CN217169639U

CN217169639U - Plastic toy production is with pressurize mechanism of moulding plastics

Info

Publication number: CN217169639U
Application number: CN202220003011.5U
Authority: CN
Inventors: 谢纵龙
Original assignee: Shantou City Chenghai District Lelexiongdi Toys Co ltd
Current assignee: Shantou City Chenghai District Lelexiongdi Toys Co ltd
Priority date: 2022-01-04
Filing date: 2022-01-04
Publication date: 2022-08-12
Anticipated expiration: 2032-01-04

Abstract

The utility model discloses a plastics toy production is with pressurize mechanism of moulding plastics, including the die holder, the inside swing joint of die holder has drive assembly, the equal fixedly connected with stand in both sides of die holder, one side fixed mounting of stand has the PLC controller, the top swing joint of stand has control assembly, and is two sets of the equal swing joint in one side that the stand is close to each other has elevating system. The utility model discloses a top swing joint at the stand has control assembly, can utilize PLC controller control transmitting transducer work, and receive the signal that comes from transmitting transducer and send the signal for the PLC controller through receiving the transducer, and the PLC controller is through the time of measurement ultrasonic wave transmission, be convenient for obtain the pressure value, the first motor of PLC controller control begins work after that, the output that can utilize first motor drives the bull stick rotation, the rotatory drive screw rod of bull stick is rotatory, be the screw thread form because of the inner wall of penetrating the rubber pipe.

Description

Plastic toy production is with pressurize mechanism of moulding plastics

Technical Field

The utility model relates to an injection mold technical field specifically is a plastics pressurize mechanism of moulding plastics for plastics toy production.

Background

As a large country of production and consumption of plastic products in China, only middle and low-grade injection molding equipment can be provided at present, so that the development of precise injection molding is urgent in the industry of injection molding machines in China, the extrusion blow molding technology is widely applied to the molding of various hollow parts and complicated industrial parts, the production cost is low, the molding performance is good, in the process of parison manufacturing, a melt shrinks due to cooling, the pressure loss in a cavity is caused, a product is easy to generate weld lines, depressions, flashes and buckling deformation, factors restricting the precision improvement of the injection molding equipment are many, pressure maintaining control in the injection molding process is one of core elements, on one hand, pressure maintaining pressure has very important influence on the shrinkage, buckling, residual stress and the like of the product, on the other hand, an injection molding system is complicated, the characteristics of time variation, nonlinearity and the like exist in the injection molding process, the operation environment has serious interference, and the pressure maintaining pressure is difficult to be accurately controlled, in the using process, the existing injection molding pressure maintaining mechanism for producing the plastic toy has many problems or defects:

traditional plastics toy production is with pressurize mechanism of moulding plastics is in the in-service use, and the pressure of being not convenient for to injection rubber tube bottom carries out accurate control, leads to appearing gas pocket or breach on the finished product easily, has reduced off-the-shelf shaping quality, and the finished product after the completion of will moulding plastics is not convenient for simultaneously takes off fast, is unfavorable for improving injection mold's production efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a plastics toy production is with pressurize mechanism of moulding plastics to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a plastics pressurize mechanism of moulding plastics for toy production, includes the die holder, the inside swing joint of die holder has drive assembly, the equal fixedly connected with stand in both sides of die holder, one side fixed mounting of stand has the PLC controller, the top swing joint of stand has control assembly, and is two sets of the equal swing joint in one side that the stand is close to each other has lifting unit, fixedly connected with upper die base between the lifting unit, the upper surface of upper die base runs through and is provided with the mouth of moulding plastics, the fixed die cavity that is provided with between upper die base and the die holder.

As a further aspect of the present invention: the control assembly comprises a lifting plate, limiting rods are fixedly connected to the two sides of the lifting plate, limiting sleeves are connected to the surfaces of the limiting rods in a sleeved mode, the limiting sleeves are fixedly connected with the lifting plate, the bottom of the lifting plate is fixedly connected with an injection tube, an air pump is fixedly mounted on one side of the injection tube, an air inlet pipe is fixedly connected to the output end of the air pump, and a receiving transducer is fixedly mounted on the bottom of the air inlet pipe.

As a further aspect of the present invention: the opposite side fixed mounting who penetrates the rubber tube has transmitting transducer, the top fixed mounting of lifter plate has first motor, the output fixedly connected with bull stick of first motor, the output fixedly connected with screw rod of bull stick, the bottom fixed mounting of screw rod has pressure sensor.

