CN101049643B - Miter cutting machine - Google Patents
Miter cutting machine Download PDFInfo
- Publication number
- CN101049643B CN101049643B CN2006100768204A CN200610076820A CN101049643B CN 101049643 B CN101049643 B CN 101049643B CN 2006100768204 A CN2006100768204 A CN 2006100768204A CN 200610076820 A CN200610076820 A CN 200610076820A CN 101049643 B CN101049643 B CN 101049643B
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- workbench
- pedestal
- connects
- power transmission
- transmission shaft
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Abstract
A bias cutting machine is composed of a base, a rotary bench on said base and a trimming unit between said base and rotary bench for regulating the rotational angle of bench relatively to the base. Said trimming unit consists of a flexible drive device, a trimming operator and a driver.
Description
Technical field
The present invention relates to a kind of bias cutter, especially a kind of bias cutter that has micro-adjusting mechanism.
Background technology
Traditional bias cutter generally comprises pedestal and the rotatable workbench that is installed on the pedestal; Directly make the workbench left rotation and right rotation with hand operated, so that regulate the angle of workbench with respect to pedestal, owing to directly come rotary table with hand, adjustment for minute angle is very difficult, this is for the very high workpiece of precision prescribed, processing is got up very difficult, can not finish the work on request even.To this, the person skilled in art has also done a lot of improvement.As the open CN1608773A of Chinese invention patent application, having disclosed a kind of workbench of bias cutter of can realizing finely tunes at a slow speed and atwirl governor motion with respect to pedestal, described governor motion comprises the worm gear, the worm screw that are fixed on the pedestal, be connected fine setting operating parts, eccentric bushing on the worm screw, be connected release knob, flexible member on the eccentric bushing, the worm gear and the first rotating shaft coaxial inner conductor ground are provided with, and described worm screw is inserted in the interior described flexible member of eccentric bushing rotationally and is arranged between workbench and the locking release knob.When the axial line of described worm screw was in the initial position that parallels and do not coincide with the axial line of eccentric bushing, described governor motion was in engagement, and this moment, workbench can be finely tuned at a slow speed with respect to pedestal; When the axial line of described worm screw overlapped with the axial line of eccentric bushing, described governor motion just was in non-locking state, and this moment, workbench can be with respect to the pedestal fast rotational.Because worm and gear has auto-lock function, so when needs make workbench with respect to the pedestal fast rotational, need an additional trip gear, promptly above-mentioned eccentric bushing, release knob, flexible member make worm and gear throw off engagement.This governor motion structure more complicated, inconvenient operation.
Summary of the invention
For overcoming the deficiency of existing bias cutter governor motion, the object of the present invention is to provide a kind of simple in structure, easy to operate, micro-adjusting mechanism that degree of regulation is high that is used on the bias cutter.
The present invention solves the technical scheme that the prior art problem adopted: a kind of bias cutter, comprise pedestal, rotate the workbench that connects with described pedestal, and micro-adjusting mechanism, described micro-adjusting mechanism is arranged between described pedestal and the described workbench, be used for regulating the anglec of rotation of described workbench with respect to described pedestal, described micro-adjusting mechanism comprises the flexible gearing that connects described pedestal and described workbench, transmission mechanism that connects with described flexible gearing and the fine setting operating parts that connects with transmission mechanism, wherein said fine setting operating parts is the rotatable trimming hand wheel that is coupled to described workbench; Described transmission mechanism comprises first power transmission shaft that connects with described trimming hand wheel and second power transmission shaft that connects with described flexible gearing, wherein said first power transmission shaft and described second power transmission shaft are arranged in parallel, and the edge of described trimming hand wheel exposes the work edge of table.
Compared with prior art, the invention has the beneficial effects as follows: by between pedestal and workbench, flexible gearing being set, can regulate the anglec of rotation of workbench more accurately, make the simple in structure of micro-adjusting mechanism simultaneously with respect to pedestal, easy to operate, reliable.
Description of drawings
The present invention will be further described below in conjunction with drawings and Examples.
Fig. 1 is the schematic diagram of bias cutter of the present invention.
Fig. 2 is the vertical view that bias cutter removes workbench top in the first embodiment of the present invention.
Fig. 3 is that bias cutter of the present invention is along A-A cutaway view Amplified image among Fig. 2.
Fig. 4 is that bias cutter of the present invention is along B-B cutaway view Amplified image among Fig. 2.
