CN210420038U - Box annealing furnace for drawing type steel roller annealing - Google Patents
Box annealing furnace for drawing type steel roller annealing Download PDFInfo
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- CN210420038U CN210420038U CN201921411724.XU CN201921411724U CN210420038U CN 210420038 U CN210420038 U CN 210420038U CN 201921411724 U CN201921411724 U CN 201921411724U CN 210420038 U CN210420038 U CN 210420038U
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Abstract
The utility model discloses a box annealing furnace for annealing of a pull-type steel roller, which relates to the technical field of steel roller annealing, and comprises a furnace body, wherein an annealing cavity with an open front end is arranged in the furnace body, an annealing box with an open upper end is inserted in the annealing cavity, sand is contained in the annealing box, the annealing box comprises two side plates, a front plate and a bottom plate, rolling grooves with an open upper end are arranged in the two side plates, two groups of rollers corresponding to the rolling grooves are fixedly arranged on the upper wall of the annealing cavity, the number of each group of rollers is a plurality, the bottom plate comprises a bottom plate body and an extension part, pull grooves with open side ends are arranged in the two side plates, and the extension part is slidably arranged in the pull grooves; the water-cooling passageway that encircles the annealing chamber is still seted up to the inside of furnace body, the lateral wall at the furnace body is seted up to the water inlet and the delivery port of water-cooling passageway, the utility model discloses it is convenient to get sand, and annealing efficiency is high.
Description
Technical Field
The utility model relates to a steel roll annealing technical field, in particular to box annealing stove is used in annealing of pull formula steel roll.
Background
The steel roll is subjected to isothermal annealing treatment by using waste heat after forging, uniform and stable hardness and texture can be obtained, the machining and cutting performance of a forging blank is improved, the loss of a cutter is reduced, the steel roll blank is subjected to sand cooling in a common annealing mode, the principle of the sand cooling is that sand absorbs heat energy of the steel roll on the sand and then is slowly and gradually cooled, namely an annealing mode that the sand absorbs heat to reduce the temperature, the sand is placed in an annealing box in a traditional sand cooling device, the sand absorbing heat after annealing is usually dug out through an appliance or is placed at the place to place new sand through turning the annealing box, the sand taking mode in the former mode is low in sand taking efficiency and increases the labor cost, the annealing box is not easy to turn over when the weight of the annealing box is larger in the latter mode, and in addition, the annealing efficiency is low only through a natural cooling mode that the sand absorbs heat, after long-time cooling, internal stress exists in the steel roller, and the quality of the steel roller is affected.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a box annealing stove is used in annealing of pull formula steel roll for solve the technical problem that above-mentioned background art exists.
The above technical purpose of the present invention can be achieved by the following technical solutions: a box-type annealing furnace for drawing steel roller annealing comprises a furnace body, an annealing cavity with an opening at the front end is arranged in the furnace body, an annealing box with an opening at the upper end is inserted in the annealing cavity, sand is filled in the annealing box, the annealing box comprises two side plates, a front plate and a bottom plate, rolling grooves with openings at the upper ends are respectively arranged in the two side plates, two groups of rollers arranged corresponding to the rolling grooves are fixedly arranged on the upper wall of the annealing cavity, the number of the rollers in each group is a plurality, the rollers are arranged in the rolling grooves in a rolling way, the bottom plate is arranged between the two side plates, the bottom plate comprises a bottom plate body and extending parts extending outwards from the left end and the right end of the bottom plate body, drawing grooves with openings at the side ends are formed in the two side plates, and the extending parts are arranged in the drawing grooves in a sliding mode; the inside of furnace body still is seted up and is encircleed the water-cooling passageway in annealing chamber, the lateral wall at the furnace body is seted up to the water inlet and the delivery port of water-cooling passageway.
Preferably, the upper wall of the annealing chamber is provided with an elongated slot, a rotating shaft is arranged between two side walls of the elongated slot, and the rotating shaft penetrates through the roller to fix the roller on the upper part of the annealing chamber.
Preferably, the surface of the front plate is provided with a first push-pull handle, the first push-pull handle is connected with the front plate through a screw, the bottom of the bottom plate body is provided with a second push-pull handle, and the second push-pull handle is fixedly connected with the bottom plate body through a screw.
Preferably, the surface of the front plate is provided with a first pin hole, the furnace body is provided with a second pin hole, and the annealing box is fixed in the annealing cavity through pins inserted into the first pin hole and the second pin hole when the annealing box is completely inserted into the annealing cavity.
Preferably, the water cooling channel is linear, and the water inlet and the water outlet of the water cooling channel are arranged on the same side wall of the furnace body.
