CN111872111A - Hydraulic traction type rolling mill - Google Patents
Hydraulic traction type rolling mill Download PDFInfo
- Publication number
- CN111872111A CN111872111A CN202010077445.5A CN202010077445A CN111872111A CN 111872111 A CN111872111 A CN 111872111A CN 202010077445 A CN202010077445 A CN 202010077445A CN 111872111 A CN111872111 A CN 111872111A
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- Prior art keywords
- clamping plate
- rolling mill
- traction
- hydraulic
- pinch roller
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- 238000005096 rolling process Methods 0.000 title claims abstract description 60
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 28
- 239000010959 steel Substances 0.000 claims abstract description 28
- 239000002994 raw material Substances 0.000 claims abstract description 17
- 238000005520 cutting process Methods 0.000 claims abstract description 13
- 241000277275 Oncorhynchus mykiss Species 0.000 claims description 7
- 230000006698 induction Effects 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 7
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/08—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling structural sections, i.e. work of special cross-section, e.g. angle steel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B15/00—Arrangements for performing additional metal-working operations specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B15/00—Arrangements for performing additional metal-working operations specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B15/0007—Cutting or shearing the product
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B35/00—Drives for metal-rolling mills, e.g. hydraulic drives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B39/00—Arrangements for moving, supporting, or positioning work, or controlling its movement, combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B39/02—Feeding or supporting work; Braking or tensioning arrangements, e.g. threading arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/04—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for de-scaling, e.g. by brushing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Rolling (AREA)
Abstract
A hydraulic traction type rolling mill is used for processing coiled wires into square steel with fixed length and comprises a raw material support (1), an oxide skin removing device (2), a rolling head device (3), a traction device (4), a traction device rail (5), a straightening device (6) and a cutting device (7). The invention is a new hydraulic drawing rolling mill, which simplifies the working principle and mechanical structure of the complicated rolling mill drawing device, and adopts the hydraulic transmission structure to draw the movement of the material.
Description
Technical Field
The invention relates to a rolling mill, in particular to a hydraulic traction type rolling mill, which is used for the technical field of iron art processing.
Background
The rolling mill is a mechanical device for realizing the metal rolling process, generally needs more than 20 meters in length, is installed and fixed on the ground, and consumes 50-70 kilowatts when the cement pouring foundation is required to finish the installation. Need professional installation and debugging, manufacturing cost is too high, can be convenient, swift through utilizing the rolling mill to process the material, avoids the manual work to process simultaneously, can save a large amount of time and labour, reduces the intensity of manual work processing to work efficiency has been improved at to a great extent. The existing raw material traction device adopts a motor to draw and realizes the movement of a processing object by disc friction. The traction device has the advantages of complex structure, large volume, high power consumption, complex equipment installation, 4 motors and too many groups, so that the working efficiency can be ensured while the equipment structure can be simplified by designing one traction device.
Disclosure of Invention
In order to achieve the purpose, the invention provides a hydraulic traction type rolling mill which can ensure the original working efficiency and simplify the equipment structure.
The invention relates to a hydraulic traction type rolling mill, which is used for processing coiled wires into square steel with fixed length and comprises a raw material bracket 1, an oxide skin removing device 2, a rolling head device 3, a traction device 4, a traction device track 5, a straightening device 6 and a cutting device 7. The material holder 1 is arranged on the left side of the entire rolling mill. The scale removing device 2 is disposed on the right side of the raw material support 1. The steel rolling head device 3 is arranged at the right side of the scale removing device 2. The pulling device 4 is arranged on the right side of the rolling head device 3. Two traction device rails 5 are arranged in front and behind on the right side of the rolling head device 3. Two straightening devices 6 are arranged next to each other on the right side of the tractor track 5. The cutting device 7 is arranged on the right side of the straightening device 6.
