Full-automatic feeding device for injection molding
By designing a fully automatic feeding device including a drying tank, transmission device, stirring device and conveying device, the problems of uneven drying and raw materials sticking and blocking in the prior art are solved, efficient, uniform drying and stable raw material transportation are achieved, and production quality and efficiency are improved.
Patent Information
- Application Number
- CN202421302210.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-07
- Publication Date
- 2025-03-11
- Estimated Expiration
- 2034-06-07
AI Technical Summary
The existing fully automatic feeding device for injection molding is not effective when drying injection molding raw materials, and cannot ensure uniform drying degree, which affects the quality of the finished product and is prone to raw material adhesion and clogging, resulting in equipment shutdown.
A fully automatic feeding device including a drying tank, a transmission device, a stirring device and a conveying device is designed. An air extractor and a stirring device are installed in the drying tank. The stirring device includes a stirring rod and a scraper for uniform drying and preventing raw materials from being stuck; the conveying device adopts a twisted structure to prevent raw materials from being blocked.
Through uniform drying and preventing raw materials from sticking and clogging, the drying efficiency and production quality are significantly improved, equipment maintenance time is reduced, and production efficiency is improved.
Smart Images
Figure CN222590529U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to a feeding device, in particular to a full-automatic feeding device for injection molding. Background Art
[0002] Injection molding is a method of producing industrial products. It is a method of using plastic molding molds to make plastic products of various shapes from thermoplastics or thermosetting materials. Before the injection molding raw material particles are fed into the injection molding machine for melting and injection, a feeding device is required to dry the raw materials first.
[0003] At present, there are still some defects and deficiencies in the use of the fully automatic feeding device for injection molding. The specific areas that need to be improved are as follows:
[0004] The existing fully automatic feeding device for injection molding is not effective when drying injection molding raw materials. When the amount of raw materials is large, it cannot ensure uniform drying and cannot keep the raw materials at appropriate moisture, which has a great impact on the quality of the finished product. After drying, the raw materials are prone to stick to the inside of the equipment, and may even cause raw material blockage, resulting in equipment shutdown, which brings great inconvenience to injection molding production. Utility Model Content
[0005] The purpose of the utility model is to provide a fully automatic feeding device for injection molding, so as to solve the problem that the existing fully automatic feeding device for injection molding proposed in the above background technology is not effective when drying injection molding raw materials. When the amount of raw materials is large, the uniformity of drying cannot be guaranteed, and the raw materials cannot maintain appropriate moisture, which has a great impact on the quality of the finished product. After drying, the raw materials are easily adhered to the inside of the equipment, and may even cause raw material blockage, resulting in equipment shutdown, which brings great inconvenience to injection molding production.
[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a fully automatic feeding device for injection molding, comprising a drying tank, a feeding port is arranged on the left side of the drying tank, a transmission device is fixedly connected to the top of the drying tank, a discharge port is arranged at the bottom of the drying tank, the discharge port is fixedly connected to a conveying device, the right end of the transmission device is transmission-connected to the right end of the conveying device, a stirring device is arranged inside the drying tank, and the top of the stirring device passes through the drying tank and is transmission-connected to the transmission device.
[0007] As a preferred technical solution of the utility model, four columns are fixedly connected to the bottom of the drying tank, a vacuum pump is fixedly connected to the front of the drying tank, a solenoid valve is arranged on the feed port, the bottom of the drying tank is a funnel-shaped structure, and another solenoid valve is arranged on the discharge port.
[0008] As a preferred technical solution of the utility model, the transmission device includes a motor, which is fixedly connected to the top of the drying tank through a motor frame, the output shaft of the motor is fixedly connected to the transmission shaft, the transmission shaft is movably connected to the bearing seat, the bottom of the bearing seat is fixedly connected to the top of the drying tank, a bevel gear 1 is provided on the transmission shaft, the bevel gear 1 is movably connected to the stirring device, the right end of the transmission shaft is fixedly connected to a pulley 1, and the pulley 1 is transmission-connected to the conveying device through a transmission belt.
[0009] As a preferred technical solution of the utility model, the stirring device includes bevel gear 2, which is meshed with bevel gear 1, the bottom of bevel gear 2 is fixedly connected to the top of the stirring column, the stirring column is movably connected to the drying tank, a driving wheel is fixedly connected to the upper side of the stirring column, the driving wheel is meshed with the driven wheel, the top of the driven wheel is fixedly connected to the bottom end of the fixed shaft, the top of the fixed shaft is movably connected to the top inner wall of the drying tank, the driven wheel is meshed with a gear ring, the outer side of the gear ring is fixedly connected to a conductive slip ring, and the outer side of the conductive slip ring is movably connected to the inner wall of the drying tank.
