Feeding device of glass kiln

Abstract

The utility model relates to the technical field of glass manufacturing, and provides a glass kiln feeding device which comprises a spiral conveyor and a support, a hopper is erected on the support, the upper end of the hopper receives materials from the spiral conveyor, and the lower end of the hopper is rotationally connected with a guide groove communicated with a feeding port of a glass kiln. A motor used for changing the pitching angle of the guide groove is arranged on the support, the guide groove is rotationally connected to the lower portion of the hopper erected on the support, the motor is used for driving the guide groove to swing up and down, the material conveying angle of the guide groove is changed, the feeding flow speed and the material layer thickness are adjusted, and the feeding speed can be adjusted according to liquid level height feedback in the glass kiln. The inclination angle of the guide groove is adjusted in real time to ensure that the liquid level of molten glass in the glass kiln is stable; and meanwhile, the glass material directly slides to the guide groove from the hopper by virtue of gravity and then directly falls into the feeding hole, so that the residence time of the channel is reduced, the material blockage is avoided, and the feeding stability is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to glass manufacturing technical field, specifically, relate to a glass kiln feeding device. BACKGROUND

[0002] In the glass manufacturing process, the feeding operation of the glass kiln is mainly completed by the feeding machine. The feeding amount of the feeding machine directly affects the liquid level stability of the glass liquid inside the kiln. If the feeding amount of the feeding machine is unstable, it will cause the glass liquid level fluctuation, and further accelerate the erosion of the inner wall of the kiln, and affect the quality of the glass product. Therefore, maintaining the stability of the liquid level in the kiln is a key link in glass production.

[0003] The traditional feeding machine usually adopts a screw conveyor, which uniformly delivers the mixed material to the inside of the kiln under the drive of the motor. However, since the sleeve end of the screw conveyor needs to be inserted into the inside of the kiln, it is in a high-temperature environment for a long time, and the metal sleeve and the internal screw rod are easily eroded and ablated by high temperature, causing equipment damage, and the end is easily blocked by the influence of high-temperature molten glass, further affecting the stability of feeding, increasing the maintenance cost of the equipment, and affecting the continuity and stability of production. SUMMARY

[0004] The utility model aims at providing a glass kiln feeding device, which solves the problem of unstable feeding of the existing feeding machine.

[0005] The utility model realizes the following technical scheme: a glass kiln feeding device, including screw conveyor and support, the support is erected with hopper, the hopper upper end is connected with the material from the screw conveyor, the hopper lower end is rotatably connected with the guide groove that communicates with the glass kiln feeding port, the support is provided with the motor for changing the pitch angle of the guide groove.

[0006] Further, the included angle between the guide groove and the horizontal plane of the glass kiln feeding port is 15°-60°.

[0007] Further, the glass kiln is connected with a liquid level meter for detecting the internal liquid level height, and the liquid level meter is signal connected with the screw conveyor and the motor through the processor.

[0008] Further, the support includes a base plate, and the base plate is provided with a pulley and a sliding rail matched with the pulley.

[0009] Further, the motor is arranged on the base plate, and the motor is chain wheel driven with the guide groove.

[0010] Further, the front end of the base plate is provided with a buffer pad abutting against the glass kiln.

[0011] Further, the pulley is provided with a brake pad.

[0012] Further, the midpoint positions of the lower part of the hopper on both sides are respectively provided with connecting holes for connecting the guide groove.

[0013] The utility model has at least the following advantages and beneficial effects: the guide groove is rotatably connected to the lower part of the hopper erected on the support, the guide groove is driven to swing up and down by the motor, the angle of the guide groove for conveying materials is changed, the feeding flow rate and the material layer thickness are adjusted, the inclination angle of the guide groove is adjusted in real time according to the liquid level feedback in the glass kiln, the liquid level of the glass liquid in the glass kiln is stabilized, and meanwhile, the glass materials directly slide from the hopper to the guide groove by gravity and then directly fall into the feeding opening, the residence time in the channel is reduced, the materials are prevented from being blocked, and the stability of feeding is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 The utility model provides a kind of structure schematic view of glass kiln feeding device.

