Drying and mixing device suitable for injection molding machine

Abstract

The utility model discloses a drying and mixing device suitable for an injection molding machine, and relates to the technical field of mixing of injection molding machines. The drying and mixing device suitable for the injection molding machine comprises a shell, a feeding and discharging mechanism is arranged on the shell, a heating mechanism is arranged on the shell, a second motor is fixedly connected to the top of the shell, a second rotating rod is fixedly connected to the output end of the top of the second motor, and two symmetrical stabilizers are fixedly connected to the top of the shell; the two connecting rods push the two cross blocks to horizontally reciprocate in the opposite directions along the cross grooves, in this way, the [-shaped frame on the outer surface of the sleeve rotates in the moving process, raw materials of the injection molding machine in the shell are fully stirred, heat circulation in the shell is increased, generated water vapor is discharged through the cross grooves, and the heat exchange efficiency of the injection molding machine is improved. Therefore, the working efficiency is improved as much as possible, the generated cost loss is reduced as much as possible, and meanwhile the quality of products produced after follow-up use is guaranteed as much as possible.

Description

Technical Field

[0001] The utility model relates to the technical field of injection molding machine mixing, in particular to a dry mixing device suitable for injection molding machines. Background Art

[0002] Injection molding machine is also called injection molding machine or injection machine. It is the main molding equipment that uses plastic molding molds to make plastic products of various shapes from thermoplastics or thermosetting plastics. It is divided into vertical, horizontal and all-electric types. The injection molding machine can heat the plastic and apply high pressure to the molten plastic to make it eject and fill the mold cavity;

[0003] Some existing injection molding machines need to mix the raw materials used before production and processing, and then pour the mixed raw materials into the injection molding machine, and then start the injection molding machine to produce products that meet the requirements. However, when the injection molding machine is actually used to produce products, the raw materials are directly poured in. However, the raw materials may become damp during long-term storage. At this time, if the water content is high, the products processed by the raw materials in the injection molding will have problems such as silver threads and discoloration, which may affect the quality of the products produced by the injection molding machine, thereby reducing the production efficiency of the products. Utility Model Content

[0004] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide a dry mixing device suitable for an injection molding machine, which can solve the problem that when using an injection molding machine to produce products, raw materials are directly poured in, but the raw materials may become damp during long-term storage. At this time, if the water content is high, it will affect the quality of the products produced by the injection molding machine, thereby reducing the production efficiency of the products.

[0005] To achieve the above object, the present utility model provides the following technical solution: A drying and mixing device suitable for an injection molding machine, including a housing, an inlet and outlet mechanism is provided on the housing, a heating mechanism is provided on the housing, a second motor is fixedly connected to the top of the housing, the top output end of the second motor is fixedly connected to a second rotating rod, two symmetrical stabilizing plates are fixedly connected to the top of the housing, the top of the two stabilizing plates is fixedly connected to a support plate, the inside of the support plate is rotationally connected to the surface of the second rotating rod, the two stabilizing plates are respectively arranged on both sides of the second motor, two cross grooves extending to the outside of the support plate are opened on the top of the support plate, the second rotating rod is arranged between the two cross grooves, a cross block extending to the outside of the cross groove is slidably connected inside the cross groove, the cross section of the cross groove and the cross block is a matching cross shape, a fixing plate is fixedly sleeved on the top end of the second rotating rod, connecting rods are rotationally connected to both the left and right sides of the fixing plate, one side of the connecting rod is rotationally connected to the top of the cross block, a rotating mechanism is arranged on the top of the housing, the bottom of the cross block is rotationally connected to a third rotating rod, two through grooves are opened on the top of the housing, the two through grooves are respectively arranged on both sides of the second motor, the bottom of the third rotating rod slidably penetrates into the inside of the through groove and extends to the inside of the housing, and a contact mechanism is arranged on the third rotating rod.

[0006] Preferably, the inlet and outlet mechanism includes a feed pipe, the bottom of the feed pipe is fixedly connected to the top of the housing and communicates the inside and outside of the housing, a discharge pipe is arranged on the outer surface of the housing, a sealing cover is arranged at the end of the discharge pipe away from the housing, and the other end of the discharge pipe penetrates into the inside of the housing.

[0007] Preferably, the heating mechanism includes a heating device, the bottom of the heating device is fixedly connected to the top surface of the housing, a heating layer is arranged inside the housing, the heating layer is electrically connected to the heating device, and heating wires are arranged inside the heating layer.

