Plastic bottle cap compression molding equipment

Abstract

The utility model relates to the technical field of plastic bottle cap manufacturing, in particular to plastic bottle cap compression molding equipment which comprises a supporting base, a positioning mounting frame, an upper mold and a lower mold, a portable replacement mechanism is arranged above the upper mold, a stamping molding mechanism is arranged above the portable replacement mechanism, and a plastic bottle cap is arranged above the stamping molding mechanism. An auxiliary cooling mechanism is arranged on the side edge of the lower mold, and when the plastic bottle cap compression molding equipment is used, the upper mold and the lower mold in the device are both designed to be detachable through the mechanism design; once the mold is damaged in the machining process, normal operation of the device can be directly maintained by replacing a new mold, the whole device does not need to be stopped and overhauled for a long time, the mold is further designed to be detachable, the device can automatically replace a proper mold according to the shape requirement of a machined bottle cap, and the machining efficiency is improved. The bottle cap production device is high in overall flexibility and good in practical effect.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic bottle cap manufacturing, in particular to a plastic bottle cap compression molding device. Background Art

[0002] Plastic bottle cap compression molding equipment is a kind of equipment used to process plastic raw materials, heat and soften them, and then perform compression molding through molds. This equipment is often used in the production process of plastic bottle caps or other plastic products. It can quickly and efficiently produce a large number of high-quality plastic bottle cap products. The plastic products produced by the plastic bottle cap compression molding equipment have the advantages of good appearance, precise size, stable quality, etc., and are widely used in food, beverage, daily chemical and other industries;

[0003] The patent number "Plastic Bottle Cap Processing Equipment" discloses "A Plastic Bottle Cap Processing Equipment". The device, through the cooperation between the discharge mechanism and the reset mechanism, drives the ejector plate to move upward as a whole when the upper mold is ejected, and the moving ejector plate ejects the formed bottle cap, avoiding the traditional need for auxiliary drive to eject the material, and effectively improving production efficiency; because the existing compression molding mold will cause wear or damage to the mold with long-term use or improper use, which will lead to the quality of the molded product being reduced or unable to be produced normally, and the mold in the existing plastic bottle cap compression molding equipment is very inconvenient to repair, which can easily delay the processing period, but the above-mentioned device has not made improvements to this problem, and the overall practical effect is poor. Utility Model Content

[0004] The utility model aims to solve the above-mentioned problems and proposes a plastic bottle cap compression molding device, which improves the existing compression molding molds, which will cause the molds to wear or be damaged due to long-term use or improper use, thereby causing the quality of the molded products to decline or fail to produce normally, and the molds in the existing plastic bottle cap compression molding device are very inconvenient to repair, which can easily delay the processing period.

[0005] A plastic bottle cap compression molding device, comprising a support base, a positioning mounting frame, an upper mold and a lower mold: the top outer wall of the support base is provided with a positioning mounting frame, the positioning mounting frame is arranged in an "L" shape, the upper mold and the lower mold are arranged from top to bottom on the support base, a portable replacement mechanism is arranged above the upper mold, a stamping shaping mechanism is arranged above the portable replacement mechanism, an auxiliary cooling mechanism is arranged on the side of the lower mold, the portable replacement mechanism comprises an installation top plate, a positioning mounting plate, a limiting T-shaped strip, a first threaded groove, an auxiliary support plate, a placement groove, a limiting T-shaped groove, a second threaded groove and a limiting bolt, the top outer wall of the upper mold is provided with a mounting top plate, the top outer wall of the mounting top plate is provided with a positioning mounting plate, The side outer wall of the positioning mounting plate is provided with a limited T-shaped strip, the bottom outer wall of the limited T-shaped strip is connected to the top outer wall of the mounting top plate, the side outer wall of the positioning mounting plate is symmetrically provided with a first threaded groove, the top of the mounting top plate is provided with an auxiliary support plate, the side outer wall of the auxiliary support plate is provided with a placement groove, the side outer wall of the auxiliary support plate located in the placement groove is provided with a limited T-shaped slot, and the side outer wall of the auxiliary support plate located in the placement groove is symmetrically provided with a second threaded groove, the positioning mounting plate and the placement groove are snap-fitted, the limiting T-shaped strip and the limiting T-shaped slot are slidably mounted, the opening diameters of the first threaded groove and the second threaded groove are equal, and the first threaded groove and the second threaded groove are threadedly mounted with the limiting bolt.

