CN212598131U - I-steel cold bending machine - Google Patents
I-steel cold bending machine Download PDFInfo
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- CN212598131U CN212598131U CN202021330727.3U CN202021330727U CN212598131U CN 212598131 U CN212598131 U CN 212598131U CN 202021330727 U CN202021330727 U CN 202021330727U CN 212598131 U CN212598131 U CN 212598131U
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Abstract
The utility model relates to the technical field of cold processing, and discloses an I-steel cold bending machine, which comprises a base, wherein a cold bending mechanism and an auxiliary mechanism are arranged on the base, the cold bending mechanism comprises a fixed frame, a top roller and a pull roller, and an annular connecting groove is arranged on the pull roller; the two sides of the cold bending mechanism are respectively provided with a guide mechanism and a support mechanism, the guide mechanism comprises a guide support, a guide roller and a guide motor, the support mechanism comprises a door-shaped support, a lower support roller and an upper support roller, the auxiliary mechanism comprises an inner rotating shaft, an outer rotating shaft and two auxiliary compression rollers, the inner rotating shaft and the outer rotating shaft are coaxially arranged and are respectively rotatably connected onto the base, the inner rotating shaft and the outer rotating shaft reversely rotate at the same angular speed, and the two auxiliary compression rollers are respectively connected onto the outer rotating shaft and the inner rotating shaft through a connecting frame. The utility model discloses can effectively avoid the I-steel arc outside and I-steel both ends to take place deformation and cause the damage or scrap, reduce the defective percentage, the practicality is strong, and application scope is wide.
Description
Technical Field
The utility model relates to a cold processing technology field especially relates to a I-steel forming mill.
Background
I-steel is often bent and assembled into a supporting arch frame for supporting in tunnels, subways, hydropower stations and underground cavern projects, so that the straight I-steel needs to be processed into a required arc shape by a cold bending machine. Most of the existing cold bending machines drive a top roller to bend I-shaped steel through an oil cylinder, and due to the fact that the radian of the top roller is not enough, single-point stress of the I-shaped steel is too concentrated, deformation of the I-shaped steel is caused, steel is damaged, the bent I-shaped steel is not required to meet the production construction standard and is scrapped, and waste of raw materials is caused and construction progress is influenced.
SUMMERY OF THE UTILITY MODEL
To the technical problem that prior art exists, the utility model provides a I-steel forming mill.
In order to achieve the above object, the utility model provides a following technical scheme: a I-steel cold-bending machine comprises a base, wherein a cold-bending mechanism and an auxiliary mechanism are arranged on the base, the cold-bending mechanism comprises a fixed frame, a top roller and a pull roller, the fixed frame is fixed on the base, two cold-bending supports are oppositely arranged on the fixed frame, the two cold-bending supports are in sliding fit with the fixed frame, the top roller is vertically and rotatably connected to one cold-bending support, the cold-bending support is connected with a top roller oil cylinder, the pull roller is vertically and rotatably connected to the other cold-bending support, the cold-bending support is connected with a pull roller oil cylinder, and two annular connecting grooves matched with the section of an I-steel are formed in the pull roller; the cold bending device comprises a cold bending mechanism, a cold bending mechanism and a support mechanism, wherein the cold bending mechanism is arranged on the upper surface of the base, the cold bending mechanism is arranged on the lower surface of the base, the cold bending mechanism is arranged on the upper surface of the cold bending mechanism, the cold bending mechanism is arranged on the lower surface of the cold bending; the supporting mechanism comprises a door-shaped bracket, a lower supporting roller and an upper supporting roller, the door-shaped bracket is fixed on the base, and the lower supporting roller and the upper supporting roller are transversely and rotatably connected to the door-shaped bracket; the auxiliary mechanism comprises an inner rotating shaft, an outer rotating shaft and two auxiliary compression rollers, the inner rotating shaft and the outer rotating shaft are arranged on one side, away from the top roller, of the pull roller, the inner rotating shaft and the outer rotating shaft are coaxially arranged and are rotatably connected to the base, the inner rotating shaft and the outer rotating shaft are connected with a driving mechanism and rotate reversely at the same angular speed, and the two auxiliary compression rollers are symmetrically arranged on two sides of the fixed frame and are respectively connected to the outer rotating shaft and the inner rotating shaft through a connecting frame.
Preferably, the guide roller is provided with an annular guide groove matched with the section of the I-shaped steel.
