CN103964238A - Slitter machine unrolling fixing device and high-speed slitter machine - Google Patents
Slitter machine unrolling fixing device and high-speed slitter machine Download PDFInfo
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- CN103964238A CN103964238A CN201410177600.5A CN201410177600A CN103964238A CN 103964238 A CN103964238 A CN 103964238A CN 201410177600 A CN201410177600 A CN 201410177600A CN 103964238 A CN103964238 A CN 103964238A
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Abstract
The invention discloses a slitter machine unrolling fixing device and a high-speed slitter machine. The slitter machine unrolling fixing device comprises a cylindrical outer shell and a center shaft which is installed in the outer shell in a rotatable mode. An installation flange is arranged at one end of the center shaft, and at least one ejecting mechanism is arranged in the axial direction of the center shaft. The ejecting mechanism comprises a cam and at least three ejecting blocks. The cross section of the cam is a regular polygon. The number of sides of the regular polygon is the same as that of the ejecting blocks. The cam is arranged on the center shaft, and the center line of the cam coincides with that of the center shaft. Radial holes are evenly formed in the periphery wall of the outer shell and correspond to all the ejecting blocks. The shape of the radial holes is matched with that of the ejecting blocks. Each ejecting block is embedded into the corresponding radial hole in a sliding mode. One end, located on the inner side of the outer shell, of each ejecting block is provided with an arc surface or a plane, the ejecting blocks are matched with the cam in a sliding mode, and one end, located on the outer side of the outer shell, of each ejecting block is provided with ejecting threads. In this way, only radial clamping force is exerted on a paper tube core, the two ends of the paper tube core will not deform after pressing, and therefore service life is prolonged.
Description
Technical field
The present invention relates to paper processing equipment technical field, especially relate to a kind of cutting machine and unreel anchor fitting and high-speed cutter.
Background technology
Cutting machine is a kind of the raws MAT'L such as wide cut paper, film to be cut into the multistage mechanical equipment of material in a narrow margin, and its principal organ generally includes cutting part, unreels part, rolling part and deflector roll part.In the prior art, unreeling part is comprised of driving clamping device, unwinding rack and the chuck etc. that is arranged on unwinding rack two ends, chuck is the solid construction with tapering, on its circular conical surface, be provided with along the circumferential direction well-distributed pretension tooth, driving clamping device can drive the chuck at two ends to make straight-line motion and the straight-line motion deviating from mutually in opposite directions, thereby the paper tube core being set on two chucks is clamped and unclamped.Yet, in actual production, often occur that two chucks are by the phenomenon of the two ends compressive strain of paper tube core, cause chuck to skid, cause unwinding tension unstable and affect product design, when serious, also directly cause paper tube core two ends to be ftractureed, in the service life that shortens paper tube core, this has increased productive costs undoubtedly.
Foregoing only, for auxiliary understanding technical scheme of the present invention, does not represent and admits that foregoing is prior art.
Summary of the invention
Main purpose of the present invention is to provide a kind of cutting machine to unreel anchor fitting, is intended to make the gripping power of paper tube core to remain unanimously, prevent the two ends compressive strain of paper tube core, thus the service life of prolongation paper tube core.
For achieving the above object, the invention provides a kind of cutting machine and unreel anchor fitting, comprise cylindrical shell and be installed in rotationally the center shaft in described shell, one end of described center shaft is provided with a mounting flange, along at least a set of support agency of being axially provided with of described center shaft; Described support agency comprises cam and at least three jacking blocks, and the cross-sectional plane of described cam is equilateral polygon, and the limit number of described equilateral polygon is identical with the quantity of described jacking block; Described cam is arranged on described center shaft, and the line of centers of described cam overlaps with the line of centers of described center shaft; On the perisporium of described shell, be provided with equably the radial hole corresponding with the position of each jacking block, the shape of described radial hole and the shape of described jacking block are suitable, and each jacking block is embedded slidably in corresponding radial hole; One end that described jacking block is positioned at described shell inner side is arc surface or plane, and coordinates with described cam slide, and one end that described jacking block is positioned at described shell outside is provided with the tooth that holds that holds paper tube core.
