CN207454589U - Clutch structure, cutting mechanism and ceramic tile cutter - Google Patents

Abstract

This application discloses clutch structure, cutting mechanism and ceramic tile cutter, wherein clutch structure includes：Mounting base；Second motor, including drive shaft；First gear is rotated with drive shaft；Drive link is rotatably installed in mounting base；Second gear, sliding outer cover is on drive link, second gear is relatively fixed in a circumferential direction with drive link, second gear has mask work position and with reference to working position, and at mask work position, second gear is not engaged with first gear, when combining working position, second gear is moved to first gear one side, and second gear is engaged with first gear, and second gear is used to external rack or gear coordinate always；Control assembly, for second gear to be controlled to be slided along drive link.The application clutch structure is because the position of two Gear axis is constant, and after second gear slides to first gear and engaged with first gear, two gears are not susceptible to skid or beat tooth situation, in terms of existing technologies, reliability higher.

Description

Clutch structure, cutting mechanism and ceramic tile cutter

Technical field

The utility model is related to machining equipments, and in particular to clutch structure, cutting mechanism and ceramic tile cutter.

Background technology

Cutting machine is the currently used instrument for plates such as cutting tiles.In general, cutting machine includes rack, the rack Workbench is equipped with, and the top of the workbench is equipped with guide rail, is slided on the guide rail and is provided with cutting rack, it is fixed on the cutting rack There is electric rotating machine, cutting sheet is fixed on the power output shaft of the electric rotating machine.In general, it is additionally provided with to push away on cutting rack Dynamic handle.That is, workpiece is positioned on workbench, after opening the cutting motor, cutting sheet rotation, user holds hand Handle, manual drive cutting rack movement, you can cut to workpiece.

It is this to pass through the structure type of mobile cutting rack by hand, practical more inconvenience, in view of the above-mentioned problems, publication number completely A kind of portable small-sized processing platform is disclosed for the patent document of CN205674375U, including rack and feeder assembly, machine Frame is equipped with workbench, and the top of workbench is equipped with the guide rail along left and right trend, is slided on guide rail and be provided with cutting rack, cutting rack On be fixed with electric rotating machine, cutting sheet is fixed on the power output shaft of electric rotating machine, feeder assembly includes：It is fixed on the cutting Feeding motor on frame；The active ratchet being fixed on the power output shaft of the feeding motor, the flank of tooth of active ratchet is backwards；With The passive ratchet that active ratchet matches, the flank of tooth of passive ratchet is facing forward, and passive ratchet can slide back and forth；Clearance fit is set in Gear on passive ratchet, the position of gear in the longitudinal direction is relatively fixed, and gear is non-rotatable compared with passive ratchet； The rack being fixed on above workbench, rack are moved towards along left and right；And gear and rack engage.The patent document it is portable Small processing platform further includes electromagnet, wedge block and resetting spring, and the fortune of wedge block is driven by electromagnet or resetting spring It is dynamic so that carry out clutch between active ratchet and passive ratchet, work of electromagnet during work, driving the movement of wedge block makes winner Dynamic ratchet and passive ratchet, which cooperate, transfers torque, and passive ratchet rotation band moving gear rotates, and gear and rack phase interaction With, you can driving cutting rack automatically moves, and realizes the self-acting feed of cutting operation, more convenient.

In above patent document, active ratchet and this clutch form poor reliability of passive ratchet, the master when stress is larger Dynamic ratchet and passive ratchet easily skid and (beat tooth).

Utility model content

The utility model is in view of the above-mentioned problems, propose clutch structure, cutting mechanism and ceramic tile cutter.It solves existing The problem of having clutch structure poor reliability, causing skidding (beating tooth).

The technical solution that the utility model is taken is as follows：

A kind of clutch structure, including：

Mounting base；

Second motor, in mounting base, the second motor includes drive shaft；

First gear, installation on the driving shaft, are rotated with drive shaft；

Drive link is rotatably installed in mounting base；

Second gear, on the drive link, second gear is relatively fixed sliding outer cover with drive link in a circumferential direction, Second gear has mask work position and with reference to working position, and at mask work position, second gear is not engaged with first gear, During with reference to working position, second gear is moved to first gear one side, and second gear is engaged with first gear, and the second gear is used Coordinate in always with external rack or gear；

Control assembly, for the second gear to be controlled to be slided along drive link.

The operation principle of the application clutch structure：Second gear at mask work position, first gear not with second gear Engagement, even if first gear rotates, second gear also do not work, when second gear is when combining working position, first gear at this time It is engaged with second gear, the work of the second motor can drive second gear to rotate, and second gear can be controlled by control assembly It is slided along drive link, realizes the switching of two kinds of working positions.Because the position of two Gear axis is constant, second gear slides to first Gear and after being engaged with first gear, two gears are not susceptible to skid or beat tooth situation, in terms of existing technologies, reliably Property higher.

Second gear is relatively fixed in a circumferential direction with drive link, that is, is rotated synchronously, during practice, in second gear Wall is not circle, and drive link corresponding position is adapted with the inner wall of second gear.During practice mounting base can be box body structure or Other structures.

