CN104308260A - Flat device for pipe and rod materials - Google Patents

Flat device for pipe and rod materials Download PDF

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Publication number
CN104308260A
CN104308260A CN201410442496.8A CN201410442496A CN104308260A CN 104308260 A CN104308260 A CN 104308260A CN 201410442496 A CN201410442496 A CN 201410442496A CN 104308260 A CN104308260 A CN 104308260A
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CN
China
Prior art keywords
cylinder
saw
pin
tack
saw cutting
Prior art date
Application number
CN201410442496.8A
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Chinese (zh)
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CN104308260B (en
Inventor
倪国静
赵建炳
张瑞
娄银海
石涛
罗明刚
杨博广
赵向辉
方四化
Original Assignee
宁波金田铜业(集团)股份有限公司
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Priority to CN201410442496.8A priority Critical patent/CN104308260B/en
Publication of CN104308260A publication Critical patent/CN104308260A/en
Application granted granted Critical
Publication of CN104308260B publication Critical patent/CN104308260B/en

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Abstract

The invention discloses a flat device for pipe and rod materials. The flat device for pipe and rod materials comprises a rack, wherein a fixed baffle, a clamping roller mechanism, a transmission mechanism, a material discharging mechanism and a saw cutting mechanism are arranged on the rack; the material discharging mechanism comprises a plurality of first stop levers and second stop levers which are arranged on the front and rear sides of an operating floor longitudinally; the operating floor is an inclined surface convenient for material discharging; the upper end of the operating floor is connected with a discharging part of a joint drawing machine; the transmission mechanism is arranged below the material discharging mechanism and comprises a plurality of idler wheels, a belt pulley, a belt pulley transmission motor and a speed reducer; the clamping roller mechanism is located on the left side of the transmission mechanism and comprises a clamping roller, a chain wheel and a clamping roller transmission motor; the saw cutting mechanism is located on the right side of the transmission mechanism and comprises a saw cutting machine stand, a pressing piece and a sew web. The flat device is arranged at the material discharging part of the drawing machine so as to decrease the carrying process and reduce the labor intensity, is reasonable in structure, convenient to operate, adjustable in saw cutting specification and high in work efficiency, and is capable of precisely determining fixed-length flat saw cutting and realizing batched saw cutting.

Description

A kind of tack device of bar

Technical field

The present invention relates to a kind of bar end face process equipment, be specifically related to a kind of tack device of bar.

Background technology

Bar tack is gone to shear trace, burr by the bar port after shearing, and can improve cutting to length precision.At present, conventional associating drawbench only has the unreeling of blank, align, draw and smart aligning, shearing, polishing, collecting process are integrated in one, then the tack operation in road is generally adopt artificial, emery wheel reconditioning mode or machined lathe to carry out cutting tack, finishing quality and sizing accuracy cannot ensure, but also by driving shearing, polished bar need be transported to that machined lathe carries out separately cutting, tack.Therefore, productive labor intensity is large, and operating rate is low, effectively can not mate with rhythm of production, easily causes overstocking of drawn tube bar.

Through looking into, the existing patent No. is the Chinese patent " a kind of full-automatic stainless steel chamfering machine " of CN200920231295.8, comprise support, be arranged on the frame on support, support is provided with the fixture that can clamp bar, transmission mechanism is provided with in one end of fixture, it is characterized in that, the top of described fixture is provided with the tack device be loaded in frame, fixture is connected with vertical feed mechanism, sensor is provided with between tack device and fixture, above-mentioned fixture, vertical feed mechanism, tack device is all connected with control system with sensor, and when sensor during Cutting stick can be sent signal to control system by tack device.The patent No. is the Chinese patent " a kind of pipeline end facing machine " of CN200920118973.X in addition, comprise stand, the power set be arranged in stand, transmission device peace head unit, power set are connected by transmission device and tack device, transmission device comprises processing transmission mechanism and cam drive, tack device is arranged on the stand face of stand, comprises cam mechanism and organisation of working.This chamfering machine adopts cam drive automatically to control feed, and adopt Pneumatic synchronous switch control rule air cylinder driven piece-holder seat to realize workpiece automated exchanged cutter, by completing feeding operation manually, production efficiency is higher, precision is higher.Above-mentioned two chamfering machines improve automaticity, more time saving and energy saving, but can not combine drawbench carries out online consistent operation, needs manually to carry out feeding, can not meet the requirement that continuous batch is produced well.

