CN210465457U - Full-automatic air-cooled thermal shock tester - Google Patents
Full-automatic air-cooled thermal shock tester Download PDFInfo
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- CN210465457U CN210465457U CN201920806461.6U CN201920806461U CN210465457U CN 210465457 U CN210465457 U CN 210465457U CN 201920806461 U CN201920806461 U CN 201920806461U CN 210465457 U CN210465457 U CN 210465457U
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Abstract
The utility model belongs to the technical field of testing, and provides a full-automatic air-cooled thermal shock tester; the full-automatic air-cooled thermal shock tester comprises a furnace body; a furnace door is arranged on one side of the furnace body; the front end of the furnace door is provided with a gravity loading mechanism; the tester is provided with an upper knife edge connected below the gravity loading mechanism; a lower knife edge is arranged corresponding to the upper knife edge; a gap for placing a sample is formed between the upper knife edge and the lower knife edge; the lower knife edge is arranged on the lower knife edge bracket; two sides of the gravity loading mechanism are respectively provided with a material box and a manipulator sample clamp for clamping a sample in the furnace body to the gravity loading mechanism; the material box is arranged between the furnace body and the gravity loading mechanism; the manipulator sample clamp is supported on the electric translation table I through the manipulator driving mechanism, and moves horizontally on the electric translation table I along with the manipulator driving mechanism. The tester has the advantages of high automation degree, convenient operation, environmental protection, energy conservation and the like.
Description
Technical Field
The utility model belongs to the technical field of the test, a full-automatic forced air cooling thermal shock tester is mainly proposed.
Background
The thermal shock resistance is the resistance of a refractory product to damage caused by rapid temperature change and is an important detection index of a refractory material before the refractory material is put into use, wherein an air rapid cooling thermal shock test method is widely applied, the conventional air rapid cooling thermal shock tester has two types of manual operation and automatic operation, wherein the manual operation is more, an operator uses a pliers to put three or more samples into a high-temperature heating furnace for heating, keeps the temperature for a certain time, takes out a sample by the pliers and puts the sample on a blowing platform, uses compressed air to blow the sample (pressure and time required by national standards), then carries out a breaking strength test according to the standard regulation, observes whether the sample is broken, if the sample is not broken, puts the sample into a hearth for heating, circulates the process (heating-blowing-breaking strength test) until the sample is broken, records the times which are the thermal shock resistance results of the sample (three or more simultaneous alternate tests), the existing automatic air-cooled thermal shock tester places a sample on a movable sliding plate (or furnace bottom), so that the sliding plate (or furnace bottom) and the sample move to a high-temperature furnace chamber, a blowing position and a bending strength test position respectively, the instrument ensures the consistency of the time of the test process and saves a large amount of manpower, but the instrument has a fatal defect, the sample and the sliding plate (or furnace bottom) frequently enter the furnace chamber, and actually the thermal shock resistance test is also carried out on a refractory material of the sliding plate (or furnace bottom), so that the sliding plate (or furnace bottom) is very easy to crack and damage, and the service life of the sliding plate (or furnace bottom) is greatly reduced; meanwhile, the samples and the sliding plate (or the furnace bottom) are heated together to cause hot melting increase, so that the power consumption of the heating furnace is increased, the furnace temperature fluctuation is greatly changed, and the temperature control is difficult, so that the equipment cannot be popularized and applied in a large scale.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a full-automatic forced air cooling thermal shock tester.
The utility model adopts the following technical scheme for accomplishing the above purpose:
a full-automatic air-cooled thermal shock tester comprises a furnace body for heating a sample; one side of the furnace body is provided with a furnace door capable of being automatically opened and closed; the front end of the furnace door is provided with a gravity loading mechanism for pressurizing the sample; the gravity loading mechanism is placed on the supporting upright post; the tester is provided with an upper knife edge connected below the gravity loading mechanism; a lower knife edge is arranged corresponding to the upper knife edge; a gap for placing a sample is formed between the upper knife edge and the lower knife edge; the lower knife edge is arranged on the lower knife edge bracket; the lower end of the sample is provided with an air blowing device; two sides of the gravity loading mechanism are respectively provided with a material box and a manipulator sample clamp for clamping a sample in the furnace body to the gravity loading mechanism; the material box is arranged between the furnace body and the gravity loading mechanism; the manipulator sample clamp is supported on the electric translation table I through a manipulator driving mechanism and moves horizontally on the electric translation table I along with the manipulator driving mechanism; the tester is also provided with an element for testing the damage condition of the sample; the material box, the furnace body and the horizontal guide rail are all fixed on the same frame base.
