CN220912791U - Mold structure of spline for flexural strength of fused brick sand mold - Google Patents
Mold structure of spline for flexural strength of fused brick sand mold Download PDFInfo
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- CN220912791U CN220912791U CN202420687470.9U CN202420687470U CN220912791U CN 220912791 U CN220912791 U CN 220912791U CN 202420687470 U CN202420687470 U CN 202420687470U CN 220912791 U CN220912791 U CN 220912791U
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- Prior art keywords
- spline
- flexural strength
- bottom plate
- frame
- plate
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- 239000004576 sand Substances 0.000 title claims abstract description 37
- 239000011449 brick Substances 0.000 title claims abstract description 21
- 238000007790 scraping Methods 0.000 claims abstract description 22
- 239000007787 solid Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 239000002023 wood Substances 0.000 claims description 3
- 238000003723 Smelting Methods 0.000 claims 1
- 238000012360 testing method Methods 0.000 abstract description 7
- 238000002844 melting Methods 0.000 abstract description 4
- 230000008018 melting Effects 0.000 abstract description 4
- 230000007547 defect Effects 0.000 abstract description 2
- 239000011521 glass Substances 0.000 abstract description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 30
- 239000000463 material Substances 0.000 description 9
- 238000000227 grinding Methods 0.000 description 6
- 239000010431 corundum Substances 0.000 description 5
- 229910052593 corundum Inorganic materials 0.000 description 5
- 238000000465 moulding Methods 0.000 description 4
- 239000006004 Quartz sand Substances 0.000 description 3
- 238000007676 flexural strength test Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- 238000010009 beating Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a mold structure of a spline for breaking strength of an electric melting brick sand mold, and belongs to the technical field of electric melting bricks for glass kilns. The defect that the conventional sand mold flexural strength spline in the prior art is complex in operation, poor in dimensional accuracy and capable of causing sand mold scrapping is overcome. The main structure of the device comprises a bottom plate, wherein a spline frame and a scraping plate are arranged on the bottom plate, the spline frame is arranged in the middle of the upper part of the bottom plate, the scraping plate is arranged on one side of the upper part of the bottom plate close to the edge, and the scraping plate is arranged on one side of the spline frame; positioning blocks are further arranged on two sides of the spline frame and are parallel to the spline frame in the length direction. The utility model is mainly used for testing the compressive strength or the flexural strength of the sample strips cut on the sand mould.
Description
Technical Field
The utility model belongs to the technical field of fused bricks for glass kilns, and particularly relates to a mold structure of a spline for the flexural strength of a fused brick sand mold.
Background
The production of fused bricks such as fused zirconia-corundum bricks, fused corundum bricks and the like is to melt raw materials set according to specific components in a three-phase electric arc furnace, pour the feed liquid into sand molds made of quartz, corundum, magnesia and the like in advance after the melting is finished, and then cool and mold the materials. Therefore, the strength of the sand mold has direct influence on the surface of the fused brick, the surface flatness of the fused brick cast by the sand mold with high strength is high, the later processing grinding amount is small, otherwise, a large amount of grinding processing is needed by the diamond grinding tool, and the problem of material leakage can be caused by insufficient strength of the sand mold in a few cases. The method for solving the problems is to cut the sample strip on the sand mould to test the compressive strength or the flexural strength, wherein the compressive strength can be obtained by drilling and sampling on the sand mould, the flexural strength is required to cut a plurality of long sample strips on the sand plate, the operation of the conventional sand mould flexural strength sample strip is complex, the dimensional accuracy is poor, and the sand mould is easy to discard.
For example, the chinese patent publication No. CN219201035U discloses a device for preparing a flexural strength sand mold sample, which has the following disadvantages: the equipment has a complex structure, has higher requirements on the conditions of the use site and is inflexible to use.
For example, the chinese patent publication No. CN 219104537U discloses a combined clamp for testing the compressive strength of the side surfaces of various sand molds, the clamp is realized by adjusting the contact height between the screw and the lower supporting block, different angles can adapt to the side surface angles of different sand molds, the types of the clamp can be reduced, the time for replacing the clamp is reduced, and the working efficiency is improved, but the problem of sample preparation is not involved.
Disclosure of utility model
The utility model aims to solve the technical problem of overcoming the defects in the prior art and providing a mold structure of a spline for the flexural strength of an electric melting brick sand mold.
