CN112536412A - Forging device and method for bidirectional stainless steel tube plate forge piece - Google Patents
Forging device and method for bidirectional stainless steel tube plate forge piece Download PDFInfo
- Publication number
- CN112536412A CN112536412A CN202011329812.2A CN202011329812A CN112536412A CN 112536412 A CN112536412 A CN 112536412A CN 202011329812 A CN202011329812 A CN 202011329812A CN 112536412 A CN112536412 A CN 112536412A
- Authority
- CN
- China
- Prior art keywords
- forging
- hydraulic cylinder
- conveying line
- product
- stainless steel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J9/00—Forging presses
- B21J9/02—Special design or construction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J13/00—Details of machines for forging, pressing, or hammering
- B21J13/08—Accessories for handling work or tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J9/00—Forging presses
- B21J9/10—Drives for forging presses
- B21J9/12—Drives for forging presses operated by hydraulic or liquid pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J9/00—Forging presses
- B21J9/10—Drives for forging presses
- B21J9/20—Control devices specially adapted to forging presses not restricted to one of the preceding subgroups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K27/00—Handling devices, e.g. for feeding, aligning, discharging, Cutting-off means; Arrangement thereof
- B21K27/02—Feeding devices for rods, wire, or strips
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
The invention discloses a forging device and method for a bidirectional stainless steel tube plate forging, which are characterized in that: the forging mechanism comprises a rack, a forging head and a pushing mechanism, wherein the forging head and the pushing mechanism are arranged on the rack, the forging head is connected with the rack through a connecting mechanism, the connecting mechanism comprises a positioning block and four groups of connecting rods which are parallel to each other, the connecting rods are obliquely and downwards arranged from left to right, the right side of each connecting rod is connected with the rack, the left side of each connecting rod is connected with four corners of the right side surface of the positioning block, the forging head is arranged in the middle of the right side surface of the positioning block, and the forging head is arranged between the two groups of connecting rods; the forging head is arranged above the roller conveying line, and the pushing mechanism is arranged outside the right side of the roller conveying line. The invention improves the forging efficiency and quality.
Description
Technical Field
The invention relates to the field of forging, in particular to a forging device and method for a bidirectional stainless steel tube plate forging.
Background
In general, when a stainless steel tube sheet is forged, an end portion of a billet is heated by a heating furnace and then is gripped by a forging manipulator to be forged. However, this method is inefficient, the forging position is not fine enough, and the post-treatment is required, which affects the quality and yield of the machining.
Disclosure of Invention
The invention aims to provide a forging device and method for a bidirectional stainless steel tube plate forging, and by using the structure, the forging efficiency and quality are improved.
In order to achieve the purpose, the invention adopts the technical scheme that: a forging device for a bidirectional stainless steel tube plate forging piece comprises a roller conveying line and a forging mechanism arranged at the right end of the roller conveying line, wherein the forging mechanism comprises a rack, a forging head and a pushing mechanism, the forging head and the pushing mechanism are arranged on the rack, the forging head is connected with the rack through a connecting mechanism, the connecting mechanism comprises a positioning block and four groups of connecting rods which are parallel to each other, the connecting rods are arranged in a downward inclined mode from left to right, the right side of each connecting rod is connected with the rack, the left side of each connecting rod is connected with four corners of the right side face of the positioning block, the forging head is arranged in the middle of the right side face of the positioning block, and the forging; the forging head is arranged above the roller conveying line, and the pushing mechanism is arranged outside the right side of the roller conveying line;
the pushing mechanism comprises a positioning pipe, a pushing hydraulic cylinder, a circular push plate and a supporting hydraulic cylinder, the outer edge surfaces of two sides of the positioning pipe are rotatably connected with the rack through a rotating shaft, a material receiving hole is formed in the middle of the positioning pipe and faces the roller conveying line and the positioning block, the pushing hydraulic cylinder is mounted on the right side of the positioning pipe, the circular push plate is coaxially arranged in the material receiving hole, and the right side surface of the circular push plate is connected with an output shaft of the pushing hydraulic cylinder; the bottom of the supporting hydraulic cylinder is connected with the supporting base in a rotating mode, a convex plate is arranged on the bottom face of the positioning pipe, and an output shaft at the top of the supporting hydraulic cylinder is connected with the convex plate in a rotating mode through a connecting shaft.
