CN201632566U - Machining equipment for paper-shredding cutter - Google Patents
Machining equipment for paper-shredding cutter Download PDFInfo
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- CN201632566U CN201632566U CN200920215825XU CN200920215825U CN201632566U CN 201632566 U CN201632566 U CN 201632566U CN 200920215825X U CN200920215825X U CN 200920215825XU CN 200920215825 U CN200920215825 U CN 200920215825U CN 201632566 U CN201632566 U CN 201632566U
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Abstract
The utility model discloses machining equipment for a paper-shredding cutter, which is used for fixing a plurality of blades on a knife shaft at certain interval to form the paper-shredding cutter; the machining equipment comprises a servo rotating mechanism and a pressing mechanism, wherein the servo rotating mechanism comprises a servo motor and a clamping device used for clamping the end part of the knife shaft and driving the knife shaft to rotate; the pressing mechanism comprises a press driving device and two pressing dies; the two pressing dies are arranged at two opposite sides of the knife shaft; and the two pressing dies are provided with a plurality of pressing blocks respectively and the pressing blocks pass through the clearance of adjacent blades to press the knife shaft. In the utility model, the stepping-type rotary pressing mode is adopted so that the pressing blocks pass through the clearance of adjacent blades to press the knife shaft, the material on the knife shaft flows to the direction of the internal hole of the blade and the bulges are formed at two sides of the blade so that the blade is fixed on the knife shaft to form the paper-shredding tool. In the utility model, the paper-shredding cutter machining equipment can machine the thin-blade paper-shredding cutter, has high machining efficiency, and leads to strong whole structure of the machined paper-shredding cutter.
Description
Technical field
The utility model relates to a kind of paper shredding cutter processing equipment, relates in particular to a kind of step-by-step movement of using and rotates the equipment that method is processed paper shredding cutters of suppressing.
Background technology
At present, in daily life or work, often having file paper needs to destroy, thereby prevents the data that other people obtain on the file to be put down in writing.Shredder mainly is to utilize in groups that string is solid to be arranged in parallel and the blade for shredding paper on the cutter shaft in relative rotation at two, when two cutter shafts rotate simultaneously, extruding waste paper, thereby utilize the blade for shredding paper on the cutter shaft that waste paper is cut into thin paper slip or particle, so the improvement of the quality of paper shredding cutters (being made up of cutter shaft and blade for shredding paper) and preparation method seem particularly important.And traditional paper shredding cutters processing method (be about to several blade for shredding paper and be fixed to the method that forms paper shredding cutters on the cutter shaft in a cluster), often use space collar that described blade for shredding paper is fixed in and make paper shredding cutters on the cutter shaft, make the paper shredding cutters that processes in this way comprise cutter shaft, several blades and space collar, blade is fixed on the axle by adjacent space collar, this paper shredding cutters processing method technology is simple, easy to operate, but the cost of described paper shredding cutters correspondingly increased because of having increased space collar; On the other hand, because the power that space collar bears is limited, during paper shredding cutters cutting waste paper, because of unbalance stress or stressed excessive the breaking of paper shredding cutters of very likely causing; Again on the one hand, owing to the some blade for shredding paper of string set and the space collar at interval on the cutter shaft of this paper shredding cutters, along with paper shredding cutters cutting waste paper, because wearing and tearing or unbalance stress are easy to cause the inclination or the skew of blade for shredding paper.
In order to address this problem, the utility model of Chinese patent application number 200910040722.9 (the utility model name is called a kind of paper shredding cutters and processing method thereof) is created the processing method that discloses a kind of paper shredding cutters, may further comprise the steps: (1) is contained in set of blades on the cutter shaft to be processed, and adopts anchor clamps to fix; (2) adopt the cutter shaft to be processed between the rolling tool blade to carry out roll extrusion or extruding, make cutter shaft between the adjacent knife blades to the both sides of blade projection, the middle groove that forms; (3) withdraw from rolling tool, utilize the groove between the adjacent knife blades and the boss of both sides thereof that blade is clamped and fastened on the cutter shaft.Paper shredding cutters by said method machine-shaping, comprise cutter shaft and blade, described blade is installed on the cutter shaft with certain being spaced, and has groove on the cutter shaft between the adjacent knife blades, the both sides of this groove raise up, and described blade is clamped and fastened between the boss of adjacent grooves.Though the paper shredding cutters that this method processes uses space collar to fix blade for need not, solved original technical problem, yet in actual production, rolling tool is in to cutter shaft roll extrusion or extruding, also successive contactor blade, and blade produces along the cutter shaft power (continue pressure that the roll extrusion blade is produced) of conflicting longitudinally, be easy to make blade to be out of shape, because when blade thickness is less than 2mm, blade usually causes distortion or breaks because bear the pressure of rolling tool inadequately, make paper shredding cutters defective.
