CN108817535B - Saw head mechanism of double-end saw - Google Patents
Saw head mechanism of double-end saw Download PDFInfo
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- CN108817535B CN108817535B CN201810585099.4A CN201810585099A CN108817535B CN 108817535 B CN108817535 B CN 108817535B CN 201810585099 A CN201810585099 A CN 201810585099A CN 108817535 B CN108817535 B CN 108817535B
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- feeding
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- rotating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D45/00—Sawing machines or sawing devices with circular saw blades or with friction saw discs
- B23D45/14—Sawing machines or sawing devices with circular saw blades or with friction saw discs for cutting otherwise than in a plane perpendicular to the axis of the stock, e.g. for making a mitred cut
- B23D45/143—Sawing machines or sawing devices with circular saw blades or with friction saw discs for cutting otherwise than in a plane perpendicular to the axis of the stock, e.g. for making a mitred cut with a plurality of circular saw blades
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D47/00—Sawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts
- B23D47/04—Sawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts of devices for feeding, positioning, clamping, or rotating work
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D47/00—Sawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts
- B23D47/08—Sawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts of devices for bringing the circular saw blade to the workpiece or removing same therefrom
- B23D47/10—Sawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts of devices for bringing the circular saw blade to the workpiece or removing same therefrom actuated by fluid or gas pressure
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sawing (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
The invention provides a saw head mechanism of a double-head saw, which comprises a base, wherein a rotating device and a feeding device are arranged on the base, the rotating device comprises a rotating body and a rotating rail arranged below the rotating body, and the feeding device comprises a feeding body and a feeding support. The U-shaped rotating track is arranged, and the large-angle and accurate control on the rotation of the saw head mechanism is realized by combining the magnetic grid sensor and the driving screw rod; meanwhile, the feeding process of the saw blade is realized by the sliding of the feeding bracket on the feeding body; in addition, through set up cutting sensor and safety guard opening sensor and chip removal passageway on supplying with the support, when improving saw bit life, guaranteed operator's safety, reduced the influence of piece to production environment.
Description
Technical Field
The invention relates to the field of aluminum profile processing equipment, in particular to a saw head mechanism of a double-head saw.
Background
At present door and window curtain trade, traditional double-end saw is narrower to the cutting angle scope of section bar, if use vertical direction as the benchmark, traditional double-end saw can only realize swinging to the scope of 22.5 degrees from vertical direction inboard, perhaps swings to the scope of 22.5 degrees from vertical direction outside, and can not realize simultaneously that inside swing and outside swing, in actual production process, can not satisfy simultaneously and cut from two directions.
For some special double-head saws, due to the limitation of mechanical structure, only 22.5 degrees of swinging from the vertical direction to the outer side and 45 degrees of swinging from the vertical direction to the inner side can be realized, and in practical needs, the cutting angle cannot be enough to 22.5 degrees, 45 degrees, 90 degrees and the like, and some intermediate angles, such as 38 degrees, 67 degrees and even less than 22.5 degrees, are also needed, so that the prior art cannot meet the production requirements, and a new double-head saw needs to be designed to realize a larger cutting range and more precise angle positioning.
The feeding system of a general double-head saw comprises an upper feeding mode and a lower feeding mode, wherein the upper feeding mode adopts the mode that a saw blade is hung on a suspension arm, and the suspension arm is controlled to move downwards so as to drive the saw blade to move downwards to cut a workpiece; the lower feeding mode is that the saw blade is fed from the lower part of the working disc to cut the workpiece from the lower part; for the upper feeding mode, the problem of saw head swing exists, so that the cutting angle is not accurate; in the lower feeding mode, the adjustment of the cutting angle is greatly limited due to the fact that the cutter is discharged from the lower part of the working plate.
In addition, before machining is started again, the saw blade needs to be lubricated and cooled to ensure the service life of the saw blade, and impurities such as chips generated in the machining process have certain influence on the safety and health of operators.
Disclosure of Invention
In order to solve the problems, the invention provides a feeding system of a double-end saw.