[0006] Preferably, a supporting base plate is provided on the outer wall of the bottom end of the lower mold, and extension plates are symmetrically provided on the outer walls on both sides of the bottom end of the supporting base plate, and limiting threaded holes are symmetrically provided on the outer walls of the top ends of the extension plates.

[0007] Preferably, two groups of positioning threaded holes are symmetrically provided on the outer wall of the top end of the support base, and the limiting threaded holes and the positioning threaded holes are threadedly mounted with the positioning bolts.

[0008] Preferably, the stamping and shaping mechanism includes a driving cylinder, the top outer wall of the positioning mounting frame is provided with the driving cylinder, and the output end of the driving cylinder is connected to the top outer wall of the auxiliary support plate.

[0009] Preferably, the auxiliary cooling mechanism includes a placement box and a drive motor, the top outer wall of the support base is provided with a placement box, the outer wall of one side of the placement box located at the lower mold is set as an opening structure, and the side inner wall of the placement box is provided with a drive motor.

[0010] Preferably, the driving motor is connected to one end of the limiting shaft, and the other end of the limiting shaft is connected to the limiting fan.

[0011] Preferably, a mounting frame is provided on the inner wall of the bottom end of the placement box, condensing tubes are arranged at equal intervals inside the mounting frame, and a protective box is provided on the outer wall of the side of the placement box.

[0012] Preferably, the bottom outer wall of the protection box is connected to the top outer wall of the support base, and the bottom inner wall of the protection box is provided with a power supply.

[0013] The beneficial effects of the utility model are:

[0014] 1. When the plastic bottle cap compression molding equipment is in use, the upper mold and the lower mold in the device are set to be detachable through the mechanism design. Once the mold is damaged during the processing, the normal operation of the device can be maintained by directly replacing the new mold, without the need to stop the entire device for a long time for maintenance. The mold is further set to be detachable, so that the device can replace the appropriate mold according to the shape of the processed bottle cap, rather than just one machine producing a single type of bottle cap. The overall flexibility is strong and the practical effect is good;

[0015] 2. When the plastic bottle cap compression molding equipment is in use, the fan air cooling combined with the condenser refrigeration design enables the device to quickly cool down the molded plastic bottle caps. At the same time, since the plastic bottle caps are all liquid high-temperature plastic particles liquid compression molding during processing, multiple compression molding processes will cause the mold temperature to rise sharply, which will affect the normal compression molding effect of the mold over time. The above-mentioned cooling design can also cool down the mold simultaneously, thereby avoiding damage to the mold caused by high-temperature operation, and the overall practical effect is good. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0017] Figure 2 It is a three-dimensional structural schematic diagram of the portable replacement mechanism of the utility model;

[0018] Figure 3 This is a schematic diagram of the three-dimensional structure of the lower mold installation of the utility model;

[0019] Figure 4 It is a schematic diagram of the three-dimensional structure of the stamping shaping mechanism of the utility model;

[0020] Figure 5 It is a schematic diagram of the three-dimensional structure of the auxiliary cooling mechanism of the utility model.