Optionally, the control assembly includes：

Dynamic clamping head and quiet clamping head, for second gear to be made to be maintained at mask work position；

Wedge piece is slided and set in mounting base, and wedge piece has lozenges, and the lozenges is used to match somebody with somebody with second gear It closes, the power for by the movement of wedge piece second gear being made to overcome resetting spring is moved to first gear one side；

Control element, for the wedge piece to be controlled to move.

Lozenges can be inclined surface or arcwall face, by the cooperation of lozenges and second gear, can press the second tooth Wheel, enables second gear to be slided along drive link.Dynamic clamping head and quiet clamping head can be resetting spring, torsional spring there are many form or structure Or tension spring, it is preferred that dynamic clamping head and quiet clamping head is resetting spring, back-moving spring overcoat in drive link, resetting spring one end with it is described Second gear against.

Optionally, the control element includes the control-rod that can be moved back and forth, and the control-rod coordinates with wedge piece, institute Control element is stated as linear motor, push-rod electric machine, electromagnet, cylinder or hydraulic cylinder.

Optionally, the wedge piece is relatively fixed in the circumferential with mounting base, and wedge piece end has internal thread, the control Element processed includes the second motor and by the second motor-driven screw, and the screw is engaged with the internal thread of wedge piece.

Because wedge piece, which can only move, to be rotated, by the cooperation of screw and internal thread, the rotation of screw can be turned Turn to the linear movement of wedge piece.

Optionally, sliding slot, wedge piece include bar portion and the wedge-shaped part in the middle part of bar portion there are two tools in the mounting base, Lozenges is located on the wedge-shaped part, and bar portion both ends are slidably matched respectively with corresponding sliding slot, and the wedge piece further includes bar shaped Hole, the drive link pass through the bar hole.

Middle part described in the application is not limited to middle.

Optionally, control assembly further includes the outer second bearing being sleeved on drive link, the inner ring of the second bearing and the Two gears offset, and the outer ring of the second bearing is used to coordinate with wedge piece.

If without second bearing, wedge piece directly coordinates with second gear, and lozenges is with second gear contact portion Sliding friction, not only wears more serious, but also it is delivery efficiency to also reduce the second motor, by setting second bearing can Sliding friction is changed to rolling friction, abrasion can not only be reduced, can also improve the delivery efficiency of the second motor.

Optionally, the outer bearing cage for being sleeved on second bearing outer ring is further included, the bearing cage is rotated synchronously with second bearing, The wedge piece coordinates with bearing cage.

It is described including crossbeam and the cutting rack being slidably mounted on crossbeam disclosed herein as well is a kind of cutting mechanism Cutting motor and clutch structure are installed, the output shaft of cutting motor is described for installing cutting blade or grinding on cutting rack Clutch structure is clutch structure described above, and the mounting base of clutch structure is fixed on cutting rack, is fixed on the crossbeam Rack, the second gear of clutch structure are engaged with the rack.

Optionally, the output shaft of cutting motor is ground for installing, and there are one large end face and a small ends for the grinding tool Face, the lateral wall of grinding include the chamfered section of annular and the radius of annular, and one end of the chamfered section is docked with large end face.

Conventional grinding only sets that there are one chamfered sections, it is impossible to rounding, the grinding of the application can either rounding again can Chamfering.

Disclosed herein as well is a kind of ceramic tile cutters, including rack and cutting mechanism described above, the rack bag The supporting rack of workbench and the support workbench is included, the crossbeam is mounted on the top of workbench.

The beneficial effects of the utility model are：Second gear at mask work position, with second gear do not nibble by first gear Close, even if first gear rotates, second gear also do not work, when second gear is when combining working position, at this time first gear with Second gear engages, and the work of the second motor can drive second gear to rotate, and second gear edge can be controlled by control assembly Drive link slides, and realizes the switching of two kinds of working positions.Because the position of two Gear axis is constant, second gear slides to the first tooth It takes turns and after being engaged with first gear, two gears are not susceptible to skid or beat tooth situation, in terms of existing technologies, reliability Higher.

Description of the drawings：

Fig. 1 is the structure diagram of 1 ceramic tile cutter of the utility model embodiment；

Fig. 2 is the structure diagram of 1 rack of embodiment；

Fig. 3 is 1 workbench of embodiment and the explosive view at connecting plate cooperation；

Fig. 4 is the structure diagram of 1 cutting mechanism of embodiment；

Fig. 5 is the explosive view of 1 cutting mechanism of embodiment；

Fig. 6 is the explosive view of 1 cutting rack of embodiment；

Fig. 7 is the schematic diagram of 1 dust-proof belt of embodiment, round roller, frame body and guide rail；

Fig. 8 is 1 clutch structure schematic diagram of embodiment；

Fig. 9 is the schematic diagram after 1 clutch structure of embodiment (mask work position) removal mounting base upper cover；

Figure 10 is the top view of Fig. 9；

Figure 11 is the A-A sectional views of Figure 10；

Figure 12 is that embodiment 1 is that clutch structure (with reference to working position) removes the top view after mounting base upper cover；

Figure 13 is the B-B sectional views of Figure 12；

Figure 14 is the explosive view of 1 clutch structure of embodiment；

Figure 15 is the explosive view of clutch structure under 1 another angle of embodiment；

Figure 16 is 1 drive block of embodiment, clutch cover, the structure diagram of driving element；

Figure 17 is the schematic diagram of drive block, clutch cover and driving member under 1 mask work position of embodiment；

Figure 18 is that embodiment 1 is combined under working position, the schematic diagram of drive block, clutch cover and driving member；

Figure 19 is the structure diagram that embodiment 1 is ground；

Figure 20 is the schematic diagram after 2 clutch structure of embodiment (mask work position) removal mounting base upper cover；

Figure 21 is the schematic diagram after 2 clutch structure of embodiment (with reference to working position) removal mounting base upper cover；

Figure 22 is the explosive view of 2 clutch structure of embodiment.