The main content of the invention comprises:
a saw head mechanism of a double-head saw comprises a machine base, wherein a processing device is arranged at the front part of the machine base, a rotating device is arranged at the rear part of the machine base, and a feeding device is arranged above the rotating device; the processing device comprises a working disc and a positioning reference plate, wherein the center of the positioning reference plate is provided with a knife outlet; the rotating device comprises a rotating body, a rotating track is arranged below the rotating body, and the rotating track is U-shaped; the rotating track comprises two supporting sub-tracks and a guiding sub-track arranged between the two supporting sub-tracks; the guide sub-track is also provided with a magnetic grid sensor; one side of the rotating body is fixedly connected with a driving screw rod, the other end of the driving screw rod is arranged on the base, and the driving screw rod is driven by a servo motor; the feeding device comprises a feeding body and a feeding bracket, the feeding body is fixedly arranged above the rotating body, the feeding bracket is obliquely arranged and slides on the feeding body, a motor and a saw blade are fixed on one side of the feeding bracket, and the motor drives the saw blade to rotate through a wedge-shaped synchronous belt; the other side of the feeding support is provided with a feeding slide rail, a cutting sensor and a safety cover opening sensor, the feeding body is provided with a feeding slide block, and the feeding slide block is matched with the feeding slide rail.
Preferably, the machine base is provided with a supporting device, the supporting device comprises two vertical supporting wheels and two pairs of horizontal clamping wheels, and the two vertical supporting wheels are respectively arranged at two sides below the supporting sub-track and used for supporting the rotating device; the horizontal clamping wheels are arranged on two sides of the supporting sub-track and used for clamping the supporting sub-track.
Preferably, an auxiliary wheel is further arranged on one side of the support sub-track, and the auxiliary wheel is horizontally arranged on the machine base.
Preferably, a plastic shell is arranged on the outer side of the circumference of each of the vertical supporting wheel and the horizontal clamping wheel, and the plastic shell is in a ring shape with an opening.
Preferably, a brake is further arranged on one side of the support sub-track, and the brake is a pneumatic brake.
Preferably, a magnetic grid sensor is arranged below the guide sub-track, a magnetic scale of the magnetic grid sensor is coated on the outer circumference of the guide sub-track, and a magnetic head of the magnetic grid sensor is arranged below the guide sub-track.
Preferably, the magnetic scale is further provided with a positioning block, and the positioning block is made of plastics.
Preferably, a cleaning sheet is further disposed below the guide sub-rail, and the cleaning sheet is used for cleaning foreign matters.
Preferably, the feeding body is provided with a driving cylinder and a driving cylinder regulating valve, one end of a piston rod of the driving cylinder is fixedly connected to the feeding bracket, the driving cylinder is an oil-gas mixing cylinder, and the driving cylinder regulating valve is used for regulating the propelling speed of the driving cylinder; the rear part of the feeding body is also provided with a chip removal channel.
Preferably, the machine base is further provided with a plurality of lightening holes and a plurality of lubricating nozzles, and the lubricating nozzles are respectively arranged on one sides of the support sub-rail and the guide sub-rail.
The invention has the beneficial effects that: the invention provides a saw head mechanism of a double-head saw, which realizes large-angle and accurate control of the rotation of the saw head mechanism by arranging a U-shaped rotating track and combining a magnetic grid sensor and a driving screw rod; meanwhile, the feeding process of the saw blade is realized by the sliding of the feeding bracket on the feeding body; in addition, through set up cutting sensor and safety guard opening sensor and chip removal passageway on supplying with the support, when improving saw bit life, guaranteed operator's safety, reduced the influence of piece to production environment.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural diagram of a rotating device of the present invention.
Detailed Description
The technical scheme protected by the invention is specifically explained in the following by combining the attached drawings.
