CN111957775B - Bending die of pipe bending machine - Google Patents
Bending die of pipe bending machine Download PDFInfo
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- CN111957775B CN111957775B CN202010711236.1A CN202010711236A CN111957775B CN 111957775 B CN111957775 B CN 111957775B CN 202010711236 A CN202010711236 A CN 202010711236A CN 111957775 B CN111957775 B CN 111957775B
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- main body
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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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- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a bending die of a pipe bending machine, which comprises a main body, an upper die and a lower die, wherein the top of the main body is provided with a plurality of first openings, the main body is cylindrical, the lower die is fixedly connected with the main body, one side of the bottom end of each first opening is provided with a second opening, the upper die is arranged above the main body, a fixing mechanism is arranged between the upper die and the main body, the fixing mechanism is positioned in the first opening and the second opening, the circle center of the main body is provided with a first through hole, the upper die and the lower die are both provided with second through holes, the first through hole and the second through hole are coaxially arranged, and an adjusting mechanism is arranged in the first through hole; the adjusting mechanism comprises a plurality of adjusting components. The bending die provided by the invention is convenient to install, simple to operate, time-saving and efficient.
Description
Technical Field
The invention relates to the field of mechanical equipment molds, in particular to a bending mold of a pipe bending machine.
Background
The bending die of the pipe bending machine is the most important part of the pipe bending machine, because the use is the most frequent, so the loss is big, often need maintain the change, current bending die can only be used to the axis of rotation of single specification, still need be equipped with the reducing and use in the axis of rotation of other specifications, it is loaded down with trivial details, and simultaneously, the interval between the upper and lower mould is less when maintaining the bending die, be not convenient for maintain the operation, make work efficiency reduce, and the production cost is increased, for this reason it is wide to be necessary to design an application scope, the bending die of simple operation, the purpose of this kind of bending die is centre of regulation's aperture, in order to match the axis of rotation of different specifications, and the production efficiency is improved.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide the bending die which is wide in application range and convenient and fast to operate. The bending die has the characteristics of convenience and rapidness in installation, simplicity in operation, time saving and high efficiency.
In order to achieve the purpose, the technical scheme of the invention is to design a bending die of a pipe bending machine, which comprises a main body, an upper die and a lower die, wherein the top of the main body is provided with a plurality of first openings, the main body is cylindrical, the lower die is fixedly connected with the main body, one side of the bottom end of each first opening is provided with a second opening, the upper die is arranged above the main body, a fixing mechanism is arranged between the upper die and the main body, the fixing mechanism is positioned in the first opening and the second opening, a first through hole is arranged at the circle center of the main body, the upper die and the lower die are both provided with second through holes, the first through hole and the second through holes are coaxially arranged, and an adjusting mechanism is arranged in the first through hole;
the adjusting mechanism comprises a plurality of adjusting assemblies, each adjusting assembly is evenly distributed on the inner wall of the first through hole from top to bottom, each adjusting assembly comprises a limiting block, an oil storage piece and a plurality of first springs, a plurality of third openings are formed in the inner wall of the first through hole, the oil storage piece is arranged in the third openings, a plurality of fourth openings are formed in the inner wall of the oil storage piece, the fourth openings are communicated with each other, the first springs are arranged in the oil storage piece, the first springs are fixedly connected with the oil storage piece, the limiting blocks are arranged in the first through holes, the vertical cross sections of the limiting blocks are in right trapezoid shapes, the lower bottom of the right trapezoid cross sections of the limiting blocks is fixedly connected with the first springs, the right waist of the limiting blocks is transversely arranged, the length of the right waist is reduced along with the height of the limiting blocks, the inclined waist of the right trapezoid cross sections of the limiting blocks is located below the right waist, and the length of the upper bottom of the right trapezoid cross sections of the limiting blocks is equal.
According to a preferable technical scheme, the fixing mechanism comprises a connecting block and a first bolt, the connecting block is fixed below the upper die, the connecting block is arranged in the first opening, the first bolt is fixed below the connecting block, and the first bolt is arranged in the second opening.
As an optimized technical scheme, the fixing mechanism further comprises a second bolt, a plurality of third through holes are formed in the upper die and the main body, the third through holes of the upper die and the third through holes of the main body are in one-to-one correspondence and are coaxially arranged, the second bolt is arranged in the third through holes, a fourth through hole is formed in the first bolt, and the second bolt penetrates through the fourth through hole.
