CN113559405A

CN113559405A - Dermatological medicine blender

Info

Publication number: CN113559405A
Application number: CN202110888431.6A
Authority: CN
Inventors: 张璋; 侯俊芝; 李莉莉; 吴丽娟
Original assignee: Shangqiu Medical College
Current assignee: Shangqiu Medical College
Priority date: 2021-08-03
Filing date: 2021-08-03
Publication date: 2021-10-29

Abstract

A dermatological medicine mixer solves the problems that the manual medicine application work efficiency of nursing staff is low, medicine preparation and mixing are inconvenient, and the medicine is exposed for a long time after being prepared, so that the curative effect of the medicine is reduced, and the treatment effect is influenced; the novel medicine bottle comprises a housin, the inside rigid coupling of casing has the piston cylinder, the piston cylinder fit in has piston and piston rod, piston rod lower extreme rigid coupling has the (mixing) shaft, the (mixing) shaft rigid coupling has the stirring piece, the intercommunication has into the pencil and goes out the pencil on the piston cylinder, the casing lower extreme has changeed first pivot, it closely overlaps and establishes in first pivot to go out the pencil, first pivot lower extreme intercommunication has first carousel, first carousel below rigid coupling has paints the sponge dish, the piston rod rigid coupling has first stopper and second stopper, be equipped with the pull rod between first stopper and the second stopper, the pull rod outwards runs through the casing and with the vertical sliding connection of casing, the sign has the scale mark on the casing, be equipped with the indicator that corresponds with the scale mark on the pull rod, the rigid coupling has the piece that blocks on the piston rod, the spiro union has the bolt that blocks in the pull rod.

Description

Dermatological medicine blender

Technical Field

The invention belongs to the technical field of medical auxiliary instruments, and particularly relates to a dermatological medicine mixer.

Background

The skin is the largest organ of a human body, the skin diseases are various, after a patient gets the skin diseases, the patient needs to be subjected to medicine smearing treatment, generally smeared medicines are emulsion, paste or liquid medicine, and sometimes the affected part needs to be smeared after a plurality of medicines are quantitatively blended and uniformly mixed before being smeared, so that the treatment effect of the medicines can be ensured; at present, when medicines are smeared, various medicines are prepared in advance and exposed to the outside to be smeared by workers in a little by hand, a large number of patients with the same diseases in dermatology are suffered, if each patient is smeared by hands, the working efficiency of medical workers is reduced, the prepared medicines are used for a long time and exposed to the outside, the curative effect of the medicines is reduced, and the treatment effect is influenced.

Disclosure of Invention

Aiming at the technical problems, the invention provides a dermatological medicine mixer, which solves the problems that the manual medicine application work efficiency of nursing staff is low, the medicine is inconvenient to prepare and mix, the curative effect of the medicine is reduced and the curative effect is influenced because the medicine is exposed for a long time after being prepared.

In order to achieve the above object, the present invention provides the following technical solutions; comprises a shell, a piston cylinder is fixedly connected in the shell, a piston assembly which can rotate or can vertically reciprocate is matched in the piston cylinder, the piston assembly comprises a piston and a piston rod which are connected in a rotating way, the lower end of the piston rod is fixedly connected with a stirring shaft, the stirring shaft is fixedly connected with a stirring piece, the piston cylinder is communicated with a medicine inlet pipe and a medicine outlet pipe, the outer diameter of the stirring shaft is smaller than the inner diameter of the medicine outlet pipe, a medicine inlet one-way valve is arranged between the piston cylinder and the medicine inlet pipe, a medicine outlet one-way valve is arranged between the piston cylinder and the medicine outlet pipe, a detachable medicine bottle is communicated with the medicine inlet pipe, the lower end of the shell is rotatably connected with a hollow first rotating shaft, the medicine outlet pipe is tightly sleeved in the first rotating shaft, the lower end of the first rotating shaft is fixedly communicated with a first rotating disc, and a detachable smearing sponge disc is fixedly connected below the first rotating disc;

the piston rod is fixedly connected with a first limiting block and a second limiting block, a pull rod is arranged between the first limiting block and the second limiting block, the pull rod outwards penetrates through the shell and is vertically and slidably connected with the shell, scale marks are marked on the shell, and an indicating mark corresponding to the scale marks is arranged on the pull rod;

an end face cam rotatably connected with the shell is arranged above the first limiting block, a protrusion capable of being matched with the end face cam is fixedly connected to the upper end of the first limiting block, a first inclined face is arranged on the end face cam, a second inclined face matched with the first inclined face is arranged on the protrusion, and a first spring sleeved on the piston rod is arranged between the second limiting block and the piston cylinder;

the piston rod is fixedly connected with a blocking block, the blocking block is arranged between a first limiting block and a second limiting block, and a blocking bolt matched with the blocking block is connected with the inner thread of the pull rod.