[0010] As a preferred technical solution of the utility model, a stirring rod is provided on the stirring column, a bearing ring is movably connected to the bottom side of the stirring column, connecting rods are fixedly connected to the left and right sides of the bearing ring, scrapers are fixedly connected to the ends of the two connecting rods away from each other, the tops of the two scrapers are fixedly connected to the bottom of the conductive slip ring, electric heating plates are provided on the two scrapers, and the two scrapers are adapted to the drying tank.
[0011] As an optimal technical solution of the utility model, the conveying device includes a conveying pipe, the top of the conveying pipe is fixedly connected to the discharge port, a rotating shaft is arranged inside the conveying pipe, the right end of the rotating shaft passes through the conveying pipe and is fixedly connected to the second pulley, the second pulley is connected to the first pulley through a transmission belt, an auger is arranged on the rotating shaft, and the auger is adapted to the conveying pipe.
[0012] Compared with the prior art, the beneficial effects of the utility model are:
[0013] The utility model provides a stirring column and a stirring rod so that all raw materials can be fully heated, ensuring that the raw materials can be dried evenly; provides an exhaust fan so that the water evaporated in the drying tank is discharged outside the device, which can prevent the raw materials from getting damp again, greatly improving the drying efficiency and ensuring the production quality; provides a scraper so that the raw materials will not adhere to the inside of the drying tank, saving the time for cleaning the equipment; provides an auger so that the conveying device can stably convey the raw materials without clogging, and the auger can prevent the raw materials from adhering to the inside of the conveying pipe while pushing the raw materials, thereby greatly improving the production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 This is a schematic diagram of the main three-dimensional structure of the utility model;
[0015] Figure 2 This is a schematic diagram of the main cross-sectional structure of the utility model;
[0016] Figure 3 It is a three-dimensional structural schematic diagram of the transmission device of the utility model;
[0017] Figure 4 This is a schematic diagram of the three-dimensional structure of the stirring device of the utility model;
[0018] Figure 5 It is a schematic diagram of the front cross-sectional three-dimensional structure of the conveying device of the utility model.
[0019] In the figure: 1. drying tank; 2. column; 3. vacuum pump; 4. feed port; 5. transmission device; 51. motor; 52. transmission shaft; 53. bevel gear one; 54. bearing seat; 55. pulley one; 6. stirring device; 61. bevel gear two; 62. stirring column; 63. driving wheel; 64. driven wheel; 65. fixed shaft; 66. gear ring; 67. conductive slip ring; 68. stirring rod; 69. scraper; 610. electric heating plate; 611. connecting rod; 612. bearing ring; 7. conveying device; 71. conveying pipe; 72. rotating shaft; 73. pulley two; 74. auger; 8. discharge port. 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] like Figure 1-5As shown, the utility model provides a technical solution: a fully automatic feeding device for injection molding, comprising a drying tank 1, a feeding port 4 is arranged on the left side of the drying tank 1, a transmission device 5 is fixedly connected to the top of the drying tank 1, a discharging port 8 is arranged at the bottom of the drying tank 1, the discharging port 8 is fixedly connected to the conveying device, the right end of the transmission device 5 is transmission-connected to the right end of the conveying device 7, a stirring device 6 is arranged inside the drying tank 1, the top of the stirring device 6 passes through the drying tank 1 and is transmission-connected to the transmission device 5, four columns 2 are fixedly connected to the bottom of the drying tank 1, an exhaust fan 3 is fixedly connected to the front of the drying tank 1, the exhaust fan 3 will ventilate the inside of the drying tank 1, discharge the water vapor inside the drying tank 1, prevent the dried raw materials from getting damp again, and ensure the production quality, a solenoid valve is arranged on the feeding port 4, the bottom of the drying tank 1 is a funnel-shaped structure, and another solenoid valve is arranged on the discharging port 8.
