CN210189178U - Large-wall-thickness steel plate jacking device - Google Patents
Large-wall-thickness steel plate jacking device Download PDFInfo
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- CN210189178U CN210189178U CN201921049074.9U CN201921049074U CN210189178U CN 210189178 U CN210189178 U CN 210189178U CN 201921049074 U CN201921049074 U CN 201921049074U CN 210189178 U CN210189178 U CN 210189178U
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Abstract
The utility model relates to a large wall thickness steel plate jacking device, which comprises conveying roller bases which are symmetrically arranged at intervals, wherein a plurality of conveying rollers supported by roller seats are respectively and horizontally arranged at the inner sides of the conveying roller bases, a supporting beam is fixedly arranged between the adjacent roller seats, and the jacking device is symmetrically arranged on the supporting beam; the jacking device comprises a vertical supporting plate, an oil cylinder and a tubular structure guide seat are arranged on the side surface of the vertical supporting plate, and a lifting shaft moving up and down along the guide seat is arranged in the guide seat; the upper end of the lifting shaft is provided with a roller through a wheel shaft, and the lower end of the lifting shaft is connected with an oil cylinder connector through a pin shaft. When the steel plate with large wall thickness is conveyed to the conveying roller, the lifting shaft moves upwards under the action of the oil cylinder, the roller at the end part supports the steel plate, so that the contact area between the steel plate and the bottom supporting body is reduced, and the mutual sliding friction is changed into rolling friction. The utility model discloses compact structure, reasonable, frictional resistance when effectively having reduced the steel sheet centering has reduced the load that centering drive arrangement bore greatly, has ensured the equipment performance.
Description
Technical Field
The utility model belongs to the technical field of steel sheet processing auxiliary assembly technique and specifically relates to a big wall thickness steel sheet jacking device.
Background
On the production line of large-diameter straight-seam and spiral submerged arc welded steel pipes, an edge milling machine is one of key devices for processing steel plates. With the increase of the demand of large-diameter submerged arc welded pipes, the wall thickness of the steel pipe is continuously increased, and the quality requirement of the steel plate is also continuously improved. At present, the steel grade reaches X100 grade, and the wall thickness of the steel pipe exceeds 50 mm.
In the prior art, a steel plate is conveyed to a conveying roller at an inlet of an edge milling machine through the conveying roller, a centering push plate is driven by a centering driving device to push the steel plate to be centered, the steel plate is clamped and fixed by a clamping device, and finally a milling unit of the edge milling machine is used for machining.
Along with the continuous increase of the thickness and the size of the steel plate, when the steel plate is centered, the load borne by the centering driving device is continuously increased, so that the centering driving device is extremely easy to wear and even damage, the service performance of the whole machine and the processing quality of products are seriously influenced, and the production efficiency of the steel plate is greatly influenced.
SUMMERY OF THE UTILITY MODEL
The applicant aims at the defects in the prior art and provides the large-wall-thickness steel plate jacking device which is reasonable in structure, so that the service performance and the product processing quality of the whole machine are greatly improved, and the production efficiency of the steel plate is improved.
The utility model discloses the technical scheme who adopts as follows:
a large-wall-thickness steel plate jacking device comprises conveying roller bases which are symmetrically arranged at intervals, wherein a plurality of conveying rollers are horizontally arranged on the inner sides of the conveying roller bases on two sides respectively, the bottom of a single conveying roller is supported by a roller base, a supporting beam is fixedly arranged between every two adjacent roller bases, and a plurality of groups of jacking devices are symmetrically arranged on the supporting beams on the two sides;
the structure of the single group of jacking devices is as follows: the lifting device comprises a vertical supporting plate fixedly mounted with a supporting beam, wherein an oil cylinder is mounted at the lower part of the side surface of the supporting plate, a guide seat of a cylindrical structure is mounted at the side surface of the supporting plate above the oil cylinder, and a lifting shaft moving up and down along the guide seat is mounted in the guide seat; the guide seats are extended from two ends of the lifting shaft, the roller wheels are mounted at the upper end of the lifting shaft through the wheel shafts, and the lower end of the lifting shaft is connected with the oil cylinder joint through the pin shaft.
