CN213591593U - Tangent point positioning mechanism for stretch bending of section bar - Google Patents
Tangent point positioning mechanism for stretch bending of section bar Download PDFInfo
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- CN213591593U CN213591593U CN202022441575.0U CN202022441575U CN213591593U CN 213591593 U CN213591593 U CN 213591593U CN 202022441575 U CN202022441575 U CN 202022441575U CN 213591593 U CN213591593 U CN 213591593U
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- tangent point
- point positioning
- driving part
- stretch bending
- mounting seat
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- 229920001778 nylon Polymers 0.000 claims description 7
- 230000007704 transition Effects 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 7
- 239000002184 metal Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
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- 239000004033 plastic Substances 0.000 description 1
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Abstract
The utility model provides a tangent point positioning mechanism for stretch bending of sectional materials, which comprises a mounting seat, a tangent point positioning driving part, a top plate and an adjusting device for adjusting the rotation of the tangent point positioning driving part; the tangent point positioning driving part is rotatably connected with the mounting seat and is connected with the top plate; one end of the adjusting device is hinged with the mounting seat, and the other end of the adjusting device is hinged with the tangent point positioning driving part, so that the distance between the two hinged parts can be adjusted to adjust the rotating angle of the tangent point positioning driving part on the mounting seat. The utility model is used for tangent point positioning mechanism of section bar stretch bending not only can fix a position major radius turn minor radius's tangent point and circular arc and straightway transition position's tangent point, can be convenient for adjust the locating position moreover to guarantee the stretch bending quality of section bar.
Description
Technical Field
The utility model relates to a section bar stretch bending processing technology field, more specifically say, relate to a tangent point positioning mechanism for section bar stretch bending.
Background
With the wide application of the numerical control elbow technology in a plurality of fields such as air conditioners, automobiles, aviation, ships and the like, the elbow plays an increasingly important role in industrial development, so that the quality and performance of the elbow directly influence the structural rationality, safety and reliability of industrial products. The typical bending forming method of the section mainly comprises press bending forming, roll bending forming, bending forming and stretch bending forming, wherein the stretch bending forming process adopts a stretch bending machine to bend various metal sections such as metal pipes, metal rods and the like, so that the metal sections have certain radian.
The stretch bender clamps two ends of the processing section bar through a clamping head and stretches and bends the processing section bar to the same side. In the whole section bar stretch bending process, the positioning of the section bar is very important. Because the section bar contains plastic deformation and elastic deformation in the stretch bending process, the section bar can show certain rebound property after the bending is finished, and therefore when the angle of the section bar is changed along with the bending, the tangent point of a large radius and a small radius and the tangent point of the transition position of an arc and a straight line section need to be positioned, the tilting or the displacement of the tangent point position in the stretch bending process of the section bar is prevented, and the stretch bending quality of the section bar is ensured. The existing tangent point positioning mechanism is poor in practicability, and the positioning position can only be adjusted in a dismounting mode according to the change of the tangent point position, so that the operation is complex, the working efficiency is low, the position of other parts is required to be adjusted in dismounting at every time, the positioning reference is deviated at every time, and the positioning effect of sectional materials is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provide a tangent point positioning mechanism for stretch bending of sectional materials; the tangent point positioning mechanism can position the tangent point of a large-radius-to-small-radius tangent point and the tangent point of a circular arc and a straight-line segment transition position, and can conveniently adjust the positioning position, thereby ensuring the stretch bending quality of the section.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a tangent point positioning mechanism for section bar stretch bending which characterized in that: the device comprises a mounting seat, a tangent point positioning driving part, a top plate and an adjusting device for adjusting the tangent point positioning driving part to rotate; the tangent point positioning driving part is rotatably connected with the mounting seat and is connected with the top plate; one end of the adjusting device is hinged with the mounting seat, and the other end of the adjusting device is hinged with the tangent point positioning driving part, so that the distance between the two hinged parts can be adjusted to adjust the rotating angle of the tangent point positioning driving part on the mounting seat.
In the above scheme, the utility model discloses a tangent point location driver part can drive the roof and carry out the top with the tangent point of the section bar of fixing a position and hold, realizes fixing a position the tangent point of section bar major radius turn minor radius and circular arc and straightway transition position at the in-process of bending by pulling, prevents that section bar bending by pulling in-process tangent point position perk or take place to shift to guarantee the quality of bending by pulling of section bar. Additionally, the utility model discloses an adjusting device carries out corresponding regulation to tangent point location driver part at the turned angle of mount pad for the roof can be adjustable according to the change realization of section bar tangent point position to the top holding setpoint of tangent point, thereby further guarantees the stretch bending quality of section bar.
The tangent point positioning driving part is provided with a connecting block; the adjusting device comprises a first transmission piece, a second transmission piece, an adjusting rod and a nut for locking the adjusting rod; the first transmission piece is hinged with the connecting block, and the second transmission piece is hinged with the mounting seat; the adjusting rod is sleeved on the first transmission part and the second transmission part, and the nuts are located on two sides of the adjusting rod, so that the rotating adjusting rod drives the first transmission part and the second transmission part to open and close and is locked through the nuts, and the distance between the two hinged parts is adjusted.
The first transmission piece is formed by connecting a first screw rod and a connecting part; the first connecting part is hinged with the connecting block.
The transmission part II is formed by connecting a screw rod II and a connecting part II; the second connecting part is hinged with the mounting seat.
The adjusting rod is in threaded connection with the first screw rod and the second screw rod respectively; the nuts are in threaded connection with the first screw rod and the second screw rod respectively and are located on two sides of the adjusting rod, and the adjusting rod is locked.
And the screw thread of the first screw rod and the screw thread of the second screw rod are arranged in a reverse direction.
The top plate comprises a pressing plate and a nylon plate; the nylon plate is connected with the tangent point positioning driving part through the pressing plate.
The rotatable connection of the tangent point positioning driving part and the mounting seat means that: the device also comprises a rotating shaft and a bearing; the tangent point positioning driving part is connected with the rotating shaft; the rotating shaft is connected with the mounting seat through a bearing.
The utility model also comprises a stay wire encoder; the stay wire encoder is connected with the tangent point positioning driving part.
Compared with the prior art, the utility model has the advantages of as follows and beneficial effect: the utility model is used for tangent point positioning mechanism of section bar stretch bending not only can fix a position major radius turn minor radius's tangent point and circular arc and straightway transition position's tangent point, can be convenient for adjust the locating position moreover to guarantee the stretch bending quality of section bar.
Drawings
FIG. 1 is a first schematic view of a cutting point positioning mechanism of the present invention;
FIG. 2 is a second schematic view of the tangent point positioning mechanism of the present invention;
FIG. 3 is a third schematic view of the tangent point positioning mechanism of the present invention;
wherein, 1 is a mounting seat, 2 is a tangent point positioning oil cylinder, 3 is a connecting block, 4 is an adjusting rod, 5 is a screw rod I, 6 is a connecting part I, 7 is a screw rod II, 8 is a connecting part II, 9 is a rotating shaft, 10 is a bearing, 11 is a stay wire encoder, 12 is a rotating shaft I, 13 is a rotating shaft II, 14 is a nut, 15 is a pressing plate, and 16 is a nylon plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Examples
As shown in fig. 1 to 3, the utility model discloses a tangent point positioning mechanism for section bar stretch bending includes mount pad 1, tangent point location hydro-cylinder 2, roof and is used for adjusting tangent point location hydro-cylinder 2 pivoted adjusting device, wherein, tangent point location hydro-cylinder 2 and mount pad 1 rotatable coupling to be connected with the roof, adjusting device one end is articulated with mount pad 1, the other end is articulated with tangent point location hydro-cylinder 2, the realization is adjusted the distance of two articulated departments and is in order to adjust the turned angle of tangent point location hydro-cylinder 2 at mount pad 1.
Specifically speaking, the utility model discloses still include pivot 9 and bearing 10, tangent point positioning cylinder 2 is connected with pivot 9, and pivot 9 passes through bearing 10 and 1 rotatable coupling of mount pad. This tangent point location hydro-cylinder 2 is provided with connecting block 3, adjusting device includes driving medium one, driving medium two, adjust pole 4 and be used for locking the nut 14 of adjusting pole 4, wherein, driving medium one is connected by screw rod one 5 and connecting portion one 6 and is constituteed, driving medium two is connected by screw rod two 7 and connecting portion two 8 and is constituteed, connecting portion one 6 is articulated with connecting block 3 through rotation axis one 12, connecting portion two 8 is articulated with mount pad 1 through rotation axis two 13, and adjust pole 4 respectively with screw rod one 5 and screw rod two 7 threaded connection, nut 14 respectively with screw rod one 5 and screw rod two 7 threaded connection, and be located and adjust 4 both sides of pole, realize to adjust the locking of pole 4. The screw thread of the first locking screw rod 5 and the screw thread of the second locking screw rod 7 are arranged in a reverse direction, so that the first rotating adjusting rod 4 can drive the first transmission part and the second transmission part to open and close and is locked through the nut 14 to adjust the distance between the two hinged parts, and the first transmission part can push or pull back the tangent point positioning oil cylinder 2 through the connecting block 3, so that the adjustment of the rotating angle of the tangent point positioning oil cylinder 2 on the mounting seat 1 is realized.
