Environment-friendly PET plastic food packaging box forming device

Abstract

The utility model relates to the technical field of high polymer materials, in particular to an environment-friendly polyethylene terephthalate (PET) plastic food packaging box forming device which comprises a frame body, a mold, a forming plate, a forming assembly and a material taking assembly. The material taking assembly comprises a connecting ring, two transverse blocks, two abutting rods, two stress parts, two sliding blocks, two connecting blocks, a connecting rod, a material taking plate and a spring, the forming assembly is arranged on the frame body, the forming plate is fixedly connected with the forming assembly, the frame body is provided with a sliding groove and two grooves, the two sliding blocks are both in sliding connection with the sliding groove, and the two grooves are connected with the connecting rod. The two stress pieces are slidably connected with the corresponding grooves correspondingly, the stress pieces are provided with abutting faces, the connecting ring is fixedly connected with the forming assembly, the two transverse blocks are fixedly connected with the connecting ring, the abutting rods are fixedly connected with the two transverse blocks, and the two abutting rods make contact with the corresponding abutting faces correspondingly. In this way, forming and material taking machining can be completed at the same time through only one power piece, and practicability is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of polymer materials, in particular to an environmentally friendly PET plastic food packaging box forming device. Background Art

[0002] After food is produced, it needs to be packaged, and the packaging method is mostly packaging boxes. PET material is polyethylene terephthalate, which is obtained by ester exchange between dimethyl terephthalate and ethylene glycol or by esterification of terephthalic acid and ethylene glycol to synthesize dihydroxyethyl terephthalate, and then undergoing a condensation reaction. Using PET plastic as food packaging has the characteristics of being non-toxic and safe. When making food packaging boxes from PET plastic, it is usually processed and made using a hot pressing molding device. The heat dissipation of the device formed by the traditional plastic packaging box hot pressing molding device is in the form of a cooling fan, and the heat dissipation effect is not obvious, which reduces the working efficiency of the molding device.

[0003] In response to the above problems, the prior art patent publication number CN210336633U discloses a plastic packaging box hot pressing forming device. Since a heat conducting tube is wrapped around the outer wall of the shaping mold, one end of the heat conducting tube is threadedly connected to one end of a water supply pipe, and the other end of the heat conducting tube is threadedly connected to a water outlet pipe, one end of the water outlet pipe is located in a water storage cooling box, and the output end of a circulating water pump is connected to the water supply pipe. After the packaging box is hot pressed and formed, the circulating water pump pumps water into the heat conducting tube, which can quickly absorb the heat from the outer wall of the shaping mold, accelerate the forming effect of the packaging box, and replace the traditional fan for heat dissipation. The efficiency is effectively improved, thereby improving the practicality of the plastic packaging box hot pressing forming device.

[0004] However, in the above method, after the molding is completed and the plastic packaging box is cooled, it is not convenient to remove the plastic packaging box in the mold, resulting in poor practicality. Utility Model Content

[0005] The utility model aims to provide an environmentally friendly PET plastic food packaging box forming device, aiming to solve the technical problem in the prior art that after the molding is completed and the plastic packaging box is cooled, it is inconvenient to remove the plastic packaging box in the mold, resulting in poor practicality.

[0006] To achieve the above-mentioned purpose, the utility model adopts an environmentally friendly PET plastic food packaging box forming device, including a frame, a mold, a forming plate, a forming component and a material taking component, the mold is arranged on the frame, the material taking component includes a connecting ring, two cross blocks, two supporting rods, two force-bearing members, two sliding blocks, two connecting blocks, a connecting rod, a material taking plate and a spring, the forming component is arranged on the frame, the forming plate is fixedly connected to the forming component, the frame is provided with a slide groove and two grooves, the two sliding blocks are slidably connected to the slide groove, and the two force-bearing members are respectively connected to the corresponding grooves. The groove is slidably connected, the force-bearing member is provided with a supporting surface, the connecting ring is fixedly connected to the forming assembly, the two cross blocks are fixedly connected to the connecting ring, the supporting rods are fixedly connected to the two cross blocks, and the two supporting rods are respectively in contact with the corresponding supporting surfaces, the material picking plate is arranged in the mold, one end of the connecting rod is inserted into the mold and fixedly connected to the material picking plate, one end of the two connecting blocks is respectively hinged to the corresponding slider, the other end of the two connecting blocks is hinged to the connecting rod, and the two ends of the spring are respectively fixedly connected to the corresponding slider.