Preferably, described support agency comprises the first support agency and the second support agency arranging along the axially spaced-apart of described center shaft; Described the first support agency comprises the first cam and three the first jacking blocks, and described the second support agency comprises the second cam and three the second jacking blocks; The cross-sectional plane of described the first cam and the second cam is equilateral triangle, and the length of side of the cross-sectional plane of described the first cam is greater than the length of side of the cross-sectional plane of described the second cam; Described shell has two sections and holds position, be respectively corresponding with described the first support agency first to hold position, and corresponding with described the second support agency second holds position, and the described first external diameter that holds position is greater than the described second external diameter that holds position; Described first hold position perisporium on be provided with equably three the first radial holes, the shape of the shape of described the first radial hole and described the first jacking block is suitable, each first jacking block is embedded slidably in the first radial hole of correspondence; Described second hold position perisporium on be provided with equably three the second radial holes, the shape of the shape of described the second radial hole and described the second jacking block is suitable, each second jacking block is embedded slidably in the second radial hole of correspondence.
Preferably, described the first jacking block and the second jacking block are all cube, at least one side of described the first jacking block is provided with together the first limited impression, and the position corresponding with described the first limited impression on the perisporium of described shell, offers the first spacing tapped bore communicating with described the first radial hole; By screwing in described the first spacing tapped bore and stretching to the screw in described the first limited impression, described the first jacking block is limited in described the first radial hole; At least one side of described the second jacking block is provided with together the second limited impression, and the position corresponding with described the second limited impression on the perisporium of described shell, offers the second spacing tapped bore communicating with described the second radial hole; By screwing in described the second spacing tapped bore and stretching to the screw in described the second limited impression, described the second jacking block is limited in described the second radial hole.
Preferably, described the first cam has one first central through hole, the second cam has one second central through hole, and described the first cam and the second cam are set in respectively the relevant position of described center shaft by described the first central through hole and the second central through hole, and is fixedly connected with described center shaft.
Preferably, the camming surface of described the first cam offers at least one first tapped bore communicating with described the first central through hole, by screwing in described the first tapped bore and being connected to the screw on described center shaft, by described the first cam lock on described center shaft; The camming surface of described the second cam offers at least one second tapped bore communicating with described the second central through hole, by screwing in described the second tapped bore and being connected to the screw on described center shaft, by described the second cam lock on described center shaft.
Preferably, described cutting machine unreels anchor fitting and also comprises clutch shaft bearing, the second bearing, the 3rd bearing and the 4th bearing being set on described center shaft; Described clutch shaft bearing and the second bearing are positioned at the both sides of described the first cam, and described the 3rd bearing and the 4th bearing are positioned at the both sides of described the second cam; In described shell, the position corresponding with described clutch shaft bearing, the second bearing, the 3rd bearing and the 4th bearing is provided with clutch shaft bearing hole, the second bearing hole, the 3rd bearing hole and the 4th bearing hole.
Preferably, described cutting machine unreels anchor fitting and also comprises the first sleeve and the second sleeve being set on described center shaft; Described the first sleeve between described clutch shaft bearing and described the first cam, the inner ring butt of one end of described the first sleeve and described clutch shaft bearing; Described the second sleeve between described the second bearing and described the first cam, the inner ring butt of one end of described the second sleeve and described the second bearing.
Preferably, described cutting machine unreels anchor fitting and also comprises the first end cap and the second end cap that is positioned at described shell two ends; Described the first end cap is annular arrangement, is set on described center shaft, and is fixedly connected with one end of described shell; Described the second end cap is fixedly connected with described center shaft.
Preferably, the side that described the first end cap is relative with described clutch shaft bearing convexes with an annular protrusion, and described annular protrusion is connected on the inner ring of described clutch shaft bearing.
The present invention further provides a kind of high-speed cutter, comprise cutting machine body and unwinding rack, in addition, described high-speed cutter also comprises that the cutting machine described in the above-mentioned any one embodiment of two covers unreels anchor fitting, wherein a set of cutting machine unreels one end that anchor fitting is fixed on described unwinding rack, the anti-roll anchor fitting of another set of cutting machine is fixed on the other end of described unwinding rack, and two cover cutting machines unreel anchor fitting and arrange in opposite directions.
