CN202498262U - Cutting machine with double saw blades - Google Patents
Cutting machine with double saw blades Download PDFInfo
- Publication number
- CN202498262U CN202498262U CN2012200971825U CN201220097182U CN202498262U CN 202498262 U CN202498262 U CN 202498262U CN 2012200971825 U CN2012200971825 U CN 2012200971825U CN 201220097182 U CN201220097182 U CN 201220097182U CN 202498262 U CN202498262 U CN 202498262U
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- Prior art keywords
- saw blade
- driven
- gear
- saw
- transmission
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000005520 cutting process Methods 0.000 title abstract description 19
- 230000005540 biological transmission Effects 0.000 claims abstract description 33
- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 238000003825 pressing Methods 0.000 claims description 8
- 230000033001 locomotion Effects 0.000 description 3
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The utility model relates to a cutting machine with double saw blades. The cutting machine comprises a driving shaft and a driven shaft which are arranged in parallel, wherein a shaft sleeve is arranged at the external periphery of the driven shaft and is connected with the driven shaft through a bearing, the outer end of the shaft sleeve is fixedly provided with a first saw blade, the outer end of the driven shaft is fixedly provided with a second saw blade, the first saw blade and the second saw blade are arranged side by side and close to each other, and the driven shaft and the shaft sleeve drive the first saw blade and the second saw blade to rotate in opposite directions respectively under the driving of chain wheel transmission and gear transmission. The cutting machine with double saw blades provided by the utility model has the advantages that since the first saw blade and the second saw blade are driven to rotate in opposite directions respectively by one-stage gear transmission and one-stage chain wheel transmission, the rotation direction of the other group of saw blades can be changed without additional use of middle gear transmission, the transmission structure is simple, the transmission accuracy is high; moreover, the driving mechanisms of the two saw blades are both one-stage transmission mechanisms, the transmission ratio is changed, the rotation speeds of the saw blades are reduced and the torques of the saw blades are increased; in addition, the size of a gear box is reduced and the cutting depth of the cutting machine is increased.
Description
Technical field
The utility model relates to a kind of cutter sweep, particularly a kind of hand-held cutting machine.
Background technology
Hand-held cutter with double saw bits rotating ratio of the prior art is higher; Although two saw blades of switched in opposite are in cutting process; Can the cancel out each other reaction force of a part of workpiece, but the coping saw blade rotating speed is very high, the comparison severity of in cutting process, beating; Lean on the hand-held power of people to control, the precision of cutting is difficult to guarantee.The transmission mechanism of cutter with double saw bits of the prior art generally drives two saw blades respectively through two groups of gear train assemblies and rotates; For realizing that two saw blades rotate in opposite directions, wherein one group of gear train assembly must increase an idler gear transmission so that its driven gear turn to the switched in opposite with another group gear train assembly driven gear.And having increased the gear train assembly of idler gear, its transmission accuracy reduces, if for reducing the gearratio that the saw blade rotating speed changes gear train assembly, will increase the volume of transmission system, makes hand-held cutting machine become heavy, influences depth of cut.
The utility model content
The utility model provides a kind of cutter with double saw bits to the prior art existing problems, is intended to reduce the gearratio of cutting machine; Reduce the cutting speed of saw blade, make when handing cutting machine, grasping is stable; Improve depth of cut and precision, and the transmission mechanism compact, be convenient to make.
The purpose of the utility model is achieved in that a kind of cutter with double saw bits, comprises the driving shaft and the driven shaft that laterally arrange; Said driven shaft periphery is provided with axle sleeve; Said axle sleeve is connected through bearing with driven shaft, and said axle sleeve outer end is fixed with first saw blade, and the outer end of driven shaft is fixed with second saw blade; Said first saw blade and second saw blade are pressed close to side by side, and said driven shaft and axle sleeve drive drive first saw blade through chain gear transmission and gear drive respectively and second saw blade rotates in opposite directions.
Adopt the utility model cutter with double saw bits; Its first saw blade and second saw blade drive through one-level gear drive and one-level chain gear transmission respectively and realize rotating in opposite directions; Need not increase the idler gear transmission and change another group saw blade and turn to, the drive mechanism compact, transmission accuracy is high; And the driving mechanism of two groups of saw blades all is the one-level transmission mechanism, changes its gearratio, makes the rotating speed of saw blade reduce the torque increase, reduces the volume of gear-box simultaneously, increases the cutting accuracy and the degree of depth of cutting machine.
A kind of improvement as the utility model; Said driving shaft is provided with driving gear and drive sprocket; Driven shaft is provided with driven gear, and axle sleeve is provided with driven sprocket, and said driving gear and driven gear are meshing with each other; Said drive sprocket and driven sprocket are in transmission connection through chain, rotate the rotation in opposite directions that realizes two saw blades in opposite directions thereby drive driven shaft and axle sleeve respectively through gear drive and chain gear transmission.
