CN110899351B - Drawing driving mechanism in seamless steel tube drawing machine - Google Patents
Drawing driving mechanism in seamless steel tube drawing machine Download PDFInfo
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- CN110899351B CN110899351B CN201911211887.8A CN201911211887A CN110899351B CN 110899351 B CN110899351 B CN 110899351B CN 201911211887 A CN201911211887 A CN 201911211887A CN 110899351 B CN110899351 B CN 110899351B
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- block
- seamless steel
- clamping
- steel pipe
- vehicle body
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- 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
- B21C1/22—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
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Straightening Metal Sheet-Like Bodies (AREA)
Abstract
The invention discloses a drawing driving mechanism in a seamless steel tube drawing machine, which has the technical scheme that: the utility model provides a drawing actuating mechanism in seamless steel pipe drawbench, is including setting up in the drawbench and receive chain drive's automobile body, seamless steel pipe length direction sliding connection in drawbench is followed to the automobile body, the automobile body is provided with fixture, two sets of dismouting mechanisms that are used for centre gripping seamless steel pipe terminal surface and are used for keeping in the coupling mechanism that the chain is connected, be used for dismouting fixture. The invention can ensure that the end part of the seamless steel pipe is clamped and fixed, drive the seamless steel pipe to move synchronously, and simultaneously respectively disassemble, assemble and replace the clamping blocks.
Description
Technical Field
The invention relates to a cold drawing machine, in particular to a drawing driving mechanism in a seamless steel tube drawing machine.
Background
The existing seamless steel pipe is generally manufactured into a high-precision steel pipe after being processed by a cold-drawing machine. The seamless steel pipe is drawn by the cold drawing machine, and the seamless steel pipe passes through the inner die and the outer die in the cold drawing machine to finish the seamless steel pipe.
When the existing seamless steel pipe is drawn, the clamping jaws are driven by air pressure to move in opposite directions, the clamping jaws clamp the seamless steel pipe and drive the seamless steel pipe to move relative to the inner mold and the outer mold.
However, the clamping jaws clamp the seamless steel tube only through air pressure, and the acting force is large when the seamless steel tube is drawn, so that the seamless steel tube is easy to separate from the clamping jaws, and the drawing efficiency of the seamless steel tube is affected.
Therefore, there is a need for an improved structure that overcomes the above-mentioned deficiencies.
Disclosure of Invention
The invention aims to provide a drawing driving mechanism in a seamless steel tube drawing machine, which can ensure that the end part of a seamless steel tube is clamped and fixed, drive the seamless steel tube to move synchronously, and simultaneously respectively disassemble, assemble and replace clamping blocks.
The technical purpose of the invention is realized by the following technical scheme: a drawing driving mechanism in a seamless steel tube drawing machine comprises a vehicle body which is arranged on the drawing machine and driven by a chain, wherein the vehicle body is connected to the drawing machine in a sliding manner along the length direction of a seamless steel tube, and is provided with a clamping mechanism for clamping the end face of the seamless steel tube, two groups of connecting mechanisms for keeping the connection of the chain and a dismounting mechanism for dismounting the clamping mechanism;
the clamping mechanism comprises a sliding table which is connected with the vehicle body in a sliding manner along the moving direction of the vehicle body, an installation block is arranged on the upper end face of the sliding table, two clamping grooves are formed in the lower end face of the installation block and are symmetrically arranged and are respectively arranged on two sides of the axle center of the seamless steel pipe, the two clamping grooves are respectively provided with a clamping block, the two clamping blocks are oppositely arranged and can slide oppositely, one end, facing the seamless steel pipe, of each clamping block is integrally provided with an occlusion block which protrudes out of the installation block and can be abutted against the side wall of the seamless steel pipe, the opposite side walls of the two occlusion blocks are provided with occlusion teeth for occluding the steel pipe, the opposite side walls of the two occlusion blocks are provided with inclined planes which are obliquely arranged, the two inclined planes are arranged in a splayed manner, and the vehicle body is provided with a through hole for the seamless steel pipe, the penetrating hole is provided with an abutting block which is attached to the inclined surface and drives the two occluding blocks to move oppositely; the sliding table is fixedly connected with two air cylinders which respectively drive the corresponding clamping blocks to move oppositely, a limiting assembly which limits the sliding direction of the clamping blocks is arranged between the clamping blocks and the mounting block, the vehicle body is provided with two springs which drive the sliding table to slide away from the direction of the seamless steel tube, and the two springs are respectively arranged on two sides of the mounting block;
the disassembly and assembly mechanism comprises two disassembly and assembly grooves which are formed in the upper end face of the sliding table and are respectively formed in two sides of the installation block, the disassembly and assembly grooves extend to the position under the installation block, a driving block is connected in the disassembly and assembly grooves in a rotating mode, the driving block is arranged horizontally in a rotating axial direction, the driving block can abut against the lower end face of the installation block, a disassembly and assembly air cylinder which drives the driving block to rotate is fixedly connected to the upper end face of the sliding table, an output shaft of the disassembly and assembly air cylinder abuts against the driving block and can drive the driving block to overturn, and the driving block stirs the installation block to move upwards after;
the connecting mechanism comprises a rotating block which is rotatably connected with the side wall of the vehicle body and a fixed hook which is arranged on the rotating block and used for hooking the chain, and the rotating block is axially and vertically arranged in a rotating direction.
