Feeding and shunting device of rubber internal mixer

Abstract

The utility model discloses a feeding shunting device of a rubber internal mixer, which comprises a support plate, a mounting bracket fixedly arranged at the upper end of the support plate, a feeding pipe fixedly arranged at the upper end of the mounting bracket, and a shunting pipe rotationally arranged at the lower end of the mounting bracket, and the shunting pipe comprises a first vertical pipe, a connecting pipe and a second vertical pipe, the first vertical pipe is rotationally connected with the mounting support through a bearing, an arc-shaped guide groove is fixedly formed in the upper end of the supporting plate, the second vertical pipe is connected with the arc-shaped guide groove in a sliding fit mode, the supporting plate is provided with a plurality of discharging holes, the discharging holes correspond to the second vertical pipe in position, and the lower end of each discharging hole is provided with a discharging channel. And the mounting bracket is provided with a driving structure for driving the first vertical pipe to rotate. Compared with the prior art, the material distributing device is provided with the distributing pipe, the arc-shaped guide groove, the multiple discharging holes, the discharging channels and the driving structure, raw materials can be conveniently distributed into the multiple discharging channels, and the production efficiency and the equipment utilization rate are higher.

Description

Technical Field

[0001] The utility model belongs to the technical field of rubber production equipment, in particular to a feed splitting device for a rubber internal mixer. Background Art

[0002] Closed rubber mixer is also called internal mixer, which is mainly used for rubber plasticizing and mixing. Internal mixer is a machine with a pair of rotors with specific shapes and relative rotation, which can plasticize and mix polymer materials intermittently under adjustable temperature and pressure. In the process of production or test production, feed diversion device is often used.

[0003] As disclosed in CN209922153U, a feed diverter device for a rubber internal mixer comprises a diverter valve body, a feed channel and two discharge channels are arranged on the diverter valve body, a rotatable diverter plate is arranged in the diverter valve body, a driving component that can drive the diverter plate to rotate is arranged on the diverter valve body, and the rotation of the diverter plate can make one of the two discharge channels connected to achieve diversion, and the feed channel is provided with a jet hole that can blow off the raw material remaining in the diverter valve body to empty the diverter valve body, the jet hole can be connected to an external air source through an air inlet pipe, and the air inlet pipe is connected with a control switch that is convenient for an operator to control the jet hole to spray. The utility model can make one of the two discharge channels connected to achieve diversion through the rotation of the diverter plate, and the feed channel is provided with a jet hole that can blow off the raw material remaining in the diverter valve body to empty the diverter valve body, while achieving the diversion effect, it also ensures the accurate and complete output of the content of each component of the raw material.

[0004] When the above device is used, the splitter plate and the limit block cooperate to separate the two discharge channels for flow diversion, and the device can only switch between the two discharge channels, which is not convenient for flow diversion between multiple discharge channels. Utility Model Content

[0005] The utility model provides a feed splitting device for a rubber internal mixer, aiming to solve the problems raised in the background technology.

[0006] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a feed diversion device for a rubber internal mixer, comprising: a support plate, a mounting bracket is fixedly provided on the upper end of the support plate, a feed pipe is fixedly provided on the upper end of the mounting bracket, a diversion pipe is rotatably provided on the lower end of the mounting bracket, the diversion pipe comprises a first vertical pipe, a connecting pipe and a second vertical pipe, the first vertical pipe is rotatably connected to the mounting bracket through a bearing, an arc-shaped guide groove is fixedly provided on the upper end of the support plate, the second vertical pipe is slidably connected to the arc-shaped guide groove, the support plate is provided with a plurality of feed holes, the feed holes are arranged corresponding to the positions of the second vertical pipes, a discharge channel is provided at the lower end of each feed hole, a sealing ring is provided at the lower end of the second vertical pipe, and the mounting bracket is provided with a driving structure for driving the first vertical pipe to rotate.

[0007] Furthermore, the driving structure includes a worm wheel, a worm, a support frame and a driving motor, a worm wheel is fixedly arranged on the outside of the first vertical tube, the support frame is fixedly connected to the mounting bracket, the support frame is rotatably provided with the worm, the worm is connected to the output end of the driving motor, and the worm wheel is meshed with the worm.

[0008] Furthermore, the inner diameter of the first vertical pipe is larger than the inner diameter of the feeding pipe.

[0009] Furthermore, the diameter of the feed hole is larger than the inner diameter of the second vertical pipe, the diameter of the feed hole is smaller than the outer diameter of the second vertical pipe, and the diameter of the sealing ring is larger than the diameter of the feed hole.

[0010] Furthermore, the inner diameter of the discharge channel is larger than the diameter of the discharge hole.

[0011] Furthermore, the support plate is provided with three feeding holes.

[0012] Furthermore, a shielding plate is fixedly provided on the outer side of the second vertical tube, and the shielding plate is slidably connected with the arc-shaped guide groove.

[0013] Furthermore, a rubber pad is fixedly provided at the bottom end of the shielding plate.

