CN216226315U - Reducing three-dimensional space pipe bender - Google Patents
Reducing three-dimensional space pipe bender Download PDFInfo
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- CN216226315U CN216226315U CN202122700132.3U CN202122700132U CN216226315U CN 216226315 U CN216226315 U CN 216226315U CN 202122700132 U CN202122700132 U CN 202122700132U CN 216226315 U CN216226315 U CN 216226315U
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Abstract
The utility model belongs to the technical field of thin-wall type pipe bending equipment, and particularly relates to a reducing three-dimensional space pipe bender, which comprises a supporting device, a profile modeling, a radial rotary pressing mechanism, an axial rotary pressing mechanism, a workpiece loading and unloading mechanism and a pressing device, wherein the profile modeling is fixedly connected to the supporting device, the radial rotary pressing mechanism is rotatably connected to the supporting device, the axial rotary pressing mechanism is connected to the radial rotary pressing mechanism, the workpiece loading and unloading mechanism is connected to the radial rotary pressing mechanism, the pressing device is connected to the profile modeling, when in specific use, only a pipe fitting to be bent is required to be fixed, the radial rotary pressing mechanism is rotated, the axial rotary pressing mechanism is driven by the radial rotary pressing mechanism to press the pipe fitting to be bent at the bending part of the profile modeling, and the bending action is realized in the rotating process, the structural design realizes the irregular pipe bending processing with variable bending radius and bending track not on one plane, and the one-step forming is realized, the operation is simple and rapid, the processing precision is high, and the qualification rate is high.
Description
Technical Field
The utility model belongs to the technical field of thin-wall type pipe bending equipment, and particularly relates to a reducing three-dimensional space pipe bender.
Background
The existing pipe bender can only realize bending in one plane during each bending, straight line sections are required to be connected between different plane fixed value radiuses, the existing pipe bending equipment cannot be processed for three-dimensional bending in the non-fixed value and non-plane space of the bending radius, for the bent pipes, the bent pipes are bent and corrected manually by workers rather than checking tools, the efficiency is low, the precision is unstable, the labor intensity of the workers is high, and the delivery difficulty is caused.
Patent No. CN204672757U discloses a manual reducing pipe bender, which comprises: the supporting frame, the central wheel, the driving wheel, the guide wheel and the clamping plate with an opening at one end are arranged; the center wheel and the driving wheel are fixed on the clamping plate through a first wheel shaft and a second wheel shaft respectively, the first wheel shaft is close to the opening compared with the second wheel shaft, and one end of the first wheel shaft is also fixed on the supporting frame; the guide wheel is also fixed on the support frame through a wheel shaft, and a rotating handle is arranged at one end of the clamping plate, which is far away from the opening; however, the reducing pipe bender cannot realize pipes with different planes, namely, pipes with bending in the vertical direction.
Disclosure of Invention
The utility model aims to realize the variable-diameter bending of the thin-wall pipe fitting on different planes.
In order to achieve the technical purpose, the utility model adopts the technical scheme that: the utility model provides a reducing three-dimensional space hickey, includes strutting arrangement, profiling, radial rotation hold-down mechanism, axial rotation hold-down mechanism, loading and unloading work piece mechanism and closing device, the profiling fixed connection be in on the strutting arrangement, radial rotation hold-down mechanism rotates to be connected on the strutting arrangement, axial rotation hold-down mechanism connects on the radial rotation hold-down mechanism, loading and unloading work piece mechanism connects on the radial rotation hold-down mechanism, closing device connects on the profiling.
Further, the supporting device comprises a base, a body and a first fixing shaft, the base is of a C-shaped structure, the body is fixedly connected to the top of the base, and the first fixing shaft is fixedly installed on the body.
Furthermore, the lower part of the body is connected with the profiling, a semicircular groove is formed in the bending part of the profiling, an edge is arranged at the bottom of the bending part, the variation of the edge thickness is consistent with the variation of the axis of the pipe to be bent in the vertical direction, and the axis of the groove changes along with the variation of the edge thickness.
Further, radial rotatory hold-down mechanism includes rocking arm, slide rail, slider, connecting piece, L type spare and spring one, the rocking arm sets up at the body top, and the rocking arm tail end is equipped with the lug, slide rail fixed connection be in the rocking arm top, slider fixed connection is in the connecting piece bottom, a rotating connection of connecting piece and fixed axle, L type spare fixed connection is on the connecting piece, a spring one end is connected with the lug on the rocking arm, and the other end is connected with L type spare.