As a further improvement of the above technical solution:
a guide key is installed between the lifting shaft and the guide seat, the guide key is fixedly installed on the lifting shaft, and a guide groove for the guide key to move up and down is formed in the guide seat.
The structure of the lifting shaft is as follows: the roller shaft comprises a shaft body, wherein a key groove is axially formed in the circumferential surface of the shaft body, a guiding conical structure is arranged at one end head of the shaft body, a roller groove for accommodating a roller is axially formed in the shaft body close to the conical structure, and a first shaft hole perpendicular to the roller groove is formed in the end part of the shaft body; the other end of the shaft body extends to form symmetrical lug plates, and two through shaft holes II are formed in the two lug plates.
Copper sleeves are fixedly mounted at the upper end portion and the lower end portion of the guide seat respectively, and dust rings are mounted between the copper sleeves and the lifting shaft.
And a positioning key is arranged between the oil cylinder and the supporting plate.
A first rib plate and a second rib plate are fixedly arranged between the supporting plate and the supporting beam; the bottom of the supporting plate is fixedly connected to the ground through a jackscrew.
The rollers are double-row roller pin rollers; the axis of the roller is perpendicular to the axis of the conveying roller.
And an anti-collision seat is also arranged between the jacking device and the supporting beam.
The structure of anticollision seat does: the steel plate comprises a top plate, wherein a square hole is formed in the top plate, panels are symmetrically arranged on two sides of the top plate, a rib plate III and a rib plate IV are further arranged between the top plate and the two panels, and through holes are formed in the two panels; the bottom of a single panel is of a stepped structure, a first mounting plate is fixedly mounted on the side edge of the step, a second mounting plate is fixedly mounted at the bottom end of the panel, and the side edge of the panel is of an arc-shaped structure.
The utility model has the advantages as follows:
the utility model has compact and reasonable structure and convenient operation, the multiple groups of jacking devices synchronously work at the same time through the hydraulic control oil cylinder, and the lifting shaft moves upwards under the action of the oil cylinder and supports the steel plate with large wall thickness, so that the steel plate is separated from the support of the conveying roller, the contact area between the bottom of the steel plate and the support body is greatly reduced, and the friction force generated between the steel plate and the support body during the centering is reduced; meanwhile, the top of the lifting shaft is provided with double rows of roller pins, the axes of the roller pins are perpendicular to the axes of the conveying wheels, namely the axes of the roller pins are consistent with the moving direction of the steel plate during centering, so that the sliding friction between the steel plate and the bottom supporting body is converted into rolling friction, the friction force of the steel plate during centering is further greatly reduced, the centering driving device is effectively protected, the service life of the whole machine is prolonged, the integral performance of the equipment is improved, and the production efficiency is improved.
The utility model discloses still include following advantage:
the guide key provides guide for the lifting motion of the lifting shaft and ensures that the lifting shaft does not rotate in the lifting process;
the end of the lifting shaft is provided with a conical structure, and the conical structure plays a role in guiding the steel plate head when the steel plate is conveyed so as to prevent the steel plate from colliding with the roller wheel due to declination under the action of self gravity and further prevent the roller wheel from being damaged;
the anti-collision seat effectively prevents the steel plate from colliding with the lifting shaft or the roller wheel to cause damage when the steel plate is conveyed in a reciprocating manner;
through-hole on the crashproof seat panel to the gyro wheel for inside adds lubricated butter.
Drawings
Fig. 1 is an installation schematic diagram of the present invention.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is a left side view of fig. 2.
Fig. 4 is a schematic structural view of the lifting shaft of the present invention.
Fig. 5 is an installation schematic diagram of the anti-collision seat of the present invention.
Fig. 6 is a schematic structural view of the anti-collision seat of the present invention.
Fig. 7 is a top view of fig. 6.