A kind of cutting machine provided by the present invention unreels anchor fitting and high-speed cutter, along at least a set of support agency of being axially provided with of center shaft, a plurality of jacking blocks that this support agency utilizes cam principle to promote to be embedded equably on the perisporium of shell simultaneously outwards slide, to clamp the inwall of paper tube core, because the propulsive effort that makes support agency clamp paper tube core acts on the tractive force on paper tube core from high-speed cutter, therefore the two ends of paper tube core are only subject to radial clamping power, can prevent the two ends compressive strain of paper tube core, greatly extended the service life of paper tube core, and this radial clamping power remains consistent, paper tube core smooth running, the phenomenon that there will not be paper tube core to throw switch, when using, by rotation case, can make jacking block outwards slide, until slide block is clamped on the inwall of paper tube core, and when needs take off paper tube core, by rotating backward shell, can make jacking block inwardly slide, and until slide block is separated with the inwall of paper tube core, simple to operate, improved production efficiency, in addition, owing to unreeling in anchor fitting two covers or the above support agency of two covers are set at cutting machine, be therefore applicable to clamp the paper tube core of plurality of specifications, commonality is high, in process of production, can reduce and change the number of times that cutting machine unreels anchor fitting.
Accompanying drawing explanation
Fig. 1 is the three-dimensional assembly diagram that cutting machine of the present invention unreels anchor fitting one embodiment;
Fig. 2 is the exploded perspective view that the cutting machine shown in Fig. 1 unreels anchor fitting;
Fig. 3 is the front elevation that the cutting machine shown in Fig. 1 unreels anchor fitting;
Fig. 4 is that the cutting machine shown in Fig. 3 unreels anchor fitting along the cutaway view of A-A line.
The realization of the object of the invention, functional characteristics and advantage, in connection with embodiment, are described further with reference to accompanying drawing.
The specific embodiment
Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
The invention provides a kind of cutting machine and unreel anchor fitting, referring to Fig. 1 and Fig. 2, in one embodiment, this cutting machine unreels anchor fitting and comprises cylindrical shell 100 and be installed in rotationally the center shaft 200 in this shell 100, consider that cutting machine unreels the durability issues of anchor fitting, shell 100 and center shaft 200 are made by metallic material, carbon steel for example, corrosion-resistant steel etc., one end of this center shaft 200 is provided with a mounting flange 210, by this mounting flange 210, cutting machine can be unreeled to anchor fitting and (for example be installed to matching used cutting machine, high-speed cutter) on, in order to be easy for installation and removal, this mounting flange 210 by bolted on the corresponding component of cutting machine, be on mounting flange 210, to offer to be a plurality ofly positioned on same circumference and well-distributed through hole 211, in addition, in order to improve cutting machine, unreel the installation positioning precision of anchor fitting, can also on mounting flange 210, offer for the dowel hole (not shown) of location is installed, or, in the center of mounting flange 210 outside end faces, be convexly equipped with a registration mast (not shown).
In order to be set in cutting machine, unreel the locking of anchor fitting paper tube core, this cutting machine unreels anchor fitting along at least a set of support agency of being axially provided with of center shaft 200, during use, this support agency can apply radial clamping power on the inwall of paper tube core, thereby make cutting machine unreel anchor fitting, be attached on paper tube core and synchronously rotate with paper tube core, realize pulsation-free and unreel.
Particularly, described support agency comprises cam (corresponding diagram 2 is the first cam 300 and the second cam 500) and at least three jacking blocks (corresponding diagram 1 to Fig. 3 is the first jacking block 400 and the second jacking block 600), the cross-sectional plane of cam be equilateral polygon (for example, equilateral triangle, square etc.), and the limit number of this equilateral polygon is identical with the quantity of jacking block; Cam is arranged on center shaft 200, and the line of centers of cam overlaps with the line of centers of center shaft 200, in the present embodiment, cam can be shaped on center shaft 200, also can with center shaft 200 split settings, and be fixed on center shaft 200 by relevant applicable connection structure; On the perisporium of shell 100, be provided with equably the radial hole corresponding with the position of each jacking block (corresponding diagram 2 is the first radial hole 110 and the second radial hole 120), the shape of radial hole and the shape of jacking block are suitable, each jacking block is embedded slidably in corresponding radial hole, and jacking block can radially reciprocatingly sliding along shell 100; One end that jacking block is positioned at shell 100 inner sides is arc surface or plane, and coordinate with cam slide, and jacking block be positioned at the one end in shell 100 outsides be provided with hold paper tube core hold tooth (corresponding diagram 1 to Fig. 3 be first hold tooth 410 and second hold tooth 610), therefore make in process that shell 100 and center shaft 200 produce relative rotation, cam promotes each jacking block along the radially outward slip of shell 100 simultaneously, and when the drift angle of cam slides to the center of bottom surface of jacking block, jacking block outwards slides into limit travel position.It is worth mentioning that, in order to reduce the wearing and tearing of cam and jacking block contact interface, improve the robust motion of jacking block simultaneously, all drift angles of cam are all made fillet and are processed, the camming surface that is cam is the combination of plane and arc surface, or the camming surface of cam is the arcwall face of continuously smooth transition.
