CN210254594U - Pneumatic rotary chuck for electric spark perforating machine - Google Patents
Pneumatic rotary chuck for electric spark perforating machine Download PDFInfo
- Publication number
- CN210254594U CN210254594U CN201920958335.2U CN201920958335U CN210254594U CN 210254594 U CN210254594 U CN 210254594U CN 201920958335 U CN201920958335 U CN 201920958335U CN 210254594 U CN210254594 U CN 210254594U
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- China
- Prior art keywords
- piston
- elastic jacket
- cylinder body
- hole
- taper
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000010892 electric spark Methods 0.000 title claims abstract description 16
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910052802 copper Inorganic materials 0.000 claims abstract description 14
- 239000010949 copper Substances 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims description 21
- 238000005553 drilling Methods 0.000 description 3
- 241000755266 Kathetostoma giganteum Species 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Jigs For Machine Tools (AREA)
Abstract
The utility model relates to a pneumatic rotatory chuck is used to electric spark perforating machine, including connecting the fixed block, the cylinder body, the piece of admitting air in the rotation, the piston guiding axle, piston and tapering elastic jacket, the cylinder body is fixed in connecting the fixed block bottom, the piston guiding axle sets up at the cylinder originally internally, the piston cover is established outside the piston guiding axle, sealed spacing chamber has been seted up in the cylinder body, the through-hole has been seted up in the piston bottom, through-hole bottom inner wall has the inner conical surface, tapering elastic jacket sets up in the through-hole, tapering elastic jacket and piston guiding axle fixed connection, tapering elastic jacket has the external conical surface, the piece cover of admitting air in the rotation is established outside the cylinder originally, two air inlets have been seted up on the piece of admitting air. The pneumatic rotary chuck for the electric spark perforating machine can effectively position copper pipes with different sizes through the mutual matching of the taper elastic jacket, the rotary air inlet block and the piston, is convenient to clamp, and ensures the accuracy and the reliability of subsequent processing.
Description
The technical field is as follows:
the utility model relates to a punch technical field especially relates to a pneumatic rotatory chuck for electric spark perforating machine.
Background art:
the existing pneumatic rotary chuck has the disadvantages of large volume, high weight, poor waterproof sealing effect when being used on an electric spark perforating machine, troublesome operation when replacing a copper pipe sealing ring and the like.
In addition, aiming at the pneumatic rotary chuck of the electric spark perforating machine, the chuck is not automatically opened and closed when the electric spark perforating machine replaces the copper pipe, so that the electric spark perforating machine cannot realize the function of automatically replacing the copper pipe, and the development of the electric spark perforating machine to the automation direction is limited.
In this context, a pneumatic rotary chuck special for an electric spark drilling machine needs to be developed.
The utility model has the following contents:
the utility model aims at the defect of prior art, provide a simple structure, the clamping is convenient, the centre gripping is effectual, the leakproofness is good pneumatic rotatory chuck for electric spark perforating machine.
The utility model discloses a realize through following technical scheme: a pneumatic rotary chuck for an electric spark perforating machine comprises a connecting fixing block, a cylinder body, a rotary air inlet block, a piston guide shaft, a piston and a taper elastic jacket, wherein the cylinder body is fixed at the bottom end of the connecting fixing block, the piston guide shaft is arranged in the cylinder body and is fixedly connected with the connecting fixing block, the piston jacket is arranged outside the piston guide shaft and can move up and down along the piston guide shaft, a sealing limiting cavity for the piston to move is arranged in the cylinder body, a through hole is arranged in the bottom end of the piston, the inner wall of the bottom end of the through hole is provided with an inner conical surface, the taper elastic jacket is arranged in the through hole, the top end of the taper elastic jacket is fixedly connected with the piston guide shaft, the bottom end of the taper elastic jacket extends out of the piston, a through hole capable of clamping a copper pipe is arranged in the taper elastic jacket, the outer wall of the taper elastic jacket is provided with an, the rotary air inlet block is provided with two air inlets which are respectively communicated with the top end and the bottom end of the sealed limit cavity to form two air inlet channels.