[0007] Wherein, the forming assembly includes a motor, a cam, a frame and a rod body, one end of the rod body is fixedly connected to the forming plate, the other end of the rod body is fixedly connected to the frame, and the rod body is slidably connected to the frame, the frame is provided with a supporting groove, the motor is installed on the frame, the output end of the motor is fixedly connected to the cam, and the cam is adapted to the supporting groove.

[0008] Wherein, the force-bearing member includes a force-bearing rod and a sliding rod, the sliding rod is slidably connected to the corresponding groove, and the force-bearing rod is fixedly connected to the sliding rod.

[0009] Wherein, the environmentally friendly PET plastic food packaging box forming device also includes a cooling component, and the cooling component is arranged on the frame.

[0010] Wherein, the cooling assembly includes a cooling box, a water inlet pipe, a water return pipe and a water pump. The mold is provided with a cooling cavity. The cooling box is arranged on the frame. The two ends of the water inlet pipe are respectively connected to the cooling box and the cooling cavity. The two ends of the water return pipe are also respectively connected to the cooling box and the cooling cavity. The water pump is arranged on the water return pipe. The cooling box is provided with a water inlet.

[0011] Wherein, the cooling assembly further comprises a covering member, and the covering member is arranged on the water inlet.

[0012] The utility model discloses an environmentally friendly PET plastic food packaging box forming device. When it is used, the environmentally friendly PET plastic material is placed in the mold, the forming component is started to drive the forming plate to move downward to cooperate with the mold and the material taking plate in the mold, and the environmentally friendly PET plastic food packaging box can be hot-pressed and formed. After the forming is completed, when the forming component moves upward, the forming component drives the connection to move, and the connecting ring drives the two supporting rods to move upward through the two transverse blocks, so that the two supporting rods respectively resist the corresponding supporting surfaces. When the two supporting rods resist the two supporting surfaces, The two force-bearing members move toward each other in the corresponding grooves respectively, and the two force-bearing members push the two sliders to move toward each other. The two sliders move toward each other in the slide grooves and drive one ends of the two connecting blocks to rotate on the corresponding sliders respectively, and drive the other ends of the two connecting blocks to rotate on the connecting rod. The two connecting blocks move upward through the connecting rod while rotating, and the connecting rod drives the material-retrieving plate to move upward, so as to eject the environmentally friendly PET plastic food packaging box in the mold for material retrieval. In this way, only one power member can be used to complete the molding and material-retrieving processing at the same time, thereby improving practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 It is a structural schematic diagram of the first embodiment of the utility model.

[0015] Figure 2 It is a front view of the first embodiment of the utility model.

[0016] Figure 3 The utility model Figure 2 AA line structural cross-section view.

[0017] Figure 4 It is a front view of the second embodiment of the utility model.

[0018] Figure 5 The utility model Figure 4 BB line structural cross-sectional view.

[0019] 101-frame, 102-mold, 103-forming plate, 104-connecting ring, 105-cross block, 106-holding rod, 107-spring, 108-slider, 109-connecting block, 110-connecting rod, 111-feeding plate, 112-motor, 113-cam, 114-frame, 115-rod body, 116-force rod, 117-slide, 118-slide groove, 119-groove, 120-holding groove, 121-holding surface, 201-cooling box, 202-water inlet pipe, 203-water return pipe, 204-water pump, 205-covering part, 206-water inlet, 207-cooling chamber. DETAILED DESCRIPTION

[0020] First embodiment:

[0021] See also Figure 1 to Figure 3 ,in Figure 1 It is a structural schematic diagram of the first embodiment of the utility model. Figure 2 This is a front view of the first embodiment of the utility model. Figure 3 The utility model Figure 2 AA line structural cross-section view.