[0021] In the figure: 1. Support base; 2. Positioning mounting frame; 3. Upper mold; 4. Lower mold; 5. Portable replacement mechanism; 51. Mounting top plate; 52. Positioning mounting plate; 53. Limiting T-shaped bar; 54. First threaded groove; 55. Auxiliary support plate; 56. Placement groove; 57. Limiting T-shaped groove; 58. Second threaded groove; 59. Limiting bolt; 61. Support bottom plate; 62. Extension plate; 63. Limiting threaded hole; 64. Positioning threaded hole; 65. Positioning bolt; 7. Stamping shaping mechanism; 71. Driving cylinder; 8. Auxiliary cooling mechanism; 81. Placement box; 82. Driving motor; 83. Limiting shaft; 84. Limiting fan; 85. Installation frame; 86. Condenser; 87. Protection box; 88. Power supply. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] When implementing: Figure 1-5As shown, a plastic bottle cap compression molding device includes a support base 1, a positioning mounting frame 2, an upper mold 3 and a lower mold 4: the top outer wall of the support base 1 is provided with a positioning mounting frame 2, the positioning mounting frame 2 is arranged in an "L" shape, the upper mold 3 and the lower mold 4 are arranged from top to bottom above the support base 1, a portable replacement mechanism 5 is arranged above the upper mold 3, a stamping and shaping mechanism 7 is arranged above the portable replacement mechanism 5, and an auxiliary cooling mechanism 8 is arranged on the side of the lower mold 4. The portable replacement mechanism 5 includes a mounting top plate 51, a positioning mounting plate 52, a limiting T-shaped bar 53, a first thread groove 5 4. Auxiliary support plate 55, placement groove 56, limiting T-shaped groove 57, second thread groove 58 and limiting bolt 59. The top outer wall of the upper mold 3 is provided with a mounting top plate 51, and the top outer wall of the mounting top plate 51 is provided with a positioning mounting plate 52. The side outer wall of the positioning mounting plate 52 is provided with a limiting T-shaped strip 53. The bottom outer wall of the limiting T-shaped strip 53 is connected to the top outer wall of the mounting top plate 51. The side outer wall of the positioning mounting plate 52 is symmetrically provided with a first thread groove 54. An auxiliary support plate 55 is provided above the mounting top plate 51. The side outer wall of the auxiliary support plate 55 is provided with a placement groove 56. The auxiliary support plate 55 is located on the side outer wall of the placement groove 56 and a limited T-shaped groove 57 is provided. The auxiliary support plate 55 is located on the side outer wall of the placement groove 56 and a second threaded groove 58 is symmetrically provided. The positioning mounting plate 52 and the placement groove 56 are snap-fitted, the limiting T-shaped bar 53 and the limiting T-shaped groove 57 are slidably mounted, the opening diameters of the first threaded groove 54 and the second threaded groove 58 are equal, and the first threaded groove 54 and the second threaded groove 58 are threadedly mounted with the limiting bolt 59. When the upper mold 3 needs to be removed from the inside of the device, the limiting bolt 59 needs to be firstly removed from the upper mold 3. The inside of the first threaded groove 54 is unscrewed, and then the installation top plate 51 is changed from a locked state to an active state, and then the upper mold 3 is directly pulled to the side to complete the disassembly. During installation, it is first necessary to adjust the limiting T-shaped bar 53 to a suitable position and then push it into the inside of the limiting T-shaped groove 57. When the limiting T-shaped bar 53 moves to the bottom end of the limiting T-shaped groove 57, the positioning installation plate 52 is then stuck into the inside of the placement groove 56. At the same time, the first threaded groove 54 and the second threaded groove 58 are in a corresponding overlapping state. Then, the limiting bolt 59 is passed through the first threaded groove 54 and screwed to the bottom end of the second threaded groove 58 to complete the installation.

[0024] The bottom outer wall of the lower mold 4 is provided with a supporting base plate 61, and the outer walls on both sides of the supporting base plate 61 at the bottom are symmetrically provided with extension plates 62. The top outer wall of the extension plate 62 is symmetrically provided with limiting threaded holes 63, and the top outer wall of the supporting base 1 is symmetrically provided with two groups of positioning threaded holes 64. The limiting threaded holes 63 and the positioning threaded holes 64 are threadedly installed with the positioning bolts 65; when the lower mold 4 needs to be removed from the inside of the device, at this time, it is necessary to first screw the positioning bolts 65 out from the inside of the limiting threaded holes 63, and then the extension plate 62 changes from a locked state to an active state, and then the lower mold 4 can be removed by directly pulling the supporting base plate 61. During installation, it is only necessary to adjust the supporting base plate 61 until the limiting threaded hole 63 coincides with the positioning threaded hole 64 at the corresponding position, and then directly pass the positioning bolts 65 through the limiting threaded hole 63 and screw them to the bottom end of the positioning threaded hole 64.

[0025] The stamping and shaping mechanism 7 includes a driving cylinder 71, and the top outer wall of the positioning mounting frame 2 is provided with the driving cylinder 71, and the output end of the driving cylinder 71 is connected to the top outer wall of the auxiliary support plate 55; when the device needs to be used for bottle cap compression molding, it is first necessary to pour the liquefied plastic particle liquid into the interior of the lower mold 4, and then control the driving cylinder 71 to open. When the driving cylinder 71 is turned on, it will automatically drive the auxiliary support plate 55 to move downward and then drive the installation top plate 51 to move downward. Then, the installation top plate 51 moves downward and automatically drives the upper mold 3 to move downward. When the upper mold 3 is engaged with the interior of the lower mold 4, the liquefied plastic particle liquid will be automatically extruded and shaped.