[0022] The transmission device 5 includes a motor 51, which is fixedly connected to the top of the drying tank 1 through a motor frame, the output shaft of the motor 51 is fixedly connected to a transmission shaft 52, the transmission shaft 52 is movably connected to a bearing seat 54, the bottom of the bearing seat 54 is fixedly connected to the top of the drying tank 1, a bevel gear 53 is provided on the transmission shaft 52, the bevel gear 53 is movably connected to the stirring device 6, the right end of the transmission shaft 52 is fixedly connected to a pulley 55, the pulley 55 is transmission-connected to the conveying device 7 through a transmission belt, the motor 51 drives the transmission shaft 52 to rotate, and drives the bevel gear 53 and the pulley 55 to rotate together, thereby transmitting the stirring device 6 and the conveying device 7 at the same time.
[0023] The stirring device 6 includes a bevel gear 61, which is meshed with a bevel gear 53, and the bottom of the bevel gear 61 is fixedly connected to the top of a stirring column 62, and the stirring column 62 is movably connected to the drying tank 1. A driving wheel 63 is fixedly connected to the upper side of the stirring column 62, and the driving wheel 63 is meshed with a driven wheel 64. The top of the driven wheel 64 is fixedly connected to the bottom end of a fixed shaft 65, and the top of the fixed shaft 65 is movably connected to the top inner wall of the drying tank 1. The driven wheel 64 is meshed with a gear ring 66, and the outer side of the gear ring 66 is fixedly connected to a conductive slip ring 67, and the outer side of the conductive slip ring 67 is movably connected to the inner wall of the drying tank 1. A stirring rod 68 is provided on the stirring column 62, and a bearing ring 612 is movably connected to the bottom side of the stirring column 62. The left and right sides of the bearing ring 612 are fixedly connected to connecting rods 611, and the ends of the two connecting rods 611 that are away from each other are fixed A scraper 69 is connected, and the tops of the two scrapers 69 are fixedly connected to the bottoms of the conductive slip ring 67. The two scrapers 69 are provided with electric heating plates 610. The two scrapers 69 are adapted to the drying tank 1. Under the action of the bevel gear 1 53, the bevel gear 2 61 drives the stirring column 62 to rotate. Under the cooperation of the driving wheel 63 and the driven wheel 64, the stirring column 62 and the gear ring 66 rotate at the same time. The gear ring 66 drives the conductive slip ring 67 and the scraper 69 to rotate, so that the scraper 69 can rotate to hang the raw materials adhered to the inside of the drying tank 1, so that the raw materials will not adhere to the inside of the drying tank 1 during the drying process, saving the time of cleaning the equipment. The conductive slip ring 67 supplies power to the electric heating plate 610 to continuously heat the drying tank 1 to dry the raw materials. At the same time, the stirring column 62 stirs the raw materials in the drying tank 1, so that all the raw materials can fully contact the hot air, ensuring that the raw materials can be evenly dried.
[0024] The conveying device 7 includes a conveying pipe 71, the top of which is fixedly connected to the discharge port 8, a rotating shaft 72 is arranged inside the conveying pipe 71, the right end of the rotating shaft 72 passes through the conveying pipe 71 and is fixedly connected to the second pulley 73, the second pulley 73 is connected to the first pulley 55 through a transmission belt, an auger 74 is arranged on the rotating shaft 72, the auger 74 is adapted to the conveying pipe 71, the second pulley 73 rotates under the action of the transmission belt, driving the rotating shaft 72 and the auger 74 to rotate together, and the raw material is sent out from the outlet at the left end of the conveying pipe 71, and the auger 74 can prevent the raw material from sticking to the inside of the conveying pipe 71 while pushing the raw material, so that the conveying device 7 can stably convey the raw material without clogging, thereby greatly improving the production efficiency.
[0025] The operating steps of the utility model are:
[0026] The raw materials required for production are put into the drying tank 1 from the feed port 4, the solenoid valve of the feed port 4 is closed, and the motor 51 is started. The motor 51 drives the stirring column 62 to rotate through the cooperation of the bevel gear 1 53 and the bevel gear 2 61. Under the cooperation of the driving wheel 63, the driven wheel 64 and the gear ring 66, the stirring column 62 drives the conductive slip ring 67 to rotate while rotating, so that the scraper 69 can rotate to hang the raw materials adhered to the inside of the drying tank 1. The conductive slip ring 67 supplies power to the electric heating plate 610 to continuously heat the drying tank 1 to dry the raw materials. At the same time, the stirring column 62 stirs The raw materials in the drying tank 1 are ensured to be fully exposed to hot air to ensure that the raw materials can be dried evenly. The vacuum pump 3 will ventilate the inside of the drying tank 1 and discharge the water vapor inside the drying tank 1 to prevent the raw materials from getting damp again. After drying, the solenoid valve of the material opening 8 is opened, and the raw materials fall into the conveying pipe 71. With the cooperation of the pulley 1 55 and the pulley 2 73, the rotating shaft 72 and the auger 74 are driven to rotate, and the raw materials are sent out from the outlet at the left end of the conveying pipe 71. The auger 74 can prevent the raw materials from sticking to the inside of the conveying pipe 71 while pushing the raw materials.