Each reference numeral is in figure：

1st, rack；2nd, workbench；3rd, supporting rack；4th, foldable assembly；5th, the first folded piece；6th, the second folded piece；7th, A connection piece；8th, the second connector；9th, movable pulley；10th, tension spring；11st, connecting plate；12nd, angle identifies；13rd, arc groove；14th, lock Spanner；15th, indicator board；16th, instruction unit；17th, infrared transmitter；18th, cutting mechanism；19th, crossbeam；20th, cutting rack；21st, from Close structure；22nd, control box；23rd, cutting motor；24th, rack；25th, cross-beam body；26th, chain；27th, rach slot；28th, first Mounting groove；29th, sliding groove；30th, guide rail；31st, round roller；32nd, dust-proof belt；33rd, dustproof space；34th, idler wheel；35th, frame body；36th, adjust Save frame；37th, adjusting block；38th, adjusting part；39th, adjustment hole；40th, fastener；41st, threaded hole；42nd, control circuit；43rd, radiate Fan；44th, mounting base；45th, upper cover；46th, lower cover；47th, gear part；48th, the first motor；49th, clutch cover；50th, clutch gear； 51st, pressing piece；52nd, control element；53rd, drive shaft；54th, clutch shaft bearing；55th, limiting slot；56th, driving member；57th, drive block；58、 Connecting portion；59th, bearing mounting groove；60th, elastic component；61st, the first end of torsional spring；62nd, the second end of torsional spring；63rd, limited post；64、 Mating surface；65th, it is ground；66th, large end face；67th, chamfered section；68th, radius；69th, small end face；70th, the second motor；71st, the first tooth Wheel；72nd, dynamic clamping head and quiet clamping head；73rd, second gear；74th, drive link；75th, control assembly；77th, the 3rd motor；78th, screw；79th, wedge Shape part；80th, bar portion；81st, wedge-shaped part；82nd, lozenges；83rd, bar hole；84th, sliding slot；85th, internal thread；86th, second bearing；87、 Bearing cage.

Specific embodiment：

With reference to each attached drawing, the utility model is described in detail.

Embodiment 1

As shown in Figure 1, a kind of ceramic tile cutter, including rack 1 and cutting mechanism 18, as illustrated in fig. 1 and 2, rack 1 includes The supporting rack 3 of workbench 2 and support working platform 2, at least two groups of supporting rack 3, supporting rack 3 is rotated with workbench 2 Cooperation has at least one set of foldable assembly 4 between supporting rack 3 and workbench 2；Foldable assembly 4 includes：

First folded piece 5, the first end of the first folded piece 5 are rotatably installed on supporting rack 3；

Second folded piece 6, the first end of the second folded piece 6 are rotatably installed on workbench 2, and the of the first folded piece 5 The second end of two ends and the second folding machine is rotatably assorted；And

Tension spring 10, one end are connected with the first folded piece 5, and the other end is connected with the second folded piece 6；

Foldable assembly 4, which has, organizes work position and collapses working position, when organizing work, the first folded piece 5 and second Folding machine is unfolded, and the second end of the second end of the first folded piece 5 and the second folded piece 6 leans, and tension spring 10 makes the first folded piece 5 Position of organizing work is maintained at the second folded piece 6, two folded pieces, supporting rack 3 and workbench 2 form triangular support configurations； When collapsing working position, two folded pieces mutually rotate gathering, and supporting rack 3 is driven to be collapsed to 2 inside of workbench.

The rack 1 of the application is upon deployment, it is only necessary to pull a lower bracing frame 3, supporting rack 3 is rotated relative to workbench 2, folding Stacked group part 4 can be automatically from working position be collapsed to position switching of organizing work, when arrival is organized work, the first folded piece 5 and the Eighty percent discount overlapping piece 6 is substantially intersecting in 180 ° or so, and two folded pieces, supporting rack 3 and workbench 2 form triangular support configurations, energy Enough ensure that support construction is reliable and stable.When needing to collapse supporting rack 3, it is only necessary to the first folded piece 5 and the second folding machine phase As soon as applying power at friendship, foldable assembly 4 can be made to switch from position is organized work to working position is collapsed.The rack 1 of the application is opposite It is easy to operate for the prior art.

As illustrated in fig. 1 and 2, in this present embodiment, on supporting rack 3 first is fixed with towards the one side of 2 downside of workbench Connector 7, the first end of the first folded piece 5 are rotatably installed in the end of the first connector 7；The lower end of workbench 2 is fixed with Second connector 8, the first end of the second folded piece 6 are rotatably installed in the end of the second connector 8.

By setting the first connector 7 and the second connector 8 that can vacate sky to folded piece when supporting rack 3 collapses completely Between.