As an optimal technical scheme, the bottom of the third through hole is further provided with a locking mechanism, the locking mechanism comprises a magnet, a magnet and a plurality of second springs, the magnet is fixed to the bottom of the second bolt, the magnet is fixed to the bottom of the third through hole, the second springs are vertically arranged between the magnet and the magnet, and the bottom end of the second spring is fixedly connected with the magnet.
Preferably, the first spring is a compression spring.
Preferably, the lower mold and the main body are integrally formed.
Preferably, the width of the first opening is slightly larger than the length of the first pin.
Preferably, the height of the second opening is slightly larger than the height of the first pin.
As the preferred technical scheme, the surface of the limiting block is coated with lubricating oil.
Preferably, the oil storage member is a cylinder.
The invention has the advantages and beneficial effects that: install the curved die at the epaxial in-process that rotates, pass through adjustment mechanism when the axis of rotation passes, according to the specification of axis of rotation, press from both sides firm axis of rotation, make the axis of rotation that this curved die can be applicable to different specifications, the application scope of this curved die has been enlarged, simultaneously, can be with going up the quick main part that breaks away from of mould through fixed establishment, be convenient for maintain the main part between the lower mould, make this curved die more be convenient for operate in the process of maintaining the repair, it is convenient to use this curved die installation, high efficiency and simple operation, time saving.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a schematic view of the adjustment mechanism;
FIG. 4 is a schematic view showing a connection structure of the oil storage member and the first spring;
FIG. 5 is a schematic view of the securing mechanism;
FIG. 6 is an enlarged view of portion A of FIG. 5;
in the figure: 1. a main body; 2. an upper die; 3. a lower die; 4. a limiting block; 5. an oil storage member; 6. a first spring; 7. connecting blocks; 8. a first latch; 9. a second bolt; 10. a magnet; 11. a magnet; 12. a second spring; 13. a first opening; 14. a second opening; 15. a first through hole; 16. a second through hole; 17. a third opening; 18. a fourth opening.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1-4, a bending die of a pipe bending machine comprises a main body 1, an upper die 2 and a lower die 3, wherein the top of the main body 1 is provided with a plurality of first openings 13, the main body 1 is cylindrical, the lower die 3 is fixedly connected with the main body 1, one side of the bottom end of each first opening 13 is provided with a second opening 14, the upper die 2 is arranged above the main body 1, a fixing mechanism is arranged between the upper die 2 and the main body 1, the fixing mechanism is positioned in the first opening 13 and the second opening 14, a first through hole 15 is arranged at the center of a circle of the main body 1, the upper die 2 and the lower die 3 are both provided with second through holes 16, the first through hole 15 and the second through hole 16 are coaxially arranged, and an adjusting mechanism is arranged in the first through hole 15;
the adjusting mechanism comprises a plurality of adjusting components, each adjusting component is uniformly distributed on the inner wall of the first through hole 15 from top to bottom, each adjusting component comprises a limiting block 4, an oil storage part 5 and a plurality of first springs 6, a plurality of third openings 17 are formed in the inner wall of the first through hole 15, the oil storage part 5 is arranged in the third openings 17, a plurality of fourth openings 18 are formed in the inner wall of the oil storage part 5, the fourth openings 18 are communicated with one another, the first springs 6 are arranged in the oil storage part 5, the first springs 6 are fixedly connected with the oil storage part 5, the limiting blocks 4 are arranged in the first through holes 15, the vertical cross sections of the limiting blocks 4 are in right-angled trapezoid shapes, the lower bottoms of the right-angled trapezoid cross sections of the limiting blocks 4 are fixedly connected with the first springs 6, the right-angled waists of the limiting blocks 4 are transversely arranged, the length of the right-angled waists is reduced along with the height increase of the limiting blocks 4, the oblique waists of the right-angled trapezoid cross sections of the limiting blocks 4 are located below the right-angled waists, and the upper bottoms of the right-angled trapezoid cross sections of the limiting blocks 4 are equal in length.
The first spring 6 is a compression spring.
The lower die 3 and the main body 1 are of an integrated structure.
The surface of stopper 4 scribbles lubricating oil.
The oil reservoir 5 is a cylindrical body.
