Automatic feeding mechanism for PVC colloidal particle production

Abstract

The utility model discloses an automatic feeding mechanism for PVC (polyvinyl chloride) colloidal particle production, which relates to the technical field of PVC colloidal particle production equipment and comprises a base frame, a bottom plate is mounted on the base frame in a liftable manner, a mounting frame is movably mounted on the bottom plate, a spiral feeder is fixedly mounted on the mounting frame, a stock bin is fixedly mounted at the top of the bottom plate, and a feeding hopper is fixedly mounted on the top of the stock bin. The bottom end of the stock bin is provided with a feeding assembly, the feeding assembly comprises a material conveying pipe, the end part of the material conveying pipe is movably provided with a feeding pipe, the feeding pipe is connected with a spiral feeder, and the interior of the material conveying pipe is movably provided with a feeding rod. According to the design scheme, through the design that the base plate is installed on the base frame in the liftable mode, when the position of the discharging end needs to be adjusted, the position of the discharging end can be adjusted by adjusting the height of the base plate and the horizontal position of the installation frame, and therefore the spiral feeding machine can be suitable for production equipment of various types, and the production efficiency is improved. And therefore, the universality of the spiral feeding machine is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of PVC granule production equipment, in particular to an automatic feeding mechanism for PVC granule production. Background Art

[0002] PVC plastic is a modified material composed of polyvinyl chloride resin as the main base material + plasticizer + stabilizer + colorant + UV absorber + filler processing aids.

[0003] In the production process of PVC pellets, the extrusion molding of PVC pellets is mainly completed by a PVC pellet extruder. In the prior art, a feeding funnel is fixed on the top of the PVC pellet extruder, and the PVC blending raw materials are delivered to the extruder through a screw feeder.

[0004] However, the discharge end position of the existing screw feeder is fixed. Since the positions of the feed ports of different types of production equipment are different, conventional screw feeders cannot be applied to different types of production equipment, resulting in low versatility of the screw feeder. Utility Model Content

[0005] In order to overcome the above-mentioned defects in the prior art, the utility model provides an automatic feeding mechanism for PVC granule production.

[0006] The technical solution adopted by the utility model to solve its technical problems is: an automatic feeding mechanism for PVC granule production, comprising a base frame, a bottom plate is installed on the base frame in a liftable manner, a mounting frame is movably installed on the bottom plate, a spiral feeder is fixedly installed on the mounting frame, a silo is fixedly installed on the top of the bottom plate, a feeding assembly is arranged at the bottom end of the silo, the feeding assembly comprises a conveying pipe, a feeding pipe is movably installed on the end of the conveying pipe, the feeding pipe is connected to the spiral feeder, and a feeding rod is movably installed inside the conveying pipe.

[0007] Furthermore, a makeshift groove is provided in the middle of the left end of the base plate, the mounting bracket is located in the makeshift groove, and slides are fixedly installed at the front and rear ends of the bottom of the mounting bracket, the slides are slidably installed on the guide rod, and the guide rod is fixedly installed at the bottom of the base plate, and a first electric telescopic rod is fixedly installed at the right end of the bottom of the base plate, and the power output end of the first electric telescopic rod is fixedly connected to the mounting bracket.

[0008] Furthermore, a downward-inclined mounting plate is provided at the left end of the mounting frame, and the spiral feeder is arranged and mounted on the mounting plate. The spiral feeder includes a feeding pipe, and an auger is rotatably installed in the feeding pipe. The feeding pipe is fixedly installed on the top of the mounting plate, and a motor is fixedly installed on the bottom of the mounting plate. The power output shaft of the motor is fixedly connected to the auger.

[0009] Furthermore, the feed pipe is fixedly mounted on one end of the loading pipe close to the mounting frame, the end of the feed pipe away from the loading pipe is slidably connected to the outer wall of the conveying pipe, and the end of the loading pipe away from the mounting frame is provided with a discharge pipe.

