CN103192436A - Wood splitting machine - Google Patents
Wood splitting machine Download PDFInfo
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- CN103192436A CN103192436A CN201210003335XA CN201210003335A CN103192436A CN 103192436 A CN103192436 A CN 103192436A CN 201210003335X A CN201210003335X A CN 201210003335XA CN 201210003335 A CN201210003335 A CN 201210003335A CN 103192436 A CN103192436 A CN 103192436A
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- chopper
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Abstract
The invention provides a wood splitting machine. The wood splitting machine comprises a main body and a cleaver arranged on the main body and driven by a motor, wherein a lengthwise arm extending lengthwise relative to the workpiece feeding direction along the cleaver is further arranged on the main body; the lengthwise arm is provided with a first end and a second end; the first end is connected with the main body; the main body comprises a first housing provided with the cleaver and a second housing adapting to the first housing; the cleaver can move relative to the second housing so as to be in the workpiece feeding direction; and when the cleaver moves relative to the second housing, the second end always exceeds the cleaver in the workpiece feeding direction along the cleaver. Therefore, when moving relative to the workpiece feeding direction, the cleaver can successfully split raw wood but not be in contact with a stop propping against the wood, so that damage of the cleaver is avoided and the service life of the wood splitting machine is prolonged.
Description
Technical field
The present invention relates to a kind of wood-split machine.
Background technology
Wood-split machine is used for large-scale log is split little small-sized timber for being more suitable for using, and uses very extensive.When wood-split machine uses, chopper and wooden move toward one another could allow the chopper wood of riving, in the wood-split machine use, generally need keep out and prop up wood, propping up wooden keeping out can be parts own on the wood-split machine, also can be ground, and chopper also is that chopper is towards the process of keeping out motion towards the process of workpiece feeding simultaneously, chopper may contact with keeping out after chopper is thoroughly rived log, keeps out and damage chopper thereby may destroy.
Summary of the invention
For overcoming the defective of prior art, the purpose of this invention is to provide a kind of wood-split machine of high life.
For achieving the above object, technical scheme of the present invention is:
A kind of wood-split machine, comprise main body, be arranged on the chopper that is driven by motor on the described main body, also be provided with the lengthwise arm that extends along the direction lengthwise of the relative workpiece feeding of described chopper on the described main body, described lengthwise arm has first end and second end, described first end is connected with described main body, described main body comprises first housing that described chopper is set and second housing that connects with described first housing, thereby described chopper can move towards the workpiece feeding relative to described second housing, described chopper is in the process that described second housing moves, and described second end exceeds described chopper all the time along the direction of the relative workpiece feeding of described chopper.
Described chopper and the described second housing slippage connect.
Described first housing is provided with and the synchronization-moving guide of described chopper, and described guide and the described second housing slippage connect.
One in described guide and described second housing is provided with chute, and another in described guide and described second housing is provided with the locating part that connects with described chute slippage.
Described chute is the sealing chute that extends along the direction lengthwise that described chopper moves, and described chute limits the distance that described locating part moves.
Be provided with return springs between described guide and described second housing.
Described guide is provided with against plate, described second housing is provided with described against the first relative baffle plate of plate, described first baffle plate is described relatively against close described lengthwise arm second end of plate, and described elastic component is arranged at described against between plate and described first baffle plate.
Also be provided with second baffle on described second housing, described relatively first baffle plate of described second baffle is away from described lengthwise arm second end, describedly is arranged between described first baffle plate and the described second baffle against plate.
Described chopper drives rotation by motor, and described guide is sleeve pipe.
Described first housing is provided with the grip part, and described grip part promotes sleeve pipe and moves relative to described second housing.
In the primary importance that described chopper moves relative to described second housing, described chopper is contained in described second housing; In the second place that described chopper moves relative to described second housing, described chopper is at least part of to be stretched out outside second housing.
Compared with prior art, the main body of wood-split machine of the present invention is provided with the lengthwise arm that extends along the direction lengthwise of the relative workpiece feeding of chopper, in the chopper moving process, lengthwise arm second end exceeds chopper all the time along the direction of the relative workpiece feeding of chopper, second end can contact with keeping out, thus, and in the process of the relative workpiece feeding of chopper, chopper can smoothly log be rived but thereby chopper can not contact the damage of avoiding chopper with keeping out of butt wood, improves the service life of wood-split machine.
Description of drawings
The invention will be further described below in conjunction with drawings and embodiments.
Fig. 1 is the complete machine stereogram of the wood-split machine that provides of the embodiment of the invention;
Fig. 2 is the view before wood-split machine shown in Figure 1 uses;
Fig. 3 is the view of the use of wood-split machine shown in Figure 1;
Fig. 4 is the explosive view of wood-split machine shown in Figure 1;
Fig. 5 is the partial enlarged drawing of the linking arm of wood-split machine shown in Figure 4;
Fig. 6 is that wood-split machine shown in Figure 2 is along the cutaway view of A-A direction;
Fig. 7 is that wood-split machine shown in Figure 6 is along the cutaway view of B-B direction;
Fig. 8 is that wood-split machine shown in Figure 3 is along the cutaway view of C-C direction;
Fig. 9 is that wood-split machine shown in Figure 8 is along the cutaway view of D-D direction;
Figure 10 and Figure 11 are the lengthwise arm variable condition schematic diagrames of wood-split machine shown in Figure 1;
Figure 12 is the schematic diagram that wood-split machine shown in Figure 1 is operated by the operator.
