CN2510200Y

CN2510200Y - Fixed-length wire-cutting machine

Info

Publication number: CN2510200Y
Application number: CN 01266517
Authority: CN
Inventors: 严新义
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-11-09
Filing date: 2001-11-09
Publication date: 2002-09-11
Anticipated expiration: 2011-11-09

Abstract

The utility mode discloses a fixed-length wire cutter for straightening and cutting iron wires, essentially comprising a cutter bracket. A motor is fixedly installed in the cutter bracket, and a front straightening tube and a rear straightening tube are disposed on the upper side of the cutter bracket. A main wire-transmission wheel and a secondary wire-transmission wheel are arranged between the front straightening tube and the rear straightening tube. The main wire-transmission wheel is in connection with a belt pulley arranged on the motor by a main driving shaft, a main belt pulley and a belt. The cutter bracket mounted on the left side of the rear straightening tube is equipped with a wire cutting mold. A secondary driving shaft is installed in the cutter bracket. The left end of the secondary driving shaft is equipped with a wire cutting plate and a wire blade. A clipper-shaped blade opening is formed between the wire cutting plate and the wire blade. The secondary driving shaft is in engaged driving with the main driving shaft through a pair of slant gears. The working efficiency of the fixed-length wire cutter with the structure is extremely high, and the length of each section is accurate. Compared with the conventional producing method, the working efficiency is increased by about 50%, and the using iron wires is approximately reduced by 30%, thereby the utility model has rather perfect social efficiency and economic profit.

Description

The fixed length thread-cutter

Technical field

The utility model relates to a kind of fixed length thread-cutter that is used for aligning, cutting off iron wire.

Background technology

In building construction process, as before cast concrete, usually need the iron wire (below be called prick thread) with certain-length to come wiretie, according to the difference of reinforcing bar thickness, the length of used bundle silk is also different, promptly---tie up the reinforcing bar of different model, need the bundle silk with different size length, but just tie up the reinforcing bar of a certain appointment specification, used length of pricking silk is certain, oversize meeting causes waste, and too weak point then can be scrapped; The traditional fabrication method that above-mentioned these different size length are pricked silk is: according to the difference of required reinforcing bar thickness of tying up, after operating personnel approximately estimate the length of good bundle silk, one section one section on the iron wire of whole circle is tentatively stretching at leisure, and then with scissors or the required length of other instrument clip, obtain required bundle silk, owing to be manual operations, thereby the length of the bundle silk of each clip is very not consistent, last again that these length are very consistent bundle silk is further stretching with hand, and is bent into after " U " shape standby.The shortcoming of above-mentioned this preparation method is: owing to be operating personnel's manual operationss all, thereby operating efficiency is very low; For avoiding pricking too short the scrapping of silk, the bundle filament length degree of being estimated side by operating personnel roughly is all long partially usually, through initial estimate, on average reaches partially about 30%, and this has caused raw-material bigger waste; And usually have sharp-pointed projection and burr on the section of the bundle silk of Zhi Zuoing like this, damage operating personnel's hand and clothing easily, even cause industrial accident.

Summary of the invention

The utility model will provide the length of a kind of high efficiency, the smooth no burr of section and every section bundle silk all to cut off the fixed length thread-cutter of iron wire more accurately.

For achieving the above object, the technical solution adopted in the utility model is: described fixed length thread-cutter, mainly comprise: frame, be installed with motor in the frame, aligning pipe and back aligning pipe before the upside of frame is equipped with, between preceding aligning pipe and back aligning pipe, main wire feed rolls and secondary wire feed rolls are installed, main wire feed rolls is fixedlyed connected with final drive shaft, the lower end of final drive shaft is provided with main pulley, main pulley is connected with belt pulley on the motor by belt, on the frame in aligning pipe left side, back, the fracture of wire mould is installed also, in frame, also be provided with a counter drive shaft, the counter drive shaft left end is equipped with the fracture of wire dish, on the fracture of wire dish knife for cutting tobacco is installed, knife for cutting tobacco can and the fracture of wire mould between form scissors shape cutting edge, the right-hand member of counter drive shaft is equipped with secondary helical gear, secondary helical gear is meshing with each other with the main helical gear that is arranged on the final drive shaft.

The utility model has the advantages that: the fixed length thread-cutter that uses said structure, operating efficiency is high, the every section length of pricking silk that obtains is very accurate, compares with traditional preparation method, can improve work efficiency about 50%, save iron wire consumption about 30%, and the section of bundle silk is more smooth and do not have burr, can not damage operating personnel's hand and clothing, operate saferly, good social benefit and economic benefit are arranged.

Description of drawings

Fig. 1 is the main TV structure schematic diagram of fixed length thread-cutter described in the utility model;

Fig. 2 is the plan structure schematic diagram of Fig. 1;

Fig. 3 is the A-A cross-sectional view among Fig. 1.