Wherein: 1. a conveying roller base; 2. a conveying roller; 201. a roller base; 3. a centering drive device; 4. centering the push plate; 5. a jacking device; 6. a support beam; 7. a supporting plate; 8. a rib plate I; 9. a second rib plate; 10. a wheel axle; 11. a guide key; 12. a guide seat; 13. a positioning key; 14. an oil cylinder; 15. a roller; 16. a lifting shaft; 1600. a shaft body; 1601. a tapered structure; 1602. a first shaft hole; 1603. a roller groove; 1604. a keyway; 1605. a second shaft hole; 1606. an ear plate; 17. a copper sleeve; 18. a dust ring; 19. a pin shaft; 20. a cylinder joint; 21. carrying out top thread; 22. an anti-collision seat; 2201. a panel; 2202. a first mounting plate; 2203. a second mounting plate; 2204. a top plate; 2205. a rib plate III; 2206. a rib plate IV; 2207. a square hole; 2208. a through hole; 2209. and (4) an arc-shaped structure.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
As shown in fig. 1, the large-wall-thickness steel plate jacking device of the embodiment includes conveying roller bases 1 symmetrically arranged at intervals, a plurality of conveying rollers 2 are horizontally installed on the inner sides of the conveying roller bases 1 on two sides respectively, centering driving devices 3 are installed on the outer sides of the conveying roller bases 1 on two sides respectively, centering push plates 4 are installed on the centering driving devices 3, and the centering push plates 4 are located above the conveying rollers (2); the bottom of a single conveying roller 2 is supported by roller seats 201, supporting beams 6 are fixedly arranged between adjacent roller seats 201, and a plurality of groups of jacking devices 5 are symmetrically arranged on the supporting beams 6 on two sides;
in this embodiment, four pairs of jacking devices 5 are symmetrically arranged on the supporting beams 6 at two sides, and the total number of the jacking devices 5 is eight; during operation, the eight jacking devices 5 simultaneously jack up the steel plate.
As shown in fig. 2 and 3, the single set of jacking devices 5 has the following structure: the device comprises a vertical supporting plate 7 fixedly mounted with a supporting beam 6, an oil cylinder 14 is mounted at the lower part of the side surface of the supporting plate 7, a guide seat 12 of a cylindrical structure is mounted at the side surface of the supporting plate 7 positioned above the oil cylinder 14, and a lifting shaft 16 moving up and down along the guide seat 12 is mounted in the guide seat 12; the two ends of the lifting shaft 16 extend out of the guide seat 12, the upper end of the lifting shaft 16 is provided with a roller 15 through a wheel shaft 10, and the lower end of the lifting shaft 16 is connected with an oil cylinder joint 20 through a pin shaft 19.
A guide key 11 is arranged between the lifting shaft 16 and the guide seat 12, the guide key 11 is fixedly arranged on the lifting shaft 16, and a guide groove for the guide key 11 to move up and down is formed in the guide seat 12; the guide key 11 provides a guide for the elevating movement of the elevating shaft 16 and makes it rotate-free during the elevating movement.
As shown in fig. 4, the elevating shaft 16 has a structure of: the shaft comprises a shaft body 1600, wherein a key groove 1604 is formed in the circumferential surface of the shaft body 1600 along the axial direction, and a guide key 11 is arranged in the key groove 1604; a guiding conical structure 1601 is arranged at one end of the shaft body 1600, a roller groove 1603 for accommodating the roller 15 is axially formed on the shaft body 1600 close to the conical structure 1601, a shaft hole I1602 perpendicular to the roller groove 1603 is formed at the end part of the shaft body 1600, and the shaft hole I1602 is used for mounting the wheel shaft 10; the other end of the shaft body 1600 extends to form symmetrical lug plates 1606, the two lug plates 1606 are provided with a second through shaft hole 1605, the oil cylinder joint 20 is embedded between the two lug plates 1606, and a pin shaft 19 is arranged in the second through shaft hole 1605.
When the steel plate is conveyed, the conical structure 1601 plays a role in guiding the head of the steel plate so as to prevent the steel plate from colliding with the roller 15 due to declination under the action of self gravity, and the roller 15 is damaged.
