CN115418471B - Steel band heat treatment device - Google Patents
Steel band heat treatment device Download PDFInfo
- Publication number
- CN115418471B CN115418471B CN202211135668.8A CN202211135668A CN115418471B CN 115418471 B CN115418471 B CN 115418471B CN 202211135668 A CN202211135668 A CN 202211135668A CN 115418471 B CN115418471 B CN 115418471B
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- rod
- bin body
- fixedly connected
- heat treatment
- roller
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
- C21D9/54—Furnaces for treating strips or wire
- C21D9/56—Continuous furnaces for strip or wire
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
- C21D9/54—Furnaces for treating strips or wire
- C21D9/56—Continuous furnaces for strip or wire
- C21D9/562—Details
- C21D9/563—Rolls; Drums; Roll arrangements
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
Abstract
The application relates to the technical field of intelligent manufacturing equipment, in particular to a steel belt heat treatment device, which comprises an upper bin body, a lower bin body and a heating element, wherein the upper bin body and the lower bin body are matched to form a heating cavity, a gap is reserved between the upper bin body and a lower bin body bracket, and the heating element is arranged in the heating cavity and further comprises a conveying component; the conveying assembly comprises an inner frame, a main diagonal rod, an auxiliary diagonal rod, first idler wheels, elastic units, a shaft rod and a roller body, wherein the inner frame is fixedly connected with the lower bin body and located on one side close to a gap, one end of the main diagonal rod is connected with the inner frame, one end of the auxiliary diagonal rod is rotatably connected with the middle of the main diagonal rod, the other end of the auxiliary diagonal rod is rotatably connected with the first idler wheels, two ends of the elastic units are arranged between the main diagonal rod and the auxiliary diagonal rod, the shaft rod is rotatably connected with the upper bin body, and the roller body is fixedly connected with the shaft rod. Through the structure setting to this realization is suitable for the steel band of different thickness and is heated, and application scope is wide.
Description
Technical Field
The application relates to the field of intelligent manufacturing equipment, in particular to the field of heat treatment equipment, and especially relates to a steel belt heat treatment device.
Background
The heat treatment of the steel strip is to heat the steel strip, then quench and temper the steel strip to the required hardness, tensile strength or toughness. The current heating mode of the steel belt is specifically as follows: the coiled steel strip is added to the heat treatment equipment together for heating, but the mode is easy to influence the overall quality of the produced steel strip.
In the prior art, through setting up the heating chamber that is formed by last storehouse body and lower storehouse body lid to set up the heating piece that is used for carrying out the heating to the steel band in the heating chamber, utilize the steel band subassembly to run through the heating chamber, with this even heating that realizes the steel band, promote the whole quality of the steel band of producing.
However, the heating cavity can only heat the steel strip with a specific thickness, but cannot be suitable for heating the steel strips with different thicknesses, so that the applicability is single.
Disclosure of Invention
The application aims to provide a steel strip heat treatment device which can be suitable for heating steel strips with different thicknesses and has a wide application range.
In order to achieve the above purpose, the application provides a steel strip heat treatment device, which comprises an upper bin body, a lower bin body and a heating element, wherein the upper bin body and the lower bin body are matched to form a heating cavity, a gap is reserved between the upper bin body and a lower bin body bracket, and the heating element is arranged in the heating cavity and further comprises a conveying component;
the conveying assembly comprises an inner frame, a main inclined rod, an auxiliary inclined rod, a first idler wheel, an elastic unit, a shaft rod and a roller body, wherein the inner frame is fixedly connected with the lower bin body and is located on one side close to the gap, one end of the main inclined rod is connected with the inner frame, one end of the auxiliary inclined rod is rotatably connected with the middle of the main inclined rod, the other end of the auxiliary inclined rod is rotatably connected with the first idler wheel, two ends of the elastic unit are arranged between the main inclined rod and the auxiliary inclined rod, the shaft rod is rotatably connected with the upper bin body, and the roller body is fixedly connected with the shaft rod.
