CN112077186A - Combined die pipe bending device - Google Patents
Combined die pipe bending device Download PDFInfo
- Publication number
- CN112077186A CN112077186A CN202010868548.3A CN202010868548A CN112077186A CN 112077186 A CN112077186 A CN 112077186A CN 202010868548 A CN202010868548 A CN 202010868548A CN 112077186 A CN112077186 A CN 112077186A
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- China
- Prior art keywords
- frame
- pressing frame
- lead screw
- lower pressing
- die
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/06—Bending rods, profiles, or tubes in press brakes or between rams and anvils or abutments; Pliers with forming dies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
A combined die pipe bending device belongs to the technical field of pipe bending; the lower end parts of a lead screw in the front lower pressing frame and a lead screw in the rear lower pressing frame are connected with transmission belt pulleys, a transmission belt is arranged between the transmission belt pulleys, the transmission belt penetrates through belt connecting holes in the front lower pressing frame and the rear lower pressing frame respectively to be meshed with the corresponding transmission belt pulleys, the front lower pressing frame is connected with the lead screw in the rear lower pressing frame through the transmission belt, when a rotating handle in the front lower pressing frame is rotated, the lead screw in the rear lower pressing frame is connected with the lead screw in the front lower pressing frame through the transmission belt, and the lead screw in the rear lower pressing frame can also rotate simultaneously, so that the heights of two ends of the moving roller in the up-and-down moving process are ensured to be consistent, and the structural forms of the double-row roller bearings and the supporting roller meet the requirements of the rolling performance and the structural strength of the supporting roller at the same time, so that the supporting roller has strong impact resistance and can rotate.
Description
Technical Field
The invention belongs to the technical field of pipe bending, and particularly relates to a combined die pipe bending device.
Background
In the tubular product processing procedure, need bend the processing to tubular product usually, bend the processing to tubular product at present and generally adopt mechanical bending equipment to go on, however prior art's bending machine function is comparatively single, when same pipeline needs multiple process operation, can not accomplish on same bending machine, uses inconvenient swift, and the suitability is relatively poor.
Disclosure of Invention
The present invention mainly solves the technical problems existing in the prior art, and provides a pipe bending device for a combined mold.
The technical problem of the invention is mainly solved by the following technical scheme: a combined die pipe bending device comprises a die rack, wherein the die rack comprises a front die frame and a rear die frame which are arranged in parallel from front to back, a front sliding rod is arranged on the upper side of the front die frame, a rear sliding rod is arranged on the upper side of the rear die frame, a plurality of connecting rods are arranged between the front die frame and the rear die frame and are arranged at equal intervals, a supporting plate is arranged on the upper side of each connecting rod, a plurality of female die assemblies are erected on the front sliding rod and the rear sliding rod, each female die assembly comprises a front pressing frame and a rear pressing frame, a mounting cavity is formed in the lower end portions of the front pressing frame and the rear pressing frame, a dovetail groove is formed in the upper end of the front surface of the front pressing frame, a mounting plate is arranged on the upper surface of the front pressing frame 9, the position of the mounting plate corresponds to the position of the dovetail groove, a lead screw is arranged in the mounting, and with preceding lower pressure frame bottom swivelling joint, the top of lead screw is equipped with twist grip, twist grip and lead screw fixed connection, the sliding fit has the movable block in the dovetail, and preceding movable block overlaps in the lead screw simultaneously, lean on the position to be equipped with the belt connecting hole in the middle of the preceding front surface of lower pressure frame, the belt connecting hole extends to in the installation cavity of preceding lower pressure frame, the structure of back lower pressure frame is the same with preceding lower pressure frame, just preceding lower pressure frame with back lower pressure frame sets up relatively, be connected with the movable roll between the movable block of preceding lower pressure frame and the movable block in the back lower pressure frame, two fixed rolls of symmetrical connection between the lower extreme of preceding lower pressure frame and the lower extreme of back lower pressure frame.
Preferably, the lower end part of the screw rod in the front lower pressing frame and the lower end part of the screw rod in the rear lower pressing frame are both connected with a transmission belt pulley, a transmission belt is arranged between the transmission belt pulleys, and the transmission belt penetrates through the belt connecting hole in the front lower pressing frame and the belt connecting hole in the rear lower pressing frame and is meshed with the corresponding transmission belt pulley.
