Feeding device of plastic particle tablet press

Abstract

The utility model discloses a feeding device of a plastic particle tablet press, which relates to the field of plastic particle tablet presses and comprises a feeding cylinder, a discharge pipe is mounted on one side of the bottom of the feeding cylinder, a metering component is mounted at the bottom end of the discharge pipe, and the metering component comprises a metering box mounted at the bottom end of the discharge pipe. According to the utility model, through the arrangement of the metering assembly, when plastic particles fall into the metering box through the discharging pipe, the plastic particles fall onto the weighing platform, the weighing sensor can weigh the plastic particles, and when the weight weighed by the weighing sensor reaches a preset value, the weighing sensor can transmit a signal to an external control panel, so that the plastic particles are weighed by the weighing sensor; when the plastic particles are discharged, the external control panel closes the electromagnetic valve and starts the electric push rod and the driving motor, the driving motor works to drive the driving shaft to rotate and drive the baffle to rotate in the direction of the discharging pipeline, so that the baffle does not shield the discharging opening any more, the plastic particles conveniently slide into the discharging pipeline through the discharging opening and then are discharged through the discharging pipeline, and discharging can be completed.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of plastic particle tablet press, concretely to a feeding device of plastic particle tablet press. BACKGROUND

[0002] Plastic is a kind of material with high polymer organic matter as main component, and the plasticity is relatively high, and the application is very wide, and in the manufacturing process, plastic is sequentially subjected to uniform tabletting, heating and melting, material drawing and cooling, material cutting and forming and the like by synthetic resin and filler, plasticizer, stabilizer, lubricant and colorant and the like components;And the plastic tablet press is a kind of mechanical device for pressing the primary form of plastic particles into sheet or plate material, and the tabletting uniformity, tabletting efficiency and tabletting specification richness of the plastic tablet press are closely related to the production efficiency and economic benefit of enterprises, and generally, the feeding device is set to facilitate feeding.

[0003] According to the patent with the announcement number CN213227152U, a feeding device of a plastic particle tablet press is disclosed, in which the plastic particles are uniformly pushed to the connecting box by the transmission roller, and are uniformly slid out of the switch piece to the plastic stamping equipment during the rotation of the fixed block, thereby improving the work efficiency.

[0004] According to the above-mentioned patent content, the switch piece is provided to uniformly convey the material, which can uniformly convey the material, but it is difficult to quantitatively feed the material, so that the plastic particles may be added too much or too little, which may cause large weight difference of the tablets, thereby affecting the tabletting quality and reducing the feeding effect of the material. UTILITY MODEL CONTENT

[0005] Therefore, the utility model aims to provide a feeding device of plastic particle tablet press to solve the technical problem of inconvenient quantitative feeding of material.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a feeding device of plastic particle tablet press, including feeding cylinder, the bottom side of feeding cylinder is installed with discharge pipe, the bottom end of discharge pipe is installed with metering assembly, and the metering assembly includes metering box installed at the bottom end of discharge pipe, the inside lower part of metering box is equipped with weighing table, and the bottom of weighing table is installed with weighing sensor, one side of metering box is installed with electric push rod, and the output end of electric push rod is installed with push plate through movable rod, the other side of metering box is provided with discharge port, one side of the outer surface of metering box is installed with driving motor, the output end of driving motor is connected with driving shaft extending to the inside of discharge port, and the bottom of driving shaft is equipped with baffle.

[0007] By adopting the above technical scheme, the electric push rod can be started after the weighing is completed, so that the piston rod is elongated, and the push plate is driven to move to the discharge port direction and push the plastic particles on the weighing table to move.

[0008] Further, the other side of the metering box is also provided with a discharge pipeline, which is communicated with the discharge port.

[0009] By adopting the above technical scheme, the plastic particles can slide through the discharge port into the discharge pipeline, and then be discharged through the discharge pipeline.

[0010] Further, one side of the feeding cylinder is provided with a second motor, and the output end of the second motor is connected with a conveying shaft extending into the feeding cylinder.

[0011] By adopting the above technical scheme, the second motor can drive the conveying shaft to rotate, and then drive the spiral blade to rotate.

[0012] Further, the outer wall of the conveying shaft is provided with a spiral blade.

[0013] By adopting the above technical scheme, the conveying shaft can drive the spiral blade to rotate, and the spiral blade can convey the plastic particles after rotating.