Therefore, be badly in need of a kind of blade distortion that prevents, can approach the processing of blade paper shredding cutters, and the strong paper shredding cutter processing equipment of overall structure.
The utility model content
The purpose of this utility model is to provide a kind of blade distortion that prevents, can approach the processing of blade paper shredding cutters, and the strong paper shredding cutter processing equipment of paper shredding cutters overall structure that is processed into.
To achieve these goals, the utility model provides a kind of paper shredding cutter processing equipment, be used for some blades are fixed on a determining deviation and form paper shredding cutters on the cutter shaft, described paper shredding cutter processing equipment comprises servo rotating mechanism and suppresses mechanism, described servo rotating mechanism comprises servomotor and clamping device, the output shaft of described servomotor links to each other with described clamping device and controls described clamping device rotation, and the end of the described cutter shaft of described clamping device clamping also drives described cutter shaft rotation; The described mechanism that suppresses comprises and suppresses drive unit and two-combats pressing mold tool, the two described moulds of suppressing lay respectively at described cutter shaft two opposite sides longitudinally, and the two described die face of suppressing have several respectively and suppress piece with what a determining deviation was arranged on the one side of described cutter shaft, and the described drive unit of suppressing links to each other and controls and describedly suppress the gap that piece passes adjacent knife blades and suppress described cutter shaft with the described mould of suppressing.
Preferably, described clamping device comprises chuck and thimble, the output shaft of described servomotor links to each other with described chuck and controls described chuck rotation, and an end of the described cutter shaft of described chuck clamping also drives described cutter shaft rotation, and described thimble contacts the other end of described cutter shaft.During the clamping cutter shaft, control the action of described chuck and thimble simultaneously, make described chuck promptly and grasp an end of cutter shaft, described thimble stretches out and contacts in the machining hole of the cutter shaft other end to cutter axis orientation, and described cutter shaft is clamped between described chuck and the thimble; When discharging cutter shaft, control described chuck and thimble simultaneously and reset, make described chuck open and decontrols an end of cutter shaft, described thimble contraction is also withdrawed from the machining hole of the cutter shaft other end, so that described cutter shaft is from taking out between described chuck and thimble.
Particularly, described clamping device also comprises chuck base and thimble base, described chuck base is provided with cross track vertical with described cutter shaft and the long rails vertical with described cross track, described chuck is installed on the described chuck base, and can slide along described cross track and long rails; Described thimble base is provided with the thimble track vertical with described cutter shaft, and described thimble is installed on the described thimble base and along described thimble track and slides.During the described cutter shaft of described chuck clamping, control described chuck along described long rails to front slide, and then control an end of the tight and clamping cutter shaft of described jaw, when discharging described cutter shaft, the control chuck opens and decontrols an end of cutter shaft earlier, control again described chuck longitudinally track slide backward, an end that breaks away from cutter shaft fully, so that described paper shredding cutters is taken out,, hinder the carrying out of pickup work in order to avoid described chuck blocks the end of cutter shaft from paper shredding cutter processing equipment.And described cross track is vertical with described cutter shaft respectively with described thimble track and be positioned at the cutter shaft two ends, during the processing paper shredding cutters, need continuously to use to suppress the two opposite sides that piece is suppressed cutter shaft, yet owing to be difficult to accomplish the synchronous two opposite sides of suppressing cutter shaft fully in the reality, cutter shaft rocks in the time of can not avoiding suppressing, and cutter shaft irregular rocks the distortion that is easy to cause paper shredding cutters, cross track and thimble track are set, can prevent because rocking of cutter shaft produces the paper shredding cutters distortion so that the chuck and the thimble at clamping cutter shaft two ends slide along with rocking of cutter shaft.
Preferably, the described drive unit of suppressing comprises hydraulic cylinder and servo motor, described servo motor links to each other with described hydraulic cylinder and regulates the range ability of described hydraulic cylinder, and described hydraulic cylinder links to each other and controls the described mould of suppressing and move back and forth with respect to described cutter shaft with the described mould of suppressing.Described hydraulic cylinder uses the hydraulic oil of compression to do power, and is not only simple in structure, bigger than the power of cylinder, and can more effectively suppress described cutter shaft, forms projection on the cutter shaft between the adjacent knife blades, and described blade is fixed on the cutter shaft.Described servo motor can automatically be regulated the range ability (displacement when being the piston rod action of hydraulic cylinder) of described hydraulic cylinder by control system, thereby regulates the described degree of depth of suppressing that mould is suppressed described cutter shaft of suppressing accurately.