[0014] Compared with the prior art, the utility model has the following beneficial effects: since the utility model is provided with a support plate, a mounting bracket, a feed pipe, a diversion pipe, an arc-shaped guide groove, a plurality of discharge holes, a discharge channel and a driving structure, a driving motor can be used to drive the worm to rotate and then drive the worm wheel and the first vertical pipe to rotate; the connecting pipe connects and fixes the first vertical pipe with the second vertical pipe; the rotation of the first vertical pipe can drive the second vertical pipe to rotate and make the second vertical pipe slide along the arc-shaped guide groove, so that the second vertical pipe is aligned with different discharge holes, so that the raw materials entering from the feed pipe can be diverted into a plurality of different discharge holes, so that the raw materials entering from the feed pipe can be diverted into a plurality of discharge channels, thereby facilitating the diversion of the raw materials entering from the feed pipe to a plurality of discharge channels, and the production efficiency and equipment utilization rate are higher. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the overall structure of the utility model from a first viewing angle;

[0016] Figure 2 It is a schematic diagram of the overall structure of the utility model from a second viewing angle;

[0017] Figure 3 yes Figure 2 Partial schematic diagram at point A in the middle;

[0018] Figure 4 This is a schematic diagram of the split structure of the utility model from the first perspective;

[0019] Figure 5 This is a schematic diagram of the split structure of the utility model from a second viewing angle;

[0020] Figure 6 yes Figure 5 Partial schematic diagram at point B in the middle.

[0021] In the figure: 1. support plate; 2. mounting bracket; 3. feed pipe; 4. diverter pipe; 5. first vertical pipe; 6. connecting pipe; 7. second vertical pipe; 8. arc guide groove; 9. feed hole; 10. discharge channel; 11. sealing ring; 12. drive structure; 13. worm gear; 14. worm; 15. support frame; 16. drive motor; 17. baffle plate; 18. rubber pad. DETAILED DESCRIPTION

[0022] 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.

[0023] like Figure 1-Figure 6As shown, a feed diversion device for a rubber internal mixer comprises: a support plate 1, a mounting bracket 2 is fixedly provided on the upper end of the support plate 1, a feed pipe 3 is fixedly provided on the upper end of the mounting bracket 2, a diversion pipe 4 is rotatably provided on the lower end of the mounting bracket 2, the diversion pipe 4 comprises a first vertical pipe 5, a connecting pipe 6 and a second vertical pipe 7, the first vertical pipe 5 is rotatably connected to the mounting bracket 2 through a bearing, an arc guide groove 8 is fixedly provided on the upper end of the support plate 1, the second vertical pipe 7 is slidably connected to the arc guide groove 8, the support plate 1 is provided with a plurality of feed holes 9, the feed holes 9 are arranged corresponding to the positions of the second vertical pipe 7, and each feed hole 9 is provided with a plurality of feed holes 9. The lower end of each discharge hole 9 is provided with a discharge channel 10, the lower end of the second vertical tube 7 is provided with a sealing ring 11, the mounting bracket 2 is provided with a driving structure 12 for driving the first vertical tube 5 to rotate, the support plate 1 is provided with three discharge holes 9, the driving structure 12 includes a worm gear 13, a worm 14, a support frame 15 and a driving motor 16, a worm gear 13 is fixedly provided on the outer side of the first vertical tube 5, the support frame 15 is fixedly connected to the mounting bracket 2, the support frame 15 is rotatably provided with a worm 14, the worm 14 is connected to the output end of the driving motor 16, the worm gear 13 is meshed with the worm 14, and the driving motor 16 is an existing The invention relates to a rubber mixing machine, wherein the first vertical pipe 5 is connected to the feed pipe 3, the feed pipe 3 is connected to the external known raw material batching device, each discharge channel 10 is respectively connected to a rubber internal mixer, the support plate 1 is fixedly connected to the external support structure, and the support plate 1, the mounting bracket 2, the feed pipe 3, the diverter pipe 4, the first vertical pipe 5, the connecting pipe 6, the second vertical pipe 7, the arc guide groove 8, the plurality of discharge holes 9, the discharge channel 10, the driving structure 12, the worm gear 13, the worm 14, the support frame 15 and the driving motor 16 are arranged, and the driving motor 16 can be used to drive the worm 14 to rotate. This in turn drives the worm gear 13 and the first vertical tube 5 to rotate, and the connecting tube 6 connects and fixes the first vertical tube 5 and the second vertical tube 7. The rotation of the first vertical tube 5 can drive the second vertical tube 7 to rotate and make the second vertical tube 7 slide along the arc-shaped guide groove 8. The discharge hole 9 is arranged at the bottom of the arc-shaped guide groove 8. The driving motor 16 can be used to drive the second vertical tube 7 to align with different discharge holes 9, so that the raw materials entering from the feed pipe 3 can be diverted into multiple different discharge holes 9, which is convenient for diverting the raw materials entering from the feed pipe 3 to multiple discharge channels 10, and the production efficiency and equipment utilization rate are higher.

