CN1187402A - Band saw - Google Patents

Band saw Download PDF

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Publication number
CN1187402A
CN1187402A CN97105626A CN97105626A CN1187402A CN 1187402 A CN1187402 A CN 1187402A CN 97105626 A CN97105626 A CN 97105626A CN 97105626 A CN97105626 A CN 97105626A CN 1187402 A CN1187402 A CN 1187402A
Authority
CN
China
Prior art keywords
segmental support
band sawing
guider
clamp mechanism
saw blade
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN97105626A
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Chinese (zh)
Inventor
张圣玉
张治有
Original Assignee
张圣玉
张治有
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 张圣玉, 张治有 filed Critical 张圣玉
Priority to CN97105626A priority Critical patent/CN1187402A/en
Publication of CN1187402A publication Critical patent/CN1187402A/en
Pending legal-status Critical Current

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Abstract

A band saw machine is composed of base, guide units, bow-shaped frame, drive and driven wheels, band saw, hydraulic station, control cabinet, torsion mechanism, and fixture. Said torsion mechanism is connected to both bow-shaped frame and fixture, so it can move horizontally with the fixture movement to regulate the torsion point and vertically along guide track. Its advantages include smooth running, less resistance to band saw, simple structure and elongating service life of band saw by 1-1.5 times.

