CN112122469A - Vertical pipe buckling machine - Google Patents
Vertical pipe buckling machine Download PDFInfo
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- CN112122469A CN112122469A CN202011312771.6A CN202011312771A CN112122469A CN 112122469 A CN112122469 A CN 112122469A CN 202011312771 A CN202011312771 A CN 202011312771A CN 112122469 A CN112122469 A CN 112122469A
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- pipe
- buckling
- module
- block
- detain
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
- B21D39/04—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of tubes with tubes; of tubes with rods
Abstract
The invention discloses a vertical pipe buckling machine which comprises a driving box, wherein two driving rods and a mould group are movably connected to the driving box, the mould group comprises an upper module and a lower module, the lower module is fixedly connected to the driving box, the upper module is fixedly connected to one ends, far away from the driving box, of the two driving rods, a pipe buckling assembly used for fixing a pipe sleeve and a pipe core is arranged between the upper module and the lower module, a small oil cylinder and two large oil cylinders are arranged in the driving box, the two large oil cylinders are respectively used for being in transmission connection with the two driving rods, and the small oil cylinder is in transmission connection with the two large oil cylinders through a connecting plate so as to drive the two large oil cylinders to operate. The invention provides a vertical pipe buckling machine which can drive pipe buckling by adopting a plurality of oil cylinders, can ensure the pipe buckling quality and has a simple structure.
Description
Technical Field
The invention relates to the field of connecting pipe mounting equipment, in particular to a vertical pipe buckling machine.
Background
For the connection efficiency who promotes the pipeline, detain the pipe machine and extensively apply to in the connection of pipeline, but traditional knot pipe machine is for guaranteeing to detain the quality of pipe, can adopt a plurality of cylinders or hydro-cylinder to carry out synchronous drive and detain the pipe, nevertheless in the driving process, can lead to driven difference because of adopting a plurality of drives and the difference at drive position, and then appear detaining the pipe in-process easily, it is inhomogeneous to detain the pipe dynamics, the pipe box appears with the pipe core detains the condition that the pipe quality is not up to standard in the partial region of detaining the pipe in-process.
Meanwhile, some pipe buckling machines can perform multiple positioning on the pipe sleeve and the pipe core before buckling the pipe so as to ensure the accuracy of buckling the pipe and further ensure the quality of buckling the pipe, but the pipe buckling machines are complex in structure and high in manufacturing cost.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: when a plurality of oil cylinders are adopted for driving and buckling the pipe, the quality of the buckled pipe can be ensured, and the structure of the vertical pipe buckling machine is simple.
The technical scheme adopted by the invention for solving the problems is as follows: the utility model provides a vertical pipe machine of detaining, includes the drive case, but the last movably connected with two actuating levers and a mould group of drive case, the mould group is including last module and lower module, module fixed connection is on the drive case down, go up the one end that the drive case was kept away from to module fixed connection at two actuating levers, it is equipped with the knot pipe assembly that is used for fixed pipe box and tube core to go up between module and the lower module, be equipped with a little hydro-cylinder and two big hydro-cylinders, two in the drive case big hydro-cylinder is used for being connected with two actuating lever transmissions respectively, little hydro-cylinder is connected through connecting plate and two big hydro-cylinders transmissions and carries out the operation with two big hydro-cylinders.
Compared with the prior art, the invention has the advantages that: the pipe buckling device is simple and compact in structure, and in the driving process, the two large oil cylinders are driven by the small oil cylinder to buckle the pipe, so that the synchronism of the two large oil cylinders in the pipe buckling process can be ensured, the condition of uneven pipe buckling force is avoided, the pipe buckling quality is ensured, and meanwhile, when the two large oil cylinders buckle the pipe, one upper module is driven by the two driving rods, the driving stability is higher, the lower module is fixedly connected onto the driving box, when the pipe sleeve and the pipe core are placed on the pipe buckling assembly and in the pipe buckling process, the pipe sleeve and the pipe core cannot move, the stability and the accuracy of the pipe buckling are higher, and the pipe buckling quality is further ensured.
