CN221047012U - Single-head hydraulic pipe bender - Google Patents
Single-head hydraulic pipe bender Download PDFInfo
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- CN221047012U CN221047012U CN202323031868.1U CN202323031868U CN221047012U CN 221047012 U CN221047012 U CN 221047012U CN 202323031868 U CN202323031868 U CN 202323031868U CN 221047012 U CN221047012 U CN 221047012U
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- circular
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- platform
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- 239000002184 metal Substances 0.000 claims abstract description 43
- 238000005452 bending Methods 0.000 claims abstract description 34
- 238000010030 laminating Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The utility model relates to the technical field of hydraulic pipe bending machines, in particular to a single-head hydraulic pipe bending machine which comprises a hydraulic platform and a metal pipe, wherein the head end of a first hydraulic cylinder in the hydraulic platform rotates in the horizontal direction at one point on a rectangular platform in the hydraulic platform, a pipe bending device is arranged on the hydraulic platform and consists of umbrella-shaped large and small semicircular blocks and circular blocks which are contacted with each other, the metal pipe is arranged between the circular blocks and the umbrella-shaped large and small semicircular blocks, and the first hydraulic cylinder is connected with the circular blocks; according to the utility model, the first hydraulic cylinder on the hydraulic platform is matched with the pipe bending device, the second semicircular groove of the circular block only sequentially extrudes and bends the part needing to be bent, the circular holes between the first semicircular groove and the second semicircular groove which are communicated with each other are unchanged all the time, the periphery of the bent part of the metal pipe can be always kept circular, pits or oval sections can not appear, and therefore, the production efficiency of the valve used on the rubber product needing to be inflated is improved.
Description
Technical Field
The utility model relates to the technical field of hydraulic pipe bending machines, in particular to a single-head hydraulic pipe bending machine.
Background
A novel pipe bending tool with pipe bending function and jacking function of a hydraulic pipe bending machine. The hydraulic pipe bender is mainly used for installing pipelines and repairing factories, warehouses, wharfs, buildings, railways, automobiles and the like.
In our life, most common rubber products needing to be inflated, such as inflating water pads, inflating rings, inflating platforms, inflating boats, surfboards, inflating floating bars and other rubber products, are formed by metal bent pipes, the bent pipes are formed by bending straight metal pipes through hydraulic pipe bending machines, but like DWG and other types of hydraulic pipe bending machines, when the hydraulic pipe bending machines work, two ends of the metal pipes are fixed, then hydraulic cylinders extend out to squeeze the middle parts of the metal pipes, so that the metal pipes are bent, the parts without bending are also subjected to extrusion force, the parts without bending of the metal pipes cannot maintain a cylindrical shape, even pits or oval sections appear in severe cases, and the whole valve cannot be continuously assembled, so that the valve production efficiency is low, and the existing DWG and other types of hydraulic pipe bending machines cannot solve the problem. In view of this, we propose a single head hydraulic bender.
Disclosure of utility model
In order to make up for the defects, the utility model provides a single-head hydraulic pipe bending machine.
The technical scheme of the utility model is as follows:
the single-head hydraulic pipe bending machine comprises a hydraulic platform and a metal pipe, wherein the head end of a first hydraulic cylinder in the hydraulic platform rotates in the horizontal direction at one point on a rectangular platform in the hydraulic platform;
The hydraulic platform is provided with a pipe bending device, the pipe bending device is composed of umbrella-shaped large and small semicircular blocks and circular blocks which are in contact with each other, the circular blocks move in an arc mode with the circle centers of the umbrella-shaped large and small semicircular blocks, a first semicircular groove is formed in the outer ring of each circular block, a second semicircular groove is formed in the outer ring of each umbrella-shaped large and small semicircular block, the first semicircular grooves and the second semicircular grooves at the contact positions of the umbrella-shaped large and small semicircular blocks are mutually communicated to form circular holes which are mutually attached to the outer wall of the metal pipe, the metal pipe is arranged between the circular blocks and the umbrella-shaped large and small semicircular blocks, a first hydraulic cylinder is connected with the circular blocks, and when the tail ends of the first hydraulic cylinders are extended, the circular blocks are driven to move in an arc mode with the circle centers of the umbrella-shaped large and small semicircular blocks to extrude the metal pipe to be uniformly bent along the second semicircular grooves.