Preferably, the stirring member is a plurality of soft brushes fixedly connected with the stirring shaft.

Preferably, the stirring part comprises a reducing screw rod and an equal-diameter screw rod which are fixedly connected, and the reducing screw rod is arranged at the lower end of the equal-diameter screw rod.

Preferably, the lower end of the shell is fixedly connected with an inner gear ring, the lower end of the inner gear ring is rotatably connected with a positioning frame, the first rotating shaft is fixedly connected with a sun wheel, a plurality of planet wheels which are uniformly distributed in the circumferential direction are meshed between the inner gear ring and the sun wheel, each planet wheel is rotatably connected with the positioning frame, the lower end of each planet wheel is provided with a second rotating disc, the first rotating disc and the second rotating discs are arranged below the positioning frame, and the lower end of each second rotating disc is fixedly connected with a detachable cleaning disc.

Preferably, the lower extreme of every planet wheel all fixedly connected with second pivot, the second pivot rotates with the locating rack and is connected, all vertical sliding connection has the slide bar in every second pivot, the slide bar downwards run through the second pivot and with second carousel fixed connection, fixedly connected with second spring between the upper end of every slide bar and the second pivot rather than corresponding.

Preferably, fixed mounting has driving motor on the casing, driving motor's output fixedly connected with driving gear, the driving gear meshing has first transmission gear, the coaxial transmission shaft of being connected with the casing rotation that is fixed with of first transmission gear, the lower extreme fixedly connected with second drive gear of transmission shaft, second drive gear meshing has driven gear, driven gear and first pivot fixed connection.

Preferably, the face cam is fixedly attached to the lower end of the drive gear.

Preferably, the number of the medicine inlet pipes is two, and each medicine inlet pipe is connected with a control valve.

Preferably, the smearing sponge plate comprises a cloth sleeve bag, a dome-shaped sponge is fixedly connected in the sleeve bag, a plurality of through holes are formed in the sponge, an opening is formed in the upper end of the sleeve bag, and an elastic band is sewn at the edge of the opening.

Compared with the prior art, the invention has the beneficial effects that: the device has a novel structure and ingenious design, the medicines can be accurately proportioned through the pull rod and the scale marks, the proportioned medicines enter the piston cylinder and can be uniformly stirred through the stirring piece, and the medicines are uniformly proportioned and mixed in a closed space, so that the pollution probability is reduced, and the medicine effect and the treatment effect are ensured; the blended and mixed medicines are directly smeared through the device, so that the working strength of workers is reduced, the working efficiency is improved, the first rotating disc and the second rotating disc are matched to smear the medicines so that the medicines are smeared more uniformly, the smearing range of the medicines is enlarged by the second rotating disc, and the working efficiency is further improved; in addition, the second rotating disc can move up and down to beat the skin to promote the absorption of the medicine during the smearing of the medicine, so that the treatment effect is improved; for different patients, the smearing sponge disc and the wiping disc are replaceable, so that cross infection is avoided, and the full utilization of the medicines after the medicines are blended is ensured.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the overall structure of the interior of the housing of the present invention.

FIG. 3 is a schematic view of the structure of the piston assembly that can be rotated or reciprocated up and down by the pull rod, the stop bolt and the piston assembly.

Fig. 4 is an enlarged schematic view of a portion B in fig. 3.

FIG. 5 is a schematic view of the piston assembly and the stirring shaft of the present invention.

FIG. 6 is a schematic view of the structure of the present invention in which the air brush is fixedly connected to the stirring shaft.

FIG. 7 is a schematic view of the linkage of the rotation of the first shaft according to the present invention.

Fig. 8 is an exploded view of the second turntable of the present invention during cleaning with the first turntable applying a chemical.

Fig. 9 is an enlarged schematic view of the portion C in fig. 8.

Fig. 10 is a first isometric view of the application sponge disc of the present invention connected to a first rotating disc.