[0008] Preferably, the two rotating mechanisms include racks, the tops of the two racks are fixedly connected to the side of the support plate close to the housing and are respectively arranged on the front and rear sides of the bottom of the support plate with the second rotating rod as the center, tooth grooves are opened on the sides of the two racks close to the third rotating rod, a gear is fixedly sleeved on the outer surface of the third rotating rod, and the rack is meshed with the surface of the gear through the tooth grooves.

[0009] Preferably, the contact mechanism includes a sleeve, the sleeve is fixedly sleeved on the outer surface of the section of the third rotating rod located inside the housing, a U-shaped frame is fixedly connected to the outer surface of the sleeve, and the cross section of the U-shaped frame is U-shaped.

[0010] Preferably, a rotating disk is arranged inside the housing, the outer surface of the rotating disk is in contact with the inner wall of the housing, a second fixing plate is fixedly connected to the top of the rotating disk, the side of the second fixing plate away from the U-shaped frame is arc-shaped, and the outer arc surface of the second fixing plate is in contact with the inner wall of the housing.

[0011] Preferably, a rotating rod is fixedly connected to the bottom of the rotating disk, a cavity is provided inside the shell, and the other end of the rotating rod rotates through the inside of the shell and extends into the cavity.

[0012] Preferably, one end of the rotating rod located in the cavity is fixedly connected to a motor, and the bottom of the motor is fixedly connected to the inner wall of the bottom of the cavity.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] (1) The drying and mixing device suitable for injection molding machines, when it is necessary to dehumidify the injection molding machine raw materials that have been placed wet for a long time, first pour the raw materials into the interior of the shell through the feeding and discharging mechanism, then turn on the heating mechanism to increase the temperature inside the shell, and then turn on the second motor so that the output end of the second motor drives the second rotating rod to rotate forward and reverse, and the second rotating rod drives the fixed plate to rotate synchronously. When the fixed plate rotates, the two connecting rods push the two cross blocks to move horizontally reciprocatingly along the cross grooves in relative directions. Through the above method, the mold frame on the outer surface of the sleeve rotates during the movement, and the injection molding machine raw materials inside the shell are fully stirred, the heat circulation inside the shell is increased, and the generated water vapor is discharged through the cross grooves, thereby maximizing the work efficiency, minimizing the cost loss, and at the same time ensuring the quality of the products produced after subsequent use.

[0015] (2) The dry mixing device suitable for an injection molding machine, when the second motor is turned on to drive the two sleeves to make horizontal relative reciprocating movements and stir the raw materials, the motor is turned on synchronously, and the output end of the motor drives the rotating rod to rotate. The end of the rotating rod located inside the shell drives the rotating disk to rotate along the inner wall of the shell, and drives the outer arc surface of the second fixed plate on the top of the rotating disk to contact the inner wall of the shell and rotate synchronously with the rotation of the rotating disk. In the above manner, the second fixed plate is driven to rotate by the rotating plate, so that the raw materials that are not dispersed when the sleeves are stirred are further dispersed, thereby increasing the practicality of the device as much as possible. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0017] Figure 1 This is a schematic diagram of the overall structure of a dry mixing device suitable for an injection molding machine according to the utility model;

[0018] Figure 2 This is a schematic cross-sectional view of the interior of the housing of the utility model;

[0019] Figure 3 for Figure 2 Enlarged view of point A in the middle;

[0020] Figure 4 This is a schematic diagram of the structure of the third rotating rod of the utility model;

[0021] Figure 5 This is a schematic diagram of the bottom structure of the support plate of the utility model.

[0022] Figure numerals: 1. Shell; 2. Fixed ring; 3. Support rod; 4. Discharge pipe; 5. Heating device; 6. Connecting rod; 7. Fixed plate; 8. Cross block; 9. Cross groove; 10. Stabilizing plate; 11. Feed pipe; 12. Rack; 13. Through groove; 14. Moulding frame; 15. Heating layer; 16. Sleeve; 17. Motor; 18. Rotating rod; 19. Rotating disk; 20. Second fixed plate; 21. Second rotating rod; 22. Gear; 23. Third rotating rod; 24. Second motor; 25. Support plate. DETAILED DESCRIPTION

[0023] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0024] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply 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.

