CN220447021U

CN220447021U - Plastic bottle blank injection molding device with novel positioning mechanism

Info

Publication number: CN220447021U
Application number: CN202322297833.6U
Authority: CN
Inventors: 刘国强; 董红燕; 周烈国; 祝小兵; 唐兵; 帅林
Original assignee: Yingtai Precision Mold Technology Huizhou Co ltd
Current assignee: Yingtai Precision Mold Technology Huizhou Co ltd
Priority date: 2023-08-25
Filing date: 2023-08-25
Publication date: 2024-02-06
Anticipated expiration: 2033-08-25

Abstract

The utility model discloses a plastic bottle blank injection molding device with a novel positioning mechanism, which comprises a workbench and bases fixedly connected to two ends of the outer wall of the bottom of the workbench, wherein a first die is arranged at the other end of the outer wall of the top of the workbench, a mounting plate is arranged on the outer wall of the top of the workbench, a connecting block is fixedly connected with the outer wall of the other end of the mounting plate, a second die is arranged on the outer wall of the other end of the connecting block, and an injection molding opening is formed in the outer wall of the other end of the first die; according to the utility model, the positioning column and the positioning groove can play a positioning effect when the mounting plate moves, when the connecting block is attached to the first die, the positioning column can be completely inserted into the positioning groove, and then the striking piece on the positioning column can collide with the iron piece in the positioning groove, so that the working personnel can be reminded of carrying out injection molding on the die cavity by making a sound, the working personnel is not required to observe, and the workload of the working personnel is conveniently reduced.

Description

Plastic bottle blank injection molding device with novel positioning mechanism

Technical Field

The utility model relates to the technical field of plastic bottle blank production, in particular to a plastic bottle blank injection molding device with a novel positioning mechanism.

Background

The plastic bottle is mainly made of polyethylene or polypropylene and various organic solvents, polyester (PET), polyethylene (PE) and polypropylene (PP) are widely used as raw materials, after the corresponding organic solvents are added, the plastic bottle is heated at high temperature and then is subjected to blow molding, extrusion blowing or injection molding through a plastic mold, in the production process of the plastic bottle, the plastic raw materials are firstly required to be subjected to injection molding into a tubular plastic bottle, namely a plastic bottle blank through an injection molding machine, and then the plastic bottle blank is put into the mold for stretch blow molding, and after the plastic bottle blank is cooled, a plastic bottle finished product can be obtained.

Through retrieving, a plastic bottle base injection molding device with novel positioning mechanism of patent publication No. CN219213878U, including first mould, one side of first mould is provided with the second mould, the inside of first mould and second mould is provided with the die cavity, the inside of first mould is provided with the logical groove of moulding plastics, the top of first mould is provided with the mouth of moulding plastics, the top and the bottom fixedly connected with first fixed plate of first mould, the top and the bottom fixedly connected with second fixed plate of second mould, the top fixedly connected with pneumatic cylinder of first fixed plate. This plastic bottle base injection molding device with novel positioning mechanism drives the second mould through the pneumatic cylinder and removes to one side mould, and the location fixture block of second mould inlays the inside at the location draw-in groove of first mould, and this structure is through spacing fixture block and location draw-in groove location combination, and rethread pneumatic cylinder and lifter realize fixed seal after the combination, and this structure has realized improving the location effect of moulding plastics, has solved the not good problem of location effect.

The technical characteristics have the following defects: the positioning mechanism in the injection molding device in the prior art has single function, and in the use process, the positioning mechanism can only play the role of positioning and avoiding the position deviation of the mold, when the device is used, when two molds are mutually attached, the positioning mechanism cannot remind a worker whether the two molds are in an attached state, so that the worker is inconvenient to judge whether the molds can be subjected to injection molding, and whether the two molds are attached and the worker is required to move the position for watching is judged, so that the workload of the worker is greatly increased, and therefore, the design of a plastic bottle blank injection molding device with the novel positioning mechanism is needed to solve the problems.

