CN107855374B - Cold drawing equipment for machining TP316L precise seamless steel tube - Google Patents
Cold drawing equipment for machining TP316L precise seamless steel tube Download PDFInfo
- Publication number
- CN107855374B CN107855374B CN201711183029.8A CN201711183029A CN107855374B CN 107855374 B CN107855374 B CN 107855374B CN 201711183029 A CN201711183029 A CN 201711183029A CN 107855374 B CN107855374 B CN 107855374B
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- Prior art keywords
- pipe
- machine body
- roll shaft
- lubricating
- tp316l
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 44
- 239000010959 steel Substances 0.000 title claims abstract description 44
- 238000010622 cold drawing Methods 0.000 title claims abstract description 17
- 238000003754 machining Methods 0.000 title claims description 9
- 230000007246 mechanism Effects 0.000 claims abstract description 53
- 239000003921 oil Substances 0.000 claims abstract description 35
- 239000010687 lubricating oil Substances 0.000 claims abstract description 25
- 230000001050 lubricating effect Effects 0.000 claims abstract description 13
- 238000003860 storage Methods 0.000 claims abstract description 10
- 238000005461 lubrication Methods 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000007797 corrosion Effects 0.000 claims description 5
- 238000005260 corrosion Methods 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 238000004064 recycling Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005097 cold rolling Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C1/00—Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing
- B21C1/16—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes
- B21C1/22—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes specially adapted for making tubular articles
- B21C1/24—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes specially adapted for making tubular articles by means of mandrels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C1/00—Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing
- B21C1/16—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes
- B21C1/27—Carriages; Drives
- B21C1/28—Carriages; Connections of grippers thereto; Grippers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C1/00—Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing
- B21C1/16—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes
- B21C1/27—Carriages; Drives
- B21C1/30—Drives, e.g. carriage-traversing mechanisms; Driving elements, e.g. drawing chains; Controlling the drive
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C1/00—Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing
- B21C1/16—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes
- B21C1/32—Feeding or discharging the material or mandrels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C3/00—Profiling tools for metal drawing; Combinations of dies and mandrels
- B21C3/16—Mandrels; Mounting or adjusting same
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C9/00—Cooling, heating or lubricating drawing material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Extraction Processes (AREA)
Abstract
The invention discloses cold drawing equipment for processing TP316L precise seamless steel pipes, which comprises a machine body, an upper pipe straightening mechanism, a lubricating mechanism, a drawing mechanism, a driving mechanism and a drawing die, wherein the upper pipe straightening mechanism, the lubricating mechanism, the drawing mechanism and the driving mechanism are sequentially arranged on the machine body from front to back, and the drawing die is fixedly arranged on the machine body between an oil groove and a drawing trolley. The cold drawing equipment for the TP316L precise seamless steel pipe is reasonable in structure, and sequentially adopts the upper pipe straightening mechanism, the lubricating mechanism and the drawing mechanism to realize sequential processing of upper pipe straightening, lubricating and drawing of the steel pipe, and the lubricating mechanism can realize repeated recycling of lubricating oil during drawing, so that the lubricating oil consumption is reduced; the free core rod automatically drops after the steel pipe is drawn, so that the unnecessary trouble that the core rod is taken out after the steel pipe is drawn at present is solved; in addition, the storage rack for storing the steel pipes to be drawn is also arranged, so that the space utilization rate of the equipment is greatly improved.
Description
[ field of technology ]
The invention relates to the technical field of seamless steel tube processing, in particular to cold drawing equipment for processing TP316L precise seamless steel tubes.
[ background Art ]
The precision seamless steel pipe is a high-precision steel pipe which is processed by cold rolling or cold drawing. The seamless steel pipe has no oxide layer on the inner and outer walls, no leakage under high pressure, high precision, high smoothness, no deformation in cold bending, no flaring, no cracking in flattening and other advantages, so that it is used mainly in producing pneumatic or hydraulic component, such as cylinder and oil cylinder.