Preferably, described paper shredding cutter processing equipment also comprises pushing up gets mechanism, described top is got mechanism and is comprised that the top gets Ban Heding and get drive unit, described top is got plate and is positioned at described cutter shaft one side, and described top is got plate and is had several tops of arranging at certain intervals on the one side of described cutter shaft and get piece, and described top is got drive unit and described top and got plate and link to each other and control described top and get the described cutter shaft of gap pushing tow that piece passes adjacent knife blades.Described top is got mechanism and is used for the paper shredding cutters pickup that will process, described top is got several tops on the plate and got piece and make described paper shredding cutter processing equipment can be under the situation of wear damage paper shredding cutters or not be taken off material from the processing district that two-combats pressing mold tool and clamp mechanism surround, and is convenient to operation.
Particularly, described top is got drive unit and is comprised that two tops get hydraulic cylinder, and two tops are got hydraulic cylinder and are arranged side by side in described top and get backboard to a side of described cutter shaft and drive described top and get plate and move back and forth with respect to described cutter shaft.Described hydraulic cylinder uses the hydraulic oil of compression to do power, power is enough big, can more effectively the paper shredding cutters pushing tow from described clamping device that processes be come out, and after described paper shredding cutters top is got, can control the top and get the plate rollback, get paper shredding cutters for push up next time.
The mode that paper shredding cutter processing equipment described in the utility model adopts the step-by-step movement rotation to suppress is processed paper shredding cutters, promptly earlier with blade with a determining deviation string on cutter shaft, re-use and somely suppress the gap that piece passes between adjacent knife blades and suppress cutter shaft, material on the cutter shaft is flowed to the endoporus direction of blade, and form projection at the position that cutter shaft is pressed close to blade, described projection is positioned on the cutter shaft of blade both sides and is looped around equably on the circumference of cutter shaft, makes blade be fixed on the described cutter shaft and forms paper shredding cutters.Compared with prior art, on the one hand, the utility model closes on described blade by the mode of suppressing on described cutter shaft position forms projection, cutter shaft remains static when suppressing, and under the action of suppressing, it is very short to suppress the contacted time of cutter and cutter shaft, in this case, even because rocking of cutter shaft makes that suppressing cutter presses blade, also can finish this state in a short period of time, and blade also can be at one time restores under the effect of self elastic force, prevent the distortion of blade or cracked, make the utility model paper shredding cutter processing equipment can approach the processing of blade paper shredding cutters, prevent the blade distortion.On the other hand, the mode that the utility model is suppressed by the step-by-step movement rotation is suppressed described cutter shaft, promptly suppress once described cutter shaft, again angle is suppressed in one of described cutter shaft rotation, the projection of suppressing the blade both sides formation of some circles back is looped around on the described cutter shaft circumference equably, make firm being fixed on the described cutter shaft of described blade, the paper shredding cutters Stability Analysis of Structures that machines; Again on the one hand, the utility model shredded paper process equipment comprises servo rotating mechanism and suppresses mechanism, described servo rotating mechanism comprises servomotor and clamping device, the described mechanism that suppresses comprises and suppresses drive unit and two-combats pressing mold tool, described clamping device is used for the cutter shaft that the clamping string has several blades, the two described templates of suppressing are positioned at described cutter shaft two opposite sides longitudinally, the two opposite sides of cutter shaft are suppressed in the gap that is used to pass adjacent described blade simultaneously, the working (machining) efficiency height, described servomotor is used for suppressing the described cutter shaft of back rotation at every turn, and the rotation number of degrees are accurate; In addition, the blade on the paper shredding cutters that paper shredding cutter processing equipment described in the utility model processes fixes described blade by the projection that is formed at the blade both sides, overall simple, and stable, overall structure is strong.Therefore, the utility model paper shredding cutter processing equipment can approach the processing of blade paper shredding cutters, prevents the blade distortion, and the working (machining) efficiency height, and the paper shredding cutters overall structure that is processed into is strong, Stability Analysis of Structures.
Description of drawings
Fig. 1 is the vertical view of paper shredding cutter processing equipment described in the utility model.
Fig. 2 is the front view behind the mould suppressed that paper shredding cutter processing equipment is removed cutter shaft one side among Fig. 1.
Fig. 3 is the vertical view of paper shredding cutter processing equipment processing paper shredding cutters described in the utility model.
Fig. 4 is the front view behind the mould suppressed that paper shredding cutter processing equipment is removed cutter shaft one side among Fig. 3.
