Bottom pasting equipment for packaging bag

Abstract

The utility model relates to the technical field of packaging bag production, and discloses a bottom pasting device for packaging bags, which comprises a main body mechanism and a compaction mechanism, the compaction mechanism is located at the upper end of the main body mechanism, and the main body mechanism comprises a fixing frame, an electric conveying belt, a limiting plate, a gluing assembly, a lifting assembly and a shaping assembly. The electric conveying belt is movably installed on the inner side of the fixing frame, the limiting plate is fixedly installed above the electric conveying belt, the gluing assembly is fixedly installed at the upper end of the fixing frame, the lifting assembly is movably installed on the right side of the gluing assembly, and the shaping assembly is movably installed on the right side of the lifting assembly. According to the bottom pasting equipment for the packaging bag, through installation of the main body mechanism, a user places the packaging bag at the upper end of an electric conveying belt and below a limiting plate, the packaging bag is driven by the electric conveying belt to be transmitted rightwards, glue dispensing is conducted on the bottom of the packaging bag through a glue dispensing device, and the convenience of the equipment is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of packaging bag production, in particular to a bottom pasting device for packaging bags. Background Art

[0002] Packaging bags refer to bags used to package various items, making it convenient to transport and store goods during the production and circulation process. They are widely used in daily life and industrial production. Actual figures show that 80% of used plastic bags are eventually transported to garbage dumps for treatment like general garbage, and only 7% of plastics are recycled.

[0003] The existing patent CN216100700U proposes a bottom pasting device with a glue scraping function for packaging bags. The utility model includes a bottom plate, the upper surface of the bottom plate is fixedly connected to a placing table with a groove, the four corners of the upper surface of the bottom plate are fixedly connected to a bracket, the top of the bracket is fixedly connected to a protective cover, the inner two sides of the protective cover are movably connected to a hollow turntable through a rotating shaft, one side of the outer surface of the hollow turntable is fixedly connected to a glue storage tube, the other side of the outer surface of the hollow turntable is fixedly connected to five connecting tubes, one end of the connecting tube is fixedly connected to a glue discharge tube, and the corresponding glue discharge tubes on both sides are fixedly connected with a limiting spring. Whenever the gluing operation is performed, the inside of the scraper plate can be filled with sufficient glue, which is convenient for smearing the packaging bag, eliminating the tedious steps of constantly dipping in glue during the gluing process, reducing labor and improving processing efficiency.

[0004] However, although the existing patent CN216100700U facilitates the coating of packaging bags and eliminates the tedious step of constantly dipping in glue during the gluing process, thereby reducing labor and improving processing efficiency, since the sizes of packaging bags may vary greatly, if the flexibility of the equipment is poor, it may not be able to meet the needs of gluing the bottoms of packaging bags of various sizes. Utility Model Content

[0005] (1) Technical problems solved

[0006] The purpose of the present invention is to provide a bottom gluing device for packaging bags, so as to solve the problem mentioned in the above background technology that due to the large differences in the sizes of packaging bags, if the flexibility of the device is poor, it may not be able to meet the bottom gluing needs of packaging bags of various sizes.

[0007] (2) Technical solution

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a bottom gluing device for packaging bags, comprising a main body mechanism and a compacting mechanism, the compacting mechanism being located at the upper end of the main body mechanism, the main body mechanism comprising a fixed frame, an electric conveyor belt, a limiting plate, a gluing assembly, a lifting assembly and a shaping assembly, the electric conveyor belt being movably mounted on the inner side of the fixed frame, the limiting plate being fixedly mounted above the electric conveyor belt, the gluing assembly being fixedly mounted on the upper end of the fixed frame, the lifting assembly being movably mounted on the right side of the gluing assembly, and the shaping assembly being movably mounted on the right side of the lifting assembly; the gluing assembly comprising a first frame, a glue box and a glue dispensing device, the first frame being fixedly mounted on the upper end of the fixed frame, the glue box being fixedly arranged on the upper end of the first frame, and the glue dispensing device being fixedly mounted on the lower end of the first frame.