As a further aspect of the present invention: the transmission assembly comprises a mounting plate, a supporting block is fixedly connected to the bottom of the mounting plate, a third motor is fixedly mounted at one end of the mounting plate, a rotating plate is fixedly connected to the output end of the third motor, a second movable shaft is movably connected to the surface of the rotating plate, and a first movable shaft is movably connected to the top of the second movable shaft.

As a further aspect of the present invention: the transmission is connected with the movable rod between first loose axle and the second loose axle, the spacing pipe of top fixedly connected with of second loose axle, the inner wall fixedly connected with sealing washer of spacing pipe, the inside swing joint of sealing washer has the kicking block, and kicking block and first loose axle swing joint.

As a further aspect of the present invention: the lifting assembly comprises a second motor, an output end of the second motor is connected with a first fluted disc in a sleeved mode, the two groups of first fluted discs are connected with a second fluted disc in a meshed mode on one side away from each other, an internal fixedly connected with transmission rod of the second fluted disc, a threaded rod is fixedly connected to the bottom of the transmission rod, a movable block is connected to the surface of the threaded rod in a threaded mode, the two groups of movable blocks are fixedly connected with a connecting block on one side close to each other, a sliding groove is fixedly formed in one side close to each other of the connecting block, a sliding block is connected to the inner wall of the sliding groove in a sliding mode, and the sliding block is fixedly connected with the connecting block.

Compared with the prior art, the beneficial effects of the utility model are that: this plastics toy production is with pressurize mechanism of moulding plastics has following advantage:

(1) the top of the upright post is movably connected with a control component, the PLC controller can be used for controlling the transmitting transducer to work, the receiving transducer is used for receiving a signal sent by the transmitting transducer and transmitting the signal to the PLC controller, the PLC controller can conveniently obtain a pressure value by measuring the time of ultrasonic transmission, then the PLC controller controls the first motor to start working, the output end of the first motor can be used for driving the rotating rod to rotate, the rotating rod rotates to drive the screw rod to rotate, the screw rod rotates to enable the screw rod to move in the rubber injection pipe due to the fact that the inner wall of the rubber injection pipe is in a thread shape, so that a solution in the rubber injection pipe is extruded to enter a cavity for feeding, meanwhile, the pressure sensor is used for detecting the pressure at the bottom of the rubber injection pipe, when the pressure does not reach a preset value, the PLC controller is used for controlling the air pump to work, certain gas generated when the air pump works can enter the rubber injection pipe through the air inlet pipe, the pressure intensity in the rubber injection pipe is increased, the forming quality of a finished product can be effectively improved, and the problems that the pressure intensity at the bottom of the rubber injection pipe is not conveniently and accurately controlled in the prior art, air holes or gaps are easy to appear on the finished product, and the forming quality of the finished product is reduced are solved;

(2) the transmission assembly is movably connected in the lower die holder, after injection molding is completed, the output end of the third motor can be utilized to drive the rotating plate to rotate, the rotating plate rotates to drive the second movable shaft to move, the second movable shaft moves to drive the first movable shaft to move upwards through the movable rod, and the first movable shaft moves upwards to drive the jacking block to jack up a finished product in the die cavity, so that a worker can conveniently and quickly take down the finished product after injection molding, and the problems that the traditional method is inconvenient to quickly take down the finished product after injection molding and is not beneficial to improving the production efficiency of an injection mold are solved;

(3) through the equal swing joint in one side that two sets of stands are close to each other having lifting unit, the output that can utilize two sets of second motors drives two sets of first fluted discs rotatory, and it is rotatory that first fluted disc is rotatory to drive the transfer line through the second fluted disc, and the transfer line is rotatory to be driven the threaded rod, and the threaded rod is rotatory to be driven the removal piece and is removed, and the removal piece removes and drives the upper die base rebound, with the product separation in the die cavity, the staff of being convenient for takes off the finished product of moulding plastics.

Drawings

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

FIG. 2 is an enlarged view of the point A of the present invention;

FIG. 3 is an enlarged view of the point B of the present invention;

FIG. 4 is an enlarged view of the point C of the present invention;

fig. 5 is a schematic diagram of a side view of the transmission assembly of the present invention.

