Feeding device of injection molding machine

Abstract

The utility model discloses an injection molding machine feeding device which comprises a bottom plate, the top of the bottom plate is fixedly connected with a machine frame, the top of the bottom plate is fixedly connected with a moving motor located on the right side of the machine frame, the output end of the moving motor is fixedly connected with a screw rod, and the screw rod is rotationally connected with the machine frame. The outer side of the screw rod is connected with a supporting plate through threads, the supporting plate is slidably connected with the rack, the top of the supporting plate is fixedly connected with a supporting seat, and the left end and the right end of the supporting seat are both fixedly connected with connectors. The movable motor is designed, the screw can be driven to rotate to achieve horizontal movement of the storage hopper, the feeding position is conveniently controlled, the output end of the hydraulic cylinder can drive the connecting sleeve to move in the vertical direction under the action of the hydraulic cylinder, then the storage hopper can be driven to move in the vertical direction, the height of the storage hopper can be adjusted, and the feeding position can be conveniently controlled. And the feeding device can be conveniently used according to different feeding heights, and the feeding effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of feeding devices, in particular to a feeding device for an injection molding machine. Background Art

[0002] Injection molding machines are the main molding equipment that uses plastic molding molds to make plastic products of various shapes from thermoplastics or thermosetting plastics. They are widely used in today's production activities. The feeding device of the injection molding machine is a mechanism that injects plastic granule raw materials into the injection molding machine for processing.

[0003] The utility model patent with patent authorization announcement number CN217968081U discloses a feeding device for an injection molding machine, including a frame, a feeding mechanism and a horizontal driving mechanism. The feeding mechanism includes a support seat, a storage unit and a dumping driving part. The support seat is slidably mounted on the frame, and one side of the lower end of the storage unit can be rotated on the support seat. The dumping driving part includes a first slider slidably mounted on the support seat, a connecting rod rotatably connected to the first slider and the lower end of the storage unit at both ends, and a linear driving unit fixedly mounted on the support seat and with the output end fixedly connected to the slider. The output end of the horizontal driving mechanism is fixedly connected to the support seat. The feeding device for an injection molding machine of the utility model can realize automatic delivery of plastic particles to the injection molding machine, saving time and effort and having high efficiency.

[0004] In the above-mentioned prior art, during the use of the feeding device, since the height of the storage hopper is fixed, it is inconvenient to adjust it, resulting in inconvenience in adjusting the feeding height. In addition, during the feeding process, the flip angle of the storage hopper is limited, and the material is discharged by gravity during feeding, and the discharge speed is slow, which affects the feeding work efficiency. Therefore, improvements are needed. Utility Model Content

[0005] The utility model aims to provide a feeding device for an injection molding machine, which solves the problem of inconvenient adjustment of the feeding height and the problem of low feeding efficiency.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a feeding device for an injection molding machine, comprising a base plate, the top of the base plate is fixedly connected to a frame, the top of the base plate and the right side of the frame is fixedly connected to a moving motor, the output end of the moving motor is fixedly connected to a screw, the screw is rotatably connected to the frame, the outer side of the screw is connected to a support plate by a thread, the support plate is slidably connected to the frame, the top of the support plate is fixedly connected to a support seat, the left and right ends of the support seat are fixedly connected to the connecting seat, the inner side of the connecting seat is slidably connected to a connecting rod, the ends of the two connecting rods close to each other are rotatably connected to a storage hopper, the storage hopper is slidably connected to the connecting seat, the right end of one of the connecting rods is fixedly connected to a rotating motor, the output end of the rotating motor is rotatably connected to the connecting rod, the output end of the rotating motor is fixedly connected to the storage hopper, a lifting mechanism is arranged on the storage hopper, and a feeding mechanism is arranged on the storage hopper.