[0009] Preferably, the lifting assembly includes a second frame, a servo motor, a ball screw, a ball nut, a push-pull rod, a prying piece and a cylinder. The second frame is fixedly installed on the right side of the first frame. The first frame, the second frame and the third frame are all equipped with a servo motor, a ball screw and a ball nut. When the servo motor is started, it drives the ball screw to rotate, so that the ball nut moves left and right, driving the components at the bottom of the first frame, the second frame and the third frame to move left and right according to the size of the packaging bag.

[0010] Preferably, the servo motor is fixedly mounted on the upper end of the second frame, the ball screw is movably mounted on the transmission end of the servo motor, the ball nut is movably mounted on the outer end of the ball screw, the push-pull rod is movably mounted on the lower end of the ball nut, the pry piece is fixedly mounted on the lower end of the push-pull rod, and the cylinder is fixedly mounted on the outside of the fixed frame. The user places the packaging bag on the upper end of the electric conveyor belt and below the limit plate, and the electric conveyor belt drives it to the right, and the dispensing device dispenses glue on the bottom of the packaging bag.

[0011] Preferably, the shaping component includes a third frame, a second servo motor, a second ball screw, a second ball nut, a second cylinder, a second push-pull rod, a lower pressure box, a polygonal movable plate and a spring. The third frame is movably installed on the right side of the second frame, and the push-pull rod drives the pry piece to move upward to pry up one side of the bottom of the packaging bag.

[0012] Preferably, the servo motor 2 is fixedly mounted on the upper end of the third frame, the ball screw 2 is movably mounted on the transmission end of the servo motor 2, the ball nut 2 is movably mounted on the outer end of the ball screw 2, the cylinder 2 is fixedly mounted on the outer side of the fixed frame, the push-pull rod 2, the lower pressure box is fixedly mounted on the lower end of the push-pull rod 2, the polygonal movable plate is movably mounted on the lower end of the lower pressure box, the spring is movably mounted inside the lower pressure box, the push-pull rod 2 pushes the lower pressure box downward, the polygonal movable plate first contacts the bottom of the packaging bag to shape it, the spring contracts, and the lower pressure box is pressed downward as a whole to paste the bottom of the packaging bag.

[0013] Preferably, the compacting mechanism includes an oil pressure device, a fourth frame, a third servo motor, a third ball screw, a third ball nut, an oil pressure push rod and a rolling cylinder. The oil pressure device is fixedly mounted on the outside of the fixed frame. When the oil pressure device is started, it drives the oil pressure push rod to move downward.

[0014] Preferably, the fourth frame is fixedly installed on the right side of the third frame, the servo motor three is fixedly installed on the upper end of the fourth frame, the ball screw three is movably installed on the transmission end of the servo motor three, the push rod moves downward, and the rolling cylinder compacts the bottom of the packaging bag.

[0015] Preferably, the ball nut three is movably mounted on the outer end of the ball screw three, the hydraulic push rod is movably mounted on the lower end of the ball nut three, and the rolling cylinder is movably mounted on the lower end of the hydraulic push rod. The servo motor three is started to drive the ball screw three to rotate, so that the ball nut three and the rolling cylinder move left and right. The movable installation of the rolling cylinder is used to compact the bottom of the packaging bag.

[0016] Compared with the prior art, the beneficial effects of the present invention are:

[0017] 1. The bottom gluing equipment for the packaging bag, through the installation of the main mechanism, the user places the packaging bag on the upper end of the electric conveyor belt, below the limit plate, and the electric conveyor belt drives it to the right, and the glue dispensing device dispenses glue on the bottom of the packaging bag, and the push-pull rod 1 drives the pry piece to move upward to pry up one side of the bottom of the packaging bag, and the push-pull rod 2 pushes the lower pressure box downward. The polygonal movable plate first contacts the bottom of the packaging bag to shape it, and the spring contracts, and the lower pressure box is pressed down as a whole to glue the bottom of the packaging bag. The first frame, the second frame and the third frame are all equipped with a servo motor, a ball screw and a ball nut. The servo motor starts and drives the ball screw to rotate, so that the ball nut moves left and right, driving the components at the bottom of the first frame, the second frame and the third frame to move left and right according to the size of the packaging bag, effectively improving the convenience of the equipment;

