CN220446679U - Waste material structure is arranged in pipe punching - Google Patents
Waste material structure is arranged in pipe punching Download PDFInfo
- Publication number
- CN220446679U CN220446679U CN202321489081.7U CN202321489081U CN220446679U CN 220446679 U CN220446679 U CN 220446679U CN 202321489081 U CN202321489081 U CN 202321489081U CN 220446679 U CN220446679 U CN 220446679U
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- drill
- hollow
- main shaft
- floor shell
- toothless
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- 239000002699 waste material Substances 0.000 title claims abstract description 25
- 238000004080 punching Methods 0.000 title abstract description 10
- 238000005553 drilling Methods 0.000 claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims description 11
- 238000007599 discharging Methods 0.000 abstract description 12
- 238000005520 cutting process Methods 0.000 description 9
- 239000000463 material Substances 0.000 description 6
- 239000011162 core material Substances 0.000 description 5
- 229920003023 plastic Polymers 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 210000003781 tooth socket Anatomy 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 206010036790 Productive cough Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 210000003802 sputum Anatomy 0.000 description 1
- 208000024794 sputum Diseases 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The utility model discloses a pipe punching and waste discharging structure, which relates to the technical field of pipe punching and comprises a drill floor shell, wherein a hollow main shaft is fixedly arranged in the drill floor shell, one end of the hollow main shaft is movably connected with a drilling tool, one end of the drilling tool is movably connected with a drill chuck, the other end of the drill chuck is movably connected with a toothless hollow drill bit, the inside of the drill floor shell is movably connected with a push rod, and the joint of the push rod and the drill floor shell is movably provided with a lock nut sleeve member.
Description
Technical Field
The utility model relates to the technical field of pipe perforation, in particular to a pipe perforation waste discharge structure.
Background
Many medical plastic pipelines, such as sputum aspirator tubes, drainage tubes, etc., require to be perforated on the pipeline due to functional requirements, and at present, conventional perforation schemes are to use twist drills for perforation, and in addition, the most common perforation scheme for thin-wall materials is to use hollow drills for perforation.
In the prior art, as disclosed in chinese patent CN216000762U, a small catheter puncher comprises a push plate and a feeding table, wherein a chute is arranged in the middle of the top end of the feeding table, a screw is mounted in the middle of the chute, one end of the feeding table is provided with a connecting lug with an integral structure, and the connecting lug is hinged with a mounting lug frame on a supporting vertical plate through a hinge; the bottom welding of push pedal has the deflector, and one side of push pedal is provided with the baffle, and one side of baffle is leaned on lower position department to be provided with the pipe standing groove of arc structure, deflector and spout sliding connection, and the bottom middle part welding of deflector has the guide lug, and guide lug and screw rod lead screw transmission are connected.
However, in the prior art, the twist drill is the most commonly used punching tool at present, but because the twist drill is protruded, when drilling on a thin-wall material, the material is too thin, after the drill penetrates through the material, the centering effect is lost, the axial force is reduced, a workpiece starts to jump, the cutting edge is suddenly cut more, flash, napping and out-of-round and even the condition of breaking the drill are easily generated, so that the twist drill is adopted to punch the thin-wall material, the section is broken, the incision is rough, the hole is pulled, the hole is irregular, the hollow drill is an efficient tool for multi-blade annular cutting, the drilling diameter is 12-150 mm, however, the diameter of the drilling hole cannot be too small due to the fact that the cutting edge is arranged at the edge of the hollow drill, at present, the diameter of the minimum hollow drill is about 3mm, the requirement of the opening of a medical catheter is at most 4.0mm, the minimum can not fully meet the requirement, and all the hollow drill has the inherent defects that after drilling, core materials remain in the drill and waste is required to be discharged regularly.
Disclosure of Invention
The utility model mainly provides a guide pipe punching and waste discharging structure which is convenient for improving the processing efficiency and can automatically discharge waste.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a pipe row's of punching waste material structure, includes the drill floor shell, the inside fixed mounting of drill floor shell has the cavity main shaft, the one end swing joint of cavity main shaft has the drilling tool, the one end swing joint of drilling tool has the drill chuck, the other end swing joint of drill chuck has the toothless hollow drill bit, the inside swing joint of drill floor shell has the ejector pin, the junction movable mounting of ejector pin and drill floor shell has lock nut external member, the ejector pin runs through lock nut external member, drill floor shell, cavity main shaft, drill chuck and toothless hollow drill bit, after accomplishing drilling, and when the drill bit upwards moved, the ejector pin just can be ejecting the core material of remaining in the middle of the drill bit, is absorbed by nearby suction inlet to realize automatic waste material discharging's purpose.
Preferably, a tooth slot is formed in one side of the hollow main shaft, a transmission gear is connected to one side of the hollow main shaft in a meshed mode through the arranged tooth slot, and the tooth slot and the transmission gear are matched for use, so that an operator can conveniently adjust the position of the hollow main shaft.