Wherein,
1 main body, 112 second end faces, 121 first ends
100 wood-split machines, 113 first perforates, 122 second ends
10 second housings, 114 second perforates, 123 guard shields
11 first cylindrical portion, 115 spacing straight pins, 1231 edges
111 first end faces, 12 second cylindrical portion, 124 baffle plates
125 the 3rd perforates, 61 first ends 843 the 3rd side
2 choppers, 62 second ends 844 the 4th side
Sharp 63 waist shape chutes, 85 transverse grooves of 21 awls
22 threaded portions 64 are against plate 91 lengthwise arms
23 connecting portions, 7 back-moving springs, 92 first ends
24 threaded portion end faces, 8 linking arms, 93 plate-like pieces
3 grip parts, 81 the first arms, 94 pivotal pins
4 first housings, 82 second arms, 95 torsion springs
41 motors, 83 joint portions, 96 arcwall faces
5 efferents, 84 connecting holes, 98 second ends
51 driving shafts, 841 first sides, 99 cushions
6 sleeve pipes, 842 second sides
The specific embodiment
See also Fig. 1 to Fig. 4, the wood-split machine 100 that present embodiment provides comprises main body 1, is arranged on the chopper 2 that is driven by motor on the main body 1.Also be provided with the grip part 3 that grips for the operator on the wood-split machine 100 of present embodiment, wood-split machine 100 carried to wood place to be split by grip part 3 by the operator and promote chopper 2 towards wood to be split (workpiece) thus wood is rived in feeding.
Referring to Fig. 1 and Fig. 4, main body 1 comprises first housing 4 and second housing 10 that connects with first housing 4.Referring to Fig. 4 and Fig. 6, preferred, the chopper 2 of present embodiment is the taper chopper with axis X-X, and this chopper 2 drives rotation by motor, comprises the threaded portion 22 with awl point 21 and the connecting portion 23 that connects with motor.The helical that threaded portion 22 has tapered cross-section and extension has sharp-pointed blade, thereby precession is wooden fast wood is rived.Be the convenient moment of torsion that transmits motor output, connecting portion 23 has interior hexagonal hole, the external form of connecting portion 23 can have a lot of selections, the external shape of connecting portion 23 is hexagon equally and makes with convenient in the present embodiment, thereby the circumscribed circle diameter of connecting portion 23 connects with motor easily less than the diameter of threaded portion 22 end faces 24 that are attached thereto.The chopper of present embodiment is not limited to the taper chopper, and the chopper of other arbitrary form all can be used for the wood-split machine of present embodiment.
Referring to Fig. 6 to Fig. 9, the chopper 2 of present embodiment can on the direction of wooden feeding relative to second housing 10 wood that moves and rive.Thus, when wood-split machine 100 used, the operator only need promote chopper 2 and move towards wood and get final product, and does not move and do not need to promote in the lump whole wood-split machine 100, operates efficient and laborsaving.Simultaneously, around its axis X-X rotation, thus, in this enforcement, the portable cord of the axis of chopper 2, relative second housing 10, the feed line towards workpiece, the unification of rotation four lines are the X-X line among the figure to chopper 2 under the driving of motor.
In the present embodiment, thereby connecting chopper 2 with 10 slippages of second housing, moves relative to second housing 10 by chopper 2.Preferably, have on the wood-split machine 100 and chopper 2 synchronization-moving guides, thereby guide and 10 slippages of second housing connect chopper 2 and 10 slippages of second housing are connected.Concrete, referring to Fig. 4, the chopper 2 of present embodiment is the taper chopper that is driven rotation by motor, and guide is sleeve pipe 6, and sleeve pipe 6 is located on the motor efferent 5, thus sleeve pipe 6 can with chopper 2 with moved further but do not influence the rotation of chopper 2.Sleeve pipe 6 and first housing 4 are connected, thereby first housing 4 and 10 slippages of second housing connect.First housing 4 is provided with grip part 3, and grip part 3 can promote first housing 4 thus, sleeve pipe 6 moves relative to second housing 10, moves relative to second housing 10 thereby promote chopper 2.Preferably, contain the motor 41 that drives chopper and the reducing gear 42 that is driven by motor 41 in first housing 4, thereby grip part 3 promotes to be moved towards the workpiece feeding relative to second housing 10 by the chopper 2 that the motor 41 that is housed in second housing 4 drives rotation, and is simple and reliable for structure.Guide between chopper 2 and second housing 10 is not limited to sleeve pipe, and the guide that makes things convenient for chopper 2 and 10 slippages of second housing to connect of other arbitrary form all can.
Concrete, in conjunction with Fig. 4 and Fig. 6, chopper 2 is connected by efferent 5 with motor 41 in being built in first housing 4, and the driving shaft 51 of efferent 5 and the interior hexagonal hole shape of chopper 2 connecting portions 23 are joined.Sleeve pipe 6 is set in outside the efferent 5, sleeve pipe 6 lengthwises extend, first end 61 is connected with second housing 4 or is one-body molded, in second end 62 can be housed in connecting portion 23 parts of chopper 2, thereby makes the efferent 5 of motor 41 all be housed in the sleeve pipe 6 to avoid outside efferent 5 is exposed to.The circumscribed circle diameter of connecting portion 23 is less than the diameter of bore of sleeve pipe 6, and simultaneously, sleeve pipe 6 second ends 62 keep at a certain distance away with the end face 24 of chopper 2 threaded portions 22 near connecting portion 23, thereby the connecting portion 23 of chopper 2 can rotate freely in sleeve pipe 6.The sleeve pipe 6 of present embodiment is cylindric, and the axis of the center line of cylindrical sleeve 6, driving shaft 51 and the axis X-X conllinear of chopper 2 are the X-X line among the figure, compact conformation.Interchangeable, sleeve pipe is other arbitrary shape, all can as square tube shape etc.
In conjunction with Fig. 4, Fig. 6 and Fig. 7, sleeve pipe 6 and 10 slippages of second housing connect.Second housing 10 comprises that the first fixedly connected cylindrical portion 11 and second cylindrical portion, 12, the first cylindrical portion 11 and second cylindrical portion 12 are along the feed line X-X lengthwise extension of chopper 2.The closed at both ends of first cylindrical portion 11 is respectively arranged with first perforate 113 and second perforate 114 that relative Gong sleeve pipe 6 is free to slide on the both ends of the surface 111,112.Second cylindrical portion, 12 hollows and both ends open, wherein, first end 121 of second cylindrical portion and second end of first cylindrical portion 11 are affixed, are provided with baffle plate 124 in second cylindrical portion 12, and baffle plate 124 is provided with the 3rd perforate 125 of aliging with the perforate 113 and 114 on first cylindrical portion, 11 both ends of the surface.After first cylindrical portion 11 and second cylindrical portion 12 were affixed, second end of first cylindrical portion 11 was housed in first end 121 of second cylindrical portion 12.In the present embodiment, first cylindrical portion 11 and second cylindrical portion 12 are the square tube shape of symmetry, and the axis X-X conllinear of its center line and chopper 2 is the X-X line among the figure, reasonable and compact in structure.