Summary of the invention

Technical problem to be solved by this invention is the tack device providing a kind of simple and reasonable, easy to operate bar for the above-mentioned state of the art, it can with to combine drawbench integrated, realize online tack, solve scale and finishing preferably, improve production efficiency and product quality.

The present invention solves the problems of the technologies described above adopted technical scheme: a kind of tack device of bar, comprise frame, it is characterized in that: frame comprises operating desk and feet, frame is provided with fixed dam, pressing wheel mechanism, connecting gear, discharge mechanism and saw cutting mechanism

Wherein, discharge mechanism comprises some groups of the first pins and the second pin that are longitudinally arranged on two sides before and after operating desk, operating desk is in the inclined-plane being convenient to discharge, the upper end of operating desk is connected with blanking place of drawbench, wherein the parallel rear being located at the second pin of the first pin is positioned at the eminence on inclined-plane, the lower end of the first pin and the second pin is connected to the first backgauge cylinder and the second backgauge cylinder, and the first pin and the second pin extended operating desk under the effect of the first backgauge cylinder, the second backgauge cylinder realizes backgauge;

Connecting gear is arranged on the below of discharge mechanism, comprise some groups of rollers, belt pulley and belt pulley and transmit motor and decelerator, roller is the below, corresponding with the pipe rods position before second group of pin that left and right is spaced apart and arranged in operating desk, console laterally has the opening exposed for roller upper surface, one end of roller is connected with the first belt pulley, first belt pulley is connected with the second belt pulley by driving-belt, and the other end of the second belt pulley transmits motor by decelerator and belt pulley and is connected;

Pressing wheel mechanism is positioned at the left side of connecting gear, comprise the nip drum for pinch tube rods, sprocket wheel, the pinch roller that drive sprocket and drive sprocket run transmits motor, nip drum is positioned at directly over a leftmost roller, the upper end of nip drum is connected with the pinch roller cylinder for driving nip drum to move up and down, one end of nip drum is connected with sprocket wheel, the drive sprocket that sprocket wheel transmits on motor with pinch roller is connected by chain, when the pipe rods quantity before the second pin reaches setting value, first pin moves, nip drum pinch tube rods under pinch roller air cylinder driven simultaneously, pipe rods one end under the effect of sprocket wheel with the roller of connecting gear is delivered to fixed dam and is flushed, fixed dam is positioned at the side of pressing wheel mechanism,

Saw cutting mechanism is positioned at the opposite side of connecting gear, comprise Bench of saw cutting machine and briquetting and saw blade, Bench of saw cutting machine is provided with the workbench corresponding with operating desk, the upper end of briquetting is connected with the binder cylinder for driving briquetting to move up and down, saw blade is sawed motor and is connected with pushing away, the lower end of saw blade be connected with drive saw blade to move up and down push away saw cylinder.

As improvement, described connecting gear comprises four ~ five groups of rollers and belt pulley, the top of each roller is liftably provided with the adjustment block for control valve rods monolayer alignment, regulate the top of block to be connected with adjusting screw(rod), adjusting screw(rod) is fixed on the cross bar above operating table surface by holder with threaded hole.

As improvement, described saw cutting mechanism also comprises slide bar and pushes away saw cylinder, push away saw cylinder and be arranged on below support being positioned at and pushing away saw motor, slide bar is two, left and right, be separately positioned on both sides support being positioned at and pushing away saw cylinder, the base plate pushing away saw motor has pilot hole, is enclosed within slide bar, when briquetting move down pipe rods is compressed time, push away saw cylinder and drive base plate up to be pushed away by saw blade and realize sawing.

Further improvement, slide with the other end of the cross bar of frame and be connected in the upper end of described Bench of saw cutting machine, the bottom transverse of frame be provided with slide for promoting Bench of saw cutting machine, for the stroke adjustment cylinder of the tack length of adjustable pipe bar, one end of stroke adjustment cylinder is connected with Bench of saw cutting machine.

Further improvement, the replaceable saw cutting mechanism for ease of pipe rods two ends tack of described fixed dam.