In the figure: 1. a control component; 101. a lifting plate; 102. a limiting sleeve; 103. a limiting rod; 104. a screw; 105. injecting a rubber tube; 106. a transmitting transducer; 107. a pressure sensor; 108. a first motor; 109. a rotating rod; 110. an air pump; 111. an air inlet pipe; 112. a receiving transducer; 2. an upper die holder; 3. a column; 4. a lower die holder; 5. an injection molding port; 6. a mold cavity; 7. a PLC controller; 8. a lifting assembly; 801. a second motor; 802. a first fluted disc; 803. a transmission rod; 804. a second fluted disc; 805. connecting blocks; 806. a slider; 807. a chute; 808. a threaded rod; 809. a moving block; 9. a transmission assembly; 901. a limiting pipe; 902. a seal ring; 903. mounting a plate; 904. rotating the plate; 905. a supporting block; 906. a top block; 907. a first movable shaft; 908. a movable rod; 909. a second movable shaft; 910. a third motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides an embodiment: an injection molding pressure maintaining mechanism for producing a plastic toy comprises a lower die holder 4, a transmission assembly 9 is movably connected in the lower die holder 4, the transmission assembly 9 comprises a mounting plate 903, the bottom of the mounting plate 903 is fixedly connected with a supporting block 905, one end of the mounting plate 903 is fixedly provided with a third motor 910, the output end of the third motor 910 is fixedly connected with a rotating plate 904, the surface of the rotating plate 904 is movably connected with a second movable shaft 909, the top of the second movable shaft 909 is movably connected with a first movable shaft 907, a movable rod 908 is connected between the first movable shaft 907 and the second movable shaft 909 in a transmission manner, the top of the second movable shaft 909 is fixedly connected with a limiting pipe 901, the inner wall of the limiting pipe 901 is fixedly connected with a sealing ring 902, and the inside of the sealing ring 902 is movably connected with a top block 906, the top block 906 is movably connected with the first movable shaft 907, two sides of the lower die holder 4 are fixedly connected with the stand column 3, and one side of the stand column 3 is fixedly provided with the PLC controller 7;

specifically, as shown in fig. 1, 4 and 5, when in use, the transmission assembly 9 is movably connected inside the lower die holder 4, after the injection molding is completed, the output end of the third motor 910 can be utilized to drive the rotating plate 904 to rotate, the rotating plate 904 rotates to drive the second movable shaft 909 to move, the second movable shaft 909 moves to drive the first movable shaft 907 to move upwards through the movable rod 908, and the first movable shaft 907 moves upwards to drive the ejector block 906 to eject the finished product in the die cavity 6, so that a worker can take the finished product after the injection molding quickly, and the problem that the finished product after the injection molding is inconvenient to take down and the production efficiency of the injection mold is not improved in the prior art is solved;

the top of the upright post 3 is movably connected with a control assembly 1, the control assembly 1 comprises a lifting plate 101, both sides of the lifting plate 101 are fixedly connected with limit rods 103, the surface of each limit rod 103 is connected with a limit sleeve 102 in a sleeved mode, the limit sleeves 102 are fixedly connected with the lifting plate 101, the bottom of the lifting plate 101 is fixedly connected with a rubber injection tube 105, one side of the rubber injection tube 105 is fixedly provided with an air pump 110, the output end of the air pump 110 is fixedly connected with an air inlet tube 111, the bottom of the air inlet tube 111 is fixedly provided with a receiving transducer 112, the other side of the rubber injection tube 105 is fixedly provided with a transmitting transducer 106, the top of the lifting plate 101 is fixedly provided with a first motor 108, the output end of the first motor 108 is fixedly connected with a rotating rod 109, the output end of the rotating rod 109 is fixedly connected with a screw rod 104, and the bottom of the screw rod 104 is fixedly provided with a pressure sensor 107;