[0022] The utility model provides an environmentally friendly PET plastic food packaging box forming device: comprising a frame 101, a mold 102, a forming plate 103, a forming component and a material taking component, the material taking component comprising a connecting ring 104, two horizontal blocks 105, two abutting rods 106, two force-bearing members, two sliding blocks 108, two connecting blocks 109, a connecting rod 110, a material taking plate 111 and a spring 107, the forming component comprising a motor 112, a cam 113, a square frame 114 and a rod body 115, the force-bearing member comprising a force-bearing rod 116 and a sliding rod 117, the above-mentioned scheme solves the technical problem in the prior art that after the molding is completed and the plastic packaging box is cooled, it is not convenient to take the plastic packaging box in the mold 102, resulting in poor practicality.

[0023] According to this specific embodiment, the mold 102 is disposed on the frame 101 , and the mold 102 is used to hold raw materials for molding.

[0024] The forming assembly is arranged on the frame 101, the forming plate 103 is fixedly connected to the forming assembly, the frame 101 is provided with a slide groove 118 and two grooves 119, the two sliders 108 are slidably connected to the slide groove 118, the two force-bearing members are slidably connected to the corresponding grooves 119, the force-bearing members are provided with abutting surfaces 121, the connecting ring 104 is fixedly connected to the forming assembly, the two cross blocks 105 are fixedly connected to the connecting ring 104, the abutting rods 106 are fixedly connected to the two cross blocks 105, and the two abutting rods 106 The two connecting blocks 109 are respectively in contact with the corresponding abutting surfaces 121, the material taking plate 111 is arranged in the mold 102, one end of the connecting rod 110 is inserted into the mold 102 and fixedly connected to the material taking plate 111, one end of the two connecting blocks 109 is respectively hinged to the corresponding sliders 108, and the other ends of the two connecting blocks 109 are hinged to the connecting rod 110, and the two ends of the spring 107 are respectively fixedly connected to the corresponding sliders 108. When in use, the environmentally friendly PET plastic material is placed in the mold 102, and the molding assembly is started to drive the molding plate 103 to move down and The mold 102 and the material-collecting plate 111 in the mold 102 cooperate to perform hot-pressing molding and finalizing of the environmentally friendly PET plastic food packaging box. After the molding is completed, when the molding assembly moves upward, the molding assembly drives the connection to move, and the connecting ring 104 drives the two abutting rods 106 to move upward through the two transverse blocks 105, so that the two abutting rods 106 respectively abut the corresponding abutting surfaces 121, and when the two abutting rods 106 abut the two abutting surfaces 121, the two force-bearing members respectively move toward each other in the corresponding grooves 119, and the two force-bearing members abut the two cross blocks 105. The sliders 108 move toward each other, and the two sliders 108 move toward each other in the slide groove 118 while driving one end of the two connecting blocks 109 to rotate on the corresponding sliders 108 respectively, driving the other ends of the two connecting blocks 109 to rotate on the connecting rod 110, and the two connecting blocks 109 move upward through the connecting rod 110 while rotating, and the connecting rod 110 drives the material taking plate 111 to move upward, so as to eject the environmentally friendly PET plastic food packaging box in the mold 102 for material taking. In this way, only one power part can be used to complete the molding and material taking processing at the same time, thereby improving practicality.

[0025] Secondly, one end of the rod body 115 is fixedly connected to the forming plate 103, and the other end of the rod body 115 is fixedly connected to the frame 114 of the frame 101, and the rod body 115 is slidably connected to the frame 101, and the frame 114 is provided with a supporting groove 120, and the motor 112 is installed on the frame 101, and the output end of the motor 112 is fixedly connected to the cam 113, and the cam 113 is adapted to the supporting groove 120. During specific forming, the motor 112 is started, and the output end of the motor 112 drives the cam 113 to slide in the supporting groove 120. While the cam 113 slides in the supporting groove 120, it drives the frame 114 to move downward, and the frame 114 drives the forming plate 103 to move through the rod body 115.