In order to reduce the weight and better ensure the processing precision, the piston guide shaft and the connecting fixing block are divided into two independent bodies which are connected into a whole by screws. In order to reduce the weight, the other processing parts except the piston guide shaft, the piston and the taper elastic chuck are made of aluminum materials.
In order to make the taper elastic jacket convenient to replace, the taper elastic jacket is connected to the piston guide shaft by screw threads, and the outer diameter is enlarged to collect knurls; in order to facilitate replacement, the copper pipe sealing ring is arranged at the tail part of the taper elastic chuck, so that the taper elastic chuck is convenient to replace in a complete set when a taper elastic jacket is replaced; in order to make the copper pipe more conveniently enter the taper elastic jacket, the front end of the jacket is provided with a taper guide hole.
In order to facilitate rotation, the rotary air inlet block is connected with the cylinder body through a plurality of bearings, and one end cover of the rotary air inlet block is provided with a bearing cover.
In order to avoid that the long copper pipe is difficult to get into the rotating head main shaft, piston guide shaft one end is heightened and is led.
In order to increase the sealing effect, the utility model discloses use multiple sealing washer.
The utility model has the advantages that: the pneumatic rotary chuck for the electric spark perforating machine can effectively position copper pipes with different sizes through the mutual matching of the taper elastic jacket, the rotary air inlet block and the piston, is convenient to clamp, and ensures the accuracy and the reliability of subsequent processing.
Drawings
FIG. 1 is a schematic structural view of a pneumatic rotary chuck for an electric discharge drilling machine according to the present invention;
in the figure: 1. the piston type air cylinder comprises a taper elastic jacket, 2 parts of round-head inner hexagonal screws, 3 parts of a bearing cover, 4 parts of a rotary air inlet block, 5 parts of a bearing, 6 parts of an air cylinder body, 7 parts of a sealing ring, 8 parts of flat-head inner hexagonal screws, 9 parts of inner hexagonal screws, 10 parts of water inlet sealing rings, 11 parts of headless inner hexagons, 12 parts of a connecting fixing block, 13 parts of a piston guide shaft, 14 parts of a sealing ring, 15 parts of a sealing ring, 16 parts of a copper pipe sealing ring, 17 parts of a sealing ring, 18 parts of a rotary head main shaft, 19 parts of taper guide holes, 20 parts of a sealing limiting cavity, 21 parts of.
The specific implementation mode is as follows:
the following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the protection scope of the present invention can be clearly and clearly defined. In the present invention, directional terms such as "up", "down", "front", "back", "left", "right", "top", "bottom", etc. refer to directions of the attached drawings only. Accordingly, the directional terms used are used for describing and understanding the present invention, and are not used for limiting the present invention.
As shown in fig. 1, the pneumatic rotary chuck for the electric spark drilling machine comprises a connecting fixed block 12, a cylinder body 6, a rotary air inlet block 4, a piston guide shaft 13, a piston 22 and a taper elastic jacket 1.
The cylinder body 6 is fixed at the bottom end of a connecting fixing block 12 through a plurality of inner hexagon screws 9, the connecting fixing block 12 is in threaded connection with a rotating head spindle 18, and a headless inner hexagon 11 is fixed on one side of the connecting fixing block.
The piston guide shaft 13 is arranged in the cylinder body 6 and is fixedly connected with the connecting fixing block 12 through a flat-head inner hexagonal screw 8, the top end of the piston guide shaft 13 abuts against the lower end of the rotating head main shaft 18, and a water inlet sealing ring 10 is arranged.
The piston 22 is sleeved outside the piston guide shaft 13 and can move up and down along the piston guide shaft 13, a plurality of sealing rings 14 are arranged between the piston 22 and the piston guide shaft 13, a sealed limit cavity 20 capable of allowing the piston 22 to move is formed in the cylinder body 6, a sealing ring 7 is arranged between the piston 22 and the inner wall of the sealed limit cavity 20, a sealing ring 15 is arranged between the piston 22 and the cylinder body 6, a through hole is formed in the bottom end of the piston 22, and the inner wall of the bottom end of the through hole is provided with an inner conical surface.
