Automatic forming machine for plastic apron

Abstract

The utility model relates to an automatic forming machine for plastic aprons, which belongs to the technical field of plastic apron processing and comprises a supporting table, a blanking groove is arranged in the middle of the upper side of the supporting table, and a lower die matched with the blanking groove is fixedly arranged on the upper side of the supporting table. Two stand columns located on the front side and the rear side of the lower die respectively are fixedly arranged on the upper side of the supporting table, a top plate is fixedly arranged at the upper ends of the two stand columns together, a lifting plate located below the top plate is vertically arranged on the two stand columns in a sliding mode, and a reciprocating lifting mechanism for driving the lifting plate to vertically reciprocate is arranged on the upper side of the top plate. The lower side of the lifting plate is provided with an upper mold matched with the lower mold, the top plate is provided with an air blowing mechanism for blowing off a plastic apron on the upper mold, the two ends of the supporting table are provided with an unwinding mechanism and a winding mechanism respectively, the plastic film can be continuously cut, and the machining efficiency of the plastic apron is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of plastic apron processing, in particular to an automatic forming machine for a plastic apron. Background Art

[0002] Aprons are mainly made of cloth and plastic. Cloth aprons are soft and comfortable, but have poor waterproof effect and are not easy to clean after being contaminated. Plastic aprons have good waterproof effect and are easier to clean after being contaminated, and are deeply loved by people. Plastic aprons are divided into disposable thin plastic aprons and reusable plastic aprons with a certain thickness. During the production process of disposable thin plastic aprons, the rolled plastic film is first unwound, and the film is cut through a mold during the unwinding process to remove excess scraps. Then the film is rewound or stacked to obtain a disposable thin plastic apron.

[0003] For example, in the Chinese invention patent application with publication number CN114571539A, entitled A Plastic Apron Cutting Device, it includes: an upper template, a lower template, a lower mold base, an upper mold base, a fixed plate, a cutting knife, an air cylinder and a piston, wherein the upper mold base is suspended between the fixed plate and the lower mold base, the upper mold base is arranged on the bottom surface of the upper mold base, the cutting knife is arranged on the bottom surface of the upper mold base, the upper mold base is provided with a first air hole located above the cutting knife, the upper mold base is provided with a second air hole connected to the first air hole, the air cylinder is arranged at the top of the upper mold base and connected to the second air hole, the piston is arranged in the air cylinder, and the bottom of the fixed plate is provided with a fixed rod extending downward into the air cylinder and connected to the piston. Although the above-mentioned prior art enables the air cylinder to blow out air flow downward when it moves upward rapidly relative to the piston, and uses the air flow to blow the residual material downward and fall into the residual material collection box below, the plastic apron cannot be cut continuously, which limits the cutting efficiency. Therefore, a plastic apron automatic forming machine is now needed. Utility Model Content

[0004] The purpose of the utility model is to provide a plastic apron automatic forming machine with a simple structure and reasonable design in order to solve the above problems.

[0005] The utility model achieves the above-mentioned purpose through the following technical solutions:

[0006] A plastic apron automatic forming machine comprises a support table, a blanking chute is provided in the middle of the upper side of the support table, a lower mold cooperating with the blanking chute is fixedly provided on the upper side of the support table, two columns are fixedly provided on the upper side of the support table, which are respectively located on the front and rear sides of the lower mold, a top plate is fixedly provided on the upper ends of the two columns, a lifting plate located below the top plate is vertically slidably provided on the two columns, a reciprocating lifting mechanism for driving the lifting plate to reciprocate vertically is provided on the upper side of the top plate, an upper mold cooperating with the lower mold is provided on the lower side of the lifting plate, a blowing mechanism for blowing off the plastic apron on the upper mold is provided on the top plate, and a unwinding mechanism and a rewinding mechanism are respectively provided at both ends of the support table.

[0007] As a further optimization scheme of the present invention, the reciprocating lifting mechanism includes a fixed bracket fixedly arranged on the upper side of the top plate, a turntable is rotatably arranged on one side of the fixed bracket, and a second servo motor that drives the turntable to rotate is fixedly arranged on the other side of the fixed bracket, an eccentric rod is fixedly arranged at the eccentric position of the turntable, a connecting rod is rotatably arranged on the eccentric rod, and a connecting bracket fixedly connected to the lifting plate is rotatably arranged at the lower end of the connecting rod.