According to the improvement, the small oil cylinder is internally provided with the first oil cavity for oil transmission, the large oil cylinder is internally provided with the second oil cavity for oil transmission, the inner diameter of the first oil cavity is smaller than that of the second oil cavity, and compared with the large oil cylinder which is used as a driving source, the small oil cylinder is used as the driving source, the same driving distance can be realized through less oil liquid, so that the driving speed of the upper module is increased, the production efficiency of the vertical pipe buckling machine is further improved, meanwhile, the small oil cylinder is lower in noise than the large oil cylinder, and noise reduction is facilitated.
As an improvement of the invention, two ends of the lower module are respectively provided with a through hole, the two through holes are respectively used for movably connecting with two driving rods, the fixed end of the small oil cylinder is fixedly connected with the lower module, the fixed end of the large oil cylinder is fixed in the driving box, the moving end of the small oil cylinder is fixedly connected with the moving end of the large oil cylinder through a connecting plate, through the improvement, the upper module can be more accurately aligned with the lower module in the moving process through the design that the two driving rods are movably connected with the through holes of the lower module, so as to ensure the quality of the buckling pipe, the fixed end of the small oil cylinder is fixedly connected with the lower module, the fixed end of the large oil cylinder is fixedly connected with the driving box, the moving end of the small oil cylinder is fixedly connected with the moving end of the large oil cylinder through the connecting plate, the two driving rods are fixedly connected with the upper module, so that multiple positioning is realized, and the alignment is more accurate when the upper, the quality of the buckling pipe is ensured.
The pipe buckling assembly comprises four pipe buckling blocks which are uniformly arrayed along the circumferential direction of a pipe sleeve, the four pipe buckling blocks are aggregated and dispersed through the approaching and the separating of an upper module and a lower module, the pipe buckling blocks which are uniformly arrayed on the circumferential direction of the pipe sleeve can enable pipe buckling areas in all directions of the pipe sleeve to be the same in the pipe buckling process, the aggregation and the dispersing of the four pipe buckling blocks are realized through the approaching and the separating of the upper module and the lower module, the acting time of each pipe buckling block on the pipe sleeve can be the same, the pipe buckling quality is guaranteed through the same pipe buckling areas and the same pipe buckling acting time, and the condition that the pipe sleeve or a pipe core is abnormally deformed due to the fact that the pipe buckling areas are local or the pipe buckling acting time is different in the pipe buckling process is avoided.
As an improvement of the invention, the buckling pipe assembly also comprises four connecting blocks, each connecting block is arranged between two connected buckling pipe blocks, two ends of each connecting block are respectively connected with the buckling pipe blocks through elastic pieces, through the improvement, the connection relation between the adjacent buckling pipe blocks is ensured, the adjacent buckling pipe blocks have better synchronism, meanwhile, the interference of the pipe sleeve on the vertical buckling pipe machine caused by the direct connection between the adjacent buckling pipe blocks is avoided, the connecting blocks can better compensate the structural defects between the buckling pipe blocks, and the acting force during the pipe buckling is more stable and uniform.
As an improvement of the invention, the two sides of the pipe buckling block along the circumferential direction are provided with driving surfaces, the two sides of the connecting block along the circumferential direction are provided with moving surfaces, the moving surfaces move along the driving surfaces, one side of the pipe buckling block close to the pipe sleeve is provided with a first pipe buckling surface for fixing the pipe sleeve and the pipe core, one side of the connecting block close to the pipe sleeve is provided with a second pipe buckling surface for fixing the pipe sleeve and the pipe core, and the distances from the first pipe buckling surface and the second pipe buckling surface to the axial line of the pipe sleeve during pipe buckling are equal.
As a further improvement of the present invention, two sides of the pipe fastening block along the axial direction are provided with first positioning plates, two sides of the connecting block along the axial direction are provided with second positioning plates, the first positioning plates are used for preventing the pipe fastening block from being separated from the die set, and the second positioning plates are used for preventing the connecting block from being separated from the die set.
