Outer wrapping type reel pipe off-line stretching equipment with replaceable mold

Abstract

The utility model discloses a mould replaceable outsourcing type reelpipe off-line stretching equipment, which comprises an oil cylinder and a telescopic driving shaft installed on the outer wall of the right end of the oil cylinder, the right side of the oil cylinder is provided with a mounting seat, the outer wall of the upper end of the mounting seat is provided with a mould group, the right side of the mould group is provided with a pipe, and the outer wall of the upper end of the mounting seat is provided with a pipe. The die set comprises a replaceable die a, a replaceable die b and a replaceable die c so as to machine a pipe, by installing an extension plate a, an extension plate b and a sliding groove, when the replaceable die a, the replaceable die b and the replaceable die c are used, the replaceable die a can be fixed to an installation base, and the replaceable die c can be fixed to the installation base. The replaceable mold b and the replaceable mold c are sequentially placed on the left side of the replaceable mold a, namely the upper side of the extension plate a, from right to left, and are installed in a pushing mode, so that the situation of manual repeated up-down carrying is avoided, meanwhile, the replacement speed of the replaceable mold a, the replaceable mold b and the replaceable mold c is increased, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field related to composite pipe processing equipment, and specifically relates to an outsourcing type pipe coiling off-line stretching equipment with replaceable molds. Background Art

[0002] When processing composite pipes, the outer skin and inner tube of the pipe are passed through a mold to make them fit tightly together. By replacing molds with different inner diameters, the fitting effects of different distances between the outer skin and the inner tube of the pipe are achieved. After being processed by multiple molds, the final tight fitting effect is achieved. However, when replacing the mold, the staff needs to move the mold up and down for installation and disassembly many times, which is very time-consuming and labor-intensive. In addition, the mold is easily lost and falls when being moved. Utility Model Content

[0003] The utility model aims to provide an off-line tube winding stretching device with replaceable molds, so as to solve the problem in the above-mentioned background technology that when replacing the molds, the staff needs to move the molds up and down for many times for installation and disassembly.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an outsourcing type coiled pipe offline stretching device with replaceable mold, comprising an oil cylinder and a telescopic drive shaft installed on the outer wall of the right end of the oil cylinder;

[0005] A mounting seat is provided on the right side of the oil cylinder;

[0006] The upper outer wall of the mounting seat is provided with a mold set;

[0007] A pipe is arranged on the right side of the mold set, and the mold set includes a replaceable mold a, a replaceable mold b and a replaceable mold c for processing the pipe;

[0008] The outer walls at the left and right ends of the mounting seat are respectively fixedly connected with extension plates a and extension plates b to store replaceable molds a, replaceable molds b and replaceable molds c in an unused state, and a connecting slide groove is opened between the extension plates a and extension plates b and the mounting seat to allow replaceable molds a, replaceable molds b and replaceable molds c to move.

[0009] Preferably, the lower end outer wall of the extension plate a is fixedly connected to a support frame a to keep the extension plate a and the mounting seat on the same horizontal plane, and the lower end outer wall of the extension plate b is fixedly connected to a support frame b to keep the extension plate b and the mounting seat on the same horizontal plane.

[0010] Preferably, the leftmost side of the upper outer wall of the extension plate a and the rightmost side of the upper outer wall of the extension plate b are fixedly connected with baffles to limit the moving distance of the replaceable molds a, the replaceable molds b and the replaceable molds c. The extension plates a and b are fixedly connected to the mounting seat by welding and the welds are polished by grinding.

[0011] Preferably, the replaceable mold a, replaceable mold b and replaceable mold c all include an upper cover, an upper mold, a mold cavity, a lower mold, a lower cover, fixing bolts and a mounting block, and the lower end outer walls of the plurality of upper covers are fixedly connected to the upper mold.

[0012] Preferably, the lower end outer walls of the plurality of upper dies are each provided with a lower die, and the contact surfaces between the plurality of upper dies and the lower dies are each provided with opposing die cavities.

[0013] Preferably, the lower end outer walls of the plurality of lower dies are fixedly connected with a lower cover to be clamped with the mounting seat, and the front and rear end outer walls of the plurality of lower dies are fixedly connected with a mounting block.

[0014] Preferably, fixing bolts are provided on the upper sides of the plurality of mounting blocks to threadably connect and fix the lower cover to the mounting seat, and the sizes of the plurality of mold cavities are different and gradually decrease.