Another kind as the utility model improves; Said driving shaft is provided with driving gear and drive sprocket, and driven shaft is provided with driven sprocket, and axle sleeve is provided with driven gear; Said driving gear and driven gear are meshing with each other, and said drive sprocket and driven sprocket are in transmission connection through chain.
For making two saw blade fixations, said first saw blade is fixedly connected with axle sleeve with pressing plate one through big flange; Said second saw blade is fixedly connected with driven shaft with pressing plate two through little flange.
As a kind of preferred version of the utility model, be connected through chain wheel driving mechanism or belt wheel transmission mechanism between driving shaft and the drive unit.
Description of drawings
Fig. 1 is the structure chart of first kind of embodiment of the utility model.
Fig. 2 is the structure chart of second kind of embodiment of the utility model.
Wherein, 1 drive unit; 2 chain transmission transmission mechanisms; 3 driving shafts; 4,4 ' driving gear; 5,5 ' drive sprocket; 6,6 ' driven sprocket; 7 driven shafts; 8,8 ' driven gear; 9 axle sleeves; 10 big flanges; 11 pressing plates two; 12 nuts; 13 little flanges; 14 pressing plates one; 15 second saw blades; 16 first saw blades.
The specific embodiment
Embodiment 1
Be illustrated in figure 1 as the structure chart of a kind of cutter with double saw bits embodiment 1 of the utility model; Comprise the driving shaft 3 and driven shaft 7 that laterally arrange; Be connected through chain wheel driving mechanism or belt wheel transmission mechanism between driving shaft 3 and the drive unit 1, adopt chain wheel driving mechanism 2 to connect in the present embodiment; Driven shaft 7 peripheries are provided with axle sleeve 9, and axle sleeve 9 is connected through holding axle with driven shaft 7, and axle sleeve 9 outer ends are fixed with first saw blade 16; The outer end of driven shaft 7 is fixed with second saw blade 15, and first saw blade 16 is fixedly connected with axle sleeve 9 with pressing plate 1 through big flange 10; Second saw blade 15 is fixedly connected with driven shaft 7 with pressing plate 2 11 through little flange 13, and first saw blade 16 and second saw blade 15 are pressed close to side by side, and driving shaft 3 is provided with driving gear 4 and drive sprocket 5; Driven shaft 7 is provided with driven gear 8, and axle sleeve 9 is provided with driven sprocket 6, in the processing; With axle sleeve 9 and the processing of driven sprocket 6 one; Certainly, also can split processing back fixed connection be integral, driving gear 4 is meshing with each other with driven gear 8; Drive sprocket 5 and driven sprocket 6 are in transmission connection through chain, thereby drive the rotation in opposite directions that driven shaft 7 and axle sleeve 9 rotate realization pair saw blades in opposite directions respectively through gear drive and chain gear transmission.
In the work; Drive unit 1 drives driving shaft 3 through chain-drive mechanism and rotates, and driving shaft 3 drives axle sleeve 9 through chain-drive mechanism and rotates with first saw blade 16, and driving shaft 3 drives driven shaft 7 and second saw blade 15 with the directions rotation opposite with first saw blade 16 through gear drive simultaneously; Realize the cutting movement in opposite directions of cutter with double saw bits; For making cutting accuracy high attractive in appearance with the cutting end face, the gearratio of gear drive and chain wheel driving mechanism is identical, and two saw blades rotate with identical speed in opposite directions.
Be that with embodiment 1 difference driven sprocket 6 ' is arranged on the driven shaft 7, driven gear 8 ' is fixedly connected with axle sleeve 9, in the processing, and with driven gear 8 ' and axle sleeve 9 one processing and manufacturings, corresponding driving gear 4 ' and the drive sprocket 5 ' of being provided with on the driving shaft 3.Driving gear 4 ' drives 16 rotations of first saw blade with the gear motion of driven gear 8 ', and drive sprocket 5 ' drives the in opposite directions rotation of driven sprocket 6 ' motion realization second saw blade 15 with respect to first saw blade 16 through the chain transmission.
The utility model is not limited to the foregoing description; Every on the basis of the disclosed technical scheme of the utility model; Those skilled in the art is according to disclosed technology contents; Do not need performing creative labour just can make some replacements and distortion to some technical characterictics wherein, these replacements and distortion are all in the scope of the utility model protection.
Claims (5)
1. a cutter with double saw bits comprises the driving shaft and the driven shaft that laterally arrange, and said driven shaft periphery is provided with axle sleeve; Said axle sleeve is connected through bearing with driven shaft; Said axle sleeve outer end is fixed with first saw blade, and the outer end of driven shaft is fixed with second saw blade, and said first saw blade and second saw blade are pressed close to side by side; It is characterized in that said driven shaft and axle sleeve drive drive first saw blade through chain gear transmission and gear drive respectively and second saw blade rotates in opposite directions.