The four pipe buckling blocks comprise an upper pipe buckling block fixedly connected to the upper module, a lower pipe buckling block fixed to the lower module and two movable pipe buckling blocks, the two movable pipe buckling blocks are simultaneously movably connected to the upper module and the lower module, and the purpose of polymerization and dispersion of the four pipe buckling blocks is achieved through the improvement that the four pipe buckling blocks are close to and far away from the upper module and the lower module.
As a further improvement of the present invention, a top surface for fixing the upper buckling pipe block is provided on a side of the upper module close to the lower module, a first upper side surface and a second upper side surface are respectively provided on two sides of the top surface, a bottom surface for fixing the lower buckling pipe block is provided on a side of the lower module close to the upper module, a first lower side surface and a second lower side surface are respectively provided on two sides of the bottom surface, the first upper side surface and the first lower side surface are provided on one side of the pipe sleeve, the second upper side surface and the second lower side surface are provided on the other side of the pipe sleeve, one movable buckling pipe block is movably connected with the first upper side surface and the first lower side surface, the other movable buckling pipe block is movably connected with the second upper side surface and the second lower side surface, and included angles of the first upper side surface, the second upper side surface, the first lower side surface and the second lower side surface with the horizontal direction are 45 degrees, through the improvement, while the synchronism of the movement of the, the acting forces of the four pipe buckling blocks acting on the pipe sleeve can be ensured to be the same, abnormal deformation with uneven force in the pipe buckling process is avoided, and the pipe buckling quality is ensured.
The first upper side, the second upper side, the first lower side and the second lower side are all provided with friction plates convenient for the moving of the movable pipe buckling blocks, through the improvement, the two movable pipe buckling blocks can move more smoothly, the blocking force of the movable pipe buckling blocks in the moving process is reduced, the synchronism of the pipe buckling and the uniformity of acting force are ensured, meanwhile, the upper module, the lower module and the movable pipe buckling blocks are protected, and damage caused by moving friction is removed.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention (first positioning plate, second positioning plate).
Fig. 2 is a schematic sectional view of the overall structure of the present invention during pipe buckling.
Fig. 3 is a schematic cross-sectional view of the overall structure of the upper module of the present invention after it rises.
FIG. 4 is a schematic view of an installation structure of the first positioning plate and the second positioning plate of the present invention.
FIG. 5 is a schematic diagram of the structure of the upper and lower modules of the present invention.
FIG. 6 is a schematic view of the buckle block structure of the present invention.
Fig. 7 is a schematic view of the connecting block structure of the invention.
Shown in the figure: 1. the driving box, 2, a driving rod, 3, an upper module, 3.1, a top surface, 3.2, a first upper side surface, 3.3, a second upper side surface, 4, a lower module, 4.1, a bottom surface, 4.2, a first lower side surface, 4.3, a second lower side surface, 5, a pipe buckling component, 5.1, a pipe buckling block, 5.1.1, a driving surface, 5.1.2, a first pipe buckling surface, 5.1.3, an upper pipe buckling block, 5.1.4, a lower pipe buckling block, 5.1.5, a movable pipe buckling block, 5.2, a connecting block, 5.2.1, a movable surface, 5.2.2, a second pipe buckling surface, 5.3, a spring sheet, 6, a small oil cylinder, 6.1, a first oil cavity, 7, a large oil cylinder, 7.1, a second oil cavity, 8, a connecting plate, 9, a first positioning plate, 10, a second positioning plate, 11 and a friction plate.
Detailed Description
Embodiments of the present invention are further described below with reference to the accompanying drawings.