Please refer to fig. 1-2. The invention provides a saw head mechanism of a double-head saw, which comprises a machine base 1, wherein a processing device, a rotating device and a feeding device are arranged on the machine base 1, the processing device comprises a working disc 11 and a positioning reference plate 12, the working disc 11 is used for placing an aluminum profile to be processed, the positioning reference plate 12 is vertically arranged and used for providing a positioning reference for the aluminum profile to be processed, and the clamping reference plate is matched with a clamping cylinder to clamp and position the aluminum profile; specifically, as shown in fig. 1, the upper portion of the positioning reference plate 12 is plate-shaped, the center of the upper portion is provided with a knife-out edge, and the lower portion of the positioning reference plate 12 is U-shaped so as to rotate together with a rotation rail described later; the processing device is arranged at the front part of the machine base 1, the rotating device is arranged at the rear part of the machine base 1, namely behind the positioning reference plate 12, and the feeding device is arranged above the rotating device; in addition, in order to reduce the weight of the whole saw head mechanism, a plurality of lightening holes 13 are also formed on the base 1.
Specifically, please refer to fig. 2, the rotating device includes a rotating body 21, a driving screw 24 is fixedly connected to one side of the rotating body 21, the driving screw 24 is driven by a servo motor 25, the servo motor 25 can be disposed on the base 1, the driving screw 24 is vertically and fixedly connected to one side of the rotating body 21, a rotating track is disposed below the rotating body 21, the rotating track is U-shaped, and when the servo motor 25 drives the driving screw 24 to move up and down, the rotating track is driven to rotate, so as to drive the feeding device to tilt left and right.
Wherein the rotation track comprises two support sub-tracks 22 arranged at the front and the back sides and a guide sub-track 23 arranged between the two support sub-tracks 22, in one embodiment, the guide sub-track 23 and the two support sub-tracks 22 are uniformly arranged. Vertical supporting wheels 220 are arranged right below the left side and the right side of the supporting sub-track 22, the vertical supporting wheels 220 are fixedly arranged on the upper surface of the machine base 1 and used for supporting the rotating device and the feeding device and supporting most of the weight of the whole saw head mechanism, and the vertical supporting wheels 220 are arranged below the two vertical supporting wheels 220 on the front side and the rear side; in addition, in order to stabilize the support sub-rail 22 in the horizontal direction, two pairs of horizontal clamping wheels 222 are further provided on both sides of the support sub-rail 22; in one embodiment, an auxiliary wheel 223 and a brake 224 are further disposed on one side of the support sub-rail 22, and the auxiliary wheel 223 is horizontally disposed on the machine base 1; the brake 224 is a pneumatic brake.
In one embodiment, the outer circumferences of the vertical supporting wheel 221, the horizontal clamping wheel 222 and the auxiliary wheel 223 are all covered with plastic shells, and the plastic shells are circular rings with open parts.
The guide sub-track 23 is used for realizing accurate rotation angle measurement, in this embodiment, a magnetic grid sensor is arranged right below the guide sub-track 23, the magnetic grid sensor includes a magnetic head and a magnetic scale, the magnetic head is arranged on the base 1, and the magnetic scale is coated on the outer circumference of the guide sub-track 23; in one embodiment, a positioning block 233 is further arranged above the magnetic head, the positioning block 233 is made of plastic, and the positioning block 233 can play a role in cleaning; in addition, a cleaning sheet is arranged right below the guide sub-track 23 and used for cleaning foreign matters, reducing the influence of the foreign matters on the magnetic scale and ensuring the rotating precision.
In order to protect the rotating track, a plurality of lubricating nozzles 14 are further arranged on the outer side of the circumference of the rotating track, and lubricating oil is sprayed to the outer circumferences of the supporting sub-track and the guiding sub-track through the lubricating nozzles 14 so as to ensure the normal operation of the rotating device.