[0010] Furthermore, a discharge port is provided at the bottom end of the silo, the delivery pipe is fixedly installed at the discharge port of the silo, a support seat is fixedly installed at one end of the delivery pipe away from the feed pipe, the support seat is fixedly installed on the bottom plate, the feeding rod is slidably installed in the support seat, a second electric telescopic rod is provided below the support seat, the second electric telescopic rod is fixedly installed on the top of the bottom plate, a push plate is fixedly installed at the power output end of the second electric telescopic rod, and the push plate is fixedly connected to the end of the feeding rod away from the delivery pipe.

[0011] Furthermore, the diameter of the feeding rod is the same as the inner diameter of the feeding pipe.

[0012] Furthermore, hydraulic rods are provided at the four end points of the bottom of the base plate. The hydraulic rods are fixedly mounted on the base frame, and the power output shaft of the hydraulic rods is connected to the base plate.

[0013] The beneficial effect of the present invention is that the design of the present invention is that a base plate is installed on the base frame in a liftable manner, a mounting frame is movably installed on the base plate, and the spiral feeder is installed on the mounting frame. When the position of the discharge end needs to be adjusted, the position adjustment of the discharge end can be completed by adjusting the height of the base plate and the horizontal position of the mounting frame, so that the spiral feeder can be applied to various types of production equipment, thereby improving the versatility of the spiral feeder. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The present invention will be further described below with reference to the accompanying drawings and embodiments.

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

[0016] Figure 2 This is the main view of the utility model;

[0017] Figure 3 It is a right side view of the utility model;

[0018] Figure 4 for Figure 3 Schematic diagram of the cross-sectional structure in the AA direction.

[0019] In the figure: 1. base frame, 2. bottom plate, 21. clearance groove, 3. mounting frame, 31. mounting plate, 4. silo, 41. discharge port, 5. conveying pipe, 6. feeding pipe, 7. feeding rod, 8. slide, 9. guide rod, 10. first electric telescopic rod, 11. feeding pipe, 12. auger, 13. motor, 14. discharge pipe, 15. support base, 16. second electric telescopic rod, 17. push plate, 18. hydraulic rod. DETAILED DESCRIPTION

[0020] In order to more clearly illustrate the technical solution of the present invention, the present invention is further described below in conjunction with the accompanying drawings. Obviously, the drawings described below are only one embodiment of the present invention. For ordinary technicians in this field, without paying any creative work, other embodiments can be obtained based on these drawings and embodiments, which all fall within the scope of protection of the present invention.

[0021] according to Figure 1-4 As shown, an automatic feeding mechanism for PVC granule production includes a base frame 1, a bottom plate 2 is installed on the base frame 1 in a liftable manner, a mounting frame 3 is movably installed on the bottom plate 2, a spiral feeder is fixedly installed on the mounting frame 3, a silo 4 is fixedly installed on the top of the bottom plate 2 through a support frame, a feeding assembly is provided at the bottom end of the silo 4, the feeding assembly includes a delivery pipe 5, a feed pipe 6 is movably installed at the end of the delivery pipe 5, the feed pipe 6 is connected to the spiral feeder, and a feeding rod 7 is movably installed inside the delivery pipe 5.

[0022] In this embodiment, it is characterized in that a makeshift groove 21 is opened in the middle of the left end of the base plate 2, the mounting frame 3 is located in the makeshift groove 21, and slides 8 are fixedly installed at the front and rear ends of the bottom of the mounting frame 3. The slide 8 is slidably installed on the guide rod 9, and the guide rod 9 is fixedly installed on the bottom of the base plate 2 through a bracket. A first electric telescopic rod 10 is fixedly installed on the right end of the bottom of the base plate 2 through a bracket. The power output end of the first electric telescopic rod 10 is fixedly connected to the mounting frame 3, and the mounting frame 3 is driven by the first electric telescopic rod 10 to slide along the guide rod 9 on the base plate 2, thereby adjusting the front and rear position of the discharge end of the spiral feeder.

