CN216263789U - Rotary air distribution device of front chuck of pipe cutting machine - Google Patents
Rotary air distribution device of front chuck of pipe cutting machine Download PDFInfo
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- CN216263789U CN216263789U CN202122626201.0U CN202122626201U CN216263789U CN 216263789 U CN216263789 U CN 216263789U CN 202122626201 U CN202122626201 U CN 202122626201U CN 216263789 U CN216263789 U CN 216263789U
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Abstract
The utility model discloses a rotary air distribution device of a front chuck of a pipe cutting machine, which comprises: bearing, rotary disk and distribution plate. Wherein: the rotating disc is fixed on the inner ring of the bearing and arranged concentrically with the inner ring, and the air distribution disc is fixed on the outer ring of the bearing and arranged concentrically with the outer ring. The rotating disc and the gas distribution disc are adjacently arranged and are in sealed rotary connection. The air distribution plate is connected with the rotary plate through a sealing rotary connecting surface, and the air inlet and outlet air paths penetrate through the air distribution plate, the rotary plate and the sealing rotary connecting surface of the rotary plate and the rotary plate so as to be connected with an air inlet and an air outlet of the cylinder to form a passage and realize the reciprocating motion of the cylinder. According to the rotary air distribution device, the air passages communicated with the annular grooves are formed in the air distribution disc, the air holes communicated with the air passages are formed in the rotary disc, so that the rotary disc can be always communicated with the air passages in the air distribution disc no matter the rotary disc rotates to any angle/position, the rotary disc does not need to rotate to a set angle, the air distribution efficiency is effectively improved, and the air distribution operation difficulty is reduced.
Description
Technical Field
The utility model relates to the field of pipe cutter chucks, in particular to a rotary air distribution device of a front chuck of a pipe cutter.
Background
The information disclosed in this background of the utility model is only for enhancement of understanding of the general background of the utility model and is not necessarily to be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
The pipe cutting machine is mainly used for high-speed high-quality cutting of pipes such as round pipes and rectangular pipes, the pipes need to be clamped in a chuck of the pipe cutting machine before cutting, the pipe cutting machine comprises a front chuck and a rear chuck, and the pipe cutting machine is connected with a cylinder to drive the opening and closing of a clamping jaw in the pipe cutting machine so as to clamp the pipes. Wherein, preceding chuck adopts the form of cell type distribution dish, but the stall must be stopped when preceding chuck air feed to will stop specific angle, so that just can to the cylinder air feed, the back is rotatable after the air feed finishes, and this brings inconvenience for the distribution of preceding chuck.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems, the utility model provides a rotary air distribution device of a front chuck of a pipe cutting machine, which effectively solves the problem that the air distribution is inconvenient because a rotary disk needs to rotate to a specific angle when the front chuck distributes air. In order to achieve the above object, the technical solution of the present invention is as follows.
A rotary air distribution device for a front chuck of a pipe cutter, comprising: bearing, rotary disk and distribution plate. Wherein: the rotating disc is fixed on the inner ring of the bearing and arranged concentrically with the inner ring, and the air distribution disc is fixed on the outer ring of the bearing and arranged concentrically with the outer ring. The rotating disc and the gas distribution disc are adjacently arranged and are in sealed rotary connection. The air distribution plate is connected with the rotary plate through a sealing rotary connecting surface, and the air inlet and outlet air paths penetrate through the air distribution plate, the rotary plate and the sealing rotary connecting surface of the rotary plate and the rotary plate so as to be connected with an air inlet and an air outlet of the cylinder to form a passage and realize the reciprocating motion of the cylinder.
Furthermore, the outer wall of the outer ring of the bearing is fixed on a base of the front chuck, and the bearing and the front chuck are concentrically arranged.
Furthermore, a first annular groove is formed in the disc surface of the air distribution disc, the cross section of the first annular groove is in a T shape, the first annular groove is opposite to the disc surface of the rotating disc, and a first sealing ring is arranged in the first annular groove.
Furthermore, a second annular groove is further arranged on the gas distribution plate, the cross section of the second annular groove is in a T shape, the second annular groove and the second annular groove are on the same plate surface, and the second annular groove is located on the outer side of the first annular groove. And a second sealing ring is arranged in the second annular groove.
Furthermore, a first air passage and a second air passage are arranged on the air distribution disc, the first air passage is communicated with the first annular groove, the second air passage is communicated with the second annular groove, air holes are formed in the first sealing ring and the second sealing ring, and a first air hole and a second air hole are formed in the rotating disc corresponding to the first sealing ring and the second sealing ring.
Furthermore, the outer ports of the first air passage and the second air passage are respectively connected with a quick-connection plug in a sealing mode so as to be connected with an air supply pipe connector conveniently.
Furthermore, a first annular bulge is arranged on the disk surface of the rotating disk, the first annular bulge extends into the first annular groove, and the first air hole is formed in the first annular bulge and penetrates through the disk surface of the rotating disk.
Furthermore, a second annular bulge is arranged on the disk surface of the rotating disk, the second annular bulge extends into the second annular groove, and the second air hole is located on the second annular bulge and penetrates through the disk surface of the rotating disk.
Further, the rotating disc is connected with the air cylinder, and the air inlet path and the air outlet path are respectively connected with an air inlet and an air outlet of the air cylinder.
Compared with the prior art, the utility model has the following beneficial effects: in the existing front chuck, when air needs to be distributed to the air cylinder, the rotating disc needs to rotate to a set angle, so that the rotating disc can be aligned with the air hole in the air distribution disc, and air distribution is carried out on the air cylinder. The gas distribution structure has low efficiency and high operation requirement, is easy to appear, thus causing gas distribution failure and being incapable of leading the front chuck to clamp the pipe. The rotary air distribution device of the utility model can ensure that the rotary disk can be always communicated with the air passage on the air distribution disk no matter the rotary disk rotates to any angle/position by arranging the air passage communicated with the annular groove of the T-shaped structure on the air distribution disk and arranging the air hole communicated with the air passage on the rotary disk, the rotary disk does not need to rotate to a set angle, the air distribution efficiency is effectively improved, and the air distribution operation difficulty is reduced.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the utility model and together with the description serve to explain the utility model and not to limit the utility model.
FIG. 1 is a schematic structural diagram of a rotary air distribution device of a front chuck of a pipe cutting machine in an embodiment.
FIG. 2 is a front view of a rotary air distribution device of a front chuck of the pipe cutter in an embodiment.
Fig. 3 is a cross-sectional view taken along line a-a of fig. 2.
Fig. 4 is a cross-sectional view taken along line B-B of fig. 2.
Fig. 5 is an enlarged view at C in fig. 3.
Fig. 6 is an enlarged view of the point D in fig. 4.
The scores in the figure represent: 1-base, 2-bearing, 3-rotating disk, 4-gas distribution disk, 5-first annular groove, 6-first sealing ring, 7-second annular groove, 8-second sealing ring, 9-first air channel, 10-second air channel, 11-first air hole, 12-second air hole, 13-quick connector, 14-first annular bulge and 15-second annular bulge.
Detailed Description
It is to be understood that the following detailed description is exemplary and is intended to provide further explanation of the utility model as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
For convenience of description, the words "up", "down", "left" and "right" in the present invention, if any, merely indicate that the directions of movement are consistent with those of the drawings, and do not limit the structure, but merely facilitate the description of the utility model and simplify the description, rather than indicate or imply that the referenced device or element needs to have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model.
Term interpretation section: the terms "mounted," "connected," "fixed," and the like in the present invention are to be understood in a broad sense, and for example, the terms "mounted," "connected," and "fixed" may be fixed, detachable, or integrated; the connecting lines may be mechanical, direct or indirect through an intermediate, and those skilled in the art will understand the specific meaning of the above terms in the present invention according to specific situations. The rotary air distribution device of the front chuck of the pipe cutting machine is further described by combining the drawings and the specific embodiment of the specification.
Referring to fig. 1-6, a rotary air distribution apparatus of a front chuck of a pipe cutter is illustrated, comprising: base 1, bearing 2, rotary disk 3 and gas distribution dish 4, wherein:
the outer wall of the outer ring of the bearing 2 is fastened on the base 1 of the front chuck through screws, and the bearing 2 and the front chuck are concentrically arranged.
The rotating disc 3 and the air distribution disc 4 are both disc-shaped structures with certain thicknesses, and empty islands are arranged on the disc surfaces so as to be fixed on the bearing 2 conveniently. Specifically, the rotating disc 3 is fixed on the inner ring side wall of the bearing 2 through screws and arranged concentrically, and the gas distribution disc 4 is fixed on the outer ring side wall of the bearing 2 and arranged concentrically.
The rotating disc 3 and the gas distribution disc 4 are arranged adjacently, namely, are positioned on the same side of the bearing 2, so that gas distribution is performed after sealed rotation connection. Specifically, a first annular groove 5 is arranged on the disc surface of the gas distribution disc 4, the cross section of the first annular groove 5 is in a T shape, the first annular groove 5 is opposite to the disc surface of the rotating disc 3, and a first sealing ring 6 made of rubber is arranged in the first annular groove 5. The gas distribution plate 4 is also provided with a second annular groove 7, the cross section of the second annular groove 7 is in a T shape, the second annular groove 7 and the second annular groove 7 are on the same plate surface, and the second annular groove 7 is positioned on the outer side of the first annular groove 5. A second sealing ring 8 made of rubber is arranged in the second annular groove 7.
The gas distribution plate 4 is provided with a first air passage 9 and a second air passage 10, the first air passage 9 is communicated with the first annular groove 5, the second air passage 10 is communicated with the second annular groove 7, the first sealing ring 6 and the second sealing ring 8 are provided with vent holes, and the rotating disc 3 is provided with a first air hole 11 and a second air hole 12 corresponding to the first sealing ring 6 and the second sealing ring 8. Therefore, the first air passage 9, the vent hole in the first sealing ring 6 and the first air hole 11 form one air passage, the second air passage 10, the vent hole in the second sealing ring 8 and the second air hole 12 form the other air passage, the two air passages are used as an air inlet passage and an air outlet passage, and when the two air passages are connected with an air inlet and an air outlet of the cylinder, a passage is formed, so that the reciprocating motion of the cylinder is realized.
When the pneumatic chuck is used, the air cylinder is fixedly connected to the back face of the rotating disc 3, the air inlet and the air outlet of the air cylinder are respectively connected with the air passages, so that an air loop is formed, compressed air enters the air cylinder from the air inlet of the air cylinder through one of the air passages to realize inflation and distribution, the clamping jaws of the front chuck are driven to clamp a pipe, after the air in the air cylinder is discharged from the air outlet through the other air passage, the clamping jaws of the front chuck loosen the pipe, and the control of the air cylinder on the clamping jaws of the chuck is the same as that in the prior art, and is not repeated here.
With first air flue 9 is the intake duct, second air flue 10 is the gas outlet, and when aerifing, gaseous entering first ring channel 5 compresses tightly first sealing washer 6 wherein in first ring channel 5, prevents that gas from leaking, and gaseous getting into first gas pocket 11 behind the air vent on through first sealing washer 6, and then gets into in the cylinder. After the air distribution is finished, the air pressure in the air cylinder after the air pressure in the first air passage 9 is removed presses the first sealing ring 6 back, so that the disc surface of the rotating disc 3 is separated from the first sealing ring 6, the rotating disc 3 rotates conveniently, and the phenomenon that the rotating disc 3 cannot rotate due to the fact that the sealing ring is in contact with the disc surface of the rotating disc 3 is avoided. In addition, because the cross section shapes of the first annular groove 5 and the second annular groove 7 are both in a T shape, the sealing rings can be isolated, and annular air passages are formed between the sealing rings and the disc surface of the rotating disc 3 all the time, therefore, the two air passages can be always kept communicated no matter the rotating disc 3 rotates at any position. The rotating disc 3 is not required to rotate to a set angle, the gas distribution efficiency is effectively improved, and the difficulty in gas distribution operation is reduced.
Further, referring to fig. 1, 5 and 6, in another preferred embodiment, the outer ports of the first air duct 9 and the second air duct 10 are both outside the side wall of the gas panel 4, and the outer ports are both connected with the quick connector 13 in a sealing manner so as to be connected with the gas supply pipe joint of the air compression device.
Further, referring to fig. 5 and 6, in another preferred embodiment, the disk surface of the rotating disk 3 has a first annular protrusion 14 thereon, the first annular protrusion 14 protrudes into the first annular groove 5, and the first air hole 11 is located on the first annular protrusion 14 and penetrates through the disk surface of the rotating disk 3. The disk surface of the rotating disk 3 is provided with a second annular bulge 15, the second annular bulge 15 extends into the second annular groove 7, and the second air hole 12 is positioned on the second annular bulge 15 and penetrates through the disk surface of the rotating disk 3.
Finally, it should be understood that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts by those skilled in the art based on the technical solution of the present invention.
Claims (9)
1. The utility model provides a rotatory gas distribution device of chuck before pipe cutting machine which characterized in that includes:
a bearing;
the rotating disc is fixed on the inner ring of the bearing and is concentrically arranged with the inner ring of the bearing;
the gas distribution plate is fixed on the outer ring of the bearing and is concentrically arranged with the outer ring of the bearing;
the rotary disc and the air distribution disc are arranged adjacently and are connected in a sealed and rotating mode, and the air distribution disc and the rotary disc further comprise an air inlet air path and an air outlet air path which penetrate through the air distribution disc, the rotary disc and the sealed and rotating connection faces of the rotary disc and the rotary disc.
2. The rotary air distribution device of the front chuck of the pipe cutter as claimed in claim 1, wherein a first annular groove is formed in the disk surface of the air distribution disk, the cross section of the first annular groove is in a T shape, the first annular groove is opposite to the disk surface of the rotary disk, and a first sealing ring is arranged in the first annular groove.
3. The rotary air distribution device of the front chuck of the pipe cutter as claimed in claim 2, wherein the air distribution disk is further provided with a second annular groove, the cross section of the second annular groove is T-shaped, the second annular groove and the second annular groove are on the same disk surface, and the second annular groove is positioned outside the first annular groove; and a second sealing ring is arranged in the second annular groove.
4. The rotary air distribution device of the front chuck of the pipe cutting machine as claimed in claim 3, wherein the air distribution disc is provided with a first air passage and a second air passage, the first air passage is communicated with the first annular groove, the second air passage is communicated with the second annular groove, the first sealing ring and the second sealing ring are both provided with vent holes, and the rotating disc is provided with a first air hole and a second air hole respectively corresponding to the first sealing ring and the second sealing ring.
5. The rotary air distribution device of the front chuck of the pipe cutter as claimed in claim 4, wherein the outer ports of the first air passage and the second air passage are both connected with a quick connector in a sealing manner.
6. The rotary air distribution device of the front chuck of the pipe cutting machine as claimed in claim 4, wherein the rotating disk has a first annular protrusion on the disk surface, the first annular protrusion extends into the first annular groove, and the first air hole is located on the first annular protrusion and penetrates through the disk surface of the rotating disk.
7. The rotary air distribution device of the front chuck of the pipe cutter as claimed in claim 4, wherein the disk surface of the rotary disk is provided with a second annular bulge, the second annular bulge extends into a second annular groove, and the second air hole is positioned on the second annular bulge and penetrates through the disk surface of the rotary disk.
8. The rotary air distribution device for the front chuck of the pipe cutting machine as claimed in any one of claims 1 to 7, wherein the rotary disk is connected with an air cylinder, and the air inlet air passage and the air outlet air passage are respectively connected with an air inlet and an air outlet of the air cylinder.
9. The rotary air distribution device of the front chuck of the pipe cutting machine as claimed in any one of claims 1 to 7, wherein the outer wall of the outer ring of the bearing is fixed on the base of the front chuck, and the bearing and the front chuck are arranged concentrically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122626201.0U CN216263789U (en) | 2021-10-29 | 2021-10-29 | Rotary air distribution device of front chuck of pipe cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122626201.0U CN216263789U (en) | 2021-10-29 | 2021-10-29 | Rotary air distribution device of front chuck of pipe cutting machine |
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| Publication Number | Publication Date |
|---|---|
| CN216263789U true CN216263789U (en) | 2022-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122626201.0U Active CN216263789U (en) | 2021-10-29 | 2021-10-29 | Rotary air distribution device of front chuck of pipe cutting machine |
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| CN (1) | CN216263789U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116197425A (en) * | 2023-04-18 | 2023-06-02 | 江峪环保科技(武汉)有限公司 | Air distribution device of air chuck |
-
2021
- 2021-10-29 CN CN202122626201.0U patent/CN216263789U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116197425A (en) * | 2023-04-18 | 2023-06-02 | 江峪环保科技(武汉)有限公司 | Air distribution device of air chuck |
| CN116197425B (en) * | 2023-04-18 | 2023-08-15 | 江峪环保科技(武汉)有限公司 | Air distribution device of air chuck |
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