CN219259867U - Improved roller way for heat treatment of glass ceramics - Google Patents

Abstract

The utility model relates to the field of microcrystalline product processing equipment, in particular to an improved roller way for microcrystalline glass heat treatment, which comprises a power unit, variable roller groups and a frame, wherein the variable roller groups are provided with two conveying rollers and a transmission assembly capable of switching the rotation conditions of the two conveying rollers, temperature measuring sensors are arranged on rotating bearings of the conveying rollers, a plurality of variable roller groups are arranged at intervals and locked on the frame, and the variable roller groups are respectively connected with the power unit and can be provided with driving force by the power unit. According to the utility model, the roller way for heat treatment of glass ceramics is improved, the temperature sensor is utilized to feed back bearing abnormality and failure pre-judgment of the conveying rollers in advance on the temperature difference change of the bearing, so that one conveying roller can be rapidly switched to use the other conveying roller before failure occurs, the roller way can be ensured to continuously work, the risk caused by deformation, roller collapse or roller winding of glass sheets in a kiln is reduced, and the stability of a heat treatment production line is improved.

Description

Improved roller way for heat treatment of glass ceramics

Technical Field

The utility model relates to the field of microcrystalline product processing equipment, in particular to an improved roller way for heat treatment of microcrystalline glass.

Background

Microcrystalline glass is popular among the public because of its excellent physical and chemical properties. The continuous calendaring method is one of the important production modes for producing glass ceramics plates, and is widely applied to the industrialized and large-scale production of glass ceramics products. The continuous rolling method is to roll a sheet with a certain thickness by a calender after the glass raw material is melted into a blank, and then send the sheet into a kiln of a heat treatment production line for heat treatment to crystallize the sheet, so as to produce the required microcrystalline glass. At present, the microcrystallization heat treatment performed by a heat treatment production line is roughly classified into: the four heat treatment stages of soaking treatment, nucleation heat treatment, crystallization heat treatment and cooling treatment are adopted, so that at least four sections of independent roller tables are used for continuous and synchronous conveying in the whole kiln; because the temperature of each section except the cooling section is above the softening point temperature of glass in the heat treatment process of glass ceramics, the glass sheets are transported on the roller ways and are not completely hardened, and each section of roller way is generally composed of a plurality of single conveying rollers arranged on a frame at present, the main reason that the conveying rollers break down is that the bearing is burnt out by overheating so as to lead the conveying rollers to be blocked, and if one conveying roller of the roller way breaks down and can not be transported synchronously, the glass sheets can deform, collapse or become entangled in the kiln so as to influence the quality of products or produce accidents. Therefore, how to improve the roller way, how to detect the bearing abnormality before a certain conveying roller breaks down and replace the spare conveying roller in time ensures that the roller way can continuously work to reduce the risks caused by deformation, roller collapse or roller winding of glass sheets in a kiln so as to improve the stability of a heat treatment production line, and the problem to be solved in the scheme is solved.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model discloses an improved roller way for heat treatment of glass ceramics, which comprises a power unit, a variable roller set and a frame, wherein the variable roller set is provided with two rotary conveying rollers and a transmission component which is arranged between the two rotary conveying rollers and can switch the rotation condition of the two conveying rollers, a temperature measuring sensor is arranged on a rotary bearing of the conveying rollers, the two conveying rollers can be replaced and the other conveying roller can be rapidly switched before one conveying roller fails; the variable roller sets are a plurality of groups, the variable roller sets are arranged at intervals and locked on the frame, and the variable roller sets are respectively connected with the power unit and can be provided with driving force by the power unit. According to the utility model, a roller way for heat treatment of glass ceramics is improved, a single conveying roller of a conventional roller way is replaced by a variable roller set, the variable roller set is provided with two conveying rollers side by side, a temperature sensor is arranged on a rotary bearing of the conveying rollers, and the temperature sensor is utilized to feed back bearing abnormality and pre-judge faults of the conveying rollers in advance according to the temperature difference change of the bearing; the switching component of the variable roller set is utilized to switch the power source of the gear fixedly connected with the two conveying rollers, so that one conveying roller can be rapidly switched to use the other conveying roller before failure occurs, the roller way is ensured to continuously work, the risk of deformation, roller collapse or roller winding of the glass sheet in the kiln is reduced, and the stability of the heat treatment production line is improved.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides an improved generation roll table that glass ceramic heat treatment used, includes power unit and frame, power unit lock solid on the frame, its characterized in that: the variable roller set is provided with two replaceable side-by-side rotary conveying rollers, the other conveying roller can be rapidly switched to use before one conveying roller fails, the variable roller set is a plurality of groups, the plurality of groups of variable roller sets are arranged at intervals in parallel and are locked on the frame, and the plurality of groups of variable roller sets are respectively connected with the power unit and can provide driving force by the power unit.

