CN102744462A - Tensioning mechanism for band sawing machine - Google Patents
Tensioning mechanism for band sawing machine Download PDFInfo
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- CN102744462A CN102744462A CN2012102662799A CN201210266279A CN102744462A CN 102744462 A CN102744462 A CN 102744462A CN 2012102662799 A CN2012102662799 A CN 2012102662799A CN 201210266279 A CN201210266279 A CN 201210266279A CN 102744462 A CN102744462 A CN 102744462A
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- bearing
- bevel gear
- sawing machine
- magnetic powder
- band sawing
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Abstract
The invention relates to a tensioning mechanism for a vertical band sawing machine, which is particularly used for tensioning a saw blade of a big vertical band sawing machine and belongs to the technical field of machining. The tensioning mechanism comprises a trapezoidal lead screw, a copper nut, a first bearing, a second bearing, a rack, a third bearing, a first bevel gear, a second bevel gear, a fourth bearing, a bearing pedestal, a fifth bearing, a sixth bearing, a first coupler, a magnetic powder clutch, a second coupler and a cycloidal pin wheel reducer, wherein the first bevel gear is meshed and connected with the second bevel gear; the second bevel gear is connected with the magnetic powder clutch by the first coupler; and the magnetic powder clutch is connected with the cycloidal pin wheel reducer by the second coupler. The tensioning mechanism disclosed by the invention has the advantages of simple, compact and reasonable structure, accurate tension force control, convenience for manufacturing, low cost, flexibility for moving convenience in maintenance, and realization of optimal sawing effect.
Description
Technical field
The present invention relates to a kind of vertical band sawing machine strainer, specifically be used for the tensioning of large-scale vertical band sawing machine saw blade, belong to the Machining Technology field.
Background technology
In prior art, traditional vertical sawing machine leading arm generally adopts hydraulic means control work.When band sawing machine is worked, drive leading arm through manual type by hydraulic means and move, the amount of its opening and closing can only lean on operative employee's naked eyes to observe, and can not accurately control the position of leading arm, does not also just reach best sawing effect.
The control of traditional vertical sawing machine tensioning is generally carried out by hydraulic pressure; And the shortcoming of hydraulic control also is conspicuous; Variation its internal pressure warm along with oil also changing always; Be difficult to the accurately power of control tensioning, tension can cause the plastic deformation of saw blade that blade life is reduced, and crosses Song Zehui and causes that saw blade skids.
Its complete equipment comprises machinery, electric, hydraulic mechanism, complex structure, and the bodily form is huge, and floor space is big; Inefficiency, the assembling difficulty, maintenance is inconvenience also.
Summary of the invention
The objective of the invention is to overcome above-mentioned weak point; Thereby a kind of vertical band sawing machine strainer is provided; This mechanism drives trapezoidal screw through cycloidal planetary gear speed reducer through magnetic powder cluth and rotates; Thereby the moving up and down of control fly wheel assembly obtains the tensile force that needs, and tensile force control accurately can reach best sawing effect.
According to technical scheme provided by the invention; A kind of vertical band sawing machine strainer comprises trapezoidal screw, copper nut, clutch shaft bearing, second bearing, frame, the 3rd bearing, first bevel gear, second bevel gear, the 4th bearing, bearing block, the 5th bearing, the 6th bearing, first shaft coupling, magnetic powder cluth, second shaft coupling and cycloidal planetary gear speed reducer; It is characterized in that: first bevel gear is installed in the frame left end through second bearing; Clutch shaft bearing, the 3rd bearing are installed in the first bevel gear two ends, fixed copper nut in first bevel gear.Trapezoidal screw is installed in the copper nut through the mode of screwed connection.Through the 5th bearing second bevel gear is installed in the fixed bearing block on the said frame, bearing block, the 4th bearing, the 6th bearing are installed in the two ends of second bevel gear.Said first bevel gear and second bevel gear are connected with a joggle, and second bevel gear is connected through first shaft coupling with magnetic powder cluth, and magnetic powder cluth is connected through second shaft coupling with cycloidal planetary gear speed reducer.Magnetic powder cluth and cycloidal planetary gear speed reducer are fixed on the frame.
The said second bearing outer end is provided with first end cap, and first end cap is fixed on the frame through screw, and second bearing is compressed.
The said first bevel gear tailing screw flight connects first clamp nut, compresses clutch shaft bearing through first clamp nut.
