CN214193377U - Heat treatment device - Google Patents
Heat treatment device Download PDFInfo
- Publication number
- CN214193377U CN214193377U CN202023246217.0U CN202023246217U CN214193377U CN 214193377 U CN214193377 U CN 214193377U CN 202023246217 U CN202023246217 U CN 202023246217U CN 214193377 U CN214193377 U CN 214193377U
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- CN
- China
- Prior art keywords
- graphite cake
- product
- spout
- graphite
- rectangular form
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000010438 heat treatment Methods 0.000 title claims abstract description 34
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 73
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 73
- 239000010439 graphite Substances 0.000 claims abstract description 73
- 238000000034 method Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 5
- 238000010791 quenching Methods 0.000 abstract description 5
- 230000000171 quenching effect Effects 0.000 abstract description 5
- 230000007704 transition Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910000734 martensite Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
Images
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- Heat Treatments In General, Especially Conveying And Cooling (AREA)
- Furnace Charging Or Discharging (AREA)
Abstract
The utility model provides a heat treatment device, include: bearing tray, graphite cake and weight plate, its characterized in that: be provided with many equidistance spaced spouts on the graphite cake, be provided with a plurality ofly on the bearing tray the graphite cake is a plurality of the graphite cake is in superpose in proper order on the bearing tray, it is a plurality of the graphite cake the opening direction of spout is vertical upwards, the graphite cake be provided with rectangular form product in the spout, highly being greater than of rectangular form product the graphite cake the degree of depth of spout, the weight plate sets up at the top the upper end of rectangular form product. The utility model discloses useful part: the sliding groove of the graphite plate is used for limiting the long strip-shaped product in the horizontal direction, the multilayer stacked graphite plates are used for limiting the long strip-shaped product in the vertical direction, the height of the long strip-shaped product is larger than the depth of the sliding groove, and the circulation and heat exchange effect of a cold zone medium in the vacuum quenching process are guaranteed.
Description
Technical Field
The utility model belongs to the technical field of heat treatment, especially, relate to a heat treatment device.
Background
The slide rail products belong to metal parts with long and thin structures, and are provided with multi-step through hole structures, the charging mode of general heat treatment is hanging, the products are in a free vertical state, so that the quality problems of over-deformation and even scrapping of the products are caused by high-temperature creep deformation, thermal stress deformation, structural phase change stress deformation and the like in the high-temperature and long-period heat treatment process and the high-pressure gas quenching cooling process of the products, and simultaneously, the quenched substrate is in a high-hardness and high-brittleness martensite structure, and if the quenched substrate is in a normal shape, the substrate is easy to brittle failure and scrapping are caused, so that the heat treatment yield and the internal quality of the heat treatment of the products are severely restricted.
At present, a common general hanger has an unreasonable structure, can not restrict the three-dimensional size of a product no matter freely suspended or freely vertical, can freely deform, cannot restrict the deformation problem, and seriously influences the heat treatment production efficiency and the economic benefit of a heat treatment factory.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a heat treatment device, and the main objective provides a carry out the spacing heat treatment device of fixed interval to the product.
In order to achieve the above object, the embodiments of the present invention adopt the following technical solutions:
a thermal processing apparatus comprising: bearing tray, graphite cake and weight plate, its characterized in that: be provided with many equidistance spaced spouts on the graphite cake, be provided with a plurality of graphite cakes on the bearing tray, a plurality of graphite cakes superpose on the bearing tray in proper order, and the opening direction of the spout of a plurality of graphite cakes is vertical upwards, is provided with rectangular form product in the spout of graphite cake, and the degree of depth of highly being greater than the spout of graphite cake of rectangular form product, the weight plate setting is in the upper end of the rectangular form product in top.
In the embodiment of the utility model, the height of rectangular form product is L, and the degree of depth of spout is H, and the ratio of height H and degree of depth L satisfies: H/L is more than or equal to 50 percent and less than or equal to 70 percent.
In an embodiment of the present invention, the width of the long strip-shaped product does not exceed the width of the chute.
In the embodiment of the utility model, the both sides of rectangular form product are provided with the recess, and the length of recess equals with the length of rectangular form product.
In the embodiment of the present invention, the bottom of the groove is a cambered surface.
In an embodiment of the present invention, the groove is disposed at a portion of the strip-shaped product higher than the chute.
In an embodiment of the present invention, the bottom surface of the long strip-shaped product is provided with a chamfer.
The utility model has the advantages that with useful part lie in:
1. the utility model discloses a heat treatment device is through setting up a plurality of graphite plates that pile up on the bearing tray, makes the graphite plate on upper strata push down the rectangular form product in the graphite plate spout of lower floor, and rectangular form product on the top layer graphite plate is pushed down by the weight plate, when guaranteeing rectangular form product and carry out heat treatment in the spout, can not appear rocking in the vertical side, effectively reduces the deflection that the product leads to because of the tissue phase transition in heating and the in-process.