[0008] As a further optimization solution of the present invention, a through slot is provided in the middle of the top plate, and the connecting rod movably passes through the through slot.

[0009] As a further optimization solution of the present invention, a lower cutting groove is provided on the lower mold, the shape and size of the upper mold are consistent with the lower cutting groove, and an annular cutter that cooperates with the lower cutting groove is fixedly provided on the lower edge of the upper mold, and an upper cutting groove is formed on the inner side of the annular cutter.

[0010] As a further optimization scheme of the present invention, the blowing mechanism includes a blowing pump fixedly arranged on both sides of the top plate, the output end of the blowing pump is fixedly connected to a hose, the lower end of the hose is fixedly connected to a blowing pipe fixedly connected to the upper mold, and the lower end of the blowing pipe passes through the upper mold and is connected to the upper groove.

[0011] As a further optimization scheme of the present invention, the unwinding mechanism and the rewinding mechanism both include a fixed plate fixedly arranged on one end of the upper side of the support platform, a rotating shaft is rotatably arranged on one side of the fixed plate, and a first servo motor that drives the rotating shaft to rotate is fixedly arranged on the other side of the fixed plate.

[0012] The utility model discloses an advantageous effect lies in: the utility model discloses, through the second servo motor drive turntable rotation, and then make eccentric lever rotate, drive connecting rod up and down reciprocating swing, and then pull or press the lifting plate vertical reciprocating motion, and then make the lifting plate downside upper die and annular cutter vertical reciprocating motion, make annular cutter and lower cut groove on lower die cooperation, can make the plastic film on lower die cutting, and when cutting is completed once, through unwinding mechanism and winding mechanism drive plastic film conveying, make plastic film can rapidly carry out next cutting after cutting is completed once, make cutting continuous, and then improve the processing efficiency of plastic apron. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the first whole structure schematic drawing of the utility model;

[0014] Figure 2 It is the second whole structure schematic drawing of the utility model;

[0015] Figure 3 It is the third whole structure schematic drawing of the utility model;

[0016] Figure 4 It is the utility model Figure 1 A place enlarged view in the utility model;

[0017] Figure 5 It is the utility model Figure 3 B place enlarged view in the utility model.

[0018] In the drawing: 1, support platform;101, blanking groove;2, unwinding mechanism;201, fixed plate;202, first servo motor;203, shaft;3, winding mechanism;4, lower die;5, lower cut groove;6, stand;7, lifting plate;8, upper die;801, annular cutter;802, upper cut groove;9, blowing mechanism;901, blowing pump;902, hose;903, blowing pipe;10, top plate;11, reciprocating lifting mechanism;1101, turntable;1102, fixed support;1103, second servo motor;1104, through groove;1105, connecting support;1106, eccentric lever;1107, connecting rod. DETAILED DESCRIPTION

[0019] The following detailed description of the application in conjunction with the drawings, it is necessary to point out here that the following detailed description only for the further description of the application, can not be understood as the limitation of the scope of the application, the skilled person can make some non-essential improvements and adjustment to the application according to the above application content.