Fig. 5 is the right view after paper shredding cutter processing equipment described in the utility model is removed described chuck.
Fig. 6 a is the schematic diagram before the described paper shredding cutters processing.
Fig. 6 b is the schematic diagram after the described paper shredding cutters processing.
Fig. 7 a to Fig. 7 f has showed the processing technology figure that uses paper shredding cutter processing equipment processing paper shredding cutters described in the utility model.
The specific embodiment
By describing technology contents of the present utility model, structural feature in detail, realized purpose and effect, give explanation below in conjunction with embodiment and conjunction with figs. are detailed.
The utility model paper shredding cutter processing equipment 100 is used for several blades 52 are fixed on formation paper shredding cutters 15 on the cutter shaft 51 with a determining deviation, it comprises servo rotating mechanism and suppresses mechanism 13, described servo rotating mechanism and suppress mechanism 13 and be installed on the frame 11, referring to figs. 1 to Fig. 5, the concrete structure function of the utility model paper shredding cutter processing equipment 100 is described.
Referring to figs. 1 to Fig. 4, described servo rotating mechanism comprises clamping device 12 and servomotor 23, the output shaft of described servomotor 23 links to each other with described clamping device 12 and controls described clamping device 12 rotations, and described cutter shaft 51 rotations are also controlled in the end of the described cutter shaft 51 of described clamping device 12 clampings.The preferably, described clamping device comprises chuck 21 and thimble 22, described chuck 21 and thimble 22 lay respectively at the two ends of cutter shaft 51, the output shaft of described servomotor 23 links to each other with described chuck 21 and drives described chuck 21 rotations, one end of the described cutter shaft 51 of described chuck 21 clampings also drives described cutter shaft 51 rotations, and described thimble 22 contacts the other end of described cutter shaft 51.Wherein, described chuck 21 by one promptly hydraulic cylinder 211 controls its open with pawl and tightly move, described thimble 22 holds out against hydraulic cylinder 221 its expanding-contracting actions of control by one.
Particularly, described clamping device 12 also comprises chuck base 212 and thimble base 222, described chuck base 212 is made up of first base plate 213 and second base plate 214, first base plate 213 is provided with the cross track 241 vertical with described cutter shaft 51, described second base plate 214 is provided with the long rails 242 perpendicular with cross track 241, described chuck 21 is slidingly connected in the cross track 241 of described first base plate 213, described first base plate 213 is slidingly mounted in the long rails 242 of described second base plate 214, and described second base plate 214 is fixed on the frame 11 and is positioned at an end of cutter shaft 51; Described thimble base 222 is provided with the thimble track 243 vertical with described cutter shaft 51, and described thimble base 222 is fixed on the frame 11 and is positioned at the other end of cutter shaft 51, and described thimble 22 is slidingly connected in the described thimble track 243.More specifically, the position of described chuck 21 on long rails 242 controlled by a slip hydraulic cylinder, described slip hydraulic cylinder links to each other with described first base plate 213, and control first base plate 213 and on described long rails 242, slide, advance with respect to cutter shaft 51 or retreat thereby drive described chuck 21.Wherein, described chuck 21 can be free to slide in cross track 241, and thimble 22 can be free to slide in thimble track 243.
With reference to figure 3 and Fig. 4, the operation principle of described clamping device 12 clamping cutter shafts 51 is described, when grasping cutter shaft 51, earlier cutter shaft to be processed 51 is delivered between chuck 21 and the thimble 22, described slip hydraulic cylinder control described chuck 21 longitudinally track 242 to front slide, described promptly hydraulic cylinder 211 moves simultaneously with the described hydraulic cylinder 221 that holds out against, the described chuck 21 of described promptly hydraulic cylinder 211 controls promptly, make described chuck 21 grasp an end of described cutter shaft 51, the meanwhile described described thimble 22 of hydraulic cylinder 221 controls that holds out against stretches out to the other end of described cutter shaft 51, make described thimble 22 stretch in the machining hole of described cutter shaft 51 other ends and contact on the inwall of this machining hole the two ends of described clamping device 12 clamping cutter shafts 51.When discharging cutter shaft 51, described promptly hydraulic cylinder 211 resets simultaneously with the described hydraulic cylinder 221 that holds out against, the described chuck 21 of described promptly hydraulic cylinder 211 controls opens, make chuck 21 unclamp an end of described cutter shaft 51, meanwhile holding out against hydraulic cylinder 221 control thimbles 22 retreats, make described thimble 22 withdraw from the machining hole of described cutter shaft 51 other ends, described clamping device 12 discharges described cutter shaft 51, the hydraulic cylinder that slides at last control chuck 21 retreats along described long rails 242, make cutter shaft 51 break away from clamping device 12 fully, so that the paper shredding cutters 15 that processes is taken out from paper shredding cutter processing equipment 100, in order to avoid described chuck 21 blocks the end of cutter shaft 15.