[0026] The auxiliary cooling mechanism 8 includes a placement box 81 and a drive motor 82. The top outer wall of the support base 1 is provided with a placement box 81. The outer wall of the placement box 81 on one side of the lower mold 4 is set as an open structure. The side inner wall of the placement box 81 is provided with a drive motor 82. The drive motor 82 is connected to one end of a limit shaft 83. The other end of the limit shaft 83 is connected to a limit fan 84. The bottom inner wall of the placement box 81 is provided with a mounting frame 85. Condensation pipes 86 are evenly spaced inside the mounting frame 85. The side outer wall of the placement box 81 is provided with a protection box 87. The bottom outer wall of the protection box 87 is connected to the top outer wall of the support base 1. The protection box 8 7 is provided with a power supply member 88 on the inner wall of the bottom end; when the molded plastic bottle cap needs to be cooled, the driving motor 82 and the power supply member 88 need to be turned on synchronously at first. When the driving motor 82 is turned on, it will automatically drive the limit shaft 83 to rotate and then drive the limit fan 84 to rotate. When the power supply member 88 is turned on, it will automatically power the condenser 86, and then the condenser 86 will be powered on for cooling, and the wind blown by the limit fan 84 will blow the cold air near the condenser 86 to the side of the lower mold 4, so as to achieve the effect of accelerating the cooling of the molded plastic bottle cap. The setting of the protective box 87 here has the effect of placing and supporting the power supply member 88.

[0027] When the utility model is in use, when it is necessary to use the device for bottle cap compression molding, at this time, it is necessary to first pour the liquefied plastic particle liquid into the interior of the lower mold 4, and then control the driving cylinder 71 to open. When the driving cylinder 71 is turned on, it will automatically drive the auxiliary support plate 55 to move downward and then drive the installation top plate 51 to move downward. Then, the installation top plate 51 moves downward and automatically drives the upper mold 3 to move downward. When the upper mold 3 is engaged with the interior of the lower mold 4, the liquefied plastic particle liquid will be automatically squeezed and molded; when it is necessary to cool the molded plastic bottle cap, at this time, it is necessary to first synchronously turn on the driving motor 82 and the power supply member 88. When the driving motor 82 is turned on, it will automatically drive the limit shaft 83 to rotate and then drive the limit fan 84 to rotate. When the power supply member 88 is turned on, it will automatically power the condenser 86, and then the condenser 86 is powered on for cooling, and the wind blown by the limit fan 84 blows the cold air near the condenser 86 to the side of the lower mold 4, thereby achieving the effect of accelerating the cooling of the molded plastic bottle cap;

[0028] When the upper mold 3 needs to be removed from the inside of the device, it is first necessary to unscrew the limiting bolt 59 from the inside of the first threaded groove 54, and then the mounting top plate 51 changes from a locked state to an active state, and then the upper mold 3 is directly pulled to the side to complete the disassembly. During installation, it is first necessary to adjust the limiting T-shaped bar 53 to a suitable position and push it into the inside of the limiting T-shaped groove 57. When the limiting T-shaped bar 53 moves to the bottom end of the limiting T-shaped groove 57, the positioning mounting plate 52 is stuck in the inside of the placement groove 56. At the same time, the first threaded groove 54 and the second threaded groove 58 are in a corresponding overlapping state, and then The installation can be completed by passing the limiting bolt 59 through the first thread groove 54 and screwing it to the bottom end of the second thread groove 58; when the lower mold 4 needs to be removed from the inside of the device, the positioning bolt 65 needs to be screwed out from the inside of the limiting thread hole 63, and then the extension plate 62 changes from a locked state to an active state, and then the lower mold 4 can be removed by directly pulling the supporting bottom plate 61. When installing, it is only necessary to adjust the supporting bottom plate 61 until the limiting thread hole 63 coincides with the positioning thread hole 64 at the corresponding position, and then directly pass the positioning bolt 65 through the limiting thread hole 63 and screw it to the bottom end of the positioning thread hole 64;

[0029] It is noted here that the above-mentioned driving cylinder 71 and driving motor 82 can be powered by existing technology, whether it is powered by a power supply unit or an external wire, which belongs to the existing conventional operating technical means and will not be described in detail here.

