CN115709947A - Lifting device for metal pipe - Google Patents
Lifting device for metal pipe Download PDFInfo
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- CN115709947A CN115709947A CN202211572952.1A CN202211572952A CN115709947A CN 115709947 A CN115709947 A CN 115709947A CN 202211572952 A CN202211572952 A CN 202211572952A CN 115709947 A CN115709947 A CN 115709947A
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- rod
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Abstract
The invention provides a lifting appliance lifting device for a metal tube, which comprises a lifting appliance and more than two groups of lifting mechanisms; the lifting mechanism comprises a fixed seat and a lifting rod, the lifting rod is a long strip-shaped assembly extending along the vertical direction, the lifting rod penetrates through the limiting mechanism of the fixed seat and forms relative sliding fit with the fixed seat along the vertical direction, and the lower end of the lifting rod is fixedly connected with the lifting appliance; the first driven chain wheel is fixedly arranged at the upper part of the lifting rod; the second driven chain wheel is fixedly arranged at the lower part of the lifting rod; the driving chain wheel is arranged in a coplanar manner with the first driven chain wheel and the second driven chain wheel along the vertical direction; the tensioning mechanism is arranged on the other side of the driving chain wheel relative to the lifting rod; the tensioning mechanism is also provided with a first pull rod and a second pull rod; one end of the chain is fixedly connected with the first pull rod, and the other end of the chain is fixedly connected with the second pull rod. The invention can ensure that the metal pipe can not move horizontally and has the phenomena of one low end and one high end when being hoisted; the invention has simple structure, reliable performance and easy popularization and use.
Description
Technical Field
The invention belongs to the technical field of metal pipe processing equipment, and particularly relates to a lifting device for a metal pipe lifting appliance.
Background
In a metal tube production line, many processes require the metal tube to be raised or lowered, which is typically done by lifting idlers. When the lifting carrier roller works, the gravity center of the metal pipe is easy to shift due to asynchronism among different carrier rollers, and the metal pipe is further caused to slide on the carrier roller along with the rotation of the carrier roller. Accordingly, there is a need for an improved technique to address the above-mentioned problems.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide a lifting device for a metal pipe lifting appliance, which has a simple structure and reliable performance.
The technical scheme adopted by the invention is as follows: a lifting device for a metal pipe lifting appliance comprises a lifting appliance and more than two groups of lifting mechanisms;
the lifting mechanism comprises: the limiting mechanism is arranged in the fixed seat and penetrates through the fixed seat in the vertical direction;
the lifting rod is a strip-shaped assembly extending along the vertical direction, penetrates through the limiting mechanism of the fixed seat and forms relative sliding fit with the fixed seat along the vertical direction, and the lower end of the lifting rod is fixedly connected with the lifting appliance;
the first driven chain wheel is fixedly arranged at the upper part of the lifting rod;
the second driven chain wheel is fixedly arranged at the lower part of the lifting rod and is opposite to the first driven chain wheel;
the driving chain wheel is arranged on one side of the lifting rod and is coplanar with the first driven chain wheel and the second driven chain wheel in the vertical direction;
the tensioning mechanism is arranged on the other side, opposite to the lifting rod, of the driving chain wheel and is arranged in a coplanar plane formed by the first driven chain wheel, the second driven chain wheel and the driving chain wheel; the tensioning mechanism is also provided with a first pull rod and a second pull rod;
the chain respectively bypasses the first driven chain wheel, the second driven chain wheel and the driving chain wheel and is in meshed transmission with the first driven chain wheel, the second driven chain wheel and the driving chain wheel; one end of the chain is fixedly connected with the first pull rod, and the other end of the chain is fixedly connected with the second pull rod;
the servo driving system drives the driving chain wheel to rotate;
more than two groups of lifting mechanisms are arranged in parallel.
Furthermore, the servo driving system is also provided with a coupler, and more than two groups of driving chain wheels of the lifting mechanism are driven by the same servo system through the coupler.