Referring to figs. 1 to Fig. 5, the described mechanism 13 that suppresses comprises two-combats pressing mold tool 32 and suppresses drive unit 31, the described mould 32 of suppressing lays respectively at described cutter shaft 51 two opposite sides (two-combats pressing mold tool 32 lays respectively at the left and right sides of cutter shaft 51 in the present embodiment) longitudinally, and two-combats pressing mold tool 32 has several on the one side of cutter shaft 51 respectively and suppresses piece 33 with what a determining deviation was arranged, and the described drive unit 31 of suppressing links to each other and controls and suppress the gap that piece 33 passes adjacent knife blades 52 and suppress described cutter shaft 51 with the described mould 32 of suppressing.With reference to figure 3 and Fig. 5, during work, two-combats hydraulic driver 31 drives two-combats pressing mold tool 32 respectively and does reciprocating action with respect to cutter shaft 51, make the gap that piece 33 passes adjacent blade 52 of suppressing suppress on the mould 32 suppress cutter shaft 51, and groove of middle formation of the cutter shaft between adjacent knife blades 52 51, material on the former groove flows to the endoporus direction of blade 52, and forms projection in blade 52 both sides.
The preferably, the described drive unit 31 of suppressing comprises hydraulic cylinder 311 and servo motor (not shown), described servo motor links to each other with described hydraulic cylinder 311 and regulates the range ability of described hydraulic cylinder 311, and described hydraulic cylinder 311 links to each other and drives the described mould 32 of suppressing and move back and forth with respect to described cutter shaft 51 with the described mould 32 of suppressing.Particularly, have a limited block on the piston rod of described hydraulic cylinder 311, described limited block links to each other with servo motor, can regulate the position of limited block on piston rod by the operation servo motor, the range ability of piston rod in the control hydraulic cylinder 311, thus the degree of depth of suppressing of suppressing piece 33 regulated.Generally speaking, after cutter shaft 51 quilts are suppressed a circle, need to regulate and suppress the degree of depth, at this moment described servo motor moves and drives described limited block and moves on described piston rod, limited block is moved to the appropriate location can finish the adjusting of suppressing the degree of depth.Wherein, use hydraulic cylinder as power source, not only simple in structure, and the power of a cylinder is big, can more effectively suppress described cutter shaft 51, forms projection in blade 52 both sides and makes described blade 52 be fixed on the cutter shaft 51.
The preferably, with reference to figure 1 and Fig. 2, the utility model paper shredding cutter processing equipment 100 also comprises pushing up gets mechanism 14, described top is got mechanism 14 and is comprised that plate 42 is got on the top and drive unit 41 is got on the top, the side (downside that plate 42 is positioned at described cutter shaft 51 is got on the top described in the present embodiment) that plate 42 is positioned at described cutter shaft 51 is got on described top, and described top is got plate 42 and is had several tops of arranging at certain intervals on the one side of described cutter shaft 51 and get piece 43, and described top is got drive unit 41 and described top and got plate 42 and link to each other and control the top of getting on the plate 42 on described top and get the gap pushing tow cutter shaft 51 that piece 43 passes adjacent knife blades 52.After paper shredding cutters 15 machines, need be with paper shredding cutters 15 from clamping device 12 with suppress in the processing district that mechanism 13 surrounds and take out, at this moment, the top is got drive unit 41 action and control top and is got plate 42 and move up, make described top get several tops on the plate 42 and get the below that gap that piece 43 passes adjacent knife blades 52 is butted on cutter shaft 51, continuation is got plate 42 with the top and is upwards pushed away, and just can make paper shredding cutters 15 upwards break away from the processing district.The preferably, described top is got drive unit 41 and can be made up of two hydraulic cylinders, and two hydraulic cylinders are arranged in parallel in the top and get plate 42 belows, and controls described top and get plate 42 and move up and down with respect to cutter shaft 51.