The steel rolling head device 3 is a device for producing square steel of the whole rolling mill. The device comprises a left screw rod 3-1, a left pinch roller 3-2, a lower screw rod 3-3, a lower pinch roller 3-4, a right screw rod 3-5, a right pinch roller 3-6, an upper screw rod 3-7 and an upper pinch roller 3-8. And a left screw rod 3-1 and a left pinch roller 3-2 are arranged on the left side of the steel rolling head device 3. The lower lead screw 3-3 and the lower pinch roller 3-4 are arranged at the lower side of the steel head device 3. The right screw rod 3-5 and the right pinch roller 3-6 are arranged on the right side of the steel head device 3. The upper screw rods 3-7 and the upper pinch rollers 3-8 are arranged on the upper side of the steel rolling head device 3.
The traction device 4 is a square steel power traction device and comprises a traction hydraulic cylinder 4-1, a connecting plate 4-2, an objective table 4-3, a clamping device 4-4 and a sliding block 4-5. The object stage 4-3 is the base of the entire towing means 4. The clamping device 4-4 is arranged at the upper left of the object stage 4-3 and is fixedly arranged on the object stage 4-3 through bolt connection. Four sliding blocks 4-5 are respectively arranged at four corners of the objective table 4-3, and are fixedly arranged on the objective table 4-3 right above the traction device track 5 through threaded connection. The connecting plate 4-2 is arranged at the lower right part of the objective table 4-3 and is fixedly arranged on the objective table 4-3 through threaded connection. The traction hydraulic cylinder 4-1 is arranged right below the objective table 4-3 and is parallel to the upper surface of the objective table 4-3, and is connected and installed on the connecting plate 4-2 by a pin.
The clamping device 4-4 is a device for clamping square steel. Comprises a fixed clamping plate 4-4-1, a left movable clamping plate 4-4-2, a right movable clamping plate 4-4-3, a left clamping plate connecting rod 4-4-4, a right clamping plate connecting rod 4-4-5 and a clamping hydraulic cylinder 4-4-6. The fixed clamping plate 4-4-1 is arranged at the left end of the whole device and is fixedly arranged on the object stage 4-3 through threaded connection. The left movable clamping plate 4-4-2 is arranged on the front semi-circle surface of the inner hole of the fixed clamping plate 4-4-1. The right movable clamping plate 4-4-3 is arranged on the rear half circular surface of the inner hole of the fixed clamping plate 4-4-1. The left clamping plate connecting rod 4-4-4 is arranged on the right side of the left movable clamping plate 4-4-2 and is installed on the left movable clamping plate 4-4-2 through pin connection. The right clamping plate connecting rod 4-4-5 is arranged on the right side of the right movable clamping plate 4-4-3 and is connected and installed on the right movable clamping plate 4-4-3 through a pin. The clamping hydraulic cylinders 4-4-6 are arranged on the right side of the right clamping plate connecting rod 4-4-5, and the left clamping plate connecting rod 4-4-4, the right clamping plate connecting rod 4-4-5 and the output shafts of the clamping hydraulic cylinders 4-4-6 are connected together through pin connection.
The length of the hydraulic traction type rolling mill is 5.8-10 meters. Most preferably 5.8 meters.
The beneficial technical effects of the invention are as follows: the invention is a new hydraulic drawing rolling mill, which simplifies the working principle and mechanical structure of the complicated rolling mill drawing device, and adopts the hydraulic transmission structure to draw the movement of the material.
The device of the invention does not need to be installed, can produce the integrated machine with the length of 5.8-10 meters, especially can be directly loaded into the container for length consignment (the length of the container is 5.8 meters) with the length of 5.8 meters, and is very suitable for consignment, export and foreign purchase. The speed of the power consumption is 30-35 kilowatts and is adjustable. Can be used after being electrified. The installation and debugging of professional personnel are omitted. The after-sale service is simple and convenient.
Drawings
FIG. 1 is a schematic view of the general construction of a hydraulic pull type rolling mill according to the present invention;
FIG. 2 is a schematic diagram showing the general structure of a rolling head unit 3 of a hydraulic traction type rolling mill according to the present invention;
FIG. 3 is a schematic view of the overall structure of a traction device 4 of a hydraulic traction type rolling mill according to the present invention;
FIG. 4 is a top view of the hydraulic pull mill clamping device 4-4 of the present invention;
FIG. 5 is a front view of the hydraulic pull mill clamping device 4-4 of the present invention.