In the technical scheme, the material receiving hole is arranged in parallel with the horizontal plane when the output shaft of the supporting hydraulic cylinder is in a retraction state, and the left side of the material receiving hole is arranged towards the outer edge surface of the top of the roller conveying line; and under the state that the output shaft of the supporting hydraulic cylinder extends out, the positioning pipe is obliquely and upwards arranged from right to left, and the material receiving hole is arranged right opposite to the forging head.
Among the above-mentioned technical scheme, the symmetry is equipped with two sets of bar spouts on the inner wall in material receiving hole, the bar spout with material receiving hole coaxial arrangement, the symmetry is equipped with two sets of sliders on the outer fringe face of circular push pedal, every group the outer end of slider slides and sets up in a set of in the bar spout.
In the technical scheme, a photoelectric sensor is arranged at the right end of the roller conveying line and is electrically connected with the pushing hydraulic cylinder, the supporting hydraulic cylinder and the roller conveying line.
Among the above-mentioned technical scheme, it is equipped with the multiunit roller to rotate on the roller transfer line, the multiunit the roller is by left right side interval setting, under the support pneumatic cylinder output shaft retraction state, the bottom outer fringe face in material receiving hole with the top outer fringe face of roller flushes the setting.
In the technical scheme, the roller shaft conveying line is provided with a driving motor, and an output shaft of the driving motor is connected with the front end of the rightmost roller shaft through a chain; the front ends of the adjacent roll shafts are connected through a chain respectively.
In the technical scheme, the outer edge surface of each group of the roll shafts is symmetrically provided with a conical convex block respectively, the two groups of the conical convex blocks are arranged at the front end and the rear end of the roll shaft respectively, and a space is arranged between the two groups of the conical convex blocks; the diameter of the outer end of the conical lug is larger than that of the inner end of the conical lug.
In the above technical scheme, a plurality of groups of heat dissipation through grooves are evenly distributed on the outer end surface of the conical convex block in an annular manner, and the inner end surfaces of the heat dissipation through grooves are communicated with the inner end surface of the conical convex block.
In order to achieve the purpose, the invention adopts a forging method of a bidirectional stainless steel tube plate forging, which comprises the following steps:
firstly, conveying a product to the right by using a roller conveying line, so that the right end of the product is abutted in a material receiving hole of a positioning pipe;
secondly, an output shaft of the supporting hydraulic cylinder extends out to push the positioning pipe to rotate clockwise, so that the left side of the product is opposite to the forging head;
thirdly, the output shaft of the hydraulic cylinder is pushed to extend and retract for multiple times, and the round push plate pushes the product to move leftwards, so that the left end of the product is forged and shaped by the forging head for multiple times;
fourthly, after the forging is finished, the output shaft of the supporting hydraulic cylinder retracts, so that the positioning pipe and the product rotate anticlockwise, and the left side of the product is abutted against the roller conveying line;
and fifthly, the roller conveying line conveys the product to the left to the next process or blanking to finish the forging of the product.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
1. according to the invention, the product is conveyed by the roller conveying line, the positioning pipe is used for positioning the product, the pushing hydraulic cylinder is used for jacking the product and forging the forging head for multiple times, the forging position is stable, and the forging efficiency and quality are effectively improved.
Drawings
FIG. 1 is a schematic structural diagram according to a first embodiment of the present invention;
FIG. 2 is a schematic side view of the first embodiment of the present invention;
fig. 3 is a schematic cross-sectional structure of fig. 2.
Wherein: 1. a frame; 2. forging a head; 3. positioning blocks; 4. a connecting rod; 5. a positioning tube; 6. pushing the hydraulic cylinder; 7. a circular push plate; 8. a support hydraulic cylinder; 9. a rotating shaft; 10. a receiving hole; 11. a convex plate; 12. a connecting shaft; 13. a strip-shaped chute; 14. a slider; 15. a photosensor; 16. a roll shaft; 17. a drive motor; 18. a chain; 19. a tapered bump; 20. a heat dissipation through groove; 21. roller transfer chain.