Fig. 5 is the rotation schematic diagram that bias cutter removes workbench top in the first embodiment of the present invention.
Fig. 6 is the vertical view that bias cutter removes workbench top in the second embodiment of the present invention.
Fig. 7 is that bias cutter of the present invention is along C-C cutaway view Amplified image among Fig. 6.
Fig. 8 is that bias cutter of the present invention is along D-D cutaway view Amplified image among Fig. 6.
Fig. 9 is the vertical view that bias cutter removes workbench top in the third embodiment of the present invention.
Figure 10 is that bias cutter of the present invention is along E-E cutaway view Amplified image among Fig. 9.
1. pedestals, 2. workbench, 3. flexible gearings wherein
31. sprocket wheel 32. driving-chains 321. ends
33. guiding hurdle 34. transition sprocket wheels, 35. swelling devices
36. first belt wheel, 37. second belt wheels, 38. belts
39. swelling device 4. transmission mechanisms 41,41b first gear
42,42b second gear 43,43b first power transmission shaft 44,44b second power transmission shaft
5. support 6. saws 7. electric machine casings
8. finely tune operating parts 8a. trimming handle 8b. trimming hand wheel
81b. edge 9. saw blades, 100. pivots
The specific embodiment
According to creating conception of the present invention, this specification discloses three kinds of embodiments to realize creation purpose of the present invention.
With reference to Fig. 1, the workbench 2 that bias cutter first embodiment of the present invention comprises pedestal 1, connect with pedestal 1, the support 5 that connects with workbench 2, and and the pivotally connected saw 6 of support 5, wherein saw 6 comprises electric machine casing 7, saw blade 9 and drives saw blade 9 motor rotating (not shown), and saw blade 9 is pivotally connected to saw 6 and is used for cut workpiece.
Also be provided with micro-adjusting mechanism between pedestal 1 and workbench 2, micro-adjusting mechanism is used for the anglec of rotation of fine adjustment workbench 2 with respect to pedestal 1.Micro-adjusting mechanism comprises and is connected flexible gearing 3 between pedestal 1 and the workbench 2, and wherein flexible gearing 3 comprises flexible mesh gear and flexible friction gearing, and flexible gearing is flexible mesh gear in the present embodiment.
As shown in Figure 2, flexible gearing 3 comprises the sprocket wheel 31 that is arranged on workbench, and the driving-chain 32 that meshes with sprocket wheel 31, and wherein, as shown in Figure 3, two ends 321 of driving-chain 32 are fixedly installed on the pedestal 1 by bolt and nut respectively.For driving-chain 32 better meshes sprocket wheel 31, also be provided with the guiding hurdle 33 that cooperates with driving-chain 32 on the pedestal 1, reach and below workbench 2, also be provided with transition sprocket wheel 34 and swelling device 35, the hurdle 33 that wherein leads is vertically installed in pedestal 1, with pivot 100 is one section circular arc in the center of circle, and extend along workbench 2 directions, the height of its extension is greater than the height of driving-chain 32; Transition sprocket wheel 34 is arranged on workbench 2 near guiding 33 positions, hurdle, like this can be so that two ends 321 of driving-chain 32 recline all the time on the sidewall with described guiding hurdle 33; Swelling device 35 makes when changing driving-chain 32 very convenient, makes sprocket wheel 31 and driving-chain 32 better mesh when reaching engagement.
As shown in Figure 2, micro-adjusting mechanism also comprises fine setting operating parts 8 and the transmission mechanism 4 that connects with fine setting operating parts 8, and the sprocket wheel 31 in transmission mechanism 4 and the flexible gearing 3 connects; Wherein finely tune operating parts 8 and can be trimming handle 8a as shown in Figure 2, its rotatable workbench 2 that is coupled to certainly, also can be provided with a guard shield (not shown) and protect trimming handle, prevents maloperation.As Fig. 2 and shown in Figure 4, transmission mechanism 4 comprises first power transmission shaft 43 that fixedly connects with trimming handle 8a, be arranged on first gear 41 on first power transmission shaft 43, with second gear 42 of first gear, 41 engagements and second power transmission shaft 44 that connects with second gear 42.Wherein second gear 42 is a face gear, and first power transmission shaft 43 and second power transmission shaft 44 are for being arranged vertically, and the rotatable respectively workbench 2 that is coupled to, and sprocket wheel 31 is fixed on second power transmission shaft 44.