Disclosure of Invention

The utility model aims to provide a plastic bottle blank injection molding device with a novel positioning mechanism, so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a plastic bottle base injection molding device with novel positioning mechanism, includes workstation and fixed connection in the base at workstation bottom outer wall both ends, the top outer wall other end of workstation is provided with first mould, and the top outer wall of workstation is provided with the mounting panel, and the other end outer wall fixedly connected with connecting block of mounting panel, the second mould is installed to the other end outer wall of connecting block, and the other end outer wall of first mould opens has the mouth of moulding plastics;

the utility model discloses a mounting panel, including mounting panel, first mould, iron sheet, four, the equal fixedly connected with reference column in the both sides of the other end outer wall top of mounting panel and bottom, the constant head tank has all been opened to the top of the one end outer wall of first mould and the both sides of bottom, and the iron sheet is all installed to the other end inner wall of constant head tank, four the equal fixedly connected with of the other end outer wall of reference column hits the piece, the one end of mounting panel is provided with the ejection mechanism of being convenient for the drawing of patterns, the top of workstation is provided with the actuating mechanism who is used for making the mounting panel remove.

Preferably, the actuating mechanism includes the protection box, and the one end outer wall of protection box is opened there is a plurality of equidistance distributed's bar slot, and the protection box is installed in the one end outer wall of workstation, the both sides outer wall of workstation all is opened there is the transverse slot, all is connected with the threaded rod through the bearing rotation between the both ends inner wall of transverse slot, and the circumference outer wall other end of threaded rod has all cup jointed the movable block through the screw thread rotation, the mounting panel sets up between two opposite side outer walls of movable block, driving motor is installed to one end inner wall one side of protection box, and one end outer wall both sides of workstation are connected with master gear and pinion through the bearing rotation respectively, and the other end outer wall of master gear and pinion is fixed connection in the one end outer wall of two threaded rods respectively, the one end outer wall of workstation is provided with the toothed belt, and master gear and pinion all mesh with the toothed belt, and the one end outer wall fixed connection of master gear is in driving motor's output shaft one end.

Preferably, the ejection mechanism comprises two hydraulic cylinders, the two hydraulic cylinders are respectively arranged on two sides of one end outer wall of the mounting plate, a square plate is arranged on the other end outer wall of the mounting plate, a hollow block is fixedly connected with the other end outer wall of the square plate, the hollow block is sleeved on the connecting block, the square plate is sleeved on the circumference outer walls of the four positioning columns in a sliding manner, and one ends of piston rods of the two hydraulic cylinders are attached to one end outer wall of the square plate.

Preferably, the bottom outer wall fixedly connected with bottom block of first mould, the top outer wall other end of workstation is opened there is the kerve, and the bottom block peg graft in the kerve, two the equal fixedly connected with socket in relative one side outer wall top of movable block, the equal fixedly connected with side piece of both sides outer wall of mounting panel, and the side piece is all pegged graft in the socket.

Preferably, an annular groove is formed in the first die, a cooling pipe is arranged in the annular groove, and a water inlet pipe and a water outlet pipe are respectively arranged at two ends of the outer wall of the top of the cooling pipe.

Preferably, a notch is formed in the outer wall of one end of the second die, a heating rod is installed in the notch, a storage groove is formed in the outer wall of the top of the workbench, and a storage box is installed in the storage groove.

Preferably, vertical grooves are formed in two sides of the other end of the outer wall of the top of the workbench, copper plates are inserted into the vertical grooves and are attached to the first die, and a plurality of radiating fins distributed at equal intervals are fixedly connected to the outer walls of the other opposite sides of the two copper plates.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the positioning effect can be achieved when the mounting plate moves through the positioning column and the positioning groove, when the connecting block is attached to the first die, the positioning column can be completely inserted into the positioning groove, and then the striking piece on the positioning column can collide with the iron piece in the positioning groove to make a sound, so that a worker can be reminded of carrying out injection molding on the die cavity through making the sound, the worker is not required to observe, the use is facilitated, the workload of the worker is reduced, and the finished plastic bottle blank after injection molding can be demolded through the ejection mechanism, and the use is facilitated;

according to the utility model, the first die is convenient to take down through the bottom block and the bottom groove, so that the first die can be conveniently cleaned and maintained, the square plate can be taken down through moving the two moving blocks to the farthest position from the first die, the mounting plate can be taken down through the plugging seat and the side block, the second die can be conveniently maintained and cleaned, cooling water is injected into the water inlet pipe, the first die can be effectively cooled and cooled through the cooling pipe, the die cavity can be preheated through the starting of the heating rod, the reduction of the temperature in the die cavity is avoided, the injection molding opening is blocked by direct cooling when raw materials enter the die cavity, the subsequent injection molding is influenced, and the demoulded plastic bottle blanks can be stored through the storage box;

according to the utility model, heat in the first die can be conducted out through the two copper plates, the copper plates can be radiated through the plurality of radiating fins, the cooling and cooling of the first die are facilitated, and the copper plates can be pulled out and detached through the vertical grooves when the die is not used.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a plastic bottle preform injection molding device with a novel positioning mechanism.

