Automatic stripping machine
Technical field
The present invention relates to a kind of medicine equipment, particularly relate to a kind of with the abbreviation from PTP(PressThrough Packaging of tablet or capsule, literal translation is " packing by pressure ", more regular appellation is the medicine Packaging Aluminum Foil in the industry, and the blister package of crying aluminium foil is also arranged) automatic stripping machine peeled off in the medicine plate.
Background technology
In the prior art, tablet or capsule generally adopt plastic sealing machine to carry out the moulding one-tenth PTP medicine plate packing of hot pressing envelope.This blister package has lot of advantages with the drug packages structure of aluminium foil for the user, such as air and humidity convenient, healthy, the isolation effect medicine stability, optimizes condition of storage.Only need push gently from the back side of PTP medicine plate in the time of need to taking and get final product.But at hospital pharmacy, when particularly medicine was sent out in the hospital pharmacy, perhaps the pharmaceutical factory divided packing inferior-quality medicine in production link again, and when being isolated, needed a large amount of work from PTP medicine plate tablet or capsule to be separated.In the past, adopt manual operations, not only speed is slow, and efficient is low, the more important thing is that manual operations may bring medicine pollution.Therefore, some drug striping machines that medicine can be separated from PTP medicine plate that constantly come out, drug striping machine are the medicinal equipment commonly used such as hospital pharmacy, and with respect to the peel manually medicine, its safety, work efficiency are better.But in practice, because size, tablet or the capsule arrangement mode on the medicine plate of specification size, tablet or the capsule of medicine packing PTP medicine plate is different.Therefore when existing drug striping machine is peeled off the medicine plate, usually can occur the medicine plate peel off smooth, make tablet or capsule broken, change the situation that medicine need to be regulated and debug drug striping machine.
Summary of the invention
For above-mentioned deficiency, the invention provides a kind of automatic stripping machine.
Described automatic stripping machine comprises:
Housing; Described housing is provided with medicine plate entrance, tablet outlet and empty medicine plate exit;
The first pinch roller unit, described the first pinch roller unit comprises at least two press nips, wherein the axle of each described press nips places the both sides of described housing rotationally, and the pinch roller of described two press nips is staggered the pinch roller equal thickness of each described press nips, equidistantly arrangement;
The first crane span structure back plate unit, described the first crane span structure back plate unit has the crane span structure back plate group with the press nips similar number of described the first pinch roller unit, wherein each described crane span structure back plate group places the both sides of described housing regularly, and have and the pinch roller of described the first pinch roller unit staggered supporting power plate that extends upward accordingly, the supporting power plate equal thickness of each described crane span structure back plate group, equidistantly arrange; And
Engine installation, described engine installation comprises:
Motor, described motor provide the power of rotation to described pinch roller; And
Gear is arranged on an end of the axle of described press nips regularly, and described a plurality of gear linkage, and the driving by motor drives described a plurality of pinch roller and rotates.
Preferably, described automatic stripping machine comprises:
The second pinch roller unit, described the second pinch roller unit comprises at least two press nips, wherein the axle of each described press nips places the both sides of described housing rotationally, and the pinch roller of described two press nips is staggered, the pinch roller equal thickness of each described press nips, equidistantly arrange, and described the second pinch roller unit is positioned at after the described first pinch roller unit of medicine plate approach axis, the spacing of the pinch roller of each press nips of described the second pinch roller unit is less than the spacing of the pinch roller of each press nips of described the first pinch roller unit, and the thickness of the pinch roller of each press nips of described the second pinch roller unit is less than the thickness of the pinch roller of each press nips of described the first pinch roller unit;
The second crane span structure back plate unit, described the second crane span structure back plate unit has the crane span structure back plate group with the press nips similar number of described the second pinch roller unit, wherein each described crane span structure back plate group places the both sides of described housing regularly, and have and the pinch roller of described the second pinch roller unit staggered supporting power plate that extends upward accordingly, the supporting power plate equal thickness of each described crane span structure back plate group, equidistantly arrange.
Preferably, described the first pinch roller unit is six press nips, and described the second pinch roller unit is two press nips.
Preferably, described engine installation also comprises:
Handle is connected with described gear, and manually the rotation of pinion drives described a plurality of pinch roller rotation then.
Preferably, the medicine plate entrance of described automatic stripping machine is provided with described press wheel interlinking but direction of rotation and the roller that cooperates with described pinch roller.
Preferably, the spacing of each pinch roller is 12-18mm in described the first pinch roller unit, and thickness is 2-6mm, and the spacing of each supporting power plate is 12-18mm in described the first crane span structure back plate, and thickness is 1-3mm.
Preferably, the spacing of each pinch roller is 3-6mm in described the second pinch roller unit, and thickness is 1-3mm, and the spacing of each supporting power plate is 3-6mm in described the second crane span structure back plate, and thickness is 1-3mm.
Preferably, described the first pinch roller unit be connected the pinch roller cell formation drug striping machine the first half be connected the latter half of drug striping machine of crane span structure back plate cell formation and connect by elastic component.