And a pressure sensor is arranged between the gravity loading mechanism and the upper knife edge.
The element used for testing the damage condition of the sample is a laser emitter; the laser emitter is arranged on the sample placing cross beam above the material box; the vertical section of the sample placing beam is rectangular, the sample placing beam is vertical to the long edge of the sample contact surface and the long edge of the sample, and the width of the short edge of the sample placing beam is more than 5mm and less than 50 mm; the two laser transmitters are positioned on two sides of the sample placing beam.
The manipulator sample is provided with a fixed arm and a movable arm; one end of the movable arm is sleeved on the horizontal guide rail through the fixed seat, and the other end of the movable arm is a lower cantilever end used for clamping a sample; the fixed arm is positioned right above the movable arm; one end of the fixed arm is fixedly connected with the movable arm through a guide rod, an air cylinder is fixed at the end of the fixed arm, and the other end of the fixed arm is used as an upper cantilever end for clamping a sample; the output end of the air cylinder is connected with a movable block fixed on the movable arm; the movable block is sleeved on the guide rod and can move up and down along the guide rod.
The fixed seat is a cavity structure with an opening at one side; the other end of the movable arm is positioned in the cavity of the fixed seat; the movable arm and the fixed seat are hinged into a whole through a rotating shaft; the other end of the movable arm is connected with the output end of the air cylinder.
The bottom of the furnace body is provided with a rotary driving part which can rotate the sample; the upper end, namely the output end, of the rotary driving part is connected with a rotary seat arranged in the hearth; the sample is placed on the rotary seat; the rotary driving part is a motor; the bottom of the furnace body is also provided with a mechanism capable of horizontally moving the sample, and the mechanism for horizontally moving the sample is positioned on the rotating seat; the mechanism for horizontally moving the sample is provided with a translation seat which is positioned at the lower part of the movable furnace bottom and supports the movable furnace bottom; the lower end of the translation seat is arranged on the electric translation table II.
The utility model provides a full-automatic forced air cooling thermal shock tester has realized full automatic test process, and the test process need not artificial intervention, has degree of automation height, convenient operation, environmental protection and energy saving's characteristics.
Drawings
Fig. 1 is the utility model discloses a structural schematic diagram of the sample fracture condition is judged to laser.
Fig. 2 is a schematic diagram of the gravity-loaded three-point bending structure of the present invention.
Fig. 3 is a schematic structural diagram of the sample of the present invention rotating in the furnace.
Fig. 4 is a schematic structural view of the horizontal movement of the sample in the furnace chamber of the present invention.
Fig. 5 is a schematic structural diagram of the middle manipulator sample clamp of the present invention.
Fig. 6 is another schematic structural diagram of the specimen holder of the robot of the present invention.
Fig. 7 is a schematic structural view of the middle sample horizontal moving mechanism of the present invention.
Fig. 8 is a schematic view of the door opening mechanism of the present invention.
In the figure: 1. the device comprises a frame base, 2, a rotary driving part, 3, a door opening part, 4, a rotary seat, 5, a sample, 6, a furnace lining, 7, a heating element, 8, a temperature measuring element, 9, a furnace door, 10, a sample placing beam, 11, a laser emitter, 12, a gravity loading mechanism, 13, an air blowing device, 14, a manipulator sample clamp, 15, a manipulator driving mechanism, 16, an electric translation table I, 17, a material box, 18, a supporting upright column, 19, an upper knife edge, 20, a lower knife edge, 21, a lower knife edge support, 22, a pressure sensor, 23, an air cylinder, 24, a guide rod, 25, a sliding block, 26, a rotating shaft, 27, a movable furnace bottom, 28, a translation seat, 29, an electric translation table II, 30, a connecting rod, 31, a pin shaft, 32 and a sliding seat.