Be provided with anti-rotation device between sleeve pipe 6 and second housing 10.Concrete, one in sleeve pipe 6 and second housing 10 is provided with chute, and another in sleeve pipe 6 and second housing 10 is provided with the locating part that connects with chute, so, sleeve pipe 6 and second housing 10 can relative slippages but can not be rotated relatively, improve the controllability of operating portion 3.Preferably, chute is the sealing chute, but the distance that locating part and the two ends butt limiting boot 6 that seals chute move relative to second housing 10.In the present embodiment, first cylindrical portion 11 that offers waist shape chute 63, the second housings 10 that extend in the same way with its bearing of trend on the sleeve pipe 6 is provided with the spacing straight pin 115 that connects with waist shape chute 63.In the present embodiment, chute 63 is two, and the axis X-X of two chute 63 relative sleeve pipes 6 is symmetrical arranged, and corresponding, the quantity of spacing straight pin 115 is similarly two, connects with two chutes 63 respectively, so, can lead to the movement of sleeve pipe 6 stably.Those skilled in the art also may make other change designs under technology enlightenment of the present invention, as a spacing straight pin that runs through two chutes 63 on the sleeve pipe 6 only is set on first cylindrical portion 11; Perhaps, spacing straight pin is arranged on second cylindrical portion of second housing; Or straight pin is arranged on the sleeve pipe, and chute is arranged on second housing etc., as long as the function of its realization and the effect that reaches are identical with the present invention or close, all should be covered by in the protection domain of the present invention.
Referring to Fig. 6 and Fig. 8, be provided with return springs between sleeve pipe 6 and second housing 10, when wood-split machine 100 uses, the elastic force that grip part 3 promotion sleeve pipes 6 overcome return springs moves relative to second housing 10, grip part 3 stops after sleeve pipe 6 application of forces, and sleeve pipe 6 is in the position of recovering under the effect of elastic component before second housing 10 moves.The form of return springs is varied, is back-moving spring 7 in the present embodiment.Concrete, sleeve pipe 6 is provided with against plate 64, back-moving spring 7 is arranged between the baffle plate 124 on plate 64 and second housing 10, preferably, as shown in Figure 4, for being arranged on the annular slab on sleeve pipe 6 outer peripheral faces, back-moving spring 7 is for being set in the helical spring on the sleeve pipe 6 against plate 64, helical spring one end with against plate 64 butts, first baffle plate, 124 butts that the other end and second housing 10 are interior.
For further controlling the distance that sleeve pipe 6 moves relative to second housing 10, be arranged on against plate 64 between the baffle plate 124 of second end face 112 of second housing, 10 first cylindrical portion 11 and second cylindrical portion 12, and against the outer dia of plate 64 greater than second, the 3rd perforate 114,124 diameter, that is to say, can not pass second against plate 64, the 3rd perforate 114,124, only can between such two extreme positions, move thereby be provided with against the sleeve pipe 6 of plate 64, at first extreme position shown in Figure 6, against second end face, 112 butts of plate 64 and first cylindrical portion 11, sleeve pipe 6 relative second ends 122 away from second cylindrical portion 12; At second extreme position shown in Figure 8, close to first baffle plate 124 against plate 64 compression springs 7, second end 122 of close relatively second cylindrical portion 12 of sleeve pipe 6.
Present embodiment can be regarded second end face 112 of first cylindrical portion 11 as the second baffle relative with the baffle plate 124 of second cylindrical portion 12, second baffle 112 relative first baffle plates 124 are away from chopper 2, preferably, distance between second baffle 112 and first baffle plate 124 is free high less than helical spring 7, be helical spring 7 in the normal condition lower part compressed making against plate 64 and second baffle 112 butts, thereby make sleeve pipe 6 relative second housings 10 be in first extreme position, at this moment, as shown in Figure 6, chopper 2 is housed in second cylindrical portion 12 of second housing 10 fully; When wood-split machine 100 uses, the elastic force that the operator overcomes spring 7 promotes moving against first baffle plate 124 of plate 64 in second housing 10 on the sleeve pipe 6 by grip part 3, as shown in Figure 8, thereby chopper 2 is stretched out outside second cylindrical portion 12, stretch out the outer chopper of second cylindrical portion 12 and contact with wood to be split and get final product firewood; After firewood is rived, operator's unclamp operation portion, spring 7 recovers distortion, promotes to move towards second baffle 112 against plate 64, thereby in chopper 2 automatic withdrawal second cylindrical portion 12, the state before recovering to use.
In the present embodiment, the distance that distance between first baffle plate 124 and the second baffle 112 moves in waist shape chute 63 less than spacing straight pin 115, therefore, restriction chopper 2 relative second housing, 10 displacements mainly be distance between first baffle plate 124 and the second baffle 112 and the decrement of spring 7, and spacing straight pin 115 mainly is limiting boot 6 rotating relative to second housing 10 with the cooperation of waist shape chute 63.Those skilled in the art are under above-mentioned technology enlightenment, can expect, on second housing 10 second baffle 112 can be set, and limited the relative position of chopper 2 and second housing 10 by spacing straight pin 115 mobile distance in waist shape chute 63, so, first cylindrical portion 11 and second cylindrical portion 12 can unite two into one, and structure is simpler.
Can produce vibration in chopper 2 courses of work, the vibration meeting is delivered on the grip part 3 by sleeve pipe 6, influence operator's operation comfort, present embodiment arranges spring at sleeve pipe 6 and second housing 10 not only can make sleeve pipe 6 automatically reset after second housing 10 moves, and also can alleviate the vibration of chopper to operator's negative effect.