Preferably, be provided with between the latter half of the drug striping machine of the first half of the drug striping machine of described the first pinch roller unit and the second pinch roller cell formation and described crane span structure back plate cell formation and cause the device that shakes.
Preferably, the pinch roller surface of described pinch roller unit is provided with tusk.
Adopt automatically dislocation circular flexible two dimension bridge stripping medicine principle according to automatic stripping machine of the present invention, be easier to the realization flow automation, and be applicable to the PTP medicine plate of large plurality of specifications and size; Adopt the medicine that advances continuously of automation to shell the prescription formula, whole efficiency is high, has greatly reduced labour intensity; And need not to carry out structural adjustment and just can directly accept dissimilar PTP medicine plates, the link type that has saved manual setting has also reduced the labour intensity of operating personal to the comformability of PTP medicine plate malen more; Pinch roller does not contact with the supporting power plate, the direct application force of nothing, so structural reliability is high, the phenomenon of powder can not occur damaging; Need not to adjust structure, whole stripping medicine process can realize automation, saves manpower.For the automatic management of hospital pharmacy is laid a good foundation.
Description of drawings
Fig. 1 is the schematic diagram according to automatic stripping machine of the present invention;
Fig. 2 is the structural representation according to the left side of the automatic stripping machine of preferred implementation of the present invention; And
Fig. 3 is the structural representation according to the right side of the automatic stripping machine of preferred implementation of the present invention.
The specific embodiment
The present invention is described in further detail below in conjunction with accompanying drawing, can implement according to this with reference to specification sheets literal and accompanying drawing to make those skilled in the art.Fig. 2 is the structural representation according to the left side of the automatic stripping machine of preferred implementation of the present invention, and Fig. 3 is the structural representation according to the right side of the automatic stripping machine of preferred implementation of the present invention.As shown in Figure 1 and Figure 2, comprise according to automatic stripping machine 1 preferred embodiment of the present invention: housing 10, housing is provided with medicine plate entrance 101, tablet outlet 102 and empty medicine plate exit (not shown), normal conditions prescribe medicine plate entrance 101 and tablet outlet 102 are arranged on the place ahead of automatic stripping machine, and empty medicine plate exit is arranged on the rear of automatic stripping machine; The first pinch roller unit 20 comprises six press nips 201,202 ... 206, the axle 211,212 of each press nips wherein ... 216 place the both sides of housing rotationally, pinch roller 201a, the 201b of each press nips ... 201f thickness is that 2-6mm, spacing are 12-18mm, and the pinch roller of adjacent press nips is staggered, be the orthogonal projection view of automatic stripping machine, pinch roller 201a, 202a ... 206a does not overlap; The first crane span structure back plate unit (not shown), the first crane span structure back plate unit has the crane span structure back plate group with the press nips similar number of the first pinch roller unit 20, wherein each crane span structure back plate group places the both sides of described housing regularly, and have and the pinch roller of the first pinch roller unit staggered supporting power plate that extends upward accordingly, the supporting power plate thickness of each crane span structure back plate group is that 1-3mm, spacing are 12-18mm.
For the medicine packing PTP medicine plate that is fit to different size, tablet or capsule, tablet or the capsule different arrangement modes on the medicine plate of different sizes, also be provided with according to preferred implementation of the present invention: the second pinch roller unit 30, the second pinch roller unit comprises two press nips 301,302, the axle of each press nips places the both sides of described housing rotationally, the pinch roller thickness of each press nips is that 1-3mm, spacing are 3-6mm, and the pinch roller of adjacent press nips is staggered; And the second crane span structure back plate unit (not shown), the second crane span structure back plate unit has the crane span structure back plate group with the press nips similar number of the second pinch roller unit 30, wherein each crane span structure back plate group places the both sides of described housing regularly, and have and the pinch roller of the second pinch roller unit staggered supporting power plate that extends upward accordingly, the supporting power plate thickness of each crane span structure back plate group is that 1-3mm, spacing are 3-6mm.Preferably, the surface of pinch roller is provided with tusk, with non-slip with the smooth Surface Contact of PTP medicine plate, drive PTP medicine plate and moves.
Also comprise engine installation according to automatic stripping machine of the present invention, engine installation comprises: motor (not shown), motor provide the power of rotation to pinch roller; And gear 221,222 ... 226, be arranged on regularly an end of the axle of pinch roller, a plurality of gear linkages, these gears can directly mesh and link, and also can mesh the gear of suitable size and link.Thereby the driving by motor drives a plurality of pinch rollers rotations.According to the present invention another preferred embodiment automatic stripping machine the first pinch roller unit and the latter half of the drug striping machine of the first half of the drug striping machine of the second pinch roller cell formation and crane span structure back plate cell formation by elastic component, such as spring, connect.The top and the bottom of drug striping machine connect by soft elastic component, both can provide suitable squeese pressure for both push PTP medicine plate, and avoid again excessive because of squeese pressure or process the tablet of different specification size or the tablet that squeezes out in time breaks away from the situation that causes the tablet crushing between the two and occurs.Simultaneously, can also be provided with between the latter half of the drug striping machine of the first half of the drug striping machine of the first pinch roller unit and the second pinch roller cell formation and crane span structure back plate cell formation and cause the device that shakes, make the tablet that is squeezed out in time break away from the upper and lower half minute formation crush zone of drug striping machine by vibration.The tablet of avoiding being squeezed out the PTP tablet is repeated extruding and causes fragmentation.