Preferably, the hydraulic platform is composed of a rectangular platform and a first hydraulic cylinder.
Preferably, the rectangular platform is provided with a fixing block, one side of the fixing block is provided with a pipe groove mutually attached to the outer surface of the metal pipe, one end of the metal pipe is arranged in the pipe groove, and the circular block is in contact with the fixing block.
Preferably, the circle center of the umbrella-shaped large and small semicircular blocks is rotatably arranged on the rectangular platform in the horizontal direction.
Preferably, a connecting rod is arranged between the umbrella-shaped large semicircular block and the circular block.
Compared with the prior art, the utility model has the beneficial effects that:
According to the utility model, the first hydraulic cylinder on the hydraulic platform is matched with the pipe bending device, the second semicircular groove of the circular block only sequentially extrudes and bends the part needing bending, the circular hole between the first semicircular groove and the second semicircular groove which are communicated with each other is unchanged all the time, the periphery of the bent part of the metal pipe can be kept circular all the time, pits or elliptical sections can not appear, and therefore, the production efficiency of an inflating valve used on a rubber product to be inflated is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of a metal tube before bending;
FIG. 2 is a schematic view of the overall structure of the metal pipe of the present utility model when bent;
FIG. 3 is a schematic view of the overall structure of the metal tube after bending;
FIG. 4 is a schematic view of the hydraulic platform structure of the present utility model;
FIG. 5 is a schematic view of a pipe bending apparatus according to the present utility model;
FIG. 6 is a schematic view of the structure of the tensioner of the present utility model.
In the figure:
1. A hydraulic platform; 11. a rectangular platform; 12. a first hydraulic cylinder; 13. a U-shaped frame; 14. a fixed block; 15. a tube groove; 16. a bar-shaped groove; 17. an arc-shaped groove;
2. A pipe bending device; 21. umbrella-shaped large and small semicircle blocks; 22. a circular block; 23. a first semicircular groove; 24. a second semicircular groove; 25. a connecting rod;
3. An elastic device; 31. a second hydraulic cylinder; 32. rectangular blocks; 33. a slide block; 34. saw teeth; 35. a circular gear;
4. a metal tube.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Referring to fig. 1-6, the present utility model is described in detail by the following embodiments:
The single-head hydraulic pipe bender comprises a hydraulic platform 1, wherein the hydraulic platform 1 is composed of a rectangular platform 11 and a first hydraulic cylinder 12, a fixed block 14 is arranged on the rectangular platform 11, a pipe groove 15 is formed in one side of the fixed block 14, the head end of the first hydraulic cylinder 12 is movably arranged on the rectangular platform 11, the head end of the first hydraulic cylinder 12 rotates in the horizontal direction at a point on the rectangular platform 11 in the hydraulic platform 1, a U-shaped frame 13 is fixedly arranged at the tail end of the first hydraulic cylinder 12, and a strip-shaped groove 16 and an arc-shaped groove 17 are formed in the rectangular platform 11.
In this embodiment, the pipe bending device 2 is installed on the hydraulic platform 1, the pipe bending device 2 is formed by an umbrella-shaped semicircular block 21 and a circular block 22 which are in contact with each other, the umbrella-shaped semicircular block 21 is formed by connecting a large semicircular block and a small semicircular block, the circle center of the large semicircular block and the circle center of the small semicircular block are overlapped, the whole body is umbrella-shaped, the circle center of the umbrella-shaped semicircular block 21 is installed on the rectangular platform 11 in a rotating manner in the horizontal direction, the strip-shaped groove 16 is located below the umbrella-shaped semicircular block 21, a connecting rod 25 is installed between the umbrella-shaped semicircular block 21 and the circular block 22 in a rotating manner, the circular block 22 moves in an arc shape by the circle center of the umbrella-shaped semicircular block 21, a first semicircular groove 23 is formed in the outer ring of the circular block 22, a second semicircular groove 24 is formed in the outer ring of the umbrella-shaped semicircular block 21, the U-shaped frame 13 is connected with the circular block 22 in a rotating manner, the lower end of the circular block 22 is slidably installed in the arc-shaped groove 17, the circular block 22 is contacted with the fixed block 14, and when the circular block 22 is contacted with the fixed block 14, and the first semicircular groove 23 and the second semicircular groove 23 are communicated with each other.
In this embodiment, a metal tube 4 is disposed between an umbrella-shaped semicircular block 21 and a circular block 22, the tube slot 15 and the outer surface of the metal tube 4 are mutually attached, the first semicircular slot 23 and the second semicircular slot 24 at the contact position of the umbrella-shaped semicircular block 21 and the circular block 22 are mutually communicated to form a circular hole mutually attached to the outer wall of the metal tube 4, when the tail end of the first hydraulic cylinder 12 is extended, the circular block 22 is driven to squeeze the metal tube 4 to uniformly bend along the second semicircular slot 24 by making the circle center of the umbrella-shaped semicircular block 21 move, one end of the metal tube 4 is disposed in the tube slot 15, the first hydraulic cylinder 12 is started, the tail end of the first hydraulic cylinder 12 drives the circular block 22 to move clockwise along the large semicircular block edge in the arc-shaped slot 17 and the umbrella-shaped semicircular block 22 through the U-shaped frame 13, and the outer surface of the metal tube 4 are mutually attached, at this moment, because the tube slot 15 can protect the shape of the unbent part, the first semicircular slot 23 and the second semicircular block 24 at the contact position of the umbrella-shaped semicircular block 21 and the circular block 22 do not bend, namely, the second semicircular slot 24 is required to be bent, and the air valve is required to be continuously bent, and the air valve is not required to be bent, and the second semicircular slot 24 is required to be bent, and the air valve is continuously bent, and the air valve is required to be bent, and the air valve is continuously bent, and the air is continuously and the air valve is continuously bent, and the air is continuously is bent, and the air is filled.
In this embodiment, an elastic device 3 is installed between the umbrella-shaped semicircular block 21 and the rectangular platform 11, the elastic device 3 is composed of a second hydraulic cylinder 31, a rectangular block 32 and a circular gear 35, the second hydraulic cylinder 31 is fixedly installed on the rectangular platform 11, a sliding block 33 is fixedly installed below the rectangular block 32, the sliding block 33 is slidably installed in the bar-shaped groove 16, that is, the rectangular block 32 moves left and right along the bar-shaped groove 16, one side of the rectangular block 32 is provided with saw teeth 34, the saw teeth 34 on the rectangular block 32 are meshed with the gear teeth on the circular gear 35, the upper side of the circular gear 35 is fixedly installed on the center of the umbrella-shaped semicircular block 21, the lower side of the circular gear 35 is rotatably installed on the rectangular platform 11, the tail end of the second hydraulic cylinder 31 stretches out, the rectangular block 32 is driven to move leftwards along the bar-shaped groove 16, the saw teeth 34 on the rectangular block 32 can drive the circular gear 35 to rotate clockwise, the small semicircular block side of the umbrella-shaped semicircular block 21 is turned to the circular block 22, a gap between the umbrella-shaped semicircular block 21 and the circular block 22 is larger, the metal pipe 21 can be conveniently taken out, and the second hydraulic cylinder 31 can be recovered after the umbrella-shaped semicircular block 21 is recovered, and the tail end of the metal pipe 21 is recovered.
It should be added that the first hydraulic cylinder 12 and the second hydraulic cylinder 31 are electric hydraulic cylinders with the model SHG, a storage battery is installed on the hydraulic platform 1, and the storage battery is respectively connected with the first hydraulic cylinder 12 and the second hydraulic cylinder 31 through power lines.