Furthermore, a first groove-shaped through hole and a second groove-shaped through hole are formed in the rotating arm, the first groove-shaped through hole is sleeved on the first fixing shaft, the sliding rails are fixedly connected to two sides of the first groove-shaped through hole, and an axial rotation pressing mechanism is connected to the second groove-shaped through hole.
Further, the axial rotation pressing mechanism comprises a second fixing shaft, a second spring, a bearing and a rotating wheel, wherein one end of the second fixing shaft is provided with threads, the other end of the second fixing shaft is provided with a limiting device, the second fixing shaft is connected to the second groove-shaped through hole in the rotating arm through a nut, the second spring, the bearing and the rotating wheel are all sleeved on the second fixing shaft, one end of the second spring abuts against the bottom of the rotating arm, the other end of the second spring abuts against the bearing, the bearing presses on the rotating wheel, and the rotating wheel presses on the edge of the profiling.
Further, the workpiece loading and unloading mechanism comprises a stripper plate and a rotating arm pushing device, the stripper plate is fixedly connected to the top of the connecting piece, and the rotating arm pushing device is connected to the stripper plate and used for pushing the rotating arm away from the explorator.
Furthermore, the pressing device is a pressing block which is fixedly connected to the head end of the explorator and used for pressing the pipe fitting to be bent on the explorator.
The utility model has the advantages that:
according to the reducing three-dimensional space pipe bender, the bending part of the profiling is provided with the semicircular groove, the diameter of the groove is the same as that of a pipe fitting to be bent, and the phenomenon that the section of the bent pipe fitting is changed into an oval shape in the bending process is avoided; the thickness variation of the edge of the profiling is consistent with the variation of the axis of the pipe to be bent in the vertical direction, and the structural design realizes the irregular pipe bending processing with variable bending radius, non-planar bending track and no transition of straight line sections among different bending radii; products with different bending curves only need to replace the pressing block, the rotating wheel and the profiling, and parts do not need to be replaced completely, so that the cost is low, and the application range is wide; the workpiece loading and unloading mechanism is structurally designed to push the rotating arm away from the explorator so as to realize the quick loading and unloading of the finished pipe fitting; when the bending machine is used specifically, only the pipe to be bent needs to be fixed, the positions of the rotating arm and the rotating wheel are adjusted, the bending action can be completed by rotating the rotating arm, and the bending machine is formed in one step, simple and fast in operation, high in machining precision and high in qualification rate, and the bending efficiency and quality stability are greatly improved.
Description of the drawings:
FIG. 1: top view of inventive example 1;
FIG. 2: front view of embodiment 1 of the present invention;
FIG. 3: right side view of embodiment 1 of the utility model;
FIG. 4: a front view of a master form in embodiment 1 of the present invention;
FIG. 5: a top view of the master form in embodiment 1 of the present invention;
FIG. 6: a schematic structural diagram of a rotating arm in embodiment 1 of the utility model;
FIG. 7: the structure of the L-shaped part in the embodiment 1 of the utility model is schematically shown;
FIG. 8: the structure schematic diagram of the stripper plate in embodiment 1 of the utility model;
FIG. 9: top view of the master form in example 2 of the present invention.
Detailed Description
For a better understanding of the present invention, reference is made to the following description taken in conjunction with the accompanying drawings and examples, in which the utility model is illustrated and described in greater detail in the following description for a more complete understanding of the utility model.
Example 1
According to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, and fig. 8, a reducing three-dimensional space pipe bender comprises a supporting device, a profile modeling 1, a radial rotating pressing mechanism, an axial rotating pressing mechanism, a workpiece loading and unloading mechanism, and a pressing device, wherein the profile modeling 1 is fixedly connected to the supporting device, the radial rotating pressing mechanism is rotatably connected to the supporting device, the axial rotating pressing mechanism is connected to the radial rotating pressing mechanism, the workpiece loading and unloading mechanism is connected to the radial rotating pressing mechanism, and the pressing device is connected to the profile modeling 1.
Preferably, strutting arrangement includes base 2, body 3 and fixed axle 4, and base 2 is C type structure, and body 3 passes through a bolt fixed connection at base 2 top, be equipped with connecting hole one on body 3, install at fixed axle 4 end and a connecting hole interference fit on body 3, fixed axle 4 is the step shaft, and fixed axle 4 head end is equipped with the screw thread, is connected with nut three.