As shown in fig. 1-3, a vertical tube buckling machine comprises a driving box 1, two driving rods 2 and a mold set are movably connected to the driving box 1, the mold set comprises an upper mold block 3 and a lower mold block 4, the lower mold block 4 is fixedly connected to the driving box 1, the upper mold block 3 is fixedly connected to one end of each driving rod 2, which is far away from the driving box 1, a tube buckling assembly 5 for fixing a tube sleeve and a tube core is arranged between the upper mold block 3 and the lower mold block 4, a small oil cylinder 6 and two large oil cylinders 7 are arranged in the driving box 1, the two large oil cylinders 7 are respectively in transmission connection with the two driving rods 2, the small oil cylinder 6 is in transmission connection with the two large oil cylinders 7 through a connecting plate 8 to drive the two large oil cylinders 7 to operate, a first oil cavity 6.1 for oil transmission is arranged in the small oil cylinder 6, a second oil cavity 7.1 for oil transmission is arranged in the large oil cylinder 7, the internal diameter of first oil pocket 6.1 is less than the internal diameter of second oil pocket 7.1, the both ends of lower module 4 respectively are equipped with a through-hole, two the through-hole is used for respectively with two actuating lever 2 swing joint, the stiff end of little hydro-cylinder 6 and lower module 4 fixed connection, the stiff end of big hydro-cylinder 7 is fixed in drive case 1, the removal end of little hydro-cylinder 6 and the removal end of big hydro-cylinder 7 pass through connecting plate 8 fixed connection.
As shown in fig. 1-3, the pipe fastening assembly 5 includes four pipe fastening blocks 5.1, four pipe fastening blocks 5.1 are arranged along the circumferential direction of the pipe sleeve in an even array manner, four pipe fastening blocks 5.1 are close to and far away from the upper module 3 and the lower module 4 to realize polymerization and dispersion, the pipe fastening assembly 5 further includes four connecting blocks 5.2, each connecting block 5.2 is arranged between two connected pipe fastening blocks 5.1, and two ends of each connecting block 5.2 are respectively connected with the pipe fastening blocks 5.1 through elastic pieces.
As shown in fig. 2, 3, 4, 6, and 7, the tube fastening block 5.1 is provided with driving surfaces 5.1.1 along two circumferential sides, the connecting block 5.2 is provided with moving surfaces 5.2.1 along two circumferential sides, the moving surfaces 5.2.1 move along the driving surfaces 5.1.1, one side of the tube fastening block 5.1 close to the tube sleeve is provided with a first tube fastening surface 5.1.2 for fixing the tube sleeve and the tube core, one side of the connecting block 5.2 close to the tube sleeve is provided with a second tube fastening surface 5.2.2 for fixing the tube sleeve and the tube core, and the first tube fastening surface 5.1.2 and the second tube fastening surface 5.2.2 are equal in distance from the axis of the tube sleeve during tube fastening.
As shown in fig. 4, the pipe buckling block 5.1 is provided with first positioning plates 9 along the axial both sides, the connecting block 5.2 is provided with second positioning plates 10 along the axial both sides, first positioning plate 9 is used for preventing the pipe buckling block 5.1 from breaking away from the die set, second positioning plate 10 is used for preventing the connecting block 5.2 from breaking away from the die set, first positioning plate 9 is arranged between second positioning plate 10 and upper die block 3, first positioning plate 9 and second positioning plate 10 are movably connected, and first positioning plate 9 and upper die block 3 are movably connected.
As shown in fig. 2, 3 and 5, four of the pipe fastening blocks 5.1 include an upper pipe fastening block 5.1.3 fixedly connected to the upper module 3, a lower pipe fastening block 5.1.4 fixedly connected to the lower module 4, and two movable pipe fastening blocks 5.1.5, two of the movable pipe fastening blocks 5.1.5 are simultaneously movably connected to the upper module 3 and the lower module 4, a top surface 3.1 for fixing the upper pipe fastening block 5.1.3 is provided at a side of the upper module 3 close to the lower module 4, a first upper side surface 3.2 and a second upper side surface 3.3 are respectively provided at two sides of the top surface 3.1, a bottom surface 4.1 for fixing the lower pipe fastening block 5.1.4 is provided at a side of the lower module 4 close to the upper module 3, a first lower side surface 4.2 and a second other side surface 4.3 are respectively provided at two sides of the bottom surface 4.1, the first upper side surface 3.2 and the first lower side surface 4.2 are provided at a side, the second upper side surface 3.3 is connected to the second lower side surface 4.2, and the second upper side surface 4.3.3 is connected to the first lower side surface 4.2, and the other movable buckle pipe block 5.1.5 is simultaneously movably connected with the second upper side 3.3 and the second lower side 4.3, and the included angles between the first upper side 3.2, the second upper side 3.3, the first lower side 4.2 and the second lower side 4.3 and the horizontal direction form 45 degrees.
