CN109648144A - Chain saw and control method with tensioning apparatus - Google Patents
Chain saw and control method with tensioning apparatus Download PDFInfo
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- CN109648144A CN109648144A CN201910106103.9A CN201910106103A CN109648144A CN 109648144 A CN109648144 A CN 109648144A CN 201910106103 A CN201910106103 A CN 201910106103A CN 109648144 A CN109648144 A CN 109648144A
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- pole shoe
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- adjustment rod
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D57/00—Sawing machines or sawing devices not covered by one of the preceding groups B23D45/00 - B23D55/00
- B23D57/02—Sawing machines or sawing devices not covered by one of the preceding groups B23D45/00 - B23D55/00 with chain saws
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- Mechanical Engineering (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses chain saws and control method with tensioning apparatus, belong to chain saw technical field, make chain saw rate of tension adjustable, and make air gap separation between stator and p-m rotor uniform, including chain saw, rack, voice prompting device, display screen, key and controller, slides up and down slide elevating lever equipped with No.1 on the rack, be also fixed with cylinder on the rack, it is equipped with vertical pipe straight up on the telescopic rod upper surface of cylinder, slides up and down in vertical pipe equipped with vertical bar；Also be fixed with pressure sensor on the telescopic rod upper surface of cylinder, the upper end of vertical bar is fixedly connected on No.1 sliding elevating lever, the upper and lower ends of No.1 spring be press-connected on the lower surface of vertical bar respectively and the upper surface of pressure sensor on；It is rotated equipped with No.1 wheel, on No.1 sliding elevating lever equipped with No. two wheels in rack lower end, on the rack equipped with the main body motor connecting with No.1 wheel drive, chain saw is drivingly connected on No.1 wheel and No. two are taken turns.
Description
Technical field
The present invention relates to chain saw technical fields, more particularly to chain saw and control method with tensioning apparatus.
Background technique
Spacing between two wheels of existing chain saw is generally to be fixed and invariable, and the rate of tension for resulting in chain saw is non-adjustable
Section, poor reliability.In addition, the main body motor of driving chain saw rotation is typically all single phase ac brshless DC motor now.Currently,
Between the p-m rotor and stator of main body motor it is that non-even air gap is spaced apart, that is, the center line of p-m rotor and fixed
Son center line be not arranged on the same straight line, cause the air gap separation side between p-m rotor and stator larger and the other side compared with
Small, non-uniform gap arranged for interval makes p-m rotor utilization rate lower between this p-m rotor and stator.
Summary of the invention
The present invention is to solve existing chain saw rate of tension and be not easy to adjust, and the main body motor for driving chain saw to rotate is determined
Air gap separation between son and p-m rotor is uneven, so that the side air gap separation between stator and p-m rotor is larger, from
And lead to the lower deficiency of the utilization rate of p-m rotor, a kind of chain saw and control method with tensioning apparatus, purpose are now provided
It is to make chain saw rate of tension adjustable, and make air gap separation between stator and p-m rotor uniform, p-m rotor utilization rate is high, adjustable
The difference of the rotating torque at pole shoe both ends is saved, self-starting rotating torque is adjustable, good reliability.