As illustrated in fig. 1 and 2, in this present embodiment, supporting rack 3 has two groups, is rotatably installed in the two of workbench 2 respectively Side.There are two groups of foldable assemblies 4 between every group of supporting rack 3 and workbench 2.

As illustrated in fig. 1 and 2, in this present embodiment, movable pulley 9 is installed on supporting rack 3.After movable pulley 9 is set, supporting After frame 3 collapses, movable pulley 9 coordinates with ground, facilitates the movement of rack 1.In this present embodiment, movable pulley 9 is mounted on supporting rack 3 Positioned at the one side in outside.The inside of supporting rack 3, refer to supporting rack 3 behind collapsing to the one side of workbench 2, supporting rack 3 Outside refers to that supporting rack 3 collapses back to the one side of workbench 2.

As shown in Fig. 1,4,5 and 6, the cutting mechanism 18 of the present embodiment includes crossbeam 19 and is slidably mounted on crossbeam 19 Cutting rack 20, cutting motor 23 and clutch structure 21 be installed, the output shaft of cutting motor 23 is for installing on cutting rack 20 Cutting blade or grinding 65,

As shown in figs. 1 and 3, crossbeam 19 is mounted on the top of workbench 2, and the both ends of crossbeam 19 are respectively and fixedly provided with connecting plate 11, two connecting plates 11 are separately mounted to the both ends of workbench 2.

As shown in figs. 1 and 3, in this present embodiment, connecting plate 11 is rotatably assorted with workbench 2, has on connecting plate 11 Arc groove 13 has the locking wrench 14 coordinated with arc groove 13 on workbench 2.Connecting plate 11 is matched somebody with somebody with the rotation of workbench 2 The angle for so setting and can adjusting crossbeam 19 is closed, locking wrench 14 can be adjusted in connecting plate 11 in place afterwards consolidates connecting portion 58 It lives calmly；This angle that with adjustment structure, can change the cutting motor 23 on cutting rack 20, so as to porcelain Brick carries out angled cutting operation.

As shown in figs. 1 and 3, in this present embodiment, connecting plate 11 it is corresponding with arc groove 13 go out equipped with angle mark 12, cutting Equipment further includes indicator board 15, and first end and the connecting plate 11 of indicator board 15 are rotatably assorted, and the pivot center of indicator board 15 with 11 pivot center of connecting plate overlaps, and is sleeved on outside the second end of indicator board 15 on the axis of locking wrench 14, the second end of indicator board 15 Instruction unit 16 with point identification.By setting angle mark 12 and indicator board 15, can easily and accurately adjust corresponding Angle.

As shown in Figure 1, in this present embodiment, the side wall of at least one connecting plate 11 is equipped with infrared transmitter 17, red External transmitter 17 is used for 2 top transmitting infrared ray of workbench.

As shown in Fig. 8~18, the clutch structure 21 of the present embodiment includes：

Mounting base 44；

Driving element, in mounting base 44, driving element includes drive shaft 53；

Drive block 57 in drive shaft 53, is rotated with drive shaft 53, axis and the drive shaft 53 of drive block 57 Axis overlap, the lateral wall of drive block 57 has at least two mating surfaces 64, and each mating surface 64 is uniform around 57 axis of drive block Distribution；

Clutch cover 49 has at least two limiting slots 55 for running through 49 side wall of clutch cover, and each limiting slot 55 is around clutch cover 49 Axis is uniformly distributed, and is sleeved in drive block 57 in clutch cover 49, and has gap with 49 inner wall of clutch cover；

Driving member 56 is movably arranged in limiting slot 55, driving member 56 close to one end of drive block 57 be used for it is corresponding Mating surface 64 coordinates, clutch cover 49 with respect to for drive block 57, there is mask work position and with reference to working position, when driving member 56 with Mating surface 64 against and clutch cover 49 be located at mask work position when, distance of the driving member 56 away from 57 axis of drive block is minimum；

Elastic component 60, for clutch cover 49 to be made to be maintained at mask work position；And

Clutch gear 50 is rotatably installed in mounting base 44, and clutch gear 50 includes connecting portion 58 and gear part 47, It is sleeved on outside connecting portion 58 on clutch cover 49, with 49 inner wall clearance fit of clutch cover, gear part 47 is used for and external rack 24 or tooth Wheel cooperation, when clutch cover 49, which is located at, combines working position, clutch cover 49 is rotated relative to drive block 57, and mating surface 64 drives driving member 56 move outward, and driving member 56 is with 58 inner wall of connecting portion against driving member 56 compresses 58 inner wall of connecting portion, drives clutch teeth Wheel 50 is rotated synchronously with clutch cover 49.