The precision seamless pipe is selected to manufacture mechanical structures or hydraulic equipment, so that machining time can be greatly saved, the material utilization rate is improved, and the product quality is improved. However, the existing precision seamless steel tube has low machining efficiency, the mandrel bar is changed in position along with the drawing during the drawing, the mandrel bar is finally required to be taken out from the drawn steel tube, the machining efficiency is low, and the consumption of lubricating oil is serious during the drawing process.
[ invention ]
The invention aims to overcome the defects of the prior art, and provides cold drawing equipment for processing TP316L precision seamless steel pipes, which aims to solve the technical problems that the precision seamless steel pipes in the prior art are low in processing efficiency, a core rod can change in position along with drawing during drawing, and lubricating oil is seriously consumed during drawing.
In order to achieve the aim, the invention provides cold drawing equipment for processing TP316L precision seamless steel pipes, which comprises a machine body, an upper pipe straightening mechanism, a lubricating mechanism, a drawing mechanism, a driving mechanism and a drawing die, wherein the upper pipe straightening mechanism, the lubricating mechanism, the drawing mechanism and the driving mechanism are sequentially arranged on the machine body from front to back, the upper pipe straightening mechanism consists of a lifting cylinder, an upper supporting frame and a pipe sleeve, the lubricating mechanism consists of a lubricating oil groove, a main oil pipe, an oil outlet pipe, an oil return pipe and a circulating pump, the drawing mechanism consists of a driving roll shaft, a driven roll shaft, a large-sized roller chain, a connecting body and a drawing trolley, the driving mechanism consists of a servo motor, a motor driver and a driving belt, and the drawing die is fixedly arranged on the machine body between the lubricating oil groove and the drawing trolley.
Preferably, the front end of organism fixed mounting have a plurality of lift cylinders, the upper end of lift cylinder connect the upper supporting frame, the upper supporting frame on arrange and be provided with a plurality of sleeves, the rear of organism at the upper supporting frame be provided with the lubrication groove, the organism install total oil pipe at the back wall top of lubrication groove, total oil pipe on arrange and be provided with a plurality of play oil pipe, the lubrication groove in be provided with the circulating pump, the circulating pump pass through oil return pipe and total oil pipe intercommunication, the organism be provided with a plurality of drawing die on the back wall of lubrication groove, the organism be provided with the cavity at the back wall rear portion of lubrication groove, initiative roller and driven roller all install in the cavity, initiative roller and driven roller between large-scale roller chain transmission be connected, the drawing trolley pass through the connector and be connected with large-scale roller chain transmission, the drawing trolley on be provided with a plurality of pull heads, initiative roller pass through the drive belt and servo motor drive and servo motor electric connection.
Preferably, the number of the pipe sleeves, the oil outlet pipe, the drawing die and the drawing heads is the same and corresponds to one.
Preferably, each oil outlet pipe is provided with a regulating valve.
Preferably, the driving roll shaft and the driven roll shaft are respectively arranged on the front side and the rear side of the cavity, the two ends of the driving roll shaft and the two ends of the driven roll shaft are respectively installed on the side walls of the two sides of the cavity through bearing matching, chain gear rings are respectively arranged on the two sides of the driving roll shaft and the two sides of the driven roll shaft, a large-sized roller chain is respectively connected between the chain gear rings on the same side of the driving roll shaft and the driven roll shaft, a plurality of connectors are respectively sleeved on upper pin shafts of each large-sized roller chain, and the upper ends of the connectors are fixedly connected with the bottom of the drawing trolley through fasteners.
Preferably, the machine body is provided with sliding rails on two sides of the rear part of the rear wall of the lubricating oil groove, and the drawing trolley frame is connected to the sliding rails in a sliding fit manner.
Preferably, the machine body is provided with a corrosion-resistant metal filter screen at the upper part of the lubricating oil groove, and a plurality of filter screens are arranged in the lubricating oil groove.
Preferably, a storage rack for storing the steel pipes to be drawn is arranged above the rear part of the machine body, and the storage rack is positioned above the drawing trolley.
Preferably, each drawing die consists of a fixed die and a movable core rod, the fixed die is fixedly arranged in a die cavity of the machine body through a fastener, the diameter of the front end part of the movable core rod is smaller than that of the rear end part of the movable core rod, the diameter of the rear end part of the movable core rod is slightly larger than that of an inner hole of the fixed die, and in the working process, the rear end part of the movable core rod is close to the fixed die.