A plurality of jacking blocks that described support agency utilizes cam principle to promote to be embedded equably on the perisporium of shell 100 simultaneously outwards slide, to clamp the inwall of paper tube core, because the propulsive effort that makes support agency clamp paper tube core acts on the tractive force on paper tube core from cutting machine, therefore the two ends of paper tube core are only subject to radial clamping power, can prevent the two ends compressive strain of paper tube core, greatly extended the service life of paper tube core, and this radial clamping power remains consistent, paper tube core smooth running, the phenomenon that there will not be paper tube core to throw switch.When using, by rotation case 100, can make jacking block outwards slide, until slide block is clamped on the inwall of paper tube core; And when needs take off paper tube core, by rotating backward shell 100, can make jacking block inwardly slide, and until slide block is separated with the inwall of paper tube core, simple to operate, improved production efficiency; In addition, owing to unreeling in anchor fitting two covers or the above support agency of two covers are set at cutting machine, be therefore applicable to clamp the paper tube core of plurality of specifications, commonality is high, in process of production, can reduce and change the number of times that cutting machine unreels anchor fitting.
In the present embodiment, above-mentioned support agency comprises the first support agency and the second support agency arranging along the axially spaced-apart of center shaft 200, the structure of the first support agency and the second support agency forms completely similar, principle of work is identical, cutting machine unreels anchor fitting and has the first support agency and the second support agency, only need to use the first support agency or the second support agency to establish paper tube core thereon by gripping sleeve, for example, the first support agency is for being fixedly clamped compared with the paper tube core of large diameter, and the second support agency is for the paper tube core of the less internal diameter that is fixedly clamped, therefore cutting machine of the present invention unreels anchor fitting and is applicable to the fixedly paper tube core of plurality of specifications, greatly improved the commonality that cutting machine unreels anchor fitting, in actual production, without the cutting machine that is equipped with plurality of specifications, unreel anchor fitting, reduced the cost of configuration related accessory.
Particularly, the first support agency comprises that the first cam 300 and three the first jacking block 400, the second support agencies comprise the second cam 500 and three the second jacking blocks 600.Wherein, the cross-sectional plane of the first cam 300 and the second cam 500 is equilateral triangle, and the length of side of the cross-sectional plane of the first cam 300 is greater than the length of side of the cross-sectional plane of the second cam 500; Shell 100 has two sections and holds position, respectively corresponding with the first support agency first to hold position, with corresponding with the second support agency second hold position, when using cutting machine to unreel anchor fitting, according to the size of paper tube core internal diameter, optionally be set in first and hold position or second to hold position upper, corresponding with the size of the first cam 300 and the second cam 500, the first external diameter that holds position is greater than the second external diameter that holds position; First hold position perisporium on be provided with equably three first shapes of radial hole 110, the first radial holes 110 and the shape of the first jacking block 400 suitable, each first jacking block 400 is embedded slidably in the first radial hole 110 of correspondence; In like manner, second hold position perisporium on be provided with equably three second shapes of radial hole 120, the second radial holes 120 and the shape of the second jacking block 600 suitable, each second jacking block 600 is embedded slidably in the second radial hole 120 of correspondence.In better embodiment, the line of centers of all the first radial holes 110 is all positioned at first and holds on a cross-sectional plane of position, the line of centers of all the second radial holes 120 is all positioned at second and holds on a cross-sectional plane of position, thereby the gripping power of guarantee effect on the inwall of paper tube core is positioned at same plane, make paper tube core there is better fixed effect.