2. a kind of cutter with double saw bits according to claim 1; It is characterized in that; Said driving shaft is provided with driving gear and drive sprocket, and driven shaft is provided with driven gear, and axle sleeve is provided with driven sprocket; Said driving gear and driven gear are meshing with each other, and said drive sprocket and driven sprocket are in transmission connection through chain.
3. a kind of cutter with double saw bits according to claim 1; It is characterized in that; Said driving shaft is provided with driving gear and drive sprocket, and driven shaft is provided with driven sprocket, and axle sleeve is provided with driven gear; Said driving gear and driven gear are meshing with each other, and said drive sprocket and driven sprocket are in transmission connection through chain.
4. according to claim 2 or 3 described a kind of cutter with double saw bits, it is characterized in that said first saw blade is fixedly connected with axle sleeve with pressing plate one through big flange; Said second saw blade is fixedly connected with driven shaft with pressing plate two through little flange.
5. a kind of cutter with double saw bits according to claim 4 is characterized in that, is connected through chain wheel driving mechanism or belt wheel transmission mechanism between said driving shaft and the drive unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200971825U CN202498262U (en) | 2012-03-15 | 2012-03-15 | Cutting machine with double saw blades |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200971825U CN202498262U (en) | 2012-03-15 | 2012-03-15 | Cutting machine with double saw blades |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202498262U true CN202498262U (en) | 2012-10-24 |
Family
ID=47034889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200971825U Expired - Fee Related CN202498262U (en) | 2012-03-15 | 2012-03-15 | Cutting machine with double saw blades |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202498262U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103568076A (en) * | 2013-10-30 | 2014-02-12 | 桂林福冈新材料有限公司 | Double-station wood sawing machine |
| CN103658846A (en) * | 2014-01-14 | 2014-03-26 | 黑旋风锯业股份有限公司 | Saw arm mechanism for belt transmission dual-blade cutting sawing machine |
| CN104221813A (en) * | 2014-09-10 | 2014-12-24 | 扬州四通粉末冶金有限公司 | Multifunctional chain saw |
| CN105619525A (en) * | 2016-01-27 | 2016-06-01 | 颜跃 | Sawing machine |
| EP3797912A1 (en) * | 2019-09-26 | 2021-03-31 | Robert Bosch GmbH | Saw drivetrain with a chain drive and gear train |
-
2012
- 2012-03-15 CN CN2012200971825U patent/CN202498262U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103568076A (en) * | 2013-10-30 | 2014-02-12 | 桂林福冈新材料有限公司 | Double-station wood sawing machine |
| CN103568076B (en) * | 2013-10-30 | 2015-05-06 | 桂林福冈新材料有限公司 | Double-station wood sawing machine |
| CN103658846A (en) * | 2014-01-14 | 2014-03-26 | 黑旋风锯业股份有限公司 | Saw arm mechanism for belt transmission dual-blade cutting sawing machine |
| CN103658846B (en) * | 2014-01-14 | 2015-12-02 | 黑旋风锯业股份有限公司 | A kind of belt transmission biplate cutting-type saw Saw arm mechanism |
| CN104221813A (en) * | 2014-09-10 | 2014-12-24 | 扬州四通粉末冶金有限公司 | Multifunctional chain saw |
| CN104221813B (en) * | 2014-09-10 | 2017-04-26 | 扬州四通粉末冶金有限公司 | Multifunctional chain saw |
| CN105619525A (en) * | 2016-01-27 | 2016-06-01 | 颜跃 | Sawing machine |
| EP3797912A1 (en) * | 2019-09-26 | 2021-03-31 | Robert Bosch GmbH | Saw drivetrain with a chain drive and gear train |
| US11413692B2 (en) | 2019-09-26 | 2022-08-16 | Robert Bosch Power Tools GmbH | Saw drivetrain with a chain drive and gear train |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: YANGZHOU SITONG POWDER METALLURG CO., LTD. Free format text: FORMER OWNER: DAI DINGZHONG Effective date: 20130903 Free format text: FORMER OWNER: BAO WANQUN Effective date: 20130903 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 225003 YANGZHOU, JIANGSU PROVINCE TO: 225123 YANGZHOU, JIANGSU PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130903 Address after: 225123 Jiangsu province Yangzhou City Road seven Ganquan Town of Hanjiang District No. 152 Patentee after: YANGZHOU SITONG POWDER METALLURGY CO., LTD. Address before: 225003, No. 147, PI Jie street, Yangzhou, Jiangsu Patentee before: Dai Dingzhong Patentee before: Bao Wanqun |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121024 Termination date: 20160315 |