CN105729872A - Turning gear of tablet press - Google Patents
Turning gear of tablet press Download PDFInfo
- Publication number
- CN105729872A CN105729872A CN201610179734.XA CN201610179734A CN105729872A CN 105729872 A CN105729872 A CN 105729872A CN 201610179734 A CN201610179734 A CN 201610179734A CN 105729872 A CN105729872 A CN 105729872A
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- Prior art keywords
- driving
- tablet machine
- clutch
- frame
- shaft
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/02—Dies; Inserts therefor; Mounting thereof; Moulds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/02—Dies; Inserts therefor; Mounting thereof; Moulds
- B30B15/026—Mounting of dies, platens or press rams
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/02—Dies; Inserts therefor; Mounting thereof; Moulds
- B30B15/028—Loading or unloading of dies, platens or press rams
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Medical Preparation Storing Or Oral Administration Devices (AREA)
- Press Drives And Press Lines (AREA)
Abstract
The application discloses tablet press barring device for improve the barring efficiency of tablet press. The device includes: the tablet press comprises a driving rod, a driving shaft, a rack, a driven shaft, a transmission device and a driving device, wherein the driving rod is connected with the driving shaft, the driving rod is used for driving the driving shaft to rotate, the driving shaft is connected with the rack, the driven shaft is connected with the rack, the driving shaft is connected with the driven shaft through the transmission device, the driven shaft is provided with the driving device, and the driving device is used for driving a main motor belt pulley of the tablet press to rotate.
Description
Technical field
The application relates to tablet machine technology, particularly relates to a kind of tablet machine barring gear.
Background technology
Tablet machine is mainly used in pharmacy corporation, in order to graininess or powder material to be pressed into circle, abnormity or the tablet with word, symbol or figure, is the key equipment being suitable for batch production.During tablet machine work, being arranged on the upper plunger mould in upper punch plate and move downward under the constraint of drop-down guide rail, the lower plunger mould being simultaneously attached in lower punch plate moves upward under the constraint of lift rail, and in middle punch plate, the material in mould is pressed into tablet the most at last.
Die hole in tablet machine upper punch plate and the die hole in lower punch plate are all arrange evenly around along circular punch plate, and tablet machine is in routine use process, it is often necessary to hand turning is to clear up upper plunger mould and lower plunger mould etc. or to dismount.The parts such as lift rail, drop-down guide rail, feeding device and sheet outlet device are generally had around tablet machine punch plate, owing to the locus of above-mentioned parts limits, a upper plunger mould in the limited operating position in only tablet machine front or lower plunger mould can only be operated during each jiggering, therefore little scope continually is needed to rotate punch plate, carry out stepping with a punching angle for a step and rotate jiggering, it is achieved stepping rotates punch plate.
Jiggering mode conventional at present is that hand rotation tablet machine handwheel carries out jiggering, owing to handwheel is normally at the position, middle and lower part of tablet machine, and punch plate is normally at the middle and upper part of tablet machine, and handwheel and jiggering operating position are frequently not the same direction outside tablet machine, therefore operator generally to bend over to rotate handwheel, returning jiggering operating position after rotation upper plunger mould and lower plunger mould etc. to be cleared up or the operation such as dismounting, it is inefficient that this will result in current jiggering.
Summary of the invention
For solving above-mentioned technical problem, the embodiment of the present application provides a kind of tablet machine barring gear, for improving the jiggering efficiency of tablet machine.
The embodiment of the present application adopts following technical proposals: a kind of tablet machine barring gear, including: drive rod, driving shaft, frame, driven shaft, actuating device and driving device, wherein, described drive rod is connected with driving shaft, described drive rod is used for driving driving shaft to rotate, described driving shaft is connected with frame, described driven shaft is connected with frame, it is connected by actuating device between driving shaft with driven shaft, being provided with driving device on described driven shaft, described driving device is for driving the mair motor belt wheel of tablet machine to rotate.
Preferably, farther including torsion spring and freewheel clutch, one end of described torsion spring is connected with frame, and the other end is connected with driving shaft, and the spring section in the middle of torsion spring is enclosed within the outer surface of driving shaft；Described freewheel clutch includes wheel gear ring and drives circle, the inner chamber of wheel gear ring has ratchet gear ring, drive the flexible part in outside and the engagement pawl of circle, described gear ring of taking turns is connected with actuating device, and described driving circle is connected with driving shaft, wherein, driving shaft drives along positive direction when driving circle to rotate, wheel gear ring and actuating device rotate, and when driving shaft drives driving circle to rotate in reverse direction, wheel gear ring and actuating device do not rotate.