Fig. 11 is a second isometric view of the application sponge tray of the present invention attached to a first turntable.

Fig. 12 is an enlarged schematic view of a portion a in fig. 1.

In the figure: 1-shell, 2-piston cylinder, 3-piston, 4-piston rod, 5-stirring shaft, 6-stirring piece, 601-reducing screw rod, 602-constant diameter screw rod, 7-medicine inlet pipe, 8-medicine outlet pipe, 9-medicine bottle, 10-first rotating shaft, 11-first rotating disc, 12-smearing sponge disc, 1201-bagging, 1202-sponge, 1203-through hole, 1204-opening, 1205-elastic band, 13-first limiting block, 14-second limiting block, 15-pull rod, 16-scale mark, 17-indicator, 18-end cam, 19-bulge, 20-first inclined plane, 21-second inclined plane, 22-blocking block, 23-blocking bolt, 24-soft brush, 25-inner gear ring, 25-outer gear ring, 26-a positioning frame, 27-a sun gear, 28-a planet gear, 29-a second rotating disk, 30-a cleaning disk, 31-a second rotating shaft, 32-a sliding rod, 33-a second spring, 34-a first spring, 35-a driving motor, 36-a driving gear, 37-a first transmission gear, 38-a transmission shaft, 39-a second transmission gear, 40-a driven gear and 41-a control valve.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.

Referring to fig. 1-12, the invention comprises a housing 1, a piston cylinder 2 is fixedly connected inside the housing 1, a piston assembly which can rotate or can vertically reciprocate is matched in the piston cylinder 2, the piston assembly comprises a piston 3 and a piston rod 4 which are rotatably connected, a stirring shaft 5 is fixedly connected at the lower end of the piston rod 4, a stirring piece 6 is fixedly connected on the stirring shaft 5, a medicine inlet pipe 7 and a medicine outlet pipe 8 are communicated on the piston cylinder 2, the outer diameter of the stirring shaft 5 is smaller than the inner diameter of the medicine outlet pipe 8, a medicine inlet check valve is arranged between the piston cylinder 2 and the medicine inlet pipe 7, a medicine outlet check valve is arranged between the piston cylinder 2 and the medicine outlet pipe 8, a detachable medicine bottle 9 is communicated on the medicine inlet pipe 7, a hollow first rotating shaft 10 is rotatably connected at the lower end of the housing 1, and the medicine outlet pipe 8 is tightly sleeved inside the first rotating shaft 10, the lower end of the first rotating shaft 10 is fixedly communicated with a first rotating disc 11, and a detachable smearing sponge disc 12 is fixedly connected below the first rotating disc 11;

a first limiting block 13 and a second limiting block 14 are fixedly connected to the piston rod 4, a pull rod 15 is arranged between the first limiting block 13 and the second limiting block 14, the pull rod 15 outwards penetrates through the shell 1 and is vertically and slidably connected with the shell 1, scale lines 16 are marked on the shell 1, and an indicating mark 17 corresponding to the scale lines 16 is arranged on the pull rod 15;

an end face cam 18 rotatably connected with the shell 1 is arranged above the first limiting block 13, a protrusion 19 capable of being matched with the end face cam 18 is fixedly connected to the upper end of the first limiting block 13, a first inclined face 20 is arranged on the end face cam 18, a second inclined face 21 matched with the first inclined face 20 is arranged on the protrusion 19, and a first spring 34 sleeved on the piston rod 4 is arranged between the second limiting block 14 and the piston cylinder 2;

the piston rod 4 is fixedly connected with a blocking block 22, the blocking block 22 is arranged between the first limiting block 13 and the second limiting block 14, and a blocking bolt 23 matched with the blocking block 22 is connected with the inner thread of the pull rod 15.

When the device is used, a medicine bottle for smearing the first medicine is required to be fixedly connected to the medicine inlet pipe 7, the piston assembly is pulled downwards through the pull rod 15, the medicine outlet check valve is opened, the medicine inlet check valve is closed, gas in the piston cylinder 2 is discharged, the pull rod 15 can be pulled to the corresponding scale mark 16 according to the amount required to be proportioned, the first spring 34 is compressed, when the pull rod 15 is loosened, the piston assembly is reset upwards under the action of the first spring 34, the medicine outlet check valve is closed, the medicine inlet check valve is opened, the first medicine enters the piston cylinder 2, the device is inverted, the medicine bottle of the first medicine is taken from the medicine inlet pipe 7, and the medicine bottle of the second medicine is fixedly connected to the medicine inlet pipe 7, pulling the piston assembly downwards again, pulling the pull rod 15 to the corresponding scale mark 16 according to the proportion, sucking the second medicine into the piston cylinder 2, finally taking down the medicine bottle of the second medicine, and fixedly connecting an upper vent cap at the medicine inlet pipe 7;