To achieve the goals above, the invention adopts the following technical scheme:
Chain saw with tensioning apparatus, including chain saw, rack, voice prompting device, display screen, key and controller, in machine
It is slided up and down on frame and slides elevating lever equipped with No.1, be also fixed with cylinder, and the vertical court of telescopic rod of cylinder on the rack
The cylinder seat of upper setting, cylinder is fixed on the lower end of rack；It is equipped with vertical pipe straight up on the telescopic rod upper surface of cylinder,
It slides up and down in vertical pipe equipped with vertical bar；It is also fixed with pressure sensor on the telescopic rod upper surface of cylinder, and is pressed
Force snesor is surrounded by vertical pipe；The upper end of vertical bar is fixedly connected on No.1 sliding elevating lever, No.1 spring it is upper
Lower both ends be press-connected on the lower surface of vertical bar respectively and the upper surface of pressure sensor on；No.1 is equipped in rack lower end
Wheel, rotation is equipped with No. two wheels on No.1 sliding elevating lever, is equipped with the main body motor connecting with No.1 wheel drive, chain on the rack
Saw is drivingly connected on No.1 wheel and No. two are taken turns；The control terminal of cylinder, voice prompting device, pressure sensor, display screen and
Key is connected with controller respectively；
The p-m rotor that main body motor includes stator, is rotatably arranged in stator, the stator include fixed circle, are determining circle
Uniformly distributed integrally connected is equipped with several pole bodies on inner surface, and independently the symmetrical connection of one is set on the inner face of each pole body
There is a pole shoe, each pole shoe includes left pole shoe and right pole shoe, and the left pole shoe and right pole shoe of each pole shoe are all along corresponding pole
The center line of body is symmetrically arranged；The circular arc inner surface of each pole shoe is all fallen on the same periphery；The circle of each pole shoe
Gap between arc inner surface and the circular arc external surface of p-m rotor is all even air gap arranged for interval, and each pole shoe is interior
The center of circle of circular arc is all fallen on the axial line of p-m rotor；
Be respectively equipped with pilot hole in each left pole shoe, and the right end of each pilot hole after pole body extends from inside to outside with
Surely the outer surface enclosed is connected, and the left end of each pilot hole is connected with the left side of left pole shoe；It is being located at each pilot hole just
It is one-to-one in the left pole shoe of top to be equipped with threading hole, and the right end of each threading hole encloses after pole body extends from inside to outside with fixed
Outer surface be connected, the left end of each threading hole is connected with the left side of left pole shoe；The hole heart line of each pilot hole and every
The hole heart line of a threading hole is mutually parallel；The hole heart line of each pilot hole is vertical with the axial line antarafacial of p-m rotor；
Sliding is equipped with starting auxiliary adjustment rod group respectively in each pilot hole；Each starting auxiliary adjustment rod group by with pole
The identical several startings auxiliary adjustment rod of boots material is formed after successively being connected side by side with flexible cord, and every starting auxiliary adjustment
The axial line of rod is perpendicular with the hole heart line of pilot hole；
Bolt is adjusted being located to be respectively screw to be equipped in the right hole mouth for enclosing each threading hole of outer surface surely；It is fixed being located at
It encloses in the right hole mouth of each pilot hole of outer surface and is fixed with back-moving spring respectively；Activity is set respectively in each threading hole
There is one end to be fixedly connected on the bracing wire adjusted on bolt；Sliding is equipped with several identical with pole shoe material in each pilot hole
Start auxiliary adjustment rod, the axial line of every starting auxiliary adjustment rod is perpendicular with the hole heart line of pilot hole；It will be located at same
Starting auxiliary adjustment rod in a pilot hole forms starting auxiliary adjustment rod group after successively being connected with flexible cord；Each starting auxiliary
The one end for adjusting rod group is fixedly connected on corresponding back-moving spring respectively, and the other end of each starting auxiliary adjustment rod group is equal
It is respectively fixedly connected on the other end of corresponding bracing wire.
Bracing wire and the cooperation of back-moving spring can allow starting auxiliary adjustment rod group to move left and right in pilot hole.
The telescopic end of telescoping mechanism just will drive No. two wheels and also move up after moving up, to change No.1 wheel and two
Spacing between number wheel, and then changes the rate of tension of chain saw.
This programme is entered in left pole shoe by bracing wire and the i.e. adjustable starting auxiliary adjustment rod group of the cooperation of back-moving spring
Number because starting auxiliary adjustment rod material it is identical with pole shoe material, and every starting auxiliary adjustment rod both ends with
Top and bottom are connected with the inner hole wall of pilot hole, so that starting auxiliary adjustment rod and pole shoe form an entirety.It is logical
Cross change the starting auxiliary adjustment rod group entered in left pole shoe number can change on the left pole shoe and positioned at right pole shoe
On asymmetric rotating torque amount, both met between the circular arc inner surface of pole shoe and the circular arc external surface of p-m rotor in this way and be
The spaced apart requirement of even air gap, rotating torque needed for also obtaining the single-phase self-starting rotation of main motor, to realize
The difference of the rotating torque at pole shoe both ends is adjusted.