Preferably, described first pin and the second pin are parallel 4 ~ 6 groups.

Finally, described stroke adjustment cylinder carries out adjustment tack length, and length of decaptitating is 2-4cm.

Compared with prior art, the invention has the advantages that: increase tack device in drawbench blanking place, not only reduce carrying operation, reduce labour intensity; And simple and reasonable, easy to operate, can the sawing of accurate sizing tack, the specification of sawing is simultaneously adjustable.The present invention is applicable to plurality of specifications, and operating efficiency is high, practicable batch sawing.

Accompanying drawing explanation

Fig. 1 is the structural representation of online tack device of the present invention;

Fig. 2 is the sectional view along A-A line in Fig. 1;

Fig. 3 is the sectional view along B-B line in Fig. 1;

Fig. 4 is the sectional view along C-C line in Fig. 1;

Fig. 5 is the sectional view along D-D line in Fig. 1.

Detailed description of the invention

Below in conjunction with accompanying drawing embodiment, the present invention is described in further detail.

As shown in Fig. 1 ~ 5, the tack device of the bar of the present embodiment, comprise frame 1, frame 1 is with to combine drawbench integrated, can be implemented in line tack, frame 1 is provided with fixed dam 9, pressing wheel mechanism 2, connecting gear 4, discharge mechanism 3 and saw cutting mechanism 5, frame 1 comprises cross bar 11, operating desk 12, feet 13 and slide block 14, operating desk 12 is in the inclined-plane being convenient to discharge, the upper end of operating desk 1 is connected with blanking place of combining drawbench, chute 15 is two, front and back, amount to 4, be arranged on the bottom of frame 1, feet 13 is two, front and back, amount to 4, for support operation platform 12, stiffener is provided with between feet 13, the bottom of feet 13 is provided with the slide block 14 coordinated with chute 15 of indent, wherein, discharge mechanism 3 comprises some groups first pins 31 and the second pins 32 being longitudinally arranged on two sides before and after operating desk 12, as shown in Figure 3, first pin 31 is parallel 5 groups with the second pin 32, the parallel rear being located at the second pin 32 of first pin 31 is positioned at the eminence on operating desk 12 inclined-plane, the lower end of the first pin 31 and the second pin 32 is connected to the first backgauge cylinder 33 and the second backgauge cylinder 34, first backgauge cylinder 33 and the second backgauge cylinder 34 are fixed in frame 1, operating desk 11 has the through hole stretched out for the first pin 31 and the second pin 32, first pin 31 and the second pin 32 are at the first backgauge cylinder 33, under the effect of the second backgauge cylinder 34, extended operating desk 12 realizes backgauge,

Connecting gear 4 is arranged on the below of discharge mechanism 3, as shown in Figure 4, comprise 4 groups of rollers 41, belt pulley 42 and belt pulley transmit motor 43 and decelerator 44, roller 41 is spaced apart and arranged in the below of operating desk 12 in left and right, corresponding with pipe rods 8 position before the second pin 32, console 12 laterally has the opening exposed for roller 41 upper surface, roller 41 is fixed in frame by bearing shaft bearing, one end of roller 41 is connected with the first belt pulley 42, first belt pulley 42 is connected with the second belt pulley 42a by driving-belt, the other end of the second belt pulley 42a transmits motor 43 by decelerator 44 and belt pulley and is connected, the adjustment block 45 for control valve rods 8 monolayer alignment is liftably provided with above each roller 41, the lower surface regulating block 45 is the inclined-plane paralleled with roller 41, the top of block 45 is regulated to be connected with adjusting screw(rod) 46, adjusting screw(rod) 46 is fixed on the cross bar 11 above operating desk 12 by holder with threaded hole, pipe rods 8 can be made to arrange so more smooth and easy,