Preferably, the water cooling channel is of a bent type, and a water inlet and a water outlet of the water cooling channel are formed in the same side wall of the furnace body.
Preferably, control valves are fixedly installed inside the water inlet and the water outlet.
The utility model has the advantages as follows: the utility model relates to a pull formula steel roll box annealing stove for annealing, put into the annealing incasement through the steel roll after will forging, insert annealing intracavity portion with the annealing case again, because the annealing case passes through gyro wheel sliding connection with the furnace body, the push-and-pull of annealing case is more convenient, set up the water-cooling channel who encircles the annealing chamber in addition in the inside of furnace body, insert annealing intracavity portion back at the annealing case, reduce the temperature of annealing intracavity through pouring into the cooling water into at the water-cooling channel is inside, annealing refrigerated efficiency has been improved, after the annealing, take out the annealing case and insert, and take out the bottom plate from between the annealing case both sides wall, the grit after the heat absorption can drop because gravity, compare prior art and say, taking out of grit becomes more convenient.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of the internal structure of the furnace body of the present invention;
FIG. 3 is a schematic view of the internal structure of the annealing box of the present invention;
fig. 4 is a partially enlarged view of fig. 3.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
Referring to fig. 1 to 4, a box-type annealing furnace for drawing steel roll annealing comprises a furnace body 1, an annealing chamber 2 with an opening at the front end is arranged in the furnace body 1, an annealing box 3 with an opening at the upper end is inserted in the annealing chamber 2, sand is filled in the annealing box 3, the annealing box 3 comprises two side plates 31, a front plate 32 and a bottom plate 33, rolling grooves 311 with openings at the upper ends are respectively arranged in the two side plates 31, two groups of rollers 5 arranged corresponding to the rolling grooves 311 are fixedly arranged on the upper wall of the annealing cavity 2, the number of the rollers 5 in each group is several, the rollers 5 are arranged inside the rolling grooves 311 in a rolling way, the bottom plate 33 is disposed between the two side plates 31, the bottom plate 33 includes a bottom plate body 331 and extending portions 332 extending outward from the left and right ends of the bottom plate body 331, the two side plates 31 are internally provided with drawing grooves 312 with open side ends, and the extending parts 332 are slidably arranged in the drawing grooves 312; the inside of the furnace body 1 is also provided with a water cooling channel 4 surrounding the annealing cavity 2, and the water inlet 41 and the water outlet 42 of the water cooling channel 4 are arranged on the side wall of the furnace body 1. the utility model provides a box type annealing furnace for annealing of the pull type steel roller, the forged steel roller is placed into the annealing box 3, then the annealing box 3 is inserted into the annealing cavity 2, because the annealing box 3 is connected with the furnace body 1 through the roller 5 in a sliding way, the pulling and the pushing of the annealing box 3 are more convenient, in addition, the water cooling channel 4 surrounding the annealing cavity 2 is arranged inside the furnace body 1, after the annealing box 3 is inserted into the annealing cavity 2, the temperature in the annealing cavity 2 is reduced through injecting cooling water into the inside of the water cooling channel 4, the annealing cooling efficiency is improved, after the annealing, the annealing box 3 is taken out to be inserted, and the bottom plate 33 is taken out from between the two side walls of the annealing box 3, the sand after absorbing heat can drop due to gravity, compared with the prior art, the sand taking-out becomes more convenient.
Preferably, an elongated slot 21 is formed in the upper wall of the annealing chamber 2, a rotating shaft 6 is arranged between two side walls of the elongated slot 21, and the rotating shaft 6 penetrates through the roller 5 to fix the roller 5 on the upper part of the annealing chamber 2.
Preferably, a first push-pull handle 7 is disposed on a surface of the front plate 32, the first push-pull handle 7 is connected to the front plate 32 by a screw, and a second push-pull handle (not shown) is disposed at a bottom of the bottom plate body 331 and is fixedly connected to the bottom plate body 331 by a screw. The first push-pull handle 7 is convenient for drawing the annealing box 3, the second push-pull handle is convenient for drawing the bottom plate 33, and the sand taking of workers is further facilitated.
Preferably, the surface of the front plate 32 is provided with a first pin hole 9, the furnace body 1 is provided with a second pin hole 10, and the annealing box 3 is fixed inside the annealing chamber 2 by pins inserted into the first pin hole 9 and the second pin hole 10 when the annealing box 3 is completely inserted into the annealing chamber 2. The annealing box 3 can be prevented from sliding out of the annealing cavity 2 in the annealing process by fixing the annealing box 3 through pins.