The invention has the beneficial effects that: compared with the prior art, the cold drawing equipment for the TP316L precise seamless steel pipe provided by the invention has a reasonable structure, and is sequentially provided with the upper pipe straightening mechanism, the lubricating mechanism and the drawing mechanism, so that orderly processing of the upper pipe, straightening, lubricating and drawing of the steel pipe is realized, and the lubricating mechanism can realize repeated recycling of lubricating oil during drawing, so that the consumption of the lubricating oil is reduced; the drawing die adopts a mode of forming a fixed die and a movable core rod, so that the movable core rod always moves in front of the fixed die in the drawing process, and cannot move along with the drawing of the steel pipe, and the movable core rod automatically drops after the drawing of the steel pipe is finished, thereby solving the unnecessary trouble that the core rod is taken out after the drawing of the steel pipe at present; in addition, a storage rack for storing the steel pipes to be drawn is arranged above the rear part of the machine body, and the storage rack is matched with an upper pipe straightening mechanism, so that the space utilization rate of the equipment is greatly improved.
The features and advantages of the present invention will be described in detail by way of example with reference to the accompanying drawings.
[ description of the drawings ]
Fig. 1 is a schematic structural diagram of a cold drawing apparatus for TP316L precision seamless steel pipes according to an embodiment of the present invention;
fig. 2 is a schematic diagram illustrating a connection between a drawing die and a machine body according to an embodiment of the present invention.
[ detailed description ] of the invention
The present invention will be further described in detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the detailed description and specific examples, while indicating the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present invention.
Referring to fig. 1 and 2, the embodiment of the invention provides a cold drawing device for processing TP316L precision seamless steel pipes, which comprises a machine body 1, an upper pipe straightening mechanism 2, a lubrication mechanism 3, a drawing mechanism 4, a driving mechanism 5 and a drawing die 6, wherein the upper pipe straightening mechanism 2, the lubrication mechanism 3, the drawing mechanism 4 and the driving mechanism 5 are sequentially arranged on the machine body 1 from front to back, the upper pipe straightening mechanism 2 is composed of a lifting cylinder 21, an upper supporting frame 22 and a pipe sleeve 23, the lubrication mechanism 3 is composed of a lubrication oil groove 31, a total oil pipe 32, an oil outlet pipe 33, an oil return pipe 34 and a circulating pump, the drawing mechanism 4 is composed of a driving roll shaft 41, a driven roll shaft 42, a large-sized roller chain 43, a connecting body 44 and a drawing trolley 45, the driving mechanism 5 is composed of a servo motor 51, a motor driver 52 and a driving belt 53, and the drawing die 6 is fixedly arranged on the machine body 1 between the lubrication groove and the drawing trolley 45.
The front end of the machine body 1 is fixedly provided with a plurality of lifting cylinders 21, the upper end of each lifting cylinder 21 is connected with an upper supporting frame 22, a plurality of sleeves 23 are arranged on each upper supporting frame 22, a lubricating oil groove 31 is formed in the rear of each upper supporting frame 22, the machine body 1 is provided with a total oil pipe 32 at the top of the rear wall of each lubricating oil groove 31, a plurality of oil outlet pipes 33 are arranged on the total oil pipe 32, a circulating pump is arranged in each lubricating oil groove 31 and is communicated with the corresponding total oil pipe 32 through an oil return pipe 34, the machine body 1 is provided with a plurality of drawing dies 6 on the rear wall of each lubricating oil groove 31, a cavity 11 is formed in the rear wall of each machine body 1, each driving roll shaft 41 and each driven roll shaft 42 are arranged in the corresponding cavity 11, a large-sized roll chain 43 is in transmission connection between each driving roll shaft 41 and each driven roll shaft 42, each drawing trolley 45 is in transmission connection with the corresponding large-sized roll chain 43 through a connecting body 44, each drawing trolley 45 is provided with a plurality of roll shafts of motors, and each driving roll shaft 51 is electrically connected with each servo motor 51 through a plurality of driving belts 53.