Preferably, the both ends of going up the backup roll are all rotated and are connected on the upper bearing, upper bearing and door type support are along vertical direction sliding fit, and the upper bearing rotates through the connection bearing and is connected with adjusting threaded rod, adjusting threaded rod runs through door type support top and is connected with adjustment handle, and adjusting threaded rod threaded connection has the nut, the nut is fixed in door type support top.
Preferably, the inner walls of the two sides of the door-shaped support are provided with sliding chutes in sliding fit with the upper bearing, and the top of the door-shaped support is provided with a through hole communicated with the sliding chutes and used for penetrating through the adjusting threaded rod.
Preferably, the outer shaft is a hollow structure, the inner shaft penetrates through the outer shaft, two ends of the inner shaft extend to the outer side of the outer shaft, the two connecting frames are respectively connected to the top end of the inner shaft and the top end of the outer shaft, the inner shaft and the outer shaft are rotatably connected to the connecting plate, the connecting plate is fixed to the base, the driving mechanism comprises a driving motor, a first bevel gear, a second bevel gear and a third bevel gear, the driving motor is fixed to the base, the first bevel gear is arranged on one side of the outer shaft and connected to the driving motor, the second bevel gear and the third bevel gear are respectively and coaxially connected to the outer shaft and the inner shaft, and the second bevel gear and the third bevel gear are respectively arranged on the upper side and the lower side of the first bevel gear and are respectively meshed with the third bevel gear.
The utility model discloses increased pull roll and two auxiliary compression rollers, with the stress dispersion on the I-steel, can effectively avoid the I-steel arc outside and I-steel both ends to take place deformation and cause the damage or scrap, reduced the defective percentage, avoided raw and other materials extravagant, guaranteed the normal clear of construction to can be applicable to the clod wash processing of different specification I-steels, the practicality is strong, and application scope is wide.
Drawings
FIG. 1 is a front view of embodiment 1.
Fig. 2 is a plan view of the usage state of fig. 1.
Fig. 3 is a schematic structural view of the support mechanism in fig. 1.
Fig. 4 is a schematic view of the structure of the pulling roll of fig. 1.
Fig. 5 is a schematic view of the structure of the guide roll of fig. 1.
In the figure: the device comprises a base 1, a fixing frame 2, a top roller 3, a pull roller 4, a cold bending support 5, a top roller oil cylinder 6, a pull roller oil cylinder 7, an annular connecting groove 8, I-steel 9, a guide support 10, a guide roller 11, a guide motor 12, a door-shaped support 13, a lower support roller 14, an upper support roller 15, an inner rotating shaft 16, an outer rotating shaft 17, an auxiliary press roller 18, a connecting frame 19, an annular guide groove 20, an upper bearing 21, a connecting bearing 22, an adjusting threaded rod 23, an adjusting handle 24, a nut 25, a sliding groove 26, a connecting plate 27, a driving motor 28 and a first bevel gear 29.
Detailed Description
The embodiments of the present invention will be further explained with reference to the drawings.
Example 1
Referring to fig. 1-5, an i-steel cold-bending machine, including base 1, be equipped with clod wash mechanism, complementary unit on the base 1, clod wash mechanism is including fixed frame 2, kicking roller 3, draw roll 4, fixed frame 2 is fixed in on the base 1, is equipped with two clod wash supports 5 on the fixed frame 2 relatively, two clod wash support 5 and fixed frame 2 sliding fit, 3 vertical rotations of kicking roller are connected on one of them clod wash support 5 and this clod wash support 5 is connected with kicking roller hydro-cylinder 6, 4 vertical rotations of draw roll are connected on another clod wash support 5 and this clod wash support 5 is connected with draw roll hydro-cylinder 7, be equipped with on the draw roll 4 with two with i-steel cross-section assorted annular spread groove 8. The both sides of clod wash mechanism all are equipped with guiding mechanism and supporting mechanism, guiding mechanism includes guide bracket 10, guide roll 11, direction motor 12, guide bracket 10 is fixed in on base 1, guide roll 11 vertical rotation is connected on guide bracket 10 and is connected with direction motor 12, direction motor 12 is fixed in on guide bracket 10. The supporting mechanism comprises a door-shaped support 13, a lower supporting roller 14 and an upper supporting roller 15, the door-shaped support 13 is fixed on the base 1, and the lower supporting roller 14 and the upper supporting roller 15 are connected on the door-shaped support 13 in a transverse rotating mode. The auxiliary mechanism comprises an inner rotating shaft 16, an outer rotating shaft 17 and two auxiliary compression rollers 18, wherein the inner rotating shaft 16 and the outer rotating shaft 17 are arranged on one side, far away from the top roller 3, of the pull roller 4, the inner rotating shaft 16 and the outer rotating shaft 17 are coaxially arranged and are rotatably connected to the base 1, the inner rotating shaft 16 and the outer rotating shaft 17 are connected with a driving mechanism and reversely rotate at the same angular speed, and the two auxiliary compression rollers 18 are symmetrically arranged on two sides of the fixed frame 2 and are respectively connected to the outer rotating shaft 17 and the inner rotating shaft 16 through connecting frames 19. This embodiment is provided with four support mechanisms.