[0024] The inner diameter of the first vertical tube 5 is larger than that of the feed tube 3, the diameter of the discharge hole 9 is larger than that of the second vertical tube 7, the diameter of the discharge hole 9 is smaller than the outer diameter of the second vertical tube 7, the diameter of the sealing ring 11 is larger than that of the discharge hole 9, and the inner diameter of the discharge channel 10 is larger than that of the discharge hole 9. By setting the sealing ring 11, the lower end of the second vertical tube 7 can be more tightly connected to the upper end of the discharge hole 9 to prevent the raw material from leaking. The inner diameter of the first vertical tube 5 is larger than that of the feed tube 3, the diameter of the discharge hole 9 is larger than that of the second vertical tube 7, and the inner diameter of the discharge channel 10 is larger than the diameter of the discharge hole 9, which can reduce the collision of the raw material with the first vertical tube 5, the discharge hole 9 and the upper end of the discharge channel 10, so that the raw material can slide more smoothly.

[0025] A baffle plate 17 is fixedly provided on the outside of the second vertical tube 7, and the baffle plate 17 is slidably connected to the arc-shaped guide groove 8. A rubber pad 18 is fixedly provided on the bottom end of the baffle plate 17. By setting the baffle plate 17 and the rubber pad 18, when the second vertical tube 7 is aligned with a discharge hole 9, the baffle plate 17 and the rubber pad 18 can be used to shield and protect the discharge hole 9 next to the discharge hole 9, thereby reducing external dust or impurities from falling into the discharge channel 10.

[0026] The working principle of the utility model is as follows: in the process of rubber production or new product trial production, it is often necessary to replace the raw material components or proportions. In order to improve efficiency and equipment utilization, after the raw material batching of the first component is completed, it is transported to the first rubber internal mixer through a feed hole 9 and a discharge channel 10 for internal mixing. After all the raw materials are transported, the raw material batching device will prepare the raw materials of the second component according to the settings, and then the drive motor 16 can be controlled to drive the worm 14 to rotate and then drive the worm wheel 13 and the first vertical tube 5 to rotate. The rotation of the first vertical tube 5 can drive the second vertical tube 7 to rotate and make the second vertical tube 7 slide along the arc guide groove 8, so that the second vertical tube 7 is aligned with the other feed hole 9, so that the raw material of the second component can be transported to the second rubber internal mixer for internal mixing. Repeating the above operation can transport the raw material of the third component to the third rubber internal mixer for internal mixing. The equipment is more convenient to use, and the production efficiency and equipment utilization are higher. This is the working principle of the device.

[0027] The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

Claims

1. A feed splitter device for a rubber internal mixer, characterized in that: The invention comprises a support plate (1), a mounting bracket (2) is fixedly provided on the upper end of the support plate (1), a feed pipe (3) is fixedly provided on the upper end of the mounting bracket (2), a flow dividing pipe (4) is rotatably provided on the lower end of the mounting bracket (2), the flow dividing pipe (4) comprises a first vertical pipe (5), a connecting pipe (6) and a second vertical pipe (7), the first vertical pipe (5) is rotatably connected to the mounting bracket (2) via a bearing, an arc-shaped guide groove ( 8), the second vertical tube (7) is slidably connected to the arc-shaped guide groove (8), the support plate (1) is provided with a plurality of discharge holes (9), the discharge holes (9) are arranged corresponding to the positions of the second vertical tube (7), the lower end of each discharge hole (9) is provided with a discharge channel (10), the lower end of the second vertical tube (7) is provided with a sealing ring (11), and the mounting bracket (2) is provided with a driving structure (12) for driving the first vertical tube (5) to rotate.

2. A feed splitter device for a rubber internal mixer according to claim 1, characterized in that: The driving structure (12) comprises a worm wheel (13), a worm (14), a support frame (15) and a driving motor (16); a worm wheel (13) is fixedly arranged on the outer side of the first vertical tube (5); the support frame (15) is fixedly connected to the mounting bracket (2); the support frame (15) is rotatably provided with the worm (14); the worm (14) is connected to the output end of the driving motor (16); and the worm wheel (13) is meshed with the worm (14).

3. A feed splitter device for a rubber internal mixer according to claim 2, characterized in that: The inner diameter of the first vertical pipe (5) is larger than the inner diameter of the feed pipe (3).

4. A feed splitter device for a rubber internal mixer according to claim 3, characterized in that: The diameter of the feed hole (9) is larger than the inner diameter of the second vertical pipe (7), the diameter of the feed hole (9) is smaller than the outer diameter of the second vertical pipe (7), and the diameter of the sealing ring (11) is larger than the diameter of the feed hole (9).

5. A feed splitter device for a rubber internal mixer according to claim 4, characterized in that: The inner diameter of the discharge channel (10) is larger than the diameter of the discharge hole (9).

6. A feed splitter device for a rubber internal mixer according to claim 2, characterized in that: The support plate (1) is provided with three feeding holes (9).

7. A feed splitter device for a rubber internal mixer according to claim 2, characterized in that: A shielding plate (17) is fixedly arranged on the outside of the second vertical tube (7), and the shielding plate (17) is connected to the arc-shaped guide groove (8) in a sliding manner.

8. A feed splitter device for a rubber internal mixer according to claim 7, characterized in that: A rubber pad (18) is fixedly arranged at the bottom end of the shielding plate (17).

Images