[0026] At the same time, the sliding rod 117 is slidably connected to the corresponding groove 119, and the force-bearing rod 116 is fixedly connected to the sliding rod 117. By setting the sliding rod 117 and the force-bearing rod 116, the force-bearing rod 116 is driven to move when the supporting rod 106 moves, and the force-bearing rod 116 drives the sliding rod 117 to slide in the corresponding grooves 119 respectively.

[0027] When using the environmentally friendly PET plastic food packaging box forming device of the present embodiment, the environmentally friendly PET plastic material is placed in the mold 102 during specific use. During specific forming, the motor 112 is started, and the output end of the motor 112 drives the cam 113 to slide in the abutting groove 120. The cam 113 drives the frame 114 to move downward while sliding in the abutting groove 120. The frame 114 drives the forming plate 103 to move through the rod body 115 to cooperate with the mold 102 and the material-collecting plate 111 in the mold 102 to perform hot pressing forming and finalizing of the environmentally friendly PET plastic food packaging box. After the forming is completed, when the forming component moves upward, the forming component drives the connection to move, and the connecting ring 104 drives the two abutting rods 106 to move upward through the two cross blocks 105, so that the two The abutting rods 106 respectively abut the corresponding abutting surfaces 121. When the two abutting rods 106 abut the two abutting surfaces 121, the two force-bearing members respectively move toward each other in the corresponding grooves 119. The two force-bearing members abut the two sliding blocks 108 to move toward each other. While the two sliding blocks 108 move toward each other in the slide grooves 118, they drive one ends of the two connecting blocks 109 to rotate on the corresponding sliding blocks 108 respectively, and drive the other ends of the two connecting blocks 109 to rotate on the connecting rod 110. While the two connecting blocks 109 rotate, they move upward through the connecting rod 110. The connecting rod 110 drives the material taking plate 111 to move upward, thereby ejecting the environmentally friendly PET plastic food packaging box in the mold 102 for material taking. In this way, only one power member can be used to simultaneously complete the molding and material taking processing, thereby improving practicality.

[0028] Second embodiment:

[0029] Based on the first embodiment, please refer to Figure 4 and Figure 5 , Figure 4 It is a front view of the second embodiment of the utility model. Figure 5 The utility model Figure 4 BB line structural cross-sectional view.

[0030] The utility model provides an environmentally friendly PET plastic food packaging box forming device, which also includes a cooling component. The cooling component includes a cooling box 201, a water inlet pipe 202, a water return pipe 203, a water pump 204 and a cover 205.

[0031] According to this specific embodiment, the cooling component is disposed on the frame 101 . By disposing the cooling component, the cooling effect of the packaging box in the mold 102 can be improved.

[0032] The mold 102 is provided with a cooling cavity 207, the cooling box 201 is provided on the frame 101, the two ends of the water inlet pipe 202 are respectively connected with the cooling box 201 and the cooling cavity 207, the two ends of the water return pipe 203 are also respectively connected with the cooling box 201 and the cooling cavity 207, the water pump 204 is provided on the water return pipe 203, the cooling box 201 is provided with a water inlet 206, the cooling water is added into the cooling box 201 through the water inlet 206, and flows into the cooling cavity 207 through the water inlet pipe 202. 7 cools the packaging box in the mold 102, and then starts the water pump 204. The water pump 204 pumps the cooling water in the cooling chamber 207 back to the cooling box 201 through the return pipe 203, thereby completing the circulation of cooling water in the cooling chamber 207, thereby improving the cooling of the packaging box in the mold 102, replacing the existing method of winding the heat pipe around the outer wall of the mold 102, which can effectively avoid damage to the heat pipe and will not affect normal cooling, thereby improving the cooling effect of the packaging box in the mold 102.

[0033] Secondly, the covering member 205 is arranged on the water inlet 206. By arranging the covering member 205, after adding cooling water into the cooling box 201, the covering member 205 is covered on the water inlet 206 to prevent foreign matter from entering.