[0023] In this embodiment, it is characterized in that a downward-inclined mounting plate 31 is provided at the left end of the mounting frame 3, and a spiral feeder is arranged and mounted on the mounting plate 31. The spiral feeder includes a feeding pipe 11, and an auger 12 is rotatably mounted in the feeding pipe 11 through a bearing. The feeding pipe 11 is fixedly mounted on the top of the mounting plate 31 by bolts, and a motor 13 is fixedly mounted on the bottom of the mounting plate 31. The power output shaft of the motor 13 is fixedly connected to the auger 12. The feeding pipe 11 is tilted upward through the mounting plate 31, and the motor 13 drives the auger 12 to rotate. Under the action of the auger 12, the raw materials are transported from the silo 4 to the extruder.

[0024] In this embodiment, it is characterized in that the feed pipe 6 is fixedly installed on the end of the loading pipe 11 close to the mounting frame 3, the end of the feed pipe 6 away from the loading pipe 11 is slidingly connected to the outer wall of the conveying pipe 5, and the end of the loading pipe 11 away from the mounting frame 3 is provided with a discharge pipe 14, and the end of the discharge pipe 14 is vertically downwardly connected to the feed funnel of the pellet extruder.

[0025] In this embodiment, it is characterized in that the bottom end of the silo 4 is provided with a discharge port 41, and the feeding pipe 5 is fixedly installed at the discharge port 41 of the silo 4 by bolts, and the end of the feeding pipe 5 away from the feeding pipe 6 is fixedly installed with a support seat 15 by bolts, and the support seat 15 is fixedly installed on the bottom plate 2, and the feeding rod 7 is slidably installed in the support seat 15, and the diameter of the feeding rod 7 is the same as the inner diameter of the feeding pipe 5, and a second electric telescopic rod 16 is provided below the support seat 15, and the second electric telescopic rod 16 is fixedly installed on the top of the bottom plate 2 through a bracket, and a push plate 17 is fixedly installed at the power output end of the second electric telescopic rod 16, and the push plate 17 is welded to the end of the feeding rod 7 away from the feeding pipe 5, and the feeding rod 7 is connected to the second electric telescopic rod 16 through the push plate 17. Under the drive of the second electric telescopic rod 16, the feeding rod 7 extends outward from the support seat 15 into the feeding pipe 5, thereby pushing the raw materials in the feeding pipe 5 into the feeding pipe 6, and allowing the raw materials to enter the loading pipe 11 through the feeding pipe 6.

[0026] In this embodiment, hydraulic rods 18 are provided at the four end points of the bottom of the base plate 2. The hydraulic rods 18 are fixedly mounted on the base frame 1. The power output shaft of the hydraulic rods 18 is connected to the base plate 2. The height of the base plate 2 is adjusted by the hydraulic rods 18, thereby adjusting the upper and lower positions of the discharge end of the spiral feeder.

[0027] When the present invention is in use, according to different types of extruders, the horizontal position of the mounting frame 3 is adjusted by the first electric telescopic rod 10, thereby adjusting the horizontal position of the screw feeder, and then the height of the base plate 2 is adjusted by the hydraulic rod 18, so that the discharge pipe 14 is aligned with the feed funnel of the extruder, and the position adjustment of the discharge end can be completed. When the mounting frame 3 moves, the feed pipe 6 slides along the delivery pipe 5, and the raw materials in the silo 4 enter the delivery pipe 5 under the action of gravity. The feeding rod 7 is driven by the second electric telescopic rod 16 to push the raw materials in the delivery pipe 5 into the feed pipe 6, and the raw materials enter the screw feeder through the feed pipe 6, and the raw materials are transported to the extruder through the screw feeder, so that the screw feeder can be applied to various types of production equipment, thereby improving the versatility of the screw feeder.