Further, the number of the pipe sleeves 23, the oil outlet pipes 33, the drawing dies 6 and the drawing heads are the same and correspond to each other one by one, and each oil outlet pipe 33 is provided with a regulating valve 36.
Further, the driving roll shaft 41 and the driven roll shaft 42 are respectively arranged at the front side and the rear side of the cavity 11, two ends of the driving roll shaft 41 and the driven roll shaft 42 are respectively arranged on two side walls of the cavity 11 through bearing fit, two sides of the driving roll shaft 41 and the driven roll shaft 42 are respectively provided with a chain gear ring 40, a large-sized roller chain 43 is respectively connected between the chain gear rings 40 at the same side of the driving roll shaft 41 and the driven roll shaft 42, a plurality of connecting bodies 44 are respectively sleeved on upper pin shafts of each large-sized roller chain 43, the upper ends of the connecting bodies 44 are fixedly connected with the bottom of the drawing trolley 45 through fasteners,
further, the sliding rails 12 are disposed on two sides of the rear portion of the rear wall of the lubricating oil groove 31 of the machine body 1, the drawing trolley 45 is mounted on the sliding rails 12 and is connected with the sliding rails 12 in a sliding fit manner, and therefore the drawing trolley 45 can slide on the sliding rails 12 easily.
Further, the machine body 1 is provided with a corrosion-resistant metal filter screen 37 at the upper portion of the oil groove 31, and a plurality of filter screens 38 are provided inside the oil groove 31. Large-volume objects can be intercepted by the corrosion-resistant metal filter screen 37, small particle impurities in lubricating oil can be filtered by the filter screen 38, and in the embodiment of the invention, the circulating pump is arranged below the filter screen 38.
Further, a storage rack 7 for storing the steel tube to be drawn is disposed above the rear portion of the machine body 1, the storage rack 7 is located above the drawing trolley 45, each drawing die 6 is composed of a fixed die 61 and a movable core rod 62, the fixed die 61 is fixedly mounted in a die cavity of the machine body 1 through a fastener, the diameter of the front end portion of the movable core rod 62 is smaller than the diameter of the rear end portion, the diameter of the rear end portion of the movable core rod 62 is slightly larger than the diameter of the inner hole of the fixed die 61, and in the working process, the rear end portion of the movable core rod 62 is close to the fixed die 61.
The working process of the invention comprises the following steps:
in the working process of the cold drawing equipment for processing TP316L precision seamless steel pipes, firstly, the lifting cylinder 21 is used for lifting the upper support frame 22, so that the pipe sleeve 23 on the upper support frame 22 is the same height as a steel pipe to be drawn on the storage frame 7, then, a worker inserts the steel pipe to be drawn into the corresponding pipe sleeve 23, so that the tail end of the steel pipe to be drawn is positioned in front of the fixed mould 61, then, the lifting cylinder 21 is used for lowering the upper support frame 22, so that the steel pipe to be drawn is opposite to the fixed mould 61 one by one, the front end part of the movable core rod 62 is integrally inserted into the steel pipe, the steel pipe to be drawn is pulled into the fixed mould 61 and pulled by the drawing trolley 45, after the servo motor 51 is started, the servo motor 51 drives the driving roller shaft 41 to rotate through the driving belt 53, and then drives the large roller chain 43 to drive the drawing trolley 45 to slide backwards along the sliding rail 12, the moving of the steel pipe is realized, before drawing, the steel pipe is filled with lubricating oil, the moving core rod 62 is convenient to be in the steel pipe without breaking the moving core rod 62, and after the moving is finished, the moving core rod 62 automatically falls on the corrosion-resistant metal 37.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, or alternatives falling within the spirit and principles of the invention.
Claims (5)
1. The utility model provides a cold drawing equipment of accurate seamless steel pipe of processing TP316L, includes organism (1), goes up pipe alignment mechanism (2), lubricated mechanism (3), drawing mechanism (4), actuating mechanism (5) and drawing die (6), its characterized in that: the upper tube straightening mechanism (2), the lubricating mechanism (3), the drawing mechanism (4) and the driving mechanism (5) are sequentially arranged on the machine body (1) from front to back, the upper tube straightening mechanism (2) is composed of a lifting cylinder (21), an upper supporting frame (22) and a pipe sleeve (23), the lubricating mechanism (3) is composed of a lubricating oil groove (31), a main oil pipe (32), an oil outlet pipe (33), an oil return pipe (34) and a circulating pump (35), the drawing mechanism (4) is composed of a driving roll shaft (41), a driven roll shaft (42), a large-sized roller chain (43), a connecting body (44) and a drawing trolley (45), the driving mechanism (5) is composed of a servo motor (51), a motor driver (52) and a driving belt (53), the drawing die (6) is fixedly arranged on the machine body (1) between the lubricating oil groove (31) and the drawing trolley (45), a plurality of lifting cylinders (21) are fixedly arranged at the front ends of the machine body (1), the upper supporting frame (22) is connected with the upper supporting frame (22), and the upper supporting frame (22) is arranged above the machine body (23), the machine body (1) is provided with a total oil pipe (32) at the top of the rear wall of the lubricating oil groove (31), a plurality of oil outlet pipes (33) are arranged on the total oil pipe (32), the lubricating oil groove (31) is internally provided with a circulating pump (35), the circulating pump (35) is communicated with the total oil pipe (32) through an oil return pipe (34), the machine body (1) is provided with a plurality of drawing dies (6) on the rear wall of the lubricating oil groove (31), the machine body (1) is provided with a cavity (11) at the rear part of the rear wall of the lubricating oil groove (31), a driving roll shaft (41) and a driven roll shaft (42) are arranged in the cavity (11), the driving roll shaft (41) and the driven roll shaft (42) are in transmission connection through a large-sized roller chain (43), a plurality of drawing dollies (45) are in transmission connection with the large-sized roller chain (43) through a connecting body (44), a plurality of drawing heads are arranged on the drawing dollies (45), the driving roll shaft (41) is in transmission connection with a driving roll shaft (41) through a driving roll shaft (53) and a servo motor (51) on the driving roll shaft (51) and the driving roll shaft (51) respectively, and both ends of initiative roller (41) and driven roller (42) all install on the both sides lateral wall of cavity (11) through the bearing cooperation, both sides of initiative roller (41) and driven roller (42) all be provided with chain ring gear (40), each be connected a large-scale roller chain (43) between chain ring (40) of initiative roller (41) and driven roller (42) homonymy, the epaxial cover of higher authority round pin of every large-scale roller chain (43) is equipped with a plurality of connector (44), connector (44) upper end link firmly with the bottom of drawing dolly (45) through the fastener, organism (1) be provided with corrosion-resistant metal filter screen (37) on the upper portion of lubrication groove (31) to set up a plurality of filter screens (38) in the inside of lubrication groove (31), every draw mould (6) constitute by fixed mould (61) and plug (62) that move about, fixed mould (61) pass through fastener fixed mounting in the die cavity of organism (1), the diameter of the front end of plug (62) be less than back end and the diameter of moving about (62) in the diameter of the plug (61) that moves about in the diameter of the inner bore (62) that moves about in the back of the end slightly.
2. A cold drawing apparatus for machining TP316L precision seamless steel pipes according to claim 1, wherein: the number of the pipe sleeves (23), the oil outlet pipes (33), the drawing dies (6) and the drawing heads are the same and correspond to each other one by one.
3. A cold drawing apparatus for machining TP316L precision seamless steel pipes according to claim 1, wherein: each oil outlet pipe (33) is provided with a regulating valve (36).
4. A cold drawing apparatus for machining TP316L precision seamless steel pipes according to claim 1, wherein: the machine body (1) is provided with sliding rails (12) on two sides of the rear part of the rear wall of the lubricating oil groove (31), and the drawing trolley (45) is arranged on the sliding rails (12) and connected with the sliding rails (12) in a sliding fit manner.
5. A cold drawing apparatus for machining TP316L precision seamless steel pipes according to claim 1, wherein: a storage rack (7) for storing the steel pipes to be drawn is arranged above the rear part of the machine body (1), and the storage rack (7) is positioned above the drawing trolley (45).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711183029.8A CN107855374B (en) | 2017-11-23 | 2017-11-23 | Cold drawing equipment for machining TP316L precise seamless steel tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711183029.8A CN107855374B (en) | 2017-11-23 | 2017-11-23 | Cold drawing equipment for machining TP316L precise seamless steel tube |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107855374A CN107855374A (en) | 2018-03-30 |
| CN107855374B true CN107855374B (en) | 2023-11-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711183029.8A Active CN107855374B (en) | 2017-11-23 | 2017-11-23 | Cold drawing equipment for machining TP316L precise seamless steel tube |
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| CN (1) | CN107855374B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110576067A (en) * | 2018-06-10 | 2019-12-17 | 江苏君睿智能制造有限公司 | Cold drawing die for seamless steel pipe |
| CN109396198B (en) * | 2018-11-14 | 2023-09-19 | 浙江中达新材料股份有限公司 | Cold-rolled tube device with automatic oiling function |
| CN112275813A (en) * | 2020-09-14 | 2021-01-29 | 江苏华程工业制管股份有限公司 | Three-wire drawing machine for steel pipe |
| CN114769343B (en) * | 2022-04-27 | 2023-08-08 | 江西宏泰铜业有限公司 | Double-station efficient lubrication drawing device for copper bars |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59202124A (en) * | 1983-04-30 | 1984-11-15 | Kobe Steel Ltd | Working method of internally grooved pipe |
| JP3023281U (en) * | 1995-09-14 | 1996-04-16 | チン−フー チェン | Extractor with lubricator |
| JPH08281333A (en) * | 1995-04-11 | 1996-10-29 | Sumitomo Metal Ind Ltd | Detecting method of inner face flaw of metal tube |
| JP2000042623A (en) * | 1998-07-28 | 2000-02-15 | Akira Ozawa | Lubricating equipment for inner surface of tube stock for drawing device |
| JP2007000907A (en) * | 2005-06-24 | 2007-01-11 | Jfe Steel Kk | High dimensional precision pipe manufacturing method with high efficiency and stability |
| CN202238971U (en) * | 2011-07-29 | 2012-05-30 | 常州和圆钢管有限公司 | Automatic steel pipe cold-drawing device |
| CN203610428U (en) * | 2013-12-27 | 2014-05-28 | 常州腾跃不锈钢管有限公司 | High-precision steel pipe cold-drawing machine |
| CN207709548U (en) * | 2017-11-23 | 2018-08-10 | 浙江中达特钢股份有限公司 | A kind of cold-drawn equipment of processing TP316L precision seamless steel tubes |
-
2017
- 2017-11-23 CN CN201711183029.8A patent/CN107855374B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59202124A (en) * | 1983-04-30 | 1984-11-15 | Kobe Steel Ltd | Working method of internally grooved pipe |
| JPH08281333A (en) * | 1995-04-11 | 1996-10-29 | Sumitomo Metal Ind Ltd | Detecting method of inner face flaw of metal tube |
| JP3023281U (en) * | 1995-09-14 | 1996-04-16 | チン−フー チェン | Extractor with lubricator |
| JP2000042623A (en) * | 1998-07-28 | 2000-02-15 | Akira Ozawa | Lubricating equipment for inner surface of tube stock for drawing device |
| JP2007000907A (en) * | 2005-06-24 | 2007-01-11 | Jfe Steel Kk | High dimensional precision pipe manufacturing method with high efficiency and stability |
| CN202238971U (en) * | 2011-07-29 | 2012-05-30 | 常州和圆钢管有限公司 | Automatic steel pipe cold-drawing device |
| CN203610428U (en) * | 2013-12-27 | 2014-05-28 | 常州腾跃不锈钢管有限公司 | High-precision steel pipe cold-drawing machine |
| CN207709548U (en) * | 2017-11-23 | 2018-08-10 | 浙江中达特钢股份有限公司 | A kind of cold-drawn equipment of processing TP316L precision seamless steel tubes |
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| CN107855374A (en) | 2018-03-30 |
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