Pressing wheel mechanism 2 is positioned at the left side of connecting gear 4, as shown in Figure 2, comprise the nip drum 22 for pinch tube rods 8, the pinch roller that sprocket wheel 24 and drive sprocket 24 run transmits motor 23, nip drum 22 is positioned at directly over a leftmost roller 41, one end of nip drum 22 is connected with sprocket wheel 24, the drive sprocket that sprocket wheel 24 transmits on motor 23 with pinch roller is connected by chain, transmitting motor 23 by pinch roller is with movable sprocket 24 to rotate, and then drive nip drum 22 to rotate, the pinch roller cylinder 21 for driving nip drum 22 to move up and down is connected with in the upper end of nip drum 22, when pipe rods 8 quantity before second baffle 32 reaches setting value, first pin 31 moves, nip drum 22 pinch tube rods 8 under pinch roller cylinder 21 drives simultaneously, pipe rods 8 is under the effect of nip drum 22 with the roller 41 of connecting gear 4, utilize frictional force that fixed dam 9 is delivered in one end of pipe rods 8 to flush, fixed dam 9 is positioned at the left side of pressing wheel mechanism 2,

Saw cutting mechanism 5 is positioned at the right side of connecting gear 4, as shown in Figure 5, comprise Bench of saw cutting machine 7, briquetting 51, binder cylinder 53, saw blade 52 and slide bar 57, Bench of saw cutting machine 7 is provided with the workbench corresponding with operating desk 12, the right-hand member of the upper end of Bench of saw cutting machine 7 and the cross bar 11 of frame 1 is slidably connected as being socketed and is connected, the bottom of Bench of saw cutting machine 7 is provided with the chute 15 coordinated with slide block 14, the bottom transverse of frame 1 is provided with slides for promoting Bench of saw cutting machine 7, for the stroke adjustment cylinder 6 of the tack length of adjustable pipe bar 8, one end of stroke adjustment cylinder 6 is connected with Bench of saw cutting machine 7, the lower surface of briquetting 51 is the inclined-plane paralleled with workbench, the upper end of briquetting 51 is connected with the binder cylinder 53 for driving briquetting 51 to move up and down, saw blade 52 is sawed motor 54 and is connected with pushing away, the lower end of saw blade 52 is connected with pushing away of driving saw blade 52 to move up and down and saws cylinder 55, push away saw cylinder 55 and be arranged on below support 56 being positioned at and pushing away saw motor 54, slide bar 57 is two, left and right, be separately positioned on both sides support 56 being positioned at and pushing away saw cylinder 55, the base plate 58 pushing away saw motor 54 has pilot hole, be enclosed within slide bar 57, when briquetting 51 move down pipe rods 8 is compressed time, push away saw cylinder 55 to drive base plate 58 up to be pushed away by saw blade 52 to realize sawing.

In addition, between fixed dam 9 and connecting gear, also can increase saw cutting mechanism 5, be convenient to pipe rods 8 and carry out two ends tack.

Operation principle is such: during first bar 8 blanking when shearing, after polishing, the first backgauge cylinder 33, second backgauge cylinder 34 receives blanking instruction simultaneously, and the second pin 32 moves up, and the first pin 31 moves down, bar 8 enters tack device from drawbench blanking, and when bar 8 quantity reaches 6-10 root, after the first backgauge cylinder 33 receives instruction, the first pin 31 moves up, simultaneously, pinch roller cylinder 21 starts action, nip drum 22 moves down, pinch tube rods 8, and pinch roller transmits motor 23 operating band movable sprocket 24, transmit with belt pulley and together with roller 41 that motor 43 drives, fixed dam 9 is delivered in bar 8 one end and flush, after pinch roller transmission motor 23 stops action, binder cylinder 53 in saw cutting mechanism 5 starts action, briquetting 51 moves down, then pushing away saw cylinder 55 is with moving slide-bar 57 up to be pushed away by saw blade 52, then push away saw motor 54 drive the action of decelerator under start tack, tack length regulates by stroke adjustment cylinder 6, length of decaptitating is 2-4cm.