The invention is further provided with: the limiting assembly comprises a sliding groove formed in the upper end face of the clamping block, the length direction of the sliding groove is parallel to the sliding direction of the clamping block, the mounting block is provided with a limiting block penetrating through the sliding groove, the limiting block is fixedly connected to the upper bottom face of the clamping groove, and the clamping block is square.
The invention is further provided with: the vehicle body is fixedly connected with a copper plate for abutting against the lower end face of the sliding table.
The invention is further provided with: the mounting block is fixedly connected with a positioning block for butting of the seamless steel tube, and the positioning block is positioned between the two occlusion blocks.
The invention is further provided with: the sliding table is fixedly connected with two guide posts which are respectively penetrated through the corresponding springs, and the vehicle body is provided with a connecting hole for the guide posts to penetrate through.
In conclusion, the invention has the following beneficial effects:
when the seamless steel pipe needs to be clamped and driven to move, the vehicle body is driven to move through the chain and the seamless steel pipe is inserted between the two occlusion blocks, then the clamping blocks are driven to move oppositely through the two cylinders, the occlusion blocks are enabled to occlude the seamless steel pipe, then the vehicle body is driven to drive the seamless steel pipe to move through the chain, and due to the resistance of the seamless steel pipe, the sliding table slides relative to the vehicle body through the seamless steel pipe, so that the sliding table moves in a direction deviating from the moving square of the vehicle body relative to the vehicle body, the inclined surface abuts against the abutting blocks, and the relative occlusion blocks are further promoted to move oppositely to ensure that the occlusion blocks bite the seamless steel pipe, so that;
the fixed hook is hooked on the chain, so that the vehicle body is conveniently driven to move by the chain;
the positioning block can effectively position the end face of the seamless steel pipe relative to the mounting block, and the occlusion block is convenient to clamp and fix the seamless steel pipe.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a first cross-sectional view of the present invention;
FIG. 3 is a second cross-sectional view of the present invention;
fig. 4 is a schematic view of the invention with the mounting block concealed.
The corresponding part names indicated by the numbers in the figures: 1. a vehicle body; 2. a sliding table; 3. mounting blocks; 4. a clamping groove; 5. a clamping block; 6. an occluding block; 7. engaging teeth; 8. an inclined surface; 9. perforating holes; 10. a butting block; 11. a cylinder; 12. a sliding groove; 13. a limiting block; 14. a spring; 15. a guide post; 16. connecting holes; 17. disassembling and assembling the groove; 18. a drive block; 19. rotating the block; 20. a fixed hook; 21. a copper plate; 22. positioning blocks; 23. and (6) disassembling and assembling the air cylinder.
Detailed Description
In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easy to understand, the invention is further described with reference to the figures and the specific embodiments.