And a positioning key 13 is arranged between the oil cylinder 14 and the supporting plate 7.
A rib plate I8 and a rib plate II 9 are fixedly arranged between the supporting plate 7 and the supporting beam 6; the bottom of the supporting plate 7 is fixedly connected to the ground through a top thread 21, and the top thread 21 is used for reducing the load force of the jacking device 5 acting on the supporting beam 6, especially when the jacking device 5 performs jacking operation.
The roller 15 is a double-row roller pin roller; the axis of the roller 15 is perpendicular to the axis of the conveying roller 2.
As shown in fig. 5, an anti-collision seat 22 is further installed between the jacking device 5 and the supporting beam 6; during jacking operation, the lifting shaft 16 extends out of the anti-collision seat 22 under the action of the oil cylinder 14 and jacks a steel plate, and during non-jacking operation, the lifting shaft 16 and the roller 15 are both accommodated in the anti-collision seat 22; the bump stoppers 22 serve to effectively prevent the steel plate from colliding against the lifting shaft 16 or the rollers 15 during reciprocating transfer to cause damage thereto.
As shown in fig. 6 and 7, the crash pad 22 has the following structure: comprises a top plate 2204, wherein a square hole 2207 is formed in the top plate 2204, and the square hole 2207 is an avoidance hole when the lifting shaft 16 moves up and down; panels 2201 are symmetrically arranged on two sides of the top plate 2204, rib plates 2205 and rib plates 2206 are further arranged between the top plate 2204 and the two panels 2201, through holes 2208 are formed in the two panels 2201, and lubricating grease can be conveniently added to the rollers 15 in the two panels 2208 through the through holes 2208; the bottom of a single panel 2201 is of a ladder structure, a first mounting plate 2202 is fixedly mounted on the side edge of the ladder, the first mounting plate 2202 is fixedly connected with a guide seat 12 of a jacking device 5, a second mounting plate 2203 is fixedly mounted at the bottom end of the panel 2201, the second mounting plate 2203 is fixedly connected with a supporting beam 6, the side edge of the panel 2201 is of an arc-shaped structure 2209, and the arc-shaped structure 2209 is designed to avoid a rotating conveying roller 2.
The utility model discloses a theory of operation does:
when the steel plate with large wall thickness is conveyed to a conveying roller 2 positioned at the inlet of the edge milling machine, the oil cylinders 14 are controlled to work through a hydraulic system, and the oil cylinders 14 of a plurality of groups of jacking devices 5 synchronously work at the same time; the lift shaft 16 moves up and supports the steel plate with large wall thickness under the action of the oil cylinder 14, so that the steel plate is separated from the support of the conveying roller 2, the centering driving devices 3 on two sides drive the centering push plate 4 to act simultaneously and respectively, the steel plate receives the thrust of the centering push plate 4 to perform centering movement, the roller 15 rolls under the action of friction force when the steel plate moves, so that the steel plate is centered and moved, the rolling friction is formed between the roller 15 and the steel plate, the acting force of the steel plate reacting on the centering push plate 4 is greatly reduced, and the load force of the reaction of the centering driving devices 3 is greatly reduced.
The utility model is simple in operation, effectively protected centering drive arrangement at the steel sheet centering in-process, prolonged the complete machine life-span, improved production efficiency greatly.
The above description is for the purpose of explanation and not limitation of the invention, which is defined in the claims, and any modifications may be made within the scope of the invention.
Claims (9)
1. The utility model provides a big wall thickness steel sheet jacking device, includes conveying roller base (1) of interval symmetrical arrangement, the inboard difference horizontal installation of both sides conveying roller base (1) has a plurality of conveying rollers (2), its characterized in that: the bottom of a single conveying roller (2) is supported by roller seats (201), a supporting beam (6) is fixedly arranged between adjacent roller seats (201), and a plurality of groups of jacking devices (5) are symmetrically arranged on the supporting beams (6) on two sides;
the structure of the single group of jacking devices (5) is as follows: the device comprises a vertical supporting plate (7) fixedly mounted with a supporting beam (6), an oil cylinder (14) is mounted at the lower part of the side surface of the supporting plate (7), a guide seat (12) with a cylindrical structure is mounted at the side surface of the supporting plate (7) positioned above the oil cylinder (14), and a lifting shaft (16) moving up and down along the guide seat (12) is mounted in the guide seat; the two ends of the lifting shaft (16) extend out of the guide seats (12), the upper end of the lifting shaft (16) is provided with a roller (15) through a wheel shaft (10), and the lower end of the lifting shaft (16) is connected with an oil cylinder joint (20) through a pin shaft (19).