The operation principle of the application clutch structure 21：When drive shaft 53 rotates, drive block 57 is driven to rotate, in elastic component 60 Under the action of, clutch cover 49 is maintained at mask work position, and driving member 56 will not compress the inner wall of connecting portion 58, therefore clutch at this time Device gear 50 will not be driven with clutch cover 49, i.e., gear part 47 will not work；When needing that gear part 47 is made to work, can pass through Hand or other component push down 49 some time of clutch cover (such as several seconds), make clutch cover 49 that opposite turn occur with drive block 57 It is dynamic, (no longer pushing down clutch cover 49) then is unclamped, clutch cover 49 can be rotated synchronously with clutch gear 50, gear part 47 and outside Rack 24 or gear cooperation.Pushing down can make after clutch cover 49 work of gear part 47 be because when pushing down clutch cover 49, clutch Set 49 can relatively rotate (i.e. clutch cover 49 is no longer on mask work position) with drive block 57, drive block 57 and clutch cover 49 Relative rotation cause mating surface 64 that driving member 56 can be driven to move outward, supported with 58 inner wall of connecting portion so as to driving member 56 It leaning on, driving member 56 compresses 58 inner wall of connecting portion, has larger stiction between 58 inner wall of driving member 56 and connecting portion, so as to Clutch gear 50 can be driven to be rotated synchronously with clutch cover 49, it can be with external rack 24 or tooth after clutch gear 50 rotates When taking turns gear motion, external rack 24 or gear can have there are one reaction force, in the reaction force clutch gear 50 Under effect, it can make that there is the trend relatively rotated between clutch cover 49 and drive block 57, the external effect to clutch gear 50 Power is bigger, then the rotation trend having between clutch cover 49 and drive block 57 is bigger, so as to which mating surface 64 is to the power of driving member 56 Bigger, driving member 56 is bigger to the power of 58 inner wall of connecting portion so that clutch cover 49 can be preferably opposite with clutch gear 50 It fixes, ensures reliable transmission.When drive shaft 53 is not rotated further by, under the action of elastic component 60, clutch cover 49 can rotate It is reset to mask work position.

In terms of existing technologies, reliability higher, the active force that outside applies is bigger for the clutch structure 21 of the application, Clutch gear 50 and clutch cover 49 are more not easy to skid.

During practice, driving element can be that (motor can include retarder and can not also include to slow down motor Device), except for motor, during practice, driving element can also be individual drive shaft 53, which passes through Other driving structures are driven, such as motor or oil-burning machine etc., and motor or oil-burning machine can directly drive drive shaft 53 and rotate, It can also be driven by driving parts, such as gear, transmission belt, chain etc..In this present embodiment, driving element first Motor 48.

Preferably, mating surface 64 is flat face.It is more highly preferred to, at mask work position, the center line of limiting slot 55 hangs down Directly in corresponding mating surface 64.

Mounting base 44 can be box body structure or other structures during practice, when mounting base 44 is box body structure, peace Filling seat 44 includes upper cover 45 and lower cover 46.

During practice, 57 cross section outer profile of drive block can be regular polygon, such as triangle, quadrangle, five sides Shape, hexagon etc., at this time 57 each lateral wall of drive block can be used as mating surface 64.

As shown in Fig. 9,10 and 11, clutch structure 21 further includes control assembly 75, and control assembly 75 includes pressing piece 51, presses Casting die 51 with 49 outer wall of clutch cover for being directly engaged or the component by being mounted on pressing piece 51 and clutch cover 49 Outer wall is engaged, and gives clutch cover 49 applied force, is relatively rotated so that clutch cover 49 has with drive block 57, from mask work Position is switched to reference to working position.

During practice, pressing piece 51, which slides, to be set or is rotatably arranged in mounting base 44, and control assembly 75 further includes Control element 52, control element 52 is for driving pressing piece 51 to slide or rotate, so as to be engaged with clutch cover 49.Pressing piece 51 rotations or slip can, it is preferred that when pressing piece 51, which rotates, to be set, control element 52 drives 51 one end of pressing piece turn Dynamic, the other end of pressing piece 51 is used for coordinating with clutch cover 49, i.e., similar to seesaw structure, this structure can pass through adjusting The position of both ends stress point, the size of control moment, so that control assembly 75 can better meet control requirement.Actual fortune Used time, the shape of pressing piece 51 are not particularly limited, and can be straight-bar or curved rod or other shapes.

With in other embodiment, control assembly 75 further includes control element 52, control element 52 has and can move back and forth Control-rod, the part for bar or for individual part in order to control of pressing piece 51, when being independent part, pressing piece 51 slides It sets or is rotatably arranged in mounting base 44, control-rod and the pressing piece 51 of control element 52 coordinate, and pressing piece 51 is driven to transport It is dynamic；Control element 52 is linear motor, push-rod electric machine, electromagnet, cylinder or hydraulic cylinder.

In this present embodiment, control assembly 75 includes the pressing lever being rotatably installed in mounting base 44 and drives the pressing The control element 52 that bar rotates (control element 52 can be linear motor, push-rod electric machine, electromagnet, cylinder or hydraulic cylinder).

As shown in figure 14, clutch cover 49 has bearing mounting groove 59, and clutch shaft bearing 54 is equipped in bearing mounting groove 59, drives The inner ring of clutch shaft bearing 54 is sleeved in moving axis 53.Also have during practice and so set：Clutch cover 49 has to be worn for drive shaft 53 If the first mating groove, drive shaft 53 directly with the first mating groove clearance fit.Set the first mating groove or set bearing and Bearing mounting groove 59 can ensure that 53 axis of drive shaft and 49 axis of clutch cover overlap, i.e. 49 slow-roll stabilization of clutch cover will not It rocks, the reliably working of clutch structure 21 is effectively ensured, it is preferred that using bearing and the structure of bearing mounting groove 59, because this Kind structural friction force is small, and for the first mating groove, clutch cover 49 is easier to relatively rotate with drive block 57 after by external force.