[0007] Preferably, the lifting mechanism includes a hydraulic cylinder, the support seat is fixedly connected with the hydraulic cylinder, the upper end of the hydraulic cylinder output end is fixedly connected with a connecting block, the outer side of the connecting block is slidably sleeved with a connecting sleeve, the connecting sleeve is in contact with the storage hopper, a first spring is arranged inside the connecting sleeve, the two ends of the first spring are respectively fixedly connected with the connecting block and the connecting sleeve, the connecting rod is movably sleeved with a ball at one end of the connecting seat, and the ball is slidably connected with the connecting seat. By designing the lifting mechanism, it is convenient to adjust the feeding height.

[0008] Preferably, a guide groove is provided inside the connecting seat, and a ball is slidably connected inside the guide groove. The guide groove is designed so that the ball can slide along the connecting seat.

[0009] Preferably, the feeding mechanism includes a rotating motor, the lower end of the storage hopper is fixedly connected to the rotating motor, the storage hopper is fixedly connected to a sealing ring, the upper end of the output end of the rotating motor is fixedly connected to a rotating rod, the outer side of the rotating rod is connected to a push plate by a thread, the push plate is slidably connected to the storage hopper, the push plate is fixedly connected to the inner side of the push plate, a second spring is provided on the outer side of the guide rod, a connecting plate is slidably sleeved on the outer side of the guide rod, the connecting plate is slidably connected to the push plate and the storage hopper respectively, the upper end of the connecting plate is provided with a guide pulley, the guide pulley is slidably connected to the push plate. By designing the feeding mechanism, the feeding efficiency can be improved.

[0010] Preferably, the sealing ring is rotatably connected to the output end of the rotating motor, and the sealing ring is in contact with the push plate. By designing the sealing ring, the connection between the output end of the rotating motor and the storage hopper can be sealed.

[0011] Preferably, one end of the second spring is fixedly connected to the push plate, and the other end of the second spring is fixedly connected to the connecting plate. By designing the second spring, the force of the second spring can act on the connecting plate.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] 1. The utility model can drive the screw to rotate to realize the horizontal movement of the storage hopper by designing the function of the mobile motor, so as to facilitate the control of the feeding position. Through the function of the hydraulic cylinder, the output end of the hydraulic cylinder can drive the connecting sleeve to move in the vertical direction, and then drive the storage hopper to move in the vertical direction. The height of the storage hopper can be adjusted, which is convenient for use according to different feeding heights and improves the feeding effect.

[0014] 2. The utility model can drive the storage hopper to flip and discharge materials by designing a rotating motor. During the discharge process, the threaded movement of the push plate can be realized by rotating the rotating motor to drive the rotating rod to rotate. Through the coordinated use of the push plate and the connecting plate, the material inside the storage hopper can be pushed, which can accelerate the discharge of the material and improve the feeding efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0016] Figure 2 For this utility model Figure 1 A three-dimensional cross-sectional view of a local structure of a support seat;

[0017] Figure 3 For this utility model Figure 1 A right side sectional view of a storage hopper;

[0018] Figure 4 For this utility model Figure 3 Enlarged view of point A.

[0019] In the figure: 1. bottom plate; 2. frame; 3. moving motor; 4. screw; 5. support plate; 6. support seat; 7. connecting seat; 8. lifting mechanism; 9. feeding mechanism; 10. connecting rod; 11. storage hopper; 12. rotating motor; 81. hydraulic cylinder; 82. connecting block; 83. connecting sleeve; 84. first spring; 85. ball; 86. guide groove; 91. rotating motor; 92. sealing ring; 93. rotating rod; 94. push plate; 95. guide rod; 96. second spring; 97. connecting plate; 98. guide pulley. DETAILED DESCRIPTION

[0020] 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.