Said the 5th bearing outer end is provided with second end cap, and second end cap is fixed on the bearing block through screw, and the 5th bearing is compressed.
The said second bevel gear tailing screw flight connects second clamp nut, compresses the 6th bearing through second clamp nut.
Compared with present technology the present invention has the following advantages:
The present invention is simple, compact and reasonable for structure; Easy to make, cost is low; Move flexibly, be convenient to maintenance; Tensile force control accurately can reach best sawing effect.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Description of reference numerals: 1-trapezoidal screw, 2-copper nut, 3-first clamp nut, 4-clutch shaft bearing, 5-first end cap, 6-second bearing, 7-frame, 8-the 3rd bearing, 9-first bevel gear, 10-second bevel gear, 11-the 4th bearing, 12-bearing block, 13-the 5th bearing, 14-second end cap, 15-the 6th bearing, 16-second clamp nut, 17-first shaft coupling, 18-magnetic powder cluth, 19-second shaft coupling, 20-cycloidal planetary gear speed reducer.
The specific embodiment
Following the present invention will combine the embodiment in the accompanying drawing to further describe:
As shown in Figure 1, the present invention includes trapezoidal screw 1, copper nut 2, clutch shaft bearing 4, second bearing 6, frame 7, the 3rd bearing 8, first bevel gear 9, second bevel gear 10, the 4th bearing 11, bearing block 12, the 5th bearing 13, the 6th bearing 15, first shaft coupling 17, magnetic powder cluth 18, second shaft coupling 19 and cycloidal planetary gear speed reducer 20.
Said first bevel gear 9 is installed in frame 7 left ends through second bearing 6, and fixed copper nut 2 in clutch shaft bearing 4, the 3rd bearing 8, the first bevel gears 9 is installed at first bevel gear, 9 two ends.Said trapezoidal screw 1 is installed in the copper nut 2 through the mode of screwed connection.
Said second bearing 6 outer ends are provided with first end cap, 5, the first end caps 5 and are fixed on the frame 7 through screw, and second bearing 6 is compressed.
Said first bevel gear, 9 tailing screw flights connect first clamp nut 3, compress clutch shaft bearing 4 through first clamp nut 3.
Fixed bearing block 12 on the said frame 7 is installed second bevel gear 10 through the 5th bearing 13 in the bearing block 12.The 4th bearing 11, the 6th bearing 15 are installed in the two ends of second bevel gear 10.
Said the 5th bearing 13 outer ends are provided with second end cap, 14, the second end caps 14 and are fixed on the bearing block 12 through screw, and the 5th bearing 13 is compressed.
Said second bevel gear, 10 tailing screw flights connect second clamp nut 16, compress the 6th bearing 15 through second clamp nut 16.
Said first bevel gear 9 and second bevel gear 10 are connected with a joggle, and second bevel gear 10 is connected through first shaft coupling 17 with magnetic powder cluth 18, and magnetic powder cluth 18 is connected through second shaft coupling 19 with cycloidal planetary gear speed reducer 20.Magnetic powder cluth 18 is fixed on the frame 7 with cycloidal planetary gear speed reducer 20.
The present invention drives trapezoidal screw 1 motion through cycloidal planetary gear speed reducer 20 through magnetic powder cluth 18; Trapezoidal screw 1 lower end connects fly wheel assembly; The motion of trapezoidal screw 1 drives fly wheel assembly and moves up and down and obtain the tensile force that needs, and tensile force control accurately can reach best sawing effect.Can satisfy the precision processing request of large diameter ring in enormous quantities, flange, forging, be applicable to the large-scale vertical band sawing machine.