[0025] In the description of the present utility model, "greater than", "less than", "exceed" etc. are understood as not including the number itself, and "above", "below", "within" etc. are understood as including the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0026] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0027] See also Figure 1-5The utility model provides a technical solution: a dry mixing device suitable for an injection molding machine, comprising a shell 1, a feeding and discharging mechanism is arranged on the shell 1, a heating mechanism is arranged on the shell 1, a second motor 24 is fixedly connected to the top of the shell 1, the second motor 24 is a forward and reverse motor, which will not be described in detail here, a second rotating rod 21 is fixedly connected to the top output end of the second motor 24, two symmetrical stabilizing plates 10 are fixedly connected to the top of the shell 1, a support plate 25 is fixedly connected to the top of the two stabilizing plates 10, and the interior of the support plate 25 is connected to the second rotating rod 21. The surface of the movable rod 21 is rotatably connected, and the two stabilizing plates 10 are respectively arranged on both sides of the second motor 24. The top of the support plate 25 is provided with two cross grooves extending to the outside of the support plate 25. The second rotating rod 21 is arranged between the two cross grooves 9. The inside of the cross groove 9 is slidably connected with a cross block 8 extending to the outside of the cross groove 9. The cross groove (9) and the cross block (8) are cross-shaped in matching cross shapes. The top outer surface of the second rotating rod 21 is fixedly sleeved with a fixing plate 7. The left and right sides of the fixing plate 7 are rotatably connected with a connecting rod 6. One side of the connecting rod 6 is connected to the cross groove 9. The top of the cross block 8 is rotatably connected, the top of the shell 1 is provided with a rotating mechanism, the bottom of the cross block 8 is rotatably connected with a third rotating rod 23, the top of the shell 1 is provided with two through slots 13, the two through slots 13 are respectively provided on both sides of the second motor 24, the bottom of the third rotating rod 23 slides through the inside of the through slot 13 and extends to the inside of the shell 1, and the third rotating rod 23 is provided with a contact mechanism; when it is necessary to dehumidify the injection molding machine raw materials that have been placed wet for a long time, first pour the raw materials into the inside of the shell 1 through the feeding and discharging mechanism, and then turn on the heating The mechanism increases the temperature inside the shell 1, and then turns on the second motor 24, so that the output end of the second motor 24 drives the second rotating rod 21 to rotate forward and reverse, and the second rotating rod 21 drives the fixed plate 7 to rotate synchronously. When the fixed plate 7 rotates, the two connecting rods 6 push the two cross blocks 8 to move back and forth horizontally relative to each other along the cross groove 9. When the cross block 8 moves, the rotating structure drives the second rotating rod 21 to rotate, and drives the contact structure to stir the moist raw materials inside the shell 1. The water vapor generated during the heating process is discharged to the outside through the cross groove 9.

[0028] Furthermore, the feeding and discharging mechanism includes a feeding pipe 11, the bottom of which is fixedly connected to the top of the shell 1, and the inside of the shell 1 is communicated with the outside, and a discharging pipe 4 is provided on the outer surface of the shell 1, and a sealing cover is provided at one end of the discharging pipe 4 away from the shell 1, and the other end of the discharging pipe 4 penetrates into the inside of the shell 1. The raw materials are poured into the inside of the shell 1 through the feeding pipe 11, and after dehumidification, the sealing cover on the discharging pipe 4 is opened to take out the processed raw materials, and subsequent operations are performed.

[0029] Furthermore, the heating mechanism includes a heating device 5, the bottom of the heating device 5 is fixedly connected to the top surface of the housing 1, a heating layer 15 is arranged inside the housing 1, the heating layer 15 is electrically connected to the heating device 5, and heating wires are arranged inside the heating layer 15. When the heating device 5 is turned on, the heating wires work to generate heat and transfer it to the inside of the housing 1.

[0030] Furthermore, the rotating structure includes two racks 12. The tops of the two racks 12 are fixedly connected to one side of the support plate 25 close to the housing 1, and are respectively arranged on the front and rear sides of the bottom of the support plate 25 with the second rotating rod 21 as the center. Tooth grooves are formed on one side of the two racks 12 close to the third rotating rod 23. A gear 22 is fixedly sleeved on the outer surface of the third rotating rod 23. The rack 12 is meshed with the surface of the gear 22 through the tooth grooves; when the cross block 8 drives the third rotating rod 23 to rotate, the gear 22 synchronously moves along the rack 12 and drives the third rotating rod 23 to rotate;