[0018] 2. The bottom gluing equipment for the packaging bag is equipped with auxiliary mechanisms, the hydraulic device is started, the hydraulic push rod is driven to move downward, and the rolling cylinder compacts the bottom of the packaging bag, which effectively improves the convenience of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the structure of the lower pressure box of the utility model;

[0021] Figure 3 This is a schematic diagram of the internal structure of the lower pressure box of the utility model;

[0022] Figure 4 This is a schematic diagram of the partial three-dimensional structure of the utility model;

[0023] Figure 5 It is a schematic diagram of the partial three-dimensional structure of the utility model.

[0024] In the figure: 1. Main body; 101. Fixing frame; 102. Electric conveyor belt; 103. Limiting plate; 104. Gluing assembly; 1041. First frame; 1042. Glue box; 1043. Glue dispensing device; 105. Lifting assembly; 1051. Second frame; 1052. Servo motor 1; 1053. Ball screw 1; 1054. Ball nut 1; 1055. Push-pull rod 1; 1056. Pry piece; 1057. Cylinder 1; 106. Shaping assembly; 1 061. Third frame; 1062. Servo motor 2; 1063. Ball screw 2; 1064. Ball nut 2; 1065. Cylinder 2; 1066. Push-pull rod 2; 1067. Lower pressure box; 1068. Polygonal movable plate; 1069. Spring; 2. Compacting mechanism; 201. Hydraulic device; 202. Fourth frame; 203. Servo motor 3; 204. Ball screw 3; 205. Ball nut 3; 206. Hydraulic push rod; 207. Rolling cylinder. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0026] See also Figure 1-Figure 5The utility model provides a technical solution: a bottom gluing device for packaging bags, comprising a main body mechanism 1 and a compacting mechanism 2, the compacting mechanism 2 is located at the upper end of the main body mechanism 1, the main body mechanism 1 comprises a fixed frame 101, an electric conveyor belt 102, a limiting plate 103, an adhesive component 104, a pulling component 105 and a shaping component 106, the electric conveyor belt 102 is movably mounted on the inner side of the fixed frame 101, the limiting plate 103 is fixedly mounted above the electric conveyor belt 102, the adhesive component 104 is fixedly mounted on the upper end of the fixed frame 101, the pulling component 105 is movably mounted on the right side of the adhesive component 104, and the shaping component 106 is movably mounted on the lifting component 1 05; the gluing assembly 104 includes a first frame 1041, a glue box 1042 and a glue dispensing device 1043. The first frame 1041 is fixedly mounted on the upper end of the fixing frame 101, the glue box 1042 is fixedly arranged on the upper end of the first frame 1041, and the glue dispensing device 1043 is fixedly mounted on the lower end of the first frame 1041. The pulling assembly 105 includes a second frame 1051, a servo motor 1052, a ball screw 1053, a ball nut 1054, a push-pull rod 1055, a prying piece 1056 and a cylinder 1057. The second frame 1051 is fixedly mounted on the right side of the first frame 1041, and the servo motor 1052 is fixedly mounted. Installed on the upper end of the second frame 1051, the ball screw 1053 is movably installed on the transmission end of the servo motor 1052, the ball nut 1054 is movably installed on the outer end of the ball screw 1053, the push-pull rod 1055 is movably installed on the lower end of the ball nut 1054, the pry piece 1056 is fixedly installed on the lower end of the push-pull rod 1055, and the cylinder 1057 is fixedly installed on the outer side of the fixed frame 101. The shaping component 106 includes a third frame 1061, a servo motor 1062, a ball screw 1063, a ball nut 1064, a cylinder 1065, a push-pull rod 1066, a lower pressure box 1067, and a polygonal movable plate 1 068 and spring 1069, the third frame 1061 is movably installed on the right side of the second frame 1051, the servo motor 2 1062 is fixedly installed on the upper end of the third frame 1061, the ball screw 2 1063 is movably installed on the transmission end of the servo motor 2 1062, the ball nut 2 1064 is movably installed on the outer end of the ball screw 2 1063, the cylinder 2 1065 is fixedly installed on the outer side of the fixed frame 101, the push-pull rod 2 1066, the lower pressure box 1067 is fixedly installed on the lower end of the push-pull rod 2 1066, the polygonal movable plate 1068 is movably installed on the lower end of the lower pressure box 1067, and the spring 1069 is movably installed inside the lower pressure box 1067.