As shown in fig. 5, the first upper side 3.2, the second upper side 3.3, the first lower side 4.2 and the second lower side 4.3 are all provided with friction plates 11 for facilitating the movement of the movable buckle pipe block 5.1.5.
The elastic piece adopts an elastic sheet 5.3.
Through the design of the invention, a single-pump small-flow hydraulic structure is adopted, namely a structure for driving the small oil cylinder 6 to drive the two large oil cylinders 7 to operate, the aim of saving energy is also achieved, the maximum power of the hydraulic structure is 9kw, and the hydraulic structure plays a role of being equivalent to a pipe buckling machine with the power of 11.5-15 kw. Meanwhile, as the hydraulic system is adopted for control work, stepless speed regulation is realized, the control precision is higher, the pipe buckling device is more suitable for buckling and pressing work of high-precision hoses and industrial pipes, and the problem that the pipes cannot be successfully buckled due to overlarge or undersize buckling and pressing power is avoided.
In the invention, the small oil cylinder 6 and the large oil cylinder 7 work through a straight pull type buckling pipe, the movement structure is simple, the accuracy is high, the purpose of quick work can be realized, and the production efficiency is improved.
The foregoing is merely illustrative of the preferred embodiments of the present invention and is not to be construed as limiting the claims. The present invention is not limited to the above embodiments, and the specific structure thereof is allowed to vary. All changes which come within the scope of the invention as defined by the independent claims are intended to be embraced therein.
Claims (10)
1. The utility model provides a vertical knot pipe machine which characterized in that: including drive case (1), but the mobile connection has two actuating levers (2) and a mould group on drive case (1), the mould group is including last module (3) and lower module (4), module (4) fixed connection is on drive case (1) down, go up the one end that drive case (1) was kept away from in two actuating levers (2) fixed connection module (3), it is equipped with between module (3) and lower module (4) and is used for the buckle pipe subassembly (5) of fixed pipe box and tube core to go up, be equipped with a little hydro-cylinder (6) and two big hydro-cylinders (7) in drive case (1), two big hydro-cylinder (7) are used for being connected with two actuating levers (2) transmission respectively, little hydro-cylinder (6) are connected through connecting plate (8) and two big hydro-cylinder (7) transmissions and operate with two big hydro-cylinders (7) of drive.
2. The vertical pipe buckling machine according to claim 1, wherein: a first oil cavity (6.1) for oil transmission is arranged in the small oil cylinder (6), a second oil cavity (7.1) for oil transmission is arranged in the large oil cylinder (7), and the inner diameter of the first oil cavity (6.1) is smaller than that of the second oil cavity (7.1).
3. The vertical pipe buckling machine according to claim 1, wherein: the both ends of lower module (4) respectively are equipped with a through-hole, two the through-hole is used for respectively with two actuating lever (2) swing joint, the stiff end of little hydro-cylinder (6) and lower module (4) fixed connection, the stiff end of big hydro-cylinder (7) is fixed in drive case (1), the removal end of little hydro-cylinder (6) and the removal end of big hydro-cylinder (7) pass through connecting plate (8) fixed connection.
4. The vertical pipe buckling machine according to claim 1, wherein: detain a tub subassembly (5) and include four and detain a tub piece (5.1), four detain even array setting of circumference of tub piece (5.1) along the pipe box, four detain tub piece (5.1) through last module (3) and down between module (4) be close to and keep away from realization polymerization and dispersion.
5. The vertical pipe buckling machine according to claim 4, wherein: detain pipe subassembly (5) and still include four connecting blocks (5.2), every connecting block (5.2) are located between two knot pipe blocks (5.1) that link to each other, the both ends of connecting block (5.2) are connected with knot pipe block (5.1) through the elastic component respectively.