2. The utility model discloses a heat treatment device sets up the spout on the graphite cake, sets up rectangular form product in the spout, carries out spacing on the horizontal direction to rectangular form product through the spout, prevents that rectangular form product from appearing rocking on the horizontal direction when carrying out heat treatment, effectively reduces the deflection that the product leads to because of organizing the phase transition in heating and the in-process.
3. The utility model discloses a heat treatment device sets up the spout on the graphite cake, and the degree of depth that highly is greater than the spout of rectangular form product makes the interval that has the equidistance between the multilayer graphite cake that piles up on the bearing layer board, and the interval that exists between the multilayer graphite cake guarantees the circulation and the heat transfer effect of medium among the heat treatment process, improves the quenching refrigerated effect of rectangular form product.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of a heat treatment apparatus according to an embodiment of the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
fig. 3 is a schematic view of a long strip product according to an embodiment of the present invention;
in the above figures: 1. a load bearing pallet; 2. a graphite plate; 21. a chute; 3. a strip product; 31. mounting holes; 32. a groove; 4. a counterweight plate.
Detailed Description
The present invention is specifically described below by way of exemplary embodiments. It should be understood, however, that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The embodiment of the utility model provides a heat treatment device for fixing product so that the product carries out heat treatment, refer to fig. 1 and fig. 2, the embodiment of the utility model provides an in heat treatment device include bearing layer board 1, bearing layer board 1 roughly is the square, is provided with a plurality of graphite cake 2 on bearing layer board 1, and a plurality of graphite cake 2 pile up in proper order on bearing tray 1, make and have multilayer graphite cake 2 on bearing tray 1.
Be provided with many equidistance spaced spout 21 at graphite cake 2's upper surface, the length of spout 21 equals with graphite cake 2's length direction, is provided with rectangular form product 3 in graphite cake 2's spout 21, because the utility model discloses an embodiment is provided with multilayer graphite cake 2 on the bearing tray 1, all is provided with a plurality of equidistance spaced spout 21 on graphite cake 2 every time, all is provided with rectangular form product 3 in every spout 21, can once only carry out heat treatment to a large amount of rectangular shape product 3, improves the economic benefits that the enterprise carried out heat treatment.
3 top surfaces of rectangular form product in the spout 21 and the bottom surface contact of upper graphite plate 2, the bottom surface contacts with the tank bottom surface of spout 21, and the bottom surface of graphite plate 2 all is the plane with the bottom surface of spout 21, presses rectangular form product 3 of lower floor through graphite plate 2 on the upper strata to the rectangular form product 3 of restriction appears rocking in vertical direction, effectively reduces rectangular form product 3 and heats and the in-process deflection that leads to because of the tissue phase transition.
When guaranteeing to carry out heat treatment quantity to rectangular form product 3, guarantee the effect of rectangular form product 3 heat treatment the utility model discloses an in the embodiment, the width of rectangular form product 3 slightly is less than the width of the spout 21 of graphite cake 2 to put into spout 21 with rectangular form product 3 or take out from spout 21, spout 21 can restrict rectangular form product 3 on the horizontal direction simultaneously and rock, effectively reduces the deflection that rectangular form product 3 leads to because of the tissue phase transition in heating and the in-process.
In the embodiment of the utility model, the degree of depth that highly is greater than spout 21 of rectangular form product 3, the height of rectangular form product 3 is L, and the degree of depth of spout 21 is H, and the ratio of the degree of depth H of spout 21 and the height L of rectangular form product 3 satisfies: H/L is no less than 51% and no more than 65%, that is the height L of long strip product 3 is greater than the degree of depth of spout 21, the graphite cake 2 that the multilayer was piled up has on the bearing tray 1, every long strip product 3 all sets up between two-layer graphite cake 2, long strip product 3 is pressed to the graphite cake 2 on upper strata, the degree of depth that highly is greater than spout 21 of long strip product 3, make and have certain interval between every layer of graphite cake 2, it makes the medium flow between the graphite cake 2 accelerate to leave the interval, guarantee circulation and the heat transfer effect of vacuum quenching in-process cold zone medium, the realization is to the quenching cooling of long strip product 3.
In the embodiment of the present invention, the grooves 32 are disposed on both sides of the long strip-shaped product 3, the length of the groove 32 is equal to the length of the long strip-shaped product 3, and the bottom surface of the groove 32 is a cambered surface, and further, the groove 32 is disposed on the portion of the long strip-shaped product 3 higher than the sliding groove 21.