Claims (7)

1. a tack device for bar, comprises frame, it is characterized in that: frame comprises operating desk and feet, frame is provided with fixed dam, pressing wheel mechanism, connecting gear, discharge mechanism and saw cutting mechanism,
Wherein, discharge mechanism comprises some groups of the first pins and the second pin that are longitudinally arranged on two sides before and after operating desk, operating desk is in the inclined-plane being convenient to discharge, the upper end of operating desk is connected with blanking place of drawbench, wherein the parallel rear being located at the second pin of the first pin is positioned at the eminence on inclined-plane, the lower end of the first pin and the second pin is connected to the first backgauge cylinder and the second backgauge cylinder, and the first pin and the second pin extended operating desk under the effect of the first backgauge cylinder, the second backgauge cylinder realizes backgauge;
Connecting gear is arranged on the below of discharge mechanism, comprise some groups of rollers, belt pulley and belt pulley and transmit motor and decelerator, roller is the below, corresponding with the pipe rods position before second group of pin that left and right is spaced apart and arranged in operating desk, console laterally has the opening exposed for roller upper surface, one end of roller is connected with the first belt pulley, first belt pulley is connected with the second belt pulley by driving-belt, and the other end of the second belt pulley transmits motor by decelerator and belt pulley and is connected;
Pressing wheel mechanism is positioned at the left side of connecting gear, comprise the nip drum for pinch tube rods, sprocket wheel, the pinch roller that drive sprocket and drive sprocket run transmits motor, nip drum is positioned at directly over a leftmost roller, the upper end of nip drum is connected with the pinch roller cylinder for driving nip drum to move up and down, one end of nip drum is connected with sprocket wheel, the drive sprocket that sprocket wheel transmits on motor with pinch roller is connected by chain, when the pipe rods quantity before the second pin reaches setting value, first pin moves, nip drum pinch tube rods under pinch roller air cylinder driven simultaneously, pipe rods one end under the effect of sprocket wheel with the roller of connecting gear is delivered to fixed dam and is flushed, fixed dam is positioned at the side of pressing wheel mechanism,
Saw cutting mechanism is positioned at the opposite side of connecting gear, comprise Bench of saw cutting machine and briquetting and saw blade, Bench of saw cutting machine is provided with the workbench corresponding with operating desk, the upper end of briquetting is connected with the binder cylinder for driving briquetting to move up and down, saw blade is sawed motor and is connected with pushing away, the lower end of saw blade be connected with drive saw blade to move up and down push away saw cylinder.
2. tack device according to claim 1, it is characterized in that: described connecting gear comprises four ~ five groups of rollers and belt pulley, the top of each roller is liftably provided with the adjustment block for control valve rods monolayer alignment, regulate the top of block to be connected with adjusting screw(rod), adjusting screw(rod) is fixed on the cross bar above operating table surface by holder with threaded hole.
3. tack device according to claim 1, it is characterized in that: described saw cutting mechanism also comprises slide bar and pushes away saw cylinder, push away saw cylinder and be arranged on below support being positioned at and pushing away saw motor, slide bar is two, left and right, be separately positioned on both sides support being positioned at and pushing away saw cylinder, the base plate pushing away saw motor has pilot hole, is enclosed within slide bar, when briquetting move down pipe rods is compressed time, push away saw cylinder and drive base plate up to be pushed away by saw blade and realize sawing.
4. tack device according to claim 3, it is characterized in that: slide with the other end of the cross bar of frame and be connected in the upper end of described Bench of saw cutting machine, the bottom transverse of frame be provided with slide for promoting Bench of saw cutting machine, for the stroke adjustment cylinder of the tack length of adjustable pipe bar, one end of stroke adjustment cylinder is connected with Bench of saw cutting machine.
5. tack device according to claim 1, is characterized in that: increase to the saw cutting mechanism being convenient to pipe rods two ends tack between described fixed dam and connecting gear.
6. tack device according to claim 1, is characterized in that: described first pin and the second pin are parallel 4 ~ 6 groups.
7. tack device according to claim 4, is characterized in that: described stroke adjustment cylinder carries out adjustment tack length, and length of decaptitating is 2-4cm.
CN201410442496.8A 2014-09-02 2014-09-02 Flat device for pipe and rod materials CN104308260B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410442496.8A CN104308260B (en) 2014-09-02 2014-09-02 Flat device for pipe and rod materials

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410442496.8A CN104308260B (en) 2014-09-02 2014-09-02 Flat device for pipe and rod materials

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CN104308260A true CN104308260A (en) 2015-01-28
CN104308260B CN104308260B (en) 2017-03-22