Paper shredding cutter processing equipment described in the utility model is the method that adopts the step-by-step movement rotation to suppress, on the cutter shaft 51 of blade 52 both sides, form several projectioies 531, and the projection 531 that forms is looped around on cutter shaft 51 circumference and with blade 52 and is fixed on the cutter shaft 51, forms paper shredding cutters 15.Shown in Fig. 6 a and Fig. 6 b, before paper shredding cutters 15 processing, several blades 52 are through on the cutter shaft 51 with a determining deviation string, and cutter shaft 51 is separated into several cutter shafts suppresses portion 53, and blade 52 lays respectively at the two ends that cutter shaft is suppressed portion 53.For blade 52 is fixed on the cutter shaft 51, use is suppressed gap that mould passes adjacent knife blades 52 and is suppressed cutter shaft and suppress portion 53, make cutter shaft suppress the middle groove 532 that forms of portion 53, blade 52 directions that original material at groove 532 places is suppressed portion 53 two ends to cutter shaft flow, and form projection 531 at the two ends that cutter shaft is suppressed portion 53, described protruding 531 are positioned at the both sides of blade 52, and the projection 531 by blade 52 both sides is fixed on blade 52 on the cutter shaft 51, thereby finish the processing of paper shredding cutters 15.With reference to figure 6a and Fig. 6 b, Fig. 7 a to Fig. 7 f describes the related paper shredding cutters processing method of shredded paper process equipment described in the utility model 100 in detail, and concrete steps are as follows:
(1) several blades 52 is contained on the cutter shaft to be processed 51 with a determining deviation;
(2) shown in Fig. 6 b and Fig. 7 a, suppress described cutter shaft along the gap that direction of arrow M passes adjacent knife blades 52 and suppress portion 53, described cutter shaft is suppressed and is suppressed out groove 532 in the portion 53, the material at groove 532 places flows to the endoporus direction of blade 52, makes described cutter shaft suppress portion 53 two ends and closes on the position of blade 52 and suppressed out projection 531.
(3) shown in Fig. 7 a,, angle is suppressed in described cutter shaft 51 one of rotation along arrow N direction;
(4) shown in Fig. 7 b and Fig. 7 c, repeating step (2) until formed some protruding 531 described blade 52 being fixed on a determining deviation on the described cutter shaft 51, forms paper shredding cutters 15 to step (3) several times;
Wherein, Fig. 7 c has showed the schematic diagram when described cutter shaft 51 is suppressed a circle, when cutter shaft 51 is suppressed a circle, formed several projectioies 531 will be evenly distributed in cutter shaft and suppress on the whole circumference of portion 53, if described to suppress angle smaller, it is appropriate to suppress the degree of depth, several grooves 532 of suppressing formation link to each other in twos, make and be polygon on the cross section of base in the middle of described cutter shaft is suppressed portion 53 of several grooves 532, several projectioies 531 of suppressing formation link to each other in twos and form a circle, and are looped around cutter shaft and suppress on the whole circumference at two ends of portion 53.Cutter shaft 51 is along a dislocation of arrow N direction rotation angle among Fig. 7 c, and described dislocation angle is described half of angle suppressed.Fig. 7 d has showed and will suppress the schematic diagram of cutter shaft 51 after a dislocation of the cutter shaft 51 rotations angle once more along arrow M direction, because the dislocation angle is to suppress half of angle, rotate the cutter shaft that a dislocation suppresses cutter shaft 51 after the angle once more and suppress portion 53, starting point when second circle is suppressed will drop on the corner angle of adjacent grooves 532 bases formation, former polygonal edges and corners will form a new seamed edge, to form a new projection 533 between former two adjacent projectioies 531, these three projectioies link up and constitute the projection that the edge is more level and smooth and cross-sectional area is bigger 534, make blade 52 more firm being fixed on the cutter shaft 51.Fig. 7 e-Fig. 7 f has showed that second circle suppresses cutter shaft 51, schematic diagram when cutter shaft 51 is suppressed two circles, two circles suppress that groove 532 that the back forms links to each other in twos and the cross section in the middle of cutter shaft is suppressed portion 53 on form a polygon, first lap suppresses that the projection 531 of formation and projection 533 that second circle is suppressed formation are common to be constituted projection 534, described protruding 534 and be looped around described cutter shaft and suppress portion 53 and close on the two ends circumference of blade 52.
For describing the operation principle of using the utility model paper shredding cutter processing equipment 100 and the method for using this paper shredding cutter processing equipment 100 to process paper shredding cutters in detail, with reference to figure 3 to Fig. 7 f, concrete steps are as follows:
(S1) with reference to figure 3 and Fig. 4, there is the cutter shaft 51 of several blades 52 to put string between chuck 21 and the thimble 22, by the slip hydraulic cylinder control described chuck 21 longitudinally track 242 slide 50mm forward, described then promptly hydraulic cylinder 211 moves simultaneously with the described hydraulic cylinder 221 that holds out against, an end of described cutter shaft 51 is firmly grasped and grasped to described chuck 21, described thimble 22 stretches in the machining hole of described cutter shaft 51 other ends and is resisted against on the inwall of this machining hole, makes the two ends of the described cutter shaft 51 of described clamping device 12 clampings.