[0027] The compacting mechanism 2 includes a hydraulic device 201, a fourth frame 202, a servo motor 3 203, a ball screw 3 204, a ball nut 3 205, a hydraulic push rod 206 and a rolling cylinder 207. The hydraulic device 201 is fixedly mounted on the outside of the fixed frame 101, the fourth frame 202 is fixedly mounted on the right side of the third frame 1061, the servo motor 3 203 is fixedly mounted on the upper end of the fourth frame 202, the ball screw 3 204 is movably mounted on the transmission end of the servo motor 3 203, the ball nut 3 205 is movably mounted on the outer end of the ball screw 3 204, the hydraulic push rod 206 is movably mounted on the lower end of the ball nut 3 205, and the rolling cylinder 207 is movably mounted on the lower end of the hydraulic push rod 206. When using the bottom pasting device for packaging bags, the user places the packaging bag on the upper end of the electric conveyor belt 102 and below the limit plate 103, and the electric conveyor belt 102 drives it to the right. The glue dispensing device 1043 dispenses glue on the bottom of the packaging bag, and the push-pull rod 1055 drives the pry piece 1056 to move upward to pry up one side of the bottom of the packaging bag, and the push-pull rod 1066 pushes the lower pressure box 1067 downward. The polygonal movable plate 1068 first contacts the bottom of the packaging bag to shape it, and the spring 1069 contracts, and the lower pressure box 1067 is pressed down as a whole to paste the bottom of the packaging bag. The first frame 1041, the second frame 1051 and the third frame 1061 are all equipped with servo motors, ball screws and ball nuts. The servo motor is started to drive the ball screw to rotate, so that the ball nut moves left and right, driving the lower components of the first frame 1041, the second frame 1051 and the third frame 1061 to move left and right according to the size of the packaging bag. The oil pressure device 201 is started to drive the oil pressure push rod 206 to move downward, and the rolling cylinder 207 compacts the bottom of the packaging bag.

[0028] Working principle: When using the bottom gluing device for packaging bags, the user places the packaging bag on the upper end of the electric conveyor belt 102 and below the limit plate 103. The electric conveyor belt 102 drives it to the right, and the glue dispensing device 1043 dispenses glue on the bottom of the packaging bag. The push-pull rod 1055 drives the prying piece 1056 to move upward to pry up one side of the bottom of the packaging bag. The push-pull rod 1066 pushes the pressing box 1067 downward, and the polygonal movable plate 1068 first contacts the bottom of the packaging bag to shape it. The spring 1069 contracts and the pressing box 1067 is pressed down. 1067 is pressed downward as a whole to paste the bottom of the packaging bag. The first frame 1041, the second frame 1051 and the third frame 1061 are all equipped with servo motors, ball screws and ball nuts. The servo motor is started to drive the ball screw to rotate, so that the ball nut moves left and right, driving the components at the lower part of the first frame 1041, the second frame 1051 and the third frame 1061 to move left and right according to the size of the packaging bag. The oil pressure device 201 is started to drive the oil pressure push rod 206 to move downward, and the rolling cylinder 207 compacts the bottom of the packaging bag.

[0029] Finally, it should be noted that the above content is only used to illustrate the technical solution of the utility model, rather than to limit the scope of protection of the utility model. Simple modifications or equivalent replacements of the technical solution of the utility model by ordinary technicians in this field do not deviate from the essence and scope of the technical solution of the utility model.