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104842030A (en) * 2015-05-21 2015-08-19 烟台鲁宝钢管有限责任公司 Tube blank electrospark centering machine with external centering and clamping device
CN105173658A (en) * 2015-08-24 2015-12-23 广东鑫统仕车用热系统有限公司 Automatic radiating pipe collecting equipment
CN105436891A (en) * 2015-12-18 2016-03-30 湖州人新轴承钢管有限公司 Round steel fracturing device
CN107952905A (en) * 2017-11-22 2018-04-24 奥美森智能装备股份有限公司 A kind of method of long U bending machines bend pipe
CN108907806A (en) * 2018-08-20 2018-11-30 三门技师学院 A kind of clamping tool for machine work with stabilization clamp holding force
CN110497026A (en) * 2019-08-15 2019-11-26 宁波金田铜业(集团)股份有限公司 A kind of online tack equipment of Bar Wire Product

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DE2654173A1 (en) * 1976-11-30 1978-06-01 F H Jung & Co Maschinenfabrik Transfer line for machining long workpieces - has walking beam transporters loaded by roller tables arranged in parallel on each side
EP0480191A2 (en) * 1990-10-08 1992-04-15 Thyssen Nordseewerke GmbH Equipment for machining bars
CN2707410Y (en) * 2004-04-03 2005-07-06 李明锁 Hydraulic flat-head milling machine
CN2748202Y (en) * 2004-10-14 2005-12-28 大连三高科技发展有限公司 Cam type flat head chamfering machine
CN201168802Y (en) * 2008-03-17 2008-12-24 山东汇通机械制造有限公司 Special machine tool for steel cylinder flat head drill
CN201361793Y (en) * 2009-03-14 2009-12-16 太原市阳光园不锈钢制品有限公司 Quick locating device of steel tube flat head
CN201371243Y (en) * 2008-12-25 2009-12-30 宋正和 Double-head and double-station head flattening machine
CN201455275U (en) * 2009-04-27 2010-05-12 王国林 Pipeline end facing machine
CN201534222U (en) * 2009-09-07 2010-07-28 常州腾飞不锈钢有限公司 Full-automatic stainless steel facing machine

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2654173A1 (en) * 1976-11-30 1978-06-01 F H Jung & Co Maschinenfabrik Transfer line for machining long workpieces - has walking beam transporters loaded by roller tables arranged in parallel on each side
EP0480191A2 (en) * 1990-10-08 1992-04-15 Thyssen Nordseewerke GmbH Equipment for machining bars
CN2707410Y (en) * 2004-04-03 2005-07-06 李明锁 Hydraulic flat-head milling machine
CN2748202Y (en) * 2004-10-14 2005-12-28 大连三高科技发展有限公司 Cam type flat head chamfering machine
CN201168802Y (en) * 2008-03-17 2008-12-24 山东汇通机械制造有限公司 Special machine tool for steel cylinder flat head drill
CN201371243Y (en) * 2008-12-25 2009-12-30 宋正和 Double-head and double-station head flattening machine
CN201361793Y (en) * 2009-03-14 2009-12-16 太原市阳光园不锈钢制品有限公司 Quick locating device of steel tube flat head
CN201455275U (en) * 2009-04-27 2010-05-12 王国林 Pipeline end facing machine
CN201534222U (en) * 2009-09-07 2010-07-28 常州腾飞不锈钢有限公司 Full-automatic stainless steel facing machine

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104842030A (en) * 2015-05-21 2015-08-19 烟台鲁宝钢管有限责任公司 Tube blank electrospark centering machine with external centering and clamping device
CN105173658A (en) * 2015-08-24 2015-12-23 广东鑫统仕车用热系统有限公司 Automatic radiating pipe collecting equipment
CN105436891A (en) * 2015-12-18 2016-03-30 湖州人新轴承钢管有限公司 Round steel fracturing device
CN105436891B (en) * 2015-12-18 2018-03-30 湖州人新轴承钢管有限公司 A kind of round steel material cutting device
CN107952905A (en) * 2017-11-22 2018-04-24 奥美森智能装备股份有限公司 A kind of method of long U bending machines bend pipe
CN108907806A (en) * 2018-08-20 2018-11-30 三门技师学院 A kind of clamping tool for machine work with stabilization clamp holding force
CN110497026A (en) * 2019-08-15 2019-11-26 宁波金田铜业(集团)股份有限公司 A kind of online tack equipment of Bar Wire Product

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