Preferably, farther include stepping mechanism, described stepping mechanism is connected with the riser of frame, described stepping mechanism includes block and pin, block is for limiting the movement locus of pin, and when pin moves to the position of block, described pin is positioned on the movement locus of drive rod, wherein, described frame includes base plate and the riser being vertically connected with base plate.
Preferably, described stepping mechanism is connected with the riser in frame and specifically includes: described stepping mechanism is bolted with the riser in frame, wherein, the riser of frame has through hole, having rectangular through hole on stepping mechanism, described bolt passes the through hole in frame and the through hole on stepping mechanism.
Preferably, farther include clutch, described clutch includes clutch rotating shaft, main pivoted arm and from pivoted arm, wherein, one end of described main pivoted arm is vertical with driving shaft to be connected, the other end is vertical with clutch rotating shaft to be connected, described it is connected from one end of pivoted arm and driven shaft are vertical, the other end is vertical with clutch rotating shaft to be connected, described main pivoted arm can rotate around main shaft, described can rotate around driven shaft from pivoted arm, described can also rotate around clutch rotating shaft from pivoted arm, described driven shaft is connected with frame by driven shaft support, described driven shaft support can rotate around driven shaft support bottom.
Preferably, the riser of frame having circular arc through hole, the center of circle of described circular arc is positioned on the axial line of driving shaft, and described clutch rotating shaft is passed described circular arc through hole and is perpendicular to the riser of frame.
Preferably, farther include clutch handle, described clutch handle includes clutch handle mandrel and clutch handle core retainer plate, is connected by elastic component between described clutch handle mandrel and clutch handle core retainer plate, and clutch handle mandrel is connected with the termination of clutch rotating shaft.
Preferably, the two ends of described circular arc through hole are provided with sedimentation hole, and the diameter of described sedimentation hole is more than the width of circular arc through hole.
Preferably, farther including position switch, described position switch is positioned on the riser of frame, and described position switch is corresponding to the sedimentation hole of the lower end of described circular arc through hole, and wherein, described position switch is connected with the main power source of tablet machine.
Preferably, farther including the fixing plate of actuating device, the fixing plate of actuating device is H-shaped, and the centre position of the fixing plate of actuating device is connected with clutch rotating shaft, and the two ends of the fixing plate of actuating device correspond respectively to the position of actuating device.
At least one technical scheme above-mentioned that the embodiment of the present application adopts can reach following beneficial effect: by driving the drive rod of barring gear and then driving driving shaft to rotate, driving shaft is rotated and then drives and rotates with the driven shaft being connected by actuating device between driving shaft, the mair motor belt wheel being driven tablet machine by the driving device being arranged on driven shaft is rotated, mair motor belt wheel rotates and can realize jiggering operation, relative to the jiggering mode manually rotating tablet machine handwheel in prior art, manpower is saved in operation more；Meanwhile, operator can adopt stance, and while jiggering, glasses can observe the rotation situation of punch plate, is capable of with the hands upper plunger mould and lower plunger mould etc. being cleared up or the operation such as dismounting simultaneously, improves the jiggering efficiency of tablet machine.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing further understanding of the present application, constitutes the part of the application, and the schematic description and description of the application is used for explaining the application, is not intended that the improper restriction to the application.In the accompanying drawings:
The tablet machine barring gear schematic diagram that Fig. 1 provides for the embodiment of the present application；
The tablet machine barring gear that Fig. 2 provides for the embodiment of the present application installation site schematic diagram on tablet machine；
Torsion spring in the tablet machine barring gear that Fig. 3 provides for the embodiment of the present application and freewheel clutch position view；
Freewheel clutch profile in the tablet machine barring gear that Fig. 4 provides for the embodiment of the present application；
Freewheel clutch schematic diagram in the tablet machine barring gear that Fig. 5 provides for the embodiment of the present application；
Stepping mechanism schematic diagram in the tablet machine barring gear that Fig. 6 provides for the embodiment of the present application；
Another schematic diagram of stepping mechanism in the tablet machine barring gear that Fig. 7 provides for the embodiment of the present application；
Clutch schematic diagram in the tablet machine barring gear that Fig. 8 provides for the embodiment of the present application；
Another schematic diagram of clutch in the tablet machine barring gear that Fig. 9 provides for the embodiment of the present application；
The another schematic diagram of clutch in the tablet machine barring gear that Figure 10 provides for the embodiment of the present application；
Clutch handle profile in the tablet machine barring gear that Figure 11 provides for the embodiment of the present application；
Position switch schematic diagram in the tablet machine barring gear that Figure 12 provides for the embodiment of the present application；
nullDescription of reference numerals: 110 drive rods，120 driving shafts，130 frames，140 driven shafts，150 actuating devices，160 driving devices，170 mair motor belt wheels，180 handwheels，190 gear rings，210 torsion springs，220 freewheel clutches，221 take turns gear ring，222 drive circle，223 elastic components，224 engagement pawls，225 support lid，300 stepping mechanisms，310 blocks，320 pins，330 stepping mechanism base plates，340 rectangular through holes，410 clutch rotating shafts，420 main pivoted arms，430 from pivoted arm，440 driven shaft supports，450 circular arc through holes，460 clutch handle mandrels，470 clutch handle core retainer plates，480 sedimentation holes，500 position switch，Plate fixed by 600 actuating devices，700 drive rod storage supports.