For realize to small lot PTP medicine plate Chinese traditional medicine peel off and to the debugging of the PTP medicine plate of some special requirements and size, engine installation according to automatic stripping machine preferred embodiment of the present invention also is provided with handle, handle is connected with one of them gear, and manually the rotation of pinion drives described a plurality of pinch roller rotation then.
Be provided with press wheel interlinking but direction of rotation and the roller set 60 that cooperates with described pinch roller according to the medicine plate entrance of the automatic stripping machine of the preferred embodiment of the present invention, it cooperates the PTP medicine plate that will send between press nips and the roller set to be written in the automatic stripping machine with pinch roller.
Next, in conjunction with Fig. 3 the principle of work of automatic stripping machine of the present invention is described.Fig. 3 is the principle of work scheme drawing according to automatic stripping machine of the present invention.PTP medicine plate 2 is by extruding aluminium foil 3 to be broken, thereby powder 4 is extruded.Powder is extruded smoothly, and do not damaged by pressure, need to form " portal structure ", namely exert pressure body and supporting mass must form the structure of dislocation.The present invention forms " portal structure " by the extruding of pinch roller 20 and the supporting power plate of the crane span structure back plate 40 of correspondence, realizes peeling off PTP medicine plate Chinese traditional medicine.The pinch roller of adjacent press nips is staggered and forms the flexible bridge shelf structure of dynamic circulation, thereby single extruding is become multistage discrete type extruding, the portal structure that the supporting power plate of the crane span structure back plate of each pinch roller and both sides forms; This portal structure and pinch roller form a compressive plane with the curved surface formal distribution.Pinch roller drives PTP medicine plate with active form and moves ahead, and pinch roller forms squeezing effect twice at the crane span structure place; Each family's pinch roller and portal structure be with respect to the mutually at a certain distance dislocation of the horizontal vertical direction of PTP medicine plate working direction, thus upwards form the dislocation extruding the party, with guarantee on the PTP medicine plate face each point can both by in a looping fashion without omission be expressed to.This fashion of extrusion guarantee can not occur to powder directly to pressing, thereby make the powder can be broken under external force.Form the two-stage crush zone according to automatic stripping machine of the present invention in PTP medicine plate working direction, the first pinch roller unit and the first crane span structure back plate unit form front crush zone, front crush zone is for the drug of large scale powder, the second pinch roller unit and the second crane span structure back plate unit form rear crush zone, rear crush zone is for the drug of small size powder, thereby make the machine have extensive comformability to the powder size and dimension, it is exactly not need as traditional drug striping machine PTP medicine plate to be carried out supporting spacing to regulate that this comformability the most directly shows, and directly PTP medicine plate being put into the machine can normal drug.In order further to improve the degree of automation of the machine, advance the medicine process and adopt automatic medicine feed mechanism, can realize the continuous automatic medicament discharging that prosthetic is intervened.And make the arbitrary position on the PTP medicine plate can both form the portal structure of effective drug, thereby guarantee that all powders can both be extruded safely., formed along the sidesway of a plurality of crane span structures of the vertical direction of PTP plate working direction for this reason, be equivalent to successively inswept PTP plate to the left or to the right of a plurality of portal structures arranged side by side, thereby each medicine can both be extruded under portal structure.
Adopt automatically dislocation circular flexible two dimension bridge stripping medicine principle according to automatic stripping machine of the present invention, be easier to the realization flow automation, and be applicable to the PTP medicine plate of large plurality of specifications and size; Adopt the medicine that advances continuously of automation to shell the prescription formula, whole efficiency is high, has greatly reduced labour intensity; And need not to carry out structural adjustment and just can directly accept dissimilar PTP medicine plates, the link type that has saved manual setting has also reduced the labour intensity of operating personal to the comformability of PTP medicine plate malen more; Pinch roller does not contact with the supporting power plate, the direct application force of nothing, so structural reliability is high, the phenomenon of powder can not occur damaging; Need not to adjust structure, whole stripping medicine process can realize automation, saves manpower.For the automatic management of hospital pharmacy is laid a good foundation.
Although embodiment of the present invention are open as above, but it is not restricted to listed utilization in specification sheets and the embodiment, it can be applied to various suitable the field of the invention fully, for those skilled in the art, can easily realize other modification, therefore do not deviating under the universal that claim and equivalency range limit, the present invention is not limited to specific details and illustrates here and the legend of describing.