The variable roller set comprises a conveying roller assembly and a transmission assembly, wherein the conveying roller assembly comprises two rotatable conveying rollers, the transmission assembly comprises two gears and a conversion mechanism capable of switching the rotation condition of the two gears, and the transmission assembly is arranged at one end of the conveying roller assembly and the two gears of the transmission assembly are fixedly connected with the two conveying rollers of the conveying roller assembly respectively.

The conveying roller assembly comprises a first conveying roller and a second conveying roller, the first conveying roller and the second conveying roller both comprise a round roller body and a rotating shaft penetrating through the roller body and fixedly connected with the roller body, bearing seats with bearings are respectively arranged on the exposed rotating shafts, and the first conveying roller and the second conveying roller are arranged side by side and are connected to the rack through the bearing seats in a locking mode.

The first conveying roller and the second conveying roller have different rotating shafts and the same shaft diameter, the circular roller bodies of the first conveying roller and the second conveying roller have the same outline dimension, and the first conveying roller and the second conveying roller are equal in height.

The conveying roller assembly further comprises temperature measuring sensors, the temperature measuring sensors are used for measuring the temperature of the bearings, the temperature measuring sensors are arranged in a plurality of pieces, temperature measuring probes of the temperature measuring sensors are respectively arranged on the bearings in the bearing seats of the first conveying roller and the second conveying roller, each bearing is provided with at least one temperature measuring sensor, and the temperature measuring sensors can be connected into a main control system of the glass ceramic heat treatment production line.

The transmission assembly comprises a first gear, a second gear and a switching member, wherein the first gear is identical to the second gear, the first gear and the second gear are detachably fixedly connected to respective exposed rotating shafts of the first conveying roller and the second conveying roller and are arranged at the same end, the first gear and the second gear are arranged in a front-back staggered mode, and the switching member is arranged between the first gear and the second gear.

The switching component comprises a sliding gear and a spline shaft, wherein the sliding gear is provided with a spline hole, the sliding gear is sleeved on the spline shaft and can slide back and forth on the spline shaft, the thickness of the sliding gear is smaller than the dislocation gap between a first gear and a second gear which are dislocated back and forth, the sliding gear is arranged between the first gear and the second gear and can be meshed with the first gear and the second gear independently through the back and forth sliding to form a first pair of gear transmission pairs or a second pair of gear transmission pairs, and the spline shaft is locked on a rack through a bearing seat with a bearing.

The switching component also comprises a shifting fork and a cylinder, wherein the shifting fork is a U-shaped fork, the sliding gear is movably arranged in a U-shaped groove of the shifting fork, through holes are formed in shifting plates on two sides of the shifting fork, the diameter of each through hole is larger than the outer diameter of a spline shaft, a cylinder rod of the cylinder is connected to the shifting fork, the shifting fork is sleeved on the spline shaft, the cylinder can push the shifting fork to slide on the spline shaft, the cylinder is locked on a rack, and an electromagnetic valve for controlling the action of the cylinder can be connected into a main control system of the glass ceramic heat treatment production line.

Further, the first gear, the second gear and the sliding gear are all straight-tooth cylindrical gears.

The power unit comprises a motor, a gearbox and a transmission shaft, wherein the gearbox is a double-output gearbox provided with two output shafts and one input shaft, the gearbox and the transmission shaft are multiple, the input shafts of one gearbox of two adjacent gearboxes are connected with one output shaft of the other gearbox in series through the transmission shaft, the gearboxes are arranged in a row, the input shaft of the first gearbox is connected with the output shaft of the motor, the gearboxes are arranged at one ends of a plurality of variable roller groups, and the other output shafts of the gearboxes are connected with the spline shaft of the switching member through couplings.

Further, the transmission assembly can be safely protected by a protective cover.

From the above description, the improved roller way for heat treatment of glass ceramics provided by the utility model has the advantages that: the method comprises the steps that a variable roller set is used for replacing a single conveying roller of a conventional roller way, the variable roller set is provided with two conveying rollers which are arranged side by side, a temperature sensor is arranged on a rotary bearing of the conveying rollers, and bearing abnormality and fault pre-judgment of the conveying rollers are fed back in advance by utilizing temperature sensor to bearing temperature difference change; the switching component of the variable roller set is utilized to switch the power source of the gear fixedly connected with the two conveying rollers, so that the other conveying roller can be quickly switched before a certain conveying roller fails, the roller way can be ensured to continuously work to reduce the risk of deformation, roller collapse or roller winding of glass sheets in the kiln, the failed conveying roller is separated from the power unit, the load burden and impact on the power unit are reduced, and the stability of the heat treatment production line is improved. The utility model has reasonable design, simple structure, low cost and convenient popularization.