Detailed description of the invention
For making the purpose of the application, technical scheme and advantage clearly, below in conjunction with the application specific embodiment and corresponding accompanying drawing, technical scheme is clearly and completely described.Obviously, described embodiment is only some embodiments of the present application, rather than whole embodiments.Based on the embodiment in the application, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of the application protection.
As it is shown in figure 1, the embodiment of the present application provides a kind of tablet machine barring gear, for improving the jiggering efficiency of tablet machine, specifically include that drive rod 110, driving shaft 120, frame 130, driven shaft 140, actuating device 150 and driving device 160.
The body shape of above-mentioned drive rod can be similar Z-shaped handle shape, naturally it is also possible to for roller shape, one end of drive rod is connected with driving shaft.Driving shaft main body can be cylindrical, in conjunction with Fig. 1 it can be seen that frame includes base plate and the riser vertical with base plate, wherein has screwed hole on base plate and then bolt can be utilized to be fixed on tablet machine by whole barring gear.When driving shaft is connected with frame, it is possible to two circular holes are set on riser, and then the two ends of cylindrical driving shaft are connected with frame by above-mentioned two circular hole, the center of circle of above-mentioned two circular hole and the dead in line of driving shaft.Driving shaft can rotate around above-mentioned two circular hole, for reducing friction when driving shaft rotates and between frame, certainly bearing can also be set in the two of above-mentioned junction circular hole, the inner ring of bearing and the outer surface of driving shaft are connected, and the outer ring of bearing is connected with the circular hole on the riser of frame.
Driven shaft is also connected with frame, and driven shaft body shape can be cylindrical, and it can be identical with the connected mode of driving shaft Yu frame with the connected mode of frame, does not repeat them here.Being connected by actuating device between driving shaft with driven shaft, above-mentioned actuating device can be specially driving chain, driving belt etc..In one embodiment, linked by driving chain between driving shaft and driven shaft, certainly the relevant position of driving shaft Yu driven shaft is provided with the gear teeth, to be connected with driving chain.Furthermore it is also possible to make driving shaft and driven shaft keeping parallelism in frame.
Being provided with driving device on driven shaft, above-mentioned driving device can be specially driving gear, can install fixing between driving gear and driven shaft in the way of axle key coordinates.Above-mentioned driving device is for driving the mair motor belt wheel of tablet machine to rotate.In one embodiment, driving device is specially driving gear, certainly has the corresponding gear teeth on the mair motor belt wheel of tablet machine, drives gear to be meshed with the gear teeth on the mair motor belt wheel of tablet machine.In another embodiment, driving device is specially the belt pulley of cylinder, is connected by belt transmission between above-mentioned belt pulley and the mair motor belt wheel 170 of tablet machine.In another embodiment, driving device is specially driving gear, and the mair motor belt wheel of tablet machine does not have the gear teeth, by installing gear ring 190 on the mair motor belt wheel of tablet machine, sees Fig. 1, the gear teeth of above-mentioned gear ring and the gear teeth meshing driving gear.