Claims

1. A bottom gluing device for packaging bags, comprising a main body mechanism (1) and a compacting mechanism (2), characterized in that: The compacting mechanism (2) is located at the upper end of the main mechanism (1); the main mechanism (1) comprises a fixed frame (101), an electric conveyor belt (102), a limiting plate (103), an adhesive component (104), a lifting component (105) and a shaping component (106); the electric conveyor belt (102) is movably mounted on the inner side of the fixed frame (101); the limiting plate (103) is fixedly mounted above the electric conveyor belt (102); the adhesive component (104) is fixedly mounted on the upper end of the fixed frame (101); the lifting component (105) is movably mounted on the right side of the adhesive component (104); and the shaping component (106) is movably mounted on the right side of the lifting component (105); The adhesive assembly (104) includes a first frame (1041), a glue box (1042) and a glue dispensing device (1043), wherein the first frame (1041) is fixedly mounted on the upper end of the fixed frame (101), the glue box (1042) is fixedly arranged on the upper end of the first frame (1041), and the glue dispensing device (1043) is fixedly mounted on the lower end of the first frame (1041).

2. The bottom gluing device for packaging bags according to claim 1, characterized in that: The lifting assembly (105) includes a second frame (1051), a servo motor (1052), a ball screw (1053), a ball nut (1054), a push-pull rod (1055), a pry piece (1056) and a cylinder (1057), and the second frame (1051) is fixedly installed on the right side of the first frame (1041).

3. The bottom gluing device for packaging bags according to claim 2, characterized in that: The servo motor 1 (1052) is fixedly mounted on the upper end of the second frame (1051), the ball screw 1 (1053) is movably mounted on the transmission end of the servo motor 1 (1052), the ball nut 1 (1054) is movably mounted on the outer end of the ball screw 1 (1053), the push-pull rod 1 (1055) is movably mounted on the lower end of the ball nut 1 (1054), the pry piece (1056) is fixedly mounted on the lower end of the push-pull rod 1 (1055), and the cylinder 1 (1057) is fixedly mounted on the outer side of the fixed frame (101).

4. The bottom gluing device for packaging bags according to claim 3, characterized in that: The shaping component (106) includes a third frame (1061), a second servo motor (1062), a second ball screw (1063), a second ball nut (1064), a second cylinder (1065), a second push-pull rod (1066), a lower pressure box (1067), a polygonal movable plate (1068) and a spring (1069). The third frame (1061) is movably installed on the right side of the second frame (1051).

5. The bottom gluing device for packaging bags according to claim 4, characterized in that: The servo motor 2 (1062) is fixedly mounted on the upper end of the third frame (1061), the ball screw 2 (1063) is movably mounted on the transmission end of the servo motor 2 (1062), the ball nut 2 (1064) is movably mounted on the outer end of the ball screw 2 (1063), the cylinder 2 (1065) is fixedly mounted on the outer side of the fixed frame (101), the push-pull rod 2 (1066), the lower pressure box (1067) is fixedly mounted on the lower end of the push-pull rod 2 (1066), the polygonal movable plate (1068) is movably mounted on the lower end of the lower pressure box (1067), and the spring (1069) is movably mounted inside the lower pressure box (1067).

6. The bottom gluing device for packaging bags according to claim 5, characterized in that: The compacting mechanism (2) comprises an oil pressure device (201), a fourth frame (202), a servo motor (203), a ball screw (204), a ball nut (205), an oil pressure push rod (206) and a rolling cylinder (207), wherein the oil pressure device (201) is fixedly mounted on the outside of the fixed frame (101).

7. The bottom gluing device for packaging bags according to claim 6, characterized in that: The fourth frame (202) is fixedly mounted on the right side of the third frame (1061), the servo motor three (203) is fixedly mounted on the upper end of the fourth frame (202), and the ball screw three (204) is movably mounted on the transmission end of the servo motor three (203).

8. The bottom gluing device for packaging bags according to claim 7, characterized in that: The ball nut three (205) is movably mounted on the outer end of the ball screw three (204), the hydraulic push rod (206) is movably mounted on the lower end of the ball nut three (205), and the rolling cylinder (207) is movably mounted on the lower end of the hydraulic push rod (206).

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