As shown in Figure 15,16,17 and 18, in this present embodiment, elastic component 60 be arranged on clutch cover 49 and drive block 57 it Between.Elastic component 60 can also be arranged between clutch cover 49 and drive shaft 53 during practice.

As shown in Figure 15,16,17 and 18, in this present embodiment, elastic component 60 is torsional spring, and the first end 61 of torsional spring is mounted on On drive block 57 or drive shaft 53, the second end 62 of torsional spring is mounted on clutch cover 49；It is set in drive block 57 or drive shaft 53 There is limited post 63, limited post 63 and the second end 62 of torsional spring coordinate, and limit the position of torsional spring, prevent clutch cover 49 from reference to work When position switches to mask work position, depart from mask work position.If being not provided with limited post 63, problems with can be present with： In clutch cover 49 from when switching to mask work position with reference to working position, mask work position is had arrived at, but because of rotator inertia Problem, clutch cover 49 can also relatively rotate, and driving member 56 is driven by mating surface 64 and moves outward again at this time, and driving member 56 can again Secondary compression 58 inner wall of connecting portion, i.e., cannot reach separated purpose.By setting limited post 63 can be in clutch cover 49 from combination When working position switches to mask work position, the cooperation of second end 62 of torsional spring is propped up, effectively avoids the generation of above-mentioned phenomenon.

In this present embodiment, driving member 56 is ball, can also be the driving member of the other shapes such as roller during practice 56。

As shown in Fig. 4,5 and 8, the mounting base 44 of the clutch structure 21 of the present embodiment is fixed on cutting rack 20, crossbeam 19 On be fixed with rack 24, the gear part 47 of clutch structure 21 is engaged with rack 24.

As shown in Fig. 4,5,6 and 7, the crossbeam 19 of the present embodiment cutting mechanism 18 includes：

Cross-beam body 25, lower end have the first mounting groove 28；

Two round rollers 31 are separately mounted to the both ends of the first mounting groove 28, and the axis of round roller 31 is perpendicular to cross-beam body 25 Length direction；And

Two guide rails 30 are separately mounted in the two side walls of the first mounting groove 28, the length direction and crossbeam of guide rail 30 The length direction of body 25 is identical；

Cutting rack 20 includes frame body 35, two groups of idler wheels 34 for stretching into the first mounting groove 28 is equipped on frame body 35, wherein one Group idler wheel 34 and first guide rail 30 are rolled and coordinated, and another group of idler wheel 34 and second guide rail 30 are rolled and coordinated；Crossbeam 19 also wraps Dust-proof belt 32 is included, dust-proof belt 32 around being located in two round rollers 31, with 35 corresponding end of frame body fix respectively by 32 two ends of dust-proof belt, Dust-proof belt 32 and frame body 35 surround dustproof space 33, and guide rail 30 is respectively positioned on the region that idler wheel 34 contacts in dustproof space 33.

Being slidably matched for cutting rack 20 and crossbeam 19 can be realized by the cooperation of guide rail 30 and idler wheel 34；32 He of dust-proof belt Frame body 35 surrounds dustproof space 33, and guide rail 30 is respectively positioned on the region that idler wheel 34 contacts in dustproof space 33, and this structure can It is reliable dust-proof, ensure that cutting rack 20 reliably coordinates with crossbeam 19.

As shown in figure 5, in this present embodiment, cross-beam body 25 includes two groups of sliding grooves 29, two groups of sliding grooves 29 are located at circle The upper and lower sides of roller 31, the side of dust-proof belt 32 are embedded in corresponding sliding groove 29.It is anti-that sliding groove 29 can ensure that dust is not easily accessible Dirt space 33.

In this present embodiment, rack 24 is fixed on cross-beam body 25, clutch structure 21 is used for for coordinating with rack 24 Cutting rack 20 is driven to be moved along cross-beam body 25.

As shown in figure 5, in this present embodiment, the lateral wall of cross-beam body 25 has rach slot 27, and rack 24 is embedded in tooth In bar groove 27, cross-beam body 25 further includes chain 26.Rach slot 27 and chain 26 are so set on cross-beam body 25 So that more compact structure.In this present embodiment, cross-beam body 25 is integrally formed part.

As shown in figure 5, in this present embodiment, cutting motor 23 is brushless motor, frame body 35 further includes control box 22, controls Control circuit 42 is installed, control circuit 42 is electrically connected with cutting motor 23, is also equipped in control box 22 to control in box 22 The radiator fan 43 that circuit 42 radiates.Brushless motor caloric value is big, the control circuit 42 and radiator fan of conventional brushless motor 43 are arranged on electric machine casing, so set there are two defect, first, cannot actively radiate, can only work in brushless motor When radiate, for another motor adjacent to ceramic tile, dust granule is more, is easily accessible in control circuit 42.The application is by control circuit 42 are arranged on frame body 35, and set independent radiator fan 43, can so solve the problems, such as above-mentioned two, it is preferred that control Box 22 processed can be located at 19 upper end of crossbeam on the top of frame body 35.