Preferably, one side of the transmission gear is fixedly connected with a control rod, the control rod is positioned on one side of the drill floor shell, the control rod is convenient for operators to use, and the rotation number is in direct proportion to the moving distance.
Preferably, one end of the hollow main shaft is movably connected with a limiting block, the limiting block is embedded in the drill floor shell, and the limiting block limits the maximum moving range of the hollow main shaft.
Preferably, the inside of the toothless hollow drill bit is provided with an annular groove, and the annular groove 7 arranged at the opening part of the toothless hollow drill bit 1 enables the plastic to be cut by taking a circle of thin wall as a cutting edge, and other parts keep normal thickness to ensure strength.
Preferably, the bottom of the drill floor shell is movably connected with a bearing floor, a positioning hole is formed in the bearing floor, the bearing floor supports a conduit to be processed, and the positioning hole directly determines the specific position of the hole.
Preferably, the positioning hole is positioned right below the toothless hollow drill bit, and part of waste materials drilled by the toothless hollow drill bit can directly fall into the positioning hole.
Compared with the prior art, the utility model has the advantages and positive effects that:
1. according to the utility model, the ejector rod is additionally arranged in the drill bit, the position of the ejector rod is fixed above the drill floor shell by the lock nut sleeve, the ejector rod does not move up and down along with the drill bit or rotate along with the drill bit and is independently positioned in the hollow main shaft, in a normal state, a part of the ejector rod extends out of the drill bit, when the drill bit moves downwards to drill a guide pipe, the ejector rod cannot interfere with normal drilling, after drilling is completed, when the drill bit moves upwards, the ejector rod can eject core materials remained in the drill bit and is sucked away by a nearby material sucking port, so that the purpose of automatically discharging waste materials is realized.
2. According to the utility model, the position of the drilling tool is independently determined through the hollow main shaft, and in the use process, the toothless hollow drill bit is independently controlled to move through the control rod, so that the ejector rod is not influenced by the drilling tool and the drill bit, and the structural stability of the ejector rod can be further improved due to the existence of the lock nut sleeve member.
Drawings
Fig. 1 is a schematic perspective view of a structure for punching and discharging waste in a catheter according to the present utility model;
FIG. 2 is a schematic diagram showing a semi-sectional structure of a drill floor casing of a pipe perforating and waste discharging structure according to the present utility model;
FIG. 3 is an enlarged schematic view of the structure of the portion A of FIG. 2 according to the present utility model;
fig. 4 is a schematic perspective view of a hollow spindle of a catheter punching and waste discharging structure according to the present utility model;
fig. 5 is a schematic perspective view of a toothless hollow drill with a conduit perforation waste discharging structure.
Legend description:
1. a toothless hollow drill bit; 2. a push rod; 3. a drill chuck; 4. a hollow main shaft; 5. a lock nut sleeve; 6. a drill floor housing; 7. an annular groove; 8. drilling tool; 9. a limiting block; 10. tooth slots; 11. a transmission gear; 12. a control lever; 13. a carrying platform; 14. and positioning holes.
Detailed Description
In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.
Example 1
As shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the utility model provides a pipe punching and waste discharging structure, which comprises a drill floor shell 6, wherein a hollow main shaft 4 is fixedly arranged in the drill floor shell 6, one end of the hollow main shaft 4 is movably connected with a drilling tool 8, one end of the drilling tool 8 is movably connected with a drill chuck 3, the other end of the drill chuck 3 is movably connected with a toothless hollow drill bit 1, the inside of the drill floor shell 6 is movably connected with a push rod 2, a joint of the push rod 2 and the drill floor shell 6 is movably provided with a lock nut sleeve member 5, the push rod 2 penetrates through the lock nut sleeve member 5, the drill floor shell 6, the hollow main shaft 4, the drill chuck 3 and the toothless hollow drill bit 1, a tooth socket 10 is formed on one side of the hollow main shaft 4, a transmission gear 11 is connected with one side of the transmission gear 11 in a meshed mode, and the control rod 12 is positioned on one side of the drill floor shell 6.
The concrete setting and action of the embodiment are specifically described below, the whole is a small drill table or a micro drill table, the maximum stroke of the hollow main shaft 4 is within 50mm, the speed is adjusted steplessly, the ejector rod 2 is a core component of the system, other parts are connected in series to form a whole, the ejector rod 2 sequentially passes through the lock nut sleeve 5, the drill table shell 6, the hollow main shaft 4 and the drill chuck 3, finally passes through the toothless hollow drill bit 1, and is exposed for a certain length;
tightening the lock nut sleeve 5, fixing the ejector rod 2 on the drill floor shell 6, enabling the ejector rod 2 to penetrate through all other parts, and keeping the ejector rod 2 exposed out of the toothless hollow drill bit 1 for about 2-3 mm in a static state of the machine;
when the automatic waste discharging device is used, an operator drives the transmission gear 11 by rotating the control rod 12, the transmission gear 11 is matched with the tooth socket 10 on the hollow main shaft 4 to push the drilling tool 8 and the drill chuck 3 to move up and down, the toothless hollow drill bit 1 moves downwards to drill a guide pipe, and after the drilling is finished, the mandrel 2 can eject core materials remained in the toothless hollow drill bit 1 when the toothless hollow drill bit 1 moves upwards, so that the aim of automatic waste discharging is fulfilled;
the drill chuck 3 is a universal drill chuck, and is required to be positioned accurately, clamped stably and centered stably, the hollow main shaft 4 is hollow, and the drill floor shell 6 is required to completely cover the hollow main shaft 4.