As shown in fig. 1 to 4, the drawing driving mechanism in the seamless steel tube drawing machine provided by the invention comprises a vehicle body 1 which is arranged on the drawing machine and driven by a chain, wherein the vehicle body 1 is connected to the drawing machine in a sliding way along the length direction of the seamless steel tube, the vehicle body 1, an inner mold and an outer mold are positioned at the same horizontal position, and the vehicle body 1 is provided with a clamping mechanism for clamping the end face of the seamless steel tube, two groups of connecting mechanisms for keeping the connection of the chain and a dismounting mechanism for dismounting the clamping mechanism.
The clamping mechanism comprises a sliding table 2 which is connected with the vehicle body 1 in a sliding way along the moving direction of the vehicle body 1, the upper end surface of the sliding table 2 is provided with an installation block 3, the lower end surface of the installation block 3 is provided with two clamping grooves 4, the two clamping grooves 4 are symmetrically arranged, and are respectively arranged at two sides of the axle center of the seamless steel tube, the two clamping grooves 4 are both provided with clamping blocks 5, the two clamping blocks 5 are oppositely arranged, and grip block 5 can slide in opposite directions, grip block 5 has outstanding interlock piece 6 in installation piece 3 and butt in the seamless steel pipe lateral wall towards the one end integrated into one piece of seamless steel pipe, two interlock pieces 6 lateral walls in opposite directions are provided with interlock tooth 7 that is used for the interlock steel pipe, two lateral walls that deviate from mutually are provided with the inclined plane 8 that is the slope setting, two inclined planes 8 are the splayed setting, automobile body 1 sets up the wear-to-establish hole 9 that supplies the seamless steel pipe to penetrate, wear-to-establish hole 9 is provided with laminating and inclined plane 8 and drives two butt pieces 10 that interlock piece 6 moved in opposite directions.
The sliding table 2 is fixedly connected with two cylinders 11 which respectively drive the corresponding clamping blocks 5 to move oppositely, and a limiting component which limits the sliding direction of the clamping blocks 5 is arranged between the clamping blocks 5 and the mounting block 3. The restriction subassembly is including seting up the groove 12 that slides in 5 up end of grip block, and the groove 12 length direction that slides is on a parallel with the grip block 5 direction of sliding, and installation piece 3 is provided with the restriction piece 13 of wearing to locate the groove 12 that slides, and restriction piece 13 fixed connection bottom surface on grip block 4, grip block 5 are square setting.
The automobile body 1 is provided with the spring 14 that the drive slip table 2 deviates from the seamless steel pipe direction and slides, and spring 14 sets up to two, and two springs 14 divide and locate the 3 both sides of installation piece. And the sliding table 2 is fixedly connected with two guide posts 15 which are respectively penetrated through the corresponding springs 14, and the vehicle body 1 is provided with a connecting hole 16 through which the guide post 15 is penetrated. When the seamless steel pipe needs to be clamped and driven to move, the vehicle body 1 is driven to move through the chain and the seamless steel pipe is inserted between the two occlusion blocks 6, then the clamping blocks 5 are driven to move oppositely through the two cylinders 11, the occlusion blocks 6 are enabled to occlude the seamless steel pipe, then the vehicle body 1 is driven to drive the seamless steel pipe to move through the chain, and due to the resistance of the seamless steel pipe, the sliding table 2 slides relative to the vehicle body 1 through the seamless steel pipe, so that the sliding table 2 moves squarely relative to the vehicle body 1 away from the vehicle body 1, the inclined surface 8 abuts against the abutting blocks 10, and further the relative occlusion blocks 6 are promoted to move oppositely to ensure that the occlusion blocks 6 bite the seamless steel pipe, and the seamless steel pipe is driven.
Dismouting mechanism includes that two are seted up in 2 up ends of slip table and are divided the dismouting groove 17 of locating installation piece 3 both sides, dismouting groove 17 extends to under installation piece 3, dismouting inslot 17 internal rotation is connected with drive block 18, drive block 18 rotation axial is the level setting, drive block 18 can butt terminal surface under installation piece 3, 2 up end fixedly connected with drive block 18 pivoted dismouting cylinder 23 of slip table, dismouting cylinder 23 output shaft butt is in drive block 18 and can drive the upset of drive block 18, stir installation piece 3 after drive block 18 upset and move up. When the clamping block 5 is disassembled and assembled, the driving block 18 is driven to rotate by the output shaft of the disassembling and assembling cylinder 23, so that the driving block 18 is abutted to the lower single face of the mounting block 3 after being overturned, and the mounting block 3 is driven to move upwards.
The connecting mechanism comprises a rotating block 19 which is rotatably connected to the side wall of the vehicle body 1 and a fixed hook 20 which is arranged on the rotating block 19 and used for hooking a chain, and the rotating block 19 is vertically arranged in the rotating axial direction. The fixed hook 20 is hooked on the chain, so that the vehicle body 1 is conveniently driven to move by the chain.
The vehicle body 1 is fixedly connected with a copper plate 21 for abutting the lower end face of the sliding table 2. The mounting block 3 is fixedly connected with a positioning block 22 for abutting the seamless steel tube, and the positioning block 22 is positioned between the two occlusion blocks 6. The positioning block 22 can effectively position the end face of the seamless steel tube relative to the mounting block 3, so that the occlusion block 6 can clamp and fix the seamless steel tube conveniently.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a drawing actuating mechanism in seamless steel pipe drawbench, is including setting up in the drawbench and receive chain drive's automobile body (1), automobile body (1) is along seamless steel pipe length direction sliding connection in drawbench, its characterized in that: the vehicle body (1) is provided with a clamping mechanism for clamping the end face of the seamless steel pipe, two groups of connecting mechanisms for keeping the connection of the chains and a dismounting mechanism for dismounting the clamping mechanism;
the clamping mechanism comprises a sliding table (2) which is connected with the vehicle body (1) in a sliding manner along the moving direction of the vehicle body (1), wherein an installation block (3) is arranged on the upper end face of the sliding table (2), two clamping grooves (4) are formed in the lower end face of the installation block (3), the two clamping grooves (4) are symmetrically arranged, the two clamping grooves (4) are respectively arranged on two sides of the axle center of the seamless steel pipe, the two clamping grooves (4) are respectively provided with a clamping block (5), the two clamping blocks (5) are oppositely arranged, the clamping blocks (5) can oppositely slide, one end of each clamping block (5) facing the seamless steel pipe is integrally formed with an occlusion block (6) protruding out of the installation block (3) and capable of being abutted against the side wall of the seamless steel pipe, the opposite side walls of the occlusion blocks (6) are provided with occlusion teeth (7) for occluding the steel pipe, and the opposite side walls are provided with inclined planes (8) which are, the two inclined planes (8) are arranged in a splayed manner, a through hole (9) for a seamless steel pipe to penetrate through is formed in the vehicle body (1), and a butting block (10) which is attached to the inclined planes (8) and drives the two occlusion blocks (6) to move oppositely is arranged in the through hole (9); the sliding table (2) is fixedly connected with two cylinders (11) which respectively drive corresponding clamping blocks (5) to move in opposite directions, a limiting assembly which limits the sliding direction of the clamping blocks (5) is arranged between the clamping blocks (5) and the mounting block (3), the vehicle body (1) is provided with two springs (14) which drive the sliding table (2) to slide away from the direction of the seamless steel tube, and the two springs (14) are respectively arranged on two sides of the mounting block (3);
the disassembly and assembly mechanism comprises two disassembly and assembly grooves (17) which are formed in the upper end face of the sliding table (2) and are respectively formed in two sides of the installation block (3), the disassembly and assembly grooves (17) extend to the position under the installation block (3), a driving block (18) is connected in the disassembly and assembly grooves (17) in a rotating mode, the driving block (18) is arranged horizontally in the rotating axial direction, the driving block (18) can abut against the lower end face of the installation block (3), a disassembly and assembly air cylinder (23) for driving the driving block (18) to rotate is fixedly connected to the upper end face of the sliding table (2), an output shaft of the disassembly and assembly air cylinder (23) abuts against the driving block (18) and can drive the driving block (18) to overturn, and the installation block (3) is stirred to move upwards after the driving block (18) overturns;
the connecting mechanism comprises a rotating block (19) which is rotatably connected with the side wall of the vehicle body (1) and a fixed hook (20) which is arranged on the rotating block (19) and used for hooking the chain, and the rotating block (19) is vertically arranged in the rotating axial direction.
