CN210999906U - Blow molding die head of blow molding machine - Google Patents

Abstract

The utility model relates to the technical field of mechanical equipment, in particular to a blow molding die head of a blow molding machine, which adjusts the circulation of liquid plastic in a die head body, thereby conveniently adjusting the speed and the pressure of the plastic sprayed out from the bottom end of the die head body, conveniently adjusting the working state of the die head according to the actual product requirement, simultaneously conveniently adjusting the spraying pressure and the speed of the nozzle according to different liquid plastic components and viscosities, improving the applicability of equipment, expanding the working range of the equipment and improving the practicability and the reliability; the die head comprises a die head body and a liquid guide pipe, wherein the lower side of the die head body is conical, a cavity is arranged inside the die head body, the bottom end of the cavity is communicated with a material spraying port, and the left end of the liquid guide pipe is communicated with the upper side of the right end of the cavity; the automatic material-removing device is characterized by further comprising two groups of guide plates, two groups of material-blocking plates, two groups of adjusting plates, two groups of pull rods, two groups of moving nuts, a screw seat, a screw, a coupler, a first transmission shaft, a reinforcing block, a first bevel gear and a motor seat.

Description

Blow molding die head of blow molding machine

Technical Field

The utility model relates to a mechanical equipment's technical field especially relates to a blowing die head of blowing machine.

Background

As is known, the blow-moulding die of a blow-moulding machine is an auxiliary device for ejecting the liquid plastic material inside the blow-moulding machine, which is widely used in the field of mechanical equipment; the blow molding die head of the existing blow molding machine comprises a die head body and a liquid guide pipe, wherein the lower side of the die head body is conical, a cavity is arranged inside the die head body, the bottom end of the cavity is communicated with a material spraying opening, and the left end of the liquid guide pipe is communicated with the upper side of the right end of the cavity; when the blow molding die head of the existing blow molding machine is used, firstly, heated and pressurized liquid plastic in the blow molding machine is discharged into the die head body through a liquid guide pipe, and the liquid plastic in the die head body is sprayed out through a spray opening at the bottom end of the die head body; the blowing die head of current blowing machine is used and is found, liquid plastics get into die head body inside carry on behind the short-term storage spout through die head body bottom jet orifice, spun liquid plastic pressure and velocity of flow are decided by extrusion force and external blowing machine pressurization pressure between the inside plastics of die head body, pressure and velocity of flow are difficult for adjusting and controlling according to actual conditions, blow off the difficult regulation of the off-the-shelf wall thickness of plastics, when the plastics to multiple composition carry out the blowing simultaneously and handle, be difficult for carrying out many specifications product production, lead to the equipment limitation great, practicality and reliability are relatively poor.

SUMMERY OF THE UTILITY MODEL

For solving the technical problem, the utility model provides a through adjusting the inside liquid plastic circulation of die head body to the speed and the pressure of convenient adjustment die head body bottom blowout plastics, the die head operating condition is adjusted according to actual product needs to the convenience, and the convenience is simultaneously according to different liquid plastics composition and consistency, adjusts shower nozzle blowout pressure and speed, improve equipment suitability, enlarges equipment working range, improves the blowing die head of the blowing machine of practicality and reliability.