Referring to Fig. 4, Fig. 7 and Fig. 9, second end 122 of second cylindrical portion 12 of second housing 10 forms guard shield 123, and guard shield 123 can be one-body molded with the part that second cylindrical portion, 12 lengthwises extend, and namely guard shield 123 is parts of second cylindrical portion 12; Guard shield 123 also independent part and install with second cylindrical portion 12 is connected.Because chopper 2 can move relative to second housing 10, thus, chopper 2 can move between the two positions relative to guard shield 123, the primary importance that relatively moves as shown in Figure 7 both, chopper 2 is housed in the guard shield 123, in the second place as shown in Figure 9, and chopper 2 at least part of stretching out outside the guard shield 123.The awl point 21 of chopper 2 is very sharp-pointed, and in primary importance, chopper 2 is housed in and can prevents in the guard shield 123 that the operator from touching awl point 21 with the protection operator; In the second place, it is outer and contact and wood can be rived with wood to be split that chopper 2 stretches out guard shield 123.
As previously mentioned, the chopper 2 of present embodiment has threaded portion 22, be the wood of effectively riving, the helical of threaded portion 22 has sharp-pointed blade, for the blade of avoiding the operator to touch threaded portion 22 is hurt, guard shield 123 on second housing 10 of present embodiment is except an end opening that can freely stretch for chopper 2, remaining part all is totally enclosed, that is to say, guard shield 123 arranges around chopper 2, thereby make chopper 2 at first extreme position of relative second housing 10, the operator can't touch chopper by the outer part of guard shield 123 openings.
Preferably, guard shield 123 is made by transparent material, and so, in wood-split machine 100 uses, the position that the operator can observe chopper 2 relative guard shields 123 easily concerns.
Referring to Fig. 1 and Fig. 3, wood-split machine 100 split bigger when wooden, guard shield 123 is wooden prior to chopper 2 contacts, and is therefore, preferred, the edge 1231 of guard shield 123 is consistent with the wooden surface configuration of chopper 2 contacts, like this, guard shield 123 can better be fitted with wooden surface to be split, thereby supports wooden, and can prevent in the splitting process that wood from splitting excessive velocities and pounding the operator, plays certain cushioning effect.The chopper 2 of present embodiment is the taper chopper, and the side face of the round log that the taper chopper is general and to be split contacts, and therefore, the edge 1231 of present embodiment guard shield 123 is arc, and the center of circle at arc edge 1231 is towards the direction of feed of chopper 2 and away from main body 1.The guard shield 123 at arc edge can with the side face excellent contact of the round log of various diameters.Those skilled in the art as can be known, the edge of guard shield 123 can also be in the plane, with end face excellent contact convenient and round log; Perhaps the mid portion at guard shield edge is arc, and periphery extends and to be in the plane, and like this, no matter chopper still is that side face contacts with the end face of round log, chopper can with wooden excellent contact to be split.
Preferred, guard shield 123 can also comprise first extension arranged in a crossed manner and second extension, thereby has jaw or be the jaw shape with reliable clamping wood, wooden rotation or mobile when preventing that chopper from just having begun to contact with wood.For increasing the frictional force of guard shield and workpiece, the edge of guard shield can arrange cushion, and perhaps the edge of guard shield is provided with toothed region.The holding workpiece when guard shield of jaw shape just contacts with workpiece at chopper, after chopper inserted workpiece, jaw needed to move to get out of the way the space that wood splits relative to workpiece, and thus, guard shield can move relative to first housing and/or second housing.Preferably, be provided with clutch between guard shield and first housing and/or second housing, when guard shield a certain condition occurred in the splitting process, clutch worked guard shield is moved relative to first housing or second housing.
Above-mentioned wood-split machine in use, the operator mentions wood place to be split with wood-split machine, make the edge 1231 of guard shield 123 and wooden butt to be split, the operator moves relative to second housing 10 along the axis X-X promotion operating portion 3 drive sleeve pipes 6 of chopper 2, thereby promotion chopper 2 moves relative to second housing 10 awl point 21 is exposed outside the guard shield 123, subsequently, by being arranged on switch 31 starters 41 on the grip part 3, motor 41 drives chopper 2 rotations, simultaneously, the operator continues to impose power towards chopper 2 directions to grip part 3, make chopper 2 in rotation, continue feeding along its axis X-directions X towards workpiece, make the threaded portion 22 of taper chopper 2 screw in wooden and the most at last wood rive.After a wood rived, the operator mentioned another root wood place to be split with wood-split machine 100 and repeats aforementioned process second wood is rived, and by that analogy, gives unnecessary details no longer one by one.Certainly, the operator is 2 rotations of the chopper of starter driving at the very start also, drive chopper 2 again and can smoothly wood be rived equally towards the workpiece feeding.
After wood-split machine is rived log into two, two half blocks are wooden can to split towards the chopper both sides, the wood that splits may be pounded the operator, for avoiding this danger, referring to Fig. 1, Fig. 4 and Fig. 5, also be provided with the lengthwise arm 91 that extends along the direction of motion lengthwise of chopper 2 relative workpiece on the main body 1 of the wood-split machine 100 of present embodiment.Lengthwise arm 91 comprises first end 92 that is connected with main body 1 and away from second end 98 of first end 92.On the feed line X-X of chopper 2, second end 98 is concordant, preferred with the awl point 21 of chopper 2 at least, thereby second end 98 exceeds chopper 2 convenient second ends 98 and ground butt in the direction of feed of chopper 2.
In the present embodiment, lengthwise arm 91 is arranged on second housing 10, be connected with the linking arm 8 that connects thereon for lengthwise arm 91 on second housing 10, linking arm 8 comprises cross-coupled the first arm 81 and second arm 82, the bearing of trend of the first arm 81 and second arm 82 intersects with the feed line X-X of chopper 2, one end of the first arm 81 and second arm 82 and second housing 10 are affixed, and the other end intersects formation joint portion 83, and first end 92 of lengthwise arm 91 is connected with the joint portion 83 of linking arm 8.The volume that second housing, the 10 tubular lengthwises of present embodiment extend with minimum moves axially for chopper 2, interfere for avoiding chopper 2 and lengthwise arm 91, the linking arm 8 that intersects with chopper 2 feed line X-X is set with installation lengthwise arm 91 at second housing 10, thereby lengthwise arm 91 and chopper 2 are kept at a certain distance away.It is that lengthwise arm 91 is connected with second housing 10 that the part that also linking arm 8 can be regarded as second housing 10, lengthwise arm 91 are connected with linking arm 8.Interchangeable, second housing 10 can be other arbitrary shape with the convenient lengthwise arm 91 of installing.Interchangeable, also can cancel the match connecto of second housing 10 and second housing 10 and first housing 4, at this moment, lengthwise arm 91 can be arranged on first housing 4.