Description

Band sawing machine
The present invention relates to a kind of band sawing machine, belong to a kind of equipment that cutting metal is used.
Existing band saw cutting off machine owing to twist mechanism is fixedly connected on the upper side frame of segmental support, and needs make its move left and right in the chute of segmental support upper side frame by oil cylinder, and fixes its position, complex structure, operation inconvenience; Secondly since its mechanism that clamps material can only clamping saw blade one side material, and can not clamp the material part that cuts away, cause band saw can not Cutting Length≤10cm with interior material, cause the waste of material and the limitation of band saw, can not give full play to the due effect of band saw; The gear of the 3rd band saw is not too reasonable, and the cost height takes; The guiding mechanism of the 4th segmental support is single column, and the less stable that band is poly-influences blade life and cut quality.
The objective of the invention is, provide a kind of twist mechanism simple in structure, easy to operate, can move up and down with segmental support, again can be with the clamping device move left and right, prolong saw blade service life, the band sawing machine that saw blade operates steadily greatly.
Technical solution of the present invention is: this band sawing machine, comprise base 9, be fixed on the guider 3 at these base two ends, 4, along guider 3,4 segmental supports that move up and down 1, be positioned at the driving wheel 5 at these segmental support two ends, driven pulley 2, connect main, the saw blade 8 of driven pulley, support also drives the oil cylinder that segmental support 1 moves up and down, and makes vertical two twist mechanisms 6 that touch mutually of saw blade and workpiece, clamp the clamp mechanism 7 of cutting processing part, Hydraulic Station 10, switch board 11 and gear are formed, and its special character is, described twist mechanism 6 both was connected with clamp mechanism 7, was connected with segmental support again.Concrete structure is, this twist mechanism is by the guide rail 6-2 that is fixed on the clamp mechanism 7 crossbeam 7-2, slide plate 6-1 along this guide rail slip, be fixed on the torq 6-7 on this slide plate, be positioned at this torq top and one end and be fixedly connected on guide rod 6-6 on the slide plate 6-1, be sleeved on this guide rod other end and form through the fairlead 6-5 that connecting rod 6-4 links to each other with segmental support 1.
Guider 3,4 described here can be any of following structure, 1. guider 3,4 one of them be lead, another is the balance slide bar; 2. two guiders are guide upright post.Described gear can be the gear of any form.The wheel footpath of described driven wheel can be any of 320-1300mm.Described clamping device can be the clamping device of any structure form.
A kind of embodiment preferably of the present invention is to be equipped with groove 7-3 on two fixture block 7-1 of described clamp mechanism.
Second kind of the present invention embodiment preferably be, described gear is by hydraulic motor 13, the gearbox 14 that directly links to each other with this hydraulic motor output shaft, and the speed setting controller of control hydraulic motor flow velocity is formed.
The present invention the third preferably embodiment be that described guider 3,4 is guide upright post.Guide upright post can be columniform, also can be square column or other version.
Because twist mechanism of the present invention both was connected with segmental support 1, be connected with clamp mechanism 7 again, therefore can move along with moving up and down of segmental support 1, also can move along with the move left and right of clamp mechanism 7, thereby can make twist mechanism adjust the effective cutting length that reverses saw blade to greatest extent according to the width that is cut material, make twist mechanism from the master, driven pulley place far away is as far as possible reversed and is set upright saw blade, thereby reduced the twisting resistance that saw blade bore effectively, and guaranteed the saw blade traveling comfort, the service life that can prolong saw blade is more than one times, the fineness on material sawing surface improves, and has guaranteed glacing flatness.Owing to twist mechanism location in the horizontal direction is that so simple in structure, cost is low along with locate the location of clamp mechanism.After being equipped with groove 7-3 on the two fixture block 7-1 of clamp mechanism 7, can make clamp mechanism that the material clamping of line of cut both sides is firm, the cutting material that saw blade 8 is moved along these groove upper and lower, left and right, like this, saw blade 8 traveling comforts have not only been guaranteed, material that again can Cutting Length 〉=5mm has been saved raw material, has brought into play the function of band saw to greatest extent.After the gear of band sawing machine is the structure of hydraulic motor and gearbox and speed setting controller combination, a motor and electromagnetic adjustable speed motor had both been saved, can reach the effect of economize on electricity 20-25% again, speed adjustable range is increased, make speed adjustable range bring up to 0-17 rev/min by original 3-17 rev/min.Reason is that itself is with Hydraulic Station in the band sawing machine, and joins a hydraulic motor and speed setting controller, just can together control the speed of service of saw blade with gearbox.After guider 3,4 was column, when having avoided converted products, segmental support and saw blade shook, thereby had improved bright and clean, the grazing on sawing surface.
Description of drawings:
The structural representation of Fig. 1-one embodiment of the invention;
Structural representation (structure of clamp mechanism 7 left-half and the symmetrical configuration of right half part) that twist mechanism 6 is connected with clamp mechanism 7 right half parts among Fig. 2-Fig. 1;
A kind of structural representation of Fig. 3-gear of the present invention;
The another kind of structural representation of Fig. 4-gear of the present invention.
Provide embodiments of the invention below in conjunction with accompanying drawing, be used for further specifying this technical solution.