During the tablet machine barring gear work that the embodiment of the present application provides, its installation site on tablet machine is as shown in Figure 2, by driving the drive rod of barring gear and then driving driving shaft to rotate, driving shaft is rotated and then drives and rotates with the driven shaft being connected by actuating device between driving shaft, the mair motor belt wheel being driven tablet machine by the driving device being arranged on driven shaft is rotated, mair motor belt wheel rotates and can realize jiggering operation, relative to the jiggering mode (Fig. 2 is seen in the handwheel 180 position on tablet machine) manually rotating tablet machine handwheel in prior art, manpower is saved in operation more；Meanwhile, operator adopts stance, and while foot-operated jiggering, glasses can observe the rotation situation of punch plate, is capable of with the hands upper plunger mould and lower plunger mould etc. being cleared up or the operation such as dismounting simultaneously, improves the jiggering efficiency of tablet machine.
Drive rod is driven to rotate in order to convenient, the tablet machine barring gear that the embodiment of the present application provides can further include torsion spring 210 and freewheel clutch 220, torsion spring and the freewheel clutch position on barring gear is can be seen that in conjunction with Fig. 1 and Fig. 3, one end of described torsion spring is connected with the edge of the riser of frame by linking up with, the other end is connected with the alignment pin on driving shaft by linking up with, alignment pin is not shown in figure 3, the other end of torsion spring can also fixing with driving shaft be connected certainly, and the spring section in the middle of torsion spring is enclosed within the outer surface of driving shaft.
Below in conjunction with Fig. 3, Fig. 4 and Fig. 5 it can be seen that freewheel clutch includes wheel gear ring 221 and drives circle 222, wheel gear ring is positioned at the outside driving circle, and the inner chamber of wheel gear ring has ratchet gear ring, drives the flexible part 223 in outside and the engagement pawl 224 of circle.It addition, support lid 225 can also be arranged in the outside of elastic component and engagement pawl, support lid and be specifically as follows the transferring elements such as bearing, be used for consolidating fifth wheel gear ring and driving circle, and protect elastic component and the engagement pawl of inside.
Freewheel clutch is the transition piece between driving shaft and actuating device, and described gear ring of taking turns is connected with actuating device, and described driving circle is connected with driving shaft.Its structure is illustrated by the operation principle below in conjunction with freewheel clutch: driving shaft along positive direction (counter clockwise direction shown in Fig. 4) rotate time, due to drive circle be connected with driving shaft, driving circle will rotate along with driving shaft.The elastic component driving circle outer surface coordinates with engagement pawl, the shape of the ratchet gear ring of match wheel gear ring inner, and now engagement pawl will head on wheel gear ring rotation, and wheel gear ring is rotated into and drives connected actuating device to rotate.Driving shaft when (clockwise direction shown in Fig. 4) rotates in reverse direction, drives circle to rotate with driving shaft, and owing to taking turns the structure of the ratchet gear ring of gear ring inner, wheel gear ring and actuating device do not rotate.It should be noted that above-mentioned " positive direction " and " opposite direction " is the relative concept of a direction of rotation, time not to barring gear real work, the direction of rotation of drive rod and driving shaft is defined.
By the design of above-mentioned torsion spring and freewheel clutch, when the dynamic drive rod that tramps with one's feet rotates down, driving shaft, actuating device, driven shaft and driving device will be driven to rotate, torsion spring storage elasticity potential energy simultaneously；When drive rod is not exerted a force by foot, the elastic potential energy release of above-mentioned torsion spring drives driving shaft and drive rod to return to initial position, in order to carrying out next step jiggering, now actuating device, driven shaft and driving device do not rotate.Only need to step downwards this action of drive rod during jiggering with foot and can complete the operation of continuous print jiggering.If the hook of the torsion spring other end is to be connected with driving shaft by alignment pin, after jiggering terminates, being taken out by alignment pin from driving shaft, alignment pin leaves the hook of torsion spring, and torsion spring is then inoperative.
After arranging torsion spring and freewheel clutch, the tablet machine barring gear that the embodiment of the present application provides can further include stepping mechanism 300, by stepping mechanism, the movement locus of drive rod is limited.The movement locus of above-mentioned drive rod refers to the drive rod of handle shape movement locus along the circumferential direction.
