Automatic spraying device for pharmaceutical industry

Abstract

The utility model provides an automatic spraying device in pharmaceutical industry, which comprises a support and a guide rail movably arranged on the support, one end of the guide rail is connected with a spraying mechanism, the other end of the guide rail is connected with a driving mechanism used for driving the guide rail to linearly move on the support, and the driving mechanism is connected with the guide rail through a slider-crank mechanism. Movement of the spray gun is changed into linear operation through the crank sliding block mechanism, the stroke is set according to the width or the length of a film, a solution cannot be sprayed to the position outside the film, and waste of the solution can be reduced; the spray gun is driven to move through the crank sliding block mechanism, the structure is simple, the fault rate of the spraying device is greatly reduced, and the labor intensity of workers is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of medical film spraying, in particular to an automatic spraying device for the pharmaceutical industry. Background Art

[0002] The existing medical film spraying device has the following defects: 1. The two-part silicon spraying automatic spraying mechanical device has been swinging in a fan shape since it started operating, with a complex structure. In addition, the entire mechanism is installed inside the spraying chamber, and the spraying liquid has a large viscosity. After long-term operation, the atomized spraying liquid adheres to the motor and transmission mechanism, and faults often occur. 2. Since the film is square and moves in a straight line, the scanning range of the spraying mechanism needs to be adjusted beyond both sides of the film to ensure uniform spraying of the film, which results in the spraying liquid being sprayed outside the film and causing waste of the solution. Therefore, it is necessary to transform the automatic spraying mechanical device. Summary of the Invention

[0003] In view of the above technical problems, the utility model provides an automatic spraying device for the pharmaceutical industry, which is used to solve the problem that the spraying liquid of the existing medical film spraying device is easily sprayed outside the film, resulting in waste of the solution.

[0004] In order to achieve the above purpose, the technical solution of the utility model is realized as follows:

[0005] An automatic spraying device for the pharmaceutical industry includes a bracket, a guide rail movably arranged on the bracket, a spraying mechanism connected to one end of the guide rail, and a driving mechanism connected to the other end for driving the guide rail to move linearly on the bracket. The driving mechanism is connected to the guide rail through a crank-slider mechanism. The utility model changes the movement of the spray gun to a linear movement through the crank-slider mechanism, and the stroke is set according to the width of the film, so that the solution will not be sprayed outside the film, reducing the waste of the solution; the utility model drives the spray gun to move through the crank-slider mechanism, with a simple structure, greatly reducing the failure rate of the spraying device and reducing the labor intensity of employees.

[0006] Furthermore, a sliding bearing is arranged on the bracket, and the guide rail passes through the sliding bearing and is slidably connected to the sliding bearing, and the sliding direction is along the length direction of the guide rail.

[0007] Furthermore, the crank-slider mechanism includes a rocker arm connected to the output end of the driving mechanism, and a connecting rod hinged to the rocker arm. The end of the connecting rod away from the rocker arm is hinged to the guide rail.

[0008] Furthermore, the connecting rod is hinged to the rocker arm through a hinge, and one of the connecting rod and the rocker arm is movably connected to the hinge.

[0009] Furthermore, the end of the connecting rod is movably connected to the rocker arm through a hinge.

[0010] Furthermore, a chute is provided on the rocker arm, and the hinge member is slidably engaged with the chute. The hinge member is also provided with a fastening structure for cooperating with the rocker arm to limit the sliding of the hinge member in the chute.

[0011] Furthermore, the hinge member includes a hinge shaft penetrating through the connecting rod and a bolt or screw rod penetrating through the chute and slidable in the chute. The hinge shaft and the bolt or screw rod are coaxially connected, and a nut is threadedly connected to the bolt or screw rod for clamping the rocker arm.

[0012] Furthermore, the spraying mechanism includes a fixed sleeve sleeved on the end of the guide rail and a spray gun connected to the fixed sleeve.

[0013] Furthermore, the spray gun is connected with a vertical adjusting screw rod. The adjusting screw rod passes through the fixed sleeve, and the adjusting screw rod is threadedly connected with the fixed sleeve, or the adjusting screw rod is slidably connected with the fixed sleeve and a nut is fastened on the adjusting screw rod.

[0014] Furthermore, two spray guns are connected to the lower end of the adjusting screw rod through a connecting plate.

[0015] Furthermore, a spraying chamber is further included. The spraying mechanism is arranged in the spraying chamber, the guide rail passes through the spraying chamber, and the driving mechanism and the crank-slider mechanism are arranged outside the spraying chamber.

[0016] Advantages of the present utility model:

[0017] 1. In the present utility model, the movement of the spray gun is changed to a linear movement through the crank-slider mechanism, and the stroke is set according to the width or length of the film, so that the solution will not be sprayed outside the film, and the waste of the solution can be reduced.