Detailed Description
The invention is described in connection with the accompanying drawings and the embodiments:
as shown in fig. 1 and 2, a full-automatic air-cooled thermal shock tester is provided with a furnace body for heating a sample; a furnace door 9 capable of being automatically opened and closed is arranged on one side of the furnace body; referring to fig. 8, the upper and lower ends of the oven door 9 are respectively hinged to one end of two connecting rods 31, and the other end of one connecting rod is connected to the output end of the door opening component 3; the door opening component is an air cylinder or a hydraulic cylinder; the other end of the other connecting rod is hinged on the furnace body; the two connecting rods 31 and the door opening part are matched to form a structure for automatically opening and closing the oven door; the front end of the furnace door 9 is provided with a gravity loading mechanism 12 for pressurizing the sample; in this embodiment, the gravity loading mechanism adopts a mature technical structure in the prior art, for example, a lever loading manner is adopted, a screw rod installed on a lever is driven by a motor to rotate, a screw rod nut fixed on a weight is driven to move along the axial line of the screw rod, the weight is translated to a certain position, and a sample is loaded by a certain gravity through a lever principle or is loaded by hydraulic pressure or is loaded by double screw rods; the gravity loading mechanism 12 is placed on the supporting upright post 18; the tester is provided with an upper knife edge 19 connected below the gravity loading mechanism; a lower knife edge 20 is arranged corresponding to the upper knife edge 19; the gap between the upper knife edge 19 and the lower knife edge 20 forms a gap for placing a sample; the lower knife edge is arranged on the lower knife edge bracket 21; the lower end of the sample is provided with an air blowing device; two sides of the gravity loading mechanism 12 are respectively provided with a material box 17 and a manipulator sample clamp 14 for clamping a sample in the furnace body to the gravity loading mechanism; the material box 17 is arranged between the furnace body and the gravity loading mechanism 12; the manipulator sample clamp 14 is supported on the electric translation stage I16 through a manipulator driving mechanism and moves horizontally on the electric translation stage I16 along with the manipulator driving mechanism; the tester is also provided with an element for testing the damage condition of the sample; the material box 17, the furnace body and the electric translation table I16 are all fixed on the same frame base 1; in this embodiment, the element used to test the specimen for damage is a laser emitter 11; the laser emitter 11 is arranged on the sample placing beam 10 above the material box 17; the vertical section of the sample placing beam 10 is rectangular, the sample placing beam 10 is vertical to the long edge of the sample contact surface and the long edge of the sample, and the width of the short edge of the sample placing beam 10 is more than 5mm and less than 50 mm; the two laser transmitters 11 are positioned on two sides of the sample placing beam 10; a pressure sensor 22 is arranged between the gravity loading mechanism 12 and the upper knife edge 19.
As shown in fig. 5, the manipulator sample has a fixed arm 14 and a movable arm 15; one end of the movable arm 14 is sleeved on the horizontal guide rail 16 through a fixed seat 32, and the other end of the movable arm 15 is a lower cantilever end used for clamping a sample; the fixed arm 14 is positioned right above the movable arm 15; one end of the fixed arm 14 is fixedly connected with the movable arm 15 through a guide rod 24, an air cylinder 23 is fixed at the end of the fixed arm, and the other end of the fixed arm is used as an upper cantilever end for clamping a sample; the output end of the air cylinder 23 is connected with a movable block 25 fixed on a movable arm; the movable block 25 is sleeved on the guide rod 24 and can move up and down along the guide rod 24, and is used for adjusting the distance between the upper cantilever end and the lower cantilever end under the action of the air cylinder so as to clamp a sample.
The bottom of the furnace body is provided with a rotary driving part 2 which can rotate the sample; the upper end, namely the output end, of the rotary driving part 2 is connected with a rotary seat 4 arranged in the hearth; the sample is placed on the rotating seat 4; the rotary driving part is a motor; the bottom of the furnace body is also provided with a mechanism capable of horizontally moving the sample, and the mechanism for horizontally moving the sample is positioned on the rotating seat 4; referring to fig. 8, the mechanism for horizontally moving the sample has a translation base 8 located below the movable hearth 27 and supporting the movable hearth; the lower end of the translation seat 8 is placed on the electric translation table II 29.
The electric translation table I16 and the electric translation table II 29 both adopt mature structures in the prior art, such as an MTS350 series precise heavy-load type electric control translation table produced by Beijing optical century instruments ltd and the like.