In the present embodiment, the first jacking block 400 and the second jacking block 600 are cube, but, be to be understood that, the first jacking block 400 of the embodiment of the present invention and the shape of the second jacking block 600 are not limited only to cube, for example, the first jacking block 400 and the second jacking block 600 can also be cylinder and other any suitable polygonal bodies.Wherein, in order to make the motion of the first jacking block 400 and the second jacking block 600 more steady, better effects if is fixedly clamped, at least one side of the first jacking block 400 is provided with the first limited impression 420 together, correspondingly, the position corresponding with this first limited impression 420 on the perisporium of shell 100, offer the first spacing tapped bore 111 communicating with the first radial hole 110, in like manner, at least one side of the second jacking block 600 is provided with the second limited impression 620 together, correspondingly, the position corresponding with this second limited impression 620 on the perisporium of shell 100, offer the second spacing tapped bore 121 communicating with the second radial hole 120.In better embodiment, meeting under the prerequisite of operating needs, for simplified structure design, reduce production costs, a wherein side of the first jacking block 400 is provided with the first limited impression 420 together, a wherein side of the second jacking block 600 is provided with the second limited impression 620 together, as shown in the figure, this first limited impression 420 and the second limited impression 620 are all thin-and-long, the first limited impression 420 extends along the short transverse of the first jacking block 400, the second limited impression 620 extends along the short transverse of the second jacking block 600, and all do not run through the first jacking block 400 and the second jacking block 600.By screwing in the first spacing tapped bore 111 and stretching to the screw in the first limited impression 420, the first jacking block 400 is limited in the first radial hole 110, slide, the limit method of the second jacking block 600 is identical with the first jacking block 400, and therefore not to repeat here.Should be understood that, be free-running fit between screw and the first limited impression 420 and the second limited impression 620, thereby guarantee the proper motion of the first jacking block 400 and the second jacking block 600.In addition, can also do suitable rounding at the front end of screw and process, to reduce friction drag between screw and the first limited impression 420 and the second limited impression 620, make in the first jacking block 400 and the second jacking block 600 sliding processes more smooth-going.
In the present embodiment, in order to simplify cutting machine, unreel the structure design of anchor fitting and reduce difficulty of processing, the first cam 300 and the second cam 500 and center shaft 200 split settings, after center shaft 200, the first cam 300 and the equal completion of processing of the second cam 500, then be assembled into one.Such as, in one embodiment, the first cam 300 has one first central through hole, the second cam 500 has one second central through hole, the first cam 300 and the second cam 500 are set in respectively the relevant position of center shaft 200 by the first central through hole and the second central through hole, and be fixedly connected with center shaft 200, being fixedly connected with and can realizing by various structures between the first cam 300 and the second cam 500 and center shaft 200, for example, key connects or screw connects, in the present embodiment, by screw, realize being fixedly connected with between the first cam 300 and the second cam 500 and center shaft 200, have simple in structure, assemble the features such as simple and easy.Particularly, the camming surface of the first cam 300 offers at least one first tapped bore 310 (corresponding to Fig. 4) communicating with the first central through hole, by screwing in the first tapped bore 310 and being connected to the screw on center shaft 200, the first cam 300 can be locked on center shaft 200; In like manner, the camming surface of the second cam 500 offers at least one second tapped bore communicating with the second central through hole (not marking in figure), by screwing in the second tapped bore and being connected to the screw on center shaft 200, the second cam 500 can be locked on center shaft 200, the number of the first tapped bore 310 shown in figure and the second tapped bore is only for giving an example, and when practical application, this number can be selected flexibly.Yet, through actual verification, when only adopting a screw, also can meet the requirement of Joint strenght, therefore, in order to reduce production costs, first tapped bore 310 is preferably set on the first cam 300, second protruding 500, takes turns second tapped bore is set.
In the present embodiment, in order to make center shaft 200 obtain failure-free supporting, reduce shell 100 and make friction drag in relative rotation with center shaft 200, this cutting machine unreels anchor fitting and also comprises clutch shaft bearing 700a, the second bearing 700b, the 3rd bearing 700c and the 4th bearing 700d being set on center shaft 200, in view of cutting machine, to unreel anchor fitting lower to the requirement of kinematic accuracy, can simple, the lower-cost common deep groove ball bearing of choice structure with head bearing.Wherein, clutch shaft bearing 700a and the second bearing 700b are positioned at the both sides of the first cam 300, the 3rd bearing 700c and the 4th bearing 700d are positioned at the both sides of the second cam 500, correspondingly, in shell 100, the position corresponding with clutch shaft bearing 700a, the second bearing 700b, the 3rd bearing 700c and the 4th bearing 700d is provided with clutch shaft bearing hole, the second bearing hole, the 3rd bearing hole and the 4th bearing hole.
