Detailed Description
Specific examples of the present invention will be described below.
A preparation method of a medical dressing comprises the following steps:
the method comprises the following steps: filling the paste 12 into the space between the forming extruder 31 and the forming press plate 51 on the circulating rotating frame 41 through the filling bin 34 to limit the amount of the paste 12;
step two: pressing the paste 12 by using a molding press plate 51, and performing molding treatment to limit the thickness of the molded paste 12;
step three: cooling the extruded paste 12, and keeping the compaction state of the paste 12 by the molding press plate 51, so that the paste 12 can be separated from the molding press plate 51 after molding;
step four: the prepared paste 12 is applied to the long-sized dressing 11 at intervals, the dressing 11 is cut into pieces, and then the cut pieces of the dressing 11 are processed again with cuts.
The strip-shaped dressing film 11 is sliced to form a single semi-finished medical dressing product, then the dressing product is cut with a cut mark again to obtain a finished medical dressing product, and finally the finished medical dressing product is subjected to independent plastic package;
the product is stored at low temperature, and when in use, the product is placed at normal temperature for a period of time or softened by an electric heating rod;
the arrangement of the cutting mark can enable the finished product of the medical dressing to be further torn, so that the length of the finished product of the medical dressing is adapted to the size of the affected part of a patient, and the using effect of the medical dressing is improved;
the positions of the slicing and the cutting mark are all left out of the position of the paste 12 on the dressing film 11, so that the paste 12 is prevented from being stripped from the dressing film 11, wherein the shape of the cutting mark is preferably a saw-tooth cutting mark;
the firmness of the paste 12 on the film 11 is increased by the pressing out of a plurality of depressions or the application of a binding material on the upper side of the film 11.
See FIGS. 2-3 and FIGS. 6-10 for an illustration:
the utility model discloses a plastic film coating machine, including plastic film coating 11, conveyer belt 22, shaping squeezer 31, circulation rotating turret 41, shaping clamp plate 51 sliding connection is on circulation rotating turret 41, the coating 11 carries through conveyer belt 22, and conveyer belt 22 suit is on carrying a plurality of commentaries on classics rollers on the platform 21, carries fixedly connected with slip table 23 of welding on the platform 21, the vertical sliding connection of shaping squeezer 31 is on slip table 23, and both sides communicate respectively around the shaping squeezer 31 has the position to correspond irritate material storehouse 34 and clout discharge bin 35, circulation rotating turret 41 rotates to be connected in shaping squeezer 31, shaping clamp plate 51 sliding connection is on circulation rotating turret 41.
A plurality of rotating rollers are rotatably connected to the conveying table 21, a rotating rod is fixedly connected to the end of one of the rotating rollers in a welding mode, a driving motor is installed on the conveying table 21 through a support, and an output shaft of the driving motor is connected with the rotating rod through a coupler;
starting a driving motor to drive the conveying belt 22 to intermittently convey the dressing film 11, so that the prepared paste 12 can be put on the strip-shaped dressing film 11 at intervals;
after the forming press plate 51 completes the forming treatment of the material paste 12, the forming extruder 31 is vertically moved on the sliding table 23, and the material paste 12 is shaken off onto the strip-shaped film coating 11 on the conveying belt 22;
the material paste 12 firstly enters between the forming extruder 31 and the forming press plate 51 on the circulating rotating frame 41 from the material filling bin 34, the material paste 12 is contained through a storage space formed by the side part of the forming press plate 51 being concave to the inner wall of the forming extruder 31, after the storage space is filled with the material paste 12, redundant materials are extruded from the fine holes on the excess material discharging bin 35, and preliminary quantitative processing operation of the material paste 12 is completed.
As shown in fig. 3:
the forming extruder 31 is fixedly connected with a lifting seat 32 and a sliding table 23 on the forming extruder 31 in a sliding manner through welding, and a spring is fixedly connected between the lifting seat 32 and the sliding table 23 in a welding manner.
Through controlling lift seat 32 to carry out vertical removal on slip table 23 to through the use of spring, manually push down lift seat 32 to shaping squeezer 31 lower extreme and conveyer belt 22 butt, later loose hand, drive lift seat 32 and carry out reciprocal shake on slip table 23, shake off the material cream 12 after the shaping.
See fig. 3, 5 and 10 for an illustration:
and a speed reducing motor 44 is mounted on one side of the forming extruder 31 close to the sliding table 23 through a bracket, and an output shaft of the speed reducing motor 44 is connected with a convex column of the circulating rotating frame 41.
The output shaft of the speed reducing motor 44 is connected with the convex column of the circulating rotating frame 41 through a coupler;
by starting the speed reducing motor 44, the circulating rotating frame 41 is driven to intermittently rotate in the forming extruder 31 by taking the axis of the circulating rotating frame as the axis, the position of the material paste 12 is switched, the material paste 12 after being filled is moved away from the positions of the filling bin 34 and the excess material discharging bin 35, the subsequent forming treatment is carried out, then the circulating rotating frame 41 is continuously rotated, and when the lower side surface of the forming pressing plate 51 is flush with the upper side of the conveying belt 22, the material paste 12 is shaken off.
See fig. 5-6, 8 and 11 for illustration:
the lower side of the forming extruder 31 is provided with a sliding chute 33, a partition plate 71 is connected in the sliding chute 33 in a sliding manner, and an electric telescopic rod 72 for driving the partition plate 71 to slide in the sliding chute 33 is installed on the side of the forming extruder 31.