[0021] See also Figure 1 , Figure 2 , Figure 3 , a feeding device for an injection molding machine comprises a bottom plate 1, the top of the bottom plate 1 is fixedly connected to a frame 2, a moving motor 3 is fixedly connected to the top of the bottom plate 1 and located on the right side of the frame 2, a screw 4 is fixedly connected to the output end of the moving motor 3, the screw 4 is rotatably connected to the frame 2, a support plate 5 is threadedly connected to the outer side of the screw 4, the support plate 5 is slidably connected to the frame 2, a support seat 6 is fixedly connected to the top of the support plate 5, a connecting seat 7 is fixedly connected to the left and right ends of the support seat 6, a connecting rod 10 is slidably connected to the inside of the connecting seat 7, and a storage hopper 11 is rotatably connected to one end of the two connecting rods 10 that are close to each other, and the storage hopper 11 is slidably connected to the connecting seat 7, a rotating motor 12 is fixedly connected to the right end of one of the connecting rods 10, the output end of the rotating motor 12 is rotatably connected to the connecting rod 10, the output end of the rotating motor 12 is fixedly connected to the storage hopper 11, a lifting mechanism 8 is arranged on the storage hopper 11, and a feeding mechanism 9 is arranged on the storage hopper 11.

[0022] See also Figure 1 , Figure 2 The lifting mechanism 8 includes a hydraulic cylinder 81, which is fixedly connected to the inside of the support seat 6. The upper end of the output end of the hydraulic cylinder 81 is fixedly connected to a connecting block 82. The outer side of the connecting block 82 is slidably sleeved with a connecting sleeve 83. The connecting sleeve 83 contacts the storage hopper 11. A first spring 84 is arranged inside the connecting sleeve 83. The two ends of the first spring 84 are respectively fixedly connected to the connecting block 82 and the connecting sleeve 83. The internal movable sleeve of the connecting rod 10 near one end of the connecting seat 7 is connected with a ball 85. The ball 85 is slidably connected to the connecting seat 7. A guide groove 86 is provided inside the connecting seat 7. The ball 85 is slidably connected to the guide groove 86. By designing the guide groove 86, the ball 85 can slide along the connecting seat 7. By designing the lifting mechanism 8, it is convenient to adjust the feeding height.

[0023] See also Figure 1 , Figure 3 , Figure 4The feeding mechanism 9 includes a rotating motor 91, the lower end of the storage hopper 11 is fixedly connected to the rotating motor 91, the storage hopper 11 is fixedly connected to a sealing ring 92, the sealing ring 92 is rotatably connected to the output end of the rotating motor 91, the sealing ring 92 is in contact with a push plate 94, and the connection between the output end of the rotating motor 91 and the storage hopper 11 can be sealed by designing the sealing ring 92, the upper end of the output end of the rotating motor 91 is fixedly connected to a rotating rod 93, the outer side of the rotating rod 93 is connected to a push plate 94 through a thread, the push plate 94 is slidably connected to the storage hopper 11, and the inner part of the push plate 94 is fixed A guide rod 95 is connected, and a second spring 96 is arranged on the outer side of the guide rod 95, one end of the second spring 96 is fixedly connected to the push plate 94, and the other end of the second spring 96 is fixedly connected to the connecting plate 97. By designing the second spring 96, the force of the second spring 96 can act on the connecting plate 97, and a connecting plate 97 is slidably sleeved on the outer side of the guide rod 95. The connecting plate 97 is slidably connected to the push plate 94 and the storage hopper 11 respectively, and a guide pulley 98 is arranged on the upper end of the connecting plate 97, and the guide pulley 98 is slidably connected to the push plate 94. By designing the feeding mechanism 9, the feeding efficiency can be improved.

