CN102744462B - Tensioning mechanism for band sawing machine - Google Patents
Tensioning mechanism for band sawing machine Download PDFInfo
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- CN102744462B CN102744462B CN201210266279.9A CN201210266279A CN102744462B CN 102744462 B CN102744462 B CN 102744462B CN 201210266279 A CN201210266279 A CN 201210266279A CN 102744462 B CN102744462 B CN 102744462B
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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 for the tensioning of large-scale vertical saw blade of band saw, belong to 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, by manual type, by hydraulic means, drive leading arm to 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 is also apparent, along with its internal pressure of variation of oil temperature is also changing always, be difficult to accurately control the power of 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 large; Inefficiency, assembling difficulty, maintenance is inconvenience also.
Summary of the invention
The object of the invention is to overcome above-mentioned weak point, thereby provide a kind of vertical band sawing machine strainer, this mechanism drives trapezoidal screw to rotate by cycloidal planetary gear speed reducer through magnetic powder cluth, thereby control the tensile force that moves up and down to obtain needs of fly wheel assembly, tensile force is controlled 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, the second bearing, frame, the 3rd bearing, the first bevel gear, the second bevel gear, the 4th bearing, bearing block, the 5th bearing, the 6th bearing, the first shaft coupling, magnetic powder cluth, the second shaft coupling and cycloidal planetary gear speed reducer, it is characterized in that: the first bevel gear is arranged on frame left end by the second bearing, clutch shaft bearing, the 3rd bearing are installed in the first bevel gear two ends, fixed copper nut in the first bevel gear.Trapezoidal screw is arranged in copper nut by the mode of screwed connection.Fixed bearing block in described frame, installs the second bevel gear by the 5th bearing in bearing block, and the 4th bearing, the 6th bearing are installed in the two ends of the second bevel gear.Described the first bevel gear and the second bevel gear are connected with a joggle, and the second bevel gear is connected by the first shaft coupling with magnetic powder cluth, and magnetic powder cluth is connected by the second shaft coupling with cycloidal planetary gear speed reducer.Magnetic powder cluth and cycloidal planetary gear speed reducer are fixed in frame.
Described the second bearing outer end is provided with the first end cap, and the first end cap is fixed by screws in frame, and the second bearing is compressed.
Described the first bevel gear tailing screw flight connects the first clamp nut, by the first clamp nut, compresses clutch shaft bearing.
Described the 5th bearing outer end is provided with the second end cap, and the second end cap is fixed by screws on bearing block, and the 5th bearing is compressed.
Described the second bevel gear tailing screw flight connects the second clamp nut, by the second clamp nut, compresses the 6th bearing.
Compared with the prior art the present invention has the following advantages:
The present invention is simple, compact and reasonable for structure; Easy to make, cost is low; Flexibly mobile, be convenient to maintenance; Tensile force is controlled accurately, can reach best sawing effect.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Description of reference numerals: 1-trapezoidal screw, 2-copper nut, 3-the first clamp nut, 4-clutch shaft bearing, 5-the first end cap, 6-the second bearing, 7-frame, 8-the 3rd bearing, 9-the first bevel gear, 10-the second bevel gear, 11-the 4th bearing, 12-bearing block, 13-the 5th bearing, 14-the second end cap, 15-the 6th bearing, 16-the second clamp nut, 17-the first shaft coupling, 18-magnetic powder cluth, 19-the second shaft coupling, 20-cycloidal planetary gear speed reducer.
The specific embodiment
The present invention is below further described in connection with the embodiment in accompanying drawing:
As shown in Figure 1, the present invention includes trapezoidal screw 1, copper nut 2, clutch shaft bearing 4, the second bearing 6, frame 7, the 3rd bearing 8, the first bevel gear 9, the second bevel gear 10, the 4th bearing 11, bearing block 12, the 5th bearing 13, the 6th bearing 15, the first shaft coupling 17, magnetic powder cluth 18, the second shaft coupling 19 and cycloidal planetary gear speed reducer 20.
Described the first bevel gear 9 is arranged on frame 7 left ends by the second bearing 6, and clutch shaft bearing 4, the interior fixed copper nut 2 of the 3rd bearing 8, the first bevel gear 9 are installed in the first bevel gear 9 two ends.Described trapezoidal screw 1 is arranged in copper nut 2 by the mode of screwed connection.
Described the second bearing 6 outer ends are provided with the first end cap 5, the first end caps 5 and are fixed by screws in frame 7, and the second bearing 6 is compressed.
Described the first bevel gear 9 tailing screw flights connect the first clamp nut 3, by the first clamp nut 3, compress clutch shaft bearing 4.
Fixed bearing block 12 in described frame 7, installs the second bevel gear 10 by the 5th bearing 13 in bearing block 12.The 4th bearing 11, the 6th bearing 15 are installed in the two ends of the second bevel gear 10.
Described the 5th bearing 13 outer ends are provided with the second end cap 14, the second end caps 14 and are fixed by screws on bearing block 12, and the 5th bearing 13 is compressed.
Described the second bevel gear 10 tailing screw flights connect the second clamp nut 16, by the second clamp nut 16, compress the 6th bearing 15.
Described the first bevel gear 9 and the second bevel gear 10 are connected with a joggle, and the second bevel gear 10 is connected by the first shaft coupling 17 with magnetic powder cluth 18, and magnetic powder cluth 18 is connected by the second shaft coupling 19 with cycloidal planetary gear speed reducer 20.Magnetic powder cluth 18 is fixed in frame 7 with cycloidal planetary gear speed reducer 20.
The present invention drives trapezoidal screw 1 motion by 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 to move up and down to obtain the tensile force of needs, and tensile force is controlled accurately, can reach best sawing effect.The precision processing request that can meet large diameter ring in enormous quantities, flange, forging, is applicable to large-scale vertical band sawing machine.
Claims (5)
1. a vertical band sawing machine strainer, comprise trapezoidal screw (1), copper nut (2), clutch shaft bearing (4), the second bearing (6), frame (7), the 3rd bearing (8), the first bevel gear (9), the second bevel gear (10), the 4th bearing (11), bearing block (12), the 5th bearing (13), the 6th bearing (15), the first shaft coupling (17), magnetic powder cluth (18), the second shaft coupling (19) and cycloidal planetary gear speed reducer (20), it is characterized in that: the first bevel gear (9) is arranged on frame (7) left end by the second bearing (6), clutch shaft bearing (4) is installed at the first bevel gear (9) two ends, the 3rd bearing (8), the interior fixed copper nut of the first bevel gear (9) (2), trapezoidal screw (1) is arranged in copper nut (2) by the mode of screwed connection, the upper fixed bearing block (12) of described frame (7), installs the second bevel gear (10) by the 5th bearing (13) in bearing block (12), and the 4th bearing (11), the 6th bearing (15) are installed in the two ends of the second bevel gear (10), described the first bevel gear (9) is connected with a joggle with the second bevel gear (10), the second bevel gear (10) is connected by the first shaft coupling (17) with magnetic powder cluth (18), and magnetic powder cluth (18) is connected by the second shaft coupling (19) with cycloidal planetary gear speed reducer (20), magnetic powder cluth (18) is fixed in frame (7) with cycloidal planetary gear speed reducer (20).
2. a kind of vertical band sawing machine strainer as claimed in claim 1, it is characterized in that: described the second bearing (6) outer end is provided with the first end cap (5), it is upper that the first end cap (5) is fixed by screws in frame (7), and the second bearing (6) is compressed.
3. a kind of vertical band sawing machine strainer as claimed in claim 1, is characterized in that: described the first bevel gear (9) tailing screw flight connects the first clamp nut (3), by the first clamp nut (3), compresses clutch shaft bearing (4).
4. a kind of vertical band sawing machine strainer as claimed in claim 1, it is characterized in that: described the 5th bearing (13) outer end is provided with the second end cap (14), it is upper that the second end cap (14) is fixed by screws in bearing block (12), 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: described the second bevel gear (10) tailing screw flight connects the second clamp nut (16), by the second clamp nut (16), compresses the 6th bearing (15).
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 CN102744462A (en) | 2012-10-24 |
| CN102744462B true CN102744462B (en) | 2014-03-12 |
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| 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) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
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 |
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| CN102744462A (en) | 2012-10-24 |
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