And an annular guide groove 20 matched with the cross section of the I-shaped steel is arranged on the guide roller 11.
The two ends of the upper supporting roller 15 are rotatably connected to the upper bearing 21, the upper bearing 21 is in sliding fit with the door-shaped support 13 along the vertical direction, the upper bearing 21 is rotatably connected with an adjusting threaded rod 23 through a connecting bearing 22, the adjusting threaded rod 23 penetrates through the top of the door-shaped support 13 and is connected with an adjusting handle 24, the adjusting threaded rod 23 is in threaded connection with a nut 25, and the nut 25 is fixed at the top of the door-shaped support 13.
The inner walls of the two sides of the door-shaped support 13 are provided with sliding chutes 26 which are in sliding fit with the upper bearing 21, and the top of the door-shaped support 13 is provided with a through hole which is communicated with the sliding chutes 26 and is used for penetrating through the adjusting threaded rod 23.
The outer rotating shaft 17 is arranged in a hollow manner, the inner rotating shaft 16 penetrates through the outer rotating shaft 17, two ends of the inner rotating shaft 16 extend to the outer side of the outer rotating shaft 17, the two connecting frames 19 are respectively connected to the top end of the inner rotating shaft 16 and the top end of the outer rotating shaft 17, the inner rotating shaft 16 and the outer rotating shaft 17 are respectively connected to the connecting plate 27 in a rotating manner, the connecting plate 27 is fixed on the base 1, the driving mechanism comprises a driving motor 28, a first bevel gear 29, a second bevel gear and a third bevel gear, the driving motor 28 is fixed on the base 1, the first bevel gear 29 is arranged on one side of the outer rotating shaft 17 and connected to the driving motor 28, the second bevel gear and the third bevel gear are respectively and coaxially connected to the outer rotating shaft 17 and the inner rotating shaft 16, and the second bevel gear and the third bevel gear are respectively arranged on the upper side.
The utility model discloses a theory of operation does: the method comprises the steps of placing an I-steel 9 to be processed between an upper supporting roller 15 and a lower supporting roller 14 of a supporting mechanism, enabling the I-steel 9 to penetrate through a space between a top roller 3 and a pull roller 4, connecting the upper edge and the lower edge of the middle of the I-steel 9 to an annular connecting groove 8 of the pull roller 4, connecting the upper edge and the lower edge of each of two ends of the I-steel 9 to guide grooves of two guide rollers 11, starting a top roller oil cylinder 6, a pull roller oil cylinder 7 and a driving motor 28, enabling the top roller 3 to push the I-steel 9 towards the front side, enabling the pull roller 4 to pull the I-steel 9 forwards through the annular connecting groove 9, meanwhile, enabling the driving motor 28 to drive an outer rotating shaft 17 and an inner rotating shaft 16 to rotate at the same angular speed in opposite directions through bevel gear transmission, enabling two auxiliary press rollers 18 to perform auxiliary cold bending on the I-steel 9 parts on two sides of a fixed frame 2.
The utility model discloses in, the bottom suspension runner 14 supports I-steel 9, and the setting of going up supporting roller 15 can carry on spacingly in vertical direction to I-steel 9, guarantees that I-steel 9 can not appear the deformation of vertical direction at the clod wash in-process. The vertical position of the upper supporting roller 15 can be adjusted by the adjusting threaded rod 23, when the cold-bending machine is used, the pull roller 4 with different annular connecting grooves 8 and the guide roller 11 with different annular guide grooves 20 are replaced in a matched mode, cold-bending machining can be conducted on the I-shaped steel 9 with different cross-sectional shapes and different sizes, and the cold-bending machine is wide in application range and high in practicability. In addition, compared with the prior art, when the I-steel 9 is subjected to cold bending processing, the pull roll 4 and the two auxiliary compression rolls 18 are added, so that the stress on the I-steel 9 is dispersed, the damage or the scrapping caused by the deformation of the arc-shaped outer side of the I-steel 9 and the two ends of the I-steel 9 can be effectively avoided, the defective rate is reduced, the waste of raw materials is avoided, and the normal operation of construction is ensured.