Detailed Description
The structure and operation of the present invention will be described with reference to fig. 1-5.
The invention relates to a hydraulic traction type rolling mill, which is used for processing coiled wires into square steel with fixed length and comprises a raw material bracket 1, an oxide skin removing device 2, a rolling head device 3, a traction device 4, a traction device track 5, a straightening device 6 and a cutting device 7. The material holder 1 is arranged on the left side of the entire rolling mill. The scale removing device 2 is disposed on the right side of the raw material support 1. The steel rolling head device 3 is arranged at the right side of the scale removing device 2. The pulling device 4 is arranged on the right side of the rolling head device 3. Two traction device rails 5 are arranged in front and behind on the right side of the rolling head device 3. Two straightening devices 6 are arranged next to each other on the right side of the tractor track 5. The cutting device 7 is arranged on the right side of the straightening device 6.
The steel rolling head device 3 is a device for producing square steel of the whole rolling mill. The device comprises a left screw rod 3-1, a left pinch roller 3-2, a lower screw rod 3-3, a lower pinch roller 3-4, a right screw rod 3-5, a right pinch roller 3-6, an upper screw rod 3-7 and an upper pinch roller 3-8. And a left screw rod 3-1 and a left pinch roller 3-2 are arranged on the left side of the steel rolling head device 3. The lower lead screw 3-3 and the lower pinch roller 3-4 are arranged at the lower side of the steel head device 3. The right screw rod 3-5 and the right pinch roller 3-6 are arranged on the right side of the steel head device 3. The upper screw rods 3-7 and the upper pinch rollers 3-8 are arranged on the upper side of the steel rolling head device 3.
The traction device 4 is a square steel power traction device and comprises a traction hydraulic cylinder 4-1, a connecting plate 4-2, an objective table 4-3, a clamping device 4-4 and a sliding block 4-5. The object stage 4-3 is the base of the entire towing means 4. The clamping device 4-4 is arranged at the upper left of the object stage 4-3 and is fixedly arranged on the object stage 4-3 through bolt connection. Four sliding blocks 4-5 are respectively arranged at four corners of the objective table 4-3, and are fixedly arranged on the objective table 4-3 right above the traction device track 5 through threaded connection. The connecting plate 4-2 is arranged at the lower right part of the objective table 4-3 and is fixedly arranged on the objective table 4-3 through threaded connection. The traction hydraulic cylinder 4-1 is arranged right below the objective table 4-3 and is parallel to the upper surface of the objective table 4-3, and is connected and installed on the connecting plate 4-2 by a pin.
The clamping device 4-4 is a device for clamping square steel. Comprises a fixed clamping plate 4-4-1, a left movable clamping plate 4-4-2, a right movable clamping plate 4-4-3, a left clamping plate connecting rod 4-4-4, a right clamping plate connecting rod 4-4-5 and a clamping hydraulic cylinder 4-4-6. The fixed clamping plate 4-4-1 is arranged at the left end of the whole device and is fixedly arranged on the object stage 4-3 through threaded connection. The left movable clamping plate 4-4-2 is arranged on the front semi-circle surface of the inner hole of the fixed clamping plate 4-4-1. The right movable clamping plate 4-4-3 is arranged on the rear half circular surface of the inner hole of the fixed clamping plate 4-4-1. The left clamping plate connecting rod 4-4-4 is arranged on the right side of the left movable clamping plate 4-4-2 and is installed on the left movable clamping plate 4-4-2 through pin connection. The right clamping plate connecting rod 4-4-5 is arranged on the right side of the right movable clamping plate 4-4-3 and is connected and installed on the right movable clamping plate 4-4-3 through a pin. The clamping hydraulic cylinders 4-4-6 are arranged on the right side of the right clamping plate connecting rod 4-4-5, and the left clamping plate connecting rod 4-4-4, the right clamping plate connecting rod 4-4-5 and the output shafts of the clamping hydraulic cylinders 4-4-6 are connected together through pin connection.