[0034] Using an environmentally friendly PET plastic food packaging box forming device of the present embodiment, cooling water is added into the cooling box 201 through the water inlet 206, and flows into the cooling cavity 207 through the water inlet pipe 202 to cool the packaging box in the mold 102, and then the water pump 204 is started, and the water pump 204 pumps the cooling water in the cooling cavity 207 back to the cooling box 201 through the return pipe 203, thereby completing the circulation of cooling water in the cooling cavity 207, thereby improving the cooling of the packaging box in the mold 102, thereby replacing the existing method of winding the heat pipe around the outer wall of the mold 102, which can effectively prevent the heat pipe from being damaged and will not affect normal cooling, thereby improving the cooling effect of the packaging box in the mold 102.

[0035] The above disclosure is only a preferred embodiment of the present invention, and certainly cannot be used to limit the scope of rights of the present invention. Ordinary technicians in this field can understand that all or part of the processes of the above embodiment and equivalent changes made according to the claims of the present invention still fall within the scope covered by the utility model.

Claims

1. An environmentally friendly PET plastic food packaging box forming device, comprising a frame, a mold and a forming plate, wherein the mold is arranged on the frame, characterized in that: It also includes a forming component and a material taking component; The material picking assembly comprises a connecting ring, two cross blocks, two supporting rods, two force-bearing members, two sliding blocks, two connecting blocks, a connecting rod, a material picking plate and a spring, the forming assembly is arranged on the frame, the forming plate is fixedly connected to the forming assembly, the frame is provided with a slide groove and two grooves, the two sliding blocks are slidably connected to the slide groove, the two force-bearing members are slidably connected to the corresponding grooves respectively, the force-bearing member is provided with a supporting surface, the connecting ring is fixedly connected to the forming assembly, the two cross blocks are fixedly connected to the connecting ring, the supporting rods are fixedly connected to the two cross blocks, and the two supporting rods are respectively in contact with the corresponding supporting surfaces, the material picking plate is arranged in the mold, one end of the connecting rod is inserted into the mold and fixedly connected to the material picking plate, one end of the two connecting blocks is hinged to the corresponding slider respectively, the other end of the two connecting blocks is hinged to the connecting rod, and the two ends of the spring are fixedly connected to the corresponding slider respectively.

2. The environmentally friendly PET plastic food packaging box forming device according to claim 1, characterized in that: The forming assembly includes a motor, a cam, a frame and a rod body, one end of the rod body is fixedly connected to the forming plate, the other end of the rod body is fixedly connected to the frame, and the rod body is slidably connected to the frame, the frame is provided with a supporting groove, the motor is installed on the frame, the output end of the motor is fixedly connected to the cam, and the cam is adapted to the supporting groove.

3. The environmentally friendly PET plastic food packaging box forming device as claimed in claim 2, characterized in that: The force-bearing member comprises a force-bearing rod and a sliding rod, the sliding rod is slidably connected to the corresponding groove, and the force-bearing rod is fixedly connected to the sliding rod.

4. The environmentally friendly PET plastic food packaging box forming device as claimed in claim 3, characterized in that: The environmentally friendly PET plastic food packaging box forming device also includes a cooling component, and the cooling component is arranged on the frame.

5. The environmentally friendly PET plastic food packaging box forming device as claimed in claim 4, characterized in that: The cooling assembly includes a cooling box, a water inlet pipe, a water return pipe and a water pump. The mold is provided with a cooling cavity. The cooling box is arranged on the frame. The two ends of the water inlet pipe are respectively connected to the cooling box and the cooling cavity. The two ends of the water return pipe are also respectively connected to the cooling box and the cooling cavity. The water pump is arranged on the water return pipe. The cooling box is provided with a water inlet.

6. The environmentally friendly PET plastic food packaging box forming device as claimed in claim 5, characterized in that: The cooling assembly further comprises a covering member, and the covering member is arranged on the water inlet.

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