Detailed Description
The invention is further described with reference to the following figures and examples:
the first embodiment is as follows: referring to fig. 1-3, the forging device for the bidirectional stainless steel tube plate forge piece comprises a roller conveying line 21 and a forging mechanism arranged at the right end of the roller conveying line, wherein the forging mechanism comprises a rack 1, a forging head 2 arranged on the rack and a pushing mechanism, the forging head is connected with the rack through a connecting mechanism, the connecting mechanism comprises a positioning block 3 and four groups of connecting rods 4 which are parallel to each other, the connecting rods are arranged in a downward inclined manner from left to right, the right side of each connecting rod is connected with the rack, the left side of each connecting rod is connected with four corners of the right side face of the positioning block, the forging head is arranged in the middle of the right side face of the positioning block, and the forging head is arranged between the two groups of; the forging head is arranged above the roller conveying line, and the pushing mechanism is arranged outside the right side of the roller conveying line;
the pushing mechanism comprises a positioning pipe 5, a pushing hydraulic cylinder 6, a circular push plate 7 and a supporting hydraulic cylinder 8, the outer edge surfaces of two sides of the positioning pipe are rotatably connected with the rack through a rotating shaft 9, a material receiving hole 10 is formed in the middle of the positioning pipe and faces the roller conveying line and the positioning block, the pushing hydraulic cylinder is mounted on the right side of the positioning pipe, the circular push plate is coaxially arranged in the material receiving hole, and the right side surface of the circular push plate is connected with an output shaft of the pushing hydraulic cylinder; the bottom of the supporting hydraulic cylinder is connected with the supporting base in a rotating mode, a convex plate 11 is arranged on the bottom face of the positioning pipe, and an output shaft at the top of the supporting hydraulic cylinder is connected with the convex plate in a rotating mode through a connecting shaft 12.
When the output shaft of the supporting hydraulic cylinder is in a retraction state, the material receiving hole is arranged in parallel with the horizontal plane, and the left side of the material receiving hole is arranged towards the outer edge surface of the top of the roller conveying line; and under the state that the output shaft of the supporting hydraulic cylinder extends out, the positioning pipe is obliquely and upwards arranged from right to left, and the material receiving hole is arranged right opposite to the forging head.
In this embodiment, when in-service use, the roller transfer chain is carried the product right side, the left side of product is the heating end, when the product moved the right side, the right-hand member of product can enter into the material receiving hole of registration arm, then the output shaft that supports the pneumatic cylinder stretches out, lift up the product, make the product set up downwards by left right slope, then the output shaft that promotes the pneumatic cylinder stretches out, promote circular push pedal and remove towards the left side of registration arm, circular push pedal promotes partly left with the product like this, make the left side of product and forging head collision, utilize forging head to finalize the design to product left end heating department, the output shaft that promotes the pneumatic cylinder stretches out and contracts many times, forge the head like this and can be quick finalize the design with the product processing, high efficiency, high quality. Wherein the shape of the forging head is changed according to the forging shape required by the product. After the processing is finished, the output shaft of the supporting hydraulic cylinder retracts, the left side of the product is abutted to the roller conveying line, the roller conveying line moves the product towards the left, in the process, the product can be separated from the positioning pipe, the product is conveyed to the left to be subjected to the next procedure or blanking, the processing of the next product is waited, and the process is repeated.
Referring to fig. 3, two sets of bar-shaped sliding grooves 13 are symmetrically arranged on the inner wall of the material receiving hole, the bar-shaped sliding grooves and the material receiving hole are coaxially arranged, two sets of sliding blocks 14 are symmetrically arranged on the outer edge surface of the circular push plate, and the outer end of each sliding block is slidably arranged in one set of bar-shaped sliding grooves.
Through the arrangement of the strip-shaped sliding grooves and the sliding blocks, when the output shaft of the hydraulic cylinder is guaranteed to extend and retract, the circular push plate can be guaranteed to move left and right along the axis of the material receiving hole, and the stability and the quality of material pushing processing are guaranteed.
Referring to fig. 1-3, a photoelectric sensor 15 is arranged at the right end of the roller conveying line, and the photoelectric sensor is electrically connected with the pushing hydraulic cylinder, the supporting hydraulic cylinder and the roller conveying line. The setting of photoelectric sensor, when the roller transfer chain carried the product right, the right-hand member of product inserted and connects downthehole back, and the roller transfer chain stop work prevents that the roller transfer chain from working always and rubbing with the product, prevents to cause wearing and tearing to roller transfer chain and product.
Referring to fig. 1-3, the roller conveying line is provided with a plurality of groups of roller shafts 16 in a rotating mode, the plurality of groups of roller shafts are arranged from left to right at intervals, and the outer edge surface of the bottom of the material receiving hole is flush with the outer edge surface of the top of each roller shaft when the output shaft of the supporting hydraulic cylinder retracts.