[0031] Furthermore, the contact structure includes sleeves 16. The sleeves 16 are respectively fixedly sleeved on the outer surfaces of the two third rotating rods 23 inside the housing 1. A U-shaped frame 14 is fixedly connected to the outer surface of the sleeve 16. The cross section of the U-shaped frame 14 is U-shaped. The number of U-shaped frames 14 is multiple, and the multiple U-shaped frames 14 are equidistantly arranged on the sleeve 16 in a circumferential array manner. When the two sleeves 16 are closest to each other, the U-shaped frames 14 on the outer surfaces of the two sleeves 16 do not contact. When the two third rotating rods 23 move in opposite directions along the cross groove 9 through the cross block 8, and drive the third rotating rod 23 to rotate through the gear 22, the third rotating rod 23 drives the sleeve 16 and the U-shaped frames 14 on the outer surface of the sleeve 16 to rotate synchronously, and during the movement, the raw materials inside the housing 1 are stirred.

[0032] Furthermore, a rotating disk 19 is arranged inside the housing 1. The outer surface of the rotating disk 19 contacts the inner wall of the housing 1. A second fixing plate 20 is fixedly connected to the top of the rotating disk 19. The number of second fixing plates 20 is multiple, and the multiple second fixing plates 20 are equidistantly arranged on the rotating plate 19 in a circumferential array manner. One side of the second fixing plate 20 facing the U-shaped frame 14 is arc-shaped, and the outer arc surface of the second fixing plate 20 contacts the inner wall of the housing 1.

[0033] Furthermore, a rotating rod 18 is fixedly connected to the bottom of the rotating disk 19. A cavity is arranged inside the housing 1. The other end of the rotating rod 18 rotates through the housing 1 and extends into the cavity.

[0034] Furthermore, one end of the rotating rod 18 located in the cavity is fixedly connected to the motor 17, and the bottom of the motor 17 is fixedly connected to the inner wall of the bottom of the cavity; when the second motor 24 is turned on to drive the two sleeves 16 to move horizontally relative to each other and stir the raw materials, the motor 17 is turned on synchronously, and the output end of the motor 17 drives the rotating rod 18 to rotate, and the end of the rotating rod 18 located inside the shell 1 drives the rotating disk 19 to rotate along the inner wall of the shell 1, and drives the outer arc surface of the second fixed plate 20 on the top of the rotating disk 19 to contact the inner wall of the shell 1 and rotate synchronously with the rotation of the rotating disk 19.

[0035] Working principle: When it is necessary to dehumidify the injection molding machine raw materials that have been placed wet for a long time, first pour the raw materials into the interior of the shell 1 through the feeding and discharging mechanism, then turn on the heating mechanism first to increase the temperature inside the shell 1, and then turn on the second motor 24, so that the output end of the second motor 24 drives the second rotating rod 21 to rotate forward and reverse, and the second rotating rod 21 drives the fixed plate 7 to rotate forward and reverse synchronously. When the fixed plate 7 rotates, the two connecting rods 6 push the two cross blocks 8 to move horizontally relative to each other along the cross groove 9. When the cross block 8 moves, the rotating structure drives the second rotating rod 21 to rotate, and drives the contact structure to stir the wet raw materials inside the shell 1. The water vapor generated during the heating process is discharged to the outside through the cross groove 9, and the raw materials are poured into the interior of the shell 1 through the feeding pipe 11. After dehumidification, open the sealing cover on the discharge pipe 4 to take out the processed raw materials, and perform subsequent operations, turn on the heating device 5, and the heating wire generates heat and transfers it to the shell 1 , when the cross block 8 drives the third rotating rod 23 to rotate, the gear 22 moves synchronously along the rack 12 and drives the third rotating rod 23 to rotate. When the two sleeves 16 are closest to each other, the profile 14 on the outer surfaces of the two sleeves 16 do not contact. When the two third rotating rods 23 move in relative directions along the cross groove 9 through the cross block 8, and drive the third rotating rod 23 to rotate through the gear 22, the third rotating rod 23 drives the sleeve 16 and the profile 14 on the outer surface of the sleeve 16 to rotate synchronously, and in the process of moving, the raw materials inside the shell 1 are stirred. When the second motor 24 is turned on to drive the two sleeves 16 to move horizontally relative to each other and stir the raw materials, the motor 17 is turned on synchronously, and the output end of the motor 17 drives the rotating rod 18 to rotate. One end of the rotating rod 18 located inside the shell 1 drives the rotating disk 19 to rotate along the inner wall of the shell 1, and drives the outer arc surface on the second fixed plate 20 on the top of the rotating disk 19 to contact the inner wall of the shell 1 and rotate synchronously with the rotation of the rotating disk 19.