Please refer to fig. 1. The feeding device comprises a feeding body 31 and a feeding bracket 32, wherein the feeding body 31 is arranged above the rotating body 21, in one embodiment, the feeding body 31 and the rotating body 21 are integrally formed, and both are sheet metal parts with high strength; the feeding bracket 32 is arranged obliquely, and specifically, the feeding bracket 32 is inclined downwards towards the processing device. A saw blade 34 and a motor 33 are arranged on one side of the feeding bracket 32, and the motor 33 drives the saw blade 34 to rotate through a wedge-shaped synchronous belt; the other side of the feeding bracket 32 is provided with a feeding slide rail 320, and correspondingly, the feeding body 31 is provided with a feeding slide block 310, in one embodiment, the feeding body 31 is provided with a fixing plate, the feeding slide block 310 is arranged on one side of the fixing plate, the feeding slide block 310 is adapted to the feeding slide rail 320, and when the feeding bracket 32 slides along the feeding slide rail 320, the saw blade 34 is driven to move towards the processing device, and the aluminum profile is processed after passing through the knife outlet.
In one embodiment, the feeding bracket 32 is driven by a driving cylinder 35 to make the feeding slide rail 320 slide along the feeding slide block 310, the driving cylinder 35 is fixedly disposed on the feeding body 31, one end of a piston rod of the driving cylinder 35 is fixedly connected to the feeding bracket 32, and in one embodiment, the driving cylinder is an air-fuel mixing cylinder.
In one embodiment, the feeding body 31 is further provided with a driving cylinder regulating valve 36 for regulating the propelling speed of the driving cylinder 35 to meet different processing requirements.
In one embodiment, a cutting sensor 321 and a safety cover opening sensor 322 are further disposed on the other side of the feeding bracket 32, when the saw blade moves to a certain position, the cutting sensor 321 and the safety cover opening sensor 322 start to operate, and the cutting sensor 321 informs a corresponding cutting switch to spray a cutting fluid to the saw blade; the safety guard opening sensor 322 informs the corresponding control mechanism to open the safety guard outside the saw blade to reduce the impact of the splash of debris on the operator. Further, feed the rear of body and still be provided with chip removal passageway 37, chip removal passageway 37 communicates with each other with the protection casing or the safety guard of saw bit 34 outside cladding, promptly chip removal passageway 37 can discharge the partial sweeps that produce in the course of working to the rear of double-end saw, has further guaranteed operator's safety, simultaneously, can also be provided with recovery mechanism at chip removal passageway 37's rear, has also reduced the influence to production environment to a certain extent.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (8)
1. The saw head mechanism of the double-head saw is characterized by comprising a machine base, wherein a processing device is arranged at the front part of the machine base, a rotating device is arranged at the rear part of the machine base, and a feeding device is arranged above the rotating device; the processing device comprises a working disc and a positioning reference plate, wherein the center of the positioning reference plate is provided with a knife outlet; the rotating device comprises a rotating body, a rotating track is arranged below the rotating body, and the rotating track is U-shaped; the rotating track comprises two supporting sub-tracks and a guiding sub-track arranged between the two supporting sub-tracks; the guide sub-track is also provided with a magnetic grid sensor; one side of the rotating body is fixedly connected with a driving screw rod, the other end of the driving screw rod is arranged on the base, and the driving screw rod is driven by a servo motor; the feeding device comprises a feeding body and a feeding bracket, the feeding body is fixedly arranged above the rotating body, the feeding bracket is obliquely arranged and slides on the feeding body, a motor and a saw blade are fixed on one side of the feeding bracket, and the motor drives the saw blade to rotate through a wedge-shaped synchronous belt; a feeding slide rail, a cutting sensor and a safety cover opening sensor are arranged on the other side of the feeding support, a feeding slide block is arranged on the feeding body, and the feeding slide block is matched with the feeding slide rail;
the machine base is provided with a supporting device, the supporting device comprises two vertical supporting wheels and two pairs of horizontal clamping wheels, and the two vertical supporting wheels are respectively arranged at two sides below the supporting sub-track and used for supporting the rotating device; the horizontal clamping wheels are arranged on two sides of the supporting sub-track and are used for clamping the supporting sub-track;
and a magnetic grid sensor is arranged below the guide sub-track, a magnetic scale of the magnetic grid sensor is coated on the outer circumference of the guide sub-track, and a magnetic head of the magnetic grid sensor is arranged below the guide sub-track.
2. The saw head mechanism of a double-ended saw according to claim 1, wherein an auxiliary wheel is further provided on one side of the support sub-rail, and the auxiliary wheel is horizontally disposed on the base.
3. The saw head mechanism of a double-ended saw according to claim 1, wherein a plastic housing is arranged on the outer circumference of the vertical support wheel and the horizontal clamping wheel, and the plastic housing is in a ring shape with an opening.
4. The saw head mechanism of the double-ended saw according to claim 1, wherein a brake is further disposed on one side of the support sub-rail, and the brake is a pneumatic brake.
5. The saw head mechanism of the double-ended saw as claimed in claim 1, wherein a positioning block is further disposed on the magnetic scale, and the positioning block is made of plastic.
6. The saw head mechanism of a double-ended saw according to claim 1, wherein a cleaning blade is further provided below the guide sub-rail, and the cleaning blade is used for cleaning foreign matters.
7. The saw head mechanism of the double-head saw as claimed in claim 1, wherein the feeding body is provided with a driving cylinder and a driving cylinder adjusting valve, one end of a piston rod of the driving cylinder is fixedly connected to the feeding bracket, the driving cylinder is an oil-gas mixing cylinder, and the driving cylinder adjusting valve is used for adjusting the propelling speed of the driving cylinder; the rear part of the feeding body is also provided with a chip removal channel.
8. The saw head mechanism of a double-ended saw according to claim 1, wherein said base further comprises a plurality of lightening holes and a plurality of lubrication nozzles, said lubrication nozzles being disposed at one side of said support sub-rail and said guide sub-rail, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810585099.4A CN108817535B (en) | 2018-06-08 | 2018-06-08 | Saw head mechanism of double-end saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810585099.4A CN108817535B (en) | 2018-06-08 | 2018-06-08 | Saw head mechanism of double-end saw |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108817535A CN108817535A (en) | 2018-11-16 |
| CN108817535B true CN108817535B (en) | 2020-07-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810585099.4A Active CN108817535B (en) | 2018-06-08 | 2018-06-08 | Saw head mechanism of double-end saw |
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| Country | Link |
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| CN (1) | CN108817535B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1245319A2 (en) * | 2001-03-29 | 2002-10-02 | ROTOX GmbH B. EISENBACH | Rotary stand for circular saw |
| CN202045412U (en) * | 2011-01-24 | 2011-11-23 | 游振隆 | Material cutting machine |
| EP2527068A1 (en) * | 2011-05-26 | 2012-11-28 | Ateliers Debelle (ESTOM) | Automatic saw for realising jacks |
| CN203936466U (en) * | 2014-07-03 | 2014-11-12 | 意美吉铝型材设备（苏州）有限公司 | A kind of dual-end saw |
| CN206169392U (en) * | 2016-11-07 | 2017-05-17 | 河北晶龙阳光设备有限公司 | Solar energy component frame double head saw |
| CN207171090U (en) * | 2017-08-07 | 2018-04-03 | 海门市品一铝业有限公司 | Double end section bar mitre saw |
-
2018
- 2018-06-08 CN CN201810585099.4A patent/CN108817535B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1245319A2 (en) * | 2001-03-29 | 2002-10-02 | ROTOX GmbH B. EISENBACH | Rotary stand for circular saw |
| CN202045412U (en) * | 2011-01-24 | 2011-11-23 | 游振隆 | Material cutting machine |
| EP2527068A1 (en) * | 2011-05-26 | 2012-11-28 | Ateliers Debelle (ESTOM) | Automatic saw for realising jacks |
| CN203936466U (en) * | 2014-07-03 | 2014-11-12 | 意美吉铝型材设备（苏州）有限公司 | A kind of dual-end saw |
| CN206169392U (en) * | 2016-11-07 | 2017-05-17 | 河北晶龙阳光设备有限公司 | Solar energy component frame double head saw |
| CN207171090U (en) * | 2017-08-07 | 2018-04-03 | 海门市品一铝业有限公司 | Double end section bar mitre saw |
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| Publication number | Publication date |
|---|---|
| CN108817535A (en) | 2018-11-16 |
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