feeding chuck (122) is installed on the trombone slide (91), and feeding chuck (122) contacts with feeding cone (121) conical surface.