The foregoing description of the embodiments of the invention has been presented for purposes of illustration and not limitation, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the illustrated embodiments.
Claims (5)
1. The utility model provides a I-steel forming mill, includes the base, its characterized in that: the cold bending mechanism comprises a fixed frame, a top roller and a pull roller, the fixed frame is fixed on the base, two cold bending brackets are oppositely arranged on the fixed frame, the two cold bending brackets are in sliding fit with the fixed frame, the top roller is vertically and rotatably connected to one cold bending bracket, the cold bending bracket is connected with a top roller oil cylinder, the pull roller is vertically and rotatably connected to the other cold bending bracket, the cold bending bracket is connected with a pull roller oil cylinder, and the pull roller is provided with two annular connecting grooves matched with the cross section of the I-shaped steel; the cold bending device comprises a cold bending mechanism, a cold bending mechanism and a support mechanism, wherein the cold bending mechanism is arranged on the upper surface of the base, the cold bending mechanism is arranged on the lower surface of the base, the cold bending mechanism is arranged on the upper surface of the cold bending mechanism, the cold bending mechanism is arranged on the lower surface of the cold bending; the supporting mechanism comprises a door-shaped bracket, a lower supporting roller and an upper supporting roller, the door-shaped bracket is fixed on the base, and the lower supporting roller and the upper supporting roller are transversely and rotatably connected to the door-shaped bracket; the auxiliary mechanism comprises an inner rotating shaft, an outer rotating shaft and two auxiliary compression rollers, the inner rotating shaft and the outer rotating shaft are arranged on one side, away from the top roller, of the pull roller, the inner rotating shaft and the outer rotating shaft are coaxially arranged and are rotatably connected to the base, the inner rotating shaft and the outer rotating shaft are connected with a driving mechanism and rotate reversely at the same angular speed, and the two auxiliary compression rollers are symmetrically arranged on two sides of the fixed frame and are respectively connected to the outer rotating shaft and the inner rotating shaft through a connecting frame.
2. The i-steel cold bending machine according to claim 1, wherein: and the guide roller is provided with an annular guide groove matched with the section of the I-shaped steel.
3. The i-steel cold bending machine according to claim 1, wherein: the both ends of going up the supporting roller are all rotated and are connected on the upper bearing, upper bearing and door type support are along vertical direction sliding fit, and the upper bearing rotates through the coupling bearing and is connected with adjusting threaded rod, adjusting threaded rod runs through door type support top and is connected with adjustment handle, and adjusting threaded rod threaded connection has the nut, the nut is fixed in door type support top.
4. The i-steel cold bending machine according to claim 3, wherein: the inner walls of the two sides of the door-shaped support are provided with sliding grooves in sliding fit with the upper bearing, and the top of the door-shaped support is provided with a through hole which is communicated with the sliding grooves and used for penetrating through an adjusting threaded rod.
5. The i-steel cold bending machine according to claim 1, wherein: the outer rotor is a hollow structure, the inner rotor runs through the outer rotor and both ends of the inner rotor extend to the outer side of the outer rotor, the two connecting frames are respectively connected to the top end of the inner rotor and the top end of the outer rotor, the inner rotor and the outer rotor are respectively connected to the connecting plate in a rotating mode, the connecting plate is fixed to the base, the driving mechanism comprises a driving motor, a first bevel gear, a second bevel gear and a third bevel gear, the driving motor is fixed to the base, the first bevel gear is arranged on one side of the outer rotor and connected to the driving motor, the second bevel gear and the third bevel gear are respectively connected to the outer rotor and the inner rotor in a coaxial mode, and the second bevel gear and the third bevel gear are respectively arranged on the upper side and the lower side of the first bevel gear and are respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021330727.3U CN212598131U (en) | 2020-07-08 | 2020-07-08 | I-steel cold bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021330727.3U CN212598131U (en) | 2020-07-08 | 2020-07-08 | I-steel cold bending machine |
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| Publication Number | Publication Date |
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| CN212598131U true CN212598131U (en) | 2021-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021330727.3U Active CN212598131U (en) | 2020-07-08 | 2020-07-08 | I-steel cold bending machine |
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| CN (1) | CN212598131U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113118252A (en) * | 2021-04-06 | 2021-07-16 | 领新(南通)重工有限公司 | Pressure-bearing type cold bending machine device |
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2020
- 2020-07-08 CN CN202021330727.3U patent/CN212598131U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113118252A (en) * | 2021-04-06 | 2021-07-16 | 领新(南通)重工有限公司 | Pressure-bearing type cold bending machine device |
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