Example two
As shown in fig. 2 and 3, one end of the hollow spindle 4 is movably connected with a limiting block 9, the limiting block 9 is embedded in the drill floor shell 6, an annular groove 7 is formed in the toothless hollow drill bit 1, a bearing table 13 is movably connected to the bottom of the drill floor shell 6, a positioning hole 14 is formed in the bearing table 13, and the positioning hole 14 is located right below the toothless hollow drill bit 1.
The whole embodiment of the hollow main shaft 4 has the advantages that the position of the hollow main shaft 4 is limited by the limiting block 9, the limiting block 9 can limit the maximum travel of the hollow main shaft 4 to be within 50mm, in the machining process, a guide pipe to be machined is placed on the bearing table 13, and the position of the positioning hole 14 is opposite to the toothless hollow drill bit 1;
the annular groove 7 formed in the mouth of the toothless hollow drill bit 1 enables a circle of thin wall to be used as a cutting edge to cut plastic, other parts keep normal thickness to ensure strength, and the head of the actual toothless hollow drill bit 1 is usually a continuous cutting edge with the thickness of less than 0.05mm and the depth of less than 3 mm.
The application method and the working principle of the device are as follows: tightening the lock nut sleeve 5, fixing the ejector rod 2 on the drill floor shell 6, then placing a guide pipe to be processed on the bearing floor 13, and pushing the drilling tool 8 and the drill chuck 3 to move downwards by an operator through rotating the control rod 12, wherein the annular groove 7 formed in the mouth of the toothless hollow drill bit 1 enables a circle of thin wall to be used as a cutting edge for cutting plastics;
after cutting, the turnover control rod 12 moves the hollow main shaft 4 back to the original position, the specific position is determined by the limiting block 9, and in the process of moving the turnover control rod back to the original position, the ejector rod 2 can eject the core material remained in the toothless hollow drill bit 1, so that the purpose of automatically discharging waste is realized.
The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.
Claims (7)
1. The utility model provides a pipe structure of wasting discharge that punches, includes drill floor shell (6), its characterized in that: the inside fixed mounting of drill floor shell (6) has cavity main shaft (4), the one end swing joint of cavity main shaft (4) has drilling tool (8), the one end swing joint of drilling tool (8) has drill chuck (3), the other end swing joint of drill chuck (3) has toothless hollow drill bit (1), the inside swing joint of drill floor shell (6) has ejector pin (2), the junction movable mounting of ejector pin (2) and drill floor shell (6) has lock nut external member (5), ejector pin (2) run through lock nut external member (5), drill floor shell (6), cavity main shaft (4), drill chuck (3) and toothless hollow drill bit (1).
2. A catheter perforation waste discharge structure according to claim 1, wherein: tooth grooves (10) are formed in one side of the hollow main shaft (4), and a transmission gear (11) is connected to one side of the hollow main shaft (4) in a meshed mode through the arranged tooth grooves (10).
3. A catheter perforation waste discharge structure according to claim 2, wherein: one side of the transmission gear (11) is fixedly connected with a control rod (12), and the control rod (12) is positioned on one side of the drill floor shell (6).
4. A catheter perforation waste discharge structure according to claim 1, wherein: one end of the hollow main shaft (4) is movably connected with a limiting block (9), and the limiting block (9) is embedded in the drill floor shell (6).
5. A catheter perforation waste discharge structure according to claim 1, wherein: an annular groove (7) is formed in the toothless hollow drill bit (1).
6. A catheter perforation waste discharge structure according to claim 1, wherein: the bottom of the drill floor shell (6) is movably connected with a bearing table (13), and a positioning hole (14) is formed in the bearing table (13).
7. The catheter perforation waste discharge structure according to claim 6, wherein: the positioning hole (14) is positioned right below the toothless hollow drill bit (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321489081.7U CN220446679U (en) | 2023-06-12 | 2023-06-12 | Waste material structure is arranged in pipe punching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321489081.7U CN220446679U (en) | 2023-06-12 | 2023-06-12 | Waste material structure is arranged in pipe punching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220446679U true CN220446679U (en) | 2024-02-06 |
Family
ID=89728983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321489081.7U Active CN220446679U (en) | 2023-06-12 | 2023-06-12 | Waste material structure is arranged in pipe punching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220446679U (en) |
-
2023
- 2023-06-12 CN CN202321489081.7U patent/CN220446679U/en active Active
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