In order to achieve the above purpose, the present utility model is realized by adopting the following technical scheme:
The mold structure of the spline for the flexural strength of the fused brick sand mold comprises a bottom plate, wherein a spline frame and a scraping plate are arranged on the bottom plate, the spline frame is arranged in the middle of the upper part of the bottom plate, the scraping plate is arranged on one side close to the edge above the bottom plate, and the scraping plate is arranged on one side of the spline frame; positioning blocks are further arranged on two sides of the spline frame and are parallel to the spline frame in the length direction.
Preferably, the spline frame comprises two side plates, a transverse plate and a fixing frame, wherein more than one slot is formed in the side face of each side plate, the transverse plate is inserted into the slots in the two side plates, a spline forming space for flexural strength is formed between every two transverse plates, and the fixing frame is arranged at two ends of each side plate.
Preferably, the gap between the transverse plate and the two sides of the slot is not more than 0.5mm.
Preferably, a long slot matched with the scraping plate is formed in one side of the side close to the upper side of the bottom plate, and the scraping plate is detachably connected with the bottom plate through a screw.
Preferably, the side plates and the transverse plates are combined to form a cuboid structure.
Preferably, the bottom plate, the spline frame and the scraping plate are all made of solid wood or stainless steel.
Compared with the prior art, the utility model has the beneficial effects that:
The utility model is to assemble the spline frame first in the production process, then place the spline frame in the middle position of the bottom plate and fix through the locating block, then put the sand mould material that mix well into the spline shaping space for flexural strength, scrape the superfluous sand mould material and flatten the spline surface with the scraper blade after beating by hand or instrument, remove the spline frame after waiting for a certain time finally, take out the spline from the middle, if have burr, grind flat with the grinding stone, can carry on the flexural strength test, this way simple in construction, easy to use, operate laborsaving, shaping is high-efficient, and the spline dimensional accuracy that the utility model makes is high, will not cause the waste of the sand mould.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a front view of the present utility model;
FIG. 3 is a top view of the present utility model;
FIG. 4 is a schematic view of a side plate according to the present utility model;
FIG. 5 is a schematic view of the structure of the base plate according to the present utility model;
Fig. 6 is a schematic structural view of a fixing frame in the present utility model.
In the figure: 1. a bottom plate; 2. a spline frame; 3. a scraper; 4. a side plate; 5. a cross plate; 6. a fixed frame; 7. a positioning block; 8. slotting; 9. spline molding space for flexural strength; 10. an elongated slot; 11. and (5) a screw.
Detailed Description
The utility model will now be further illustrated by means of specific examples in connection with the accompanying drawings.
Example 1:
1-3, the mold structure of the spline for the flexural strength of the fused brick sand mold comprises a bottom plate 1, wherein a spline frame 2 and a scraping plate 3 are arranged on the bottom plate 1, the spline frame 2 is arranged in the middle of the upper part of the bottom plate 1, the scraping plate 3 is arranged on one side of the upper part of the bottom plate 1 close to the edge, and the scraping plate 3 is arranged on one side of the spline frame 2; the spline frame 2 is also provided with positioning blocks 7 on both sides, and the positioning blocks 7 are parallel to the spline frame 2 in the length direction.
Example 2:
as shown in fig. 4-6, a mold structure of a spline for bending strength of a sand mold for an electric brick is different from that of the embodiment 1 in that the spline frame 2 comprises two side plates 4, a transverse plate 5 and a fixing frame 6, wherein more than one slot 8 is arranged on the side surface of the side plate 4, the transverse plate 5 is inserted into the slots 8 on the two side plates 4, a spline molding space 9 for bending strength is arranged between every two transverse plates 5, and the fixing frame 6 is arranged at two ends of the side plate 4; the gap between the transverse plate 5 and the two sides of the slot 8 is not more than 0.5mm.
Further, a long slot 10 matched with the scraping plate 3 is arranged on one side of the upper side of the bottom plate 1, and the scraping plate 3 is detachably connected with the bottom plate 1 through a screw 11. The scraper 3 may have a rectangular shape, and the screw 11 may be a nail for extraction.
Further, the side plates 4 and the transverse plates 5 are combined to form a cuboid structure.
Further, the base plate 1, the spline frame 2 and the scraping plate 3 are all made of solid wood or stainless steel.