Claims (6)
1. The utility model provides a full-automatic forced air cooling thermal shock tester which characterized in that: the tester is provided with a furnace body for heating a sample; one side of the furnace body is provided with a furnace door capable of being automatically opened and closed; the front end of the furnace door is provided with a gravity loading mechanism for pressurizing the sample; the gravity loading mechanism is placed on the supporting upright post; the tester is provided with an upper knife edge connected below the gravity loading mechanism; a lower knife edge is arranged corresponding to the upper knife edge; a gap for placing a sample is formed between the upper knife edge and the lower knife edge; the lower knife edge is arranged on the lower knife edge bracket; the lower end of the sample is provided with an air blowing device; two sides of the gravity loading mechanism are respectively provided with a material box and a manipulator sample clamp for clamping a sample in the furnace body to the gravity loading mechanism; the material box is arranged between the furnace body and the gravity loading mechanism; the manipulator sample clamp is supported on the electric translation table I through a manipulator driving mechanism and moves horizontally on the electric translation table I along with the manipulator driving mechanism; the tester is also provided with an element for testing the damage condition of the sample; the material box, the furnace body and the electric translation table I are all fixed on the same frame base.
2. The full-automatic air-cooled thermal shock tester as claimed in claim 1, wherein: the element used to test the specimen for damage is a pressure sensor; the pressure sensor is arranged between the gravity loading mechanism and the upper knife edge.
3. The full-automatic air-cooled thermal shock tester as claimed in claim 1, wherein: the element used for testing the damage condition of the sample is a laser emitter; the laser emitter is arranged on the sample placing cross beam above the material box; the vertical section of the sample placing beam is rectangular, the sample placing beam is vertical to the long edge of the sample contact surface and the long edge of the sample, and the width of the short edge of the sample contact surface is more than 5mm and less than 50 mm; the two laser transmitters are positioned on two sides of the sample placing beam.
4. The full-automatic air-cooled thermal shock tester as claimed in claim 1, wherein: the manipulator sample is provided with a fixed arm and a movable arm; one end of the movable arm is sleeved on the horizontal guide rail through the fixed seat, and the other end of the movable arm is a lower cantilever end used for clamping a sample; the fixed arm is positioned right above the movable arm; one end of the fixed arm is fixedly connected with the movable arm through a guide rod, an air cylinder is fixed at the end of the fixed arm, and the other end of the fixed arm is used as an upper cantilever end for clamping a sample; the output end of the air cylinder is connected with a movable block fixed on the movable arm; the movable block is sleeved on the guide rod and can move up and down along the guide rod.
5. The full-automatic air-cooled thermal shock tester as claimed in claim 4, wherein: the fixed seat is a cavity structure with an opening at one side; the other end of the movable arm is positioned in the cavity of the fixed seat; the movable arm and the fixed seat are hinged into a whole through a rotating shaft; the other end of the movable arm is connected with the output end of the air cylinder.
6. The full-automatic air-cooled thermal shock tester as claimed in claim 1, wherein: the bottom of the furnace body is provided with a rotary driving part which can rotate the sample; the upper end, namely the output end, of the rotary driving part is connected with a rotary seat arranged in the hearth; the sample is placed on the rotary seat; the rotary driving part is a motor; the bottom of the furnace body is also provided with a mechanism capable of horizontally moving the sample, and the mechanism for horizontally moving the sample is positioned on the rotating seat; the mechanism for horizontally moving the sample is provided with a translation seat which is positioned at the lower part of the movable furnace bottom and supports the movable furnace bottom; the lower end of the translation seat is sleeved on the electric translation table II.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920806461.6U CN210465457U (en) | 2019-05-31 | 2019-05-31 | Full-automatic air-cooled thermal shock tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920806461.6U CN210465457U (en) | 2019-05-31 | 2019-05-31 | Full-automatic air-cooled thermal shock tester |
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| Publication Number | Publication Date |
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| CN210465457U true CN210465457U (en) | 2020-05-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920806461.6U Active CN210465457U (en) | 2019-05-31 | 2019-05-31 | Full-automatic air-cooled thermal shock tester |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114459890A (en) * | 2022-01-24 | 2022-05-10 | 山东大学 | Right-angle connection type double-furnace-cover efficient coating thermal shock test device and method |
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2019
- 2019-05-31 CN CN201920806461.6U patent/CN210465457U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114459890A (en) * | 2022-01-24 | 2022-05-10 | 山东大学 | Right-angle connection type double-furnace-cover efficient coating thermal shock test device and method |
| CN114459890B (en) * | 2022-01-24 | 2023-10-13 | 山东大学 | Right-angle connection type double-furnace-cover efficient coating thermal shock test device and method |
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