after the two medicines are sucked into the piston cylinder 2 according to the proportion, the end face cam 18 is driven to rotate in the shell 1, the first inclined face 20 is attached to the second inclined face 21, the end face cam 18 is matched with the protrusion 19 during rotation to drive the piston rod 4 to rotate together, the piston rod 4 drives the stirring shaft 5 to rotate together to mix the two medicines, the blocking bolt 23 is not in contact with the blocking block 22, and the pull rod 15 can be slightly lifted upwards in order to improve the rotation stability;

after the medicines are uniformly mixed, the device is inverted again, then the blocking screw 23 is screwed to be matched with the blocking block 22, then the end face cam 18 and the first rotating shaft 10 are driven to rotate simultaneously, the first rotating shaft 10 rotates to drive the first rotating disc 11 to rotate, the end face cam 18 is matched with the bulge 19 to drive the piston rod 4 to rotate together when rotating, after the blocking block 22 on the piston rod 4 is blocked by the blocking screw 23, the end face cam 18 can press the piston rod 4 downwards, at the moment, the piston rod 4 drives the piston 3 to move downwards to discharge a certain amount of mixed medicines from the medicine outlet pipe 8 and enter the smearing sponge disc 12 through the hollow first rotating shaft 10, finally, the medicines are evenly smeared on the skin of a patient through the rotating smearing sponge disc 12, at the moment, the first spring 34 is compressed, the medicine outlet one-way valve is opened, and the medicine inlet one-way valve is closed; when the end cam 18 loses the matching with the bulge 19, the piston 3 is reset under the action of the first spring 34 to wait for next extrusion medicine discharge;

when the single medicine is smeared, a medicine bottle of the single medicine can be fixedly connected at the medicine inlet pipe 7, and the medicine can be directly pumped, discharged and smeared.

As shown in fig. 6, the stirring member 6 is a plurality of fur brushes 24 fixedly connected with the stirring shaft 5. The external diameter of (mixing) shaft 5 is less than the internal diameter of first pivot 10, and at the in-process of piston rod 4 up-and-down motion, in (mixing) shaft 5 can insert first pivot 10, in the pappus brush 24 also can warp and get into first pivot 10, has guaranteed simultaneously that the length of (mixing) shaft 5 has improved the effect of stirring mixing.

In addition, as shown in fig. 5, in order to allow the lower end of the reducing screw 602 to enter the first rotating shaft 10 without affecting the stirring effect, the stirring part 6 includes a reducing screw 601 and an equal diameter screw 602 which are fixedly connected, and the reducing screw 601 is arranged at the lower end of the equal diameter screw 602.

As shown in fig. 8, in order to improve the working efficiency and increase the smearing area of the medicine while smearing the medicine more uniformly, an inner gear ring 25 is fixedly connected to the lower end of the housing 1, a positioning frame 26 is rotatably connected to the lower end of the inner gear ring 25, a sun gear 27 is fixedly connected to the first rotating shaft 10, a plurality of planet gears 28 which are uniformly distributed circumferentially are engaged between the inner gear ring 25 and the sun gear 27, each planet gear 28 is rotatably connected to the positioning frame 26, a second rotating disc 29 is arranged at the lower end of each planet gear 28, the first rotating disc 11 and the second rotating disc 29 are both below the positioning frame 26, and a detachable cleaning disc 30 is fixedly connected to the lower end of each second rotating disc 29.

When the device is used, each second rotating disc 29 is fixedly connected with a cleaning disc 30, when the first rotating shaft 10 rotates, the first rotating disc 11 and the sun wheel 27 are driven to rotate, at the moment, the sun wheel 27 rotates to drive the planet wheels 28 to rotate, meanwhile, the planet wheels 28 are meshed with the inner gear ring 25 during rotation to drive the positioning frame 26 to rotate, and at the moment, the positioning frame 26 drives the planet wheels 28 to revolve around the sun wheel 27; a plurality of planet wheels 28 are in the outside of sun gear 27, and when removing this device and scribbling the medicine, the planet wheel 28 in outside drives cleaning disc 30 and further scribbles evenly to the medicine on the skin, scribbles the continuous medicine output of sponge dish 12 simultaneously and carries out paining of medicine, and convenient and fast has improved work efficiency, has reduced nursing staff's working strength.