[0015] Preferably, a workbench is provided at the lower side of the oil cylinder, a bracket is fixedly connected between the workbench and the oil cylinder to limit the position of the oil cylinder, and auxiliary sleeves are sleeved on the left and right sides of the pipe to limit the height position of the pipe.

[0016] Preferably, the mold group also includes a fixed plate, a guide hole, a positioning plate, a limiting hole, a limiting mold, a fixing screw and a positioning nut. A positioning plate is arranged on the right side of the telescopic drive shaft, and the front and rear end outer walls of the positioning plate are fixedly connected to the fixed plate. A guide hole that passes through left and right is opened inside the outer wall of the right end of the positioning plate to guide the moving direction of the coiled tube. A limiting mold is arranged on the outer wall of the left end of the positioning plate, and a limiting hole that passes through left and right is opened inside the limiting mold to limit the size of the coiled tube.

[0017] Preferably, a plurality of fixing screws penetrating rightwardly into the interior of the positioning plate are equidistantly fixedly connected to the outer wall of the right end of the limiting mold, and the other ends of the plurality of fixing screws are threadedly connected with positioning nuts to limit the position of the limiting mold.

[0018] Compared with the prior art, the utility model provides an outsourcing type coiled pipe offline stretching device with replaceable mold, which has the following beneficial effects:

[0019] By installing extension plates a, extension plates b and slide grooves, a connecting slide groove is opened between the mounting seat and extension plates a and extension plates b. When replaceable mold a, replaceable mold b and replaceable mold c are in use, replaceable mold a can be fixed on the mounting seat, and replaceable mold b and replaceable mold c are placed in sequence from right to left on the left side of replaceable mold a, that is, on the upper side of extension plate a. After the replaceable mold a used first is used, it is pushed onto the extension plate b for storage, and then the replaceable mold b on the extension plate a is pushed onto the mounting seat for installation and fixation. After the use of replaceable mold b is completed, continue to work according to the above operation, and wait for the work of replaceable mold c to be completed. By pushing replaceable mold a to the left, replaceable mold a is moved back to the mounting seat to wait for the next processing of the pipe, thereby avoiding the situation of repeated up and down transportation by manual labor, and at the same time speeding up the replacement speed between replaceable mold a, replaceable mold b and replaceable mold c, thereby increasing work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 The utility model is a schematic structural diagram of an outsourcing type coiled pipe offline stretching device with replaceable mold.

[0021] Figure 2 It is a schematic structural diagram of the replaceable mold a of the utility model.

[0022] Figure 3 It is a schematic structural diagram of the replaceable mold b of the utility model.

[0023] Figure 4 It is a schematic structural diagram of the replaceable mold c of the utility model.

[0024] Figure 5 It is a right view partial structural diagram of the mounting seat area of ​​the utility model.

[0025] Figure 6 It is a schematic diagram of the local structure of the mounting seat area of ​​the utility model.

[0026] Figure 7 It is a schematic diagram of the local structure of the fixed plate area of ​​the utility model.

[0027] Figure 8 It is a schematic diagram of the front cross-sectional structure of the fixed plate area of ​​the utility model.

[0028] In the figure: 1. bracket; 2. cylinder; 3. workbench; 4. telescopic drive shaft; 5. mounting seat; 6. mold group; 7. pipe; 8. auxiliary sleeve; 9. replaceable mold a; 10. upper cover; 11. upper mold; 12. mold cavity; 13. lower mold; 14. lower cover; 15. fixing bolt; 16. mounting block; 17. replaceable mold b; 18. replaceable mold c; 19. extension plate a; 20. support frame a; 21. support frame b; 22. extension plate b; 23. baffle; 24. slide; 25. fixing plate; 26. guide hole; 27. positioning plate; 28. limiting hole; 29. ​​limiting mold; 30. fixing screw; 31. positioning nut. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] The utility model provides Figure 1-5 The illustrated embodiment is a mold-replaceable outer-wrapped coiled pipe offline stretching device, comprising a cylinder 2 and a telescopic drive shaft 4 mounted on the outer wall of the right end of the cylinder 2;

[0031] A mounting seat 5 is provided on the right side of the oil cylinder 2;

[0032] The upper outer wall of the mounting seat 5 is provided with a mold set 6;