In the present embodiment, the laterally extending scope of lengthwise arm 91 is positioned at the laterally extending scope of main body 1, in other words, adjutage 91 with length range that main body 1 overlaps in part be positioned on the main body 1 towards the projection of main body 1 direction, thereby lengthwise arm 91 and main body 1 position are more approaching, and chopper 2 is arranged on the main body 1, therefore, lengthwise arm 91 is just more approaching with chopper 2 positions, thereby chopper 2 is splitting somewhere, lengthwise arm 91 namely blocks the wood that splits in the periphery of chopper 2, improves safety in utilization.
Preferably, linking arm 8 is provided with the limiting section of restriction lengthwise arm 91 pivoting angles.Concrete, the joint portion 83 of linking arm 8 is provided with connecting hole 84, the first ends 92 and inserts in the connecting hole 84, and pivotal pin 94 passes joint portion 83 and first end 92 is connected lengthwise arm 91 pivots on the linking arm 8.Connecting hole 84 has the first relative side 841 and second side 842 along the bearing of trend of lengthwise arm 91,842 relative first sides 841, second side are away from the axis X-X of chopper 2, first side 841 and second side 842 are extended and can be intersected, lengthwise arm 91 under torsion spring 95 effect with second side, 842 butts, lengthwise arm 91 is at second extreme position and first side, 841 butts that pivot, so connecting hole 84 can limit the pivoting angle of lengthwise arm 91.The two sides of present embodiment by connecting hole are carried out spacing, simple in structure and reasonable to the pivoting angle of lengthwise arm.It may occur to persons skilled in the art that; on the linking arm connecting hole can be set; but linking arm is connected with lengthwise arm side butt and with pivotal pin; the pivoting angle of stop limits lengthwise arm is set in the side that linking arm and lengthwise arm offset in addition; as long as the function of its realization and the effect that reaches are identical with the present invention or close, all should be covered by in the protection domain of the present invention.
For the scope of activities that makes lengthwise arm 91 is bigger, 92 main body 1 translations relatively simultaneously of lengthwise arm 91 first ends, thereby make lengthwise arm 91 away from or close chopper.Preferably, lengthwise arm 91 first ends 92 connect with linking arm 8 slippages.One in first end 92 and the linking arm 8 is provided with the laterally extending elongated slot of direction of feed of broadsword v.broadsword mutually, and another in first end 92 and the linking arm 8 is provided with the projection that connects with elongated slot.In the present embodiment, preferred projection is lengthwise arm 9 and the pin 94 that linking arm 8 pivots and is connected, and can pivot simultaneously and slippage thereby sell 94, and is simple in structure and reasonable.
Concrete, in conjunction with Fig. 4 and Fig. 5, connecting hole 84 on the linking arm 8 also comprises the 3rd side 843 and the 4th side 844 of relative first side 842 and second side, 842 horizontally sets, first side 841, the 3rd side 843, second side 842, the 4th side 844 is linked in sequence into ring, joint portion 83 runs through the 3rd side 843 and the 4th side 844 is provided with horizontal elongated slot 85, laterally the bearing of trend S-S of elongated slot 85 on the plane that the bearing of trend Y-Y of the axis X-X of chopper 2 and lengthwise arm 91 determines with axis X-X at angle, preferred vertical, as shown in Figure 10 and Figure 11, pivotal pin 94 can slide in kidney slot 85, thus lengthwise arm 91 main body 1 translation on the extension line S-S of kidney slot 85 relatively.
In conjunction with Fig. 5 and Figure 10, under lengthwise arm 91 original states under the effect of torsion spring 95 its first end 92 make its second end 98 relative to choppers 2 with second side, 842 butts in the connecting hole 84, pivotal pin 94 is positioned at transverse groove 85 near the proximal most position of choppers 2 simultaneously; After splitting, can collide with lengthwise arm 91 in wood, the lengthwise arm 91 of present embodiment flexibly connects with main body 1, thereby when the wood that splits and 91 collisions of lengthwise arm, in conjunction with Fig. 5 and Figure 11, shown in Figure 11 arrow R, lengthwise arm 91 pivot make in its first end 92 and the connecting hole 83 first side, 841 butts so that second end 98 away from chopper 2, dotted line T1 represents the axis Y-Y before lengthwise arm 91 pivots among Figure 11, chain-dotted line T2 represents the axis Y-Y after lengthwise arm 91 pivots; Simultaneously, shown in arrow V among Figure 11, the pivotal pin 95 that is installed in lengthwise arm 91 first ends 92 can slide in the horizontal elongated slot 85 of linking arm 8 and away from chopper 2, thus, can there be the space of the wooden bump of bigger buffering in the lengthwise arm 91 that flexibly connects with linking arm 8, damages lengthwise arm 91 thereby avoid wooden with lengthwise arm 91 rigid collision.The lengthwise arm 91 relative linking arms 8 of present embodiment can pivot and translation simultaneously.Certainly lengthwise arm 91 only relatively linking arm 8 also pivot can, at this moment, on linking arm 8, only arrange and can get final product for the cylindrical hole that pivotal pin 94 rotates; Lengthwise arm 91 is only linking arm 8 translations relatively also, at this moment, at lengthwise arm 91 square pin that connects with transverse groove 85 are set and get final product.As long as the function of its realization and the effect that reaches are identical with the present invention or close, all should be covered by in the protection domain of the present invention.
The chopper 2 of present embodiment drives rotation by motor, can produce bigger moment of torsion to wood in the chopper 2 of rotation and the wooden process that contact splitting, and this moment of torsion may make wooden axis X-X rotation around chopper 2 and be unfavorable for riving of wood.In the present embodiment, the lengthwise arm 91 that extends along the direction lengthwise of chopper 2 relative workpiece feedings is set in main body 1, second end 98 of lengthwise arm 91 exceeds chopper 2 in the direction of feed of chopper 2, when chopper 2 rotation drive wood turn to lengthwise arm 9 butts, lengthwise arm 9 can stop wooden being further rotated, thereby thereby chopper 2 and static wood are contacted smoothly rives wood.Thus, the lengthwise arm of present embodiment can stop that not only the wood that splits hurts sb.'s feelings; When chopper rotates, can prevent that also wood from reversing.
Referring to Figure 10 to Figure 11, in the present embodiment, lengthwise arm 91 extends along the direction of feed of chopper 2, and at least part of of lengthwise arm 91 transversely extends towards first end 92 away from the direction of axis X-X from second end 98.Being lengthwise arm 91 increases progressively from the distance of at least part of and axis X-X of second end 98 on the direction of first end 92.Concrete, as shown in figure 10, lengthwise arm 91 arrives the distance L 1 of axis X-X relatively relatively near the some M of first end 92 less than lengthwise arm 91 to the distance L 2 of axis X-X near the some N of second end 98.In the chopper 2 splitting processes, the before upper end that contacts with chopper of wood can be begun to be separated into gradually two halves, wooden can separating with chopper 2 towards both sides, wood separately may collide with lengthwise arm 91, lengthwise arm 91 increases progressively from the distance of second end, 98 to first ends 92 with the axis X-X of chopper 2, at lengthwise arm 91 close first ends 92 one provides the space of dodging the wood that has separated on the one hand, avoid wooden and damage lengthwise arm 91 even at the cost of one's life with lengthwise arm 91, on the other hand, when chopper 2 drives rotation by motor, can be very fast when wood contacts rotation with chopper 2 contact with lengthwise arm 91 second ends 98, thereby as early as possible to wooden spline.Lengthwise arm 91 can be on the whole length of second end, 98 to first ends 92 increases progressively with the distance of the axis X-X of chopper 2, also the part lengthwise arm 91 that can extend since second end 98 increases progressively with the distance of the axis X-X of chopper 2, the end part that increases progressively can be lengthwise arm 91 near position concordant with second cylindrical portion 12 on the axis X-X of chopper 2, and namely lengthwise arm 91 laterally extends beyond second housing 10 away from the part of axis X-X at axis X-X from 98 beginnings of second end.
For lengthwise arm 91 is increased progressively from the distance of second end, 98 to first ends 92 with the feed line X-X of chopper 2, lengthwise arm 91 can extend along straight line; Also can extend along camber line towards a side of chopper 2, the central point of camber line is positioned at a side of lengthwise arm 91 contiguous choppers 2; Lengthwise arm 91 can also comprise along linearly extended part with along the part that camber line extends, and enumerates no longer one by one at this, but as long as the function of its realization is same or similar with effect and the present invention of reaching, then all should be covered by in the protection domain of the present invention.
As previously mentioned, thereby chopper 2 can move axially towards the workpiece feeding by relative second housing 10, preferably, chopper 2 relative to distance that second housing 10 moves less than chopper 2 before second housing 10 moves chopper 2 and lengthwise arm 91 second ends 98 along the distance on the chopper feed line X-X.Be chopper 2 in the process that second housing 10 moves, second end 98 of lengthwise arm 91 exceeds chopper 2 all the time on the direction of feed of chopper 2.In wood-split machine 100 uses, second end 98 of lengthwise arm 91 can contact with ground, and second end 98 exceeds chopper 2 all the time, and chopper 2 is in the process that moves relative to second housing 10, and chopper 2 can not contact with ground all the time, can avoid the damage on chopper 2 and ground.
Referring to Fig. 4 and Fig. 7, also be provided with the plate-like piece 93 greater than the face area of second end 98 on second end 98 of lengthwise arm 91, the lengthwise bearing of trend horizontally set of plate-like piece 93 relative lengthwise arms 91, plate-like piece 96 contacts the contact area that can increase lengthwise arm 91 and ground with ground, the plate-like piece 93 of present embodiment is towards the direction bending of chopper 2, interchangeable, plate-like piece 93 can be towards the direction bending that deviates from chopper 2, perhaps with second end, 98 concentric settings etc.Plate-like piece 93 can contact with ground, and plate-like piece 93 can be plane or cambered surface with ground contacting surface.Preferably, plate-like piece 93 is provided with cushion 99, and cushion 99 contacts with ground.Thereby cushion 99 contacts the more firm support wood-split machine of friction that can increase lengthwise arm 91 and ground on the one hand with ground, on the other hand, as shown in Figure 3, when wood collision lengthwise arm 91, the motion that cushion can be lengthwise arm 91 provides buffering to damage to prevent lengthwise arm 91.In the present embodiment, plate-like piece 93 is connected with lengthwise arm 91 second ends 98 smooth transition, has the arcwall face 96 away from chopper 2, and the center of circle of arcwall face 96 is towards chopper 2, so, angled thereby arcwall face 96 can contact the axis X-X and the ground that make chopper 2 with ground.When arcwall face 96 contacted with ground, the position that can adjust operating portion 3 accordingly gripped with the handled easily person.During wood-split machine 100 work, the operator can make plate-like piece 93 and ground butt, thereby along direction broadsword v.broadsword 2 application of forces perpendicular to ground; Plate-like piece 93 is contacted with ground with the arcwall face 96 that lengthwise arm 91 second ends 98 link to each other, thereby make chopper 2 towards wooden feeding along the straight line that acutangulates (or obtuse angle) with ground to chopper 2 application of forces, optimize operation interface, the handled easily person application of force, and the operator can make the diverse location of arcwall face 96 contact with ground by height and the operating habit of oneself, thereby change the angle on application of force direction and ground, adjust the vertical height on operating portion 3 relative ground simultaneously.Certainly, as previously mentioned, second end 98 of lengthwise arm 91 also can directly contact with ground, second end 98 and ground contacting surface can be arranged to as required plane or cambered surface all can, equally cushion can be set on second end 98 and the ground contacting surface.