The length of the invented equipment is 5.8-10 m, optimum is 5.8 m.
And the cutting device 7 realizes fixed-length cutting through signal control of the magnetic induction type proximity sensor to obtain finished fixed-length square steel.
The working process of the rolling mill of the invention is as follows:
the raw material is wound on the raw material support 1, the movable wheels on the scale removing device 2 are moved to the upper limit position, and then the raw material is passed through the scale removing device 2, the rolling head device 3 and the clamping devices on the two traction devices 4 until the raw material is stopped when contacting the straightening device 6. The clamping hydraulic cylinders 4-4-6 of the left and right clamping devices 4-4 are in the right extreme position in the initial state. At the moment, the clamping hydraulic cylinder 4-4-6 on the left clamping device 4-4 is started to move to the left limit position to clamp the raw material. The hydraulic cylinder on the scale removing device 2 is activated to move the movable wheel to the lower limit position. On a steel rolling head device 3, a left lead screw 3-1 is rotated to drive a left pinch roller 3-2 to move to a specified position, a lower lead screw 3-3 is rotated to drive a lower pinch roller 3-4 to move to the specified position, a right lead screw 3-5 is rotated to drive a right pinch roller 3-6 to move to the specified position, an upper lead screw 3-7 is rotated to drive an upper pinch roller 3-8 to move to the specified position, raw materials pass through a rectangular hole in the middle of the left pinch roller 3-2, the lower pinch roller 3-4, the right pinch roller 3-6 and the upper pinch roller 3-8, and the size of finished rectangular steel is controlled by controlling the stroke of the left lead screw 3-1, the lower lead screw 3-3, the right lead screw 3-5 and the upper lead screw 3-7. The left and right side traction hydraulic cylinders 4-1 are located at a left limit position, the left side traction hydraulic cylinder 4-1 is started at the moment, raw materials are pulled to move towards the right side, when the left side traction hydraulic cylinder 4-1 moves to the right limit position, the clamping hydraulic cylinder 4-4-6 on the left side clamping device 4-4 is started to move to the right limit position, the clamping hydraulic cylinder on the right side clamping device is started to move to the left limit position, then the right side traction hydraulic cylinder is started, the left side traction hydraulic cylinder moves to the left limit position while the right side traction hydraulic cylinder moves to the right limit position, the process is a cycle, and the left side clamping device 4-4, the right side clamping device, the left side traction hydraulic cylinder 4-1 and the right side traction hydraulic cylinder are continuously started and stopped. Raw materials pass through the left and right sides coalignment 6, and 7 rollers in the left side coalignment 6 carry out vertical alignment to two faces about the rectangular steel, and 7 rollers in the right side coalignment carry out horizontal alignment to the both sides face about the rectangular steel. The material is fixed in length by passing through a cutting device 7 and approaching a switch, and then a hydraulic cylinder on the cutting device 7 is started to cut the material.
Claims (7)
1. A hydraulic traction type rolling mill is used for processing coiled wires into square steel with fixed length and is characterized by comprising a raw material support (1), an oxide skin removing device (2), a rolling head device (3), a traction device (4), traction device rails (5), straightening devices (6) and a cutting device (7), wherein the raw material support (1) is arranged on the left side of the whole rolling mill, the oxide skin removing device (2) is arranged on the right side of the raw material support (1) and fixedly arranged on a rack through bolt connection, the rolling head device (3) is arranged on the right side of the oxide skin removing device (2), the traction device (4) is arranged on the right side of the rolling head device (3), the two traction device rails (5) are arranged on the right side of the rolling head device (3) in the front and back direction, the two straightening devices (6) are adjacently arranged on the right side of the traction device rails (5) left and right, the cutting device (7) is arranged on the right side of the straightening device (6).