As shown in fig. 8 and 9, in order to make each cleaning disc 30 fit with the skin of the patient when rotating, the lower end of each planet wheel 28 is fixedly connected with a second rotating shaft 31, the second rotating shaft 31 is rotatably connected with the positioning frame 26, a slide bar 32 is vertically and slidably connected in each second rotating shaft 31, the slide bar 32 downwardly penetrates through the second rotating shaft 31 and is fixedly connected with the second rotating disc 29, and a second spring 33 is fixedly connected between the upper end of each slide bar 32 and the corresponding second rotating shaft 31.

When the nursing staff operates the device to move and apply the medicine, the cleaning disc 30 can be completely attached to the skin of a patient under the action of the second spring 33, the compression amount of the second spring 33 at the high position is large, the compression amount of the second spring 33 at the low position is small, when the cleaning disc 30 revolves, the cleaning disc can vertically slide in the second rotating shaft 31, the cleaning disc 30 revolves while rotating to apply the medicine more uniformly, the medicine is easier to permeate into the skin of the patient, the application range can be enlarged, when the cleaning disc 30 revolves, the skin of the patient can be flapped on the uneven skin, and the medicine absorption is promoted.

As shown in fig. 7, in order to realize that the first rotating shaft 10 rotates and simultaneously continuously extrudes the medicine, a driving motor 35 is fixedly mounted on the housing 1, an output end of the driving motor 35 is fixedly connected with a driving gear 36, the driving gear 36 is meshed with a first transmission gear 37, the first transmission gear 37 is coaxially fixed with a transmission shaft 38 rotatably connected with the housing 1, a second transmission gear 39 is fixedly connected to a lower end of the transmission shaft 38, the second transmission gear 39 is meshed with a driven gear 40, and the driven gear 40 is fixedly connected with the first rotating shaft 10.

Wherein the face cam 18 is fixedly attached to the lower end of the drive gear 36.

As shown in fig. 1, in order to avoid the inconvenience of changing the medicine bottle back and forth when the medicines are mixed, two medicine inlet pipes 7 are provided, and each medicine inlet pipe 7 is connected with a control valve 41.

As shown in fig. 10 and 11, in order to facilitate detachment, replacement and fixation after replacement of the smearing sponge disc 12, the smearing sponge disc 12 includes a cloth-made bag 1201, a dome-shaped sponge 1202 is fixedly connected in the bag 1201, a plurality of through holes 1203 are provided on the sponge 1202, an opening 1204 is provided at an upper end of the bag 1201, and an elastic band 1205 is sewn at an edge of the opening 1204.

When the smearing sponge disc 12 is fixed, the elastic band 1205 is stretched by hand to enlarge the stretching opening 1204, the bagging 1201 is sleeved on the first rotating disc 11 through the stretching opening 1204, then the stretching opening 1204 is loosened, at the moment, the elastic band 1205 retracts at the upper end of the first rotating disc 11, the friction between the elastic band 1205 and the first rotating disc 11 is increased by the elastic force of the elastic band 1205 to be stably fixed on the first rotating disc 11, and the dome-shaped sponge 1202 can enable medicine to be smeared in the low recess of the skin.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Dermatological drug mixing applicator comprising a housing (1), characterized in that: the automatic medicine feeding device is characterized in that a piston cylinder (2) is fixedly connected to the inside of the shell (1), a piston assembly capable of rotating or vertically reciprocating is matched in the piston cylinder (2), the piston assembly comprises a piston (3) and a piston rod (4) which are connected in a rotating mode, a stirring shaft (5) is fixedly connected to the lower end of the piston rod (4), a stirring piece (6) is fixedly connected to the stirring shaft (5), a medicine feeding pipe (7) and a medicine discharging pipe (8) are communicated with the piston cylinder (2), the outer diameter of the stirring shaft (5) is smaller than the inner diameter of the medicine discharging pipe (8), a medicine feeding check valve is arranged between the piston cylinder (2) and the medicine feeding pipe (7), a medicine discharging check valve is arranged between the piston cylinder (2) and the medicine discharging pipe (8), a detachable medicine bottle (9) is communicated with the medicine feeding pipe (7), a hollow first rotating shaft (10) is rotatably connected to the lower end of the shell (1), the medicine outlet pipe (8) is tightly sleeved in the first rotating shaft (10), the lower end of the first rotating shaft (10) is fixedly communicated with a first rotating disc (11), and a detachable smearing sponge disc (12) is fixedly connected below the first rotating disc (11);