The working principle of the utility model is as follows:
During the production process, the spline frame 2 is assembled, firstly, the transverse plate 5 is placed into the slot 8 of the side plate 4, the two ends of the transverse plate are fixed with the side plate 4 by the fixing frame 6, and then the spline frame 2 is placed in the middle of the bottom plate 1 and fixed by the positioning block 7; then placing the mixed sand mould material into a spline molding space 9 for flexural strength, beating by hands or tools, scraping away the excessive sand mould material by using a scraper 3, and flattening the spline surface by using the scraper 3; finally, after a certain time, the positioning block 7 is removed, the fixed frame 6 at one end is removed, the side plate 4 is opened, a test strip is taken out from the middle, if burrs are provided, the test strip is ground by using a grinding stone, and then the flexural strength test can be performed.
Example 3:
The method comprises the steps of (1) preparing a quartz sand type flexural strength sample table (or a corundum sand type flexural strength sample table) with a net size of 40mm and a quartz sand type flexural strength sample table with a net size of 160mm, firstly assembling a spline frame 2, firstly putting a transverse plate 5 with a width of 50mm and a thickness of 40mm into a slot 8 of a side plate 4, fixing the side plate 4 at two ends by using a fixing frame 6, and checking the fixing condition; then the spline frame 2 is placed in the middle of the bottom plate 1 and fixed by the positioning block 7; then, the mixed quartz sand mould material (or corundum sand mould material) is put into a spline molding space 9 for flexural strength, and after the mixture is tapped by a tool, the excessive sand mould material is scraped by a scraper 3 and the surface of a sample is flattened by the scraper; finally, after waiting for 1h (or 2 h), the positioning block 7 is removed, the fixed frame 6 at one end is removed, the side plate 4 is opened, a test strip is taken out from the middle, if burrs are carried, the test strip is ground with a grinding stone, and then the flexural strength test can be carried out.
Claims (6)
1. The utility model provides a mould structure of spline for electric smelting brick sand mould flexural strength which characterized in that: the device comprises a bottom plate (1), wherein a spline frame (2) and a scraping plate (3) are arranged on the bottom plate (1), the spline frame (2) is arranged in the middle of the upper part of the bottom plate (1), the scraping plate (3) is arranged on one side of the upper part of the bottom plate (1) close to the edge, and the scraping plate (3) is arranged on one side of the spline frame (2); positioning blocks (7) are further arranged on two sides of the spline frame (2), and the positioning blocks (7) are parallel to the spline frame (2) in the length direction.
2. The mold structure of a spline for flexural strength of an fused brick sand mold according to claim 1, characterized in that: the spline frame (2) comprises side plates (4), transverse plates (5) and fixing frames (6), more than one slot (8) is formed in the side face of each side plate (4), the transverse plates (5) are inserted into the slots (8) in the two side plates (4), spline forming spaces (9) for flexural strength are formed between every two transverse plates (5), and the fixing frames (6) are arranged at two ends of each side plate (4).
3. The mold structure of the spline for flexural strength of a fused brick sand mold according to claim 2, characterized in that: the gap between the transverse plate (5) and the two sides of the slot (8) is not more than 0.5mm.
4. The mold structure of the spline for flexural strength of a fused brick sand mold according to claim 2, characterized in that: a long groove (10) matched with the scraping plate (3) is formed in one side, close to the edge, of the upper portion of the bottom plate (1), and the scraping plate (3) is detachably connected with the bottom plate (1) through a screw (11).
5. The mold structure for a spline for flexural strength of a fused brick sand mold according to any one of claims 2 to 4, characterized in that: the side plates (4) and the transverse plates (5) are combined to form a cuboid structure.
6. The mold structure for a spline for flexural strength of a fused brick sand mold according to any one of claims 1 to 4, characterized in that: the bottom plate (1), the spline frame (2) and the scraping plate (3) are made of solid wood or stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420687470.9U CN220912791U (en) | 2024-04-07 | 2024-04-07 | Mold structure of spline for flexural strength of fused brick sand mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420687470.9U CN220912791U (en) | 2024-04-07 | 2024-04-07 | Mold structure of spline for flexural strength of fused brick sand mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220912791U true CN220912791U (en) | 2024-05-07 |
Family
ID=90918212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420687470.9U Active CN220912791U (en) | 2024-04-07 | 2024-04-07 | Mold structure of spline for flexural strength of fused brick sand mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220912791U (en) |
-
2024
- 2024-04-07 CN CN202420687470.9U patent/CN220912791U/en active Active
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