[0030] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A plastic bottle cap compression molding device, characterized in that: The invention comprises a support base (1), a positioning mounting frame (2), an upper mold (3) and a lower mold (4): the outer wall of the top end of the support base (1) is provided with a positioning mounting frame (2), the positioning mounting frame (2) is arranged in an "L" shape, an upper mold (3) and a lower mold (4) are arranged from top to bottom above the support base (1), a portable replacement mechanism (5) is arranged above the upper mold (3), a stamping and shaping mechanism (7) is arranged above the portable replacement mechanism (5), and a side surface of the lower mold (4) is provided with a plurality of movable parts. The portable replacement mechanism (5) comprises a mounting top plate (51), a positioning mounting plate (52), a limiting T-shaped strip (53), a first threaded groove (54), an auxiliary support plate (55), a placement groove (56), a limiting T-shaped groove (57), a second threaded groove (58) and a limiting bolt (59). The top outer wall of the upper mold (3) is provided with a mounting top plate (51), the top outer wall of the mounting top plate (51) is provided with a positioning mounting plate (52), and the positioning mounting A limiting T-shaped strip (53) is provided on the side outer wall of the plate (52), the bottom outer wall of the limiting T-shaped strip (53) is connected to the top outer wall of the mounting top plate (51), the side outer wall of the positioning mounting plate (52) is symmetrically provided with a first thread groove (54), an auxiliary support plate (55) is provided above the mounting top plate (51), the side outer wall of the auxiliary support plate (55) is provided with a placement groove (56), and the side outer wall of the auxiliary support plate (55) located at the placement groove (56) is provided with a limiting T The auxiliary support plate (55) is symmetrically provided with a second thread groove (58) on the outer side wall of the placement groove (56); the positioning mounting plate (52) and the placement groove (56) are snap-fitted; the limiting T-shaped bar (53) and the limiting T-shaped groove (57) are slidably mounted; the opening diameters of the first thread groove (54) and the second thread groove (58) are equal; and the first thread groove (54) and the second thread groove (58) are threadedly mounted with the limiting bolt (59).

2. A plastic bottle cap compression molding device according to claim 1, characterized in that: The outer wall at the bottom end of the lower mold (4) is provided with a supporting bottom plate (61), and the outer walls on both sides of the bottom end of the supporting bottom plate (61) are symmetrically provided with extension plates (62), and the outer walls at the top ends of the extension plates (62) are symmetrically provided with limiting threaded holes (63).

3. A plastic bottle cap compression molding device according to claim 2, characterized in that: Two groups of positioning threaded holes (64) are symmetrically provided on the outer wall of the top end of the support base (1), and the limiting threaded holes (63) and the positioning threaded holes (64) are threadedly mounted with the positioning bolts (65).

4. The plastic bottle cap compression molding device according to claim 1, characterized in that: The stamping and shaping mechanism (7) comprises a driving cylinder (71), the top outer wall of the positioning mounting frame (2) is provided with the driving cylinder (71), and the output end of the driving cylinder (71) is connected to the top outer wall of the auxiliary support plate (55).

5. The plastic bottle cap compression molding device according to claim 1, characterized in that: The auxiliary cooling mechanism (8) comprises a placement box (81) and a drive motor (82); the top outer wall of the support base (1) is provided with the placement box (81); the outer wall of one side of the placement box (81) located on the lower mold (4) is provided with an open structure; the side inner wall of the placement box (81) is provided with the drive motor (82).

6. The plastic bottle cap compression molding device according to claim 5, characterized in that: The driving motor (82) is connected to one end of the limiting shaft (83), and the other end of the limiting shaft (83) is connected to the limiting fan (84).

7. The plastic bottle cap compression molding device according to claim 6, characterized in that: The bottom inner wall of the placement box (81) is provided with a mounting frame (85), condensation pipes (86) are arranged at equal intervals inside the mounting frame (85), and the side outer wall of the placement box (81) is provided with a protection box (87).

8. The plastic bottle cap compression molding device according to claim 7, characterized in that: The outer wall of the bottom end of the protection box (87) is connected to the outer wall of the top end of the support base (1), and the inner wall of the bottom end of the protection box (87) is provided with a power supply component (88).

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