specifically, as shown in fig. 1, when in use, the control assembly 1 is movably connected to the top of the upright column 3, the PLC controller 7 can be used to control the transmitting transducer 106 to operate, the receiving transducer 112 is used to receive a signal from the transmitting transducer 106 and transmit the signal to the PLC controller 7, the PLC controller 7 can obtain a pressure value by measuring the time of ultrasonic transmission, then the PLC controller 7 controls the first motor 108 to operate, the output end of the first motor 108 can be used to drive the rotating rod 109 to rotate, the rotating rod 109 rotates to drive the screw 104 to rotate, because the inner wall of the rubber injection tube 105 is in a thread shape, the screw 104 rotates to move in the rubber injection tube 105, so as to extrude the solution in the rubber injection tube 105 to enter the cavity for feeding, and the pressure sensor 107 is used to detect the pressure at the bottom of the rubber injection tube 105, when the pressure does not reach a preset value, the PLC controller 7 is used for controlling the air pump 110 to work, certain gas generated by the air pump 110 during working can enter the rubber injection pipe 105 through the air inlet pipe 111, the pressure in the rubber injection pipe 105 is increased, the forming quality of a finished product can be effectively improved, and the problems that the pressure at the bottom of the rubber injection pipe 105 is not conveniently and accurately controlled in the prior art, air holes or gaps are easy to appear on the finished product, and the forming quality of the finished product is reduced are solved;

the lifting assembly 8 is movably connected to the adjacent sides of the two sets of upright posts 3, the lifting assembly 8 comprises a second motor 801, the output end of the second motor 801 is connected with a first fluted disc 802 in a sleeved mode, the mutually-far sides of the two sets of first fluted discs 802 are respectively connected with a second fluted disc 804 in a meshed mode, the inner portion of the second fluted disc 804 is fixedly connected with a transmission rod 803, the bottom of the transmission rod 803 is fixedly connected with a threaded rod 808, the surface of the threaded rod 808 is in threaded connection with a moving block 809, the mutually-adjacent sides of the two sets of moving blocks 809 are respectively and fixedly connected with a connecting block 805, the mutually-adjacent sides of the two sets of connecting blocks 805 are respectively and fixedly provided with a sliding chute 807, and the inner wall of the sliding chute 807 is connected with a sliding block 806 in a sliding mode, the sliding block 806 is fixedly connected with the connecting block 805, the upper die holder 2 is fixedly connected between the lifting assemblies 8, the injection molding opening 5 penetrates through the upper surface of the upper die holder 2, and the die cavity 6 is fixedly arranged between the upper die holder 2 and the lower die holder 4;

specifically, as shown in fig. 1, fig. 2 and fig. 3, during the use, through the equal swing joint in one side that two sets of stands 3 are close to each other there is lifting unit 8, the output that can utilize two sets of second motors 801 drives two sets of first fluted discs 802 rotatory, first fluted disc 802 is rotatory to drive the transfer line 803 through second fluted disc 804 and is rotatory, the transfer line 803 is rotatory to drive threaded rod 808 rotatory, threaded rod 808 is rotatory to drive movable block 809 and moves, movable block 809 moves and drives upper die base 2 rebound, with the product separation in the die cavity 6, the staff of being convenient for takes off the finished product of moulding plastics.

The working principle is as follows: when in use, firstly, the control component 1 is movably connected with the top of the upright post 3, the transmitting transducer 106 can be controlled to work by the PLC controller 7, the receiving transducer 112 receives a signal sent by the transmitting transducer 106 and transmits the signal to the PLC controller 7, the PLC controller 7 measures the time of ultrasonic transmission so as to obtain a pressure value, then the PLC controller 7 controls the first motor 108 to start working, the output end of the first motor 108 can be used for driving the rotating rod 109 to rotate, the rotating rod 109 rotates to drive the screw 104 to rotate, the inner wall of the rubber injection tube 105 is in a thread shape, the screw 104 rotates to enable the screw 104 to move in the rubber injection tube 105, so that the solution in the rubber injection tube 105 is extruded to enter the cavity for feeding, meanwhile, the pressure sensor 107 is used for detecting the pressure at the bottom of the rubber injection tube 105, when the pressure does not reach a preset value, the air pump 110 is controlled to work by the PLC controller 7, certain gas generated by the air pump 110 during operation can enter the rubber injection tube 105 through the air inlet tube 111, so that the pressure in the rubber injection tube 105 is increased, and the forming quality of a finished product can be effectively improved;

secondly, the transmission assembly 9 is movably connected inside the lower die holder 4, after injection molding is completed, the output end of a third motor 910 can be used for driving the rotating plate 904 to rotate, the rotating plate 904 rotates to drive the second movable shaft 909 to move, the second movable shaft 909 moves to drive the first movable shaft 907 to move upwards through the movable rod 908, and the first movable shaft 907 moves upwards to drive the ejector block 906 to eject a finished product of the die cavity 6, so that a worker can conveniently and quickly take down the finished product after injection molding;