Claims (5)
1. vertical band sawing machine strainer; Comprise trapezoidal screw (1), copper nut (2), clutch shaft bearing (4), second bearing (6), frame (7), the 3rd bearing (8), first bevel gear (9), second bevel gear (10), the 4th bearing (11), bearing block (12), the 5th bearing (13), the 6th bearing (15), first shaft coupling (17), magnetic powder cluth (18), second shaft coupling (19) and cycloidal planetary gear speed reducer (20); It is characterized in that: first bevel gear (9) is installed in frame (7) left end through second bearing (6); Clutch shaft bearing (4), the 3rd bearing (8), the interior fixed copper nut of first bevel gear (9) (2) are installed in first bevel gear (9) two ends; Trapezoidal screw (1) is installed in the copper nut (2) through the mode of screwed connection; Said frame (7) goes up fixed bearing block (12), through the 5th bearing (13) second bevel gear (10) is installed in the bearing block (12), and the 4th bearing (11), the 6th bearing (15) are installed in the two ends of second bevel gear (10); Said first bevel gear (9) is connected with a joggle with second bevel gear (10); Second bevel gear (10) is connected through first shaft coupling (17) with magnetic powder cluth (18), and magnetic powder cluth (18) is connected through second shaft coupling (19) with cycloidal planetary gear speed reducer (20); Magnetic powder cluth (18) is fixed on the frame (7) with cycloidal planetary gear speed reducer (20).
2. a kind of vertical band sawing machine strainer as claimed in claim 1 is characterized in that: said second bearing (6) outer end is provided with first end cap (5), and first end cap (5) is fixed on the frame (7) through screw, and second bearing (6) is compressed.
3. a kind of vertical band sawing machine strainer as claimed in claim 1 is characterized in that: said first bevel gear (9) tailing screw flight connects first clamp nut (3), compresses clutch shaft bearing (4) through first clamp nut (3).
4. a kind of vertical band sawing machine strainer as claimed in claim 1; It is characterized in that: said the 5th bearing (13) outer end is provided with second end cap (14); Second end cap (14) is fixed on the bearing block (12) through screw, and the 5th bearing (13) is compressed.
5. a kind of vertical band sawing machine strainer as claimed in claim 1 is characterized in that: said second bevel gear (10) tailing screw flight connects second clamp nut (16), compresses the 6th bearing (15) through second clamp nut (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210266279.9A CN102744462B (en) | 2012-07-30 | 2012-07-30 | Tensioning mechanism for band sawing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210266279.9A CN102744462B (en) | 2012-07-30 | 2012-07-30 | Tensioning mechanism for band sawing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102744462A true CN102744462A (en) | 2012-10-24 |
| CN102744462B CN102744462B (en) | 2014-03-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210266279.9A Active CN102744462B (en) | 2012-07-30 | 2012-07-30 | Tensioning mechanism for band sawing machine |
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| Country | Link |
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| CN (1) | CN102744462B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103962639A (en) * | 2013-01-28 | 2014-08-06 | 仕兴机械工业股份有限公司 | Saw band tensioning mechanism for band-sawing machine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3680421A (en) * | 1970-07-10 | 1972-08-01 | Bemis Co Inc | Band saw apparatus |
| JP2005205575A (en) * | 2004-01-26 | 2005-08-04 | Hitachi Plant Eng & Constr Co Ltd | Band saw type cutting device |
| CN201120500Y (en) * | 2007-10-29 | 2008-09-24 | 张立刚 | Explosion-proof type hydraulic belt saw |
| CN201913316U (en) * | 2010-11-25 | 2011-08-03 | 浙江伟业锯床有限公司 | Intelligent band sawing machine |
| CN202752695U (en) * | 2012-07-30 | 2013-02-27 | 无锡立达齿轮制造有限公司 | Vertical type band sawing machine tensioning mechanism |
-
2012
- 2012-07-30 CN CN201210266279.9A patent/CN102744462B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3680421A (en) * | 1970-07-10 | 1972-08-01 | Bemis Co Inc | Band saw apparatus |
| JP2005205575A (en) * | 2004-01-26 | 2005-08-04 | Hitachi Plant Eng & Constr Co Ltd | Band saw type cutting device |
| CN201120500Y (en) * | 2007-10-29 | 2008-09-24 | 张立刚 | Explosion-proof type hydraulic belt saw |
| CN201913316U (en) * | 2010-11-25 | 2011-08-03 | 浙江伟业锯床有限公司 | Intelligent band sawing machine |
| CN202752695U (en) * | 2012-07-30 | 2013-02-27 | 无锡立达齿轮制造有限公司 | Vertical type band sawing machine tensioning mechanism |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103962639A (en) * | 2013-01-28 | 2014-08-06 | 仕兴机械工业股份有限公司 | Saw band tensioning mechanism for band-sawing machine |
| CN103962639B (en) * | 2013-01-28 | 2016-12-28 | 仕兴机械工业股份有限公司 | The saw band tension adjustment mechanism of band sawing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102744462B (en) | 2014-03-12 |
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