The utility model discloses a blow molding die head of a blow molding machine, which comprises a die head body and a catheter, wherein the lower side of the die head body is conical, a cavity is arranged in the die head body, the bottom end of the cavity is communicated with a material spraying port, and the left end of the catheter is communicated with the upper side of the right end of the cavity; the two groups of guide plates are respectively arranged in the middle of the rear end and the middle of the front end of the cavity, the two groups of baffle plates are respectively arranged below the two groups of guide plates, the outer ends of the two groups of baffle plates are respectively arranged at the left end and the right end of the cavity, the two groups of adjusting plates are respectively arranged between the two groups of guide plates and the two groups of baffle plates, the inner ends of the two groups of adjusting plates are separated, the top ends of the two groups of pull rods respectively penetrate through the gap between the inner ends of the two groups of baffle plates and are respectively connected with the inner sides of the bottom ends of the two groups of adjusting plates, the bottom ends of the two groups of pull rods are respectively connected with the inner sides of the top ends of the two groups of moving nuts, the inner ends of the two groups of adjusting plates are respectively flush with the inner ends of the two groups of pull rods and the inner ends of the two groups of moving nuts, and the middle parts of the two groups of moving, the thread turning directions of the two groups of threaded holes are opposite, the screw seat is positioned below the left striker plate, the left end of the screw seat is arranged at the left end of the cavity, the middle part of the right end of the screw seat is rotatably connected with the left end of the screw, the right end of the screw is screwed into the two groups of threaded holes and extends to the right of the right movable nut at the right side, the right end of the screw is connected with the left end of the coupler, the right end of the coupler is connected with the left end of the first transmission shaft, the reinforcing block is positioned below the right striker plate, a through hole which penetrates through the left and the right is arranged in the middle part of the reinforcing block, the right end of the through hole penetrates through the right end of the cavity and is communicated with the right end of the die head body, the right end of the first transmission shaft penetrates through the through hole and extends to the right of the die head body, the outer wall of the, a motor is arranged on the upper side of the right end of the motor base, a second transmission shaft is arranged at the bottom end of the motor, a speed reducer is arranged at the bottom end of the second transmission shaft, the left end of the speed reducer is installed on the lower side of the right end of the motor base, a third transmission shaft is arranged at the bottom end of the speed reducer, a second bevel gear is arranged at the bottom end of the third transmission shaft, and the right end of the second bevel gear is meshed with the top end of; the motor is turned on, the motor drives the speed reducer to operate through the second transmission shaft, the speed reducer drives the second bevel gear to rotate through the third transmission shaft, the second bevel gear drives the first transmission shaft to rotate through the first bevel gear, the first transmission shaft drives the screw rod to rotate through the coupler, the screw rod respectively drives the two sets of moving nuts to move inwards or outwards through the threaded holes in the two sets of moving nuts, the two sets of moving nuts respectively drive the two sets of adjusting plates to move inwards or outwards through the two sets of pull rods, so that the distance between the inner ends of the two sets of adjusting plates and the liquid plastic circulation between the two sets of adjusting plates are adjusted, the first transmission shaft can be conveniently supported and sealed through arranging the reinforcing blocks, the liquid plastic circulation in the die head body is adjusted, the speed and the pressure of plastic sprayed out from the bottom end of the die head body, meanwhile, the spraying pressure and speed of the spray head can be adjusted conveniently according to different liquid plastic components and viscosities, the applicability of the equipment is improved, the working range of the equipment is expanded, and the practicability and the reliability are improved.

The utility model discloses a blowing die head of blowing machine, still include the hydraulic pressure station, the hydraulic pressure pipe, the mounting panel, hydraulic stem and clearance board, the hydraulic pressure station is located the top of catheter, the left end of hydraulic pressure station is installed at the right-hand member upside of die head body, the bottom right side of hydraulic pressure pipe communicates with the top of hydraulic pressure station, the top of mounting panel is installed at cavity top middle part, the bottom of mounting panel is connected with the top of hydraulic stem, the bottom left side of hydraulic pressure pipe passes the top right side of die head body and communicates with the right-hand member upside of hydraulic stem, the bottom of hydraulic stem is connected with the top middle part of clearance board, the bottom of clearance board is located the top of catheter, the outer wall of clearance board is close with the cavity inside; open the hydraulic pressure station, the bottom downstream of hydraulic pressure station through hydraulic pressure pipe control hydraulic stem, the bottom of hydraulic stem drives clearance board downstream, the bottom of clearance board promotes the clearance processing to the liquid plastics of cavity upside, through setting up the hydraulic pressure station, the hydraulic pressure pipe, the mounting panel, hydraulic stem and clearance board, can conveniently promote downwards to the liquid plastics of the inside upside of die head body, make things convenient for liquid plastics to flow to the cavity downside and discharge through the spout mouth, the liquid of adhesion is conveniently cleared up on the die head body inner wall simultaneously, practicality and reliability are improved.

The utility model discloses a blow molding die head of a blow molding machine, which also comprises a scraper, wherein the scraper is sleeved and fixed on the outer wall of a cleaning plate, and the outer wall of the scraper is contacted with the inner wall of a cavity body; through setting up the scraper blade, can conveniently seal up the gap between cleaning plate outer wall and the cavity inner wall and handle, prevent that the liquid plastics in the cavity from passing the gap and flowing to the top of cleaning plate, when cleaning plate moves down simultaneously, cleaning plate moves the scraper blade and moves down, and the liquid plastics on to the cavity inner wall of the outer wall of scraper blade is scraped and is got, improves cavity inner wall clearance effect, improves the practicality.