[0014] Further, the top side of the feeding cylinder is provided with a feeding hopper, and the discharge pipe is provided with an electromagnetic valve.

[0015] By adopting the above technical scheme, the feeding hopper is arranged to facilitate the addition of plastic particles into the feeding cylinder.

[0016] Further, one side of the inside of the metering box is provided with a receiving groove, the push plate is located in the inside of the receiving groove, and the push plate is matched with the receiving groove.

[0017] By adopting the above technical scheme, the push plate can be received in the receiving groove, so as to avoid affecting the weighing effect of the weighing table.

[0018] Further, the baffle is located in the inside of the discharge port, and the baffle is rotatably connected with the metering box through a driving shaft.

[0019] By adopting the above technical scheme, when the driving shaft rotates, it will drive the baffle to rotate, and after the baffle no longer blocks the discharge port, the plastic particles will be discharged through the discharge port.

[0020] Further, the outer surface of the feeding hopper is provided with a fixed plate above and above the back, the outer surface of one of the fixed plates is provided with a first motor, the output end of the first motor is connected with a rotating shaft, and the outer wall of the rotating shaft is provided with a cover plate.

[0021] By adopting the technical scheme, the first motor works to drive the rotating shaft to rotate, and the rotating shaft drives the cover plate to rotate, so that the cover plate is opened and no longer blocks the feeding hopper, and at this time, the material can be added into the feeding cylinder through the feeding hopper.

[0022] Further, the discharge pipeline is arranged obliquely.

[0023] By adopting the technical scheme, the plastic particles can slide out of the discharge pipeline for discharging.

[0024] To sum up, the utility model mainly has the following beneficial effects:

[0025] 1. The utility model discloses a metering assembly is arranged, when plastic particles fall into the metering box inside through the discharge pipe, plastic particles will fall on the weighing table, and the weighing sensor can weigh plastic particles, when the weight of the weighing sensor reaches the preset value, it will transmit a signal to the external control panel, the external control panel will close the electromagnetic valve and start the electric push rod and drive motor, the drive motor works to drive the driving shaft to rotate, and drives the baffle to rotate to the discharge pipeline direction, so that the baffle no longer blocks the discharge port, and the electric push rod works to make the piston rod elongate and drive the push plate to move to the discharge port direction, and push the plastic particles on the weighing table to move, so that the plastic particles slide through the discharge port into the discharge pipeline, and then are discharged through the discharge pipeline, so that the discharging can be completed, and after the discharging is completed, the push plate is reset, the baffle is reset to block the discharge port, and the next batch of plastic particles can be weighed, so that the plastic particles can be added quantitatively, the feeding effect is improved, and the subsequent tablet quality is improved.

[0026] 2. The utility model discloses a storage groove is arranged, and the push plate can be stored in the storage groove, so that the weighing effect of the weighing table is not affected by the push plate. ACCURACY

[0027] Figure 1 It is the whole three-dimensional structure schematic diagram of the utility model;

[0028] Figure 2 It is the whole cross-sectional structure schematic diagram of the utility model;

[0029] Figure 3 It is the metering box cross-sectional structure schematic diagram of the utility model;

[0030] Figure 4 It is the metering box side sectional structure schematic diagram of the utility model;

[0031] Figure 5 It is the cover plate structure schematic diagram of the utility model;

[0032] Figure 6 It is the metering box cross-sectional structure schematic diagram of the utility model.

[0033] In the diagram: 1. Feeding cylinder; 2. Feeding hopper; 3. Fixing plate; 4. First motor; 5. Second motor; 6. Conveying shaft; 7. Spiral blade; 8. Discharge pipe; 9. Metering component; 901. Metering box; 902. Weighing platform; 903. Weighing sensor; 904. Collection trough; 905. Push plate; 906. Electric push rod; 907. Discharge port; 908. Baffle; 909. Drive shaft; 910. Drive motor; 10. Solenoid valve; 11. Discharge pipe; 12. Cover plate; 13. Rotating shaft. Detailed Implementation

[0034] The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and should not be construed as limiting the present invention.

[0035] The embodiments of this utility model will be described below based on its overall structure.