(S2) with reference to figure 3 and Fig. 5, suppress drive unit 31 control and suppress mould 32 to the described cutter shaft 51 directions 25mm that advances, make the gap of suppressing on the mould 32 that piece 33 passes adjacent knife blades 52 of suppressing be butted on the two opposite sides that cutter shaft is suppressed portion 53.
(S3) with reference to figure 6b and 7a, suppressing drive unit 31 control suppresses and suppresses cutter shaft along arrow M direction once more behind the mould 32 rollback 5mm and suppress portion 53, the two opposite sides that make cutter shaft suppress portion 53 form groove 532, original material at groove 532 places flows to the endoporus direction of blade 52, and form projection 531 at groove 532 two ends, and described protruding 531 are positioned at blade 52 both sides; Servomotor 23 moves and drives described cutter shaft 51 and suppresses angle 30 degree along one of arrow N direction rotation.
(S4) with reference to figure 7b to Fig. 7 c, repeat above-mentioned steps (S3), suppressing number of times until rotation reaches 6 times, corresponding cutter shaft rotation 6 times, because two-combats pressing mold tool 32 is suppressed cutter shaft from the two opposite sides of cutter shaft 51 respectively and suppressed portion 53, therefore rotation is suppressed 6 times, and behind each swivel knife shaft 30 degree, cutter shaft 51 is suppressed a circle just, and the groove 532 of suppressing formation intersects and be dodecagon in twos on the cross section of cutter shaft 51.Wherein, Fig. 7 b suppresses twice back cutter shaft to suppress the cross sectional representation in portion 53 centre positions, and Fig. 7 c suppresses the cross sectional representation that cutter shaft after 6 times is suppressed portion 53 centre positions.
(S5) with reference to figure 7c, servomotor 23 operations are also controlled described cutter shaft 51 along a dislocation of arrow N direction rotation angle 15 degree.
(S6) with reference to figure 7d, suppressing drive unit 31 control suppresses and suppresses cutter shaft along arrow M side once more behind the mould 32 rollback 5mm and suppress portion 53, dark 0.5mm when this is suppressed the depth ratio first lap and suppresses, because in the step (S5), cutter shaft 51 has been rotated 15 degree, the starting point of suppressing piece 33 has dropped on first lap and has suppressed on the dodecagonal corner angle of formation, and at new seamed edge of this edges and corners formation, the groove 532 of promptly suppressing formation is positioned at two adjacent groove 532 infalls that first lap is suppressed formation, form new projection 533 between corresponding with it former two adjacent projectioies 531, the new projection that forms 533 and be attached thereto former protruding 531 constitute projectioies 534 more level and smooth and that cross-sectional area is bigger jointly, make blade 52 more firm being fixed on the cutter shaft 51; With reference to figure 7d, the described cutter shaft 51 of servomotor 23 controls is suppressed angle 30 degree along one of arrow N direction rotation.
(S7) with reference to figure 7e and Fig. 7 f, repeat above-mentioned steps (S6), suppressing number of times until rotation reaches 12 times, cutter shaft 51 is rotated 12 times, make cutter shaft 51 be suppressed two circles, the groove 532 of suppressing formation intersect mutually and the cross section in the middle of cutter shaft is suppressed portion 53 on form a dodecagon, first lap suppresses that the projection 531 of formation and projection that second circle is suppressed formation 533 are common to be constituted projection 534, described protruding 534 and be looped around described cutter shaft and suppress on the circumference at portion 53 two ends.Wherein, Fig. 7 e suppresses the schematic diagram that cutter shaft after 8 times is suppressed cross sections in the middle of the portion 53, and Fig. 7 f suppresses the schematic diagram that cutter shaft after 12 times is suppressed cross sections in the middle of the portion 53.
(S8) top is got the described top of drive unit 41 control and is got the top of plate 42 and get the downside that gap that piece 43 is upward through adjacent knife blades 52 is against cutter shaft 51, suppress drive unit 31 controls and suppress mould 32 rollbacks to initial point (state before the work), firmly grasp hydraulic cylinder 211 and hold out against hydraulic cylinder 221 and reset simultaneously, described chuck 21 opens and discharges an end of cutter shaft 51, meanwhile thimble 22 shrinks and withdraws from the machining hole of cutter shaft 51 other ends, slip hydraulic cylinder control chuck 21 slides 50mm backward, the top is got drive unit 41 control top and is got plate 42 and move up and break away from by clamping device 12 and suppress the processing district that mechanism 13 surrounds until described paper shredding cutters 15, finishes pickup.