FIG. 2 is a schematic side block structure of a plastic bottle preform injection molding device with a novel positioning mechanism.

Fig. 3 is a schematic diagram of a positioning column structure of a plastic bottle blank injection molding device with a novel positioning mechanism.

Fig. 4 is a schematic view of a bottom slot structure of a plastic bottle blank injection molding device with a novel positioning mechanism.

Fig. 5 is a schematic diagram of a hollow block structure of a plastic bottle blank injection molding device with a novel positioning mechanism.

Fig. 6 is a schematic diagram of a connecting block structure of a plastic bottle blank injection molding device with a novel positioning mechanism.

Fig. 7 is a schematic view of a heating rod structure of a plastic bottle blank injection molding device with a novel positioning mechanism.

Fig. 8 is a schematic view of the bottom block structure of a plastic bottle blank injection molding device with a novel positioning mechanism.

Fig. 9 is a schematic diagram of a driving motor structure of a plastic bottle blank injection molding device with a novel positioning mechanism.

In the figure: 1. a work table; 2. a base; 3. a heat radiation fin; 4. copper plate; 5. a first mold; 6. a square plate; 7. a mounting plate; 8. a hydraulic cylinder; 9. a storage box; 10. a protective case; 11. a threaded rod; 12. a moving block; 13. a main gear; 14. a toothed belt; 15. a pinion gear; 16. a side block; 17. a socket; 18. a positioning groove; 19. positioning columns; 20. a vertical groove; 21. a bottom groove; 22. a striking plate; 23. a second mold; 24. a hollow block; 25. a connecting block; 26. a heating rod; 27. a cooling tube; 28. a bottom block; 29. and driving the motor.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-9, in an embodiment of the present utility model, a plastic bottle blank injection molding device with a novel positioning mechanism includes a workbench 1 and a base 2 fixedly connected to two ends of an outer wall of a bottom of the workbench 1, wherein a first mold 5 is arranged at the other end of the outer wall of the top of the workbench 1, a mounting plate 7 is arranged at the outer wall of the top of the workbench 1, a connecting block 25 is fixedly connected to the outer wall of the other end of the mounting plate 7, a second mold 23 is installed at the outer wall of the other end of the connecting block 25, and an injection molding opening is formed in the outer wall of the other end of the first mold 5;

the equal fixedly connected with reference column 19 in both sides of the other end outer wall top of mounting panel 7 and bottom, the constant head tank 18 has all been opened to the both sides of the top of the one end outer wall of first mould 5 and bottom, the iron sheet is all installed to the other end inner wall of constant head tank 18, the equal fixedly connected with of the other end outer wall of four reference columns 19 hits the piece 22, the one end of mounting panel 7 is provided with the ejection mechanism of drawing of patterns of being convenient for, the top of workstation 1 is provided with the actuating mechanism that is arranged in making mounting panel 7 remove, when the production plastic bottle base is needed, through actuating mechanism, can drive mounting panel 7 and remove, thereby connecting block 25 and second mould 23 on the mounting panel 7 remove, when connecting block 25 remove to the time of being mutually attached with first mould 5, can prove through moulding plastics the die cavity between first mould 5 and the second mould 23, can play the effect of location when mounting panel 7 removes, when connecting block 25 and first mould 5 laminating, the reference column 19 can peg graft in constant head tank 18 completely, hit the piece 22 on the piece 19 can take place with the iron sheet in the constant head tank 18, when the piece in the positioning column 19, when the production plastic bottle base is produced, can be convenient for the personnel to observe the volume of making a sound through the personnel, can be reduced through the volume of drawing of the work, the personnel of carrying out the ejection, can be convenient for the work, the finished product can be reduced by the personnel of carrying out the volume of the drawing of the shaping.