Furthermore, a tensioning wheel is fixed on the fixing seat, and the tensioning wheel is coplanar with the first driven chain wheel, the second driven chain wheel, the driving chain wheel and the tensioning mechanism; the chain is meshed with the tensioning wheel, and wrap angles are formed among the chain, the first driven chain wheel, the second driven chain wheel and the driving chain wheel.
Furthermore, the number of the tension wheels is one to four, and the tension wheels are uniformly distributed on one side or two sides of the lifting rod.
Furthermore, the servo driving system is also provided with a coupler, and more than two groups of driving chain wheels of the lifting mechanism are driven by the same servo system through the coupler.
Furthermore, the tensioning mechanism further comprises a support and an adjusting nut, the front ends of the first pull rod and the second pull rod penetrate through the support to be connected with the adjusting nut through threads, and the adjusting nut tensions the chain.
Furthermore, a sliding groove is horizontally formed in one side of the fixing seat, the support of the tensioning mechanism is in sliding fit with the sliding groove, the position of the support on the sliding groove is fixed through a pin shaft or a bolt, and the total length of the chain is adjusted.
Furthermore, the limiting mechanism is a track, a groove or a hole, or a combination of the track, the groove and the hole; the lifting rod is provided with a bulge matched with the limiting mechanism.
Further, the first driven chain wheel and the second driven chain wheel are arranged inside or outside the lifting rod.
Further, the lifting appliance is a chain type lifting appliance, a clamp type lifting appliance or a lifting sucker.
The beneficial effects obtained by the invention are as follows: the invention can ensure that the metal pipe can not move horizontally and has the phenomena of one low end and one high end when being hoisted; the invention has simple structure, reliable performance and easy popularization and use.
Drawings
Fig. 1 is a schematic plan view of a lifting device for a metal pipe hanger;
FIG. 2 isbase:Sub>A schematic sectional A-A elevation view ofbase:Sub>A lifting device forbase:Sub>A metal pipe spreader;
fig. 3 is a schematic three-dimensional structure of a tensioning mechanism of a lifting device for a metal pipe hanger;
in the figure, 1, a hanger; 2. a lifting mechanism; 3. a tensioning mechanism; 4. a chain; 5. a servo drive system; 21. a fixed seat; 22. a lifting rod; 23. a first driven sprocket; 24. a second driven sprocket; 25. a drive sprocket; 31. a support; 32. a first pull rod; 33. a second pull rod; 34. adjusting the nut; 51. a coupling; 211. a tension pulley; 212. a chute.
Detailed Description
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
As shown in fig. 1-3, a lifting device for a metal tube comprises a lifting device and more than two sets of lifting mechanisms; the lifting mechanism comprises: a limiting mechanism which is through in the vertical direction is arranged in the fixed seat 21; the lifting rod 22 is a long strip-shaped component extending along the vertical direction, penetrates through the limiting mechanism of the fixed seat 21 and forms relative sliding fit with the fixed seat 21 along the vertical direction, and the lower end of the lifting rod 22 is fixedly connected with the lifting appliance; a first driven sprocket 23 fixedly provided on the upper portion of the lift lever 22; a second driven sprocket 24 fixedly disposed at a lower portion of the lifting rod 22 and disposed opposite to the first driven sprocket 23; a driving sprocket 25 provided on one side of the lifter 22 and disposed coplanar with the first and second driven sprockets 23 and 24 in a vertical direction; the tensioning mechanism 3 is arranged on the other side of the driving chain wheel 25 relative to the lifting rod 22 and is arranged in a coplanar plane formed by the first driven chain wheel 23, the second driven chain wheel 24 and the driving chain wheel 25; the tensioning mechanism 3 is also provided with a first pull rod 32 and a second pull rod 33; the chain 4 respectively bypasses the first driven sprocket 23, the second driven sprocket 24 and the driving sprocket 25 and is in meshed transmission with the first driven sprocket 23, the second driven sprocket 24 and the driving sprocket 25; one end of the chain 4 is fixedly connected with the first pull rod 32, and the other end is fixedly connected with the second pull rod 33; the servo driving system 5 drives the driving chain wheel 25 to rotate; more than two sets of lifting mechanisms 2 are arranged in parallel.