The conveying assembly further comprises a second roller, wherein the second roller is rotationally connected with the main inclined rod and is located at one end, far away from the inner frame, of the main inclined rod.
The conveying assembly further comprises a compression body, and two ends of the compression body are respectively connected with the inner frame and the main diagonal rod.
The elastic unit further comprises a sliding block and a first elastic piece, the auxiliary inclined rod is provided with an upper sliding groove, the sliding block is arranged in the upper sliding groove in a sliding mode, one end of the first elastic piece is connected with the sliding block in a rotating mode, and the other end of the first elastic piece is connected with the main inclined rod in a rotating mode.
The compression body comprises an inner rod, an outer cylinder and a second elastic piece, one end of the inner rod is rotationally connected with the main inclined rod, the other end of the inner rod is fixedly connected with one end of the second elastic piece, the other end of the second elastic piece is fixedly connected with the outer cylinder, the outer cylinder is coated on the outer portion of the inner rod, and the outer wall of the inner rod is in sliding connection with the outer cylinder.
The steel belt heat treatment device further comprises a driving unit, and the driving unit is arranged on the outer side of the upper bin body.
The driving unit comprises a motor, a driving wheel, a connecting rod, a driven wheel and a connecting belt, wherein the motor is fixedly connected with the outer side of the upper bin body, the driving wheel is fixedly connected with the output end of the motor, one end of the connecting rod penetrates through the side wall of the upper bin body and is fixedly connected with the shaft rod, the driven wheel is fixedly connected with the other end of the connecting rod, and the connecting belt is used for connecting the driving wheel and the driven wheel.
The driving unit further comprises a bevel gear, a transmission gear, a penetrating rod and an auxiliary wheel, one end of the penetrating rod is rotatably connected with the upper bin body, the other end of the penetrating rod sequentially penetrates through the transmission gear and the auxiliary wheel and is rotatably connected with the lower bin body, the transmission gear and the auxiliary wheel are fixedly connected with the penetrating rod, the bevel gear is fixedly connected with the connecting rod and sleeved outside the connecting rod, and the transmission gear is meshed with the bevel gear.
According to the steel belt heat treatment device, the steel belt to be heated enters the heating cavity, meanwhile, the steel belt to be heated can penetrate through the hollowed-out space between the roller body and the first roller, the first roller can be propped against along with the thickness of the steel belt, so that the angle between the auxiliary inclined rod and the main inclined rod is increased, meanwhile, the elastic unit is stressed and stretched, the hollowed-out space between the roller body and the first roller is increased, the steel belt with different thicknesses is correspondingly heated, the application range is wide, the roller body and the first roller are matched, the steel belt can be guided to pass through, heat is generated by the heating piece along with the passing of the steel belt, the required heating temperature is further kept in the heating cavity, the steel belt is heated, quenching and tempering treatment are completed through corresponding quenching equipment and tempering equipment, and the heat treatment of the steel belt is realized.
Drawings
In order to more clearly illustrate the embodiments of the present application 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.
Fig. 1 is a schematic overall structure of a first embodiment of the present application.
Fig. 2 is a side view of a first embodiment of the application.
Fig. 3 is a cross-sectional view of the A-A line structure of fig. 2 in accordance with the present application.
Fig. 4 is a schematic view of the overall structure of the delivery assembly of the present application.
Fig. 5 is a schematic overall structure of a second embodiment of the present application.
Fig. 6 is a side view of a second embodiment of the present application.
Fig. 7 is a schematic overall structure of a third embodiment of the present application.
Fig. 8 is a side view of a third embodiment of the present application.
Fig. 9 is an enlarged view of the partial structure at B of fig. 8 according to the present application.
Fig. 10 is a cross-sectional view of the C-C line structure of fig. 8 in accordance with the present application.
Fig. 11 is an enlarged view of the partial structure of fig. 10D according to the present application.
101-upper bin body, 102-lower bin body, 103-heating element, 104-gap, 105-inner frame, 106-main diagonal, 107-auxiliary diagonal, 108-first roller, 109-elastic unit, 110-shaft, 111-roller, 112-second roller, 113-slide block, 114-first elastic element, 115-upper chute, 116-inner bar, 117-outer barrel, 118-second elastic element, 119-fifth elastic element, 120-lower chute, 201-motor, 202-driving wheel, 203-connecting bar, 204-driven wheel, 205-connecting belt, 206-bevel gear, 207-transmission gear, 208-penetrating bar, 209-auxiliary wheel, 301-outer ring, 302-third elastic element, 303-inner ring, 304-sphere, 305-vertical bar, 306-mating roller, 307-notch, 308-fourth elastic element.
Detailed Description
The following detailed description of embodiments of the application, examples of which are illustrated in the accompanying drawings and, by way of example, are intended to be illustrative, and not to be construed as limiting, of the application.
The first embodiment of the application is as follows:
referring to fig. 1 to 4, the steel strip heat treatment apparatus includes an upper bin 101, a lower bin 102, and a heating element 103, where the upper bin 101 and the lower bin 102 cooperate to form a heating cavity, a gap 104 is formed between the upper bin 101 and a bracket of the lower bin 102, and the heating element 103 is disposed in the heating cavity and further includes a conveying assembly; the conveying assembly comprises an inner frame 105, a main inclined rod 106, an auxiliary inclined rod 107, a first roller 108, an elastic unit 109, a shaft rod 110 and a roller body 111, wherein the inner frame 105 is fixedly connected with the lower bin body 102 and is located at one side close to the gap 104, one end of the main inclined rod 106 is connected with the inner frame 105, one end of the auxiliary inclined rod 107 is rotatably connected with the middle of the main inclined rod 106, the other end of the auxiliary inclined rod 107 is rotatably connected with the first roller 108, two ends of the elastic unit 109 are arranged between the main inclined rod 106 and the auxiliary inclined rod 107, the shaft rod 110 is rotatably connected with the upper bin body 101, and the roller body 111 is fixedly connected with the shaft rod 110. The conveying assembly further comprises a second roller 112, wherein the second roller 112 is rotatably connected with the main diagonal 106 and is located at one end of the main diagonal 106 away from the inner frame 105. The conveying assembly further comprises a compression body, and two ends of the compression body are respectively connected with the inner frame 105 and the main diagonal rod 106. The elastic unit 109 further comprises a sliding block 113 and a first elastic piece 114, the auxiliary inclined rod 107 is provided with an upper sliding groove 115, the sliding block 113 is slidably arranged in the upper sliding groove 115, one end of the first elastic piece 114 is rotatably connected with the sliding block 113, and the other end of the first elastic piece 114 is rotatably connected with the main inclined rod 106. The compression body comprises an inner rod 116, an outer cylinder 117 and a second elastic member 118, one end of the inner rod 116 is rotationally connected with the main inclined rod 106, the other end of the inner rod 116 is fixedly connected with one end of the second elastic member 118, the other end of the second elastic member 118 is fixedly connected with the outer cylinder 117, the outer cylinder 117 is wrapped outside the inner rod 116, and the outer wall of the inner rod 116 is slidably connected with the outer cylinder 117. The auxiliary diagonal member 107 has a lower chute 120 in communication with the upper chute 115, and the conveying assembly further includes a fifth elastic member 119, wherein one end of the fifth elastic member 119 penetrates the lower chute 120 and is connected to the slider 113, and one end of the fifth elastic member 119 is rotatably connected to the main diagonal member 106.
The transport assembly is capable of assisting in the passage of the steel strip through the heating chamber.
The main diagonal rod 106, the auxiliary diagonal rod 107, the first roller 108, the elastic unit 109, the shaft rod 110 and the roller body 111 are mutually matched, so that stable conveying of steel belts with different thicknesses can be adapted.
The steel strip to be heated enters the heating cavity, meanwhile, the steel strip to be heated passes through the hollowed-out space between the roller body 111 and the first roller 108, and along with the thickness of the steel strip, the first roller 108 can be propped against, so that the angle between the auxiliary inclined rod 107 and the main inclined rod 106 is increased, meanwhile, the elastic unit 109 is stressed and stretched, the hollowed-out space between the roller body 111 and the first roller 108 is further increased, the steel strip with different thicknesses is further heated, the application range is wide, the roller body 111 and the first roller 108 are matched, the steel strip can be guided through, in addition, when the angle between the auxiliary inclined rod 107 and the main inclined rod 106 is increased, the first elastic piece 114 can pull the sliding block 113 to slide from high to low in the upper sliding groove 115, meanwhile, the fifth elastic piece 119 is pulled, and the auxiliary inclined rod 107 is matched to compress the fifth elastic piece 119, so that the auxiliary steel strip can be suitable for guiding the steel strip with different thicknesses, and the vibration reduction effect can be achieved; until the upper end surfaces of the first roller 108 and the second roller 112 are in a horizontal state, the first roller 108 and the second roller 112 can assist the steel strip to slide more smoothly, in addition, through the arrangement of the lower chute 120, and when the upper end surface of the main diagonal rod 106 is provided with a slot, an operator can bend the auxiliary diagonal rod 107 without using the auxiliary diagonal rod 107, the structural design of the conveying assembly is more flexible, in addition, when the upper end surfaces of the first roller 108 and the second roller 112 are in a horizontal state, if the steel strip cannot pass through, the inner rod 116 is partially contracted into the outer cylinder 117 at the moment, and meanwhile, the second elastic piece 118 is compressed after being stressed, and when the range for allowing steel strips with different thicknesses to pass through is enlarged, an effective anti-vibration effect can be achieved. As the steel strip passes through, the heating element 103 generates heat, so that the heating cavity maintains the required heating temperature, the steel strip is heated, and then quenching and tempering treatments are completed through corresponding quenching equipment and tempering equipment, so that the heat treatment of the steel strip is realized.
The second embodiment of the application is:
referring to fig. 5 and 6, on the basis of the first embodiment, the steel strip heat treatment apparatus of the present embodiment further includes a driving unit, where the driving unit is disposed outside the upper bin 101. The driving unit comprises a motor 201, a driving wheel 202, a connecting rod 203, a driven wheel 204 and a connecting belt 205, wherein the motor 201 is fixedly connected with the outer side of the upper bin body 101, the driving wheel 202 is fixedly connected with the output end of the motor 201, one end of the connecting rod 203 penetrates through the side wall of the upper bin body 101 and is fixedly connected with the shaft rod 110, the driven wheel 204 is fixedly connected with the other end of the connecting rod 203, and the connecting belt 205 is used for connecting the driving wheel 202 with the driven wheel 204. The driving unit further comprises a bevel gear 206, a transmission gear 207, a penetrating rod 208 and an auxiliary wheel 209, one end of the penetrating rod 208 is rotatably connected with the upper bin body 101, the other end of the penetrating rod 208 sequentially penetrates through the transmission gear 207 and the auxiliary wheel 209 and is rotatably connected with the lower bin body 102, the transmission gear 207 and the auxiliary wheel 209 are fixedly connected with the penetrating rod 208, the bevel gear 206 is fixedly connected with the connecting rod 203 and is sleeved outside the connecting rod 203, and the transmission gear 207 is meshed with the bevel gear 206.
The number of the driving units is plural, and is consistent with the number of the shaft rods 110, and the driving units are used for driving the shaft rods 110 to rotate.
The motor 201 rotates to drive the driving wheel 202 to rotate, and the connecting belt 205 is used for connecting the driving wheel 202 and the driven wheel 204, so that the driven wheel 204 rotates along with the driving shaft 110 to drive the roller 111 to rotate, thereby assisting the movement of the steel belt, accelerating the transportation of the steel belt, improving the heat treatment efficiency, and the bevel gear 206 rotates along with the rotation of the shaft 110, thereby driving the transmission gear 207 to rotate, thereby driving the penetrating rod 208 and the auxiliary wheel 209 to rotate, guiding the steel belt by the auxiliary wheel 209, assisting the transportation, and accelerating the heat treatment efficiency.
A third embodiment of the present application is:
referring to fig. 7 and 11, based on the second embodiment, the steel strip heat treatment device of the present embodiment further includes a guide assembly, where the guide assembly includes two outer ring bodies 301, two third elastic members 302, two inner ring bodies 303 and a ball 304, the two outer ring bodies 301 are fixedly connected with the auxiliary wheel 209, the two inner ring bodies 303 are slidably connected with the auxiliary wheel 209, the third elastic members 302 are fixedly connected between the inner ring bodies 303 and the outer ring bodies 301, and the ball 304 is provided on each inner ring body 303 in a rolling manner. The guide assembly further comprises a vertical rod 305 and a matching roller 306, wherein both ends of the vertical rod 305 are connected with the two inner ring bodies 303, and the matching roller 306 is rotationally connected with the vertical rod 305 and sleeved outside the vertical rod 305. The guide assembly further comprises a fourth elastic member 308, the inner ring 303 has a plurality of notches 307, two ends of each vertical rod 305 are slidably connected with the notches 307, two ends of the fourth elastic member 308 are fixedly connected with the vertical rods 305 and inner walls of the notches 307, and the fourth elastic member 308 is located in the notches 307.
The two inner ring bodies 303 can slide relative to the auxiliary wheels 209, so that the thickness of the steel belt can be adapted, in addition, the arrangement of the third elastic piece 302 can be beneficial to resetting between the two inner ring bodies 303, and in addition, the arrangement of the sphere 304 can enable the movement of the steel belt to be smoother. When the side wall of the steel strip abuts against the vertical rod 305, the vertical rod 305 slides in the notch 307 to abut against the fourth elastic piece 308, so that the deviation is effectively prevented, and meanwhile, the movement of the steel strip can be guided.
The foregoing disclosure is only illustrative of one or more preferred embodiments of the present application, and it is not intended to limit the scope of the claims hereof, as persons of ordinary skill in the art will understand that all or part of the processes for practicing the embodiments described herein may be practiced with equivalent variations in the claims, which are within the scope of the application.
Claims (7)
1. The steel belt heat treatment device comprises an upper bin body, a lower bin body and a heating element, wherein the upper bin body and the lower bin body are matched to form a heating cavity, a gap is arranged between the upper bin body and a lower bin body bracket, the heating element is arranged in the heating cavity,
further comprising a transport assembly;
the conveying assembly comprises an inner frame, a main inclined rod, an auxiliary inclined rod, a first roller, an elastic unit, a shaft rod and a roller body, wherein the inner frame is fixedly connected with the lower bin body and is positioned at one side close to the gap, one end of the main inclined rod is connected with the inner frame, one end of the auxiliary inclined rod is rotationally connected with the middle part of the main inclined rod, the other end of the auxiliary inclined rod is rotationally connected with the first roller, two ends of the elastic unit are arranged between the main inclined rod and the auxiliary inclined rod, the shaft rod is rotationally connected with the upper bin body, and the roller body is fixedly connected with the shaft rod;
the conveying assembly further comprises a second roller, wherein the second roller is rotationally connected with the main inclined rod and is positioned at one end of the main inclined rod away from the inner frame.
2. The steel strip heat treatment apparatus of claim 1 wherein,
the conveying assembly further comprises a compression body, and two ends of the compression body are respectively connected with the inner frame and the main diagonal rod.
3. The steel strip heat treatment apparatus of claim 2 wherein,
the elastic unit further comprises a sliding block and a first elastic piece, the auxiliary inclined rod is provided with an upper sliding groove, the sliding block is arranged in the upper sliding groove in a sliding mode, one end of the first elastic piece is connected with the sliding block in a rotating mode, and the other end of the first elastic piece is connected with the main inclined rod in a rotating mode.
