CN210188142U - Steel pipe socket forming machine - Google Patents
Steel pipe socket forming machine Download PDFInfo
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- CN210188142U CN210188142U CN201921048993.4U CN201921048993U CN210188142U CN 210188142 U CN210188142 U CN 210188142U CN 201921048993 U CN201921048993 U CN 201921048993U CN 210188142 U CN210188142 U CN 210188142U
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Abstract
The utility model relates to a steel pipe socket forming machine, which comprises a machine base, wherein the top of the machine base is provided with a first portal frame, a second portal frame and a plurality of guide pillars between the two portal frames; a first oil cylinder system and a second oil cylinder system are respectively arranged at two ends of a rack, a push rod at the output end of the first oil cylinder system is fixedly connected with the center of a portal frame, an inverted cone is arranged on the outer circumferential surface of a pull rod at the output end of the second oil cylinder system, and the cone is arranged on an inner die through an inner die base; outer wedges are uniformly arranged on the inner side walls of the second portal frames, and outer dies are arranged on the outer wedges through outer die seats; the first oil cylinder system works firstly, and acts on the outer die through the push rod, the first portal frame, the guide pillar, the second portal frame and the outer wedge block to enable the inner die to contract and keep the position; the second oil cylinder system works, acts on the inner die through the pull rod and the cone to enable the inner die to be opened outwards, and accordingly force is applied to the steel pipe to enable the steel pipe to be deformed and molded. The utility model discloses compact structure is reasonable, has effectively realized the shaping of steel pipe socket, and work efficiency is high, and the shaping precision is high, and the shaping uniformity is good.
Description
Technical Field
The utility model belongs to the technical field of steel pipe mouth of pipe former technique and specifically relates to a steel pipe socket make-up machine.
Background
Compared with cast iron pipe or cement pipe, the steel pipe used in water supply and drainage system has the advantages of high strength, good toughness, high internal and external pressure bearing capacity, etc. In the prior art, the steel pipes are connected in a non-flexible manner and are welded manually on site, so that the labor intensity is high, the construction cost is high, the working efficiency is low, the construction quality is difficult to guarantee, the defective welding seam interfaces become stress concentration points of the pipeline, the weakest link of the pipeline is realized, and when the pipeline foundation is subjected to uneven settlement or temperature change, the stress concentration points are easy to crack.
Compared with a non-flexible welded steel pipe, the flexible interface steel pipe has more structural rationality and is technically reliable and practical. The two ends of the steel pipe are respectively provided with the socket and the spigot, during installation, the spigot is pulled into the socket only by sleeving the spigot or the socket with the rubber ring, and the interfaces are rebounded and sealed through the compression of the rubber ring, so that each interface of the steel pipe has flexible flexibility and can adapt to uneven settlement of a foundation. The steel pipe construction of socket joint mode is convenient and fast to the fail safe nature who uses has been improved.
The pipelines involved in the drainage system have various specifications, and the large-diameter pipeline plays an important role as a main trunk pipe, so that the requirements on the dimensional accuracy and the consistency of the steel pipe bell and spigot are high.
SUMMERY OF THE UTILITY MODEL
The steel pipe spigot forming machine is reasonable in structure, high in size precision, good in consistency, high in working efficiency and suitable for forming of steel pipes with multiple specifications.
The utility model discloses the technical scheme who adopts as follows:
a steel pipe socket forming machine comprises a machine base, wherein a rack is arranged at the top of the machine base, two ends of the rack are retracted into the machine base, a first portal frame and a second portal frame which slide along the first portal frame and the second portal frame are respectively arranged on the machine base outside two ends of the rack, the first portal frame and the second portal frame are connected through a plurality of guide pillars, and the guide pillars penetrate through the rack; a first oil cylinder system is arranged in the middle of one end of the rack, a push rod at the output end of the first oil cylinder system extends out of the rack and is fixedly connected to the center of the first portal frame, a second oil cylinder system is arranged in the middle of the other end of the rack, a pull rod at the output end of the second oil cylinder system penetrates through the middle of the second portal frame outwards, and a cone is fixed on the outer circumferential surface of the pull rod; the second portal frame is of a mouth-shaped structure, and a plurality of groups of outer wedges are uniformly arranged on the inner side wall of the second portal frame; the inclination directions of the cone and the outer wedge block are opposite, and a combined type shaping die is arranged in a space between the cone and the outer wedge block.
As a further improvement of the above technical solution:
the structure of the combined type shaping mold is as follows: the inner die holder is axially and uniformly distributed on the outer circumferential surface of the cone, the inner die holder axially moves relative to the cone through a T-shaped key, the single group of inner die holder is formed by overlapping a plurality of cushion blocks, and an inner die is arranged on the outer side surface of the inner die holder; an outer die holder is arranged on the inner side face of the single-group outer wedge block through a long T-shaped key I, and an outer die corresponding to the inner die is fixedly arranged on the inner side face of the outer die holder; the surface of the inner die opposite to the outer die is a working surface of the formed steel pipe.
The working surface of the inner die is provided with a groove, and the groove and the working surface of the inner die are in transition through an inclined plane; the working surface of the outer die extends outwards to form a convex rib; the convex ribs correspond to the grooves one to one.
A support frame is arranged at the end part of the rack positioned at the outer side of the second oil cylinder system, a support plate is arranged on the side surface of the support frame, and the support plate is vertical to the pull rod; the support plate is connected with the combined type shaping mold through a short T-shaped key I and a short T-shaped key II.
And sliding guide structures are arranged at the joints of the first portal frame and the second portal frame and the base.
The utility model has the advantages as follows:
the utility model has compact and reasonable structure and convenient operation, and pushes the push rod through the first oil cylinder system, the push rod drives the first portal frame, the first portal frame drives the second portal frame and the inner outer wedge block to move through the guide pillar, and then the outer wedge block moves relative to the outer die holder through the long T-shaped key I, the outer die holder is extruded by the inclined plane of the outer wedge block, and the outer die holder is retracted inwards along the support plate through the short T-shaped key I to keep the position; through second hydro-cylinder system, the pulling rod is pulled, and the pull rod drives the cone and removes, and then the cone removes for interior die holder, and interior die holder receives the cone extrusion, opens along the backup pad outwards through short T type key two to the application of force is in steel pipe tip and makes its deformation shaping, has effectively realized the shaping of steel pipe socket part, by the drive of automatic hydraulic system, and work efficiency is high, and the shaping precision is high, and the shaping uniformity is good.
The utility model discloses still include following advantage:
the single-group inner die holder is formed by overlapping a plurality of cushion blocks, the cushion blocks are increased or decreased to match the forming use of steel pipes with different calibers, the application range is wide, and the use cost is low;
the guide pillar runs through the frame, and the frame provides the guide effect for the removal of guide pillar, and the portal one and the portal two all install the slip guide structure with the junction of frame for the removal of outer die holder and outer mould under the drive of first hydro-cylinder system is more stable, provides the guarantee for steel pipe shaping precision and uniformity.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the combined mold of the present invention.
Fig. 3 is a right side view of fig. 2.
Fig. 4 is a partially enlarged view of a portion a in fig. 2.
Wherein: 1. a machine base; 2. a frame; 3. a first portal frame; 4. a second portal frame; 5. a guide post; 6. a first cylinder system; 61. a push rod; 7. a second cylinder system; 8. a support frame; 9. a support plate; 10. an outer wedge; 11. a cone; 12. a pull rod; 13. a long T-shaped bond I; 14. an outer die holder; 15. a short T-shaped bond I; 16. an outer mold; 1601. a rib is protruded; 17. an inner mold; 1701. a groove; 18. a short T-shaped bond II; 19. cushion blocks; 20. and (5) steel pipes.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
As shown in fig. 1, the steel pipe socket forming machine of the present embodiment includes a machine base 1, a machine frame 2 is installed on a top of the machine base 1, two ends of the machine frame 2 are retracted into the machine base 1, a first portal 3 and a second portal 4 which slide along the machine frame are respectively installed on the machine base 1 outside two ends of the machine frame 2, the first portal 3 and the second portal 4 are connected by a plurality of guide pillars 5, and the guide pillars 5 penetrate through the machine frame 2; a first oil cylinder system 6 is arranged in the middle of one end head of the rack 2, a push rod 61 at the output end of the first oil cylinder system 6 extends out of the rack 2 and is fixedly connected to the center of the first portal frame 3, a second oil cylinder system 7 is arranged in the middle of the other end head of the rack 2, a pull rod 12 at the output end of the second oil cylinder system 7 penetrates through the middle of the second portal frame 4 outwards, and a cone 11 is fixed on the outer circumferential surface of the pull rod 12; the second portal frame 4 is of a mouth-shaped structure, and a plurality of groups of outer wedge blocks 10 are uniformly arranged on the inner side wall of the second portal frame; the cone 11 is opposite to the inclination direction of the outer wedge block 10, and a combined type shaping die is arranged in a space between the cone 11 and the outer wedge block 10.
As shown in fig. 2 and 3, the structure of the combined type shaping mold is as follows: the die comprises a plurality of groups of inner die holders which are uniformly distributed on the outer circumferential surface of a cone 11 along the axial direction, the inner die holders axially move relative to the cone 11 through T-shaped keys, the inner die holders in a single group are formed by overlapping a plurality of cushion blocks 19, and an inner die 17 is arranged on the outer side surface of each inner die holder; an outer die holder 14 is arranged on the inner side surface of the single-group outer wedge block 10 through a long T-shaped key I13, and an outer die 16 corresponding to an inner die 17 is fixedly arranged on the inner side surface of the outer die holder 14; the surface of the inner mold 17 opposite to the outer mold 16 is a working surface for forming the steel pipe 20.
The single-group inner die holder is formed by overlapping a plurality of cushion blocks 19, the cushion blocks 19 are increased or decreased to be matched with steel pipes with different calibers for forming, and the single-group inner die holder is wide in application range and low in use cost.
A groove 1701 is formed on the working surface of the inner die 17, and the groove 1701 and the working surface of the inner die 17 are in bevel transition; a convex rib 1601 extends outwards from the working surface of the outer die 16; the ribs 1601 correspond one-to-one with the grooves 1701.
A support frame 8 is arranged at the end part of the frame 2 positioned at the outer side of the second oil cylinder system 7, a support plate 9 is arranged on the side surface of the support frame 8, and the support plate 9 is vertical to the pull rod 12; the supporting plate 9 is connected with an outer die holder 12 of the combined type shaping die through a short T-shaped key I15, and the supporting plate 9 is connected with an inner die holder of the combined type shaping die through a short T-shaped key II 18.
Sliding guide structures are arranged at the joints of the first door frame 3 and the second door frame 4 and the base 1; the guide post 5 penetrates through the rack 2, and the rack 2 provides a guide effect for the movement of the guide post 5; the movement of the outer die holder 14 and the outer die 16 driven by the first oil cylinder system 6 is more stable, and the forming precision and the consistency of the steel tube are guaranteed.
The utility model discloses a theory of operation does:
the first oil cylinder system 6 works firstly, the push rod 61 is pushed, the push rod 61 drives the first portal frame 3, the first portal frame 3 drives the second portal frame 4 and the inner outer wedge block 10 to move through the guide pillar 5, then the outer wedge block 10 moves relative to the outer die holder 14 through the first long T-shaped key 13, the outer die holder 14 is extruded by the inclined plane of the outer wedge block 10, and the outer wedge block retracts inwards along the supporting plate 9 through the first short T-shaped key 15 and keeps the position;
and then the second oil cylinder system 7 works, the pull rod 12 is pulled, the pull rod 12 drives the cone 11 to move, the cone 11 moves relative to the inner die base, the inner die base is extruded by the cone 11 and outwards opens along the supporting plate 9 through the short T-shaped key II 18, and therefore force is applied to the end part of the steel pipe and the end part of the steel pipe is deformed and molded.