2. Hydraulic pull-type rolling mill according to claim 1, characterized in that the rolling head unit (3) is a unit of the square bar of the whole rolling mill, comprising a left screw (3-1), a left pinch roller (3-2), a lower screw (3-3), a lower pinch roller (3-4), the steel head device comprises a right lead screw (3-5), a right pinch roller (3-6), an upper lead screw (3-7) and an upper pinch roller (3-8), wherein the left lead screw (3-1) and the left pinch roller (3-2) are arranged on the left side of the steel rolling head device (3), a lower lead screw (3-3) and a lower pinch roller (3-4) are arranged on the lower side of the steel head device 3, the right lead screw (3-5) and the right pinch roller (3-6) are arranged on the right side of the steel head device 3, and the upper lead screw (3-7) and the upper pinch roller (3-8) are arranged on the upper side of the steel rolling head device (3).
3. The hydraulic pull-type rolling mill according to claim 1, characterized in that the pulling device (4) is a square steel power pulling device comprising a pulling hydraulic cylinder (4-1), a connecting plate (4-2), an object table (4-3), a clamping device (4-4) and a slide block (4-5), the object table (4-3) is a base of the whole pulling device (4), the clamping device (4-4) is arranged at the upper left of the object table (4-3) and fixedly mounted on the object table (4-3) through bolt connection, the slide block (4-5) has four parts respectively arranged at four corners of the object table (4-3), the rail (5) of the pulling device is directly above and fixedly mounted on the object table (4-3) through thread connection, the connecting plate (4-2) is arranged at the right of the object table (4-3), fixedly arranged on an object stage (4-3) through threaded connection, a traction hydraulic cylinder (4-1) is arranged under the object stage (4-3) and is parallel to the upper surface of the object stage (4-3), and is arranged on a connecting plate (4-2) through pin connection.
4. The hydraulic pull-type rolling mill according to claim 1, wherein the clamping device (4-4) is a device for clamping square steel and comprises a fixed clamping plate (4-4-1), a left movable clamping plate (4-4-2), a right movable clamping plate (4-4-3), a left clamping plate connecting rod (4-4-4), a right clamping plate connecting rod (4-4-5) and a clamping hydraulic cylinder (4-4-6), the fixed clamping plate (4-4-1) is arranged at the left end of the whole device and fixedly mounted on the objective table (4-3) through threaded connection, the left movable clamping plate (4-4-2) is arranged on the front semicircular surface of the inner hole of the fixed clamping plate (4-4-1), and the right movable clamping plate (4-4-3) is arranged on the rear semicircular surface of the inner hole of the fixed clamping plate (4-4-1) The left clamping plate connecting rod (4-4-4) is arranged on the right side of the left movable clamping plate (4-4-2) and is installed on the left movable clamping plate (4-4-2) through pin connection, the right clamping plate connecting rod (4-4-5) is arranged on the right side of the right movable clamping plate (4-4-3) and is installed on the right movable clamping plate (4-4-3) through pin connection, the clamping hydraulic cylinder (4-4-6) is arranged on the right side of the right clamping plate connecting rod (4-4-5), and output shafts of the left clamping plate connecting rod (4-4-4), the right clamping plate connecting rod (4-4-5) and the clamping hydraulic cylinder (4-4-6) are connected together through pin connection.
5. The hydraulic pull-type rolling mill according to claim 1, wherein the cutting device (7) is controlled by a magnetic induction type proximity sensor signal to realize fixed-length cutting to obtain finished fixed-length square steel.
