CN101850443B

CN101850443B - Double-saw-blade cutting machine capable of adjusting cutting angle

Info

Publication number: CN101850443B
Application number: CN 201010165927
Authority: CN
Inventors: 翟秋朗; 翟伟军
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-04-02
Filing date: 2010-04-16
Publication date: 2012-12-12
Anticipated expiration: 2030-04-16
Also published as: CN101850443A

Abstract

The invention relates to a double-saw-blade cutting machine capable of adjusting the cutting angle, which comprises a stander, a fixed working platform, a central shaft and two power assemblies. The power assemblies comprise a rotary working platform. The working platform is supported by the stander. The middle part of the fixed working platform is provided with a circular hole for the rotary working platform to rotate therein. The central shaft is coaxially and vertically arranged below the circular hole. The two power assemblies are rotatablely connected with the central shaft. The power assemblies are respectively and horizontally rotated at certain angle so as to lead saw blades to be fed in a way of swinging up and down and alternately cutting the material on the working platform. The double-saw-blade cutting machine fills the gap that no double-saw-blade cutting device is available for specially adjusting the angle for a long time, thus being major breakthrough of a cutting processing machine.

Description

Can adjust the cutter with double saw bits of cutting angle

Technical field

The present invention relates to cutting processing machinery, relate in particular to a kind of cutter with double saw bits of adjusting cutting angle.

Background technology

At present, in the process of using the machine cuts material, for the cutting of a plurality of segments of section bar of strip; If otch is vertical, so more easy to handle, section bar is fixed on the backup plate of cutting machine; Saw blade so just can cut out a vertical otch perpendicular to section bar.But it is just exquisite to some extent to have certain angle for the section bar two ends that cut out; Following dual mode is generally arranged: a kind of is with the cutting machine that has rotating disk; With the saw blade needed angle that swings aside, so just cut out the otch at an end band oblique angle, again material is moved to opposite side; And saw blade swung to the identical angle of opposite side rightabout, just can cut out the oblique angle otch of other end rightabout equal angular.This method realizes the cutting at any angle easily, but each clamping can only cut out the oblique angle otch of an end.Another kind is the saw blade with two drives, and settle accordingly the branch both sides, angle as required (the normally miter angle of standard) administration of fixed, and saw blade feed simultaneously also can once cut out two corresponding angular cuts.Though this method can cut out two angular cuts by a clamping, suitable realization adjustment at any angle.Therefore, do not have at present a kind of can adjust angle again can No. one time clamping cut out the cutter with double saw bits tool of two oblique angle otch.

Summary of the invention

To the shortcoming of prior art, the purpose of this invention is to provide a kind of cutter with double saw bits of adjusting cutting angle, can a clamping section bar be cut out two oblique angle otch, can adjust the angle at said oblique angle again as required.

To achieve these goals; Technical scheme of the present invention is: a kind of cutter with double saw bits of adjusting cutting angle; Comprise frame, workbench, central shaft and two power assemblies; Said rack support workbench; Central shaft vertically is placed in the bottom of work top, and two power assemblies are that the axle center is rotatably connected on the said central shaft with the central shaft, this power assembly can be respectively rotational angle and make from bottom to top swingingly feed and alternately cut the material on the work top of saw blade flatly.

Said power assembly comprises saw blade, rotating stand, saw blade power set, saw blade pendulous device, saw blade swing feed power set.Said each device all is that matrix is connected to become an integral body directly or indirectly with the rotating stand, is again that connector is connected with central shaft with the rotating stand.Said power assembly has saw blade cutting function, saw blade swing function, saw blade rotational angle function, saw blade rotational angle fixed function.

Said saw blade power set comprise motor or by gear-box or bearing block that motor drove.It is rotatable that saw blade is to spiral in the garden, can be directly installed on the rotating shaft of motor or by on the output shaft of gear-box that motor drove or bearing block and realize the cutting function of saw blade.The rotation direction of saw blade can be just to change, and also can be counter-rotating.The precedence of left and right two saw blades cutting can be set arbitrarily.

Said saw blade pendulous device comprises swing support arm, support arm shaft, support arm axle bed.The rotation end of swing support arm is installed on the support arm axle bed through support arm shaft, and its swinging end is installed the saw blade power set, and the support arm axle bed is installed on the rotating stand.Under the effect of saw blade swing feed power set, realize the swing function of saw blade.

Said saw blade swing feed power set comprise cylinder, oil cylinder, screw mandrel or lever one of them, and corresponding connector.Supported end is placed on the rotating stand, and flexible end is hinged with the swinging end of swing support arm.

Said saw blade rotational angle function and central shaft, central shaft support, rotating stand are relevant.Central shaft is vertical with the table top of workbench; It is fixed by the central shaft support, is placed in the bottom of work top circular port central authorities, and the central shaft support is connected with workbench or frame; The shaft hole of two rotating stands is connected on the central shaft with rotating mode alternately; Because two power assemblies all are matrix with the rotating stand, saw blade is included in the power assembly and interlock (following identical) with it, so saw blade has just had the rotational angle function.Again because the plane that is connected with other part of two rotating stands is same level, so the device that is comprised in two power assemblies is a sustained height.Central shaft can be directly fixed on the frame of workbench bottom in addition.