Preferably, the lower end of the front lower pressing frame and the lower end of the rear lower pressing frame are respectively provided with a roller set, each roller set comprises side vertical plates on two sides, a roller supporting shaft is connected between the side vertical plates, a supporting roller is sleeved on the roller supporting shaft, two ends of the supporting roller are provided with double-row roller bearings, and the supporting roller is connected with the roller supporting shaft through the double-row roller bearings.
Preferably, the outer surfaces of the supporting roller, the movable roller and the fixed roller are all provided with polyurethane protective layers.
The invention has the following beneficial effects: the lower end part of the screw rod in the front lower pressing frame and the lower end part of the screw rod in the rear lower pressing frame are both connected with a transmission belt pulley, a transmission belt is arranged between the transmission belt pulleys, the transmission belt penetrates through belt connecting holes in the front lower pressing frame and the rear lower pressing frame and is meshed with the corresponding transmission belt pulley, the screw rod in the front lower pressing frame and the screw rod in the rear lower pressing frame are connected through the transmission belt, when a rotating handle in the front lower pressing frame is rotated, the screw rod in the rear lower pressing frame is connected with the lower end part of the screw rod in the front lower pressing frame through the transmission belt, the screw rod in the rear lower pressing frame can also rotate simultaneously, the heights of the two ends of the movable roller in the process of moving up and down are ensured to be consistent, and the structural forms of the double-row roller bearings and the supporting roller meet the requirements of the rolling performance and the structural strength of the supporting roller at the same time, so that the supporting, meanwhile, the outer surfaces of the supporting roller, the movable roller and the fixed roller are all provided with polyurethane protective layers, so that the steel pipe is protected from being damaged when being bent.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of a die assembly of the present invention;
FIG. 3 is a front view of the front hold-down frame of the present invention;
FIG. 4 is a schematic view of an internal structure of the front hold-down frame of the present invention;
fig. 5 is a schematic view of a structure of the mounting cavity of the present invention.
In the figure: 1. a mold frame; 2. a front mold frame; 3. a rear mould frame; 4. a front slide bar; 5. a rear slide bar; 6. a connecting rod; 7. a support plate; 8. a female die assembly; 9. a front lower pressing frame; 10. then the frame is pressed down; 11. a dovetail groove; 12. mounting a plate; 13. a lead screw; 14. rotating the handle; 15. a moving block; 16. a belt connecting hole; 17. a moving roller; 18. fixing a roller; 19. a drive pulley; 20. a drive belt; 21. a roller set; 22. a side vertical plate; 23. a roller supporting shaft; 24. a support roller; 25. a double row roller bearing; 26. a polyurethane protective layer; 27. and (7) installing a cavity.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
Example (b): a combined die pipe bending device is shown in figures 1-5 and comprises a die rack 1, wherein the die rack 1 comprises a front die frame 2 and a rear die frame 3 which are arranged in parallel in the front and the rear, a front sliding rod 4 is arranged on the upper side of the front die frame 2, a rear sliding rod 5 is arranged on the upper side of the rear die frame 3, a plurality of connecting rods 6 are arranged between the front die frame 2 and the rear die frame 3, the connecting rods 6 are arranged at equal intervals, a supporting plate 7 is arranged on the upper side of the connecting rods 6, a plurality of die assemblies 8 are erected on the front sliding rod 4 and the rear sliding rod 5, fixed rollers 18 and movable rollers 17 in the die assemblies 8 are different in size and can process radians with different diameters, each die assembly 8 comprises a front lower pressing frame 9 and a rear lower pressing frame 10, a mounting cavity 27 is formed in the lower end portions of the front lower pressing frame 9 and the rear lower pressing frame 10, a dovetail groove 11 is formed in the upper end of the, the upper surface of the front lower pressing frame 9 is provided with a mounting plate 12, the position of the mounting plate 12 corresponds to the position of the dovetail groove 11, a lead screw 13 is arranged in the mounting plate 12, the lead screw 13 penetrates through the dovetail groove 11 and extends downwards to a mounting cavity 27, and is rotatably connected with the bottom of the front lower pressing frame 9, the top end of the lead screw 13 is provided with a rotating handle 14, the rotating handle 14 is fixedly connected with the lead screw 13, a moving block 15 is slidably arranged in the dovetail groove 11, the front moving block 15 is simultaneously sleeved in the lead screw 13, the moving block 15 is driven by the rotation of the lead screw 13 to move up and down in the dovetail groove 11, so as to realize the up-and-down movement of a moving roller 17, a belt connecting hole 16 is arranged at the middle lower part of the front surface of the front lower pressing frame 9, the belt connecting hole 16 extends into the mounting cavity 27 of the front lower pressing frame 9, and the, the front lower pressing frame 9 and the rear lower pressing frame 10 are arranged oppositely, a movable roller 17 is connected between a movable block 15 of the front lower pressing frame 9 and a movable block 15 in the rear lower pressing frame 10, and two fixed rollers 18 are symmetrically connected between the lower end of the front lower pressing frame 9 and the lower end of the rear lower pressing frame 10.