a first limiting block (13) and a second limiting block (14) are fixedly connected to the piston rod (4), a pull rod (15) is arranged between the first limiting block (13) and the second limiting block (14), the pull rod (15) outwards penetrates through the shell (1) and is vertically and slidably connected with the shell (1), scale marks (16) are marked on the shell (1), and an indicating sign (17) corresponding to the scale marks (16) is arranged on the pull rod (15);

an end face cam (18) rotatably connected with the shell (1) is arranged above the first limiting block (13), a protrusion (19) capable of being matched with the end face cam (18) is fixedly connected to the upper end of the first limiting block (13), a first inclined plane (20) is arranged on the end face cam (18), a second inclined plane (21) matched with the first inclined plane (20) is arranged on the protrusion (19), and a first spring (34) sleeved on the piston rod (4) is arranged between the second limiting block (14) and the piston cylinder (2);

the piston rod (4) is fixedly connected with a blocking block (22), the blocking block (22) is arranged between a first limiting block (13) and a second limiting block (14), and a blocking bolt (23) matched with the blocking block (22) is connected to the inner thread of the pull rod (15).

2. The dermatological drug mixing applicator of claim 1, wherein: the stirring pieces (6) are a plurality of soft hairbrushes (24) fixedly connected with the stirring shaft (5).

3. The dermatological drug mixing applicator of claim 1, wherein: stirring piece (6) are including fixed connection's reducing hob (601) and constant diameter hob (602), reducing hob (601) is at the lower extreme of constant diameter hob (602).

4. A dermatological drug mixing applicator as in claim 2 or 3, wherein: the lower extreme fixedly connected with ring gear (25) of casing (1), the lower extreme of ring gear (25) rotates and is connected with locating rack (26), fixedly connected with sun gear (27) on first pivot (10), the meshing has a plurality of planet wheel (28) that are circumference evenly distributed between ring gear (25) and sun gear (27), and every planet wheel (28) all rotates with locating rack (26) and is connected, and the lower extreme of every planet wheel (28) all is equipped with second carousel (29), first carousel (11) and second carousel (29) all are in the below of locating rack (26), and the lower extreme of every second carousel (29) all fixedly connected with detachable cleaning disc (30).

5. The dermatological drug mixing applicator of claim 4, wherein: the lower extreme of every planet wheel (28) all fixedly connected with second pivot (31), second pivot (31) rotate with locating rack (26) and are connected, all vertical sliding connection has slide bar (32) in every second pivot (31), slide bar (32) run through second pivot (31) downwards and with second carousel (29) fixed connection, fixedly connected with second spring (33) between the upper end of every slide bar (32) and second pivot (31) rather than corresponding.

6. The dermatological drug mixing applicator of claim 1, wherein: fixed mounting has driving motor (35) on casing (1), the output fixedly connected with driving gear (36) of driving motor (35), driving gear (36) meshing has first transmission gear (37), first transmission gear (37) coaxial fixed has rotates transmission shaft (38) of being connected with casing (1), the lower extreme fixedly connected with second transmission gear (39) of transmission shaft (38), second transmission gear (39) meshing has driven gear (40), driven gear (40) and first pivot (10) fixed connection.

7. The dermatological drug mixing applicator of claim 6, wherein: the face cam (18) is fixedly connected to the lower end of the drive gear (36).

8. The dermatological drug mixing applicator of claim 1, wherein: the number of the medicine inlet pipes (7) is two, and each medicine inlet pipe (7) is connected with a control valve (41).

9. The dermatological drug mixing applicator of claim 1, wherein: the smearing sponge disc (12) comprises a cloth-made sleeve bag (1201), a dome-shaped sponge (1202) is fixedly connected in the sleeve bag (1201), a plurality of through holes (1203) are formed in the sponge (1202), an opening (1204) is formed in the upper end of the sleeve bag (1201), and an elastic band (1205) is sewn at the edge of the opening (1204).