Embodiment

Below in conjunction with the drawings and specific embodiments technical scheme described in the utility model and advantage thereof are further described.

As shown in Figure 1 and Figure 2, fixed length thread-cutter described in the utility model, mainly comprise: frame 1, be installed with motor 3 in the frame 1, aligning pipe 15 behind 2 and one of the aligning pipes is equipped with main wire feed rolls 17 and secondary wire feed rolls 16 between preceding aligning pipe 2 and back aligning pipe 15 before the upside of frame 1 is equipped with three; As shown in Figure 3, main wire feed rolls 17 is connected with fixed with final drive shaft 8, and the lower end of final drive shaft 8 is provided with main pulley 7, and secondary wire feed rolls 16 is installed on the frame 1 by bearing pin 18; As shown in Figure 1, main pulley 7 is connected with belt pulley 4 on the motor 3 by belt 5, on the frame 1 in aligning pipe 15 left sides, back, fracture of wire mould 13 is installed also, in frame 1, also be provided with a counter drive shaft 10, the left end of counter drive shaft 10 is equipped with fracture of wire dish 11, knife for cutting tobacco 12 is installed on the fracture of wire dish 11, during knife for cutting tobacco 12 rotation can and fracture of wire mould 13 between form scissors shape cutting edge, the right-hand member of counter drive shaft 10 is equipped with secondary helical gear 9, and secondary helical gear 9 is meshing with each other with the main helical gear 6 that is arranged on the final drive shaft 8.

The operation principle of fixed length thread-cutter described in the utility model is: at first machine, motor 3 drives main pulley 7 and rotates, main pulley 7 drives final drive shaft 8 and rotates, final drive shaft 8 drives main wire feed rolls 17 and main helical gear 6 rotates, main wire feed rolls 17 drives secondary wire feed rolls 16 again and rotates together, and main helical gear 6 passes through secondary helical gear 9 again and counter drive shaft 10 drives fracture of wire dishes 11 and knife for cutting tobacco 12 rotates together; Then, after iron wire 14 passed before three hole in the aligning pipe 2 respectively, send between main wire feed rolls 17 and the secondary wire feed rolls 16, driving iron wire 14 by main wire feed rolls 17 and secondary wire feed rolls 16 advances toward the direction of fracture of wire mould 13, behind the hole in passing back aligning pipe 15 and fracture of wire mould 13 respectively, knife for cutting tobacco 12 on the fracture of wire dish 11 that is rotated cuts off, and makes required bundle silk.Like this, iron wire 14 constantly advances toward the direction of fracture of wire mould 13 under the driving of main wire feed rolls 17 and secondary wire feed rolls 16, and the knife for cutting tobacco 12 that constantly is being rotated cuts into required bundle silk, operating efficiency is high, compares with original manual operations, can improve work efficiency more than 50%.The effect of aligning pipe 2 and back aligning pipe 15 is with iron wire 14 alignings before described, so that carry and cutting.

Use the fixed length thread-cutter of said structure, the length of the bundle silk of its cut-out is to determine like this: because the rotating speed of motor 3 is constant substantially, therefore, as long as set the numerical value of the girth of main wire feed rolls 17, just can cut to actual needed length of pricking silk, very convenient; That is to say, as long as after the numerical value of the girth of main wire feed rolls 17 was decided, the length of the bundle silk that cuts down had also just been decided, and its length is very accurate, like this, pricks silk with original home built and compares, significantly reduce the wasting phenomenon of iron wire, can save raw material about 30%.

Use the fixed length thread-cutter of said structure, the smooth no burr of section of the bundle silk that the knife for cutting tobacco 12 of high speed rotation is cut off can not damage the operator; And because the every section length of pricking silk that scales off is relatively more consistent, also very straight through the iron wires that preceding aligning pipe 2 and back aligning pipe 15 are aligned, therefore, operating personnel can be more easily be bent into after " U " shape the bundle silk of putting in order the whole bundle of bundle standby, further improved operating efficiency, good social benefit and economic benefit have been arranged.

Claims

1, the fixed length thread-cutter, mainly comprise: frame, be installed with motor in the frame, it is characterized in that: aligning pipe and back aligning pipe before the upside of frame is equipped with, between preceding aligning pipe and back aligning pipe, main wire feed rolls and secondary wire feed rolls are installed, main wire feed rolls is fixedlyed connected with final drive shaft, the lower end of final drive shaft is provided with main pulley, main pulley is connected with belt pulley on the motor by belt, on the frame in aligning pipe left side, back, the fracture of wire mould is installed also, in frame, also be provided with a counter drive shaft, the counter drive shaft left end is equipped with the fracture of wire dish, on the fracture of wire dish knife for cutting tobacco is installed, knife for cutting tobacco can and the fracture of wire mould between form scissors shape cutting edge, the right-hand member of counter drive shaft is equipped with secondary helical gear, and secondary helical gear is meshing with each other with the main helical gear that is arranged on the final drive shaft.