The lower tip of the lead screw 13 in preceding pushing down the frame 9 and the lead screw 13 lower tip in the back pushing down the frame 10 all are connected with drive pulley 19, be equipped with drive belt 20 between the drive pulley 19, drive belt 20 passes the belt connecting hole 16 of preceding pushing down the frame 9 and the belt connecting hole 16 in the back pushing down the frame 10 and meshes with corresponding drive pulley 19 mutually.
The lower end of the front lower pressure frame 9 and the lower end of the rear lower pressure frame 10 are both provided with a roller set 21, the roller set 21 comprises side vertical plates 22 at two sides, a roller supporting shaft 23 is connected between the side vertical plates 22, a supporting roller 24 is sleeved on the roller supporting shaft 23, the two ends of the supporting roller 24 are provided with double-row roller bearings 25, the supporting roller 24 is connected with the roller supporting shaft 23 through the double-row roller bearings 25, the structural forms of the double-row roller bearings 25 and the supporting roller 24 simultaneously meet the requirements of the rolling performance and the structural strength of the supporting roller 24, so that the supporting roller 24 has strong shock resistance and can rotate freely, the outer surfaces of the supporting roller 24, the movable roller 17 and the fixed roller 18 are respectively provided with a polyurethane protective layer 26, the polyurethane protective layers 26 on the outer surfaces of the movable roller 17 and the fixed roller 18 protect the steel pipe from being damaged when the steel pipe is bent, and the polyurethane protective layers 26 on the supporting roller 24 protect the female die assembly 8 from being damaged when the front sliding rod 4 and the rear sliding rod 5 move.
Finally, it should be noted that the above embodiments are merely representative examples of the present invention. It is obvious that the invention is not limited to the above-described embodiments, but that many variations are possible. Any simple modification, equivalent change and modification made to the above embodiments in accordance with the technical spirit of the present invention should be considered to be within the scope of the present invention.
Claims (4)
1. The utility model provides a combination mould swan neck system device, includes mould frame (1), its characterized in that: the die rack (1) comprises a front die frame (2) and a rear die frame (3) which are arranged in parallel in the front and the rear, a front sliding rod (4) is arranged on the upper side of the front die frame (2), a rear sliding rod (5) is arranged on the upper side of the rear die frame (3), a plurality of connecting rods (6) are arranged between the front die frame (2) and the rear die frame (3) and are arranged at equal intervals, a supporting plate (7) is arranged on the upper side of each connecting rod (6), a plurality of female die assemblies (8) are erected on the front sliding rod (4) and the rear sliding rod (5), each female die assembly (8) comprises a front pressing frame (9) and a rear pressing frame (10), an installation cavity (27) is formed at the lower end of the front pressing frame (9) and the lower end of the rear pressing frame (10), a dovetail groove (11) is formed at the upper end of the front surface of the front pressing frame (9), and an installation plate (12) is arranged on the upper surface, the position of mounting panel (12) is corresponding with the position of dovetail (11), be equipped with lead screw (13) in mounting panel (12), lead screw (13) pass dovetail (11) downwardly extending to installation cavity (27) in to with preceding pushing down frame (9) bottom swivelling joint, the top of lead screw (13) is equipped with twist grip (14), twist grip (14) and lead screw (13) fixed connection, sliding fit has movable block (15) in dovetail (11), and preceding movable block (15) overlap in lead screw (13) simultaneously, the position is equipped with belt connecting hole (16) to leaning on in the middle of preceding surface of pushing down frame (9), belt connecting hole (16) extend to in installation cavity (27) of preceding pushing down frame (9), the structure of back pushing down frame (10) is the same with preceding pushing down frame (9), just preceding pushing down frame (9) with back pushing down frame (10) sets up relatively, a movable roller (17) is connected between a movable block (15) of the front lower pressing frame (9) and a movable block (15) in the rear lower pressing frame (10), and two fixed rollers (18) are symmetrically connected between the lower ends of the front lower pressing frame (9) and the rear lower pressing frame (10).
2. The combination die pipe bending apparatus according to claim 1, wherein: the lower tip of lead screw (13) in preceding pushing down frame (9) and lead screw (13) lower tip in back pushing down frame (10) all are connected with drive pulley (19), be equipped with drive belt (20) between drive pulley (19), drive belt (20) pass belt connecting hole (16) in preceding pushing down frame (9) and back pushing down belt connecting hole (16) in frame (10) and mesh mutually with corresponding drive pulley (19).
3. The combination die pipe bending apparatus according to claim 1, wherein: the lower extreme of preceding lower pressure frame (9) and the lower extreme of back lower pressure frame (10) all are equipped with roller set (21), roller set (21) are including side riser (22) of both sides, be connected with gyro wheel back shaft (23) between side riser (22), the cover is equipped with backing roll (24) on gyro wheel back shaft (23), the both ends of backing roll (24) are equipped with double-row roller bearing (25), backing roll (24) are connected with gyro wheel back shaft (23) through double-row roller bearing (25).
4. The combination die pipe bending apparatus according to claim 1, wherein: and the outer surfaces of the supporting roller (24), the movable roller (17) and the fixed roller (18) are respectively provided with a polyurethane protective layer (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010868548.3A CN112077186A (en) | 2020-08-26 | 2020-08-26 | Combined die pipe bending device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010868548.3A CN112077186A (en) | 2020-08-26 | 2020-08-26 | Combined die pipe bending device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112077186A true CN112077186A (en) | 2020-12-15 |
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ID=73728691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010868548.3A Pending CN112077186A (en) | 2020-08-26 | 2020-08-26 | Combined die pipe bending device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112077186A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203076390U (en) * | 2012-12-19 | 2013-07-24 | 天津思为机器设备有限公司 | Bending device of steel pipes or structural steel |
| CN203621104U (en) * | 2013-09-26 | 2014-06-04 | 重庆双扬牌电器制造有限公司 | Roller mill |
| KR20140081141A (en) * | 2012-12-21 | 2014-07-01 | 주식회사 성우하이텍 | Round bender |
| CN104029018A (en) * | 2014-06-13 | 2014-09-10 | 福建工程学院 | Control method of automatic aluminum ladder rung production line |
| CN210023366U (en) * | 2019-01-21 | 2020-02-07 | 河北鹏达专用汽车有限公司 | U-shaped pipe bending machine |
-
2020
- 2020-08-26 CN CN202010868548.3A patent/CN112077186A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203076390U (en) * | 2012-12-19 | 2013-07-24 | 天津思为机器设备有限公司 | Bending device of steel pipes or structural steel |
| KR20140081141A (en) * | 2012-12-21 | 2014-07-01 | 주식회사 성우하이텍 | Round bender |
| CN203621104U (en) * | 2013-09-26 | 2014-06-04 | 重庆双扬牌电器制造有限公司 | Roller mill |
| CN104029018A (en) * | 2014-06-13 | 2014-09-10 | 福建工程学院 | Control method of automatic aluminum ladder rung production line |
| CN210023366U (en) * | 2019-01-21 | 2020-02-07 | 河北鹏达专用汽车有限公司 | U-shaped pipe bending machine |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201215 |
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| RJ01 | Rejection of invention patent application after publication |