The utility model discloses according to the outer principle that contracts of interior expanding, realized steel pipe socket's shaping, the shaping precision is high, and the uniformity is good, and is applicable to the shaping of many specifications steel pipe.
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 (5)
1. The utility model provides a steel pipe socket make-up machine which characterized in that: the device comprises a machine base (1), wherein a rack (2) is installed at the top of the machine base, two ends of the rack (2) are retracted into the machine base (1), a first portal frame (3) and a second portal frame (4) which slide along the first portal frame and the second portal frame are respectively installed on the machine base (1) which is positioned outside two ends of the rack (2), the first portal frame (3) and the second portal frame (4) are connected through a plurality of guide pillars (5), and meanwhile, the guide pillars (5) penetrate through the machine base (2); a first oil cylinder system (6) is installed in the middle of one end of the rack (2), a push rod (61) at the output end of the first oil cylinder system (6) extends out of the rack (2) and is fixedly connected to the center of the first portal (3), a second oil cylinder system (7) is installed in the middle of the other end of the rack (2), a pull rod (12) at the output end of the second oil cylinder system (7) penetrates through the middle of the second portal (4) outwards, and a cone (11) is fixed on the outer circumferential surface of the pull rod (12); the second portal frame (4) is of a mouth-shaped structure, and a plurality of groups of outer wedges (10) are uniformly arranged on the inner side wall of the second portal frame; the inclination directions of the cone (11) and the outer wedge block (10) are opposite, and a combined type shaping mold is arranged in a space between the cone (11) and the outer wedge block (10).
2. A steel pipe spigot forming machine as claimed in claim 1, wherein: the structure of the combined type shaping mold is as follows: the die comprises a plurality of groups of inner die holders which are uniformly distributed on the outer circumferential surface of a cone (11) along the axial direction, the inner die holders axially move relative to the cone (11) through T-shaped keys, the single group of inner die holders are formed by overlapping a plurality of cushion blocks (19), and an inner die (17) is arranged on the outer side surface of each inner die holder; an outer die holder (14) is arranged on the inner side surface of the single-group outer wedge block (10) through a long T-shaped key I (13), and an outer die (16) corresponding to an inner die (17) is fixedly arranged on the inner side surface of the outer die holder (14); the surface of the inner die (17) opposite to the outer die (16) is a working surface of the formed steel pipe (20).
3. A steel pipe spigot forming machine as claimed in claim 2, wherein: a groove (1701) is formed in the working surface of the inner die (17), and the groove (1701) and the working surface of the inner die (17) are in transition through a slope; a convex rib (1601) extends outwards from the working surface of the outer die (16); the ribs (1601) correspond to the grooves (1701) one to one.
4. A steel pipe spigot forming machine as claimed in claim 1, wherein: a support frame (8) is installed at the end part of the rack (2) positioned at the outer side of the second oil cylinder system (7), a support plate (9) is installed on the side surface of the support frame (8), and the support plate (9) is vertical to the pull rod (12); and the support plate (9) is connected with the combined type shaping die through a short T-shaped key I (15) and a short T-shaped key II (18).
5. A steel pipe spigot forming machine as claimed in claim 1, wherein: and sliding guide structures are arranged at the joints of the first portal frame (3), the second portal frame (4) and the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921048993.4U CN210188142U (en) | 2019-07-05 | 2019-07-05 | Steel pipe socket forming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921048993.4U CN210188142U (en) | 2019-07-05 | 2019-07-05 | Steel pipe socket forming machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210188142U true CN210188142U (en) | 2020-03-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921048993.4U Active CN210188142U (en) | 2019-07-05 | 2019-07-05 | Steel pipe socket forming machine |
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| Country | Link |
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| CN (1) | CN210188142U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110202040A (en) * | 2019-07-05 | 2019-09-06 | 江苏双友智能装备科技股份有限公司 | Steel pipe socket molding machine |
-
2019
- 2019-07-05 CN CN201921048993.4U patent/CN210188142U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110202040A (en) * | 2019-07-05 | 2019-09-06 | 江苏双友智能装备科技股份有限公司 | Steel pipe socket molding machine |
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