[0020] Example 1: as Figure 1 、 Figure 2 、 Figure 3 ,Figure 4 、 Figure 5 As shown, a plastic apron automatic forming machine includes a support table 1, a blanking trough 101 is provided in the middle of the upper side of the support table 1, a lower mold 4 that matches the blanking trough 101 is fixedly provided on the upper side of the support table 1, the size of the lower mold 4 is larger than the size of the blanking trough 101, a lower cutting groove 5 is provided on the lower mold 4, and the size of the lower cutting groove 5 is smaller than the size of the blanking trough 101, so that the cut plastic apron can be dropped through the blanking trough 101 for easy collection, and two columns 6 are fixedly provided on the upper side of the support table 1, which are respectively located on the front and rear sides of the lower mold 4, and the upper ends of the two columns 6 are fixedly provided with the upper ends of the two columns 6. The ends are fixedly provided with a top plate 10, a through slot 1104 is provided in the middle of the top plate 10, a lifting plate 7 is vertically slidably provided on the two columns 6 and is located below the top plate 10, an upper mold 8 is provided on the lower side of the lifting plate 7 to cooperate with the lower mold 4, the shape and size of the upper mold 8 are consistent with the lower cutting groove 5, an annular cutter 801 is fixedly provided on the lower edge of the upper mold 8 to cooperate with the lower cutting groove 5, an upper cutting groove 802 is formed on the inner side of the annular cutter 801, a reciprocating lifting mechanism 11 is provided on the upper side of the top plate 10 to drive the lifting plate 7 to reciprocate vertically, and the reciprocating lifting mechanism 1 1 includes a fixed bracket 1102 fixedly set on the upper side of the top plate 10, a turntable 1101 is rotatably set on one side of the fixed bracket 1102, and a second servo motor 1103 that drives the turntable 1101 to rotate is fixedly set on the other side of the fixed bracket 1102, an eccentric rod 1106 is fixedly set at the eccentric position of the turntable 1101, and a connecting rod 1107 that movably penetrates the through slot 1104 is rotatably set on the eccentric rod 1106, and a connecting bracket 1105 that is fixedly connected to the lifting plate 7 is rotatably set at the lower end of the connecting rod 1107. When in use, the second servo motor The machine 1103 drives the turntable 1101 to rotate, thereby causing the eccentric rod 1106 to rotate, driving the connecting rod 1107 to swing up and down, thereby pulling or pressing the lifting plate 7 to reciprocate vertically, thereby causing the upper mold 8 on the lower side of the lifting plate 7 and the annular cutter 801 to reciprocate vertically, so that the annular cutter 801 cooperates with the lower cutting groove 5 on the lower mold 4, so that the plastic film on the upper side of the lower mold 4 can be cut, and the annular cutter 801 can cooperate with the lower cutting groove 5 to reciprocate vertically continuously, thereby continuously cutting the plastic film, thereby improving production efficiency.

[0021] like Figure 1 、 Figure 2As shown, a reeling mechanism 2 and a reeling mechanism 3 are respectively provided at both ends of the support platform 1. The reeling mechanism 2 and the reeling mechanism 3 both include a fixed plate 201 fixedly provided at one end of the upper side of the support platform 1. A rotating shaft 203 is rotatably provided on one side of the fixed plate 201. A reeling disc (not shown in the figure) is fixedly provided on the rotating shaft 203 on the reeling mechanism 2. Uncut plastic film is wound on the reeling disc. A reeling disc (not shown in the figure) is fixedly provided on the rotating shaft 203 on the reeling mechanism 3. Excess cut material is wound on the reeling disc. A first servo motor 202 that drives the rotating shaft 203 to rotate is fixedly provided on the other side of the fixed plate 201. During use, the unwinding disc is fixed to the rotating shaft 203 on the unwinding mechanism 2 by screws, and the winding disc is fixed to the rotating shaft 203 on the winding mechanism 3 by screws, and then the rotating shaft 203 on the unwinding mechanism 2 is driven by the first servo motor 202, so that the plastic film on the unwinding disc passes through the upper side of the lower mold 4, and then the annular cutter 801 and the lower cutting groove 5 are vertically reciprocated to cut the plastic film into a plastic apron, and the rotating shaft 203 on the winding mechanism 3 is driven to rotate by another first servo motor 202, so that the unwinding disc rotates, and the remaining cut material can be wound up, and this is carried out continuously in sequence.

[0022] Example 2: Based on Example 1, further improvement is made in that Figure 1 、 Figure 2 As shown, a blowing mechanism 9 for blowing off the plastic apron on the upper mold 8 is provided on the top plate 10. The blowing mechanism 9 includes a blowing pump 901 fixedly arranged on both sides of the top plate 10. The output end of the blowing pump 901 is fixedly connected to a hose 902. The lower end of the hose 902 is fixedly connected to a blowing pipe 903 fixedly connected to the upper mold 8. The lower end of the blowing pipe 903 passes through the upper mold 8 and is connected to the upper groove 802. When in use, the gas is blown into the interior of the hose 902 through the blowing pump 901 and then ejected through the lower end of the blowing pipe 903, so that the plastic apron stuck in the inner side of the upper groove 802 can be blown off, thereby improving the blanking efficiency.