Preferably, the lower part of the body 3 is fixedly connected with the profiling 1 through a second bolt, a semicircular groove is formed in the bending part of the profiling 1, the diameter of the groove is the same as that of a pipe to be bent, the shape of the axis of the groove is completely the same as that of the axis of a finished pipe, an edge is arranged at the bottom of the bending part, the variation of the edge thickness is consistent with that of the axis of the pipe to be bent in the vertical direction, and the axis of the groove changes along with the variation of the edge thickness.
Preferably, radial rotatory hold-down mechanism includes rocking arm 5, slide rail 6, slider 7, connecting piece 8, L type spare 9 and spring 10, rocking arm 5 sets up at body 3 top, and 5 tails of rocking arm are equipped with the lug, and the head end of rocking arm 5 is equipped with the handle, be equipped with cell type through-hole one and cell type through-hole two on rocking arm 5, cell type through-hole one is nested on fixed axle 4, and the quantity of slide rail 6 is two, and fixed connection is in cell type through-hole both sides respectively, the quantity of slider 7 is two, and fixed connection is in 8 bottom both sides of connecting piece respectively, slide rail 6 and slider 7 sliding connection, connecting piece 8 rotates with fixed axle 4 and is connected, L type spare 9 is fixed on connecting piece 8, a 10 pot head of spring is on the lug on rocking arm 5, and the other pot head is on L type spare 9.
Preferably, the axial rotation pressing mechanism comprises a second fixing shaft 11, a second spring 12, a bearing 13 and a rotating wheel 14, threads are arranged at two ends of the second fixing shaft 11, the second fixing shaft 11 is a stepped shaft, the second fixing shaft 11 is connected to a second groove-shaped through hole in the rotating arm 5 through a first nut, a second nut is arranged at the bottom of the second fixing shaft 11 to play a limiting role, the second spring 12, the bearing 13 and the rotating wheel 14 are all sleeved on the second fixing shaft 11, one end of the second spring 12 abuts against the bottom of the rotating arm 5, the other end of the second spring abuts against the bearing 13, the bearing 13 presses on the rotating wheel 14, and the rotating wheel 14 presses on the edge of the explorator 1.
Preferably, the workpiece loading and unloading mechanism comprises a stripper 15 and a rotating arm pushing device, the stripper 15 is fixedly connected to the top of the connecting part 8, one end of the stripper 15 is provided with a downward vertical plate, the other end of the stripper is provided with a U-shaped hole for avoiding interference with the L-shaped part 9, the center of the vertical plate is provided with a threaded hole, the center of the threaded hole corresponds to the center position of a lug on the rotating arm 5, the rotating arm pushing device is a threaded rod 16, and the threaded rod 16 is connected to the threaded hole and used for pushing the rotating arm 5 away from the explorator 1.
Preferably, the pressing device is a pressing block 17, and the pressing block 17 is fixedly connected to the head end of the explorator 1 and used for pressing the pipe fitting to be bent on the explorator 1.
The method comprises the following specific operation steps:
1S: according to the condition of the pipe fitting to be bent, if the bending radius of the first section is an indeterminate value, the initial straight-line section of the workpiece can be used as a positioning clamping fixing section; if the bending radius of the first section is a fixed value, the first section can be firstly processed on a conventional pipe bender and is used as a positioning clamping fixing section for next bending.
2S: the designed profiling 1, the pressing block 17 and the rotating wheel 14 are selected according to the shape of the finished bent pipe, the profiling 4 is fixed on the body 3, the pipe fitting to be bent is fixed on the profiling 1 through the pressing block 17, and the position of the rotating wheel 14 is adjusted.
3S: the rotating arm 5 is rotated, the rotating arm 5 enables the rotating wheel 14 to tightly press the pipe fitting to be bent on the profiling 1 under the action of the first spring 10, free bending among different bending radiuses is achieved along with the profiling 1 in the pipe bending process, the rotating wheel 14 is always consistent with the axial size of the profiling 1 under the action of the second spring 12, axial change is achieved, and accordingly random bending in three-dimensional space is achieved.
4S: after the bending action is completed, the threaded rod 16 is turned to move forward, the threaded rod 16 pushes the rotating arm 5 forward, the rotating wheel 14 is far away from the pipe to be bent, the lower pressing block 17 is disassembled, and then the pipe to be bent is removed.
Example 2
As shown in fig. 9, the difference from embodiment 1 is that: the bending part of the profiling 1 has different groove track lines, the diameters of the bent pipe fittings are different, the groove diameters of the rotating wheels 14 are different, and the pressing blocks 17 are different.
Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and other modifications or equivalent substitutions made by the technical solutions of the present invention by those of ordinary skill in the art should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.
Claims (8)
1. A reducing three-dimensional space pipe bender is characterized in that: the device comprises a supporting device, a profile modeling, a radial rotating and pressing mechanism, an axial rotating and pressing mechanism, a workpiece loading and unloading mechanism and a pressing device, wherein the profile modeling is fixedly connected to the supporting device, the radial rotating and pressing mechanism is rotatably connected to the supporting device, the axial rotating and pressing mechanism is connected to the radial rotating and pressing mechanism, the workpiece loading and unloading mechanism is connected to the radial rotating and pressing mechanism, and the pressing device is connected to the profile modeling.
2. The reducing three-dimensional space pipe bender according to claim 1, wherein: the supporting device comprises a base, a body and a first fixing shaft, wherein the base is of a C-shaped structure, the body is fixedly connected to the top of the base, and the first fixing shaft is fixedly connected to the body.
3. The reducing three-dimensional space pipe bender according to claim 2, wherein: the lower part of the body is connected with the profiling, a semicircular groove is formed in the bending part of the profiling, an edge is arranged at the bottom of the bending part, the variation of the edge thickness is consistent with the variation of the axis of a pipe to be bent in the vertical direction, and the axis of the groove changes along with the variation of the edge thickness.
4. The reducing three-dimensional space pipe bender according to claim 3, wherein: radial rotatory hold-down mechanism includes rocking arm, slide rail, slider, connecting piece, L type spare and spring one, the rocking arm sets up at the body top, and the rocking arm tail end is equipped with the lug, slide rail fixed connection be in rocking arm top, slider fixed connection is in the connecting piece bottom, a connecting piece and a fixed axle rotation connection, L type spare fixed connection is on the connecting piece, a spring one end is connected with the lug on the rocking arm, and the other end is connected with L type spare.
5. The reducing three-dimensional space pipe bender according to claim 4, wherein: the rotary arm is provided with a first groove-shaped through hole and a second groove-shaped through hole, the first groove-shaped through hole is sleeved on the first fixing shaft, the sliding rails are fixedly connected to two sides of the first groove-shaped through hole, and the second groove-shaped through hole is connected with an axial rotation pressing mechanism.
6. The reducing three-dimensional space pipe bender according to claim 5, wherein: the axial rotation pressing mechanism comprises a second fixing shaft, a second spring, a bearing and a rotating wheel, wherein one end of the second fixing shaft is provided with threads, the other end of the second fixing shaft is provided with a limiting device, the second fixing shaft is connected with the second groove-shaped through hole in the rotating arm through a first nut, the second spring, the bearing and the rotating wheel are all sleeved on the second fixing shaft, one end of the second spring is abutted to the bottom of the rotating arm, the other end of the second spring is abutted to the bearing, the bearing is pressed on the rotating wheel, and the rotating wheel is pressed on the edge of the profiling.
7. The reducing three-dimensional space pipe bender according to claim 6, wherein: the workpiece loading and unloading mechanism comprises a stripper plate and a rotating arm pushing device, the stripper plate is fixedly connected to the top of the connecting piece, and the rotating arm pushing device is connected to the stripper plate and used for pushing the rotating arm away from the explorator.
8. The reducing three-dimensional space pipe bender according to claim 1, wherein: the pressing device is a pressing block which is fixedly connected to the head end of the explorator and used for pressing the pipe fitting to be bent on the explorator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122700132.3U CN216226315U (en) | 2021-11-05 | 2021-11-05 | Reducing three-dimensional space pipe bender |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122700132.3U CN216226315U (en) | 2021-11-05 | 2021-11-05 | Reducing three-dimensional space pipe bender |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216226315U true CN216226315U (en) | 2022-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122700132.3U Active CN216226315U (en) | 2021-11-05 | 2021-11-05 | Reducing three-dimensional space pipe bender |
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| Country | Link |
|---|---|
| CN (1) | CN216226315U (en) |
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2021
- 2021-11-05 CN CN202122700132.3U patent/CN216226315U/en active Active
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