As shown in Figure 5, when cut workpiece, first rotary table 2 makes it with respect to pedestal 1 motion, carries out coarse adjustment; And then rotary fine adjustment handle 8a, make it drive 43 rotations of first power transmission shaft, thereby make first gear, 41 engagements, second gear 42, make second power transmission shaft 44 drive sprocket wheel 21 rotations, thereby make 32 motions of sprocket wheel 31 engaged transmission chains, carry out the accurate adjusting of workbench 2 with respect to pedestal 1 anglec of rotation.
Bias cutter second embodiment of the present invention and the first embodiment difference are: to shown in Figure 8, fine setting operating parts 8 is the rotatable trimming hand wheel 8b that is coupled to workbench 2 as Fig. 6, and its edge 81b exposes the edge of workbench 2.Certainly, a guard shield (not shown) also can be set protect its edge 81b, prevent maloperation.To shown in Figure 8, transmission mechanism 4 comprises the first power transmission shaft 43b that fixedly connects with trimming hand wheel 8b, be arranged on the first gear 41b on the first power transmission shaft 43b, the second gear 42b that meshes with the first gear 41b and the second power transmission shaft 44b that connects with the second gear 42b as Fig. 6.Wherein the first power transmission shaft 43b and the second power transmission shaft 44b be for being arranged in parallel, and the rotatable respectively workbench 2 that is coupled to, and sprocket wheel 31 is fixed on the second power transmission shaft 44b.
When cut workpiece, first rotary table 2 makes it with respect to pedestal 1 motion, carries out coarse adjustment; And then the edge 81b of rotary fine adjustment handwheel 8b, make it drive first power transmission shaft 43b rotation, thereby make the first gear 41b mesh the second gear 42b, make the second power transmission shaft 44b drive sprocket wheel 31 rotations, thereby make 32 motions of sprocket wheel 31 engaged transmission chains, carry out the accurate adjusting of workbench 2 with respect to pedestal 1 anglec of rotation.
Bias cutter the 3rd embodiment of the present invention and the first embodiment difference are: as Fig. 9 and shown in Figure 10, flexible gearing 3 comprises the driving-belt 38 that is arranged on first belt pulley 36 on the workbench 2 and is arranged on second belt pulley 37 on the pedestal 1 and meshes with first belt pulley 36 and second belt pulley 37, and driving-belt 38 is synchronous bands.For driving-belt 38 better and belt pulley engagements, and be convenient for changing driving-belt 38, below workbench 2, also be provided with swelling device 39.
Wherein finely tune first embodiment (as Fig. 9 and shown in Figure 10) together that is provided with of operating parts 8 and transmission mechanism 4, can certainly finely tune the setting second embodiment (not shown) together of operating parts 8 and transmission mechanism 4.
When cut workpiece, first rotary table 2 makes it with respect to pedestal 1 motion, carries out coarse adjustment; And then rotary fine adjustment handle 8, make it drive 43 rotations of first power transmission shaft, thereby make first gear, 41 engagements, second gear 42, make second power transmission shaft 44 drive 36 rotations of first belt pulley, thereby make driving-belt 44 engagement first belt pulleys 36 and 37 motions of second belt pulley, carry out the accurate adjusting of workbench 2 with respect to pedestal 1 anglec of rotation.
Certainly, flexible gearing can also be flexible friction gearing, and its concrete embodiment is as the 3rd embodiment.Its difference is: flexible friction gearing is to utilize the friction between driving-belt and the belt pulley to come transmission, and its driving-belt can be V band, flat rubber belting or particular band.
Claims (10)
1. bias cutter, comprise pedestal (1), rotate the workbench (2) that connects with described pedestal (1), and micro-adjusting mechanism, described micro-adjusting mechanism is arranged between described pedestal (1) and the described workbench (2), be used for regulating the anglec of rotation of described workbench (2) with respect to described pedestal (1), it is characterized in that: described micro-adjusting mechanism comprises the flexible gearing (3) that connects described pedestal (1) and described workbench (2), transmission mechanism (4) that connects with described flexible gearing (3) and the fine setting operating parts (8) that connects with transmission mechanism (4), wherein said fine setting operating parts (8) is the rotatable trimming hand wheel (8b) that is coupled to described workbench (2); Described transmission mechanism (4) comprises first power transmission shaft (43b) that connects with described trimming hand wheel (8b) and second power transmission shaft (44b) that connects with described flexible gearing (3), wherein said first power transmission shaft (43b) and described second power transmission shaft (44b) are arranged in parallel, and the edge (81b) of described trimming hand wheel (8b) exposes the edge of workbench (2).