Bracing wire is pulled outwardly more long, and back-moving spring is drawn longer, enters the starting auxiliary adjustment in left pole shoe at this time
Rod is just more, and left pole shoe adds the rotatory force that the starting auxiliary adjustment rod entered in left pole shoe is formed together new left pole shoe at this time
Square amount differs just small with the rotating torque amount of right pole shoe, and the sum of self-starting rotating torque is just big；Conversely, bracing wire be pulled outwardly it is shorter
What then back-moving spring was drawn is shorter, and it is just few to enter starting auxiliary adjustment rod in left pole shoe at this time, at this time left pole shoe add into
Enter to the starting auxiliary adjustment rod in left pole shoe and is formed together new left pole shoe, the rotating torque amount of new left pole shoe and right pole shoe
Rotating torque amount difference just it is larger, the sum of self-starting rotating torque just it is small.After regulating bracing wire, locking teeth is adjusted by band is mobile
Wheel group fixes bracing wire, is fixed on solidus bolt after then tensing the upper end of bracing wire, adjusting can be completed.
This programme makes chain saw rate of tension adjustable, and makes the self-starting rotating torque of main motor adjustable, stator and forever
Air gap separation is uniform between magnet rotor, and p-m rotor utilization rate is high, and self-starting rotating torque is adjustable.
This programme by by between the circular arc inner surface of middle pole shoe and the circular arc external surface of p-m rotor between even air gap
Every arrangement, so that being even air gap arranged for interval between stator and p-m rotor, and main motor in order to obtain is single-phase
Rotating torque needed for self-starting.Air gap separation is uniform between stator and p-m rotor, and p-m rotor utilization efficiency is high, is adjusted
The difference of the rotating torque at pole shoe both ends, self-starting rotating torque is adjustable, good reliability.
It is elongated or shortened by the telescopic rod of cylinder to drive moving up and down for No.1 sliding elevating lever, No.1 sliding lifting
Bar just will drive No. two wheels and also move up and down after moving up and down, to realize that the spacing between No.1 wheel and No. two wheels is adjustable
Section, and then can also change the rate of tension of chain saw, controllability is high, and structure is simple.
Preferably, if every starting auxiliary adjustment rod includes dry plate punching and connecting shaft, by every punching central bore,
This dry plate punching is stringed together if then being penetrated in the hole of punching with connecting shaft, after topmost being compressed with two punchings of the lowermost
It is welded in and the starting auxiliary adjustment rod in stratiform being overrided to form can be obtained in connecting shaft；And insulation is equipped between adjacent punching
Layer.
What is be overrided to form can reduce current vortex, high reliablity in the starting auxiliary adjustment rod of stratiform.
Preferably, being equipped with tangent plane on the screw rod for adjusting bolt, scale is equipped in tangent plane.
Scale is simple and easy to use convenient for adjusting control.
Preferably, being equipped with vertical threaded hole on the nut for adjusting bolt, clamping screw is equipped in vertical threaded hole.
Vertical threaded hole locks convenient for that will adjust bolt, simple and easy to use, high reliablity.
Preferably, a kind of control method suitable for the chain saw with tensioning apparatus, control method includes master
The control method of the control method of body motor, main body motor is as follows: under bracing wire and the cooperation of back-moving spring, what bracing wire was pulled outwardly is got over
Long then back-moving spring is drawn longer, and the starting auxiliary adjustment rod entered in left pole shoe at this time is just more, and left pole shoe adds at this time
The starting auxiliary adjustment rod entered in left pole shoe is formed together the rotating torque amount of new left pole shoe and the rotatory force of right pole shoe
Square amount difference is just small, and the sum of self-starting rotating torque is just big；Conversely, bracing wire be pulled outwardly it is more short, it is that back-moving spring is drawn more
Short, the starting auxiliary adjustment rod entered in left pole shoe at this time is just few, and left pole shoe adds the starting entered in left pole shoe at this time
Auxiliary adjustment rod is formed together the rotating torque amount of new left pole shoe and differs just big with the rotating torque amount of right pole shoe, and self-starting turns
The sum of kinetic moment is just small；After regulating bracing wire, being fixed bracing wire by adjusting bolt can be completed adjusting.