6. The hydraulic pull rolling mill of claim 1, wherein the hydraulic pull rolling mill is 5.8-10 meters in length.
7. The hydraulic pull rolling mill of claim 1, wherein the hydraulic pull rolling mill is 5.8 meters in length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010077445.5A CN111872111A (en) | 2020-01-29 | 2020-01-29 | Hydraulic traction type rolling mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010077445.5A CN111872111A (en) | 2020-01-29 | 2020-01-29 | Hydraulic traction type rolling mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111872111A true CN111872111A (en) | 2020-11-03 |
Family
ID=73154286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010077445.5A Pending CN111872111A (en) | 2020-01-29 | 2020-01-29 | Hydraulic traction type rolling mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111872111A (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1306533A (en) * | 1969-03-04 | 1973-02-14 | Revigny Soc Metall | Wire-drawing or bar-drawing machine |
| CN2637016Y (en) * | 2003-08-01 | 2004-09-01 | 王玉廷 | Complete set equipment for making imitation seamless pipe |
| CN201618741U (en) * | 2010-02-08 | 2010-11-03 | 宋国锋 | Rolling square and flat steel cover die |
| CN102152115A (en) * | 2011-01-05 | 2011-08-17 | 大连康丰科技有限公司 | Drawing and straightening integrated machine |
| CN102825078A (en) * | 2012-09-11 | 2012-12-19 | 通海恒源标准件有限公司 | Rebar diameter reducer |
| CN103128128A (en) * | 2013-03-26 | 2013-06-05 | 吴钟群 | PLC (Programmable logic controller) controlled cold-drawn multi-thread steel bar automatic production line |
| CN103447327A (en) * | 2013-09-17 | 2013-12-18 | 西安麦特沃金液控技术有限公司 | Hydraulic continuous drawing machine |
| CN203991712U (en) * | 2014-08-11 | 2014-12-10 | 天津润德中天钢管有限公司 | A kind of clamping device of cold-drawing machine trolley |
| CN106180230A (en) * | 2016-08-31 | 2016-12-07 | 无锡市新湖冷拔校直机厂 | A kind of draw trolley |
| CN206028344U (en) * | 2016-08-31 | 2017-03-22 | 无锡市新湖冷拔校直机厂 | Cold drawing device |
| CN208944843U (en) * | 2018-09-30 | 2019-06-07 | 大连鑫大科技发展有限公司 | A kind of metallurgy steel wire roller-drawn device |
| CN211888409U (en) * | 2020-01-29 | 2020-11-10 | 石家庄佳科机电科技有限公司 | Small-sized rolling mill |
-
2020
- 2020-01-29 CN CN202010077445.5A patent/CN111872111A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1306533A (en) * | 1969-03-04 | 1973-02-14 | Revigny Soc Metall | Wire-drawing or bar-drawing machine |
| CN2637016Y (en) * | 2003-08-01 | 2004-09-01 | 王玉廷 | Complete set equipment for making imitation seamless pipe |
| CN201618741U (en) * | 2010-02-08 | 2010-11-03 | 宋国锋 | Rolling square and flat steel cover die |
| CN102152115A (en) * | 2011-01-05 | 2011-08-17 | 大连康丰科技有限公司 | Drawing and straightening integrated machine |
| CN102825078A (en) * | 2012-09-11 | 2012-12-19 | 通海恒源标准件有限公司 | Rebar diameter reducer |
| CN103128128A (en) * | 2013-03-26 | 2013-06-05 | 吴钟群 | PLC (Programmable logic controller) controlled cold-drawn multi-thread steel bar automatic production line |
| CN103447327A (en) * | 2013-09-17 | 2013-12-18 | 西安麦特沃金液控技术有限公司 | Hydraulic continuous drawing machine |
| CN203991712U (en) * | 2014-08-11 | 2014-12-10 | 天津润德中天钢管有限公司 | A kind of clamping device of cold-drawing machine trolley |
| CN106180230A (en) * | 2016-08-31 | 2016-12-07 | 无锡市新湖冷拔校直机厂 | A kind of draw trolley |
| CN206028344U (en) * | 2016-08-31 | 2017-03-22 | 无锡市新湖冷拔校直机厂 | Cold drawing device |
| CN208944843U (en) * | 2018-09-30 | 2019-06-07 | 大连鑫大科技发展有限公司 | A kind of metallurgy steel wire roller-drawn device |
| CN211888409U (en) * | 2020-01-29 | 2020-11-10 | 石家庄佳科机电科技有限公司 | Small-sized rolling mill |
Non-Patent Citations (1)
| Title |
|---|
| 高彩茹: "《材料成型机械设备》", vol. 1, 30 June 2014, 冶金工业出版社, pages: 234 - 235 * |
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