In this embodiment, when bending a straight metal tube 4 into a bent metal tube 4, the circular block 22 and the fixed block 14 are in contact with each other, that is, the tube slot 15 and the first semicircular slot 23 are in communication with each other, and the second hydraulic cylinder 31 is in a contracted state, one end of the straight metal tube 4 is inserted from one side of the fixed block 14 along the tube slot 15, a circular hole formed by the first semicircular slot 23 and the second semicircular slot 24 which are in communication with each other is extended until the straight metal tube 4 reaches a position where bending begins to stop, then the first hydraulic cylinder 12 is started, the end of the first hydraulic cylinder 12 drives the circular block 22 to move clockwise along the edges of the large semicircular blocks in the arc-shaped slot 17 and the umbrella-shaped semicircular block 21 through the U-shaped frame 13, because the tube slot 15 and the outer surface of the metal tube 4 are mutually attached, the tube slot 15 protects the shape of the unbent position at this time, because the circular holes which are communicated with each other at the contact part of the umbrella-shaped semicircular block 21 and the circular block 22 and the outer wall of the metal tube 4 are mutually attached, the second semicircular groove 24 of the circular block 22 only sequentially presses and bends the part which needs to be bent, the circular holes which are communicated with each other between the first semicircular groove 23 and the second semicircular groove 24 are always unchanged, the periphery of the bent part of the metal tube 4 can always be kept circular, no pit or elliptical cross section appears, thereby improving the production efficiency of the valve used on the rubber product which needs to be inflated, the circular block 22 is retracted until the straight metal tube 4 is bent to the angle which needs to be bent, the tail end of the first hydraulic cylinder 12 is retracted, namely the circular block 22 is reset, the tail end of the second hydraulic cylinder 31 is extended, the rectangular block 32 is driven to move leftwards along the strip-shaped groove 16, the saw teeth 34 on the rectangular block 32 can drive the circular gear 35 to rotate clockwise, turning one side of the small semicircular block in the umbrella-shaped semicircular block 21 to the circular block 22, so that a gap between the umbrella-shaped semicircular block 21 and the circular block 22 is enlarged, the metal pipe 4 can be taken out more conveniently, and when the bent metal pipe 4 is taken out, the tail end of the second hydraulic cylinder 31 is retracted, and the umbrella-shaped semicircular block 21 is reset.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a single-head hydraulic pipe bending machine, includes hydraulic platform (1) and tubular metal resonator (4), its characterized in that: the head end of a first hydraulic cylinder (12) in the hydraulic platform (1) rotates horizontally at a point on a rectangular platform (11) in the hydraulic platform (1);
The pipe bending device is characterized in that the pipe bending device (2) is arranged on the hydraulic platform (1), the pipe bending device (2) is composed of umbrella-shaped large and small semicircular blocks (21) and circular blocks (22) which are in contact with each other, the circular blocks (22) move in an arc mode through the circle centers of the umbrella-shaped large and small semicircular blocks (21), first semicircular grooves (23) are formed in the outer ring of each circular block (22), second semicircular grooves (24) are formed in the outer ring of each umbrella-shaped large and small semicircular block (21), the first semicircular grooves (23) at the contact position of each umbrella-shaped large and small semicircular block (21) and the second semicircular grooves (24) are mutually communicated to form circular holes which are mutually attached to the outer walls of the metal pipes (4), the metal pipes (4) are arranged between the circular blocks (22) and the umbrella-shaped large semicircular blocks (21), and the first semicircular cylinders (12) are connected with the circular blocks (22), and when the tail ends of the first hydraulic cylinders (12) stretch out, the circular blocks (22) are driven to move in an arc mode through the circular grooves (24) in an even mode, and the circular grooves (24) are extruded by the circular pipes (24).
2. The single-head hydraulic pipe bender as recited in claim 1, wherein: the hydraulic platform (1) is composed of a rectangular platform (11) and a first hydraulic cylinder (12).
3. The single-head hydraulic pipe bender as recited in claim 2, wherein: install fixed block (14) on rectangle platform (11), fixed block (14) one side be equipped with pipe groove (15) of laminating each other of metal pipe (4) surface, just metal pipe (4) one end is located in pipe groove (15), circular piece (22) with fixed block (14) contact.
4. The single-head hydraulic pipe bender as recited in claim 2, wherein: the circle center of the umbrella-shaped large and small semicircular block (21) is rotatably arranged on the rectangular platform (11) in the horizontal direction.
5. The single-head hydraulic pipe bender as recited in claim 1, wherein: a connecting rod (25) is arranged between the umbrella-shaped large and small semicircular block (21) and the circular block (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323031868.1U CN221047012U (en) | 2023-11-09 | 2023-11-09 | Single-head hydraulic pipe bender |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323031868.1U CN221047012U (en) | 2023-11-09 | 2023-11-09 | Single-head hydraulic pipe bender |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221047012U true CN221047012U (en) | 2024-05-31 |
Family
ID=91206605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323031868.1U Active CN221047012U (en) | 2023-11-09 | 2023-11-09 | Single-head hydraulic pipe bender |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221047012U (en) |
-
2023
- 2023-11-09 CN CN202323031868.1U patent/CN221047012U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant |