CN103008782B - Saw band vibration eliminating structure of high-speed band sawing machine - Google Patents
Saw band vibration eliminating structure of high-speed band sawing machine Download PDFInfo
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- CN103008782B CN103008782B CN201210564823.8A CN201210564823A CN103008782B CN 103008782 B CN103008782 B CN 103008782B CN 201210564823 A CN201210564823 A CN 201210564823A CN 103008782 B CN103008782 B CN 103008782B
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- saw
- saw blade
- bow
- saw bow
- reductor
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Abstract
The invention relates to a saw band vibration eliminating structure of a high-speed band sawing machine and belongs to the field of mechanical processing equipment. The vibration phenomenon of a saw blade of the existing band sawing machine is serious in the cutting process, so cuts of processed workpieces are deflective, and in addition, the saw blade breakage can be frequently caused. The saw band vibration eliminating structure comprises a saw bow, a gantry cross beam, a fixed base, a numerical control system, a saw blade moving mechanism, a saw blade clamping mechanism, a tensioning mechanism, a tensioning oil cylinder and a saw bow moving mechanism, wherein the gantry cross beam is arranged on the fixed base, the saw bow and the gantry cross beam are assembled together, the saw blade moving mechanism, the saw blade clamping mechanism, the tensioning mechanism and the tensioning oil cylinder are respectively arranged on the saw bow, the tensioning oil cylinder is connected with the tensioning mechanism, the saw bow moving mechanism is arranged on the gantry cross beam, and the saw bow moving mechanism used for driving the saw bow to vertically move along the gantry cross beam is connected with the saw bow. The saw band vibration eliminating structure of the high-speed band sawing machine has the advantages that the vibration phenomenon of the saw blade can be lightened, the cutting quality of the processed workpieces is improved, the breakage phenomenon of the saw blade is reduced, and the stable and high-speed cutting on the workpieces is realized.
Description
Technical field
The present invention relates to machining equipment field, particularly relate to the structure that saw band vibration eliminated by a kind of hyper tape sawing machine.
Background technology
Its saw blade of common band sawing machine is tightened by the driving wheel be arranged on saw bow and the driven pulley be assemblied on strainer, driving wheel connects reductor, reductor connects common electric machine, strainer is arranged on saw bow, and saw blade is arranged on driving wheel and driven pulley, along with the running of common electric machine, common electric machine drives reductor, reductor drives driving wheel, and driving wheel drives driven pulley by saw blade, thus makes saw blade do uniform rotation.Saw bow part by weight balancing oil cylinder band action elevating movement, thus makes saw blade do bottom and top feed motion, and band sawing machine relies on the rotation of saw blade and bottom and top feed to move to the cutting of workpiece.Due to common electric machine and weight balancing oil cylinder (hydraulic system) to the movement velocity of saw blade and amount of feeding control accuracy not high, therefore saw blade motion and feed accuracy cannot ensure, thus on saw blade, accumulate the irregular energy do not discharged, in working angles, cause saw blade oscillation phenomenon serious, make the workpiece otch deflection of processing, and often cause saw blade to rupture.Along with society constantly develops and science and technology constantly progress, the above-mentioned defect that the band sawing machine of prior art exists also is badly in need of being resolved, and therefore, people urgently wish that the structure appearance of saw band vibration eliminated by a kind of hyper tape sawing machine.
Summary of the invention
Technical problem to be solved by this invention is: its saw blade of the band sawing machine oscillation phenomenon in working angles overcoming prior art is serious, make the workpiece otch deflection of processing, and often cause the defect that saw blade ruptures, meet the hope of people and the market demand of hyper tape sawing machine, a kind of hyper tape sawing machine is provided to eliminate the structure of saw band vibration, the structure that saw band vibration eliminated by this hyper tape sawing machine can greatly reduce the irregular energy do not discharged be accumulated in working angles on saw blade, thus greatly alleviate the oscillation phenomenon of saw blade, improve the cutting quality of processing work, and greatly reduce the phenomenon of saw blade fracture, saw blade is made to carry out steadily cutting at high speed to workpiece.
The technical solution adopted for the present invention to solve the technical problems is: the structure of saw band vibration eliminated by hyper tape sawing machine, comprise saw bow, gantry beam and fixed pedestal, gantry beam is arranged on fixed pedestal, saw bow and gantry beam are assembled together, the structure that saw band vibration eliminated by this hyper tape sawing machine also comprises digital control system, saw blade motion mechanism, saw blade clamping device, strainer, tensioning hydro-cylinder and saw bow motion, digital control system is arranged on fixed pedestal, saw blade motion mechanism, saw blade clamping device, strainer and tensioning hydro-cylinder are separately fixed on saw bow, tensioning hydro-cylinder is connected with strainer, saw bow motion is arranged on gantry beam, the saw bow motion driving saw bow to move up and down along gantry beam connects saw bow.
In technique scheme, described saw blade motion mechanism comprises servo principal axis motor, A reductor, driving wheel, driven pulley and saw blade, driving wheel is arranged on described saw bow, servo principal axis motor and A reductor are separately fixed on described saw bow, driven pulley and described strainer are assembled together, servo principal axis motor is connected with A reductor, and the output shaft of A reductor is connected with driving wheel, and saw blade is around being connected to driving wheel and driven pulley; Described digital control system connects servo principal axis motor by data wire, and described digital control system sends velocity variations instruction to servo principal axis motor.
Further, described saw blade clamping device comprises linear guide rail, mobile clamp and fixes to clamp block, linear guide rail is fixed on described saw bow, for clamping saw blade and mobile clamp along linear guide rail movement is arranged on described saw bow by the slide block on linear guide rail, be fixedly mounted on described saw bow for the block that fixes to clamp clamping saw blade.
Further, described saw bow motion comprises linear guides, ball-screw, bearing block, B reductor and servomotor, and linear guides is fixed on gantry beam, and described saw bow is connected with the slide block on linear guides; Servomotor, B reductor are connected from top to bottom successively with bearing block, and bearing block is fixed on gantry beam, and ball-screw upper end is together with the bearing assemble in bearing block, and the nut of described saw bow and ball-screw lower end is rigidly connected; Described digital control system connects servomotor by data wire, and described digital control system sends servomotor and turns to change instruction.
Further, described gantry beam has two root posts, and two root posts are fixed with a linear guides respectively.
Further, described B reductor is planetary reducer.
The invention has the beneficial effects as follows: 1, the present invention can greatly reduce the irregular energy do not discharged be accumulated in working angles on saw blade, thus greatly alleviate the oscillation phenomenon of saw blade, improve the cutting quality of processing work, and greatly reduce the phenomenon of saw blade fracture, make saw blade carry out steadily cutting at high speed to workpiece.2, the driving wheel driving saw blade to rotate provides power by the servo principal axis motor connecting reductor, constantly velocity variations instruction is sent to servo principal axis motor by digital control system, thus accurately change the rotating speed of driving wheel, saw blade is moved sometimes fast and sometimes slowly, eliminate the energy that saw blade accumulates when cutting workpiece thus, prevent saw blade from producing oscillation crosswise when cutting workpiece; Simultaneously, digital control system constantly sends servomotor and turns to change instruction, make servomotor constantly positive and negative rotation, thus drive ball-screw to drive saw bow to move up and down by planetary reducer, eliminate the extensional vibration energy that saw blade accumulates when cutting workpiece thus, prevent saw blade from producing extensional vibration when cutting workpiece, by reducing the accumulation of vibrational energy on saw blade, thus avoid saw blade to vibrate and fracture, reach the object improving process velocity and machining accuracy.3, the present invention is reasonable in design, practical, and in machining equipment field, tool has a wide range of promotion and use value.
Accompanying drawing explanation
Fig. 1 is front view of the present invention;
Fig. 2 is rearview of the present invention;
Fig. 3 is top view of the present invention;
Fig. 4 is left view of the present invention;
Description of reference numerals in Fig. 1 to Fig. 4:
1---saw bow; 2---A reductor; 3---servo principal axis motor;
4---linear guides; 5---gantry beam; 6---ball-screw;
7---bearing block; 8---B reductor; 9---servomotor;
10---linear guide rail; 11---mobile clamp; 12---strainer;
13---tensioning hydro-cylinder; 14---fixed pedestal; 15---driven pulley;
16---saw blade; 17---fix to clamp block; 18---driving wheel.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation; be not that practical range of the present invention is confined to this; this embodiment does not limit the scope of the invention; those who are familiar with this art, the rational change carried out under not deviating from protection scope of the present invention and spirit all should belong to protection scope of the present invention.
As shown in Figures 1 to 4, the structure of saw band vibration eliminated by hyper tape sawing machine described in the present embodiment, comprise saw bow 1, gantry beam 5 and fixed pedestal 14, gantry beam 5 is arranged on fixed pedestal 14, saw bow 1 and gantry beam 5 are assembled together, the structure that saw band vibration eliminated by this hyper tape sawing machine also comprises digital control system, saw blade motion mechanism, saw blade clamping device, strainer 12, tensioning hydro-cylinder 13 and saw bow motion, digital control system is arranged on fixed pedestal 14, saw blade motion mechanism, saw blade clamping device, strainer 12 and tensioning hydro-cylinder 13 are separately fixed on saw bow 1, tensioning hydro-cylinder 13 is connected with strainer 12, saw bow motion is arranged on gantry beam 5, the saw bow motion driving saw bow 1 to move up and down along gantry beam 5 connects saw bow 1.Described saw blade motion mechanism comprises servo principal axis motor 3, A reductor 2, driving wheel 18, driven pulley 15 and saw blade 16, driving wheel 18 is arranged on described saw bow 1, servo principal axis motor 3 and A reductor 2 are separately fixed on described saw bow 1, driven pulley 15 and described strainer 12 are assembled together, servo principal axis motor 3 is connected with A reductor 2, the output shaft of A reductor 2 is connected with driving wheel 18, and servo principal axis motor 3 drives A reductor 2 to rotate, and A reductor 2 drives the rotation of driving wheel 18.Saw blade 16 is around being connected to driving wheel 18 and driven pulley 15; Described digital control system connects servo principal axis motor 3 by data wire, and described digital control system constantly sends velocity variations instruction to servo principal axis motor 3; Described strainer 12 is fixed on saw bow 1, and driven pulley 15 can rotary motion on strainer 12.By the acting in conjunction of tensioning hydro-cylinder 13 and strainer 12 by saw blade 16 tensioning between driving wheel 18 and driven pulley 15, and saw blade 16 is driven to operate by driving wheel 18.Described saw blade clamping device comprises linear guide rail 10, mobile clamp 11 and fixes to clamp block 17, linear guide rail 10 is fixed on described saw bow 1, the mobile clamp 11 that also can move along linear guide rail 10 for clamping saw blade 16 is arranged on described saw bow 1 by the slide block on linear guide rail 10, is fixedly mounted on described saw bow 1 for the block 17 that fixes to clamp clamping saw blade 16.Described saw bow motion comprises linear guides 4, ball-screw 6, bearing block 7, B reductor 8 and servomotor 9, and linear guides 4 is fixed on gantry beam 5, and described saw bow 1 is connected with the slide block on linear guides 4; Servomotor 9, B reductor 8 are connected from top to bottom successively with bearing block 7, and bearing block 7 is fixed on gantry beam 5, and ball-screw 6 upper end is together with the bearing assemble in bearing block 7, and the nut of described saw bow 1 and ball-screw 6 lower end is rigidly connected; Described digital control system connects servomotor 9 by data wire, and described digital control system constantly sends servomotor 9 and turns to change instruction; On the one hand, the slide block on described saw bow 1 connecting linear guide rail 4, linear guides 4 is fixed on gantry beam 5, thus saw bow 1 can be moved up and down on gantry beam 5 along linear guides 4.On the other hand, the nut of saw bow 1 and ball-screw 6 lower end is rigidly connected, and drives ball-screw 6 to rotate by the servomotor 9 be indirectly arranged on gantry beam 5 by B reductor 8, bearing block 7, and saw bow 1 is moved up and down along linear guides 4.Described gantry beam 5 has two root posts, and two root posts are fixed with a linear guides 4 respectively.Described B reductor 8 is planetary reducers.Direction described in the present embodiment is as the criterion with Fig. 4, and the top of Fig. 4 is upper, under the below of Fig. 4 is.
The above is only a preferred embodiment of the present invention, therefore all equivalences done according to structure, feature and the principle described in patent claim of the present invention change or modify, and are all included in the protection domain of patent application of the present invention.
Claims (5)
1. the structure of saw band vibration eliminated by hyper tape sawing machine, comprise saw bow (1), gantry beam (5) and fixed pedestal (14), gantry beam (5) is arranged on fixed pedestal (14), saw bow (1) and gantry beam (5) are assembled together, and it is characterized in that: also comprise digital control system, saw blade motion mechanism, saw blade clamping device, strainer (12), tensioning hydro-cylinder (13) and saw bow motion; Digital control system is arranged on fixed pedestal (14); Saw blade motion mechanism, saw blade clamping device, strainer (12) and tensioning hydro-cylinder (13) are separately fixed on saw bow (1), and tensioning hydro-cylinder (13) is connected with strainer (12); Saw bow motion is arranged on gantry beam (5), and the saw bow motion driving saw bow (1) to move up and down along gantry beam (5) connects saw bow (1);
Described saw bow motion comprises linear guides (4), ball-screw (6), bearing block (7), B reductor (8) and servomotor (9); Linear guides (4) is fixed on gantry beam (5), and described saw bow (1) is connected with the slide block on linear guides (4); Servomotor (9), B reductor (8) are connected from top to bottom successively with bearing block (7), bearing block (7) is fixed on gantry beam (5), ball-screw (6) upper end is together with the bearing assemble in bearing block (7), and the nut of described saw bow (1) and ball-screw (6) lower end is rigidly connected; Described digital control system connects servomotor (9) by data wire, and described digital control system sends servomotor (9) and turns to change instruction.
2. the structure of saw band vibration eliminated by hyper tape sawing machine according to claim 1, it is characterized in that: described saw blade motion mechanism comprises servo principal axis motor (3), A reductor (2), driving wheel (18), driven pulley (15) and saw blade (16); Driving wheel (18) is arranged on described saw bow (1), servo principal axis motor (3) and A reductor (2) are separately fixed on described saw bow (1), servo principal axis motor (3) is connected with A reductor (2), and the output shaft of A reductor (2) is connected with driving wheel (18); Driven pulley (15) and described strainer (12) are assembled together; Saw blade (16) is around being connected to driving wheel (18) and driven pulley (15); Described digital control system connects servo principal axis motor (3) by data wire, and described digital control system sends velocity variations instruction to servo principal axis motor (3).
3. the structure of saw band vibration eliminated by hyper tape sawing machine according to claim 1, it is characterized in that: described saw blade clamping device comprises linear guide rail (10), mobile clamp (11) and fixes to clamp block (17); Linear guide rail (10) is fixed on described saw bow (1); For clamping saw blade (16) and being arranged on described saw bow (1) along the mobile clamp (11) that linear guide rail (10) moves by the slide block on linear guide rail (10); The block (17) that fixes to clamp for clamping saw blade (16) is fixedly mounted on described saw bow (1).
4. the structure of saw band vibration eliminated by hyper tape sawing machine according to claim 1, it is characterized in that: described gantry beam (5) has two root posts, two root posts are fixed with a linear guides (4) respectively.
5. the structure of saw band vibration eliminated by hyper tape sawing machine according to claim 1, it is characterized in that: described B reductor (8) is planetary reducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210564823.8A CN103008782B (en) | 2012-12-24 | 2012-12-24 | Saw band vibration eliminating structure of high-speed band sawing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210564823.8A CN103008782B (en) | 2012-12-24 | 2012-12-24 | Saw band vibration eliminating structure of high-speed band sawing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103008782A CN103008782A (en) | 2013-04-03 |
| CN103008782B true CN103008782B (en) | 2014-12-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210564823.8A Expired - Fee Related CN103008782B (en) | 2012-12-24 | 2012-12-24 | Saw band vibration eliminating structure of high-speed band sawing machine |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104816330B (en) * | 2015-05-08 | 2017-03-29 | 聊城巨航机械设备有限公司 | A kind of numerical control roll web briar and its application |
| CN105615940B (en) * | 2016-04-01 | 2018-01-12 | 孙俊魁 | A kind of medical positional dissection bone saw |
| CN109822159A (en) * | 2019-03-19 | 2019-05-31 | 山东宏康机械制造有限公司 | A kind of Novel band sawing machine |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2036880U (en) * | 1988-10-14 | 1989-05-03 | 湖南机床厂 | Ordinary horizontal strap sawing machine |
| EP2000242B1 (en) * | 2005-05-23 | 2018-01-03 | AMADA COMPANY, Ltd. | Method of cutting a workpiece using band saw machine as well as band saw machine |
| CN202411545U (en) * | 2011-12-31 | 2012-09-05 | 浙江晨龙锯床股份有限公司 | Large-scale portal horizontal band sawing machine |
| CN102699435A (en) * | 2012-04-30 | 2012-10-03 | 苏州赛特尔集团机械有限公司 | Cutting system for numerical control cutting machine |
| CN203031041U (en) * | 2012-12-24 | 2013-07-03 | 环球工业机械（东莞）有限公司 | Structure of high-speed band sawing machine for eliminating saw band vibration |
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- 2012-12-24 CN CN201210564823.8A patent/CN103008782B/en not_active Expired - Fee Related
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| CN103008782A (en) | 2013-04-03 |
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zeng Daqing Inventor after: He Lifeng Inventor after: Qu Zongquan Inventor after: Hu Shiheng Inventor after: Chen Haiyuan Inventor before: Ruan Wende |
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| COR | Change of bibliographic data | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141224 Termination date: 20191224 |
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| CF01 | Termination of patent right due to non-payment of annual fee |