Wherein, describedly suppress angle and specifically suppress number of times and can determine according to actual conditions, in the conventional paper shredding cutters processing, the described angle of suppressing is 12 degree, the dislocation angle is 6 degree, it is 15 times that first lap is suppressed number of times, it is 15 times that second circle is suppressed number of times, can reach better effect, suppress two circles after, it is three decagons that cutter shaft is suppressed the polygon that forms on the cross section in the middle of the portion 53, it is more level and smooth to make cutter shaft between the adjacent knife blades 52 suppress portion 53, the outward flange of suppressing the projection 534 of formation approaches circle, when paper shredding cutters 15 is used for shredded paper, has reduced the probability of hook strip paper scrap.It should be noted that each drive unit in the utility model also can be replaced by cylinder or other power sources.
Above disclosed only is preferred embodiment of the present utility model, can not limit the interest field of the utility model certainly with this, and therefore the equivalent variations of being done according to the utility model claim still belongs to the scope that the utility model is contained.
Claims (5)
1. paper shredding cutter processing equipment, be used for some blades are fixed on a determining deviation and form paper shredding cutters on the cutter shaft, it is characterized in that, described paper shredding cutter processing equipment comprises servo rotating mechanism and suppresses mechanism, described servo rotating mechanism comprises servomotor and clamping device, the output shaft of described servomotor links to each other with described clamping device and controls described clamping device rotation, and the end of the described cutter shaft of described clamping device clamping also drives described cutter shaft rotation; The described mechanism that suppresses comprises and suppresses drive unit and two-combats pressing mold tool, the two described moulds of suppressing lay respectively at described cutter shaft two opposite sides longitudinally, and the two described die face of suppressing have several respectively and suppress piece with what a determining deviation was arranged on the one side of described cutter shaft, and the described drive unit of suppressing links to each other and controls and describedly suppress the gap that piece passes adjacent knife blades and suppress described cutter shaft with the described mould of suppressing.
2. paper shredding cutter processing equipment as claimed in claim 1, it is characterized in that, described clamping device comprises chuck and thimble, the output shaft of described servomotor links to each other with described chuck and controls described chuck rotation, one end of the described cutter shaft of described chuck clamping also drives described cutter shaft rotation, and described thimble contacts the other end of described cutter shaft.
3. paper shredding cutter processing equipment as claimed in claim 2, it is characterized in that, described clamping device also comprises chuck base and thimble base, described chuck base is provided with cross track vertical with described cutter shaft and the long rails vertical with described cross track, described chuck is installed on the described chuck base, and can slide along described cross track and long rails; Described thimble base is provided with the thimble track vertical with described cutter shaft, and described thimble is installed on the described thimble base and along described thimble track and slides.
4. paper shredding cutter processing equipment as claimed in claim 1, it is characterized in that, the described drive unit of suppressing comprises hydraulic cylinder and servo motor, described servo motor links to each other with described hydraulic cylinder and regulates the range ability of described hydraulic cylinder, and described hydraulic cylinder links to each other and drives the described mould of suppressing and move back and forth with respect to described cutter shaft with the described mould of suppressing.
5. paper shredding cutter processing equipment as claimed in claim 1, it is characterized in that, also comprise pushing up and get mechanism, described top is got mechanism and is comprised that the top gets Ban Heding and get drive unit, described top is got plate and is positioned at described cutter shaft one side, and described top is got plate and is had several tops of arranging at certain intervals on the one side of described cutter shaft and get piece, and described top is got drive unit and described top and got plate and link to each other and control described top and get the described cutter shaft of gap pushing tow that piece passes adjacent knife blades.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920215825XU CN201632566U (en) | 2009-12-31 | 2009-12-31 | Machining equipment for paper-shredding cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920215825XU CN201632566U (en) | 2009-12-31 | 2009-12-31 | Machining equipment for paper-shredding cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201632566U true CN201632566U (en) | 2010-11-17 |
Family
ID=43077041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920215825XU Expired - Lifetime CN201632566U (en) | 2009-12-31 | 2009-12-31 | Machining equipment for paper-shredding cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201632566U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101716647B (en) * | 2009-12-31 | 2012-06-13 | 东莞精锐电器五金有限公司 | Paper shredding cutter processing equipment |
-
2009
- 2009-12-31 CN CN200920215825XU patent/CN201632566U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101716647B (en) * | 2009-12-31 | 2012-06-13 | 东莞精锐电器五金有限公司 | Paper shredding cutter processing equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20101117 Effective date of abandoning: 20091231 |