[0033] A pipe 7 is arranged on the right side of the mold group 6. The mold group 6 includes a replaceable mold a9, a replaceable mold b17 and a replaceable mold c18 to process the pipe 7. When processing the pipe 7, the telescopic mold group 6 is first fixed on the mounting seat 5, and then the telescopic drive shaft 4 is passed through the replaceable mold a9 in the mold group 6 and connected to the pipe 7. The telescopic drive shaft 4 is controlled by the oil cylinder 2 to shrink, so that the pipe 7 is shaped from right to left by the replaceable mold a9, and then pushed back to the right to reset, and then the replaceable mold a9 is removed and the replaceable mold b17 is installed to perform this operation again, and finally the replaceable mold b17 is removed and replaced with the replaceable mold c18, and the last shaping operation is performed to complete the close fit between the pipe 7 and the outer skin of the pipeline;

[0034] The outer walls at the left and right ends of the mounting seat 5 are respectively fixedly connected with extension plates a19 and extension plates b22 to store the replaceable molds a9, replaceable molds b17 and replaceable molds c18 in an unused state. A connecting slide 24 is provided between the extension plates a19 and extension plates b22 and the mounting seat 5 for the replaceable molds a9, replaceable molds b17 and replaceable molds c18 to move. When the replaceable molds a9, replaceable molds b17 and replaceable molds c18 are in use, the replaceable mold a9 can be fixed on the mounting seat 5. The replaceable mold b17 and the replaceable mold c18 are placed on the upper side of the long board a19 from right to left. After the replaceable mold a9 that is used first is used, it is pushed to the extension board b22 for storage, and then the replaceable mold b17 on the extension board a19 is pushed to the mounting seat 5 for installation and fixation. After the replaceable mold b17 is used, continue to work according to the above operation. After waiting for the replaceable mold c18 to complete its work, push the replaceable mold a9 to the left and move it back to the mounting seat 5 to wait for the next processing of the pipe 7.

[0035] like Figure 5 As shown, the lower end outer wall of the extension plate a19 is fixedly connected with a support frame a20 to keep the extension plate a19 and the mounting seat 5 on the same horizontal plane, the lower end outer wall of the extension plate b22 is fixedly connected with a support frame b21 to keep the extension plate b22 and the mounting seat 5 on the same horizontal plane, the leftmost side of the upper end outer wall of the extension plate a19 and the rightmost side of the upper end outer wall of the extension plate b22 are fixedly connected with a baffle 23 to limit the moving distance of the replaceable mold a9, the replaceable mold b17 and the replaceable mold c18, the extension plate a19 and the extension plate b22 are fixedly connected to the mounting seat 5 by welding, and the welds are polished.

[0036] The extension plates a19 and b22 are supported by the support frames a20 and b21 respectively so as to be on the same horizontal plane with the mounting base 5, thereby preventing the replaceable molds a9, b17 and c18 from being unable to be pushed when sliding, and maintaining the smoothness of sliding. The baffle plate 23 can be installed to prevent the replaceable molds a9, b17 and c18 from falling off the extension plates a19 and b22.

[0037] like Figure 2 , Figure 3 and Figure 4 As shown, replaceable mold a9, replaceable mold b17 and replaceable mold c18 all include an upper cover 10, an upper mold 11, a mold cavity 12, a lower mold 13, a lower cover 14, a fixing bolt 15 and a mounting block 16, the lower end outer walls of multiple upper covers 10 are fixedly connected to the upper mold 11, the lower end outer walls of multiple upper molds 11 are provided with lower molds 13, and the contact surfaces between multiple upper molds 11 and lower molds 13 are provided with opposing mold cavities 12.

[0038] The gap between the pipe 7 and the pipe shell is adapted by clamping the upper mold 11 and the lower mold 13 and designing the mold cavity 12 opened between the upper mold 11 and the lower mold 13 to have different inner diameters.

[0039] like Figure 2 , Figure 3 and Figure 4 As shown, the lower end outer walls of the multiple lower molds 13 are fixedly connected with the lower cover 14 to be clamped with the mounting seat 5, the front and rear end outer walls of the multiple lower molds 13 are fixedly connected with the mounting blocks 16, and the upper sides of the multiple mounting blocks 16 are provided with fixing bolts 15 to threadably connect the lower cover 14 and the mounting seat 5, and the multiple mold cavities 12 are of different sizes and gradually decrease.

[0040] When fixing the replaceable molds a9, b17 and c18 on the mounting base 5, first move the lower cover 14 among the replaceable molds a9, b17 and c18 to a suitable position on the mounting base 5, and align the mounting block 16 with the threaded hole opened on the mounting base 5. The installation of the replaceable molds a9, b17 and c18 can be completed by passing the fixing bolts 15 downward through the threaded holes and tightening them clockwise. When the fixing bolts 15 are rotated counterclockwise, the replaceable molds a9, b17 and c18 can be removed.

[0041] like Figure 1 As shown, a workbench 3 is provided at the lower side of the oil cylinder 2, a bracket 1 is fixedly connected between the workbench 3 and the oil cylinder 2 to limit the position of the oil cylinder 2, and auxiliary sleeves 8 are sleeved on the left and right sides of the pipe 7 to limit the height position of the pipe 7.

[0042] The bracket 1 and the auxiliary sleeve 8 are used to limit the telescopic drive shaft 4 on the right side of the adjustment cylinder 2 and the pipe 7 to be on the same central axis, thereby avoiding the situation where the center of the pipe 7 cannot be connected to the telescopic drive shaft 4 when the telescopic drive shaft 4 drives the pipe 7 to move, and keeping the pipe 7 in a stable state during subsequent movement without shaking up and down.

[0043] like Figure 7 and Figure 8As shown, the mold group 6 also includes a fixed plate 25, a guide hole 26, a positioning plate 27, a limiting hole 28, a limiting mold 29, a fixing screw 30 and a positioning nut 31. A positioning plate 27 is arranged on the right side of the telescopic drive shaft 4. The front and rear end outer walls of the positioning plate 27 are fixedly connected with the fixed plate 25. A guide hole 26 that passes through the left and right is opened inside the right end outer wall of the positioning plate 27 to guide the moving direction of the coiled tube. A limiting mold 29 is arranged on the left end outer wall of the positioning plate 27. A limiting hole 28 that passes through the left and right is opened inside the limiting mold 29 to limit the size of the coiled tube.

[0044] When the coil is pulled to move, the coil passes through the limiting hole 28 opened by the limiting mold 29 to limit the diameter of the coil, and then is pulled out from the guide hole 26 to the next mold for secondary processing.

[0045] like Figure 8 As shown, the outer wall of the right end of the limiting mold 29 is equidistantly fixedly connected with a plurality of fixing screws 30 that penetrate rightwardly into the interior of the positioning plate 27 , and the other ends of the plurality of fixing screws 30 are threadedly connected with positioning nuts 31 to limit the position of the limiting mold 29 .

[0046] When the limiting mold 29 needs to be replaced, the limiting mold 29 and the positioning plate 27 can be separated by unscrewing the positioning nut 31 counterclockwise, and then the replaced new limiting mold 29 is reinserted into the positioning plate 27, and the positioning nut 31 is screwed on the fixing screw 30 to limit the position of the limiting mold 29.

[0047] The implementation principle of this embodiment is as follows: when processing the pipe 7, first fix the telescopic die set 6 on the mounting seat 5, then pass the telescopic drive shaft 4 through the replaceable die a9 in the die set 6 and connect it with the pipe 7, and control the telescopic drive shaft 4 to shrink by the oil cylinder 2, so that the pipe 7 is shaped from right to left by the replaceable die a9, and then pushed back to the right to reset, and then remove the replaceable die a9 and install the replaceable die b17 to perform this operation again, and finally remove the replaceable die b17 and replace it with the replaceable die c18 to perform the last shaping operation, so as to complete the close fit between the pipe 7 and the outer skin of the pipeline. When the replaceable die a9, the replaceable die b17 and the replaceable die c18 are When the replaceable mold c18 is used, the replaceable mold a9 can be fixed on the mounting seat 5, and the replaceable mold b17 and the replaceable mold c18 are placed in sequence from right to left on the left side of the replaceable mold a9, that is, on the upper side of the extension plate a19. After the use of the replaceable mold a9 that is used first, it is pushed to the extension plate b22 for storage, and then the replaceable mold b17 on the extension plate a19 is pushed to the mounting seat 5 for installation and fixation. After the use of the replaceable mold b17 is completed, continue to work according to the above operation. After waiting for the replaceable mold c18 to complete the work, push the replaceable mold a9 to the left and move the replaceable mold a9 back to the mounting seat 5 to wait for the next processing of the pipe 7.

[0048] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An externally wrapped tube coiling offline stretching device with replaceable mold, comprising an oil cylinder (2) and a telescopic drive shaft (4) mounted on the outer wall of the right end of the oil cylinder (2); A mounting seat (5) is provided on the right side of the oil cylinder (2); The upper outer wall of the mounting seat (5) is provided with a mold set (6); A pipe (7) is arranged on the right side of the mold set (6), and the mold set (6) comprises a replaceable mold a (9), a replaceable mold b (17) and a replaceable mold c (18) for processing the pipe (7); Features: The outer walls at the left and right ends of the mounting seat (5) are respectively fixedly connected with an extension plate a (19) and an extension plate b (22) for storing replaceable molds a (9), replaceable molds b (17) and replaceable molds c (18) in an unused state. A connecting slide groove (24) is provided between the extension plate a (19) and the extension plate b (22) and the mounting seat (5) for allowing the replaceable molds a (9), replaceable molds b (17) and replaceable molds c (18) to move.

2. The mold-replaceable outer-wrapped coiled pipe offline stretching equipment according to claim 1, characterized in that: The lower end outer wall of the extension plate a (19) is fixedly connected to a support frame a (20) to keep the extension plate a (19) and the mounting seat (5) on the same horizontal plane, and the lower end outer wall of the extension plate b (22) is fixedly connected to a support frame b (21) to keep the extension plate b (22) and the mounting seat (5) on the same horizontal plane.

3. The mold-replaceable outer-wrapped coiled pipe offline stretching equipment according to claim 1, characterized in that: The leftmost side of the upper outer wall of the extension plate a (19) and the rightmost side of the upper outer wall of the extension plate b (22) are both fixedly connected with a baffle plate (23) to limit the moving distance of the replaceable mold a (9), the replaceable mold b (17) and the replaceable mold c (18); the extension plate a (19) and the extension plate b (22) are fixedly connected to the mounting seat (5) by welding, and the welds are polished.

4. The mold-replaceable outer-wrapped coiled pipe offline stretching equipment according to claim 1, characterized in that: The replaceable mold a (9), the replaceable mold b (17) and the replaceable mold c (18) all comprise an upper cover (10), an upper mold (11), a mold cavity (12), a lower mold (13), a lower cover (14), fixing bolts (15) and a mounting block (16); the lower end outer walls of the plurality of upper covers (10) are all fixedly connected to the upper mold (11).

5. The mold-replaceable outer-wrapped coiled pipe offline stretching equipment according to claim 4, characterized in that: The lower end outer walls of the plurality of upper dies (11) are each provided with a lower die (13), and the contact surfaces between the plurality of upper dies (11) and the lower dies (13) are each provided with opposing die cavities (12).

6. The mold-replaceable outer-wrapped coiled pipe offline stretching equipment according to claim 5, characterized in that: The lower end outer walls of the plurality of lower dies (13) are fixedly connected with a lower cover (14) to be clamped with the mounting seat (5), and the front and rear end outer walls of the plurality of lower dies (13) are fixedly connected with a mounting block (16).

7. The mold-replaceable outer-wrapped coiled pipe offline stretching equipment according to claim 6, characterized in that: The upper sides of the plurality of mounting blocks (16) are all provided with fixing bolts (15) for threadedly connecting and fixing the lower cover (14) and the mounting seat (5); the plurality of mold cavities (12) are of different sizes and gradually decrease in size.

8. The mold-replaceable outer-wrapped coiled pipe offline stretching equipment according to claim 1, characterized in that: A workbench (3) is provided at the lower side of the oil cylinder (2); a bracket (1) is fixedly connected between the workbench (3) and the oil cylinder (2) to limit the position of the oil cylinder (2); and auxiliary sleeves (8) are sleeved on the left and right sides of the pipe (7) to limit the height position of the pipe (7).

9. The mold-replaceable outer-wrapped coiled pipe offline stretching equipment according to claim 1, characterized in that: The mold group (6) also includes a fixed plate (25), a guide hole (26), a positioning plate (27), a limiting hole (28), a limiting mold (29), a fixing screw (30) and a positioning nut (31). A positioning plate (27) is arranged on the right side of the telescopic drive shaft (4). The front and rear end outer walls of the positioning plate (27) are fixedly connected to the fixed plate (25). A guide hole (26) extending from left to right is provided inside the right end outer wall of the positioning plate (27) to guide the moving direction of the coiled tube. A limiting mold (29) is provided on the left end outer wall of the positioning plate (27). A limiting hole (28) extending from left to right is provided inside the limiting mold (29) to limit the size of the coiled tube.

10. The mold-replaceable outer-wrapped coiled pipe offline stretching equipment according to claim 9, characterized in that: The outer wall of the right end of the limiting mold (29) is equidistantly fixedly connected with a plurality of fixing screws (30) which penetrate rightwardly into the interior of the positioning plate (27), and the other ends of the plurality of fixing screws (30) are threadedly connected with positioning nuts (31) to limit the position of the limiting mold (29).

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