4. The steel strip heat treatment apparatus of claim 3 wherein,
the compression body comprises an inner rod, an outer cylinder and a second elastic piece, one end of the inner rod is rotationally connected with the main inclined rod, the other end of the inner rod is fixedly connected with one end of the second elastic piece, the other end of the second elastic piece is fixedly connected with the outer cylinder, the outer cylinder is wrapped on the outer portion of the inner rod, and the outer wall of the inner rod is in sliding connection with the outer cylinder.
5. The steel strip heat treatment apparatus of claim 1 wherein,
the steel belt heat treatment device further comprises a driving unit, and the driving unit is arranged on the outer side of the upper bin body.
6. The steel strip heat treatment apparatus of claim 5 wherein,
the driving unit comprises a motor, a driving wheel, a connecting rod, a driven wheel and a connecting belt, wherein the motor is fixedly connected with the outer side of the upper bin body, the driving wheel is fixedly connected with the output end of the motor, one end of the connecting rod penetrates through the side wall of the upper bin body and is fixedly connected with the shaft rod, the driven wheel is fixedly connected with the other end of the connecting rod, and the connecting belt is used for connecting the driving wheel and the driven wheel.
7. The steel strip heat treatment apparatus of claim 6 wherein,
the driving unit further comprises a bevel gear, a transmission gear, a penetrating rod and an auxiliary wheel, one end of the penetrating rod is rotatably connected with the upper bin body, the other end of the penetrating rod sequentially penetrates through the transmission gear and the auxiliary wheel and is rotatably connected with the lower bin body, the transmission gear and the auxiliary wheel are fixedly connected with the penetrating rod, the bevel gear is fixedly connected with the connecting rod and sleeved outside the connecting rod, and the transmission gear is meshed with the bevel gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211135668.8A CN115418471B (en) | 2022-09-19 | 2022-09-19 | Steel band heat treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211135668.8A CN115418471B (en) | 2022-09-19 | 2022-09-19 | Steel band heat treatment device |
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| Publication Number | Publication Date |
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| CN115418471A CN115418471A (en) | 2022-12-02 |
| CN115418471B true CN115418471B (en) | 2023-08-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211135668.8A Active CN115418471B (en) | 2022-09-19 | 2022-09-19 | Steel band heat treatment device |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001091942A1 (en) * | 2000-06-02 | 2001-12-06 | Voest-Alpine Industrieanlagenbau Gmbh & Co | Strand guide for a continuous casting installation |
| CN210966447U (en) * | 2019-10-29 | 2020-07-10 | 唐山华冶钢管制造有限公司 | Automatic steel band coalignment of adjustment width |
| CN215046061U (en) * | 2021-06-17 | 2021-12-07 | 中挖建设集团有限公司 | Rock wool presss from both sides core roll-in stop device for wallboard |
| CN114274495A (en) * | 2021-11-16 | 2022-04-05 | 江苏罗科雷森建筑材料科技有限公司 | Pressing device for processing polyurethane sandwich board |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110284754B (en) * | 2019-07-09 | 2020-04-10 | 温州啃途电子科技有限公司 | Automatic sun shade used in public places |
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2022
- 2022-09-19 CN CN202211135668.8A patent/CN115418471B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001091942A1 (en) * | 2000-06-02 | 2001-12-06 | Voest-Alpine Industrieanlagenbau Gmbh & Co | Strand guide for a continuous casting installation |
| CN210966447U (en) * | 2019-10-29 | 2020-07-10 | 唐山华冶钢管制造有限公司 | Automatic steel band coalignment of adjustment width |
| CN215046061U (en) * | 2021-06-17 | 2021-12-07 | 中挖建设集团有限公司 | Rock wool presss from both sides core roll-in stop device for wallboard |
| CN114274495A (en) * | 2021-11-16 | 2022-04-05 | 江苏罗科雷森建筑材料科技有限公司 | Pressing device for processing polyurethane sandwich board |
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| CN115418471A (en) | 2022-12-02 |
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