The structure of stepping mechanism and can in conjunction with shown in Fig. 1, Fig. 6 and Fig. 7 with the annexation of frame, described stepping mechanism is connected with the riser in frame, specifically can be bolted, by being threaded hole on the riser of stepping mechanism and frame, and then bolt is utilized through above-mentioned screwed hole and then to be connected with frame by stepping mechanism.Described stepping mechanism includes block 310, pin 320 and stepping mechanism base plate 330, wherein stepping mechanism base plate is connected with the riser in frame, pin is shaft-like be connected with stepping mechanism base plate and can rotate around the surface of stepping mechanism base plate, stepping mechanism base plate surface configuration block so that limit pin rotary motion track, when pin is positioned at position as shown in Figure 6, pin is placed exactly on the movement locus of drive rod.
By arranging above-mentioned stepping mechanism, the pin of stepping mechanism forwarding the block place of stepping mechanism to, during jiggering, drive rod rotates down, and drive rod is formed spacing by the pin of stepping mechanism.And then make drive rod from top initial position turn to the position of pin time, the punch plate of tablet machine just rotates a punching angle.For above-mentioned punching angle, citing illustrates, and has 33 die holes as crossed in tablet machine punch plate, then above-mentioned punching angle is that circumference 360 degree is divided by 33 angle values obtained；Have 79 die holes as crossed in tablet machine punch plate, then above-mentioned punching angle is that circumference 360 degree is divided by 79 angle values obtained.Pin can rotate around the surface of stepping mechanism base plate, and when not using stepping mechanism, the pin of stepping mechanism forwards the opposite side of stepping mechanism to, and when drive rod rotates down, the pin of stepping mechanism does not affect the movement locus of drive rod.
In order to accurately ensure drive rod from top initial position turn to the position of pin time, the punch plate of tablet machine just rotates a punching angle, except passing through to control the size of barring gear, size such as driving device, the size etc. of drive rod, can also arranging on stepping mechanism base plate and be similar to rectangular rectangular through holes 340, the long limit of rectangular through holes wherein can be made to keep vertically, minor face keeps level simultaneously.In one embodiment, described stepping mechanism base plate is bolted with the riser in frame, the riser of frame wherein has the through hole of circle, stepping mechanism has rectangular through hole, setting due to above-mentioned rectangular through holes, and then enable whole stepping mechanism upper-lower position on the riser of frame to be adjusted, by adjusting stepping mechanism upper-lower position in frame, and then when accurately guarantee drive rod turns to the position of pin from top initial position, the punch plate of tablet machine just rotates a punching angle.
The tablet machine barring gear that the embodiment of the present application provides can further include clutch, by arranging clutch, whole barring gear is fixed on the base of tablet machine by the base plate of frame, when needing jiggering, by adjusting clutch and then making the driving device on driven shaft rotate with mair motor pulley contact and then driving mair motor belt wheel；Do not need jiggering, by adjusting clutch and then making above-mentioned driving device separate with tablet machine mair motor belt wheel, make barring gear the course of normal operation of tablet machine do not impacted.
Above-mentioned clutch specifically can include clutch rotating shaft 410, main pivoted arm 420 and from pivoted arm 430, sees Fig. 8, and wherein clutch rotating shaft can be arranged to be maintained with parallel with driving shaft and driven shaft.One end of main pivoted arm is vertical with driving shaft to be connected, and the other end is vertical with clutch rotating shaft to be connected, and described main pivoted arm can rotate around main shaft.In one embodiment, one end of main pivoted arm is fixed on driving shaft by bearing, and the inner ring of bearing is fixing with driving shaft to be connected, and the other end of main pivoted arm is fixed in clutch rotating shaft by holding screw.
Being connected from one end of pivoted arm and driven shaft are vertical, the other end is vertical with clutch rotating shaft to be connected, and wherein, can rotate around driven shaft from pivoted arm, can also rotate around clutch rotating shaft from pivoted arm.In one embodiment, being connected with clutch rotating shaft from one end of pivoted arm by two stomidiums, wherein above-mentioned two stomidium is enclosed within the outside of its rotating shaft of clutch, is connected with driven shaft from the other end of pivoted arm by bearing, and the inner ring of bearing is fixing with driven shaft to be connected.
It addition, driven shaft is connected with framework soleplate by two stomidiums on driven shaft support 440, seeing Fig. 9 and Figure 10, described driven shaft support can rotate around driven shaft support bottom, and driven shaft support belongs to a part for frame riser.