6. The vertical pipe buckling machine according to claim 5, wherein: the pipe buckling block (5.1) is provided with driving surfaces (5.1.1) along two circumferential sides, the connecting block (5.2) is provided with moving surfaces (5.2.1) along two circumferential sides, the moving surfaces (5.2.1) move along the driving surfaces (5.1.1), one side, close to the pipe sleeve, of the pipe buckling block (5.1) is provided with a first pipe buckling surface (5.1.2) for fixing the pipe sleeve and the pipe core, one side, close to the pipe sleeve, of the connecting block (5.2) is provided with a second pipe buckling surface (5.2.2) for fixing the pipe sleeve and the pipe core, and the distances from the first pipe buckling surface (5.1.2) to the axis of the pipe sleeve during pipe buckling are equal.
7. The vertical pipe buckling machine according to claim 5, wherein: detain a tub piece (5.1) and be equipped with first locating plate (9) along axial both sides, connecting block (5.2) are equipped with second locating plate (10) along axial both sides, first locating plate (9) are used for preventing detaining tub piece (5.1) and break away from the mould group, second locating plate (10) are used for preventing connecting block (5.2) and break away from the mould group.
8. The vertical pipe buckling machine according to claim 4, wherein: four detain a tub piece (5.1) including fixed connection detain tub piece (5.1.3) on last module (3), detain tub piece (5.1.4) and two removal and detain tub piece (5.1.5) under fixed on module (4) down, two remove to detain tub piece (5.1.5) and move simultaneously and be connected on last module (3) and module (4) down.
9. The vertical pipe buckling machine according to claim 8, wherein: one side of the upper module (3) close to the lower module (4) is provided with a top surface (3.1) for fixing an upper buckling pipe block (5.1.3), two sides of the top surface (3.1) are respectively provided with a first upper side surface (3.2) and a second upper side surface (3.3), one side of the lower module (4) close to the upper module (3) is provided with a bottom surface (4.1) for fixing the lower buckling pipe block (5.1.4), two sides of the bottom surface (4.1) are respectively provided with a first lower side surface (4.2) and a second lower side surface (4.3), the first upper side surface (3.2) and the first lower side surface (4.2) are arranged on one side of the pipe sleeve, the second upper side surface (3.3) and the second lower side surface (4.3) are arranged on the other side of the pipe sleeve, one movable buckling pipe block (5.1.5) is simultaneously connected with the first upper side surface (3.2) and the first lower side surface (4.2) in a movable manner, and the other movable buckling pipe block (5.1) is simultaneously connected with the second lower side surface (3.3.3) and the second lower side surface (3., the included angle between the first upper side face (3.2), the second upper side face (3.3), the first lower side face (4.2) and the second lower side face (4.3) and the horizontal direction is 45 degrees.
10. The vertical pipe buckling machine according to claim 9, wherein: and friction plates (11) convenient for moving the pipe buckling blocks (5.1.5) are arranged on the first upper side face (3.2), the second upper side face (3.3), the first lower side face (4.2) and the second lower side face (4.3).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011312771.6A CN112122469A (en) | 2020-11-20 | 2020-11-20 | Vertical pipe buckling machine |
| CN202110526127.7A CN113059070B (en) | 2020-11-20 | 2021-05-14 | Vertical pipe buckling machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011312771.6A CN112122469A (en) | 2020-11-20 | 2020-11-20 | Vertical pipe buckling machine |
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| CN112122469A true CN112122469A (en) | 2020-12-25 |
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| CN202110526127.7A Active CN113059070B (en) | 2020-11-20 | 2021-05-14 | Vertical pipe buckling machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113059070A (en) * | 2020-11-20 | 2021-07-02 | 宁波市鄞州派合机械有限公司 | Vertical pipe buckling machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113059070A (en) * | 2020-11-20 | 2021-07-02 | 宁波市鄞州派合机械有限公司 | Vertical pipe buckling machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113059070A (en) | 2021-07-02 |
| CN113059070B (en) | 2021-10-26 |
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Application publication date: 20201225 |