2. The drawing driving mechanism in the seamless steel tube drawing machine according to claim 1, characterized in that: the limiting assembly comprises a sliding groove (12) formed in the upper end face of the clamping block (5), the length direction of the sliding groove (12) is parallel to the sliding direction of the clamping block (5), the mounting block (3) is provided with a limiting block (13) penetrating through the sliding groove (12), the limiting block (13) is fixedly connected to the upper bottom face of the clamping groove (4), and the clamping block (5) is arranged in a square shape.
3. The drawing driving mechanism in the seamless steel tube drawing machine according to claim 1, characterized in that: the vehicle body (1) is fixedly connected with a copper plate (21) for abutting against the lower end face of the sliding table (2).
4. The drawing driving mechanism in the seamless steel tube drawing machine according to claim 1, characterized in that: the mounting block (3) is fixedly connected with a positioning block (22) for butting of the seamless steel pipe, and the positioning block (22) is positioned between the two occlusion blocks (6).
5. The drawing driving mechanism in the seamless steel tube drawing machine according to claim 1, characterized in that: the sliding table (2) is fixedly connected with two guide posts (15) which are respectively arranged in a penetrating mode and correspond to the springs (14), and the vehicle body (1) is provided with connecting holes (16) for the guide posts (15) to penetrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911211887.8A CN110899351B (en) | 2019-12-02 | 2019-12-02 | Drawing driving mechanism in seamless steel tube drawing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911211887.8A CN110899351B (en) | 2019-12-02 | 2019-12-02 | Drawing driving mechanism in seamless steel tube drawing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110899351A CN110899351A (en) | 2020-03-24 |
| CN110899351B true CN110899351B (en) | 2021-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911211887.8A Active CN110899351B (en) | 2019-12-02 | 2019-12-02 | Drawing driving mechanism in seamless steel tube drawing machine |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112620367B (en) * | 2020-11-30 | 2023-03-24 | 宁波东鼎特种管业有限公司 | Double-row horizontal drawing machine |
| CN117840243B (en) * | 2024-03-05 | 2024-05-07 | 佛山市金冶机械设备有限公司 | Drawing machine structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08332516A (en) * | 1995-06-07 | 1996-12-17 | Showa Alum Corp | Chucking device |
| JP2009183952A (en) * | 2008-02-01 | 2009-08-20 | Katakura Steel Tube Co Ltd | Cold-drawing apparatus for metal pipe and drawing jig |
| CN204842493U (en) * | 2015-05-06 | 2015-12-09 | 洛阳奥瑞特铜业有限公司 | Bar cold drawing device |
| CN109570249A (en) * | 2018-10-26 | 2019-04-05 | 江苏康盛管业有限公司 | A kind of refrigerator device for drawing steel pipe |
| CN209189509U (en) * | 2018-11-13 | 2019-08-02 | 无锡华夏机械制造有限公司 | A kind of shape tube drawbench |
| CN209379675U (en) * | 2018-12-10 | 2019-09-13 | 江苏宏宝优特管业制造有限公司 | Drawbench holder |
-
2019
- 2019-12-02 CN CN201911211887.8A patent/CN110899351B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08332516A (en) * | 1995-06-07 | 1996-12-17 | Showa Alum Corp | Chucking device |
| JP2009183952A (en) * | 2008-02-01 | 2009-08-20 | Katakura Steel Tube Co Ltd | Cold-drawing apparatus for metal pipe and drawing jig |
| CN204842493U (en) * | 2015-05-06 | 2015-12-09 | 洛阳奥瑞特铜业有限公司 | Bar cold drawing device |
| CN109570249A (en) * | 2018-10-26 | 2019-04-05 | 江苏康盛管业有限公司 | A kind of refrigerator device for drawing steel pipe |
| CN209189509U (en) * | 2018-11-13 | 2019-08-02 | 无锡华夏机械制造有限公司 | A kind of shape tube drawbench |
| CN209379675U (en) * | 2018-12-10 | 2019-09-13 | 江苏宏宝优特管业制造有限公司 | Drawbench holder |
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| Publication number | Publication date |
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| CN110899351A (en) | 2020-03-24 |
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