In order to ensure stability when whole clutch works, it is also possible to respectively arrange a set of main pivoted arm in the both sides of actuating device, from pivoted arm, two overlap main pivoted arms, realize synchronous working from pivoted arm by sharing a clutch rotating shaft.Tablet machine barring gear is when jiggering state, driving shaft, clutch rotating shaft, driven shaft center point-blank, namely main pivoted arm, from pivoted arm formed straight support, see Fig. 9, now on driven shaft drive gear be connected with the gear teeth meshing on tablet machine mair motor belt wheel.Tablet machine barring gear is when non-jiggering state, and distance between driving shaft and driven shaft reduces, main pivoted arm and directly form the angle of V-arrangement from pivoted arm, is specifically shown in Figure 10, and the gear that drives on driven shaft is separated from each other with the gear teeth on tablet machine mair motor belt wheel.
Clutch rotating shaft and then the state switching making whole barring gear under jiggering state and non-jiggering state is manipulated, it is also possible to circular arc through hole 450 is set on the riser of frame, sees Fig. 9 and Figure 10 in order to convenient.Wherein the above-mentioned circular arc center of circle is positioned on the axial line of driving shaft, and the holes centre-to-centre spacing of main pivoted arm is equal to arc radius.The centre-to-centre spacing of above-mentioned main pivoted arm holes, is simultaneously equal to the distance between the axis of driving shaft and clutch rotating shaft, wherein main shaft and clutch rotating shaft keeping parallelism.Described clutch rotating shaft is passed described circular arc through hole and is perpendicular to the riser of frame.It addition, when clutch rotating shaft is positioned at the upper end position of circular arc through hole, main pivoted arm, form straight support as shown in Figure 9 from pivoted arm.
After circular arc through hole is set on the riser of frame, the tablet machine barring gear that the embodiment of the present application provides can further include clutch handle, the structure of clutch handle is as shown in figure 11, including clutch handle mandrel 460 and clutch handle core retainer plate 470, being connected by elastic component 223 between described clutch handle mandrel and clutch handle core retainer plate, elastic component is specifically as follows spring.Clutch handle mandrel is connected with the termination of clutch rotating shaft, and what be specifically as follows as shown in figure 11 is threaded, wherein can also make the axis of clutch handle mandrel and the dead in line of clutch rotating shaft.Additionally, the two ends of the circular arc through hole on the riser of frame are also provided with sedimentation hole 480, see Fig. 9 and Figure 10 position, the diameter of described sedimentation hole is more than the width of circular arc through hole, the width of circular arc through hole is along for the length direction of arc length relative to circular arc through hole, the degree of depth of above-mentioned sedimentation hole, to about the half position of the riser thickness of frame, is not only the through hole completely penetrated through.For the clutch handle core retainer plate diameter in the riser direction of frame, it is possible to more than the width of circular arc through hole, simultaneously less than the diameter of sedimentation hole.
By arranging above-mentioned sedimentation hole, engagement clutch handle again, clutch rotating shaft can be fixed on upper end or the lower end of circular arc through hole, during as needed switch operating state, pull out clutch handle, the now compression of the elastic component in clutch handle, clutch handle sleeve moves to the axis extended line direction of clutch rotating shaft simultaneously, and then make clutch handle sleeve leave above-mentioned sedimentation hole, then moving clutch handle along the direction of circular arc through hole, the handle that loosens the clutch during to another sedimentation hole position can complete the operation of switch operating state.
In order to ensure the safety of whole barring gear, it is also possible to farther including position switch 500, described position switch is positioned on the riser of frame, and described position switch is corresponding to the position of the sedimentation hole of the lower end of described circular arc through hole, specifically as shown in figure 12.Wherein, described position switch is connected with the main power source of tablet machine, when clutch handle is when circular arc through hole lower end, the contact of position switch under clutch rotating shaft top, the normally opened contact Guan Bi of position switch, to tablet machine total power switch signal, tablet machine can be energized work.When clutch handle leaves arcuate socket lower end, the contact of clutch rotating shaft ejected position switch, the normally opened contact of position switch disconnects, and tablet machine main power can not normally close a floodgate, and tablet machine can not be energized work.So guarantee that operator still can safety operation when forgetting to cut off main power source.