The utility model discloses a blowing die head of blowing machine still includes guide cylinder and guide bar, and the bottom of guide cylinder passes the top left side of die head body and stretches out to the upper left side of cavity, and the bottom intercommunication of guide cylinder is provided with the guiding hole, and the top of guide bar passes through the bottom of guide cylinder and stretches out to in the guiding hole, and the bottom of guide bar is connected with the top left side of clearance board; when the cleaning plate moves, the cleaning plate drives the guide rod to move in the guide hole, and the guide cylinder and the guide rod are arranged, so that the cleaning plate can be conveniently guided and supported, the stability of the cleaning plate during moving is improved, and the practicability is improved.

The utility model discloses a blowing die head of a blow molding machine, which also comprises a distance measuring instrument, wherein the distance measuring instrument is positioned above the guide cylinder, the top end of the distance measuring instrument is arranged at the top end of the guide hole, and the bottom end of the distance measuring instrument is separated from the top end of the guide rod; open the distancer, the distancer detects the distance between the bottom of distancer and the top of guide bar to detect clearance board downstream position, when the bottom of clearance board is close with the top of two sets of guide plates, distancer control hydraulic pressure station shut down, clearance board stop motion, through setting up the distancer, can conveniently carry on spacingly to clearance board downstream position, prevent that clearance board from taking place the striking with other devices, improve the practicality.

The utility model discloses a blow molding die head of a blow molding machine, which also comprises a protective cover, wherein the left end of the protective cover is communicated with a protective opening, and the protective cover is sleeved outside a first bevel gear, a motor base, a motor, a second transmission shaft, a speed reducer, a third transmission shaft and a second bevel gear through the protective opening; through setting up the guard shield, can conveniently protect first bevel gear, motor cabinet, motor, secondary drive axle, reduction gear, third transmission shaft and second bevel gear, prevent that its operation from causing the injury to the human body, prevent external object from causing it to injure by a crashing object simultaneously, improve practicality and security.

The utility model discloses a blow molding die head of a blow molding machine, which also comprises an access panel, wherein the right end of the protective opening is communicated with the access opening, and the left end of the access panel is covered on the right end of the access opening; through setting up access panel and access hole, can conveniently inspect and maintain the intraoral device of protection, guarantee equipment normal operating, improve the practicality.

The utility model discloses a blow molding die head of a blow molding machine, wherein the top end and the bottom end of a protective opening are both communicated with a plurality of groups of heat dissipation holes; through setting up the multiunit louvre, can conveniently carry out the thermal treatment to the intraoral device of protection, improve the practicality.

Compared with the prior art, the beneficial effects of the utility model are that: the motor is turned on, the motor drives the speed reducer to operate through the second transmission shaft, the speed reducer drives the second bevel gear to rotate through the third transmission shaft, the second bevel gear drives the first transmission shaft to rotate through the first bevel gear, the first transmission shaft drives the screw rod to rotate through the coupler, the screw rod respectively drives the two sets of moving nuts to move inwards or outwards through the threaded holes in the two sets of moving nuts, the two sets of moving nuts respectively drive the two sets of adjusting plates to move inwards or outwards through the two sets of pull rods, so that the distance between the inner ends of the two sets of adjusting plates and the liquid plastic circulation between the two sets of adjusting plates are adjusted, the first transmission shaft can be conveniently supported and sealed through arranging the reinforcing blocks, the liquid plastic circulation in the die head body is adjusted, the speed and the pressure of plastic sprayed out from the bottom end of the die head body, meanwhile, the spraying pressure and speed of the spray head can be adjusted conveniently according to different liquid plastic components and viscosities, the applicability of the equipment is improved, the working range of the equipment is expanded, and the practicability and the reliability are improved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is an enlarged schematic view of the first bevel gear of FIG. 1;

FIG. 3 is an enlarged top view of the guide plate of FIG. 1;

FIG. 4 is an enlarged schematic view of the guide cylinder of FIG. 1;

in the drawings, the reference numbers: 1. a die head body; 2. a catheter; 3. a guide plate; 4. a striker plate; 5. an adjustment plate; 6. a pull rod; 7. moving the nut; 8. a lead screw seat; 9. a lead screw; 10. a coupling; 11. a first drive shaft; 12. a reinforcing block; 13. a first bevel gear; 14. a motor base; 15. a motor; 16. a second drive shaft; 17. a speed reducer; 18. a third drive shaft; 19. a second bevel gear; 20. a hydraulic station; 21. a hydraulic tube; 22. mounting a plate; 23. a hydraulic lever; 24. cleaning the plate; 25. a squeegee; 26. a guide cylinder; 27. a guide bar; 28. a range finder; 29. a shield; 30. and (7) overhauling the plate.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1 to 4, in operation, the blow molding head of the blow molding machine of the present invention first opens the motor 15, the motor 15 drives the reducer 17 to operate through the second transmission shaft 16, the reducer 17 drives the second bevel gear 19 to rotate through the third transmission shaft 18, the second bevel gear 19 drives the first transmission shaft 11 to rotate through the first bevel gear 13, the first transmission shaft 11 drives the lead screw 9 to rotate through the coupler 10, the lead screw 9 respectively drives the two sets of moving nuts 7 to move to the inside or the outside through the threaded holes on the two sets of moving nuts 7, the two sets of moving nuts 7 respectively drive the two sets of adjusting plates 5 to move to the inside or the outside through the two sets of pull rods 6, thereby adjusting the distance between the inner ends of the two sets of adjusting plates 5 and the flow rate of liquid plastic between the two sets of adjusting plates 5, after the position adjustment of the two sets of adjusting, then the liquid plastic which is heated and pressurized in the blow molding machine is discharged into the die head body 1 through the liquid guide pipe 2, the liquid plastic in the die head body 1 passes through the gap between the two groups of adjusting plates 5 and is discharged into the lower side of the cavity, and the liquid plastic on the lower side of the cavity is sprayed out through the spray opening at the bottom end of the die head body 1.

The utility model discloses the main function who realizes does: the first transmission shaft can be conveniently supported and sealed by arranging the reinforcing block, and the flow of the liquid plastic in the die head body is adjusted, so that the speed and the pressure of the plastic sprayed out of the bottom end of the die head body can be conveniently adjusted, the working state of the die head can be conveniently adjusted according to the actual product requirement, the spraying pressure and the spraying speed of the nozzle can be conveniently adjusted according to different liquid plastic components and viscosities, the applicability of equipment is improved, and the working range of the equipment is expanded; through setting up hydraulic pressure station, hydraulic pressure pipe, mounting panel, hydraulic stem and clearance board, can conveniently promote downwards the liquid plastics of the inside upside of die head body, make things convenient for liquid plastics to flow to the cavity downside and discharge through the jet orifice, the liquid of adhesion is cleared up on the convenient die head body inner wall of while, improves practicality and reliability.

The installation mode, the connection mode or the arrangement mode of the blow molding die head of the blow molding machine of the utility model are common mechanical modes, and the installation mode, the connection mode or the arrangement mode can be implemented as long as the beneficial effects can be achieved; the range finder is commercially available.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (8)

1. A blow molding die head of a blow molding machine comprises a die head body (1) and a liquid guide pipe (2), wherein the lower side of the die head body (1) is conical, a cavity is arranged inside the die head body (1), the bottom end of the cavity is communicated with a material spraying opening, and the left end of the liquid guide pipe (2) is communicated with the upper side of the right end of the cavity; it is characterized by also comprising two groups of guide plates (3), two groups of material baffle plates (4), two groups of adjusting plates (5), two groups of pull rods (6), two groups of moving nuts (7), a screw rod seat (8), a screw rod (9), a coupler (10), a first transmission shaft (11), a reinforcing block (12), a first bevel gear (13) and a motor seat (14), wherein the outer ends of the two groups of guide plates (3) are respectively arranged in the middle of the rear end and the middle of the front end of the cavity, the two groups of material baffle plates (4) are respectively positioned below the two groups of guide plates (3), the outer ends of the two groups of material baffle plates (4) are respectively arranged at the left end and the right end of the cavity, the two groups of adjusting plates (5) are respectively positioned between the two groups of guide plates (3) and the two groups of material baffle plates (4), the inner ends of the two groups of adjusting plates (5) are separated, the top ends of the two groups of pull rods (6) respectively, the bottom ends of two groups of pull rods (6) are respectively connected with the inner sides of the top ends of two groups of moving nuts (7), the inner ends of two groups of adjusting plates (5) are respectively flush with the inner ends of two groups of pull rods (6) and the inner ends of two groups of moving nuts (7), the middle parts of the two groups of moving nuts (7) are respectively provided with a threaded hole which penetrates left and right, the thread turning directions of the two groups of threaded holes are opposite, a screw rod seat (8) is positioned below a left striker plate (4), the left end of the screw rod seat (8) is arranged at the left end of a cavity body, the middle part of the right end of the screw rod seat (8) is rotatably connected with the left end of a screw rod (9), the right end of the screw rod (9) is screwed into the two groups of threaded holes and extends to the right side of the right side moving nut (7), the right end of the screw rod (9) is connected with the left end of a coupler (10), the right end of the coupler, a through hole which penetrates left and right is formed in the middle of the reinforcing block (12), the right end of the through hole penetrates through the right end of the cavity and is communicated with the right end of the die head body (1), the right end of the first transmission shaft (11) penetrates through the through hole and extends to the right side of the die head body (1), the outer wall of the first transmission shaft (11) is rotatably and hermetically connected with the inner wall of the through hole, the right end of the first transmission shaft (11) is connected with the middle part of the left end of the first bevel gear (13), the left end of the motor base (14) is installed on the upper side of the right end of the die head body (1), a motor (15) is arranged on the upper side of the right end of the motor base (14), a second transmission shaft (16) is arranged at the bottom end of the motor (15), a speed reducer (17) is arranged at the bottom end of the second transmission shaft (16), the left end, the bottom end of the third transmission shaft (18) is provided with a second bevel gear (19), and the right end of the second bevel gear (19) is meshed with the top end of the first bevel gear (13).

2. The blow molding die head of the blow molding machine according to claim 1, further comprising a hydraulic station (20), a hydraulic pipe (21), a mounting plate (22), a hydraulic rod (23) and a cleaning plate (24), wherein the hydraulic station (20) is located above the liquid guide pipe (2), the left end of the hydraulic station (20) is installed on the upper side of the right end of the die head body (1), the right side of the bottom end of the hydraulic pipe (21) is communicated with the top end of the hydraulic station (20), the top end of the mounting plate (22) is installed in the middle of the top end of the cavity, the bottom end of the mounting plate (22) is connected with the top end of the hydraulic rod (23), the left side of the bottom end of the hydraulic pipe (21) passes through the right side of the top end of the die head body (1) and is communicated with the upper side of the right end of the hydraulic rod (23), the bottom end of the hydraulic rod (23) is connected with the middle of the top end of the cleaning, the outer wall of the cleaning plate (24) is adjacent to the interior of the chamber.

3. A blowing die for a blow molding machine according to claim 2, characterized in that it further comprises a scraper (25), the scraper (25) being fixed to the outer wall of the cleaning plate (24) in a sheathing manner, the outer wall of the scraper (25) being in contact with the inner wall of the cavity.

4. The blow molding die head of the blow molding machine according to claim 3, further comprising a guide cylinder (26) and a guide rod (27), wherein the bottom end of the guide cylinder (26) passes through the left side of the top end of the die head body (1) and extends to the upper left side of the cavity, the bottom end of the guide cylinder (26) is provided with a guide hole in communication therewith, the top end of the guide rod (27) passes through the bottom end of the guide cylinder (26) and extends into the guide hole, and the bottom end of the guide rod (27) is connected with the left side of the top end of the cleaning plate (24).

5. A blowing die for a blow-moulding machine according to claim 4, characterised in that it further comprises a distance meter (28), the distance meter (28) being located above the guide cylinder (26), the top end of the distance meter (28) being mounted at the top end of the guide hole, the bottom end of the distance meter (28) being spaced from the top end of the guide rod (27).

6. The blow molding die head of the blow molding machine according to claim 5, further comprising a protective cover (29), wherein the protective cover (29) is provided with a protective opening at the left end, and the protective cover (29) is sleeved outside the first bevel gear (13), the motor base (14), the motor (15), the second transmission shaft (16), the speed reducer (17), the third transmission shaft (18) and the second bevel gear (19) through the protective opening.

7. The blow molding die head of the blow molding machine according to claim 6, further comprising an access panel (30), wherein the right end of the protection port is communicated with the access port, and the left end cover of the access panel (30) is arranged at the right end of the access port.

8. The blow mold head of a blow molding machine according to claim 7, wherein the top end and the bottom end of the protection port are provided with a plurality of sets of heat dissipation holes.

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