Fig. 1 is a plan view of the bending die with the upper die 2 facing upward, fig. 2 is a plan view of the bending die with the lower die 3 facing upward, and the direction positions of the limit blocks 4 and the like are all based on the reference standard of the upward facing of the upper die 2, when the bending die is mounted on the rotating shaft of the bending die, after the upper die 2 is fixed to the main body 1 by the pipe bending machine through the fixing mechanism, the upper die 2 faces upward, the first through hole 15 is aligned with the rotating shaft, and the upper die 2 is pressed downward, at this time, the rotating shaft sequentially pushes open the limit blocks 4, the specific shape of the limit blocks 4 is determined according to the oil storage part 5, so that the gap between the limit blocks 4 and the oil storage part 5 is reduced as much as possible, while the limit blocks 4 move into the oil storage part 5, the first spring 6 compresses, the hydraulic oil in the oil storage part 5 flows between the fourth openings 18, so as to play a role of buffering, when the rotating shaft rises to the limit blocks 4 which are not in contact with the rotating shaft unequally, the other limit blocks 4 clamp the restoring force of the rotating shaft under the pressure of the first spring 6 and the rotating shaft, so that the adjusting mechanism can be applied to different specifications, and the bending die is expanded in the application range of the bending die.
As shown in fig. 5 to 6, the fixing mechanism includes a connecting block 7 and a first pin 8, the connecting block 7 is fixed below the upper die 2, the connecting block 7 is disposed in the first opening 13, the first pin 8 is fixed below the connecting block 7, and the first pin 8 is disposed in the second opening 14.
The fixing mechanism further comprises a second bolt 9, a plurality of third through holes are formed in the upper die 2 and the main body 1, the third through holes of the upper die 2 and the third through holes of the main body 1 are in one-to-one correspondence and coaxial arrangement, the second bolt 9 is arranged in the third through holes, a fourth through hole is formed in the first bolt 8, and the second bolt 9 penetrates through the fourth through hole.
The bottom of third through-hole still is equipped with locking mechanical system, and locking mechanical system includes magnet 10, magnet 11 and a plurality of second spring 12, and magnet 10 is fixed in the bottom of second bolt 9, and magnet 11 is fixed in the bottom of third through-hole, and the vertical setting of second spring 12 is between magnet 10 and magnet 11, the bottom and the 11 fixed connection of magnet of second spring 12.
The width of the first opening 13 is slightly larger than the length of the first pin 8.
The height of the second opening 14 is slightly greater than the height of the first pin 8.
When the bent die needs to be maintained and repaired, the second bolt 9 is pulled upwards to be separated from the upper die 2, the upper die 2 is rotated to enable the second bolt 9 to be separated from the second opening 14 to the first opening 13, at the moment, the upper die 2 can be pulled upwards to be separated from the main body 1, after the maintenance and repair are completed, the connecting block 7 and the first bolt 8 are aligned with the first opening 13, then the upper die 2 is pressed downwards to enable the first bolt 8 to move to the bottom end of the first opening 13, then, the upper die 2 is rotated to enable the first bolt 8 to rotate into the second opening 14, at the moment, a fourth through hole in the first bolt 8 is coaxial with a third through hole, the second bolt 9 is inserted into the third through hole, the magnet 10 fixed at the bottom of the second bolt 9 moves downwards, when the second spring 12 is extruded, the magnet 10 and the magnet 11 attract each other, the possibility that the second bolt 9 is separated from the third through hole is further reduced, and the first bolt 8 is locked, and the upper die 2 and the main body 1 are fixed.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The bending die of the pipe bending machine is characterized by comprising a main body (1), an upper die (2) and a lower die (3), wherein a plurality of first openings (13) are formed in the top of the main body (1), the main body (1) is cylindrical, the lower die (3) is fixedly connected with the main body (1), a second opening (14) is formed in one side of the bottom end of each first opening (13), the upper die (2) is arranged above the main body (1), a fixing mechanism is arranged between the upper die (2) and the main body (1), the fixing mechanism comprises a connecting block (7) and a first bolt (8), the connecting block (7) is fixed below the upper die (2), the connecting block (7) is arranged in the first opening (13), the first bolt (8) is fixed below the connecting block (7), and the first bolt (8) is arranged in the second opening (14); the fixing mechanism further comprises a second bolt (9), a plurality of third through holes