The fixed end of the electric telescopic rod 72 is fixedly connected to the side part of the forming extruder 31 through a screw, and the movable end of the electric telescopic rod 72 is fixedly connected with the partition plate 71 through a screw;
through starting electric telescopic handle 72, enable baffle 71 and slide in spout 33, realize the processing of opening and shutting of port under shaping squeezer 31, drive shaping clamp plate 51 at circulation rotating turret 41 and rotate the in-process to port down, prevent to expect cream 12 before shaping clamp plate 51 downside and conveyer belt 22 upside parallel and level to drop to increase the integrality that cream 12 placed on coating 11.
See fig. 5, 8, 11 and 13 for illustration:
the forming press plate 51 is fixedly connected with a sliding column 52 and a control frame 53 in a welding mode, the sliding column 52 is inserted into a round hole 43 on the circulating rotating frame 41, the control frame 53 is located in a groove 42 on the circulating rotating frame 41, and the control frame 53 extends out of an opening on one side of the forming extruder 31.
The left side and the right side of the forming press plate 51 are respectively abutted against the inner side surface of the circulating rotating frame 41, and the forming squeezer 31 is abutted against the front side and the rear side of the forming press plate 51 to achieve the limiting purpose;
the groove 42 provides a space for the movement of the control frame 53, the movement mode of the control frame 53 can be controlled by an air cylinder, the fixed end of the air cylinder is fixed on the circulating rotating frame 41 through a screw, the telescopic end of the air cylinder is fixedly connected with the control frame 53 through a screw, and the extending states of the circulating rotating frames 41 are respectively controlled by using a plurality of air cylinders;
the use of the slide column 52 facilitates the installation and positioning of the circulating rotary frame 41.
See FIGS. 6-8 for an illustration:
a plurality of excess material extruding pipes 37 are communicated with the secondary forming plate 36 which is bonded and connected on the upper side of the forming extruder 31, and a temperature conducting sheet 38 which surrounds the outer side of the circumference of the secondary forming plate 36 is bonded and connected on the outer side of the forming extruder 31.
The temperature conduction piece 38 is connected with a refrigeration piece through a copper piece, and low temperature is conducted to the annular temperature conduction piece 38;
the residual material extrusion pipe 37 is used for discharging redundant materials from the middle position of the material paste 12 when the molding press plate 51 extrudes the material paste 12, reducing the retention of air holes in the material paste 12, and then starting the refrigerating sheet for refrigerating;
so that the paste 12 can be removed from the molding press plate 51 in a sheet-like integral manner;
teflon coatings are respectively sprayed on the inner walls of the forming press plate 51 and the forming squeezer 31, so that the anti-adhesion effect of the paste 12 is improved.
See FIGS. 9-10 for an illustration:
a plurality of gaskets 45 are adhesively connected to the side portions of the circulating rotary frame 41.
The use of the elastic material for the gasket 45 can improve the sealing effect of the paste 12 between the molding press 31, the circulating turret 41, and the molding press plate 51.
See FIGS. 5-6 for an illustration:
the other side of the forming squeezer 31 close to the sliding table 23 is fixedly connected with a positioning arm 39 through a screw, and the positioning arm 39 is buckled on a convex column at one side of the circulating rotating frame 41.
The positioning arm 39 is used for keeping the rotation of the circulating rotating frame 41 in the forming extruder 31 smooth, and the positioning arm 39 is used for buckling the convex columns extending out of the openings to realize positioning.
As shown in fig. 4:
the medical dressing prepared by the medical dressing preparation method comprises a dressing film 11 and material paste 12, wherein the material paste 12 is distributed on the dressing film 11 at intervals in a sheet shape.
The dressing film can be made of synthetic fiber or cotton pad;
the paste 12 can be prepared by adding several of rhizoma Ligustici Chuanxiong, radix Angelicae sinensis, radix Rubiae, pericarpium Citri Reticulatae viride, Carthami flos, herba Ephedrae and Borneolum Syntheticum as medicinal components into matrix composed of rubber and compounding agent such as one or more of Colophonium, vaseline and lanolin;
when in use, the redundant material paste 12 and the dressing 11 at the position are torn off together according to the size of the plaster to be applied, and then the plaster is applied to the affected part to play the roles of relieving pain and reducing swelling.
See FIGS. 11-12 for an illustration:
a tension spring is fixedly connected between the forming pressure plate 51 and the bottom of the round hole 43, the inner edge of the opening is fixedly connected with a positioning disc 61 in a welding mode, a round rod on the control frame 53 is tightly propped against the inner edge of the positioning disc 61 through the spring, and the inner side of the positioning disc 61 is further provided with an inward concave sliding edge 62 and an inward concave groove 63;
the inward concave sliding edge 62 keeps the compaction state of the forming press plate 51 to the material paste 12 under the state of keeping abutting with the round rod;
the recessed groove 63 pushes out the molded paste 12 from the lower side of the molding extruder 31 while keeping the contact with the round bar.
The positioning disc 61 can always shield the molding press plate 51 to prevent the leakage of the paste 12;
and controlling the circulating rotating frame 41 to rotate anticlockwise continuously according to the position shown in the figure 8, so that the round rod can be sequentially abutted against the inward sunken sliding edge 62 and the inward sunken groove 63, and the operations of pressing, keeping and discharging are realized.