The utility model discloses a roof includes clamp plate 15 and nylon board 16, and this nylon board 16 passes through clamp plate 15 to be connected with tangential point positioning cylinder 2. The utility model discloses still including being used for exporting the turned angle of tangency point positioning cylinder 2 to the encoder 11 of acting as go-between of controller, this encoder 11 of acting as go-between is connected with tangency point positioning cylinder 2.
The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.
Claims (9)
1. The utility model provides a tangent point positioning mechanism for section bar stretch bending which characterized in that: the device comprises a mounting seat, a tangent point positioning driving part, a top plate and an adjusting device for adjusting the tangent point positioning driving part to rotate; the tangent point positioning driving part is rotatably connected with the mounting seat and is connected with the top plate; one end of the adjusting device is hinged with the mounting seat, and the other end of the adjusting device is hinged with the tangent point positioning driving part, so that the distance between the two hinged parts can be adjusted to adjust the rotating angle of the tangent point positioning driving part on the mounting seat.
2. The tangent point positioning mechanism for stretch bending of profiles according to claim 1, characterized in that: the tangent point positioning driving part is provided with a connecting block; the adjusting device comprises a first transmission piece, a second transmission piece, an adjusting rod and a nut for locking the adjusting rod; the first transmission piece is hinged with the connecting block, and the second transmission piece is hinged with the mounting seat; the adjusting rod is sleeved on the first transmission part and the second transmission part, and the nuts are located on two sides of the adjusting rod, so that the rotating adjusting rod drives the first transmission part and the second transmission part to open and close and is locked through the nuts, and the distance between the two hinged parts is adjusted.
3. The tangent point positioning mechanism for stretch bending of profiles according to claim 2, characterized in that: the first transmission piece is formed by connecting a first screw rod and a connecting part; the first connecting part is hinged with the connecting block.
4. The tangent point positioning mechanism for stretch bending of profiles according to claim 3, characterized in that: the transmission part II is formed by connecting a screw rod II and a connecting part II; the second connecting part is hinged with the mounting seat.
5. The tangent point positioning mechanism for stretch bending of profiles according to claim 4, characterized in that: the adjusting rod is in threaded connection with the first screw rod and the second screw rod respectively; the nuts are in threaded connection with the first screw rod and the second screw rod respectively and are located on two sides of the adjusting rod, and the adjusting rod is locked.
6. The tangent point positioning mechanism for stretch bending of profiles according to claim 5, characterized in that: and the screw thread of the first screw rod and the screw thread of the second screw rod are arranged in a reverse direction.
7. The tangent point positioning mechanism for stretch bending of profiles according to claim 1, characterized in that: the top plate comprises a pressing plate and a nylon plate; the nylon plate is connected with the tangent point positioning driving part through the pressing plate.
8. The tangent point positioning mechanism for stretch bending of profiles according to claim 1, characterized in that: the rotatable connection of the tangent point positioning driving part and the mounting seat means that: the device also comprises a rotating shaft and a bearing; the tangent point positioning driving part is connected with the rotating shaft; the rotating shaft is connected with the mounting seat through a bearing.
9. The tangent point positioning mechanism for stretch bending of profiles according to claim 1, characterized in that: also comprises a stay wire encoder; the stay wire encoder is connected with the tangent point positioning driving part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022441575.0U CN213591593U (en) | 2020-10-28 | 2020-10-28 | Tangent point positioning mechanism for stretch bending of section bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022441575.0U CN213591593U (en) | 2020-10-28 | 2020-10-28 | Tangent point positioning mechanism for stretch bending of section bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213591593U true CN213591593U (en) | 2021-07-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022441575.0U Active CN213591593U (en) | 2020-10-28 | 2020-10-28 | Tangent point positioning mechanism for stretch bending of section bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213591593U (en) |
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2020
- 2020-10-28 CN CN202022441575.0U patent/CN213591593U/en active Active
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Tangent point positioning mechanism for profile stretch bending Effective date of registration: 20220126 Granted publication date: 20210702 Pledgee: Guangdong Shunde Rural Commercial Bank Co.,Ltd. science and technology innovation sub branch Pledgor: Guangdong Gaopu Bending Technology Co.,Ltd. Registration number: Y2022980001155 |