are formed in the upper die (2) and the main body (1), the third through holes of the upper die (2) and the third through holes of the main body (1) are in one-to-one correspondence and are coaxially arranged, the second bolt (9) is arranged in the third through holes, a fourth through hole is formed in the first bolt (8), and the second bolt (9) penetrates through the fourth through hole; a first through hole (15) is formed in the circle center of the main body (1), second through holes (16) are formed in the upper die (2) and the lower die (3), the first through hole (15) and the second through hole (16) are coaxially arranged, and an adjusting mechanism is arranged in the first through hole (15); adjusting mechanism includes a plurality of adjusting part, and each adjusting part top-down evenly distributed is on the inner wall of first through-hole (15), adjusting part includes stopper (4), oil storage piece (5) and a plurality of first spring (6), be equipped with a plurality of third opening (17) on the inner wall of first through-hole (15), oil storage piece (5) set up in third opening (17), be equipped with a plurality of fourth opening (18) on the inner wall of oil storage piece (5), each fourth opening (18) communicates each other, first spring (6) set up in oil storage piece (5), first spring (6) and oil storage piece (5) fixed connection, stopper (4) set up in first through-hole (15), the shape of the vertical cross-section of stopper (4) is right trapezoid, the lower bottom and first spring (6) fixed connection of the right angle cross-section of stopper (4), the right angle of stopper (4) transversely sets up, the length of right angle is along with the right angle waist increases and the waist side of the right angle waist side of stopper (4) the waist side height of the waist side increases the right angle waist trapezoid cross-section of stopper (4), the waist side of stopper (4) is located equal at the right angle waist cross-angle waist side of the waist cross-section of stopper (4) the waist side of the right angle.
2. The bending die of the pipe bender according to claim 1, wherein a locking mechanism is further disposed at the bottom of the third through hole, the locking mechanism includes a magnet (10), a magnet (11) and a plurality of second springs (12), the magnet (10) is fixed at the bottom of the second bolt (9), the magnet (11) is fixed at the bottom of the third through hole, the second springs (12) are vertically disposed between the magnet (11) and the magnet (10), and the bottom ends of the second springs (12) are fixedly connected with the magnet (11).
3. The bending die of a pipe bender according to claim 2, wherein said first spring (6) is a compression spring.
4. The bending die of the pipe bender according to claim 1, wherein the lower die (3) and the main body (1) are of an integrally formed structure.
5. The bending die of the pipe bender according to claim 1, wherein the width of the first opening (13) is slightly larger than the length of the first plug pin (8).
6. The bending die of the pipe bender according to claim 1, wherein the height of the second opening (14) is slightly larger than the height of the first plug pin (8).
7. The bending die of the pipe bender according to claim 1, wherein the surface of the limiting block (4) is coated with lubricating oil.
8. The bending die of a pipe bender according to claim 1, wherein said oil reservoir (5) is a cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010711236.1A CN111957775B (en) | 2020-07-22 | 2020-07-22 | Bending die of pipe bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010711236.1A CN111957775B (en) | 2020-07-22 | 2020-07-22 | Bending die of pipe bending machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111957775A CN111957775A (en) | 2020-11-20 |
| CN111957775B true CN111957775B (en) | 2022-10-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010711236.1A Active CN111957775B (en) | 2020-07-22 | 2020-07-22 | Bending die of pipe bending machine |
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| CN (1) | CN111957775B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2851561B2 (en) * | 1995-03-30 | 1999-01-27 | 千代田化工建設株式会社 | Metal pipe bending method and apparatus |
| CN100525946C (en) * | 2007-11-22 | 2009-08-12 | 重庆大学 | A coiling wire mould for making tube with various outer diameter |
| CN106734577B (en) * | 2017-02-16 | 2018-11-27 | 上海外高桥造船有限公司 | Bending mould device and bending machine comprising it |
| CN207695393U (en) * | 2017-12-22 | 2018-08-07 | 广西利维重工股份有限公司 | Proximate matter bender |
| CN208800597U (en) * | 2018-09-26 | 2019-04-30 | 佛山市光昱不锈钢有限公司 | A kind of curved membrane module of bending machine |
| CN109500162A (en) * | 2018-12-26 | 2019-03-22 | 十堰楚欣达汽车科技股份有限公司 | A kind of machine integrated mold of outlet elbow |
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2020
- 2020-07-22 CN CN202010711236.1A patent/CN111957775B/en active Active
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| CN111957775A (en) | 2020-11-20 |
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