In the present embodiment, only be provided with a lengthwise arm on the wood-split machine 100, interchangeable, two lengthwise arms also can be set on the wood-split machine 100, two lengthwise arm symmetries are positioned at the 180 degree settings at interval of chopper both sides, like this, can better stop the wood that splits, and when chopper rotates, no matter chopper still be rotated counterclockwise clockwise all can be effectively to the rotation stop of wood.Interchangeable, also can on the above-mentioned wood-split machine basis that two lengthwise arms are set, increase the 3rd a lengthwise arm again, the 3rd lengthwise arm equate with the distance of the first lengthwise arm and the second lengthwise arm and with the chopper setting that keeps at a certain distance away.During work, the 3rd lengthwise arm can with an end butt of round log to be split, to be split wooden of support that can be more firm and can guarantee that chopper riving wood with end of lumber a distance experiment showed, and with end of lumber a distance is easier wood rived.
Referring to Fig. 1, Fig. 3 and Figure 12, the wood-split machine 100 that present embodiment is provided with lengthwise arm 91 in use, the operator mentions wood-split machine 100 to wood place to be split, make the plate-like piece 93 and ground butt of lengthwise arm 91, and promote operating portion 3 along the axis direction X-X of chopper 2, thereby make chopper 2 expose outside the guard shield 123 and wooden butt relative to the awl point 21 that second housing 10 moves chopper 2, in preferred awl point 21 at least part of insertion wood, subsequently, by being arranged on switch 31 starters on the grip part 3, motor drives chopper 2 rotations, simultaneously, the operator continues to impose power towards chopper 2 directions to grip part 3, make chopper 2 in rotation along its axis direction towards the workpiece feeding, make the threaded portion 22 of taper chopper 2 screw in wooden and the most at last wood rive.After a wood rived, the operator mentioned another piece wood place to be split with wood-split machine 100 and repeats aforementioned process second block of wood is rived, and by that analogy, gives unnecessary details no longer one by one.When chopper is other form, move towards the workpiece feeding workpiece of riving relative to main body thereby can promote chopper equally.
As previously mentioned, but present embodiment wood-split machine 100 main bodys 1 upper shield 123 clampings and support wooden to make things convenient for chopper 2 towards the workpiece feeding; Lengthwise arm 91 can make things convenient for chopper 2 towards the workpiece feeding to the wooden spline of rotation equally.Thus, operator selectable is selected makes one in guard shield 123 on second housing 10 and the lengthwise arm 91 to play a supportive role, split larger-diameter when wooden, can be by second housing, 10 supporting workpieces, split less when wooden, can be by lengthwise arm support ground, thus the wood-split machine of present embodiment is widely used.
The wood-split machine of present embodiment is simple in structure, is suitable for being carried to wood place firewood to be split by the operator, and for alleviating operator's work burden, the weight of the wood-split machine 100 of present embodiment is smaller or equal to 12kg.Preferably, the weight of wood-split machine is smaller or equal to 10kg.Preferred, the weight of wood-split machine is smaller or equal to 9kg, and is preferred, and the weight of wood-split machine is smaller or equal to 8kg.
As previously mentioned, the wood-split machine 100 of present embodiment comprises main body 1, is arranged on the chopper 2 by the motor driving on the main body 1, is arranged on the lengthwise arm 91 on the main body 1.
For the weight that makes hand-held wood-split machine 100 less than 12kg, the main body 1 of present embodiment is made of plastics, weight is smaller or equal to 2kg.
The motor of wood-split machine 100 can be selected the series excited machine that volume is little, in light weight, rotating speed is high for use, and is preferential, and the weight of this series excited machine is smaller or equal to 1.5kg.Because the rotating speed of series excited machine very easily improves, and the diameter of series excited machine and rotating speed are inversely proportional to, under power one stable condition, improve the rotating speed of series excited machine, can reduce the diameter of motor, and then reduce volume and the weight of wood-split machine, the power of the series excited machine that this realization example is used at 500W between the 2000W, be preferably 1000W, motor speed is preferably 30000 rev/mins between 22000 rev/mins to 38000 rev/mins.Preferably, be provided with reduction gearing mechanism 42 between motor 41 and the driving shaft 51, speed reducing ratio can obtain best effect between 30 to 80, and alleviates the weight of wood-split machine.In addition, because the series excited machine price is lower than induction machine, can reduce the cost of firewood power tool.
For enough intensity is provided, chopper 2 is made by metal material, weight is smaller or equal to 2kg, as previously mentioned, the chopper 2 of present embodiment is the taper chopper, for alleviating the weight of chopper 2, threaded portion 22 can comprise the two parts that connect in turn, relative second portion elder generation of first contact workpiece, two parts are made with different materials, and the intensity of first is greater than the intensity of second portion.Preferably, can be set to hollow further to alleviate the weight of chopper 2 in chopper inside, the hollow inside of chopper can arrange rib to strengthen the intensity of chopper.
For weight reduction and reduce cost, lengthwise arm 91 preferably is made of plastics, simultaneously, because lengthwise arm 91 will stop the wood that splits, to must possess certain intensity to the wooden backstop of rotation simultaneously, therefore, lengthwise arm 91 has certain transverse width when lengthwise extends, so, the weight of lengthwise arm 91 is smaller or equal to 1.5kg.
For weight reduction and reduce cost, other critical piece of wood-split machine 100 such as sleeve pipe 6, linking arm 8 all can be made by plastics or lightweight metal material or plastics.
Wood-split machine 100 main bodys 1 lengthwise of present embodiment extends, and as shown in figure 12, generally by operator's operation of standing chopper 2 is contacted with workpiece to be split, be handled easily person operation, in conjunction with Fig. 7, the wood-split machine in the vertical direction of present embodiment, grip part 3 is to the maximum distance H of chopper 2
1More than or equal to 500mm smaller or equal between the 1000mm, H
1The distance of ordering to F for E point shown in Figure 6.Preferably, H
1More than or equal to 600mm smaller or equal between the 900mm; Preferred, H
1Smaller or equal between the 800mm, preferred more than or equal to 7000mm, H
1Be 750mm.Subpoint F is the subpoint of awl point 21 in the present embodiment.