The tablet machine barring gear that the embodiment of the present application provides can further include the fixing plate 600 of actuating device, and the fixing plate of actuating device is H-shaped, and see you later Fig. 1, and namely upper and lower side is all fluted, and recess width is passed through flexibly keeping actuating device.The fixing plate centre position of actuating device is connected with clutch rotating shaft, and the position of upper and lower side groove is corresponding to the position of actuating device.When clutch rotating shaft rotates along circular arc through hole, the fixing plate of actuating device rotates accordingly, it is prevented that actuating device is because degree of tightness change produces obscission.
Additionally, for the drive rod shown in Fig. 1 and Fig. 3, its one end can also be passed through axle sleeve and be connected with driving shaft, axle sleeve has a gear block, figure does not mark, can also arranging drive rod storage support 700 in frame, when drive rod turns to gear block position around axle sleeve, the foot section of drive rod is outside tablet machine contour dimension.Operator is when foot-operated jiggering, it is possible to observe the rotation situation of punch plate, easily rides jiggering on one side.After jiggering terminates, drive rod is received in drive rod storage support by rotation of drive rod, reduces taking up room of whole barring gear.
The tablet machine barring gear that the embodiment of the present application provides, when non-jiggering state: clutch handle is positioned at the sedimentation hole below the riser circular arc through hole of frame, the gear ring of the driving device of barring gear and tablet machine mair motor completely disengages from, drive rod is placed in drive rod storage support, whole barring gear takes up room minimum, less than the gabarit of tablet machine；When jiggering state: clutch handle is positioned at the sedimentation hole above the riser circular arc through hole of frame, the driving device of barring gear is at a fully engaged with the gear ring of tablet machine mair motor, drive rod overturns, the foot section of drive rod is placed in outside tablet machine contour dimension, operator adopts stance, and while foot-operated jiggering, the rotation situation of punch plate observed by glasses, and both hands operate mutually not contradiction simultaneously, safe and efficient.
These are only embodiments herein, be not limited to the application.To those skilled in the art, the application can have various modifications and variations.All make within spirit herein and principle any amendment, equivalent replacement, improvement etc., should be included within claims hereof scope.
Claims (10)
1. a tablet machine barring gear, it is characterised in that including: drive rod, driving shaft, frame, driven shaft, actuating device and driving device, wherein,
Described drive rod is connected with driving shaft, described drive rod is used for driving driving shaft to rotate, described driving shaft is connected with frame, described driven shaft is connected with frame, it is connected by actuating device between driving shaft with driven shaft, being provided with driving device on described driven shaft, described driving device is for driving the mair motor belt wheel of tablet machine to rotate.
2. tablet machine barring gear according to claim 1, it is characterised in that farther include torsion spring and freewheel clutch,
One end of described torsion spring is connected with frame, and the other end is connected with driving shaft, and the spring section in the middle of torsion spring is enclosed within the outer surface of driving shaft；
Described freewheel clutch includes wheel gear ring and driving circle, and the inner chamber of wheel gear ring has ratchet gear ring, drives the flexible part in outside and the engagement pawl of circle, and described gear ring of taking turns is connected with actuating device, and described driving circle is connected with driving shaft, wherein,
Driving shaft drives along positive direction when driving circle to rotate, and wheel gear ring and actuating device rotate, and when driving shaft drives driving circle to rotate in reverse direction, wheel gear ring and actuating device do not rotate.
3. tablet machine barring gear according to claim 2, it is characterised in that farther include stepping mechanism,
Described stepping mechanism is connected with the riser of frame, described stepping mechanism includes block and pin, block is for limiting the movement locus of pin, when pin moves to the position of block, described pin is positioned on the movement locus of drive rod, wherein, described frame includes base plate and the riser being vertically connected with base plate.
4. tablet machine barring gear according to claim 3, it is characterised in that described stepping mechanism is connected with the riser in frame and specifically includes:
Described stepping mechanism is bolted with the riser in frame, wherein,
Having through hole on the riser of frame, stepping mechanism has rectangular through hole, described bolt passes the through hole in frame and the through hole on stepping mechanism.
5. tablet machine barring gear according to claim 2, it is characterised in that farther include clutch, described clutch includes clutch rotating shaft, main pivoted arm and from pivoted arm, wherein,
One end of described main pivoted arm is vertical with driving shaft to be connected, and the other end is vertical with clutch rotating shaft to be connected, and described is connected from one end of pivoted arm and driven shaft are vertical, and the other end is vertical with clutch rotating shaft to be connected,
Described main pivoted arm can rotate around main shaft, described can rotate around driven shaft from pivoted arm, described can also rotating around clutch rotating shaft from pivoted arm, described driven shaft is connected with frame by driven shaft support, and described driven shaft support can rotate around driven shaft support bottom.