The roller shaft conveying line is provided with a driving motor 17, and an output shaft of the driving motor is connected with the front end of the rightmost roller shaft through a chain 18; the front ends of the adjacent roll shafts are connected through a chain respectively. Like this when driving motor drives a set of roller pivoted, the roller can drive the roller of side through the chain and rotate simultaneously, so circulation, the stability of guaranteeing to carry. Meanwhile, the photoelectric sensor is electrically connected with the driving motor, so that after the product enters the material receiving hole, the driving motor stops working, or when the product is supported on the roller conveying line again, the driving motor starts to work reversely again.
Referring to fig. 1 to 3, a tapered protrusion 19 is symmetrically arranged on an outer edge surface of each group of the roll shafts, two groups of the tapered protrusions are respectively arranged at the front end and the rear end of the roll shafts, and a space is arranged between the two groups of the tapered protrusions; the diameter of the outer end of the conical lug is larger than that of the inner end of the conical lug.
Through the setting of two sets of toper lug, constitute an arc spacing space between two sets of toper lug and the roller, when the product was in above the roller, the position is stable, can not roll around towards, when guaranteeing that the roller drives the product and moves about, can be smooth support in connecing the material hole, guarantee the stability of carrying.
Referring to fig. 2 and 3, a plurality of groups of heat dissipation through grooves 20 are uniformly distributed on the outer end surface of the conical convex block in an annular manner, and the inner end surfaces of the heat dissipation through grooves are communicated with the inner end surface of the conical convex block. Carry through the roller after the product heating, after the roller uses for a long time like this, the temperature is higher, uses for a long time, and easy damage, consequently, through the setting of heat dissipation logical groove, the heat dissipation of being convenient for has prolonged life.
In order to achieve the purpose, the invention adopts a forging method of a bidirectional stainless steel tube plate forging, which comprises the following steps:
firstly, conveying a product to the right by using a roller conveying line, so that the right end of the product is abutted in a material receiving hole of a positioning pipe;
secondly, an output shaft of the supporting hydraulic cylinder extends out to push the positioning pipe to rotate clockwise, so that the left side of the product is opposite to the forging head;
thirdly, the output shaft of the hydraulic cylinder is pushed to extend and retract for multiple times, and the round push plate pushes the product to move leftwards, so that the left end of the product is forged and shaped by the forging head for multiple times;
fourthly, after the forging is finished, the output shaft of the supporting hydraulic cylinder retracts, so that the positioning pipe and the product rotate anticlockwise, and the left side of the product is abutted against the roller conveying line;
and fifthly, the roller conveying line conveys the product to the left to the next process or blanking to finish the forging of the product.
Claims (9)
1. The utility model provides a forging device of two-way stainless steel tube sheet forging which characterized in that: the forging mechanism comprises a rack, a forging head and a pushing mechanism, wherein the forging head and the pushing mechanism are arranged on the rack, the forging head is connected with the rack through a connecting mechanism, the connecting mechanism comprises a positioning block and four groups of connecting rods which are parallel to each other, the connecting rods are obliquely and downwards arranged from left to right, the right side of each connecting rod is connected with the rack, the left side of each connecting rod is connected with four corners of the right side surface of the positioning block, the forging head is arranged in the middle of the right side surface of the positioning block, and the forging head is arranged between the two groups of connecting rods; the forging head is arranged above the roller conveying line, and the pushing mechanism is arranged outside the right side of the roller conveying line;
the pushing mechanism comprises a positioning pipe, a pushing hydraulic cylinder, a circular push plate and a supporting hydraulic cylinder, the outer edge surfaces of two sides of the positioning pipe are rotatably connected with the rack through a rotating shaft, a material receiving hole is formed in the middle of the positioning pipe and faces the roller conveying line and the positioning block, the pushing hydraulic cylinder is mounted on the right side of the positioning pipe, the circular push plate is coaxially arranged in the material receiving hole, and the right side surface of the circular push plate is connected with an output shaft of the pushing hydraulic cylinder; the bottom of the supporting hydraulic cylinder is connected with the supporting base in a rotating mode, a convex plate is arranged on the bottom face of the positioning pipe, and an output shaft at the top of the supporting hydraulic cylinder is connected with the convex plate in a rotating mode through a connecting shaft.
2. The forging apparatus for the bidirectional stainless steel tube plate forging according to claim 1, wherein: when the output shaft of the supporting hydraulic cylinder is in a retraction state, the material receiving hole is arranged in parallel with the horizontal plane, and the left side of the material receiving hole is arranged towards the outer edge surface of the top of the roller conveying line; and under the state that the output shaft of the supporting hydraulic cylinder extends out, the positioning pipe is obliquely and upwards arranged from right to left, and the material receiving hole is arranged right opposite to the forging head.