The taper elastic jacket 1 is arranged in a through hole of a piston 22, the top end of the taper elastic jacket 1 is in threaded connection with a piston guide shaft 13, a copper pipe sealing ring 16 is arranged between the top end of the taper elastic jacket 1 and the piston guide shaft 13, the bottom end of the taper elastic jacket extends out of the piston 22, a through hole capable of clamping a copper pipe is formed in the taper elastic jacket 1 and is communicated with the piston guide shaft 13 and an inner hole of a rotating head main shaft 18, the outer wall of the taper elastic jacket 1 is provided with an outer conical surface matched and connected with an inner conical surface of the piston 22, a taper guide hole 19 is formed in the center of the bottom end of the taper elastic jacket 1, outer diameter knurling is enlarged at the bottom end of the taper elastic jacket 1, and the piston 22 pushes the taper elastic jacket 1 in.
Rotatory air inlet block 4 cover is established outside the lower extreme of cylinder body 6 to can wind cylinder body 6 rotation through a plurality of bearings 5, close through 3 covers of bearing cap, be provided with sealing washer 17 between rotatory air inlet block 4 and the cylinder body 6, bearing cap 3 can dismantle with cylinder body 6 through button head hexagon socket head cap screw 2 and be connected, has seted up two air inlets 21 on the rotatory air inlet block 4, two air inlets 21 communicate with the top and the bottom in sealed spacing chamber 20 respectively, form two way inlet channel, thereby can drive piston 22 and reciprocate.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (7)
1. The utility model provides a pneumatic rotating chuck for electric spark piercing mill which characterized in that: the air cylinder comprises a connecting and fixing block, an air cylinder body, a rotary air inlet block, a piston guide shaft, a piston and a taper elastic jacket, wherein the air cylinder body is fixed at the bottom end of the connecting and fixing block, the piston guide shaft is arranged in the air cylinder body and is fixedly connected with the connecting and fixing block, the piston is sleeved outside the piston guide shaft and can move up and down along the piston guide shaft, a sealing and limiting cavity for the piston to move is arranged in the air cylinder body, a through hole is arranged in the bottom end of the piston, the inner wall of the bottom end of the through hole is provided with an inner conical surface, the taper elastic jacket is arranged in the through hole, the top end of the taper elastic jacket is fixedly connected with the piston guide shaft, the bottom end of the taper elastic jacket extends out of the piston, a through hole capable of clamping a copper pipe is arranged in the taper elastic jacket, the outer wall of the taper elastic jacket is provided, two air inlets are formed in the rotary air inlet block and are respectively communicated with the top end and the bottom end of the sealed limiting cavity to form two air inlet channels.
2. The pneumatic rotary chuck for electric discharge machines according to claim 1, wherein: connect between fixed block and the cylinder body and can dismantle through a plurality of hexagon socket head cap screws and be connected.
3. The pneumatic rotary chuck for electric discharge machines according to claim 1, wherein: the taper elastic jacket is detachably connected with the piston guide shaft through threads.
4. The pneumatic rotary chuck for electric discharge machines according to claim 1, wherein: and a copper pipe sealing ring is arranged between the taper elastic jacket and the piston guide shaft.
5. The pneumatic rotary chuck for electric discharge machines according to claim 1, wherein: knurling is arranged on the outer wall of the bottom end of the tapered elastic clamping sleeve.
6. The pneumatic rotary chuck for electric discharge machines according to claim 1, wherein: the center of the bottom end of the taper elastic jacket is provided with a taper guide hole, and the taper guide hole is communicated with the through hole.
7. The pneumatic rotary chuck for electric discharge machines according to claim 1, wherein: the rotary air inlet block is connected with the air cylinder body through a plurality of bearings, and one end cover of the rotary air inlet block is closed with a bearing cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920958335.2U CN210254594U (en) | 2019-06-24 | 2019-06-24 | Pneumatic rotary chuck for electric spark perforating machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920958335.2U CN210254594U (en) | 2019-06-24 | 2019-06-24 | Pneumatic rotary chuck for electric spark perforating machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210254594U true CN210254594U (en) | 2020-04-07 |
Family
ID=70044790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920958335.2U Expired - Fee Related CN210254594U (en) | 2019-06-24 | 2019-06-24 | Pneumatic rotary chuck for electric spark perforating machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210254594U (en) |
-
2019
- 2019-06-24 CN CN201920958335.2U patent/CN210254594U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200407 |