In the embodiment of the present invention, the bottom surface of the long strip-shaped product 3 is provided with a chamfer.
In the embodiment of the present invention, the long strip-shaped product 3 is provided with the mounting holes 31 spaced at equal intervals, so that the long strip-shaped product 3 can be mounted on other objects.
The heat treatment apparatus of the present invention will be described in further detail below with reference to two embodiments: the first embodiment is as follows:
be provided with 30 layers of graphite plate 2 on bearing tray 1, the length of graphite plate 2 equals with the length of bearing tray 1, the width of graphite plate 2 is the third of the width of bearing tray 1, every layer of graphite plate 2 on bearing tray 1 is three graphite plate 2 that set up side by side, equidistant interval is provided with 15 spouts 21 on every graphite plate 2, set up 29 layers of graphite plate 2 totally on bearing tray 1, and be provided with counterweight plate 4 on the 30 th layer, pile up through multilayer graphite plate 2, set up 1305 rectangular form products 3 totally on bearing tray 1.
The height L of the long strip-shaped product 3 is 5.06mm, the width of the long strip-shaped product 3 is 7.36mm, the width of the slide groove 21 of the graphite plate 2 is 7.5mm, the depth of the slide groove 21 is 3mm, the length of the graphite plate 2 is 900mm, the width of the graphite plate 2 is 192.5mm, the thickness of the graphite plate 2 is 15mm, and the total height of the whole heat treatment device is 611.8 mm.
Example two:
be provided with 30 layers of graphite plate 2 on bearing tray 1, the length of graphite plate 2 equals with the length of bearing tray 1, the width of graphite plate 2 is the third of the width of bearing tray 1, every layer of graphite plate 2 on bearing tray 1 is three graphite plate 2 that set up side by side, equidistant interval is provided with 15 spouts 21 on every graphite plate 2, set up 27 layers of graphite plate 2 totally on bearing tray 1, and be provided with counterweight plate 4 on the 28 th layer, pile up through multilayer graphite plate 2, set up 1053 rectangular form products 3 totally on bearing tray 1.
The height L of the long strip-shaped product 3 is 5.86mm, the width of the long strip-shaped product 3 is 9.36mm, the width of the chute 21 of the graphite plate 2 is 9.5mm, the depth of the chute 21 is 3mm, the length of the graphite plate 2 is 900mm, the width of the graphite plate 2 is 193.5mm, the thickness of the graphite plate 2 is 15mm, and the total height of the whole heat treatment device is 597.22 mm.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. A thermal processing apparatus comprising: bearing tray, graphite cake and weight plate, its characterized in that: be provided with many equidistance spaced spouts on the graphite cake, be provided with a plurality ofly on the bearing tray the graphite cake is a plurality of the graphite cake is in superpose in proper order on the bearing tray, it is a plurality of the graphite cake the opening direction of spout is vertical upwards, the graphite cake be provided with rectangular form product in the spout, highly being greater than of rectangular form product the graphite cake the degree of depth of spout, the weight plate sets up at the top the upper end of rectangular form product.
2. The thermal processing apparatus of claim 1, wherein: the height of long strip product is L, the degree of depth of spout is H, and the ratio of height H and degree of depth L satisfies: H/L is more than or equal to 50 percent and less than or equal to 70 percent.
3. The thermal processing apparatus of claim 1, wherein: the width of the long strip-shaped product does not exceed the width of the sliding chute.
4. The heat treatment apparatus according to claim 1, wherein grooves are provided on both sides of the long product, and the length of the grooves is equal to the length of the long product.
5. The thermal processing apparatus of claim 4, wherein: the bottom of the groove is a cambered surface.
6. The thermal processing apparatus of claim 4, wherein: the groove is arranged on the part of the strip-shaped product higher than the sliding groove.
7. The thermal processing apparatus of claim 1, wherein: and the bottom surface of the strip-shaped product is provided with a chamfer.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202023246217.0U CN214193377U (en) | 2020-12-28 | 2020-12-28 | Heat treatment device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202023246217.0U CN214193377U (en) | 2020-12-28 | 2020-12-28 | Heat treatment device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN214193377U true CN214193377U (en) | 2021-09-14 |
Family
ID=77630637
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202023246217.0U Expired - Fee Related CN214193377U (en) | 2020-12-28 | 2020-12-28 | Heat treatment device |
Country Status (1)
Country | Link |
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CN (1) | CN214193377U (en) |
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2020
- 2020-12-28 CN CN202023246217.0U patent/CN214193377U/en not_active Expired - Fee Related
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210914 |
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CF01 | Termination of patent right due to non-payment of annual fee |