[0023] It should be noted that the plastic apron automatic forming machine, when in use, the unwinding disc is fixed on the rotating shaft 203 of the unwinding mechanism 2 by screws, and the winding disc is fixed on the rotating shaft 203 of the winding mechanism 3 by screws, then the rotating shaft 203 of the unwinding mechanism 2 is driven by the first servo motor 202, so that the plastic film on the unwinding disc passes through the upper side of the lower mold 4, then the rotating disc 1101 is driven to rotate by the second servo motor 1103, and then the eccentric rod 1106 is rotated to drive the connecting rod 1107 to reciprocate up and down, and then the lifting plate 7 is pulled or pressed to reciprocate vertically, and then the upper mold 8 on the lower side of the lifting plate 7 and the annular cutter 801 reciprocate vertically, so that the annular cutter 801 cooperates with the lower cutting groove 5 on the lower mold 4, so that the plastic film on the upper side of the lower mold 4 can be cut, then the gas is blown into the inside of the hose 902 by the blowing pump 901, and then the gas is blown out through the lower end of the blowing pipe 903, so that the plastic apron clamped in the inside of the upper cutting groove 802 is blown off, and the cut plastic apron is discharged through the lower cutting groove 5 and the discharge groove 101, then the first servo motor 202 on the unwinding mechanism 2 continues to drive the rotating shaft 203, and the first servo motor 202 on the winding mechanism 3 drives the rotating shaft 203 to rotate, so that the new plastic film is transported to the upper side of the lower mold 4, and the remaining plastic residue cut on the upper side of the lower mold 4 is wound, so that the plastic apron is continuously processed, and the production efficiency is improved.

[0024] The above-described embodiments only express several embodiments of the present application, and the description is more specific and detailed, but it should not be understood as limiting the scope of the present application. It should be noted that for ordinary skilled persons in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, which are within the scope of protection of the present application.

Claims

1. A plastic apron automatic forming machine, comprising a support table (1), characterized in that: A blanking trough (101) is provided in the middle of the upper side of the support platform (1), and a lower mold (4) cooperating with the blanking trough (101) is fixedly provided on the upper side of the support platform (1), and two columns (6) are fixedly provided on the upper side of the support platform (1), which are respectively located on the front and rear sides of the lower mold (4), and a top plate (10) is fixedly provided on the upper ends of the two columns (6), and a lifting plate (7) located below the top plate (10) is vertically slidably provided on the two columns (6), and a reciprocating lifting mechanism (11) is provided on the upper side of the top plate (10) for driving the lifting plate (7) to move back and forth vertically, and an upper mold (8) cooperating with the lower mold (4) is provided on the lower side of the lifting plate (7), and a blowing mechanism (9) is provided on the top plate (10) for blowing off the plastic apron on the upper mold (8), and a reeling mechanism (2) and a reeling mechanism (3) are provided at both ends of the support platform (1).

2. The automatic plastic apron forming machine according to claim 1, characterized in that: The reciprocating lifting mechanism (11) comprises a fixed bracket (1102) fixedly arranged on the upper side of the top plate (10); a turntable (1101) is rotatably arranged on one side of the fixed bracket (1102); a second servo motor (1103) for driving the turntable (1101) to rotate is fixedly arranged on the other side of the fixed bracket (1102); an eccentric rod (1106) is fixedly arranged at an eccentric position of the turntable (1101); a connecting rod (1107) is rotatably arranged on the eccentric rod (1106); and a connecting bracket (1105) fixedly connected to the lifting plate (7) is rotatably arranged at the lower end of the connecting rod (1107).

3. The automatic plastic apron forming machine according to claim 2, characterized in that: A through slot (1104) is provided in the middle of the top plate (10), and the connecting rod (1107) movably passes through the through slot (1104).

4. The automatic plastic apron forming machine according to claim 1, characterized in that: The lower mold (4) is provided with a lower groove (5), the shape and size of the upper mold (8) are consistent with the lower groove (5), and the lower edge of the upper mold (8) is fixedly provided with an annular cutter (801) that cooperates with the lower groove (5), and the inner side of the annular cutter (801) is formed with an upper groove (802).

5. The automatic plastic apron forming machine according to claim 4, characterized in that: The blowing mechanism (9) comprises a blowing pump (901) fixedly arranged on both sides of the top plate (10); the output end of the blowing pump (901) is fixedly connected to a hose (902); the lower end of the hose (902) is fixedly connected to a blowing pipe (903) fixedly connected to the upper mold (8); the lower end of the blowing pipe (903) passes through the upper mold (8) and is connected to the upper groove (802).

6. A plastic apron automatic forming machine according to any one of claims 1 to 5, characterized in that: The unwinding mechanism (2) and the rewinding mechanism (3) both comprise a fixed plate (201) fixedly arranged at one end of the upper side of the support platform (1); a rotating shaft (203) is rotatably arranged on one side of the fixed plate (201); and a first servo motor (202) for driving the rotating shaft (203) to rotate is fixedly arranged on the other side of the fixed plate (201).

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