Said saw blade rotational angle fixed function and workbench, rotating stand, connector, rotation work platen, fixture, screw, screw handle are relevant.Have the shape hole, garden of matching on the said work top with the left-right rotation working plate; Positioned beneath power assembly in this same axle center, hole, the connector bottom connects rotating stand, and top connects the rotation work platen; The rotation work platen can the shape hole, garden on workbench in rotational angle; Fixture is connected with the rotation work platen earlier, and the effect through screw and screw handle is fixed on fixture on the workbench according to selected angle, thereby has fixed the angle that the power assembly rotates.

Said two power assemblies can increase synchronous rotational angle device when needing to rotate synchronously corresponding angle, and this synchronous rotational angle device is placed between two power assemblies and is attached thereto.

Said synchronous rotational angle device comprises pedestal, screw mandrel, nut and two connecting rods, and an end and the nut on the screw mandrel of every connecting rod are hinged, and the other end and one of them rotating stand are hinged.And cause the hand wheel or the numerical control device of engine body exterior through the transmission device transmission of forming with parts such as chain, belt or gears.In addition, the rotational angle device also can be other equivalent structure synchronously.

Outside above primary structure, can also increase some auxiliary equipment as required, like the hold down gag of material, self-feeding and discharging device; Safety device, chip cleaning plant, graduation apparatus; And pneumatic, electric controller, digital display and numerical control device, console etc.

Said structure with the Joint effect that composition is produced is: material is fixed on the both sides of rotation work platen; Left and right two saw blades are done adjustment arbitrarily or adjustment synchronously in certain angular range; Be fixed on then on the selected angle position; The left and right two saw blades priority alternatively swinging that has power is by the lower direction top motion of work top, until material cut is finished.Reach the clamping material No. one time, cut out the purpose of two oblique angle otch continuously.Be particularly suitable for the cutting of Aluminum plastics door and window line ball material.

Compared with prior art, the invention solves the vacancy of the two saw blade cutting equipments that do not have the whole angle of special adjustable for a long time, is a quantum jump of cutting processing machinery, is worthy of promotion and application.

Description of drawings

Below in conjunction with accompanying drawing the present invention is done further detailed description.

Fig. 1 is the main TV structure sketch map of the embodiment of the invention.

Fig. 2 is the left view that Fig. 1 removes two power assembly display centre axles etc.

Fig. 3 is the vertical view that Fig. 1 removes protective cover.

Fig. 4 is that Fig. 1 removes the partial view of overlooking two power assemblies behind workbench and the rotation work platen.

Fig. 5 is that Fig. 1 is with the left-handed partial view that shows left side power assembly and keep the right side connector of saw blade.

To be Fig. 1 show saw blade dextrorotation right side power assembly and cut open the partial view of left side connector Fig. 6.

The specific embodiment

See also Fig. 1 to Fig. 6; The cutter with double saw bits of the cutting angle adjusted of this embodiment mainly comprises frame 1, workbench 2, rotation work platen 3 (a pair of), central shaft 5, central shaft support 6, saw blade 7 (two), motor 8, and (two), swing support arm 9 (two), support arm shaft 10 (two), support arm axle bed 11 (two), rotating stand 12 (a pair of), swing support arm power set 13 (two covers), cylinder connect bearing 14 (two in two covers, a cover)), connector 17 (two in two covers, a cover), fixture 19 (a pair of), composition such as tumbler 25 (when needs rotate synchronously, selecting for use) and backup plate 30 synchronously.

Frame 1 is supporting workbench 2; Upper surface at workbench 2 has the shape hole, garden 4 of matching with two rotation work platens 3; Below these 4 same axle center, hole, vertically settle central shaft 5, central shaft 5 is fixing by central shaft support 6, and central shaft support 6 is connected the bottom of workbench 2.Two power assemblies 21 are installed and connection by following relation respectively: saw blade 7 is contained on the motor 8. and the rotation end of swing support arm 9 is installed on the support arm axle bed 11 through support arm shaft 10, and its swinging end is installed motor 8.Support arm axle bed 11 is installed on the rotating stand 12.Swing support arm power set 13 adopt cylinder to promote version, and its supported end connects bearing 14 through cylinder and is connected with rotating stand 12, and the flexible end 15 of cylinder is hinged with the bearing pin 16 on the swing support arm 9.Rotation work platen 3 is connected with rotating stand 12 through connector 17, the shaft hole 18 of two rotating stands 12 alternately with the axis coinciding of central shaft 5 and hinged with rotating mode.Fixture 19 is connected with rotation work platen 3 earlier, is fixed on fixture 19 on the workbench 2 through lock screw handle 20 according to selected angle.Because rotation work platen 3 is connected with rotating stand 12 through connector 17, so fixture 19 also fixed rotating stand 12 simultaneously, promptly fixed power assembly 21.All directly or indirectly respectively with turn left and right the parts that bearing 12 is connected for matrix and comprise saw blade 7, motor 8, swing support arm 9, support arm shaft 10, support arm axle bed 11, swing support arm power set 13, cylinder connection bearing 14, rotation work platen 3, connector 17, fixture 19 etc. and be connected to become two power assemblies 21 respectively, rotate in the certain angle scope around central shaft 5 respectively.Rotational angle device 25 is placed between two power assemblies 21 synchronously; It is made up of parts such as pedestal 26, screw mandrel 27, nut 28, connecting rods 29; Be transferred to the operation handwheel 22 of engine body exterior through sprocket wheel 23, chain 24; Rotate handwheel 22 screw mandrel 27 is rotated, thereby nut 28 is moved forward and backward, and make left and right two power assembly locking phases rotational angle accordingly through affecting of left and right two connecting rods 29.Backup plate 30 is placed in the upper surface of workbench 2, settles clamping cylinder 31 on the top of backup plate 30 both sides, is used for fixing material.Boundary at workbench 2 and rotation work platen 3 can settle rule 32, so that for referencial use during the adjustment angle.Above workbench 2, protective cover 33 can be installed, in case sawdust flies out.Can settle electric element case 34, pneumatic element case 35 and control cabinet 36 etc. to do conventional attached configuration in the periphery of frame 1.

The working procedure of cutting machine of the present invention is: during original state, left and right two saw blades 7 all be in rotation work platen 3 below, and do not contact mutually; Rotate handwheel 22; Rule 32 with reference to workbench is selected needed angle, pulls locking screw handle 20, and fixedly the rotation work platen 3.Start pneumatic, electric device, material is put on workbench 2 or the rotation work platen 3, start cylinder 31 material is compressed; Set a wherein at first feed of side saw blade 7 arbitrarily, this moment, saw blade 7 was fulcrum through swing support arm power set 13 with rotating stand 12, rose around support arm shaft 10 swings; Material one side is cut off, retreated to initial point then immediately, then the saw blade 7 beginning feeds of opposite side; Again the opposite side material is cut off, retreat to initial position again immediately.This moment, two layers of material alternately cut.Accomplish one time cutting process.

Present embodiment can optionally increase self-feeding and discharging device, and chip cleaning plant, and structures such as digital display or numerical control device will make operation more comfortable, and raise the efficiency.

The cutter with double saw bits that present embodiment can be adjusted cutting angle is a vertical cutting machine, through reasonably change conversion, changes angle and settles and also can become horizontal or with the cutting machine of the skewed cutting angle adjusted as central shaft being changed fixed angle, workbench.

Though invention has been described through above embodiment, the present invention is not limited to the embodiment of above announcement, and should contain various modification, equivalent combinations of carrying out according to the essence of embodiment.

Claims

1. the cutter with double saw bits that can adjust cutting angle; Comprise frame, workbench, central shaft and two power assemblies; It is characterized in that; Said rack support workbench; Said central shaft vertically is placed in the bottom of work top, and said two power assemblies are that the axle center is rotatably connected on the central shaft with the central shaft, and said power assembly comprises saw blade, rotating stand, saw blade power set, saw blade pendulous device and saw blade swing feed power set; Said saw blade, saw blade power set, saw blade pendulous device and saw blade swing feed power set are that matrix is connected to become an integral body directly or indirectly with the rotating stand, are that connector is connected with central shaft with the rotating stand.

2. the cutter with double saw bits of adjusting cutting angle according to claim 1; It is characterized in that; Said saw blade is placed on the saw blade power set; The saw blade power set are placed on the swinging end of saw blade pendulous device, and the rotation end of saw blade pendulous device is placed on the rotating stand through the support arm axle bed, and saw blade swing feed power set are placed between the swinging end and rotating stand of saw blade pendulous device.

3. the cutter with double saw bits of adjusting cutting angle according to claim 1; It is characterized in that; Said central shaft is fixed by the central shaft support; The central shaft support is connected the bottom of workbench or is connected on the frame of workbench bottom, and perhaps central shaft is directly fixed on the frame of workbench bottom.

4. the cutter with double saw bits of adjusting cutting angle according to claim 1; It is characterized in that; Said two power assemblies are respectively axle center rotational angle in certain angular range with the central shaft; Be respectively again that matrix passes through connector and is connected with a rotation work platen with the rotating stand, and fixture is connected the back according to selected angle with the rotation work platen, is fixed on the said workbench and fixed with fixture.

5. the cutter with double saw bits of adjusting cutting angle according to claim 1; It is characterized in that; Also further comprise synchronous rotational angle device, this synchronous rotational angle device comprises pedestal, screw mandrel, nut and two connecting rods, and an end and the nut on the screw mandrel of every connecting rod are hinged; The other end and one of them rotating stand are hinged, and are passed to the hand wheel or the numerical control device of engine body exterior through the transmission device of forming with chain, belt or gear.