As it can be seen in figures 5 and 6, in this present embodiment, cutting rack 20 further includes adjusting bracket 36, cutting motor 23, which is mounted on, to be adjusted On frame 36, frame body 35 and adjusting bracket 36 are rotatably assorted, and also have fastener 40 between adjusting bracket 36 and frame body 35, and fastener 40 is used Adjusting bracket 36 and frame body 35 are fixed afterwards in place in being adjusted in adjusting bracket 36.This structure type of adjusting bracket 36 and frame body 35 It can realize the adjusting to 23 angle of cutting motor.

As it can be seen in figures 5 and 6, in this present embodiment, there is threaded hole 41, adjusting bracket 36 is equipped with and threaded hole on frame body 35 The adjustment hole 39 of 41 corresponding bar shapeds, fastener 40 are bolt, and bolt coordinates after passing through adjustment hole 39 with threaded hole 41.

As it can be seen in figures 5 and 6, in this present embodiment, also there is adjustment structure, adjustment structure between adjusting bracket 36 and frame body 35 Including adjusting part 38 and adjusting block 37, adjusting part 38 includes two adjusting bolts, and two adjusting bolts are located at respectively to be adjusted 37 both sides of block, adjusting bolt promote adjusting block 37 to rotate for coordinating with adjusting block 37, by the rotation of adjusting bolt.This implementation In example, adjusting part 38 is set on frame body 35, and adjusting block 37 is arranged on adjusting bracket 36, and during practice, adjusting part 38 can To be arranged on adjusting bracket 36, adjusting block 37 can be arranged on frame body 35.Adjustment structure can facilitate progress accurate subtle It adjusts.

As shown in figure 19, in this present embodiment, there are one big for the tool of grinding 65 of installation for the output shaft of cutting motor 23 End face 66 and a small end face 69, being ground 65 lateral wall includes the chamfered section 67 of annular and the radius 68 of annular, chamfering It is docked with large end face 66 one end in portion 67.There are one chamfered sections 67 for conventional 65 settings of grinding, it is impossible to rounding, the application's Grinding 65 can either rounding again being capable of chamfering.

Embodiment 2

As shown in Figure 20,21 and 22, different, this implementation that differs only in clutch structure 21 of the present embodiment and embodiment 1 The clutch structure 21 of example includes：

Mounting base 44；

Second motor 70, in mounting base 44, the second motor 70 includes drive shaft 53；

First gear 71 in drive shaft 53, is rotated with drive shaft 53；

Drive link 74 is rotatably installed in mounting base 44；

Second gear 73, for sliding outer cover on drive link 74, second gear 73 is opposite with drive link 74 in a circumferential direction Fixed, second gear 73 has mask work position and with reference to working position, at mask work position, second gear 73 not with the first tooth 71 engagement of wheel, when combining working position, second gear 73 is moved to 71 one side of first gear, second gear 73 and first gear 71 Engagement, rack 24 of the second gear 73 for always with outside coordinate；

Control assembly 75, for second gear 73 to be controlled to be slided along drive link 74.

The operation principle of the application clutch structure 21：For second gear 73 at mask work position, first gear 71 is not with Two gears 73 engage, even if first gear 71 rotates, second gear 73 does not also work, when second gear 73 is with reference to working position When, first gear 71 is engaged with second gear 73 at this time, and the work of the second motor 70 can drive second gear 73 to rotate, and pass through control Component 75 processed can control second gear 73 to be slided along drive link 74, realize the switching of two kinds of working positions.Because two gear shafts The position of line is constant, and after second gear 73 slides to first gear 71 and engaged with first gear 71, two gears are not susceptible to beat It slides or beats tooth situation, in terms of existing technologies, reliability higher.

Second gear 73 is relatively fixed in a circumferential direction with drive link 74, that is, is rotated synchronously, during practice, the second tooth It is not circle to take turns 73 inner walls, and 74 corresponding position of drive link is adapted with the inner wall of second gear 73.Mounting base 44 can be with during practice For box body structure or other structures.

In this present embodiment, control assembly 75 includes：

Dynamic clamping head and quiet clamping head 72, for second gear 73 to be made to be maintained at mask work position；

Wedge piece 79 is slided and set in mounting base 44, and wedge piece 79 has lozenges 82, and lozenges 82 is used for and the second tooth 73 cooperation of wheel, the power for by the movement of wedge piece 79 second gear 73 being made to overcome resetting spring are moved to 71 one side of first gear；

Control element 52, for wedge piece 79 to be controlled to move.

Lozenges 82 can be inclined surface or arcwall face, by the cooperation of lozenges 82 and second gear 73, can press Second gear 73 enables second gear 73 to be slided along drive link 74.There are many form or structure, Ke Yiwei for dynamic clamping head and quiet clamping head 72 Resetting spring, torsional spring or tension spring, it is preferred that dynamic clamping head and quiet clamping head 72 is resetting spring, and back-moving spring overcoat is in drive link 74, resetting spring one end and second gear 73 against.

In this present embodiment, control element 52 includes the control-rod that can be moved back and forth, and control-rod coordinates with wedge piece 79, Control element 52 is linear motor, push-rod electric machine, electromagnet, cylinder or hydraulic cylinder.