Wherein, actuating mechanism includes protection box 10, protection box 10's one end outer wall is opened there are a plurality of equidistance distributed bar grooves, protection box 10 installs in the one end outer wall of workstation 1, the both sides outer wall of workstation 1 all is opened there is the transverse groove, all be connected with threaded rod 11 through the bearing rotation between the both ends inner wall of transverse groove, the circumference outer wall other end of threaded rod 11 has all cup jointed movable block 12 through the screw thread rotation, mounting panel 7 sets up between two movable block 12 relative one side outer walls, driving motor 29 is installed to one end inner wall one side of protection box 10, the one end outer wall both sides of workstation 1 are connected with master gear 13 and pinion 15 through the bearing rotation respectively, the other end outer wall of master gear 13 and pinion 15 is fixed connection in the one end outer wall of two threaded rods 11 respectively, the one end outer wall of workstation 1 is provided with toothed belt 14, master gear 13 and pinion 15 all mesh with toothed belt 14, and the one end outer wall fixed connection of master gear 13 is in driving motor 29's output shaft one end, when the actuating mechanism is required, through driving motor 29's start, drive master gear 13 rotates, drive pinion 15 through toothed belt 14, thereby drive pinion 15 rotates, thereby can drive two movable block 11, and then can make the mounting panel 7 can move more rapidly to the position steadily, thereby the mounting panel 7 can be moved.

Wherein, ejection mechanism includes two pneumatic cylinders 8, two pneumatic cylinders 8 are installed respectively in the one end outer wall both sides of mounting panel 7, the other end outer wall of mounting panel 7 is provided with square board 6, the other end outer wall fixedly connected with hollow piece 24 of square board 6, and hollow piece 24 cup joints in connecting block 25, square board 6 all slide cup joints in the circumference outer wall of four reference columns 19, and the piston rod one end of two pneumatic cylinders 8 all laminates with the one end outer wall of square board 6, when ejection mechanism is used to needs, after injection moulding, drive mounting panel 7 through actuating mechanism and remove for second mould 23 comes out from the die cavity of first mould 5, start through two pneumatic cylinders 8, make its piston rod one end stretch out, can be ejecting square board 6, through the effect of hollow piece 24, can take off injection moulding's plastic bottle base from second mould 23, thereby can carry out the drawing of patterns and handle, when connecting block 25 laminates with first mould 5, square board 6 can reset automatically.

Wherein, bottom outer wall fixedly connected with bottom block 28 of first mould 5, the top outer wall other end of workstation 1 is opened there is the kerve 21, and bottom block 28 peg graft in kerve 21, the equal fixedly connected with socket 17 in opposite side outer wall top of two movable blocks 12, the equal fixedly connected with side block 16 of both sides outer wall of mounting panel 7, and side block 16 all peg graft in socket 17, can make first mould 5 be convenient for take off through kerve 28 and kerve 21, thereby can be convenient for clean and maintain first mould 5, when needs take off mounting panel 7, through moving two movable blocks 12 to the furthest from first mould 5, thereby can take off square board 6, rethread socket 17 and side block 16, can take off mounting panel 7, be convenient for maintain and clean second mould 23.

Wherein, open the inside of first mould 5 has the ring channel, installs cooling tube 27 in the ring channel, and cooling tube 27's top outer wall both ends are provided with inlet tube and outlet pipe respectively, when injection molding finishes and need cool off, through pouring into cooling water into the inlet tube, through cooling tube 27, can effectively cool down and cool off first mould 5, do benefit to injection molding.

Wherein, open the one end outer wall of second mould 23 has the notch, installs heating rod 26 in the notch, and open the top outer wall of workstation 1 has the storage tank, installs receiver 9 in the storage tank, through the start-up of heating rod 26, can play the effect of preheating to the die cavity, avoids the inside temperature of die cavity to reduce, leads to the inside direct cooling of raw materials entering die cavity to block up the mouth of moulding plastics, influences follow-up moulding plastics, through receiver 9, can accomodate the plastic bottle base of drawing of patterns.

Example 2

Referring to fig. 1, 3 and 4, different from embodiment 1, two sides of the other end of the top outer wall of the workbench 1 are respectively provided with a vertical groove 20, copper plates 4 are respectively inserted into the vertical grooves 20, the copper plates 4 are respectively attached to the first mold 5, a plurality of equidistantly distributed heat dissipation fins 3 are respectively fixedly connected to the outer walls of the opposite sides of the two copper plates 4, heat in the first mold 5 can be conducted out through the two copper plates 4, heat dissipation can be performed on the copper plates 4 through the plurality of heat dissipation fins 3, the contact area with air is increased, the first mold 5 is cooled conveniently, and the copper plates 4 can be pulled out and detached when the workbench is not used through the vertical grooves 20.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof.

Claims

1. The utility model provides a plastic bottle base device of moulding plastics with novel positioning mechanism, includes workstation (1) and fixed connection in base (2) at workstation (1) bottom outer wall both ends, its characterized in that: the other end of the outer wall of the top of the workbench (1) is provided with a first die (5), the outer wall of the top of the workbench (1) is provided with a mounting plate (7), the outer wall of the other end of the mounting plate (7) is fixedly connected with a connecting block (25), the outer wall of the other end of the connecting block (25) is provided with a second die (23), and the outer wall of the other end of the first die (5) is provided with an injection molding opening;

the utility model discloses a die, including mounting panel (7), locating column (19) are all fixedly connected with in both sides of the other end outer wall top and the bottom of mounting panel (7), and constant head tank (18) are all opened to the top of the one end outer wall of first mould (5) and the both sides of bottom, and iron sheet is all installed to the other end inner wall of constant head tank (18), four the equal fixedly connected with of the other end outer wall of locating column (19) hits impact piece (22), the one end of mounting panel (7) is provided with the ejection mechanism of being convenient for the drawing of patterns, the top of workstation (1) is provided with the actuating mechanism who is used for making mounting panel (7) remove.

2. The plastic bottle preform injection molding device with novel positioning mechanism according to claim 1, wherein: the utility model provides a drive mechanism includes protection box (10), and the bar groove that a plurality of equidistance was distributed is opened to the one end outer wall of protection box (10), and protection box (10) are installed in the one end outer wall of workstation (1), all open the both sides outer wall of workstation (1) has the transverse groove, all is connected with threaded rod (11) through the bearing rotation between the both ends inner wall of transverse groove, and the circumference outer wall other end of threaded rod (11) has all cup jointed movable block (12) through the screw thread rotation, mounting panel (7) set up between two movable block (12) relative one side outer walls, driving motor (29) are installed to one end inner wall one side of protection box (10), and one end outer wall both sides of workstation (1) are connected with master gear (13) and pinion (15) through the bearing rotation respectively, and the other end outer wall of master gear (13) and pinion (15) is fixedly connected with the one end outer wall of two threaded rods (11) respectively, the one end outer wall of workstation (1) is provided with toothed belt (14), master gear (13) and pinion (15) all mesh with toothed belt (14) mutually, and one end outer wall (13) of motor is fixed in the one end of driving shaft (29).

3. A plastic bottle preform injection molding apparatus having a novel positioning mechanism according to any one of claims 1-2, wherein: the ejection mechanism comprises two hydraulic cylinders (8), wherein the two hydraulic cylinders (8) are respectively arranged on two sides of one end outer wall of a mounting plate (7), a square plate (6) is arranged on the other end outer wall of the mounting plate (7), a hollow block (24) is fixedly connected with the other end outer wall of the square plate (6), the hollow block (24) is sleeved on a connecting block (25), the square plate (6) is sleeved on the circumferential outer walls of four positioning columns (19) in a sliding mode, and one ends of piston rods of the two hydraulic cylinders (8) are attached to one end outer wall of the square plate (6).

4. A plastic bottle preform injection molding apparatus with a novel positioning mechanism as claimed in claim 2, wherein: bottom outer wall fixedly connected with bottom block (28) of first mould (5), bottom groove (21) has been opened to the top outer wall other end of workstation (1), and bottom block (28) peg graft in bottom groove (21), two equal fixedly connected with grafting seat (17) in opposite side outer wall top of movable block (12), equal fixedly connected with side piece (16) of both sides outer wall of mounting panel (7), and side piece (16) all peg graft in grafting seat (17).

5. The plastic bottle preform injection molding device with novel positioning mechanism according to claim 4, wherein: an annular groove is formed in the first die (5), a cooling pipe (27) is arranged in the annular groove, and a water inlet pipe and a water outlet pipe are respectively arranged at two ends of the outer wall of the top of the cooling pipe (27).

6. The plastic bottle preform injection molding device with novel positioning mechanism according to claim 1, wherein: the outer wall of one end of the second die (23) is provided with a notch, a heating rod (26) is arranged in the notch, the outer wall of the top of the workbench (1) is provided with a storage groove, and a storage box (9) is arranged in the storage groove.

7. The plastic bottle preform injection molding device with novel positioning mechanism according to claim 1, wherein: vertical grooves (20) are formed in two sides of the other end of the outer wall of the top of the workbench (1), copper plates (4) are inserted into the vertical grooves (20), the copper plates (4) are attached to the first die (5), and a plurality of radiating fins (3) distributed at equal intervals are fixedly connected to the outer walls of the opposite sides of the two copper plates (4).