[0036] Example 1:

[0037] A feeding device for a plastic granule tableting machine, such as Figures 1-6 As shown, the device includes a feeding cylinder 1, a discharge pipe 8 installed on one side of the bottom of the feeding cylinder 1, a metering component 9 installed at the bottom of the discharge pipe 8, the metering component 9 including a metering box 901 installed at the bottom of the discharge pipe 8, a weighing platform 902 provided inside the lower part of the metering box 901, and a weighing sensor 903 installed at the bottom of the weighing platform 902, an electric push rod 906 installed on one side of the metering box 901, and a push plate 905 installed at the output end of the electric push rod 906 through a movable rod, and a discharge port 907 opened on the other side of the metering box 901.

[0038] Specifically, a drive motor 910 is installed on one side of the outer surface of the metering box 901. The output end of the drive motor 910 is connected to a drive shaft 909 extending into the discharge port 907. A baffle 908 is provided at the bottom of the drive shaft 909. After weighing is completed, the electric push rod 906 can be activated, causing the piston rod to extend and drive the pusher plate 905 to move towards the discharge port 907, thus pushing the plastic granules on the weighing platform 902 to move. A discharge pipe is also provided on the other side of the metering box 901. The discharge pipe 11 is connected to the discharge port 907. Plastic granules can slide into the discharge pipe 11 through the discharge port 907 and then be discharged through the discharge pipe 11. The baffle 908 is located inside the discharge port 907. The baffle 908 is rotatably connected to the metering box 901 through the drive shaft 909. When the drive shaft 909 rotates, it will drive the baffle 908 to rotate. After the baffle 908 rotates and no longer blocks the discharge port 907, the plastic granules will be discharged through the discharge port 907.

[0039] SeeFigures 1-4 The second motor 5 is installed on one side of the feeding cylinder 1, the output end of the second motor 5 is connected with a conveying shaft 6 extending into the interior of the feeding cylinder 1, the outer wall of the conveying shaft 6 is installed with a spiral blade 7, when the second motor 5 works, the conveying shaft 6 can be driven to rotate, the conveying shaft 6 can drive the spiral blade 7 to rotate, the spiral blade 7 can convey the plastic particles after rotating, the top side of the feeding cylinder 1 is provided with a feeding hopper 2, the outer surface of the feeding hopper 2 is installed with a fixed plate 3 above and on the back, the outer surface of one fixed plate 3 is installed with a first motor 4, the output end of the first motor 4 is connected with a rotating shaft 13, the outer wall of the rotating shaft 13 is installed with a cover plate 12, one end of the rotating shaft 13 is connected with the other fixed plate 3 through a bearing, the first motor 4 can drive the rotating shaft 13 to rotate, the rotating shaft 13 drives the cover plate 12 to rotate, so that the cover plate 12 is opened and no longer covers the feeding hopper 2, at this time, the material can be added into the interior of the feeding cylinder 1 through the feeding hopper 2, the electromagnetic valve 10 is installed on the discharge pipe 8, the setting of the feeding hopper 2 facilitates the addition of the plastic particles into the interior of the feeding cylinder 1, the discharge pipeline 11 is inclined to facilitate the plastic particles to slide out through the discharge pipeline 11, the first motor 4, the second motor 5, the electric push rod 906, the weighing sensor 903, the electromagnetic valve 10 and the driving motor 910 are electrically connected with the external control panel, so as to control the start or stop of the first motor 4, the second motor 5, the electric push rod 906, the weighing sensor 903, the electromagnetic valve 10 and the driving motor 910 through the external control panel, and the preset value of the weight measured by the weighing sensor 903 can be conveniently set through the external control panel.

[0040] Example two:

[0041] On the basis of the above-mentioned example one, in order to avoid the movement of the pushing plate 905 to the weighing table 902 to weigh the material, the following structure is set.

[0042] Referring to Figure 2 , Figure 3 , Figure 4 and Figure 6 , the inside of the metering box 901 is provided with a receiving groove 904 on one side, the pushing plate 905 is located in the interior of the receiving groove 904, the pushing plate 905 is adapted to the receiving groove 904, the pushing plate 905 can be accommodated in the interior of the receiving groove 904, avoiding the bottom of the pushing plate 905 from contacting the top of the weighing table 902, avoiding affecting the weighing of the weighing table 902, so that the weighing table 902 can weigh the material.