6. tablet machine barring gear according to claim 5, it is characterised in that having circular arc through hole on the riser of frame, the center of circle of described circular arc is positioned on the axial line of driving shaft, described clutch rotating shaft is passed described circular arc through hole and is perpendicular to the riser of frame.
7. tablet machine barring gear according to claim 6, it is characterized in that, farther include clutch handle, described clutch handle includes clutch handle mandrel and clutch handle core retainer plate, being connected by elastic component between described clutch handle mandrel and clutch handle core retainer plate, clutch handle mandrel is connected with the termination of clutch rotating shaft.
8. tablet machine barring gear according to claim 6, it is characterised in that the two ends of described circular arc through hole are provided with sedimentation hole, and the diameter of described sedimentation hole is more than the width of circular arc through hole.
9. tablet machine barring gear according to claim 8, it is characterized in that, farther include position switch, described position switch is positioned on the riser of frame, and described position switch is corresponding to the sedimentation hole of the lower end of described circular arc through hole, wherein, described position switch is connected with the main power source of tablet machine.
10. the tablet machine barring gear according to any one of claim 5 to 9, it is characterized in that, farther include the fixing plate of actuating device, the fixing plate of actuating device is H-shaped, the centre position of the fixing plate of actuating device is connected with clutch rotating shaft, and the two ends of the fixing plate of actuating device correspond respectively to the position of actuating device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610179734.XA CN105729872B (en) | 2016-03-25 | 2016-03-25 | Turning gear of tablet press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610179734.XA CN105729872B (en) | 2016-03-25 | 2016-03-25 | Turning gear of tablet press |
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| Publication Number | Publication Date |
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| CN105729872A true CN105729872A (en) | 2016-07-06 |
| CN105729872B CN105729872B (en) | 2017-10-13 |
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| CN201610179734.XA Active CN105729872B (en) | 2016-03-25 | 2016-03-25 | Turning gear of tablet press |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107471288A (en) * | 2017-07-31 | 2017-12-15 | 上海宇航***工程研究所 | A kind of carbon fiber pipe electric shearing device with auxiliary holding function |
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| CN203296837U (en) * | 2013-05-24 | 2013-11-20 | 中国华冶科工集团有限公司 | Barring gear for steam turbine |
| CN204312147U (en) * | 2014-12-08 | 2015-05-06 | 北京电力设备总厂有限公司 | Turning for Feed Pump Turbine device |
| CN205439345U (en) * | 2016-03-25 | 2016-08-10 | 北京新龙立科技有限公司 | Tablet press rolling gear |
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|---|---|---|---|---|
| JP2007275955A (en) * | 2006-04-10 | 2007-10-25 | Shinko Sellbick:Kk | Press machine and compound device using the same |
| CN201925109U (en) * | 2011-01-11 | 2011-08-10 | 龙源（北京）风电工程技术有限公司 | Turning gear for high-speed shaft of wind generating set |
| CN202451374U (en) * | 2012-02-15 | 2012-09-26 | 三一电气有限责任公司 | Turning gear and fan |
| CN203296837U (en) * | 2013-05-24 | 2013-11-20 | 中国华冶科工集团有限公司 | Barring gear for steam turbine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107471288A (en) * | 2017-07-31 | 2017-12-15 | 上海宇航***工程研究所 | A kind of carbon fiber pipe electric shearing device with auxiliary holding function |
| CN107471288B (en) * | 2017-07-31 | 2019-04-05 | 上海宇航***工程研究所 | A kind of carbon fiber pipe electric shearing device with auxiliary clamping function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105729872B (en) | 2017-10-13 |
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Effective date of registration: 20220506 Address after: 102600 2 / F, building 1, Tianrong street, Daxing biomedical industrial base, Zhongguancun Science and Technology Park, Daxing District, Beijing Patentee after: Beijing xinlongli Intelligent Technology Co.,Ltd. Address before: 102600 Beijing Daxing District bioengineering and pharmaceutical industry base, No. 11, Tianrong street, Beijing Patentee before: BEIJING LONGLITECH Co.,Ltd. |
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