[0036] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A dry mixing device suitable for an injection molding machine, comprising a housing (1), characterized in that: An inlet and outlet mechanism is provided on the upper part of the housing (1), a heating mechanism is provided on the housing (1), a second motor (24) is fixedly connected to the top of the housing (1), the top output end of the second motor (24) is fixedly connected to a second rotating rod (21), two symmetrical stabilizing plates (10) are fixedly connected to the top of the housing (1), a support plate (25) is fixedly connected to the top of the two stabilizing plates (10), the inside of the support plate (25) is rotationally connected to the surface of the second rotating rod (21), the two stabilizing plates (10) are respectively arranged on both sides of the second motor (24), two cross grooves (9) extending to the outside of the support plate (25) are opened on the top of the support plate (25), the second rotating rod (21) is arranged between the two cross grooves (9), a cross block (8) extending to the outside of the cross groove (9) is slidably connected inside the cross groove (9), the cross section of the cross groove (9) and the cross block (8) is a matching cross shape, a fixing plate (7) is fixedly sleeved on the top end of the second rotating rod (21), connecting rods (6) are rotatably connected to both the left and right sides of the fixing plate (7), one side of the connecting rod (6) is rotatably connected to the top of the cross block (8), a rotating mechanism is arranged on the top of the housing (1), the bottom of the cross block (8) is rotatably connected to a third rotating rod (23), two through grooves (13) are opened on the top of the housing (1), the two through grooves (13) are respectively arranged on both sides of the second motor (24), the bottom of the third rotating rod (23) slidably penetrates into the inside of the through groove (13) and extends into the inside of the housing (1), and a contact mechanism is arranged on the third rotating rod (23).

2. A dry mixing device suitable for an injection molding machine according to claim 1, characterized in that: The inlet and outlet mechanism includes a feed pipe (11), the bottom of the feed pipe (11) is fixedly connected to the top of the housing (1) and communicates the inside and outside of the housing (1), a discharge pipe (4) is arranged on the outer surface of the housing (1), a sealing cover is arranged at one end of the discharge pipe (4) away from the housing (1), and the other end of the discharge pipe (4) penetrates into the inside of the housing (1).

3. A dry mixing device suitable for an injection molding machine according to claim 1, characterized in that: The heating mechanism includes a heating device (5), the bottom of the heating device (5) is fixedly connected to the top surface of the housing (1), a heating layer (15) is arranged inside the housing (1), the heating layer (15) is electrically connected to the heating device (5), and heating wires are arranged inside the heating layer (15).

4. A dry mixing device suitable for an injection molding machine according to claim 1, characterized in that: The two rotating mechanisms include racks (12), the tops of the two racks (12) are fixedly connected to the side of the support plate (25) close to the housing (1) and are respectively arranged on the front and rear sides of the bottom of the support plate (25) with the second rotating rod (21) as the center, tooth grooves are opened on the side of the two racks (12) close to the third rotating rod (23), a gear (22) is fixedly sleeved on the outer surface of the third rotating rod (23), and the rack (12) is meshed with the surface of the gear (22) through the tooth grooves.

5. A dry mixing device suitable for an injection molding machine according to claim 1, characterized in that: The contact mechanism includes a sleeve (16), the sleeve (16) is fixedly sleeved on the outer surface of a section of the third rotating rod (23) located inside the housing (1), a U-shaped frame (14) is fixedly connected to the outer surface of the sleeve (16), and the cross section of the U-shaped frame (14) is U-shaped.

6. A dry mixing device suitable for an injection molding machine according to claim 5, characterized in that: A rotating disk (19) is arranged inside the shell (1), and the outer surface of the rotating disk (19) contacts the inner wall of the shell (1). A second fixing plate (20) is fixedly connected to the top of the rotating disk (19). The side of the second fixing plate (20) away from the molded frame (14) is arranged in an arc shape, and the outer arc surface of the second fixing plate (20) contacts the inner wall of the shell (1).

7. A dry mixing device suitable for an injection molding machine according to claim 6, characterized in that: The bottom of the rotating disk (19) is fixedly connected to a rotating rod (18), a cavity is provided inside the shell (1), and the other end of the rotating rod (18) rotates to penetrate into the shell (1) and extends into the cavity.

8. A dry mixing device suitable for an injection molding machine according to claim 7, characterized in that: One end of the rotating rod (18) located in the cavity is fixedly connected to a motor (17), and the bottom of the motor (17) is fixedly connected to the inner wall of the bottom of the cavity.

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