2. according to the described bias cutter of claim 1, it is characterized in that: described transmission mechanism (4) also comprise first gear (41b) that fixedly connects with described first power transmission shaft (43b), with second gear (42b) of first gear (41b) engagement, wherein said second gear (42b) fixedly connects on described second power transmission shaft (44b).
3. according to the described bias cutter of claim 2, it is characterized in that: described flexible gearing (3) comprise the sprocket wheel (31) that is arranged at described workbench (2), and the end be arranged at the driving-chain (32) of described pedestal (1), described sprocket wheel (31) and described driving-chain (32) engagement.
4. according to the described bias cutter of claim 3, it is characterized in that: described sprocket wheel (31) connects with described second power transmission shaft (44b).
5. according to the described bias cutter of claim 3, it is characterized in that: also be provided with the guiding hurdle (33) that cooperates with described driving-chain (32) on the described pedestal (1), described guiding hurdle (33) is perpendicular to described pedestal (1), and extend along workbench (2) direction, the height of its extension is greater than the height of described driving-chain (32), and described guiding hurdle (33) is one section circular arc.
6. according to the described bias cutter of claim 5, it is characterized in that: described workbench (2) also is provided with the transition sprocket wheel (34) that cooperates with described driving-chain (32) near the position on described guiding hurdle (33), makes the end of described driving-chain (32) be posted by the sidewall on described guiding hurdle (33) all the time.
7. according to the described bias cutter of claim 3, it is characterized in that: also be provided with the swelling device (35) that cooperates with described driving-chain (32) on the described workbench (2).
8. according to the described bias cutter of claim 2, it is characterized in that: described flexible gearing (3) comprises first belt wheel (36) that is arranged at described workbench (2), be arranged at second belt wheel (37) on the described pedestal, and the driving-belt (38) that meshes with described first belt wheel (36) and described second belt wheel (37).
9. described according to Claim 8 bias cutter is characterized in that: described first belt wheel (36) connects with described second power transmission shaft (44b).
10. described according to Claim 8 bias cutter is characterized in that: also be provided with the swelling device (39) that cooperates with described driving-belt (38) on the described workbench (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006100768204A CN101049643B (en) | 2006-04-06 | 2006-04-06 | Miter cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006100768204A CN101049643B (en) | 2006-04-06 | 2006-04-06 | Miter cutting machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101049643A CN101049643A (en) | 2007-10-10 |
| CN101049643B true CN101049643B (en) | 2010-07-21 |
Family
ID=38781356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2006100768204A Expired - Fee Related CN101049643B (en) | 2006-04-06 | 2006-04-06 | Miter cutting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101049643B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105479264A (en) * | 2015-12-23 | 2016-04-13 | 佛山欧亚特机械设备有限公司 | Fine adjustment chain wheel structure |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2579622Y (en) * | 2002-11-29 | 2003-10-15 | 财团法人工业技术研究院 | Rotary positioning mechanism for separating fragile material |
| CN2579141Y (en) * | 2002-11-22 | 2003-10-15 | 孟召林 | Mini tillage machine for garden |
| CN2722584Y (en) * | 2004-07-21 | 2005-09-07 | 梁德礼 | Chain driving rotary cultivator transmission case |
| WO2006002154A1 (en) * | 2004-06-23 | 2006-01-05 | Robert Bosch Gmbh | Angular adjustment apparatus for a miter saw |
-
2006
- 2006-04-06 CN CN2006100768204A patent/CN101049643B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2579141Y (en) * | 2002-11-22 | 2003-10-15 | 孟召林 | Mini tillage machine for garden |
| CN2579622Y (en) * | 2002-11-29 | 2003-10-15 | 财团法人工业技术研究院 | Rotary positioning mechanism for separating fragile material |
| WO2006002154A1 (en) * | 2004-06-23 | 2006-01-05 | Robert Bosch Gmbh | Angular adjustment apparatus for a miter saw |
| CN2722584Y (en) * | 2004-07-21 | 2005-09-07 | 梁德礼 | Chain driving rotary cultivator transmission case |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105479264A (en) * | 2015-12-23 | 2016-04-13 | 佛山欧亚特机械设备有限公司 | Fine adjustment chain wheel structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101049643A (en) | 2007-10-10 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100721 Termination date: 20160406 |
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| CF01 | Termination of patent right due to non-payment of annual fee |