2. The large-wall-thickness steel plate jacking device as claimed in claim 1, wherein: a guide key (11) is installed between the lifting shaft (16) and the guide seat (12), the guide key (11) is fixedly installed on the lifting shaft (16), and a guide groove for the guide key (11) to move up and down is formed in the guide seat (12).
3. The large-wall-thickness steel plate jacking device as claimed in claim 1, wherein: the lifting shaft (16) has the structure that: the roller-type shaft comprises a shaft body (1600), wherein a key slot (1604) is formed in the circumferential surface of the shaft body (1600) along the axial direction, a guiding conical structure (1601) is arranged at one end of the shaft body (1600), a roller groove (1603) for accommodating a roller (15) is formed in the shaft body (1600) close to the conical structure (1601) along the axial direction, and a first shaft hole (1602) perpendicular to the roller groove (1603) is formed in the end part of the shaft body (1600); the other end of the shaft body (1600) extends to form symmetrical lug plates (1606), and two through shaft holes (1605) are formed in the two lug plates (1606).
4. The large-wall-thickness steel plate jacking device as claimed in claim 1, wherein: copper sleeves (17) are fixedly mounted at the upper end portion and the lower end portion of the guide seat (12) respectively, and dust rings (18) are mounted between the copper sleeves (17) and the lifting shaft (16).
5. The large-wall-thickness steel plate jacking device as claimed in claim 1, wherein: and a positioning key (13) is arranged between the oil cylinder (14) and the supporting plate (7).
6. The large-wall-thickness steel plate jacking device as claimed in claim 1, wherein: a rib plate I (8) and a rib plate II (9) are fixedly arranged between the supporting plate (7) and the supporting beam (6); the bottom of the supporting plate (7) is fixedly connected to the ground through a jackscrew (21).
7. The large-wall-thickness steel plate jacking device as claimed in claim 1, wherein: the rollers (15) are double-row roller pin rollers; the axis of the roller (15) is vertical to the axis of the conveying roller (2).
8. The large-wall-thickness steel plate jacking device as claimed in claim 1, wherein: and an anti-collision seat (22) is also arranged between the jacking device (5) and the supporting beam (6).
9. The large-wall-thickness steel plate jacking device as claimed in claim 8, wherein: the structure of the anti-collision seat (22) is as follows: the steel plate comprises a top plate (2204), a square hole (2207) is formed in the top plate (2204), panels (2201) are symmetrically arranged on two sides of the top plate (2204), rib plates III (2205) and rib plates IV (2206) are further arranged between the top plate (2204) and the two panels (2201), and through holes (2208) are formed in the two panels (2201); the bottom of a single panel (2201) is of a ladder structure, a first mounting plate (2202) is fixedly mounted on the side edge of the ladder, a second mounting plate (2203) is fixedly mounted at the bottom end of the panel (2201), and the side edge of the panel (2201) is of an arc structure (2209).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921049074.9U CN210189178U (en) | 2019-07-05 | 2019-07-05 | Large-wall-thickness steel plate jacking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921049074.9U CN210189178U (en) | 2019-07-05 | 2019-07-05 | Large-wall-thickness steel plate jacking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210189178U true CN210189178U (en) | 2020-03-27 |
Family
ID=69870312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921049074.9U Active CN210189178U (en) | 2019-07-05 | 2019-07-05 | Large-wall-thickness steel plate jacking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210189178U (en) |
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2019
- 2019-07-05 CN CN201921049074.9U patent/CN210189178U/en active Active
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