Embodiment 1, with reference to figure 1-Fig. 3.This is that a guider 3,4 is column, and twist mechanism 6, clamp mechanism 7 and gear all carry out improved band sawing machine.The structure of this band sawing machine as shown in Figure 1.Its guider 3,4 is column, be separately fixed at the left and right two ends of base 9, segmental support 1 is sleeved on two columns by sliding sleeve, and by the oil cylinder supporting drive it slides up and down that (this oil cylinder is blocked by column 4, not expression among the figure), driven pulley 2, driving wheel 5 are separately fixed at the two ends, the left and right sides of segmental support 1, and they connect by saw blade 8.The twist mechanism 6 of saw blade 8 not only is connected with clamp mechanism 7 but also is connected with segmental support 1, clamp mechanism 7 and Hydraulic Station 10 all are positioned on the base 9, and switch board 11 is positioned at a side of base 9, and two speed regulators are positioned at switch board 11, its corresponding speed governing knob is respectively a speed governing knob 12, speed governing knob 15.Gear is positioned at the back side of driving wheel 5 and is fixed on the segmental support 1.The structure of described twist mechanism 6 and clamp mechanism 7 can be with reference to figure 1-Fig. 2.Found out that by Fig. 1 twist mechanism 6 has two, one of right-hand member both had been connected with the segmental support 1 of driving wheel 5 one sides, and the right-hand member with clamp mechanism 7 is connected again; One of left end both had been connected with the segmental support 1 of driven pulley 2 one sides, and the left end with clamp mechanism 7 is connected again.The detailed structure of twist mechanism 6 as shown in Figure 2.Its guide rail 6-2 is fixed on the facade of clamp mechanism 7 crossbeam 7-2, and slide plate 6-1 can slide up and down along guide rail 6-2 by slide block 6-3 fixed thereon.The end of fixedly connected torq 6-7 and guide rod 6-6 on the outer facade of slide plate 6-1, guide rod 6-6 is positioned at torq top, the other end socket of guide rod 6-6 fairlead 6-5, the outer wall of fairlead is fixedly connected connecting rod 6-4.The other end of this connecting rod is connected with segmental support 1.The structure of clamp mechanism 7 right half parts is, it is by fixture block 7-1, and with this fixture block crossbeam 7-2 connected vertically, the baffle plate 7-5 of fixedlying connected with this crossbeam other end, the oil cylinder 7-4 that is connected with this baffle plate forms.Be processed with groove 7-3 on fixture block 7-1, this groove has been divided into two parts with fixture block 7-1.The structure of clamp mechanism 7 left-half is identical with the structure of its right half part.The structure of gear as shown in Figure 3.It is by hydraulic motor 13, the gearbox 14 that directly joins with this hydraulic motor output shaft, the speed setting controller (be positioned at switch board 11, do not mark separately among the figure) of control hydraulic motor flow velocity is formed, and the speed governing knob 12 of this speed setting controller is positioned on the panel of switch board 11.
Operation principle is: complete machine work is to realize through switch board 11, Hydraulic Station 10 and oil cylinder.Work piece is put on the workbench 16, and it is predefined on the accurate location according to cutting thickness.By oil cylinder 7-4 two fixture blocks of clamp mechanism 7 are drawn close mutually and tightly clamped work piece, two twist mechanisms 6 move thereupon simultaneously, and at this moment, guide rod 6-6 slides along fairlead 6-5, and after twist mechanism 6 was located in the horizontal direction, 6-6 turned round saw blade just through torq.By the speed governing knob 15 on the switch board, Hydraulic Station 10 and the oil cylinder that is positioned at guider 4 (column) back segmental support 1 is glided along two columns, at this moment segmental support 1 makes twist mechanism 6 glide along guide rail 6-2 by connecting rod 6-4, when near the fixture block of clamp mechanism 7, saw blade 8 glides near work piece along the groove 7-3 on the fixture block 7-1.Through the 12 selected rotating speeds of the speed governing knob on the switch board 11 (choosing between 0-17 rev/min), start gear, hydraulic motor makes driving wheel 5 drive driven opinion 2 by saw blade 8 through gearbox 14 and rotates, and saw blade 8 is in rotation status under the drive of driven wheel.Give segmental support 1 one downforce through speed governing knob 15 and oil cylinder, thereby make saw blade 8 can fully contact and cut work piece with work piece, cutting finishes, cut off gear, make band saw stop cutting, make on the segmental support and move through switch board 11, oil cylinder, drive twist mechanism 6 simultaneously, break away from work piece until saw blade 8 along moving on the guide rail 6-2.Unclamp the clamp 7-1 of clamp mechanism 7 through switch board 11 and oil cylinder 7-4, take the cutting-out part away.And then clamp the residue work piece, cut by same step next time.
Embodiment 2, with reference to figure 1, Fig. 2, Fig. 4.This example is compared with embodiment 1, and except that the gear difference, the structure of remainder is identical, and operation principle is also identical.The structure of its gear as shown in Figure 4.This gear is by motor 18, the electromagnetic adjustable speed motor 17 that directly joins with this motor output shaft, and gearbox 14 that directly joins with this electromagnetic adjustable speed motor output shaft and the variable-speed controller (figure does not mark) that is arranged in switch board are formed.Speed-change process is, after giving speed command of variable-speed controller, speed instruction voltage and feedback speed signal voltage ratio after, its difference signal is fed in the speed regulator and amplifies, signal voltage after the amplification and sawtooth waveforms stack, controlled transistorized conducting constantly, along with difference signal changes mobile pulse, thereby controlled the silicon controlled open angle, this pulse signal is transported in the electromagnetic adjustable speed motor by lead, the exciting curent of slip clutch that makes electromagnetic adjustable speed motor is along with variation, the rotating speed that is slip clutch changes along with the change of exciting curent, the rotating speed of this variation is again by the gearbox speed change, and output is fit to the rotating speed (as 3-17 rev/min) of driving wheel rotation.Thereby drive saw blade 8 rotations.Compare with embodiment 1, cost is high slightly, power consumption, but do not influence its cutting processing precision and process velocity.
If only twist mechanism 6 is made into embodiment 1 described structure, the structure of other parts adopts prior art constructions, then can form the 3rd embodiment.
If on the 3rd embodiment basis, establish groove 7-3 again on the fixture block 7-1 of clamp mechanism 7, and the structure of other parts adopts prior art constructions can form the 4th embodiment.
This all belongs to protection scope of the present invention.