finally, there is a lifting assembly 8 through the equal swing joint in one side that two sets of stands 3 are close to each other, the output that can utilize two sets of second motors 801 drives two sets of first fluted discs 802 rotatory, first fluted disc 802 is rotatory to drive the transfer line 803 through second fluted disc 804 and is rotatory, transfer line 803 is rotatory to drive threaded rod 808 rotatory, threaded rod 808 is rotatory to drive movable block 809 and moves, movable block 809 removes and drives upper die base 2 rebound, with the product separation in the die cavity 6, the staff of being convenient for takes off the finished product of moulding plastics.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Claims

1. The utility model provides a plastics toy production is with pressurize mechanism of moulding plastics, includes die holder (4), its characterized in that: the utility model discloses a die casting machine, including die holder (4), the inside swing joint of die holder (4) has drive assembly (9), the equal fixedly connected with stand (3) in both sides of die holder (4), one side fixed mounting of stand (3) has PLC controller (7), the top swing joint of stand (3) has control assembly (1), and is two sets of the equal swing joint in one side that stand (3) are close to each other has lifting unit (8), fixedly connected with upper die base (2) between lifting unit (8), the upper surface of upper die base (2) runs through and is provided with mouth (5) of moulding plastics, fixed die cavity (6) that is provided with between upper die base (2) and die holder (4).

2. The injection molding pressure maintaining mechanism for the production of plastic toys according to claim 1, wherein: control assembly (1) includes lifter plate (101), the equal fixedly connected with gag lever post (103) in both sides of lifter plate (101), the surface of gag lever post (103) is cup jointed and is connected with stop collar (102), and stop collar (102) and lifter plate (101) fixed connection, the fixed fixedly connected with in bottom of lifter plate (101) spouts rubber tube (105), one side fixed mounting who spouts rubber tube (105) has air pump (110), the output fixedly connected with intake pipe (111) of air pump (110), the bottom fixed mounting of intake pipe (111) has receiving transducer (112).

3. The injection molding pressure maintaining mechanism for the production of plastic toys according to claim 2, wherein: the opposite side fixed mounting who penetrates rubber pipe (105) has transmission transducer (106), the top fixed mounting of lifter plate (101) has first motor (108), the output fixedly connected with bull stick (109) of first motor (108), the output fixedly connected with screw rod (104) of bull stick (109), the bottom fixed mounting of screw rod (104) has pressure sensor (107).

4. The injection molding pressure maintaining mechanism for the production of plastic toys according to claim 1, wherein: the transmission assembly (9) includes mounting panel (903), the bottom fixedly connected with supporting shoe (905) of mounting panel (903), the one end fixed mounting of mounting panel (903) has third motor (910), the output fixedly connected with of third motor (910) changes board (904), the surperficial swing joint who changes board (904) has second loose axle (909), the top swing joint of second loose axle (909) has first loose axle (907).

5. The injection molding pressure maintaining mechanism for the production of plastic toys according to claim 4, wherein: a movable rod (908) is connected between the first movable shaft (907) and the second movable shaft (909) in a transmission manner, a limiting pipe (901) is fixedly connected to the top of the second movable shaft (909), a sealing ring (902) is fixedly connected to the inner wall of the limiting pipe (901), a top block (906) is movably connected to the inner portion of the sealing ring (902), and the top block (906) is movably connected with the first movable shaft (907).

6. The injection molding pressure maintaining mechanism for the production of plastic toys according to claim 1, wherein: lifting unit (8) include second motor (801), the output cup joints of second motor (801) is connected with first fluted disc (802), and is two sets of one side that first fluted disc (802) kept away from each other all meshes and is connected with second fluted disc (804), the inside fixedly connected with transfer line (803) of second fluted disc (804), the bottom fixedly connected with threaded rod (808) of transfer line (803), the surperficial threaded connection of threaded rod (808) has movable block (809), and is two sets of the equal fixedly connected with connecting block (805) of one side that movable block (809) are close to each other, it is two sets of one side that connecting block (805) are close to each other all fixedly is provided with spout (807), the inner wall sliding connection of spout (807) has slider (806), and slider (806) and connecting block (805) fixed connection.