[0043] The working principle of the utility model is as follows: firstly, before use, first connect the power supply, then the staff starts the first motor 4 through the external control panel, the first motor 4 works and can drive the rotating shaft 13 to rotate, the rotating shaft 13 drives the cover plate 12 to rotate, the cover plate 12 rotates and opens and no longer covers the feeding hopper 2, at this time, the plastic particles can be added to the feeding cylinder 1 inside, then start the second motor 5, the second motor 5 works and can drive the conveying shaft 6 to rotate, and then drive the spiral blade 7 to rotate, the spiral blade 7 can convey the plastic particles, and open the electromagnetic valve 10, so that the plastic particles fall into the metering box 901 inside through the discharge pipe 8, the plastic particles fall onto the weighing platform 902, and the weighing sensor 903 can weigh the plastic particles, when the weight of the weighing sensor 903 reaches the preset value, it will transmit a signal to the external control panel, the external control panel will close the electromagnetic valve 10 and the second motor 5, and start the electric push rod 906 and the driving motor 910, the driving motor 910 works and can drive the driving shaft 909 to rotate, and drive the baffle 908 to rotate to the discharge pipeline 11 direction, so that the baffle 908 no longer covers the discharge port 907, and the electric push rod 906 works and makes the piston rod elongate and drive the push plate 905 to move to the discharge port 907 direction, and push the plastic particles on the weighing platform 902 to move, so that the plastic particles slide through the discharge port 907 and fall into the discharge pipeline 11, and then are discharged through the discharge pipeline 11, so that the discharging can be completed, after the discharging is completed, the push plate 905 is reset, the baffle 908 is reset and rotates to cover the discharge port 907, so that the next batch of plastic particles can be weighed, so that the plastic particles can be added quantitatively.

[0044] Although the embodiments of the utility model have been shown and described, the specific embodiments are only the explanation of the utility model, and are not the limitation of the utility model, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable way, the person skilled in the art can make the modification, replacement and change of the embodiment without creative contribution after reading the specification, but as long as in the range of the claims of the utility model, it is protected by the patent law.

Claims

1. A feeding device of a plastic pellet tablet press, comprising a feeding cylinder (1), characterized in that: The bottom side of the feeding cylinder (1) is provided with a discharging pipe (8), the bottom end of the discharging pipe (8) is provided with a metering assembly (9), and the metering assembly (9) comprises a metering box (901) installed at the bottom end of the discharging pipe (8), the inside of the metering box (901) is provided with a weighing table (902) below, the bottom of the weighing table (902) is provided with a weighing sensor (903), one side of the metering box (901) is provided with an electric push rod (906), the output end of the electric push rod (906) is provided with a pushing plate (905) through a movable rod, the other side of the metering box (901) is provided with a discharging port (907), one side of the outer surface of the metering box (901) is provided with a driving motor (910), the output end of the driving motor (910) is connected with a driving shaft (909) extending into the discharging port (907), and the bottom of the driving shaft (909) is provided with a baffle (908).

2. The feeding device of a plastic particle tablet press according to claim 1, characterized in that: The other side of the metering box (901) is also provided with a discharging pipe (11), and the discharging pipe (11) is communicated with the discharging port (907).

3. The feeding device of a plastic particle tablet press according to claim 1, characterized in that: One side of the feeding cylinder (1) is provided with a second motor (5), and the output end of the second motor (5) is connected with a conveying shaft (6) extending into the feeding cylinder (1).

4. The feeding device of a plastic particle tablet press according to claim 3, characterized in that: The outer wall of the conveying shaft (6) is provided with a spiral blade (7).

5. The feeding device of a plastic particle tablet press according to claim 1, wherein: The top side of the feeding cylinder (1) is provided with a feeding hopper (2), and the discharging pipe (8) is provided with a solenoid valve (10).

6. The feeding device of a plastic particle tablet press according to claim 1, characterized in that: One side of the inside of the metering box (901) is provided with a receiving groove (904), the pushing plate (905) is located in the inside of the receiving groove (904), and the pushing plate (905) is matched with the receiving groove (904).

7. The feeding device of a plastic particle tablet press according to claim 1, characterized in that: The baffle (908) is located in the inside of the discharging port (907), and the baffle (908) is rotatably connected with the metering box (901) through the driving shaft (909).

8. The feeding device of a plastic particle tablet press according to claim 5, wherein: The outer surface of the feeding hopper (2) is provided with a fixed plate (3) above and at the back, the outer surface of one of the fixed plates (3) is provided with a first motor (4), the output end of the first motor (4) is connected with a rotating shaft (13), and the outer wall of the rotating shaft (13) is provided with a cover plate (12).

9. The feeding device of a plastic particle tablet press according to claim 2, characterized in that: The discharging pipe (11) is inclined.

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