Drawings

FIG. 1 is a schematic view of an improved roller table for heat treatment of glass ceramics according to the present utility model;

FIG. 2 is an enlarged schematic view of a variable roller set;

FIG. 3 is an enlarged schematic view of the direction A in FIG. 2;

fig. 4 is an enlarged schematic view of the switching member.

Reference numerals:

1 a power unit; 11 motors; a 12-speed gearbox; 13 a transmission shaft; 2 a variable roller set; 21 a conveyor roller assembly; 211 a first conveying roller; 212 a second conveyor roller; 213 temperature sensor; 22 drive assemblies; 221 a first gear; 222 a second gear; 223 switching means; 2231 a sliding gear; 2232 spline shaft; 2233 shift fork; 2234 cylinders; and 3, a frame.

Detailed Description

The utility model is further described below by means of specific embodiments.

As shown in fig. 1 and fig. 4, the improved roller way for heat treatment of glass ceramics of the utility model comprises a power unit 1, a variable roller set 2 and a frame 3, wherein the power unit 1 comprises a motor 11, a gearbox 12 and a transmission shaft 13, the gearbox is a double-output gearbox provided with two output shafts and one input shaft, and the gearbox is a known technology. The gear boxes 12 and the transmission shafts 13 are a plurality of pieces, the input shaft of one gear box 12 of two adjacent gear boxes 12 is connected with one output shaft of the other gear box 12 in series through the transmission shafts 13, the gear boxes 12 are arranged in a row, and the input shaft of the first gear box 12 is connected with the output shaft of the motor 11; the variable roller set 2 is provided with two rotary conveying rollers which can be replaced and used side by side, the other conveying roller can be rapidly switched and used before one conveying roller fails, the variable roller set 2 is a plurality of groups, the variable roller sets 2 of the plurality of groups are arranged at intervals and in parallel and are locked on the frame 3, the variable roller sets 2 of the plurality of groups are respectively connected with the power unit 1 and can be provided with driving force by the power unit 1, the plurality of gearboxes 12 are arranged at one ends of the variable roller sets 2 of the plurality of groups, the other output shafts of the gearboxes are connected with the spline shaft 2232 of the switching member 223 of the variable roller sets 2 through a coupling, and the power unit 1 is locked on the frame 3.

As shown in fig. 1 to 2, the variable roller set 2 according to the present utility model includes a conveying roller assembly 21 and a transmission assembly 22, the conveying roller assembly 21 includes a first conveying roller 211, a second conveying roller 212 and a temperature sensor 213, the first conveying roller 211 and the second conveying roller 212 each include a circular roller body and a rotating shaft penetrating through the roller body and fixedly connected with the roller body, two ends of the rotating shafts of the first conveying roller 211 and the second conveying roller 212 are exposed, bearing seats with bearings are respectively provided on the exposed rotating shafts, and the first conveying roller 211 and the second conveying roller 212 are arranged side by side and are locked on the frame 3 through the bearing seats. The first conveying roller 211 and the second conveying roller 212 have different rotating shafts and the same shaft diameter, the first conveying roller 211 and the second conveying roller 212 have the same circular roller body, and the first conveying roller 211 and the second conveying roller 212 have the same height. The temperature measuring sensor 213 is a sensor for measuring temperature of the bearings, the temperature measuring sensor 213 is a known technology, the temperature measuring sensor 213 is a plurality of pieces, the temperature measuring probes are respectively arranged on the bearings in the bearing seats of the first conveying roller 211 and the second conveying roller 212, and each bearing is provided with at least one temperature measuring sensor 213.