3. The forging apparatus for the bidirectional stainless steel tube plate forging according to claim 1, wherein: the symmetry is equipped with two sets of bar spouts on the inner wall in material receiving hole, the bar spout with material receiving hole coaxial arrangement, the symmetry is equipped with two sets of sliders on the outer fringe face of circular push pedal, every group the outer end of slider slides and sets up in a set of in the bar spout.
4. The forging apparatus for the bidirectional stainless steel tube plate forging according to claim 1, wherein: the right end of the roller conveying line is provided with a photoelectric sensor, and the photoelectric sensor is electrically connected with the pushing hydraulic cylinder, the supporting hydraulic cylinder and the roller conveying line.
5. The forging apparatus for the bidirectional stainless steel tube plate forging according to claim 1, wherein: the roller conveying line is provided with a plurality of groups of rollers in a rotating mode, the rollers are arranged from left to right at intervals, the supporting hydraulic cylinder output shaft retracts, and the bottom outer edge face of the material receiving hole is flush with the top outer edge face of the rollers.
6. The forging apparatus for the bidirectional stainless steel tube plate forging according to claim 5, wherein: the roller shaft conveying line is provided with a driving motor, and an output shaft of the driving motor is connected with the front end of the rightmost roller shaft through a chain; the front ends of the adjacent roll shafts are connected through a chain respectively.
7. The forging apparatus for the bidirectional stainless steel tube plate forging according to claim 5, wherein: the outer edge surface of each group of the roll shafts is symmetrically provided with a conical convex block respectively, the two groups of the conical convex blocks are arranged at the front end and the rear end of the roll shaft respectively, and a space is arranged between the two groups of the conical convex blocks; the diameter of the outer end of the conical lug is larger than that of the inner end of the conical lug.
8. The forging apparatus for the bidirectional stainless steel tube plate forging according to claim 7, wherein: and a plurality of groups of heat dissipation through grooves are uniformly distributed on the outer end surface of the conical convex block in an annular manner, and the inner end surfaces of the heat dissipation through grooves are communicated with the inner end surface of the conical convex block.
9. A forging method of the bidirectional stainless steel tube plate forging piece applied to the claim 1 comprises the following steps:
firstly, conveying a product to the right by using a roller conveying line, so that the right end of the product is abutted in a material receiving hole of a positioning pipe;
secondly, an output shaft of the supporting hydraulic cylinder extends out to push the positioning pipe to rotate clockwise, so that the left side of the product is opposite to the forging head;
thirdly, the output shaft of the hydraulic cylinder is pushed to extend and retract for multiple times, and the round push plate pushes the product to move leftwards, so that the left end of the product is forged and shaped by the forging head for multiple times;
fourthly, after the forging is finished, the output shaft of the supporting hydraulic cylinder retracts, so that the positioning pipe and the product rotate anticlockwise, and the left side of the product is abutted against the roller conveying line;
and fifthly, the roller conveying line conveys the product to the left to the next process or blanking to finish the forging of the product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011329812.2A CN112536412B (en) | 2020-11-24 | 2020-11-24 | Forging device and method for bidirectional stainless steel tube plate forge piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011329812.2A CN112536412B (en) | 2020-11-24 | 2020-11-24 | Forging device and method for bidirectional stainless steel tube plate forge piece |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112536412A true CN112536412A (en) | 2021-03-23 |
| CN112536412B CN112536412B (en) | 2022-06-21 |
Family
ID=75014813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011329812.2A Active CN112536412B (en) | 2020-11-24 | 2020-11-24 | Forging device and method for bidirectional stainless steel tube plate forge piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112536412B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU574264A1 (en) * | 1976-01-12 | 1977-09-30 | 11-Ый Государственный Подшипниковый Завод | Feeding arrangement to horizontal forging machine |