[0027] In the description of the present invention, it is necessary to understand that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.
[0028] In the present invention, unless otherwise clearly stipulated and limited, for example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, for ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to the specific circumstances.
[0029] 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 fully automatic feeding device for injection molding, comprising a drying tank (1), characterized in that: The drying tank (1) is provided with a feed port (4) on the left side, the top of the drying tank (1) is fixedly connected to a transmission device (5), the bottom of the drying tank (1) is provided with a discharge port (8), the discharge port (8) is fixedly connected to a conveying device, the right end of the transmission device (5) is transmission-connected to the right end of a conveying device (7), and a stirring device (6) is provided inside the drying tank (1), the top of the stirring device (6) passes through the drying tank (1) and is transmission-connected to the transmission device (5).
2. The fully automatic feeding device for injection molding according to claim 1, characterized in that: The bottom of the drying tank (1) is fixedly connected to four columns (2), the front of the drying tank (1) is fixedly connected to an air extractor (3), the feed port (4) is provided with an electromagnetic valve, the bottom of the drying tank (1) is a funnel-shaped structure, and the discharge port (8) is provided with another electromagnetic valve.
3. The fully automatic feeding device for injection molding according to claim 1, characterized in that: The transmission device (5) comprises a motor (51), the motor (51) is fixedly connected to the top of the drying tank (1) through a motor frame, the output shaft of the motor (51) is fixedly connected to a transmission shaft (52), the transmission shaft (52) is movably connected to a bearing seat (54), the bottom of the bearing seat (54) is fixedly connected to the top of the drying tank (1), a bevel gear (53) is arranged on the transmission shaft (52), the bevel gear (53) is movably connected to the stirring device (6), and a pulley (55) is fixedly connected to the right end of the transmission shaft (52), and the pulley (55) is transmission-connected to the conveying device (7) through a transmission belt.
4. The fully automatic feeding device for injection molding according to claim 3, characterized in that: The stirring device (6) comprises a second bevel gear (61), the second bevel gear (61) is meshedly connected with the first bevel gear (53), the bottom of the second bevel gear (61) is fixedly connected with the top of a stirring column (62), the stirring column (62) is movably connected with the drying tank (1), a driving wheel (63) is fixedly connected to the upper side of the stirring column (62), the driving wheel (63) is meshedly connected with a driven wheel (64), the top of the driven wheel (64) is fixedly connected with the bottom end of a fixed shaft (65), the top of the fixed shaft (65) is movably connected with the top inner wall of the drying tank (1), the driven wheel (64) is meshed with a gear ring (66), the outer side of the gear ring (66) is fixedly connected with a conductive slip ring (67), and the outer side of the conductive slip ring (67) is movably connected with the inner wall of the drying tank (1).
5. The fully automatic feeding device for injection molding according to claim 4, characterized in that: The stirring column (62) is provided with a stirring rod (68), the bottom side of the stirring column (62) is movably connected to a bearing ring (612), the left and right sides of the bearing ring (612) are fixedly connected to connecting rods (611), the ends of the two connecting rods (611) that are away from each other are fixedly connected to scrapers (69), the tops of the two scrapers (69) are fixedly connected to the bottom of the conductive slip ring (67), the two scrapers (69) are provided with electric heating plates (610), and the two scrapers (69) are compatible with the drying tank (1).
6. The fully automatic feeding device for injection molding according to claim 3, characterized in that: The conveying device (7) comprises a conveying pipe (71), the top of which is fixedly connected to the discharge port (8), a rotating shaft (72) is arranged inside the conveying pipe (71), the right end of the rotating shaft (72) passes through the conveying pipe (71) and is fixedly connected to the second pulley (73), the second pulley (73) is connected to the first pulley (55) through a transmission belt, and an auger (74) is arranged on the rotating shaft (72), and the auger (74) is adapted to the conveying pipe (71).