The servo drive system 5 is further provided with a coupler 51, and the drive sprockets 25 of more than two groups of lifting mechanisms 2 are driven by the same servo system through the coupler 51. A tension wheel 211 is fixed on the fixed seat 21, and the tension wheel 211 is coplanar with the first driven sprocket 23, the second driven sprocket 24, the driving sprocket 25 and the tension mechanism 3; the chain 4 is engaged with the tension pulley 211, and the wrap angle is formed between the chain 4 and the first driven sprocket 23, the second driven sprocket 24, and the driving sprocket 25. The number of the tension wheels 211 is one to four, and the tension wheels are uniformly distributed on one side or two sides of the lifting rod 22. The servo drive system 5 is further provided with a coupler 51, and the drive sprockets 25 of more than two groups of lifting mechanisms 2 are driven by the same servo system through the coupler 51. The tensioning mechanism 3 further comprises a support 31 and an adjusting nut 34, the front ends of the first pull rod 32 and the second pull rod 33 penetrate through the support 31 to be in threaded connection with the adjusting nut 34, and the adjusting nut 34 tensions the chain 4.
One side of the fixed seat 21 is horizontally provided with a sliding chute 212, the support 31 of the tensioning mechanism 3 is in sliding fit with the sliding chute 212, the position of the support 31 on the sliding chute 212 is fixed through a pin shaft or a bolt, and the total length of the chain 4 is adjusted. The limiting mechanism is a track, a groove or a hole, or a combination of the track, the groove and the hole; the lifting rod 22 is provided with a protrusion which is matched with the limiting mechanism. The first driven sprocket 23 and the second driven sprocket 24 are provided inside or outside the lifter 22. The lifting appliance 1 is a chain type lifting appliance, a clamp type lifting appliance or a lifting sucker.
When the invention is used, the servo driving system 5 is provided with a coupler 51, and the driving chain wheel 25 of the lifting mechanism 2 is driven by the same servo system through the coupler 51 to drive the lifting rod 22 to realize lifting action. When the lifting appliance needs to be lifted, the driving chain wheel 25 rotates anticlockwise, and the chain 4 rotates anticlockwise to drive the second driven chain wheel 24 and the first driven chain wheel 23 to ascend; when the hanger needs to be lowered, the driving chain wheel 25 rotates clockwise. One side of the fixed seat 21 is horizontally provided with a sliding chute 212, the support 31 of the tensioning mechanism 3 is in sliding fit with the sliding chute 212, the position of the support 31 on the sliding chute 212 is fixed through a pin shaft or a bolt, and the total length of the chain 4 is adjusted. The invention has simple structure and reliable performance, can ensure the stable lifting of two ends of the metal pipe, and can not generate horizontal movement and the phenomena of one end being low and one end being high.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a hoist elevating gear for metal tube which characterized in that: comprises a lifting appliance and more than two groups of lifting mechanisms;
the lifting mechanism comprises: the device comprises a fixed seat (21), wherein a limiting mechanism which is through in the vertical direction is arranged in the fixed seat (21);
the lifting rod (22) is a strip-shaped assembly extending along the vertical direction, penetrates through the limiting mechanism of the fixing seat (21) and forms relative sliding fit with the fixing seat (21) along the vertical direction, and the lower end of the lifting rod (22) is fixedly connected with a lifting appliance;
a first driven sprocket (23) fixedly arranged on the upper part of the lifting rod (22);
the second driven chain wheel (24) is fixedly arranged at the lower part of the lifting rod (22) and is opposite to the first driven chain wheel (23);
the driving chain wheel (25) is arranged on one side of the lifting rod (22) and is coplanar with the first driven chain wheel (23) and the second driven chain wheel (24) along the vertical direction;
the tensioning mechanism (3) is arranged on the other side, opposite to the lifting rod (22), of the driving chain wheel (25) and is positioned in a coplanar plane formed by the first driven chain wheel (23), the second driven chain wheel (24) and the driving chain wheel (25); the tensioning mechanism (3) is also provided with a first pull rod (32) and a second pull rod (33);
the chain (4) bypasses the first driven chain wheel (23), the second driven chain wheel (24) and the driving chain wheel (25) and is in meshed transmission with the first driven chain wheel (23), the second driven chain wheel (24) and the driving chain wheel (25); one end of the chain (4) is fixedly connected with the first pull rod (32), and the other end of the chain is fixedly connected with the second pull rod (33);
the servo driving system (5) drives the driving chain wheel (25) to rotate;
more than two groups of lifting mechanisms (2) are arranged in parallel.
2. The device for lifting a hanger for a metal pipe according to claim 1, wherein: the servo driving system (5) is further provided with a coupler (51), and the driving chain wheels (25) of the lifting mechanisms (2) are driven by the same servo system through the coupler (51).
3. The device for lifting a hanger for a metal pipe according to claim 1, wherein: a tension wheel (211) is fixed on the fixed seat (21), and the tension wheel (211) is coplanar with the first driven sprocket (23), the second driven sprocket (24), the driving sprocket (25) and the tension mechanism (3); the chain (4) is meshed with the tensioning wheel (211), and a wrap angle is formed among the chain (4), the first driven chain wheel (23), the second driven chain wheel (24) and the driving chain wheel (25).
4. A lifting device for a metal pipe hanger according to claim 3, wherein: the number of the tensioning wheels (211) is one to four, and the tensioning wheels are uniformly distributed on one side or two sides of the lifting rod (22).
5. The device for lifting a hanger for a metal pipe according to claim 1, wherein: the servo driving system (5) is further provided with a coupler (51), and the driving chain wheels (25) of the lifting mechanisms (2) are driven by the same servo system through the coupler (51).
6. The device for lifting a hanger for a metal pipe according to claim 1, wherein: the tensioning mechanism (3) further comprises a support (31) and an adjusting nut (34), the front ends of the first pull rod (32) and the second pull rod (33) penetrate through the support (31) to be connected with the adjusting nut (34) in a threaded mode, and the adjusting nut (34) tensions the chain (4).
7. The device for lifting a hanger for a metal pipe according to claim 1, wherein: fixing base (21) one side level is equipped with spout (212), straining device's (3) support (31) with spout (212) constitute sliding fit, through round pin axle or bolt fastening support (31) position on spout (212) is adjusted the total length of chain (4).
8. The lifting device for the lifting appliance for the metal tube as claimed in claim 1, wherein: the limiting mechanism is a track, a groove or a hole, or a combination of the track, the groove and the hole; the lifting rod (22) is provided with a bulge matched with the limiting mechanism.
9. The device for lifting a hanger for a metal pipe according to claim 1, wherein: the first driven chain wheel (23) and the second driven chain wheel (24) are arranged inside or outside the lifting rod (22).
10. The device for lifting a hanger for a metal pipe according to claim 1, wherein: the lifting appliance (1) is a chain type lifting appliance, a clamp type lifting appliance or a lifting sucker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211572952.1A CN115709947A (en) | 2022-12-08 | 2022-12-08 | Lifting device for metal pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211572952.1A CN115709947A (en) | 2022-12-08 | 2022-12-08 | Lifting device for metal pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115709947A true CN115709947A (en) | 2023-02-24 |
Family
ID=85235762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211572952.1A Pending CN115709947A (en) | 2022-12-08 | 2022-12-08 | Lifting device for metal pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115709947A (en) |
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2022
- 2022-12-08 CN CN202211572952.1A patent/CN115709947A/en active Pending
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