Preferably, the water cooling channel 4 is a straight line type, and the water inlet 41 and the water outlet 42 are arranged on the same side wall of the furnace body 1. Of course, the utility model discloses a make the water-cooling effect better, be the bending type with water-cooling channel 4, increase the volume of cooling water in furnace body 1, set up the same lateral wall at furnace body 1 equally at its water inlet 41 and delivery port 42.
Preferably, the control valves 11 are fixedly installed inside the water inlet 41 and the water outlet 42, when the cooling water absorbs heat and is heated, the control valve 11 of the water outlet 42 is opened to enable the hot water to flow out, the control valve 11 of the water inlet 41 is opened and the control valve 11 of the water outlet 42 is closed, and the control valve 11 of the water inlet 41 is closed after new cooling water is injected through the water inlet 41.
The above description specifically describes the preferred embodiment of the present invention, but of course, the present invention can also adopt different forms from the above embodiments, and equivalent changes or corresponding modifications made by those skilled in the art without departing from the spirit of the present invention should fall within the protection scope of the present invention.
Claims (7)
1. The utility model provides a box annealing stove is used in annealing of pull formula steel roll, includes the furnace body, and front end open-ended annealing chamber is seted up to the inside of furnace body, and the inside grafting of annealing chamber has upper end open-ended annealing box, and the grit is equipped with to annealing box content, its characterized in that: the annealing box comprises two side plates, a front plate and a bottom plate, wherein rolling grooves with openings at the upper ends are formed in the two side plates, two groups of rollers arranged corresponding to the rolling grooves are fixedly arranged on the upper wall of an annealing cavity, the number of each group of rollers is a plurality, the rollers are arranged in the rolling grooves in a rolling manner, the bottom plate is arranged between the two side plates, the bottom plate comprises a bottom plate body and extending parts extending outwards from the left end and the right end of the bottom plate body, drawing grooves with openings at the side ends are formed in the two side plates, and the extending parts are arranged in the drawing grooves in a sliding manner; the inside of furnace body still is seted up and is encircleed the water-cooling passageway in annealing chamber, the lateral wall at the furnace body is seted up to the water inlet and the delivery port of water-cooling passageway.
2. The box type annealing furnace for annealing of the pull type steel roll according to claim 1, characterized in that: the upper wall of the annealing cavity is provided with an elongated slot, a rotating shaft is arranged between two side walls of the elongated slot, and the rotating shaft penetrates through the roller to fix the roller on the upper part of the annealing cavity.
3. The box type annealing furnace for annealing of the pull type steel roll according to claim 2, characterized in that: the surface of the front plate is provided with a first push-pull handle, the first push-pull handle is connected with the front plate through a screw, the bottom of the bottom plate body is provided with a second push-pull handle, and the second push-pull handle is fixedly connected with the bottom plate body through a screw.
4. The box type annealing furnace for annealing of the pull type steel roll according to claim 3, characterized in that: the surface of the front plate is provided with a first pin hole, the furnace body is provided with a second pin hole, and the annealing box is fixed in the annealing cavity through pins inserted into the first pin hole and the second pin hole when the annealing box is completely inserted into the annealing cavity.
5. The box type annealing furnace for annealing of the pull type steel roll according to claim 4, wherein: the water cooling channel is linear, and a water inlet and a water outlet of the water cooling channel are arranged on the same side wall of the furnace body.
6. The box type annealing furnace for annealing of the pull type steel roll according to claim 1, characterized in that: the water cooling channel is of a bent type, and a water inlet and a water outlet of the water cooling channel are formed in the same side wall of the furnace body.
7. The box type annealing furnace for annealing of the pull type steel roll according to claim 6, wherein: and control valves are fixedly arranged in the water inlet and the water outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921411724.XU CN210420038U (en) | 2019-08-28 | 2019-08-28 | Box annealing furnace for drawing type steel roller annealing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921411724.XU CN210420038U (en) | 2019-08-28 | 2019-08-28 | Box annealing furnace for drawing type steel roller annealing |
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| Publication Number | Publication Date |
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| CN210420038U true CN210420038U (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921411724.XU Active CN210420038U (en) | 2019-08-28 | 2019-08-28 | Box annealing furnace for drawing type steel roller annealing |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113801989A (en) * | 2021-09-18 | 2021-12-17 | 祝桥金属材料启东有限公司 | A method and device for collecting heat energy of bell annealing for cold-rolled steel strip production |
-
2019
- 2019-08-28 CN CN201921411724.XU patent/CN210420038U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113801989A (en) * | 2021-09-18 | 2021-12-17 | 祝桥金属材料启东有限公司 | A method and device for collecting heat energy of bell annealing for cold-rolled steel strip production |
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