In this present embodiment, wedge piece 79 is relatively fixed in the circumferential with mounting base 44, and 79 end of wedge piece has interior spiral shell Line 85, control element 52 include the 3rd motor 77 and the screw 78 driven by the 3rd motor 77, and screw 78 is interior with wedge piece 79 Screw thread 85 engages.It, can be by screw by the cooperation of screw 78 and internal thread 85 because wedge piece 79, which can only move, to be rotated 78 linear movement for being converted into wedge piece 79.

In this present embodiment, there are two sliding slot 84, wedge piece 79 includes bar portion 80 and positioned at bar portion 80 tool in mounting base 44 The wedge-shaped part 81 at middle part, lozenges 82 are located on wedge-shaped part 81, and 80 both ends of bar portion are slidably matched respectively with corresponding sliding slot 84, wedge Shape part 79 further includes bar hole 83, and drive link 74 passes through bar hole 83.Middle part described in the application is not limited to middle.

In this present embodiment, control assembly 75 further includes the outer second bearing 86 being sleeved on drive link 74, second bearing 86 Inner ring offset with second gear 73, the outer ring of second bearing 86 with wedge piece 79 for coordinating.If without second bearing 86, Wedge piece 79 directly coordinates with second gear 73, and lozenges 82 and 73 contact portion of second gear are sliding frictions, are not only worn It is more serious, and it is delivery efficiency to also reduce the second motor 70, by setting second bearing 86 that can change sliding friction For rolling friction, abrasion can not only be reduced, can also improve the delivery efficiency of the second motor 70.

In this present embodiment, the outer bearing cage 87 for being sleeved on 86 outer ring of second bearing, bearing cage 87 and second bearing are further included 86 rotate synchronously, and wedge piece 79 coordinates with bearing cage 87.

The above is only the preferred embodiment of the present invention, not thereby limits the patent protection of the utility model Scope, every equivalent structure transformation made with the utility model specification and accompanying drawing content, is directly or indirectly used in it His relevant technical field similarly includes within the protection scope of the present utility model.

Claims (10)

1. a kind of clutch structure, which is characterized in that including：

Mounting base；

Second motor, in mounting base, the second motor includes drive shaft；

First gear, installation on the driving shaft, are rotated with drive shaft；

Drive link is rotatably installed in mounting base；

Second gear, on the drive link, second gear is relatively fixed sliding outer cover with drive link in a circumferential direction, and second Gear has mask work position and with reference to working position, and at mask work position, second gear is not engaged with first gear, is being combined During working position, second gear is moved to first gear one side, and second gear is engaged with first gear, and the second gear is used to begin Coordinate eventually with external rack or gear；

Control assembly, for the second gear to be controlled to be slided along drive link.

2. clutch structure as described in claim 1, which is characterized in that the control assembly includes：

Dynamic clamping head and quiet clamping head, for second gear to be made to be maintained at mask work position；

Wedge piece is slided and set in mounting base, and wedge piece has lozenges, and the lozenges is used to coordinate with second gear, lead to The power that crossing the movement of wedge piece makes second gear overcome resetting spring is moved to first gear one side；

Control element, for the wedge piece to be controlled to move.

3. clutch structure as claimed in claim 2, which is characterized in that the control element includes the control that can be moved back and forth Bar, the control-rod coordinate with wedge piece, and the control element is linear motor, push-rod electric machine, electromagnet, cylinder or hydraulic pressure Cylinder.

4. clutch structure as claimed in claim 2, which is characterized in that the wedge piece is relatively solid in the circumferential with mounting base Fixed, wedge piece end has internal thread, and the control element includes the second motor and by the second motor-driven screw, the silk Bar is engaged with the internal thread of wedge piece.

5. clutch structure as claimed in claim 2, which is characterized in that there are two sliding slot, wedge piece bags for tool in the mounting base Include bar portion and the wedge-shaped part in the middle part of bar portion, lozenges is located on the wedge-shaped part, bar portion both ends respectively with corresponding sliding slot It is slidably matched, the wedge piece further includes bar hole, and the drive link passes through the bar hole.

6. clutch structure as claimed in claim 2, which is characterized in that control assembly further includes second be sleeved on outside on drive link Bearing, inner ring and the second gear of the second bearing offset, and the outer ring of the second bearing is used to coordinate with wedge piece.

7. clutch structure as claimed in claim 6, which is characterized in that the outer bearing cage for being sleeved on second bearing outer ring is further included, The bearing cage is rotated synchronously with second bearing, and the wedge piece coordinates with bearing cage.

8. a kind of cutting mechanism, which is characterized in that including crossbeam and the cutting rack being slidably mounted on crossbeam, the cutting rack On cutting motor and clutch structure be installed, the output shaft of cutting motor is for installing cutting blade or grinding, the clutch knot Structure is the clutch structure described in claim 1~7 any one, and the mounting base of clutch structure is fixed on cutting rack, the horizontal stroke Rack is fixed on beam, the second gear of clutch structure is engaged with the rack.

9. cutting mechanism as claimed in claim 8, which is characterized in that the output shaft of cutting motor is ground for installing, described For grinding tool there are one large end face and a small end face, the lateral wall of grinding includes the radius of annular chamfered section and annular, It is docked with large end face one end of the chamfered section.

10. a kind of ceramic tile cutter, which is characterized in that including the cutting mechanism described in rack and claim 8 or 9, the machine Frame includes the supporting rack of workbench and the support workbench, and the crossbeam is mounted on the top of workbench.