Preferably, a kind of control method suitable for the chain saw with tensioning apparatus, control method includes chain
The control method of rate of tension is sawed, the control method of chain saw rate of tension is as follows: is elongated or shortened by the telescopic rod of cylinder to drive
No.1 sliding elevating lever moves up and down, and No.1 sliding elevating lever just will drive No. two wheels after moving up and down and also move up and down,
To realize that the spacing between No.1 wheel and No. two wheels is adjustable, and then it can also change the rate of tension of chain saw.Controllability is good,
Structure is simple.
The present invention can reach following effect:
The invention enables chain saw rate of tension is adjustable, and by by the circular arc inner surface of middle pole shoe and the circular arc of p-m rotor
It is even air gap arranged for interval between outer surface, so that be even air gap arranged for interval between stator and p-m rotor, and
And rotating torque needed for the single-phase self-starting of main motor in order to obtain.Air gap separation is uniform between stator and p-m rotor, forever
Magnet rotor utilization efficiency is high, is able to achieve the adjustable of the difference of the rotating torque at pole shoe both ends, good reliability.
Detailed description of the invention
Fig. 1 is a kind of Integral connection structure schematic diagram of the invention.
Fig. 2 is the uniform a kind of attachment structure schematic diagram of air gap separation between stator and p-m rotor of the present invention.
Fig. 3 is a kind of state connection structure signal when the starting auxiliary adjustment rod of the invention entered in left pole shoe is more
Figure.
Fig. 4 is a kind of state connection structure signal when the starting auxiliary adjustment rod of the invention entered in left pole shoe is few
Figure.
Fig. 5 is a kind of attachment structure schematic diagram for the starting auxiliary adjustment rod in stratiform that the present invention is overrided to form.
Fig. 6 is a kind of circuit theory connection structure schematic block diagram of the invention.
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
Embodiment, the chain saw with tensioning apparatus, referring to shown in Fig. 1-Fig. 6, including chain saw 40, rack 46, voice prompting
Device (51), display screen (52), key (53) and controller (54) slide up and down slide elevating lever 47 equipped with No.1 on the rack,
It is also fixed with cylinder 38 on the rack, and the telescopic rod 37 of cylinder is arranged upward vertically, the cylinder seat 36 of cylinder is fixed on machine
The lower end of frame；It is equipped with vertical pipe 50 straight up on the telescopic rod upper surface of cylinder, slides up and down to be equipped in vertical pipe and erect
Straight-bar 51；Pressure sensor 49 is also fixed on the telescopic rod upper surface of cylinder, and pressure sensor is by vertical pipe packet
It encloses；The upper end of vertical bar is fixedly connected on No.1 sliding elevating lever, the upper and lower ends of a No.1 spring 48 company of extruding respectively
It connects on the lower surface of vertical bar and on the upper surface of pressure sensor；No.1 wheel 45 is equipped with, in No.1 sliding in rack lower end
Rotation is equipped with No. two wheels 39 on elevating lever, is equipped with the main body motor 41 connecting with No.1 wheel drive on the rack, and chain saw is driven
It is connected on No.1 wheel and No. two is taken turns；Control terminal, voice prompting device, pressure sensor, display screen and the key difference of cylinder
It is connected with controller；
It is equipped with gear 44 on No.1 wheel, also is provided with gear 43 in the shaft 42 of main body motor 41.Main body motor turns
After shaft driven gear 43 rotates, the gear 44 on No.1 wheel is driven to rotate by the gear 43 in shaft 42, so that No.1 be made to rotate
Dynamic, the rotation of No.1 wheel drives chain saw rotation.
Main body motor 8 includes stator 6, the p-m rotor 7 being rotatably arranged in stator, and the stator includes enclosing 5 surely, fixed
Uniformly distributed integrally connected is equipped with several pole bodies 4 on the inner surface of circle, and independently one is symmetrical on the inner face of each pole body
It is connected with a pole shoe 3, each pole shoe includes left pole shoe 1 and right pole shoe 2, the left pole shoe of each pole shoe and right pole shoe edge
The center line of corresponding pole body be symmetrically arranged；The circular arc inner surface of each pole shoe is all fallen on the same periphery；Each
Gap between the circular arc inner surface of pole shoe and the circular arc external surface of p-m rotor is all the arrangement of even air gap interval 9, and every
The center of circle of the Inner arc of a pole shoe is all fallen on the axial line of p-m rotor；
Pilot hole 17 is respectively equipped in each left pole shoe, and the right end of each pilot hole is after pole body extends from inside to outside
It is connected with the outer surface for determining circle, the left end of each pilot hole is connected with the left side of left pole shoe；It is being located at each pilot hole
In the left pole shoe of surface it is one-to-one be equipped with threading hole 15, and the right end of each threading hole after pole body extends from inside to outside and
Surely the outer surface enclosed is connected, and the left end of each threading hole is connected with the left side of left pole shoe；The hole heart line of each pilot hole
It is mutually parallel with the hole heart line of each threading hole；The hole heart line of each pilot hole hangs down with the axial line antarafacial of p-m rotor
Directly；
Sliding is equipped with starting auxiliary adjustment rod group 11 respectively in each pilot hole；Each starting auxiliary adjustment rod group by with
The identical several starting auxiliary adjustments rod 10 of pole shoe material is formed after successively being connected side by side with flexible cord, and every starting auxiliary
The axial line for adjusting rod is perpendicular with the hole heart line of pilot hole；
Bolt is adjusted being located to be respectively screw to be equipped in the right hole mouth for enclosing each threading hole of outer surface surely；It is fixed being located at
It encloses in the right hole mouth of each pilot hole of outer surface and is fixed with back-moving spring respectively；Activity is set respectively in each threading hole
There is one end to be fixedly connected on the bracing wire 16 adjusted on bolt；Sliding is equipped with identical with pole shoe material several in each pilot hole
Root starts auxiliary adjustment rod, and the axial line of every starting auxiliary adjustment rod is perpendicular with the hole heart line of pilot hole；It will be located at same
Starting auxiliary adjustment rod in one pilot hole forms starting auxiliary adjustment rod group after successively being connected with flexible cord；Each starting is auxiliary
The one end for adjusting rod group is helped to be fixedly connected on corresponding back-moving spring respectively, the other end of each starting auxiliary adjustment rod group
It is fixedly connected on respectively on the other end of corresponding bracing wire.
Bracing wire and the cooperation of back-moving spring can allow starting auxiliary adjustment rod group to move left and right in pilot hole.
If every starting auxiliary adjustment rod includes dry plate punching 30 and connecting shaft 32, by every punching central bore 33, so
This dry plate punching is stringed together if being penetrated in the hole of punching with connecting shaft afterwards, is welded after topmost being compressed with two punchings of the lowermost
The starting auxiliary adjustment rod in stratiform being overrided to form can be obtained in connecting shaft；And insulating layer is equipped between adjacent punching
31。
It is equipped with tangent plane on the screw rod for adjusting bolt, scale is equipped in tangent plane.
It is equipped with vertical threaded hole 35 on the nut 34 for adjusting bolt, clamping screw 13 is equipped in vertical threaded hole.
A kind of control method suitable for the chain saw with tensioning apparatus, control method include chain saw rate of tension
The control method of control method, chain saw rate of tension is as follows: is elongated or shortened by the telescopic rod of cylinder to drive No.1 sliding to rise
Drop bar moves up and down, and No.1 sliding elevating lever just will drive No. two wheels after moving up and down and also move up and down, to realize one
Spacing number between wheel and No. two wheels is adjustable, and then can also change the rate of tension of chain saw.
No.1 cylinder, vertical pipe, pressure sensor, No.1 spring, vertical bar, No.1 sliding elevating lever it is this with being combined
Conjunction mode, so that the rate of tension reliability and controllability of chain saw are all preferable.Controllability is high, and structure is simple.
The present embodiment elongates or shortens to drive moving up and down for No.1 sliding elevating lever, No.1 by the telescopic rod of cylinder
Sliding elevating lever just will drive No. two wheels after moving up and down and also move up and down, thus between realizing between No.1 wheel and No. two wheels
Away from adjustable, and then it can also change the rate of tension of chain saw.
The rate of tension of chain saw can be preferably varied and controlled in the present embodiment, and controllability is high, and structure is simple.
The present embodiment enters left pole shoe by bracing wire and the i.e. adjustable starting auxiliary adjustment rod group of the cooperation of back-moving spring
It is how much interior, because the material of starting auxiliary adjustment rod is identical with pole shoe material, and the every both ends for starting auxiliary adjustment rod
It is all to connect with the inner hole wall of pilot hole with top and bottom, so that starting auxiliary adjustment rod and pole shoe form an entirety.
By change the starting auxiliary adjustment rod group entered in left pole shoe number can change on the left pole shoe and positioned at right pole
Asymmetric rotating torque amount on boots, had both met in this way between the circular arc inner surface of pole shoe and the circular arc external surface of p-m rotor
For the spaced apart requirement of even air gap, rotating torque needed for also obtaining the single-phase self-starting rotation of main motor.
A kind of control method suitable for the chain saw with tensioning apparatus, control method include the control of main body motor
The control method of method processed, main body motor is as follows:
Under bracing wire and the cooperation of back-moving spring, bracing wire is pulled outwardly more long, and back-moving spring is drawn longer, is entered at this time
Just more to the starting auxiliary adjustment rod in left pole shoe, left pole shoe adds the starting auxiliary adjustment rod one entered in left pole shoe at this time
It plays the new rotating torque amount of left pole shoe of formation and differs just small with the rotating torque amount of right pole shoe, the sum of self-starting rotating torque is just
Greatly；Conversely, bracing wire is pulled outwardly more short, back-moving spring is drawn shorter, enters the starting auxiliary adjustment in left pole shoe at this time
Rod is just few, and left pole shoe adds the rotatory force that the starting auxiliary adjustment rod entered in left pole shoe is formed together new left pole shoe at this time
Square amount differs just big with the rotating torque amount of right pole shoe, and the sum of self-starting rotating torque is just small；After regulating bracing wire, by adjusting spiral shell
Bolt, which fixes bracing wire, can be completed adjusting.
What is be overrided to form can reduce current vortex, high reliablity in the starting auxiliary adjustment rod of stratiform.
The present embodiment makes the self-starting rotating torque of main motor adjustable, and air gap separation is equal between stator and p-m rotor
Even, p-m rotor utilization rate is high.
Scale and it is with holes convenient for adjust control, simple and easy to use, high reliablity.
The present embodiment makes chain saw rate of tension adjustable, and controllability is good, and by by the circular arc inner surface of middle pole shoe and forever
It is even air gap arranged for interval between the circular arc external surface of magnet rotor, so that being even air gap between stator and p-m rotor
Arranged for interval, and rotating torque needed for the single-phase self-starting of main motor in order to obtain.Air gap between stator and p-m rotor
Uniformly, p-m rotor utilization efficiency is high at interval, realizes the adjustable of the difference of the rotating torque at pole shoe both ends, good reliability.
Embodiments of the present invention are described above in conjunction with attached drawing, however, the implementation is not limited to the above embodiments, this field
Those of ordinary skill can be with various changes and modifications may be made within the scope of the appended claims.
Claims (6)
1. the chain saw with tensioning apparatus, including chain saw, which is characterized in that further include rack, voice prompting device, display screen, by
Key and controller slide up and down slide elevating lever equipped with No.1 on the rack, be also fixed with cylinder, and cylinder on the rack
Telescopic rod be arranged upward vertically, the cylinder seat of cylinder is fixed on the lower end of rack；On the telescopic rod upper surface of cylinder vertically to
It is equipped with vertical pipe, is slided up and down in vertical pipe equipped with vertical bar；Pressure is also fixed on the telescopic rod upper surface of cylinder
Force snesor, and pressure sensor is surrounded by vertical pipe；The upper end of vertical bar is fixedly connected on No.1 sliding elevating lever, and one
The upper and lower ends of root No.1 spring be press-connected on the lower surface of vertical bar respectively and the upper surface of pressure sensor on；In machine
Frame lower end is equipped with No.1 wheel, rotates on No.1 sliding elevating lever equipped with No. two wheels, is equipped with connects with No.1 wheel drive on the rack
The main body motor connect, chain saw is drivingly connected on No.1 wheel and No. two are taken turns；Control terminal, voice prompting device, the pressure of cylinder
Sensor, display screen and key are connected with controller respectively；
The p-m rotor that main body motor includes stator, is rotatably arranged in stator, the stator includes fixed circle, in the interior table for determining circle
Uniformly distributed integrally connected is equipped with several pole bodies on face, and independently one is symmetrically connected with one on the inner face of each pole body
A pole shoe, each pole shoe include left pole shoe and right pole shoe, and the left pole shoe and right pole shoe of each pole shoe are all along corresponding pole body
Center line is symmetrically arranged；The circular arc inner surface of each pole shoe is all fallen on the same periphery；In the circular arc of each pole shoe
Gap between surface and the circular arc external surface of p-m rotor is all even air gap arranged for interval, and the Inner arc of each pole shoe
The center of circle all fall on the axial line of p-m rotor；
Pilot hole is respectively equipped in each left pole shoe, and the right end of each pilot hole encloses after pole body extends from inside to outside with fixed
Outer surface be connected, the left end of each pilot hole is connected with the left side of left pole shoe；It is being located at right above each pilot hole
Left pole shoe in it is one-to-one be equipped with threading hole, and the right end of each threading hole after pole body extends from inside to outside with enclose surely outside
Surface is connected, and the left end of each threading hole is connected with the left side of left pole shoe；The hole heart line of each pilot hole leads to each
The hole heart line of string holes is mutually parallel；The hole heart line of each pilot hole is vertical with the axial line antarafacial of p-m rotor；
Sliding is equipped with starting auxiliary adjustment rod group respectively in each pilot hole；Each starting auxiliary adjustment rod group by with pole shoe material
The identical several startings auxiliary adjustment rod of matter is formed after successively being connected side by side with flexible cord, and every starts auxiliary adjustment rod
Axial line is perpendicular with the hole heart line of pilot hole；
Bolt is adjusted being located to be respectively screw to be equipped in the right hole mouth for enclosing each threading hole of outer surface surely；Being located at, fixed circle is outer
It is fixed with back-moving spring respectively in the right hole mouth of each pilot hole at surface；It is movably equipped with one respectively in each threading hole
End is fixedly connected on the bracing wire adjusted on bolt；Sliding is equipped with several identical with pole shoe material startings in each pilot hole
The axial line of auxiliary adjustment rod, every starting auxiliary adjustment rod is perpendicular with the hole heart line of pilot hole；Same lead will be located at
Starting auxiliary adjustment rod into hole forms starting auxiliary adjustment rod group after successively being connected with flexible cord；Each starting auxiliary adjustment
One end of rod group is fixedly connected on corresponding back-moving spring respectively, and the other end of each starting auxiliary adjustment rod group is distinguished
It is fixedly connected on the other end of corresponding bracing wire.
2. the chain saw according to claim 1 with tensioning apparatus, which is characterized in that every starting auxiliary adjustment rod includes
If dry plate punching and connecting shaft, every punching central bore rushes this dry plate if then being penetrated in the hole of punching with connecting shaft
Piece strings together, be welded in after topmost being compressed with two punchings of the lowermost can be obtained in connecting shaft be overrided to form in stratiform
Start auxiliary adjustment rod；And insulating layer is equipped between adjacent punching.
3. the chain saw according to claim 1 with tensioning apparatus, which is characterized in that be equipped on the screw rod for adjusting bolt
Tangent plane is equipped with scale in tangent plane.
4. the chain saw according to claim 1 with tensioning apparatus, which is characterized in that be equipped on the nut for adjusting bolt
Vertical threaded hole is equipped with clamping screw in vertical threaded hole.
5. a kind of control method suitable for the chain saw described in claim 1 with tensioning apparatus, which is characterized in that controlling party
Method includes the control method of main body motor, and the control method of main body motor is as follows: under bracing wire and the cooperation of back-moving spring, bracing wire to
Outer drawing it is more long, back-moving spring is drawn longer, and it is just more to enter starting auxiliary adjustment rod in left pole shoe at this time, at this time a left side
Pole shoe add the starting auxiliary adjustment rod that enters in left pole shoe be formed together new left pole shoe rotating torque amount and right pole shoe
Rotating torque amount difference it is just small, the sum of self-starting rotating torque is just big；Conversely, the more short then back-moving spring quilt that bracing wire is pulled outwardly
That draws is shorter, and the starting auxiliary adjustment rod entered in left pole shoe at this time is just few, and left pole shoe is added and entered in left pole shoe at this time
Starting auxiliary adjustment rod be formed together the rotating torque amount of new left pole shoe differed with the rotating torque amount of right pole shoe just it is big, from
It is just small to start the sum of rotating torque；After regulating bracing wire, being fixed bracing wire by adjusting bolt can be completed adjusting.
6. a kind of control method suitable for the chain saw described in claim 1 with tensioning apparatus, which is characterized in that controlling party
Method includes the control method of chain saw rate of tension, and the control method of chain saw rate of tension is as follows: extending or contracts by the telescopic rod of cylinder
Short that No.1 sliding elevating lever is driven to move up and down, that No.1 sliding elevating lever just will drive No. two wheels after moving up and down is also upward
Lower movement to realize that the spacing between No.1 wheel and No. two wheels is adjustable, and then can also change the rate of tension of chain saw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910106103.9A CN109648144B (en) | 2019-02-01 | 2019-02-01 | Chain saw with tensioning device and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| DE10047412A1 (en) * | 2000-09-26 | 2002-05-02 | Andreas Sumera | Design for field coil magnetic control for high RPMs uses field coil magnets to produce current/power when in position but capable of being moved out of position by a controllable automatic tensile force. |
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| CN101177001A (en) * | 2007-11-23 | 2008-05-14 | 肖长江 | Regulation structure of chain saw chain |
| CN101741194A (en) * | 2008-11-25 | 2010-06-16 | 苏州工业园区和鑫电器有限公司 | Internal permanent magnet synchronous motor for hybrid electric vehicle |
| CN107787547A (en) * | 2015-06-30 | 2018-03-09 | 罗伯特·博世有限公司 | The motor of slot effect and torque ripple with reduction |
| CN109042219A (en) * | 2018-10-09 | 2018-12-21 | 广西玉柴重工有限公司 | A kind of hydraulic tensioning formula tree-dozer chain saw control mechanism |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10047412A1 (en) * | 2000-09-26 | 2002-05-02 | Andreas Sumera | Design for field coil magnetic control for high RPMs uses field coil magnets to produce current/power when in position but capable of being moved out of position by a controllable automatic tensile force. |
| CN2482761Y (en) * | 2001-06-28 | 2002-03-20 | 白贺斌 | Permanent-magnetic power generator with charged excitation bridge |
| CN1466258A (en) * | 2002-07-03 | 2004-01-07 | 清华泰豪科技股份有限公司 | Novel air gap structure power generator |
| CN200948652Y (en) * | 2006-05-17 | 2007-09-19 | 宋国栋 | Stone big plate chain saw cutting machine |
| CN101177001A (en) * | 2007-11-23 | 2008-05-14 | 肖长江 | Regulation structure of chain saw chain |
| CN101741194A (en) * | 2008-11-25 | 2010-06-16 | 苏州工业园区和鑫电器有限公司 | Internal permanent magnet synchronous motor for hybrid electric vehicle |
| CN107787547A (en) * | 2015-06-30 | 2018-03-09 | 罗伯特·博世有限公司 | The motor of slot effect and torque ripple with reduction |
| CN109042219A (en) * | 2018-10-09 | 2018-12-21 | 广西玉柴重工有限公司 | A kind of hydraulic tensioning formula tree-dozer chain saw control mechanism |
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| CN109648144B (en) | 2020-06-30 |
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