Particularly, in order to adapt to the first cam 300, the matching requirements of the second cam 500 and above a plurality of bearings, this center shaft 200 is stepped shaft, namely, toward away from mounting flange 210 axially, center shaft 200 comprises first shaft shoulder successively, clutch shaft bearing installation position, the first cam installation position, the second bearing installation position, second shaft shoulder, the 3rd bearing installation position, the second cam installation position and the 4th bearing installation position (all not shown in figure), clutch shaft bearing 700a is set on clutch shaft bearing installation position, the first cam 300 is set on the first cam installation position, the second bearing 700b is set on the second bearing installation position, the 3rd bearing 700c is set on the 3rd bearing installation position, and with the second shaft shoulder butt, the second cam 500 is set on the second cam installation position, finally the 4th bearing 700d is set on the 4th bearing installation position.
Further, in order to make the installation location of clutch shaft bearing 700a and the second bearing 700b more firm, cutting machine unreels anchor fitting and also comprises the first sleeve and the second sleeve (not shown) being set on center shaft 200, coordinating between the first sleeve and the second sleeve and center shaft 200 is free-running fit, thereby convenient cutting machine unreels the installation of the parts of anchor fitting.Wherein, the first sleeve between clutch shaft bearing 700a and the first cam 300, the inner ring butt of one end of the first sleeve and clutch shaft bearing 700a, the side butt of the other end and the first cam 300; The second sleeve between the second bearing 700b and the first cam 300, the inner ring butt of one end of the second sleeve and the second bearing 700b, the side butt of the other end and the second cam 300.Therefore, cutting machine unreels anchor fitting in the process of using, and clutch shaft bearing 700a and the second bearing 700b all can, toward the first cam 300 1 side shiftings, not improve cutting machine and unreel the stability that inner each parts of anchor fitting turn round.In addition, the 4th bearing 700d limits on center shaft 200 by jump ring, on center shaft 200, be provided with outer jump-ring slot, and on the 4th bearing installation position, be provided with the interior jump-ring slot corresponding with the position of this outer jump-ring slot, by being embedded the movement between outer jump ring restriction the 4th bearing 700d in jump-ring slot outside and center shaft 200, by the interior jump ring being embedded in interior jump-ring slot, limit the movement between the 4th bearing 700d and the 4th bearing installation position; And spacing for the 3rd bearing 700c can be realized by the interference fit between the 3rd bearing 700c and the 3rd bearing installation position, the installation method of bearing is quite ripe in the prior art, and therefore not to repeat here.
In the present embodiment, cutting machine unreels anchor fitting and also comprises the first end cap 800 and the second end cap 900 that is positioned at shell 100 two ends, and wherein the first end cap 800 is annular arrangement, is set on center shaft 200, and be fixedly connected with one end of shell 100, the second end cap 900 is fixedly connected with center shaft 200.Particularly, on the end face of shell 100, be concaved with the annular groove with the shape adaptation of the first end cap 800, on the first end cap 800, offer a plurality of installation through holes that distribute along its circumferencial direction, on annular groove, offer with each of the first end cap 800 through hole tapped bore is one to one installed, by the bolt of through each, through hole being installed and screw in corresponding tapped bore, the first end cap 800 is fixed in annular groove; The second end cap 900 is filled circles dish type, its center offers installation through hole, the end of center shaft 200 offers threaded centre hole, by the second end cap 900 being fixed on center shaft 200 through the installation through hole of the second end cap 900 bolt that screws in centre hole.Thus, by the first end cap 800 and the second end cap 900, by the closed at both ends of shell 100, can reduce dust and other impurity and enter shell 100 inside, guarantee that the parts of shell 100 inside are durable in use.
It is worth mentioning that, due to after the first end cap 800 and clutch shaft bearing 700a be seated, both can be close together, therefore in order to prevent that the first end cap 800 is close on the Internal and external cycle of clutch shaft bearing 700a simultaneously, the side that the first end cap 800 is relative with clutch shaft bearing 700a convexes with an annular protrusion (not shown), annular protrusion is connected on the inner ring of clutch shaft bearing 700a, thereby can not impact the normal rotation of clutch shaft bearing 700a.
The present invention provides a kind of high-speed cutter simultaneously.
The high-speed cutter that the present embodiment provides, comprise that cutting machine body, unwinding rack and two cover cutting machines unreel anchor fitting, wherein a set of cutting machine unreels one end that anchor fitting is fixed on unwinding rack, the anti-roll anchor fitting of another set of cutting machine is fixed on the other end of unwinding rack, and two cover cutting machines unreel anchor fitting and arrange in opposite directions, and the central axis that two cover cutting machines unreel anchor fitting coincides.In view of the structure composition and working principle of cutting machine body and unwinding rack, by those skilled in the art, known, therefore not to repeat here.
This high-speed cutter embodiment comprises that above-mentioned cutting machine unreels whole technical schemes of the whole embodiment of anchor fitting, and the technique effect reaching is also identical, does not repeat them here.
Should be understood that; these are only the preferred embodiments of the present invention; can not therefore limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes specification sheets of the present invention and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. a cutting machine unreels anchor fitting, it is characterized in that, comprise cylindrical shell and be installed in rotationally the center shaft in described shell, one end of described center shaft is provided with a mounting flange, along at least a set of support agency of being axially provided with of described center shaft; Described support agency comprises cam and at least three jacking blocks, and the cross-sectional plane of described cam is equilateral polygon, and the limit number of described equilateral polygon is identical with the quantity of described jacking block; Described cam is arranged on described center shaft, and the line of centers of described cam overlaps with the line of centers of described center shaft; On the perisporium of described shell, be provided with equably the radial hole corresponding with the position of each jacking block, the shape of described radial hole and the shape of described jacking block are suitable, and each jacking block is embedded slidably in corresponding radial hole; One end that described jacking block is positioned at described shell inner side is arc surface or plane, and coordinates with described cam slide, and one end that described jacking block is positioned at described shell outside is provided with the tooth that holds that holds paper tube core.
2. cutting machine as claimed in claim 1 unreels anchor fitting, it is characterized in that, described support agency comprises the first support agency and the second support agency arranging along the axially spaced-apart of described center shaft; Described the first support agency comprises the first cam and three the first jacking blocks, and described the second support agency comprises the second cam and three the second jacking blocks; The cross-sectional plane of described the first cam and the second cam is equilateral triangle, and the length of side of the cross-sectional plane of described the first cam is greater than the length of side of the cross-sectional plane of described the second cam; Described shell has two sections and holds position, be respectively corresponding with described the first support agency first to hold position, and corresponding with described the second support agency second holds position, and the described first external diameter that holds position is greater than the described second external diameter that holds position; Described first hold position perisporium on be provided with equably three the first radial holes, the shape of the shape of described the first radial hole and described the first jacking block is suitable, each first jacking block is embedded slidably in the first radial hole of correspondence; Described second hold position perisporium on be provided with equably three the second radial holes, the shape of the shape of described the second radial hole and described the second jacking block is suitable, each second jacking block is embedded slidably in the second radial hole of correspondence.
3. cutting machine as claimed in claim 2 unreels anchor fitting, it is characterized in that, described the first jacking block and the second jacking block are all cube, at least one side of described the first jacking block is provided with the first limited impression together, the position corresponding with described the first limited impression on the perisporium of described shell, offers the first spacing tapped bore communicating with described the first radial hole; By screwing in described the first spacing tapped bore and stretching to the screw in described the first limited impression, described the first jacking block is limited in described the first radial hole; At least one side of described the second jacking block is provided with together the second limited impression, and the position corresponding with described the second limited impression on the perisporium of described shell, offers the second spacing tapped bore communicating with described the second radial hole; By screwing in described the second spacing tapped bore and stretching to the screw in described the second limited impression, described the second jacking block is limited in described the second radial hole.
4. cutting machine as claimed in claim 2 unreels anchor fitting, it is characterized in that, described the first cam has one first central through hole, the second cam has one second central through hole, described the first cam and the second cam are set in respectively the relevant position of described center shaft by described the first central through hole and the second central through hole, and are fixedly connected with described center shaft.
5. cutting machine as claimed in claim 4 unreels anchor fitting, it is characterized in that, the camming surface of described the first cam offers at least one first tapped bore communicating with described the first central through hole, by screwing in described the first tapped bore and being connected to the screw on described center shaft, by described the first cam lock on described center shaft; The camming surface of described the second cam offers at least one second tapped bore communicating with described the second central through hole, by screwing in described the second tapped bore and being connected to the screw on described center shaft, by described the second cam lock on described center shaft.
6. cutting machine as claimed in claim 2 unreels anchor fitting, it is characterized in that, described cutting machine unreels anchor fitting and also comprises clutch shaft bearing, the second bearing, the 3rd bearing and the 4th bearing being set on described center shaft; Described clutch shaft bearing and the second bearing are positioned at the both sides of described the first cam, and described the 3rd bearing and the 4th bearing are positioned at the both sides of described the second cam; In described shell, the position corresponding with described clutch shaft bearing, the second bearing, the 3rd bearing and the 4th bearing is provided with clutch shaft bearing hole, the second bearing hole, the 3rd bearing hole and the 4th bearing hole.