[0018] 2. In the present utility model, the spray gun is driven to move through the crank-slider mechanism, with a simple structure, greatly reducing the failure rate of the spraying device and significantly reducing the labor intensity of employees.

[0019] 3. In the present utility model, by providing a chute on the rocker arm, the connection position between the connecting rod and the rocker arm is adjustable, so that the stroke of the spray gun can be adjusted according to the width or length of the film.

[0020] 4. In the present utility model, the spraying mechanism is arranged in the spraying chamber, the guide rail passes through the spraying chamber, and the driving mechanism and the crank-slider mechanism are arranged outside the spraying chamber, avoiding the spraying liquid from adhering to the driving mechanism and the transmission mechanism and causing frequent failures. Description of the Drawings

[0021] To more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings required for the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other accompanying drawings can be obtained based on these drawings.

[0022] Figure 1 It is a schematic structural diagram of the present invention.

[0023] Figure 2 It is a schematic structural diagram of the driving mechanism of the present invention.

[0024] In the figure: 1, motor; 2, rocker arm; 3, connecting rod; 4, guide rail; 5, sliding bearing; 6, hinge shaft; 7, fixed sleeve; 8, adjusting screw rod; 9, spray gun; 10, spraying chamber. Detailed implementation manners

[0025] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some embodiments of the present invention, rather than all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the scope of protection of the present invention.

[0026] As Figure 1 and Figure 2 shown, an automatic spraying device for the pharmaceutical industry described in Embodiment 1 of the present invention includes a bracket, a guide rail 4 movably arranged on the bracket. One end of the guide rail 4 is connected with a spraying mechanism, and the other end is connected with a driving mechanism for driving the movement of the guide rail 4. The driving mechanism is connected with the guide rail 4 through a crank-slider mechanism. As a transmission mechanism, the driving mechanism drives the guide rail 4 to linearly move on the bracket through the crank-slider mechanism, and drives the linear movement of the spraying mechanism. The moving stroke can be set according to the width or length of the film, and the solution will not be sprayed outside the film, reducing the waste and pollution of the solution.

[0027] Furthermore, as Figure 1 shown, it further includes a spraying chamber 10. The spraying mechanism is arranged in the spraying chamber 10, and the bracket is arranged on the outer side of the spraying chamber 10. The guide rail 4 passes through the spraying chamber 10, and the driving mechanism and the crank-slider mechanism are arranged outside the spraying chamber 10. This avoids the adhesion of the spraying liquid on the driving mechanism and the transmission mechanism, resulting in frequent failures.

[0028] Embodiment 2 is different from Embodiment 1 in that, as Figure 1 and Figure 2As shown, a sliding bearing 5 is fixed on the bracket, and the guide rail 4 passes through the sliding bearing 5 and is slidably connected to the sliding bearing 5, and the sliding direction is along the length direction of the guide rail 4.

[0029] Further, the crank-slider mechanism includes a rocker arm 2 connected to the output end of the driving mechanism and a connecting rod 3 hinged to the rocker arm 2. One end of the connecting rod 3 is hinged to the rocker arm 2 through a hinge member 6, and the end far from the rocker arm 2 is hinged to the guide rail 4 through a hinge shaft. In this embodiment, the driving mechanism is a motor 1 or a servo.

[0030] Embodiment 3, the difference from Embodiment 2 is that, as Figure 1 and Figure 2 shown, one of the connecting rod 3 and the rocker arm 2 is movably connected to the hinge member 6, so that the distance between the connecting rod 3 or the rocker arm and the hinge point of the two is adjustable, so that the stroke of the crank-slider mechanism is adjustable, so as to facilitate the sliding stroke of the guide rail 4 to be adjustable according to the width or length of different films.

[0031] In this embodiment, the end of the connecting rod 3 is movably connected to the rocker arm 2 through the hinge member 6.

[0032] Among them, as Figure 2 shown, a chute is provided on the rocker arm 2, and the hinge member 6 is slidably matched with the chute, and a fastening structure for cooperating with the rocker arm 2 is further provided on the hinge member 6 to limit the sliding of the hinge member 6 in the chute.

[0033] Specifically, the hinge member 6 includes a hinge shaft penetrating through the connecting rod 3 and a bolt or screw rod penetrating through the chute and slidable in the chute. The hinge shaft and the bolt or screw rod are coaxially connected, and a nut is threadedly connected to the bolt or screw rod to clamp the rocker arm 2 to fix the position of the hinge member 6 on the rocker arm 2, so as to fix the adjusted stroke.

[0034] Embodiment 4, the difference from Embodiment 1 is that the spraying mechanism includes a fixed sleeve 7 sleeved on the end of the guide rail 4 and a spray gun 9 connected to the fixed sleeve 7.

[0035] Further, as Figure 1 shown, the spray gun 9 is connected with a vertical adjusting screw rod 8, and the adjusting screw rod 8 is arranged through the fixed sleeve 7. Among them, the adjusting screw rod 8 can be threadedly connected to the fixed sleeve 7, and the height of the spray gun 9 can be adjusted by rotating the adjusting screw rod 8. Or the adjusting screw rod 8 is slidably connected to the fixed sleeve 7 and a nut is fastened on the adjusting screw rod 8. The nut is located on the upper side of the fixed sleeve 7 so that the adjusting screw rod 8 is supported on the fixed sleeve 7 through the nut, and the adjusting screw rod 8 is adjusted up and down by adjusting the position of the nut on the adjusting screw rod 8; or nuts threadedly connected to the adjusting screw rod 8 are provided on both the upper and lower sides of the fixed sleeve 7, and the height of the adjusting screw rod 8 is fixed by clamping the fixed sleeve 7 with the nuts.

[0036] Example 5, which is different from Example 4 in that, as Figure 1 shown, two spray guns 9 are connected to the lower end of the adjusting lead screw 8 through a connecting plate. In this embodiment, the two spray guns 9 are arranged along the length direction of the guide rail 4.

[0037] The above are only the preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: within the spirit and principle of the present invention, any modification to the technical solutions described in the foregoing embodiments, or equivalent replacement of some or all of the technical features, and these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the embodiments of the present invention, and should all be included in the protection scope of the present invention.

Claims

1. An automatic spraying device for the pharmaceutical industry, characterized in that: It comprises a bracket and a guide rail (4) movably arranged on the bracket, one end of the guide rail (4) being connected to a spraying mechanism and the other end being connected to a driving mechanism for driving the guide rail (4) to move linearly on the bracket, the driving mechanism being connected to the guide rail (4) via a crank slider mechanism.

2. The automatic spraying device for the pharmaceutical industry according to claim 1 is characterized in that: The bracket is provided with a sliding bearing (5), the guide rail (4) passes through the sliding bearing (5) and is slidably connected to the sliding bearing (5), and the sliding direction is along the length direction of the guide rail (4).

3. The automatic spraying device for the pharmaceutical industry according to claim 1 or 2, characterized in that: The crank slider mechanism comprises a rocker arm (2) connected to the output end of the driving mechanism, and a connecting rod (3) hinged to the rocker arm (2); an end of the connecting rod (3) away from the rocker arm (2) is hinged to the guide rail (4).

4. The automatic spraying device for the pharmaceutical industry according to claim 3 is characterized by: The connecting rod (3) is hinged to the rocker arm (2) via a hinge (6), and one of the connecting rod (3) and the rocker arm (2) is movably connected to the hinge (6).

5. The automatic spraying device for the pharmaceutical industry according to claim 4 is characterized in that: The rocker arm (2) is provided with a slide groove, the hinged member (6) is slidably matched with the slide groove, and the hinged member (6) is also provided with a fastening structure matched with the rocker arm (2) for limiting the sliding of the hinged member (6) in the slide groove.

6. The automatic spraying device for the pharmaceutical industry according to claim 5 is characterized by: The hinged member (6) comprises a hinged shaft passing through the connecting rod (3) and a bolt or a screw passing through the slide groove and being slidable in the slide groove, the hinged shaft and the bolt or the screw being coaxially connected, and a nut being threadedly connected to the bolt or the screw for clamping the rocker arm (2).

7. The automatic spraying device for the pharmaceutical industry according to any one of claims 1 or 2 or 4 to 6, characterized in that: The spraying mechanism comprises a fixing sleeve (7) sleeved on the end of the guide rail (4) and a spray gun (9) connected to the fixing sleeve (7).

8. The automatic spraying device for the pharmaceutical industry according to claim 7 is characterized in that: The spray gun (9) is connected to a vertical adjusting screw (8), which passes through the fixing sleeve (7), is threadedly connected to the fixing sleeve (7), or is slidably connected to the fixing sleeve (7) and a nut is fastened to the adjusting screw (8).

9. The automatic spraying device for the pharmaceutical industry according to claim 8, characterized in that: The lower end of the adjusting screw rod (8) is connected to two spray guns (9) via a connecting plate.

10. The automatic spraying device for the pharmaceutical industry according to any one of claims 1, 2, 4 to 6, 8, and 9, characterized in that: It also comprises a spraying chamber (10), wherein the spraying mechanism is arranged in the spraying chamber (10), the guide rail (4) is arranged through the spraying chamber (10), and the driving mechanism and the crank slider mechanism are arranged outside the spraying chamber (10).

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