[0028] The above embodiments are merely exemplary embodiments of the present invention and are not intended to limit the scope of the present invention. The scope of protection of the present invention is defined by the claims. Those skilled in the art may make various modifications or equivalent substitutions to the present invention within the spirit and scope of protection of the present invention, and such modifications or equivalent substitutions shall also be deemed to fall within the scope of protection of the present invention.

Claims

1. An automatic feeding mechanism for PVC granule production, comprising a base frame (1), characterized in that: A base plate (2) is installed on the base frame (1) in a liftable manner, a mounting frame (3) is movably installed on the base plate (2), a spiral feeder is fixedly installed on the mounting frame (3), a silo (4) is fixedly installed on the top of the base plate (2), a feeding assembly is arranged at the bottom end of the silo (4), and the feeding assembly includes a conveying pipe (5), a feed pipe (6) is movably installed at the end of the conveying pipe (5), the feed pipe (6) is connected to the spiral feeder, and a feeding rod (7) is movably installed inside the conveying pipe (5).

2. The automatic feeding mechanism for PVC granule production according to claim 1, characterized in that: A clearance groove (21) is provided at the middle of the left end of the base plate (2), and the mounting frame (3) is located in the clearance groove (21). Slide seats (8) are fixedly installed at the front and rear ends of the bottom of the mounting frame (3), and the slide seat (8) is slidably installed on the guide rod (9). The guide rod (9) is fixedly installed at the bottom of the base plate (2). A first electric telescopic rod (10) is fixedly installed at the right end of the bottom of the base plate (2), and the power output end of the first electric telescopic rod (10) is fixedly connected to the mounting frame (3).

3. The automatic feeding mechanism for PVC granule production according to claim 2, characterized in that: A downwardly inclined mounting plate (31) is provided at the left end of the mounting frame (3), and the spiral feeder is arranged and mounted on the mounting plate (31). The spiral feeder includes a feeding pipe (11), and a screw dragon (12) is rotatably mounted in the feeding pipe (11). The feeding pipe (11) is fixedly mounted on the top of the mounting plate (31), and a motor (13) is fixedly mounted on the bottom of the mounting plate (31), and a power output shaft of the motor (13) is fixedly connected to the screw dragon (12).

4. The automatic feeding mechanism for PVC granule production according to claim 3, characterized in that: The feed pipe (6) is fixedly mounted on one end of the loading pipe (11) close to the mounting frame (3); the end of the feed pipe (6) away from the loading pipe (11) is slidably connected to the outer wall of the conveying pipe (5); and the end of the loading pipe (11) away from the mounting frame (3) is provided with a discharge pipe (14).

5. The automatic feeding mechanism for PVC granule production according to claim 1, characterized in that: The bottom end of the silo (4) is provided with a discharge port (41), the delivery pipe (5) is fixedly installed at the discharge port (41) of the silo (4), the end of the delivery pipe (5) away from the feed pipe (6) is fixedly installed with a support seat (15), the support seat (15) is fixedly installed on the bottom plate (2), the feeding rod (7) is slidably installed in the support seat (15), a second electric telescopic rod (16) is provided below the support seat (15), the second electric telescopic rod (16) is fixedly installed on the top of the bottom plate (2), the power output end of the second electric telescopic rod (16) is fixedly installed with a push plate (17), and the push plate (17) is fixedly connected to the end of the feeding rod (7) away from the delivery pipe (5).

6. The automatic feeding mechanism for PVC granule production according to claim 5, characterized in that: The diameter of the feeding rod (7) is the same as the inner diameter of the feeding pipe (5).

7. The automatic feeding mechanism for PVC granule production according to claim 1, characterized in that: Hydraulic rods (18) are provided at the four end points of the bottom of the base plate (2). The hydraulic rods (18) are fixedly mounted on the base frame (1), and the power output shaft of the hydraulic rods (18) is connected to the base plate (2).

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