[0015] Figure 2 The utility model provides a kind of front view of glass kiln feeding device.

[0016] Figure 3 The utility model provides a kind of connection schematic view of hopper and guide groove in glass kiln feeding device.

[0017] Figure 4 The utility model provides a kind of section view of hopper and guide groove in glass kiln feeding device.

[0018] Figure 5 The utility model provides a kind of structure schematic view of hopper in glass kiln feeding device.

[0019] Figure 6 The utility model provides a kind of structure schematic view of guide groove in glass kiln feeding device.

[0020] Reference signs: 1-support, 11-base plate, 12-pulley, 13-cushion pad, 2-hopper, 20-connecting hole, 3-guide groove, 31-bottom plate, 32-top plate, 33-side plate, 331-rotating shaft, 4-motor, 5-slideway. DETAILED DESCRIPTION

[0021] The specific embodiments are described below in conjunction with the accompanying drawings.

[0022] EMBODIMENT

[0023] As Figures 1 to 6As shown, in the embodiment, a glass kiln feeding device is mainly disclosed, which comprises a screw conveyor and a support 1, a hopper 2 is arranged on the support 1, the hopper 2 is connected with the screw conveyor at the upper end, a guide groove 3 is rotatably connected with the lower end of the hopper 2 and is communicated with a feeding port of the glass kiln, and a motor 4 for changing the pitch angle of the guide groove 3 is arranged on the support 1. Specifically, the screw conveyor is driven by the variable frequency motor 4 to rotate the screw rod arranged in the sleeve, so as to realize the conveying of the glass material, the screw conveyor is horizontally fixed on the overhead layer plate above the support 1, and is away from the feeding port of the glass kiln, so as to reduce the influence of heat radiation on the equipment, prolong the service life of the equipment, and the overhead layer plate is provided with an opening aligned with the hopper 2, so as to facilitate the passing of the material. The guide groove 3 is driven by the motor 4 to swing up and down, the angle of the guide groove 3 conveying the material is changed, the feeding flow rate and the material layer thickness are adjusted, that is, the steeper the inclination angle of the guide groove 3 is, the faster the material flow rate is, and the thicker the material layer thickness is, so that the inclination angle of the guide groove 3 can be adjusted in real time according to the liquid level feedback in the glass kiln, and the liquid level stability of the glass liquid in the glass kiln is ensured. At the same time, the glass material directly slides from the hopper 2 to the guide groove 3 and then directly falls into the feeding port, so as to reduce the residence time in the channel, avoid the material blockage, and improve the stability of feeding.

[0024] Further, in the specific implementation, the included angle between the above-mentioned guide groove 3 and the horizontal plane of the glass kiln feeding port provided in the embodiment of the utility model is 15°-60°. Specifically, the guide groove 3 is composed of a bottom plate 31, a top plate 32 and two side plates 33, which effectively prevents the glass material from leaking out, the two side plates 33 are respectively connected with the lower part of the hopper 2, the top ends of the bottom plate 31 and the top plate 32 abut against the lower part of the hopper 2, and the swinging range of the guide groove 3 is limited.

[0025] Further, in the specific implementation, the above-mentioned glass kiln is connected with a liquid level meter for detecting the internal liquid level, and the liquid level meter is signal connected with the screw conveyor and the motor 4 through a processor. Specifically, the liquid level meter transmits the liquid level signal to the processor, the processor can be a PLC control system, the processor sends instructions to separately control the screw conveyor to change the rotating speed, or separately control the motor 4 to drive to change the inclination angle of the guide groove 3, or cooperatively control the screw conveyor and the motor 4 to adjust, so as to realize the stability of the liquid level in the kiln, improve the production efficiency and product quality, and reduce the manual intervention.