| FR2385466A1 (en) * | 1977-04-01 | 1978-10-27 | Gfm Fertigungstechnik | LARGE TUBE FORGING MACHINE ON A LONG CHUCK |
| CN101041173A (en) * | 2007-02-14 | 2007-09-26 | 杨波 | Method and device for the forming of upsetting die of integral joint oil tubing |
| CN102248104A (en) * | 2011-07-06 | 2011-11-23 | 徐州开元世纪重型锻压有限公司 | Large tonnage horizontal upsetting hydraulic machine |
| DE102012107375A1 (en) * | 2011-08-12 | 2013-02-14 | GFM - GmbH | Device for forging hollow component e.g. pipe, has control unit that controls rotary drive element in dependence on rotational position of forging mandrel with respect to forging tools that are arranged symmetrically about forging axis |
| CN203610576U (en) * | 2013-07-18 | 2014-05-28 | 吴江市黎里建兴铸件厂 | Cold forging machine |
| CN204430108U (en) * | 2015-01-08 | 2015-07-01 | 徐州开元世纪重型锻压有限公司 | The pre-upsetting machine of horizontal all-hydraulic flexibility |
| CN106270229A (en) * | 2015-05-15 | 2017-01-04 | 天津市久盛通达科技有限公司 | Spigot-and-socket steel pipe rolling pipe-expanding machine |
-
2020
- 2020-11-24 CN CN202011329812.2A patent/CN112536412B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU574264A1 (en) * | 1976-01-12 | 1977-09-30 | 11-Ый Государственный Подшипниковый Завод | Feeding arrangement to horizontal forging machine |
| FR2385466A1 (en) * | 1977-04-01 | 1978-10-27 | Gfm Fertigungstechnik | LARGE TUBE FORGING MACHINE ON A LONG CHUCK |
| CN101041173A (en) * | 2007-02-14 | 2007-09-26 | 杨波 | Method and device for the forming of upsetting die of integral joint oil tubing |
| CN102248104A (en) * | 2011-07-06 | 2011-11-23 | 徐州开元世纪重型锻压有限公司 | Large tonnage horizontal upsetting hydraulic machine |
| DE102012107375A1 (en) * | 2011-08-12 | 2013-02-14 | GFM - GmbH | Device for forging hollow component e.g. pipe, has control unit that controls rotary drive element in dependence on rotational position of forging mandrel with respect to forging tools that are arranged symmetrically about forging axis |
| CN203610576U (en) * | 2013-07-18 | 2014-05-28 | 吴江市黎里建兴铸件厂 | Cold forging machine |
| CN204430108U (en) * | 2015-01-08 | 2015-07-01 | 徐州开元世纪重型锻压有限公司 | The pre-upsetting machine of horizontal all-hydraulic flexibility |
| CN106270229A (en) * | 2015-05-15 | 2017-01-04 | 天津市久盛通达科技有限公司 | Spigot-and-socket steel pipe rolling pipe-expanding machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112536412B (en) | 2022-06-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107186284B (en) | Multi-station aluminum bar peeler | |
| CN107413869B (en) | A kind of acid cleaning of steel tube-cold-drawn machining production line | |
| CN213793509U (en) | Cantilever drawing machine | |
| CN116393642A (en) | Steel forging processing equipment and process thereof | |
| CN206286336U (en) | Hydraulic type steel pipe drawing machine | |
| CN112536412B (en) | Forging device and method for bidirectional stainless steel tube plate forge piece | |
| CN111975390B (en) | Processing production line and processing method for convection tubes | |
| CN108747713A (en) | Aluminium material surface polishing machine | |
| CN111672912A (en) | Full-automatic continuous cold pilger mill | |
| JP5556649B2 (en) | Hot forging press forming method and apparatus | |
| CN111804764A (en) | High-precision heavy-caliber thick-wall pipe strong straightening unit | |
| CN215696889U (en) | Full-automatic head making equipment for metal pipe | |
| CN207138516U (en) | A kind of acid cleaning of steel tube cold-drawn machining production line | |
| CN114888231A (en) | Forging process and forging device for roller bearing piece | |
| KR200461590Y1 (en) | apparatus for deforming end part of pipe | |
| CN114367621A (en) | Full-automatic crosspiece forging machine and method | |
| CN112520305B (en) | Austenitic stainless steel pipe blank processing device and technology | |
| CN107199374B (en) | Material returning assembly of aluminum bar peeler | |
| CN217595586U (en) | Automatic pipe bending equipment | |
| CN212442583U (en) | Full-automatic continuous cold pilger mill | |
| CN219786044U (en) | Double-core cold drawing machine | |
| CN212925119U (en) | Steel pusher for pushing rolled steel | |
| CN219520927U (en) | Stamping part welding device | |
| CN111438314B (en) | Multi-station bearing ring grinding device | |
| CN218532665U (en) | Automatic roll forging forming production line |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |