CN215508476U - Hemming device for annular workpiece - Google Patents
Hemming device for annular workpiece Download PDFInfo
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- CN215508476U CN215508476U CN202121830261.8U CN202121830261U CN215508476U CN 215508476 U CN215508476 U CN 215508476U CN 202121830261 U CN202121830261 U CN 202121830261U CN 215508476 U CN215508476 U CN 215508476U
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- annular workpiece
- arc section
- circular arc
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Abstract
The utility model discloses a hemming device for an annular workpiece, which relates to the technical field of workpiece hemming and comprises a roller and a rotary linear motor; the running roller cover is located rotatory linear electric motor's output shaft tip, the running roller is equipped with big footpath end and path end along the direction of keeping away from rotatory linear electric motor in proper order, the hookup location department of big footpath end and path end is equipped with transition circular arc section, transition circular arc section is used for the turn-up. By adopting the scheme, the annular workpiece can be curled quickly, the working efficiency is improved, the curling angle can exceed 180 degrees, and the annular workpiece is gradually bent towards the side surface, so that the appearance of the annular workpiece is beautified, the scratch is avoided, and the polished curling layer can be polished.
Description
Technical Field
The utility model relates to the technical field of workpiece curling, in particular to a curling device for an annular workpiece.
Background
At present, in the machining of mechanical products, the edge of the product is often required to be curled to strengthen the strength and beautify the appearance of the product and avoid scratches, and in some special fields, a special curling device is required to be adopted to quickly curl a special workpiece. If the annular workpiece needs to be curled on two side edges in the curling process, in the prior art, because the annular workpiece is special in shape, a common curling device cannot curl the annular workpiece, and a device capable of quickly curling the annular workpiece does not exist at present.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is that the ordinary curling device cannot curl the annular workpiece due to the special shape of the annular workpiece, and the utility model aims to provide the curling device for the annular workpiece.
The utility model is realized by the following technical scheme:
a hemming device for an annular workpiece comprises a roller and a rotary linear motor;
the running roller cover is located rotatory linear electric motor's output shaft tip, the running roller is equipped with big footpath end and path end along the direction of keeping away from rotatory linear electric motor in proper order, the hookup location department of big footpath end and path end is equipped with transition circular arc section, transition circular arc section is used for the turn-up.
Compared with the prior art, the problem that the ordinary curling device cannot curl the annular workpiece due to the special shape of the annular workpiece is solved, the scheme provides the curling device for the annular workpiece, the annular workpiece can be quickly curled through the roller, and the working efficiency is improved; the novel rolling machine comprises a roller and a rotary linear motor, wherein the end part of an output shaft of the rotary linear motor is sleeved with the roller, at the moment, the rotary linear motor can drive the roller to rotate around the axis, the roller can also be driven to move along the axis direction, a small-diameter end and a large-diameter end are sequentially arranged on the roller, the annular workpiece is vertically arranged, and in the process of rotating the axis of the rotary linear motor, the rotary linear motor drives the roller to slowly move towards the annular workpiece, the small-diameter end is gradually pressed towards the inner side of the annular workpiece, at the moment, the side edge of the annular workpiece can gradually extend into a transition arc section, the preferred rotating direction of the roller is opposite to the rotating direction of the annular workpiece, in the rotating process and the gradually advancing process, the side edge of the annular workpiece can gradually roll along the length direction of the transition arc section, and curling is realized.
Further optimizing, the radius of the transition arc section needs to be 3 times thicker than that of the annular workpiece; the device is used for avoiding damaging the annular workpiece and realizing quick edge curling.
Further optimizing, towards the direction far away from the axis of the large-diameter end, the transition circular arc section comprises a first circular arc section and a second circular arc section which are sequentially connected, the first circular arc section gradually inclines towards the direction of the large-diameter end, and the second circular arc section gradually inclines towards the direction of the small-diameter end; the device is used for enabling the curling angle to be at least larger than 90 degrees of curling, and avoiding scratch caused by insufficient outward curling angle.
The transition circular arc section further comprises a third circular arc section, the third circular arc section is connected with the second circular arc section, and the third circular arc section extends towards the axis direction of the roller; for beautifying the appearance thereof and further avoiding scratches.
Further optimizing, a gap is reserved between the third arc section and the small-diameter end, and the size of the gap is larger than the thickness of the annular workpiece; the side edge of the annular workpiece can smoothly enter the transition arc section.
Further optimizing, a polishing layer is attached to the outer side of the roller; the edge-curling device is used for grinding and polishing the edge-curling layer of the annular workpiece, so that the curled edge-curling layer has an attractive appearance.
Further preferably, the polishing layer is made of brown corundum grinding stones.
Further optimize, still include vertical telescoping device, frame and backup pad, backup pad and vertical telescoping device all locate in the frame to with frame sliding connection: the supporting plate can slide along the height direction of the rack; the support plate is fixedly provided with a rotating linear motor, and the output end of the vertical telescopic device is connected with the rotating linear motor; the height position of the roller is adjusted to match with annular workpieces with different sizes.
Further optimization, the vertical telescopic device adopts a hydraulic driving device; used for rapidly controlling and driving the roller to move.
The device is further optimized, and further comprises a driving clamping assembly, wherein the driving clamping assembly is used for clamping the annular workpiece and driving the annular workpiece to rotate around the axis of the driving clamping assembly; the device is used for driving the annular workpiece to rotate around the axis of the annular workpiece, so that curling is realized.
Compared with the prior art, the utility model has the following advantages and beneficial effects:
this scheme provides a crimping device for annular workpiece, and this scheme of adoption can carry out the turn-up to annular workpiece fast, improves work efficiency to enable the turn-up angle and exceed 180 degrees, and gradually to annular workpiece side bending, realize beautifying its outward appearance, and avoid the fish tail, can also polish the polishing hem layer.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the principles of the utility model. In the drawings:
FIG. 1 is a schematic structural view of a hemming device for an annular workpiece according to the present invention;
FIG. 2 is a front view of a hemming device for an annular workpiece according to the present invention;
FIG. 3 is a partial view a of a hemming device for an annular workpiece according to the present invention;
fig. 4 is a schematic structural diagram of an annular workpiece, which is a hemming device for the annular workpiece provided by the utility model.
Reference numbers and corresponding part names in the drawings:
5-an annular workpiece, 8-a driving clamping assembly, 9-a rotating linear motor, 10-a roller, 11-a transition arc section, 111-a first arc section, 112-a second arc section, 113-a third arc section, 12-a vertical telescopic device, 13-a rack and 14-a supporting plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
Examples
The embodiment provides a hemming device for an annular workpiece 5, as shown in fig. 1-4, comprising a roller 10 and a rotating linear motor 9;
the running roller 10 cover is located the output shaft tip of rotatory linear electric motor 9, running roller 10 is equipped with big footpath end and path end along the direction of keeping away from rotatory linear electric motor 9 in proper order, the hookup location department of big footpath end and path end is equipped with transition circular arc section 11, transition circular arc section 11 is used for the turn-up.
Compared with the prior art, the problem that the annular workpiece 5 cannot be curled by a common curling device due to the special shape of the annular workpiece 5 is solved, the scheme provides the curling device for the annular workpiece 5, the annular workpiece 5 can be quickly curled by the roller 10, and the working efficiency is improved; specifically, the device comprises a roller 10 and a rotating linear motor 9, wherein the roller 10 is sleeved at the end part of an output shaft of the rotating linear motor 9, at the moment, the rotating linear motor 9 can not only drive the roller 10 to rotate around the axis, but also drive the roller 10 to move along the axis, and the roller 10 is sequentially provided with a small-diameter end and a large-diameter end, in the process that the annular workpiece 5 is vertically arranged and rotates around the axis of the annular workpiece, the rotating linear motor 9 drives the roller 10 to slowly move towards the annular workpiece 5, so that the small-diameter end gradually presses the inner side of the annular workpiece 5, the side edge of the annular workpiece 5 can gradually extend into the transition arc section 11, wherein preferably the direction of rotation of the roller 10 and the annular workpiece 5 is reversed, during the rotation and progressive forward step by step, the side edge of the annular workpiece 5 can be gradually rolled along the length direction of the transition arc section 11 to realize edge rolling.
In this embodiment, the radius of the transition arc segment 11 needs to be 53 times thicker than the thickness of the annular workpiece; in order to avoid damaging the annular workpiece 5 and realize quick curling, in the scheme, the radius of the transition arc section 11 is required to be at least 53 times larger than that of the annular workpiece, so as to avoid that the annular workpiece 5 is too thick to realize curling, even causes damage, or causes damage due to too fast bending angle.
In this embodiment, towards the direction away from the axis of the large-diameter end, the transition circular arc section 11 includes a first circular arc section 111 and a second circular arc section 112 that are sequentially connected, the first circular arc section 111 gradually inclines towards the direction of the large-diameter end, and the second circular arc section 112 gradually inclines towards the direction of the small-diameter end; in order to enable the curling angle to be at least larger than 90 degrees, and avoid the scratch caused by the insufficient outward curling angle, in the scheme, the transition arc section 11 comprises a first arc section 111 and a second arc section 112, when the side edge of the annular workpiece 5 is on the first arc section 111, the transition arc section can be gradually bent to 90 degrees, and when the transition arc section 112 is transited to the second arc section, the bending angle can exceed 90 degrees and is bent towards the annular workpiece 5.
In this embodiment, the transition arc segment 11 further includes a third arc segment 113, the third arc segment 113 is connected to the second arc segment 112, and the third arc segment 113 extends toward the axial direction of the roller 10; in order to beautify the appearance and further avoid scratches, in the scheme, a third arc section 113 is connected behind the second arc section 112, and when the side edge of the annular workpiece 5 moves to the third arc section 113, the bending angle of the third arc section exceeds 180 degrees and gradually extends towards the side edge of the annular workpiece 5, so that the side edge of the annular workpiece 5 is not exposed outside.
In this embodiment, a gap is left between the third arc segment 113 and the small-diameter end, and the size of the gap is larger than the thickness of the annular workpiece 5; in order to make the side edge of the annular workpiece 5 smoothly enter the transition arc segment 11, the gap between the third arc segment 113 and the small-diameter end is required to be larger than the thickness of the annular workpiece 5, and the sizes of the third arc segment and the small-diameter end are preferably equal.
In this embodiment, a polishing layer is attached to the outer side of the roller 10; the edge-curling layer is used for grinding and polishing the edge-curling layer of the annular workpiece 5, so that the edge-curling layer has attractive appearance.
In this embodiment, the polishing layer is made of brown corundum grinding stones.
In this embodiment, still include vertical telescoping device 12, frame 13 and backup pad 14, backup pad 14 and vertical telescoping device 12 all locate on frame 13 to with frame 13 sliding connection: the supporting plate 14 can slide along the height direction of the frame 13; the support plate 14 is fixedly provided with a rotating linear motor 9, and the output end of the vertical telescopic device 12 is connected with the rotating linear motor 9; in order to adjust the height position of the roller 10 to match the annular workpieces 5 with different sizes, in the scheme, a vertical telescopic device 12, a rack 13 and a supporting plate 14 are further arranged, wherein the rack 13 is used as an integral supporting and bearing device and is arranged on one side of the annular workpieces 5, the supporting plate 14 is connected with the rack 13 in a sliding mode, the rotary linear motor 9 is fixedly arranged on the supporting plate 14, the vertical telescopic device 12 is arranged at the top of the rack 13, the output end of the vertical telescopic device is connected with the top of the rotary linear motor 9, and the height positions of the rotary linear motor 9 and the roller 10 can be adjusted under the driving of the vertical telescopic device 12.
In this embodiment, the vertical telescopic device 12 is a hydraulic driving device; for rapidly controlling and driving the movement of the roller 10.
In the embodiment, the device further comprises a driving clamping assembly 8, wherein the driving clamping assembly 8 is used for clamping the annular workpiece 5 and driving the annular workpiece 5 to rotate around the axis of the driving clamping assembly; the device is used for driving the annular workpiece 5 to rotate around the axis of the annular workpiece, so that curling is realized.
The specific working principle of the scheme is as follows: firstly, an annular workpiece 5 is arranged on a driving clamping assembly 8, then a vertical telescopic device 12 is started, the height position of a roller 10 is adjusted according to the annular workpiece 5, after the adjustment is in place, the annular workpiece 5 is driven to rotate around itself, a rotating linear motor 9 is driven to rotate, the roller 10 gradually and gradually advances towards the annular workpiece 5 while rotating around itself, the small-diameter end of the roller 10 is pressed into the inner side of the annular workpiece 5, the side edge of the annular workpiece 5 enters a transition arc section 11 to be curled, a curled edge layer can be polished during curling, after the curling is finished, the side edge of the annular workpiece 5 is changed, and the curling treatment on the other side edge of the annular workpiece 5 is realized by repeating the steps.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. A hemming device for annular workpieces, characterized by comprising a roller (10) and a rotating linear motor (9);
the output shaft tip of rotatory linear electric motor (9) is located to running roller (10) cover, running roller (10) are equipped with big footpath end and path end along the direction of keeping away from rotatory linear electric motor (9) in proper order, the hookup location department of big footpath end and path end is equipped with transition circular arc section (11), transition circular arc section (11) are used for the turn-up.
2. Hemming device for annular workpieces according to claim 1 characterised in that the radius of the transition circular arc section (11) is required to be 3 times thicker than the annular workpiece (5).
3. A hemming device for annular workpieces according to claim 1 wherein towards the direction away from the axis of the large diameter end, the transition circular arc section (11) comprises a first circular arc section (111) and a second circular arc section (112) connected in series, the first circular arc section (111) is inclined gradually towards the direction of the large diameter end, and the second circular arc section (112) is inclined gradually towards the direction of the small diameter end.
4. Hemming device for annular workpieces according to claim 3, characterised in that the transition arc (11) further comprises a third arc (113), the third arc (113) being connected to the second arc (112), the third arc (113) extending towards the axis of the roller (10).
5. Hemming device for annular workpieces according to claim 4, characterised in that between the third circular arc section (113) and the small diameter end there is a gap, the size of which is greater than the thickness of the annular workpiece (5).
6. Hemming device for annular workpieces according to claim 1 characterized in that on the outside of the roller (10) is attached a sanding polishing layer.
7. A hemming device for an annular workpiece according to claim 6 wherein the abrasive polishing layer employs brown fused alumina grinding stone.
8. Hemming device for annular workpieces according to claim 1, characterised in that it comprises a vertical telescopic device (12), a frame (13) and a support plate (14), the support plate (14) and the vertical telescopic device (12) being both arranged on the frame (13) and being slidingly connected to the frame: the supporting plate (14) can slide along the height direction of the rack (13); the rotary linear motor (9) is fixedly arranged on the supporting plate (14), and the output end of the vertical telescopic device (12) is connected with the rotary linear motor (9).
9. Hemming device for annular workpieces according to claim 8, characterized in that the vertical telescopic means (12) employ hydraulic driving means.
10. Hemming device for annular workpieces according to claim 1, characterised in that it comprises a driving clamping assembly (8), said driving clamping assembly (8) being adapted to clamp the annular workpiece (5) and to drive the annular workpiece (5) in rotation about its own axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121830261.8U CN215508476U (en) | 2021-08-06 | 2021-08-06 | Hemming device for annular workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121830261.8U CN215508476U (en) | 2021-08-06 | 2021-08-06 | Hemming device for annular workpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215508476U true CN215508476U (en) | 2022-01-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121830261.8U Active CN215508476U (en) | 2021-08-06 | 2021-08-06 | Hemming device for annular workpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215508476U (en) |
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2021
- 2021-08-06 CN CN202121830261.8U patent/CN215508476U/en active Active
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