As previously mentioned, wood-split machine 100 main bodys 1 of present embodiment are provided with lengthwise arm 91, and second end, the 98 phase broadsword v.broadswords 2 of lengthwise arm 91 are away from grip part 2, and are preferred, and on the feed line X-X of chopper 2, grip part 3 is to the maximum distance H of lengthwise arm 91
2At 800mm between the 1300mm, preferred value H
2At 900mm between the 1200mm.Preferred, grip part 3 is choppers 3 and grip part 3 solstics F 2 to 3 times to the maximum distance FG of lengthwise arm 91 second ends, i.e. H to the maximum distance EF of chopper 2
1Be H
2-H
12 to 3 times, thereby make wood-split machine 100 each several part eurythmies.G is the abutment on cushion 99 and ground.
Because being set in efferent 5 outer sleeve pipes 6 can relative main body 1 move axially under operating portion 3 promotes, thereby chopper 2 under operating portion 3 promotes relatively main body 1 move axially, in 3 moving process of grip part, grip part 3 and the plate-like piece 93 distance of the point on close ground can change, thereby can influence operator's operation comfort, in the present embodiment, grip part 3 along the feed line X-X of chopper 2 go up axially movable distance at 150mm between the 400mm.
As previously mentioned, sleeve pipe 6 and 10 slippages of second housing connect, and do not have the spacing straight pin 115 on kidney slot 63, the second housings 10 that lengthwise extends to connect with kidney slot 63 on the sleeve pipe 6, and preferred, as shown in Figure 6, grip part 3 is to the maximum distance H of kidney slot
3Be that kidney slot and grip part 3 are apart from the maximum distance H of solstics K to chopper 2
42 to 3 times.
What it may occur to persons skilled in the art that is, the present invention can also have other implementation, but as long as its technical spirit that adopts is identical with the present invention or close, and perhaps any variation of making based on the present invention and replacement are all within protection scope of the present invention.
Claims (11)
1. wood-split machine, comprise main body, be arranged on the chopper that is driven by motor on the described main body, it is characterized in that: also be provided with the lengthwise arm that extends along the direction lengthwise of the relative workpiece feeding of described chopper on the described main body, described lengthwise arm has first end and second end, described first end is connected with described main body, described main body comprises first housing that described chopper is set and second housing that connects with described first housing, thereby described chopper can move towards the workpiece feeding relative to described second housing, described chopper is in the process that described second housing moves, and described second end exceeds described chopper all the time along the direction of the relative workpiece feeding of described chopper.
2. wood-split machine as claimed in claim 1, it is characterized in that: described chopper and the described second housing slippage connect.
3. wood-split machine as claimed in claim 2, it is characterized in that: described first housing is provided with and the synchronization-moving guide of described chopper, and described guide and the described second housing slippage connect.
4. wood-split machine as claimed in claim 3, it is characterized in that: one in described guide and described second housing is provided with chute, and another in described guide and described second housing is provided with the locating part that connects with described chute slippage.
5. wood-split machine as claimed in claim 4 is characterized in that: described chute is the sealing chute that extends along the direction lengthwise that described chopper moves, and described chute limits the distance that described locating part moves.
6. wood-split machine as claimed in claim 3 is characterized in that: be provided with return springs between described guide and described second housing.
7. wood-split machine as claimed in claim 6, it is characterized in that: described guide is provided with against plate, described second housing is provided with described against the first relative baffle plate of plate, described first baffle plate is described relatively against close described lengthwise arm second end of plate, and described elastic component is arranged at described against between plate and described first baffle plate.
8. wood-split machine as claimed in claim 7, it is characterized in that: also be provided with second baffle on described second housing, described relatively first baffle plate of described second baffle is away from described lengthwise arm second end, describedly is arranged between described first baffle plate and the described second baffle against plate.
9. wood-split machine as claimed in claim 3 is characterized in that: described chopper drives rotation by motor, and described guide is sleeve pipe.
10. wood-split machine as claimed in claim 9, it is characterized in that: described first housing is provided with the grip part, and described grip part promotes sleeve pipe and moves relative to described second housing.
11. wood-split machine as claimed in claim 1 is characterized in that: in the primary importance that described chopper moves relative to described second housing, described chopper is contained in described second housing; In the second place that described chopper moves relative to described second housing, described chopper is at least part of to be stretched out outside second housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210003335XA CN103192436A (en) | 2012-01-06 | 2012-01-06 | Wood splitting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210003335XA CN103192436A (en) | 2012-01-06 | 2012-01-06 | Wood splitting machine |
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| Publication Number | Publication Date |
|---|---|
| CN103192436A true CN103192436A (en) | 2013-07-10 |
Family
ID=48715341
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210003335XA Pending CN103192436A (en) | 2012-01-06 | 2012-01-06 | Wood splitting machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104308250A (en) * | 2014-10-22 | 2015-01-28 | 中国科学院地质与地球物理研究所 | Simple chopping set |
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| DE20308853U1 (en) * | 2003-06-06 | 2003-08-14 | Lasco Heutechnik Gmbh, Lochen | Wood splitter has working-head driven by motor with positioner, rotary drive mechanism, stop-piece, splitter element and divider |
| US20060096666A1 (en) * | 2004-11-09 | 2006-05-11 | Andre St-Germain | Manual log splitting device |
| CN201098940Y (en) * | 2007-08-14 | 2008-08-13 | 杨卫平 | Vertical wood splitting machine |
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| US4362194A (en) * | 1981-01-29 | 1982-12-07 | Lawson Jack O | Manually mobile firewood log splitter |
| US4470440A (en) * | 1982-09-30 | 1984-09-11 | Thor Harry A | Impact producing tool |
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| CN104308250A (en) * | 2014-10-22 | 2015-01-28 | 中国科学院地质与地球物理研究所 | Simple chopping set |
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Application publication date: 20130710 |