As shown in fig. 1 to 4, the transmission assembly 22 of the present utility model includes a first gear 221, a second gear 222 and a switching member 223, wherein the first gear 221 is identical to the second gear 222, the first gear 221 and the second gear 222 are detachably fixedly connected to respective exposed shafts of the first conveying roller 211 and the second conveying roller 212 and are disposed at the same end, the first gear 221 and the second gear 222 are disposed in a front-back offset manner, and the switching member 223 is disposed between the first gear 221 and the second gear 222. The switching member 223 includes a sliding gear 2231, a spline shaft 2232, a shift fork 2233, and a cylinder 2234, and the first gear 221, the second gear 222, and the sliding gear 2231 of the present embodiment are spur gears. The sliding gear 2231 has a splined hole, the sliding gear 2231 is sleeved on the spline shaft 2232 and can slide back and forth on the spline shaft 2232, the thickness of the sliding gear 2231 is smaller than the dislocation gap between the first gear 221 and the second gear 222 which are dislocated back and forth, the sliding gear 2231 is disposed between the first gear 221 and the second gear 222 and can be meshed with the first gear 221 and the second gear 222 independently through the back and forth sliding to form a first pair of gear transmission pairs or a second pair of gear transmission pairs, and the spline shaft 2232 is locked on the frame 3 through a bearing seat with a bearing. The shift fork 2233 is a U-shaped fork, the sliding gear 2231 is movably arranged in a U-shaped groove of the shift fork 2233, through holes are formed in the shifting plates on two sides of the shift fork 2233, the diameter of each through hole is larger than the outer diameter of the spline shaft 2232, a cylinder rod of the cylinder 2234 is connected to the shift fork 2233, the shift fork 2233 is sleeved on the spline shaft 2232, the cylinder 2234 can push the shift fork 2233 to slide on the spline shaft 2232, and the cylinder 2234 is locked on the frame 3. The present embodiment provides a protective cover outside of the transmission assembly 22 for safety protection.

In this embodiment, the temperature sensor 213 and the electromagnetic valve controlling the operation of the cylinder 2234 are both connected to the main control system of the glass ceramic heat treatment production line, and the temperature information dynamically collected by the temperature sensor 213 can be dynamically fed back to the main control system for analysis and processing, and the electromagnetic valve controlling the operation of the cylinder 2234 is instructed.

In the working process of the improved roller way for glass ceramic heat treatment, if the temperature change information acquired by a certain temperature sensor 213 is analyzed and judged by a main control system, it is determined that a failure characteristic exists in a corresponding bearing and a conveying roller corresponding to the bearing is caused to fail, namely, an electromagnetic valve of a control cylinder 2234 can be instructed to act, a shifting fork 2233 is driven by the cylinder 2234 to shift a sliding gear 2231 forwards or backwards, the sliding gear 2231 is separated from a gear of the conveying roller in operation, the sliding gear 2231 is continuously pushed forwards or backwards, the sliding gear 2231 is meshed with the gear of the other conveying roller, and a power unit 1 is separated from the original conveying roller and combined with the other conveying roller, so that the action of switching and starting the other conveying roller rapidly before the failure of one conveying roller is realized.

According to the utility model, a roller way for heat treatment of glass ceramics is improved, a single conveying roller of a conventional roller way is replaced by a variable roller set, the variable roller set is provided with two conveying rollers side by side, a temperature sensor is arranged on a rotary bearing of the conveying rollers, and the temperature sensor is utilized to feed back bearing abnormality and pre-judge faults of the conveying rollers in advance according to the temperature difference change of the bearing; the switching component of the variable roller set is utilized to switch the power source of the gear fixedly connected with the two conveying rollers, so that one conveying roller can be rapidly switched to use the other conveying roller before failure occurs, the roller way is ensured to continuously work, the risk of deformation, roller collapse or roller winding of the glass sheet in the kiln is reduced, and the stability of the heat treatment production line is improved.

In the description of the present specification, terms such as "first," "second," and the like are used to define a location. The use of "first" and "second" is for convenience only and does not have any particular meaning in tandem, unless specifically stated to "first" and "second".

The foregoing is merely an embodiment of the present utility model, but the design concept of the present utility model is not limited thereto, and any insubstantial modification of the present utility model by using the concept shall belong to the behavior of infringement of the protection scope of the present utility model.

Claims (10)

1. The utility model provides an improved generation roll table that glass ceramic heat treatment used, includes power unit (1) and frame (3), power unit (1) lock solid on frame (3), its characterized in that: the automatic feeding device is characterized by further comprising a variable roller set (2), wherein the variable roller set (2) is provided with two replaceable side-by-side rotary conveying rollers, the other conveying roller can be rapidly switched and used before one conveying roller breaks down, the variable roller set (2) is a plurality of groups, the variable roller sets (2) are arranged at intervals and in parallel and are locked on the frame (3), and the variable roller sets (2) are respectively connected with the power unit (1) and can be provided with driving force by the power unit (1).

2. An improved roller way for heat treatment of glass ceramics according to claim 1, which is characterized in that: the variable roller set (2) comprises a conveying roller assembly (21) and a transmission assembly (22), the conveying roller assembly (21) comprises two rotatable conveying rollers, the transmission assembly (22) comprises two gears and a conversion mechanism capable of switching the rotation condition of the two gears, and the transmission assembly (22) is arranged at one end of the conveying roller assembly (21) and the two gears of the transmission assembly are fixedly connected with the two conveying rollers of the conveying roller assembly (21) respectively.