Claims (5)

1, a kind of band sawing machine, it is by base (9), be fixed on the guider (3) at base (9) two ends, (4), along guider (3), (4) segmental support that moves up and down (1), be positioned at the driving wheel (5) at these segmental support two ends, driven pulley (2), connect main, the saw blade of driven pulley (8), support and drive the oil cylinder that segmental support (1) moves up and down, make vertical two twist mechanisms (6) that touch mutually of saw blade and workpiece, clamp the clamp mechanism (7) of work piece, Hydraulic Station (10), switch board (11) and gear are formed, it is characterized in that described twist mechanism (6) by the guide rail (6-2) that is fixed on clamp mechanism (7) crossbeam (7-2), the slide plate (6-1) along this guide rail slides is fixed on the torq (6-7) on the slide plate (6-1), be positioned at this torq top and one end and be fixedly connected on guide rod (6-6) on the slide plate (6-1), be sleeved on this guide rod other end and form through the fairlead (6-5) that connecting rod (6-4) links to each other with segmental support (1).
2, require 1 described band sawing machine by claim, it is characterized in that, on two fixture blocks (7-1) of described clamp mechanism (7), be equipped with groove (7-3).
By claim 1 or 2 described band sawing machines, it is characterized in that 3, described gear is by hydraulic motor (14), with the gearbox (14) that this hydraulic motor output shaft directly links to each other, the speed setting controller that reaches control hydraulic motor flow velocity is formed.
By claim 1 or 2 described band sawing machines, it is characterized in that 4, described guider (3), (4) are guide upright post.
By the described band sawing machine of claim 3, it is characterized in that 5, described guider (3), (4) are guide upright post.
CN97105626A 1997-01-04 1997-01-04 Band saw Pending CN1187402A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN97105626A CN1187402A (en) 1997-01-04 1997-01-04 Band saw

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN97105626A CN1187402A (en) 1997-01-04 1997-01-04 Band saw

Publications (1)

Publication Number Publication Date
CN1187402A true CN1187402A (en) 1998-07-15

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN97105626A Pending CN1187402A (en) 1997-01-04 1997-01-04 Band saw

Country Status (1)

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CN (1) CN1187402A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100522437C (en) * 2003-11-06 2009-08-05 株式会社阿玛达 Band saw machine, and saw blade attaching method, saw blade driving method and cutting method in band saw machine
CN102357675A (en) * 2011-09-22 2012-02-22 昆山市众捷塑料机械有限公司 Band saw cutting machine
CN103547400A (en) * 2011-04-20 2014-01-29 费尔有限公司 Damping roller
CN104924363A (en) * 2014-03-18 2015-09-23 杭州临安南洋木工机械有限公司 Numerical control horizontal band saw for rosewood
CN105772861A (en) * 2016-05-09 2016-07-20 浙江工商大学 Workpiece pulling and pressing excitation device and method for metal band saw sawing

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100522437C (en) * 2003-11-06 2009-08-05 株式会社阿玛达 Band saw machine, and saw blade attaching method, saw blade driving method and cutting method in band saw machine
CN103547400A (en) * 2011-04-20 2014-01-29 费尔有限公司 Damping roller
CN103547400B (en) * 2011-04-20 2016-06-22 费尔有限公司 Cushion idler
CN102357675A (en) * 2011-09-22 2012-02-22 昆山市众捷塑料机械有限公司 Band saw cutting machine
CN104924363A (en) * 2014-03-18 2015-09-23 杭州临安南洋木工机械有限公司 Numerical control horizontal band saw for rosewood
CN105772861A (en) * 2016-05-09 2016-07-20 浙江工商大学 Workpiece pulling and pressing excitation device and method for metal band saw sawing

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