[0024] The specific implementation process of the utility model is as follows: when in use, when feeding is required, the output end of the mobile motor 3 drives the screw rod 4 to rotate, and the support plate 5 performs a threaded motion to move horizontally, which can adjust the horizontal position of the storage hopper 11, and then the output end of the rotating motor 12 drives the storage hopper 11 to rotate and flip, so that the material can be discharged for feeding. While feeding, the output end of the rotating motor 91 drives the rotating rod 93 to rotate, and the push plate 94 performs a threaded motion. The push plate 94 drives the connecting plate 97 to slide along the storage hopper 11. Under the elastic action of the compressed second spring 96, the connecting plate 97 will be given a continuous reasoning, so that the connecting plate 97 keeps in contact with the inner wall of the storage hopper 11. With the movement of the push plate 94 and the connecting plate 97, the material inside the storage hopper 11 can be pushed, which can accelerate the discharge of the material and improve the feeding efficiency. When the feeding height needs to be adjusted, the output end of the hydraulic cylinder 81 drives the connecting block 82 and the connecting sleeve 83 to move upward, the connecting sleeve 83 drives the storage hopper 11 to move upward, the storage hopper 11 drives the connecting rod 10 to slide along the connecting seat 7, and the connecting rod 10 drives the ball 85 to slide along the guide groove 86. The height of the storage hopper 11 can be adjusted, which is convenient for use according to different feeding heights and improves the feeding effect.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A feeding device for an injection molding machine, comprising a bottom plate (1), characterized in that: The top of the base plate (1) is fixedly connected to the frame (2); the top of the base plate (1) and located on the right side of the frame (2) is fixedly connected to a moving motor (3); the output end of the moving motor (3) is fixedly connected to a screw rod (4); the screw rod (4) is rotatably connected to the frame (2); the outer side of the screw rod (4) is connected to a support plate (5) via a thread; the support plate (5) is slidably connected to the frame (2); the top of the support plate (5) is fixedly connected to a support seat (6); the left and right ends of the support seat (6) are fixedly connected to a connecting seat (7); the connecting seat (7) ) is slidably connected to a connecting rod (10) inside, and the ends of the two connecting rods (10) close to each other are rotatably connected to a storage hopper (11), and the storage hopper (11) is slidably connected to the connecting seat (7), and the right end of one of the connecting rods (10) is fixedly connected to a rotating motor (12), the output end of the rotating motor (12) is rotatably connected to the connecting rod (10), and the output end of the rotating motor (12) is fixedly connected to the storage hopper (11), and the storage hopper (11) is provided with a lifting mechanism (8), and the storage hopper (11) is provided with a feeding mechanism (9).

2. The feeding device for an injection molding machine according to claim 1, characterized in that: The lifting mechanism (8) comprises a hydraulic cylinder (81), the support seat (6) is fixedly connected to the hydraulic cylinder (81), the upper end of the output end of the hydraulic cylinder (81) is fixedly connected to a connecting block (82), the outer side of the connecting block (82) is slidably sleeved with a connecting sleeve (83), the connecting sleeve (83) is in contact with the storage hopper (11), a first spring (84) is arranged inside the connecting sleeve (83), the two ends of the first spring (84) are respectively fixedly connected to the connecting block (82) and the connecting sleeve (83), and a ball (85) is movably sleeved inside the connecting rod (10) near one end of the connecting seat (7), and the ball (85) is slidably connected to the connecting seat (7).

3. The feeding device for an injection molding machine according to claim 1, characterized in that: A guide groove (86) is provided inside the connecting seat (7), and a ball (85) is slidably connected inside the guide groove (86).

4. The feeding device for an injection molding machine according to claim 1, characterized in that: The feeding mechanism (9) comprises a rotating motor (91), the lower end of the storage hopper (11) is fixedly connected with the rotating motor (91), the interior of the storage hopper (11) is fixedly connected with a sealing ring (92), the upper end of the output end of the rotating motor (91) is fixedly connected with a rotating rod (93), the outer side of the rotating rod (93) is connected with a push plate (94) by a thread, the push plate (94) is slidably connected with the storage hopper (11), the interior of the push plate (94) is fixedly connected with a guide rod (95), the outer side of the guide rod (95) is provided with a second spring (96), the outer side of the guide rod (95) is slidably sleeved with a connecting plate (97), the connecting plate (97) is slidably connected with the push plate (94) and the storage hopper (11) respectively, the upper end of the connecting plate (97) is provided with a guide pulley (98), the guide pulley (98) is slidably connected with the push plate (94).

5. The feeding device for an injection molding machine according to claim 4, characterized in that: The sealing ring (92) is rotatably connected to the output end of the rotating motor (91), and the sealing ring (92) is in contact with the push plate (94).

6. The feeding device for an injection molding machine according to claim 4, characterized in that: One end of the second spring (96) is fixedly connected to the push plate (94), and the other end of the second spring (96) is fixedly connected to the connecting plate (97).

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