7. cutting machine as claimed in claim 6 unreels anchor fitting, it is characterized in that, described cutting machine unreels anchor fitting and also comprises the first sleeve and the second sleeve being set on described center shaft; Described the first sleeve between described clutch shaft bearing and described the first cam, the inner ring butt of one end of described the first sleeve and described clutch shaft bearing; Described the second sleeve between described the second bearing and described the first cam, the inner ring butt of one end of described the second sleeve and described the second bearing.
8. cutting machine as claimed in claim 2 unreels anchor fitting, it is characterized in that, described cutting machine unreels anchor fitting and also comprises the first end cap and the second end cap that is positioned at described shell two ends; Described the first end cap is annular arrangement, is set on described center shaft, and is fixedly connected with one end of described shell; Described the second end cap is fixedly connected with described center shaft.
9. cutting machine as claimed in claim 8 unreels anchor fitting, it is characterized in that, the side that described the first end cap is relative with described clutch shaft bearing convexes with an annular protrusion, and described annular protrusion is connected on the inner ring of described clutch shaft bearing.
10. a high-speed cutter, comprise cutting machine body and unwinding rack, it is characterized in that, also comprise that in two cover claims 1 to 9, the cutting machine described in any one unreels anchor fitting, wherein a set of cutting machine unreels one end that anchor fitting is fixed on described unwinding rack, the anti-roll anchor fitting of another set of cutting machine is fixed on the other end of described unwinding rack, and two cover cutting machines unreel anchor fitting and arrange in opposite directions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410177600.5A CN103964238B (en) | 2014-04-28 | 2014-04-28 | Slitter machine unrolling fixing device and high-speed slitter machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410177600.5A CN103964238B (en) | 2014-04-28 | 2014-04-28 | Slitter machine unrolling fixing device and high-speed slitter machine |
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| CN103964238A true CN103964238A (en) | 2014-08-06 |
| CN103964238B CN103964238B (en) | 2017-01-11 |
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| CN201410177600.5A Active CN103964238B (en) | 2014-04-28 | 2014-04-28 | Slitter machine unrolling fixing device and high-speed slitter machine |
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| CN108516375A (en) * | 2018-03-30 | 2018-09-11 | 东莞市联洲知识产权运营管理有限公司 | A kind of paper winding device that printing machine is opened and closed with connecting rod |
| CN109436963A (en) * | 2018-11-27 | 2019-03-08 | 深圳市科晶智达科技有限公司 | Mechanical expanding shaft and cutting machine |
| CN111516381A (en) * | 2020-05-09 | 2020-08-11 | 江苏兴广包装科技有限公司 | Coating and die pressing integrated equipment set |
| CN112621655A (en) * | 2020-12-17 | 2021-04-09 | 中国航发哈尔滨轴承有限公司 | Frock is dismantled to NU1018 bearing inner race |
| CN112747909A (en) * | 2020-12-10 | 2021-05-04 | 河南平高电气股份有限公司 | Mechanical life test tool and test method |
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| CN111516381A (en) * | 2020-05-09 | 2020-08-11 | 江苏兴广包装科技有限公司 | Coating and die pressing integrated equipment set |
| CN111516381B (en) * | 2020-05-09 | 2021-02-09 | 江苏兴广包装科技有限公司 | Coating and die pressing integrated equipment set |
| CN112747909A (en) * | 2020-12-10 | 2021-05-04 | 河南平高电气股份有限公司 | Mechanical life test tool and test method |
| CN112621655A (en) * | 2020-12-17 | 2021-04-09 | 中国航发哈尔滨轴承有限公司 | Frock is dismantled to NU1018 bearing inner race |
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|---|---|
| CN103964238B (en) | 2017-01-11 |
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Inventor after: Zhao Jie Inventor after: Ling Weidong Inventor after: Chen Sisheng Inventor after: Li Shiming Inventor after: Zhang Jianjun Inventor after: Dai Qin Inventor after: Hao Ru Inventor after: Chen Sihai Inventor after: Zhang Ling Inventor after: Cai Yong Inventor after: Liu Hua Inventor after: Liu Erqing Inventor after: Luo Weixiong Inventor before: Zhao Jie Inventor before: Luo Weixiong Inventor before: Ling Weidong Inventor before: Cai Yong |
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