3. An improved roller way for heat treatment of glass ceramics according to claim 2, which is characterized in that: the conveying roller assembly (21) comprises a first conveying roller (211) and a second conveying roller (212), the first conveying roller (211) and the second conveying roller (212) both comprise round roller bodies and rotating shafts penetrating through the roller bodies and fixedly connected with the roller bodies, both ends of the rotating shafts of the first conveying roller (211) and the second conveying roller (212) are exposed and bearing seats with bearings are respectively arranged on the exposed rotating shafts, and the first conveying roller (211) and the second conveying roller (212) are arranged side by side and are locked on the frame (3) through the bearing seats.

4. An improved roller table for heat treatment of glass ceramics according to claim 3, wherein: the first conveying roller (211) and the second conveying roller (212) are different in rotating shaft length and same in shaft diameter, the first conveying roller (211) and the second conveying roller (212) are identical in external dimension of the round roller bodies, and the first conveying roller (211) and the second conveying roller (212) are equal in height.

5. The improved roller way for heat treatment of glass ceramics according to claim 4, wherein: the conveying roller assembly (21) further comprises a temperature measuring sensor (213), the temperature measuring sensor (213) is a sensor for measuring the temperature of the bearings, the temperature measuring sensor (213) is a plurality of pieces, temperature measuring probes of the temperature measuring sensor are respectively arranged on the bearings in the bearing seats of the first conveying roller (211) and the second conveying roller (212), and each bearing is provided with at least one temperature measuring sensor (213).

6. An improved roller way for heat treatment of glass ceramics according to claim 5, which is characterized in that: the transmission assembly (22) comprises a first gear (221), a second gear (222) and a switching member (223), wherein the first gear (221) is identical to the second gear (222), the first gear (221) and the second gear (222) are detachably fixedly connected to the respective exposed rotating shafts of the first conveying roller (211) and the second conveying roller (212) and are arranged at the same end, the first gear (221) and the second gear (222) are arranged in a front-back staggered mode, and the switching member (223) is arranged between the first gear (221) and the second gear (222).

7. The improved roller table for heat treatment of glass ceramics according to claim 6, wherein: the switching member (223) comprises a sliding gear (2231) and a spline shaft (2232), the sliding gear (2231) is provided with a spline hole, the sliding gear (2231) is sleeved on the spline shaft (2232) and can slide back and forth on the spline shaft (2232), the thickness of the sliding gear (2231) is smaller than the dislocation gap between a first gear (221) and a second gear (222) which are dislocated back and forth, the sliding gear (2231) is arranged between the first gear (221) and the second gear (222) and can be meshed with the first gear (221) and the second gear (222) independently through the back and forth sliding to form a first pair of gear transmission pairs or a second pair of gear transmission pairs, and the spline shaft (2232) is locked on the frame (3) through a bearing seat with a bearing.

8. The improved roller table for heat treatment of glass ceramics according to claim 7, wherein: the switching member (223) further comprises a shifting fork (2233) and a cylinder (2234), the shifting fork (2233) is a U-shaped fork, the sliding gear (2231) is movably arranged in the U-shaped groove of the shifting fork (2233), through holes are formed in the shifting plates on two sides of the shifting fork (2233) and the diameter of the through holes is larger than the outer diameter of the spline shaft (2232), a cylinder rod of the cylinder (2234) is connected to the shifting fork (2233), the shifting fork (2233) is sleeved on the spline shaft (2232), the cylinder (2234) can push the shifting fork (2233) to slide on the spline shaft (2232), and the cylinder (2234) is locked on the frame (3).

9. The improved roller table for heat treatment of glass ceramics according to claim 8, wherein: the first gear (221), the second gear (222) and the sliding gear (2231) are straight-tooth cylindrical gears.

10. The improved roller table for heat treatment of glass ceramics according to claim 9, wherein: the power unit (1) comprises a motor (11), a gearbox (12) and a transmission shaft (13), wherein the gearbox is a double-output gearbox provided with two output shafts and one input shaft, the gearbox (12) and the transmission shaft (13) are a plurality of pieces, the input shaft of one gearbox (12) of two adjacent gearboxes (12) is connected with one output shaft of the other gearbox (12) in series through the transmission shaft (13), the input shaft of the first gearbox (12) is connected with the output shaft of the motor (11), and one end of a plurality of variable roller groups (2) is arranged in the gearboxes (12) and the other output shaft of the gearbox is connected with a spline shaft (2232) of the switching component (223).

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