[0026] Further, in the specific implementation, as Figure 1 , Figure 2As shown in the utility model embodiment provides above support 1 including substrate 11, substrate 11 lower surface is provided with pulley 12 and the sliding rail 5 of cooperation with pulley 12. Specifically, the sliding rail 5 is opposite to the charging port, so that the charging device can be along the sliding rail 5 flexible movement, the maintenance and adjustment of equipment are convenient. It needs to be explained that along with the adjustment of the inclination angle of guide groove 3, in order to ensure the consistency of the horizontal position of the material, the sliding of support 1 on sliding rail 5 can be adjusted. For example, guide groove 3 is adjusted from large inclination angle to small inclination angle, guide groove 3 needs to be turned up, so that the horizontal position of the end of guide groove 3 moves forward to the direction of the charging port, at this time, in order to ensure the consistency of the material position, support 1 needs to be moved backward, so that the material position before and after adjustment is same.

[0027] Preferably, motor 4 is arranged on substrate 11, and motor 4 is in chain wheel transmission with guide groove 3. Specifically, motor 4 is installed on substrate 11, which can effectively reduce the gravity center of the overall structure and improve the stability of the operation of the device. Motor 4 is in chain wheel transmission with guide groove 3, a driving gear is connected to the output shaft of motor 4, a driven gear is fixed to the outer side wall of guide groove 3, the driving gear and the driven gear are in meshing transmission through a chain, and the tension state of the chain is checked regularly during operation to ensure the stability of the position of guide groove 3. It needs to be explained that if the angle of guide groove 3 does not need to be adjusted for a long time, in order to avoid the shaking of the end of guide groove 3 and reduce the load of the chain transmission structure, ceramic tiles can be arranged between the charging port and the end of guide groove 3.

[0028] Preferably, a buffer pad 13 abutting against the glass kiln is arranged at the front end of substrate 11. The impact and vibration between the device and the kiln are reduced, the device structure is protected, and the service life is prolonged.

[0029] Preferably, a brake pad is arranged on pulley 12. The position of the device can be quickly locked when it needs to be fixed, the sliding of the device during operation is prevented, and the safety of operation is improved.

[0030] Further, in specific implementation, as shown in the utility model embodiment, the connecting hole 20 for connecting guide groove 3 is arranged at the midpoint position of the lower surface of the two sides of hopper 2. Figure 5 As shown in the utility model embodiment, the connecting hole 20 for connecting guide groove 3 is arranged at the midpoint position of the lower surface of the two sides of hopper 2. Specifically, the inner wall of side plate 33 is provided with a rotating shaft 331 matched with connecting hole 20, so that the connection of guide groove 3 is more stable, the vibration and shaking during material conveying are reduced, and the stability of material conveying is ensured.

Claims

1. A glass furnace charging apparatus, characterized by, The device comprises a screw conveyor and a support (1), a hopper (2) is arranged on the support (1), the hopper (2) is connected with the screw conveyor at the upper end, and a guide chute (3) is connected with the hopper (2) at the lower end, the guide chute (3) is communicated with the feeding port of a glass kiln, and a motor (4) is arranged on the support (1) for changing the pitch angle of the guide chute (3).

2. A glass melter batch charging device as in claim 1, wherein, The included angle between the guide chute (3) and the horizontal plane of the feeding port of the glass kiln is 15-60°.

3. A glass melter batch charging device as in claim 1, wherein, The glass kiln is connected with a liquid level meter for detecting the liquid level height in the glass kiln, and the liquid level meter is connected with the screw conveyor and the motor (4) through a processor.

4. A glass melter batch charging device as in claim 1, wherein, The support (1) comprises a base plate (11), and pulleys (12) and slide rails (5) matched with the pulleys (12) are arranged on the base plate (11).

5. A glass melter batch charging device as in claim 4, wherein, The motor (4) is arranged on the base plate (11), and the motor (4) is chain-wheeled driven with the guide chute (3).

6. A glass melter batch charging device as in claim 4, wherein, A buffer pad (13) is arranged at the front end of the base plate (11) and abuts against the glass kiln.

7. A glass melter batch charging device as in claim 4, wherein, Brake pads are arranged on the pulleys (12).

8. A glass melter batch charging device as in claim 1, wherein, Connecting holes (20) for connecting the guide chute (3) are respectively arranged at the midpoint positions of the two sides of the lower part of the hopper (2).

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