CN210308459U - Circular hole cutter - Google Patents
Circular hole cutter Download PDFInfo
- Publication number
- CN210308459U CN210308459U CN201920650763.9U CN201920650763U CN210308459U CN 210308459 U CN210308459 U CN 210308459U CN 201920650763 U CN201920650763 U CN 201920650763U CN 210308459 U CN210308459 U CN 210308459U
- Authority
- CN
- China
- Prior art keywords
- guide rail
- connecting rod
- circular hole
- rod
- handle
- 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
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Abstract
The utility model relates to a circular hole cutter, which comprises a supporting device and a cutting device, wherein the supporting device comprises a supporting rod and a connecting rod, the supporting rod and the connecting rod are vertically arranged and fixedly connected in a detachable connection mode, a guide rail is arranged on the connecting rod along the length direction of the connecting rod, and scales are arranged on the connecting rod along the length direction of the guide rail; the cutting device comprises a power system, a drill bit and a connecting handle, wherein the power system provides power for the drill bit, the drill bit is parallel to the supporting rod, and the power system is fixedly connected with the connecting handle; the connecting handle penetrates through the guide rail, can slide along the guide rail and can be fixed on the connecting rod. According to the utility model provides a pair of circular hole cutterbar, simple structure, easy dismounting can adjust the trompil size, the circular hole of rule that the size is fit for can be effective, accurate division.
Description
Technical Field
The utility model relates to a trompil instrument, more specifically relates to a can be in the template adjust the hole size, the circular hole cutterbar of the practicality of digging a hole.
Background
In the construction process, the template on the concrete wall is often subjected to water supply and drainage and the reservation and embedding of the electric sleeve, so that a circular hole needs to be formed according to the size of the sleeve. In the actual operation process, under most circumstances, the template workman uses the notch that the slitting saw opened out irregular, opens square notch even, perhaps opens round hole with little hole digger, converges into a circle, if the circular notch that opens out with slitting saw or little hole digger is irregular, the sleeve pipe is installed, after the form removal, the sleeve pipe position is unsmooth, leaks thick liquid even, needs to repair, also causes the influence to the impression quality after the form removal.
SUMMERY OF THE UTILITY MODEL
The utility model provides a solve above-mentioned problem and provide, its aim at provides a circular hole cutterbar to reach the light, quick, accurate purpose of opening out the circular hole of rule.
In order to achieve the purpose, the utility model provides a circular hole cutter, which comprises a supporting device and a cutting device, wherein the supporting device comprises a supporting rod and a connecting rod, the supporting rod and the connecting rod are vertically arranged and are fixedly connected in a detachable connection mode, a guide rail is arranged on the connecting rod along the length direction of the connecting rod, and scales which are arranged corresponding to the guide rail are arranged on the connecting rod along the length direction of the guide rail; the cutting device comprises a cutting part and a connecting handle, the cutting part comprises a power system and a drill bit, the power system provides power for the drill bit, the drill bit is parallel to the supporting rod, and the power system is fixedly connected with the connecting handle; the connecting handle penetrates through the guide rail, can slide along the guide rail and can be fixed on the connecting rod.
Preferably, the power system is a hand held power drill.
Preferably, the top end of the supporting rod is provided with a handle, the handle and the supporting rod are of an integrated structure, and the other end of the supporting rod, which penetrates through the connecting point of the supporting rod and the connecting rod, can be fixed on the template.
Preferably, the support rod is a harness screw.
Preferably, the connecting rod is an angle steel, a fixing nut is arranged on one side of the angle steel, the harness cord screw is fixedly connected with the angle steel through the fixing nut, and the guide rail and the scale are correspondingly arranged on the other side of the angle steel.
Preferably, the drill is a twist drill.
Preferably, the connecting handle is provided with an adjustable fixing device, the connecting handle can slide along the guide rail after being loosened, and the connecting handle can be fixedly connected to the connecting rod after being fastened.
The utility model provides a pair of circular hole cutterbar can adjust the trompil size, can be effective, accurate opening and the suitable entrance to a cave of sleeve pipe size, avoids repairing the entrance to a cave, promotes the impression quality.
Drawings
Fig. 1 is a front view of a circular hole cutter provided by the present invention.
Fig. 2 is a top view of a circular hole cutter provided in the present invention.
Fig. 3 is a left side view of the circular hole cutter provided by the present invention.
Fig. 4 is a right side view of a circular hole cutter provided by the present invention.
Fig. 5 is a rear view of a circular hole cutter according to the present invention.
Description of the reference numerals
1 harness cord screw 2 angle steel
3 guide 4 scales
5 handle 6 fixing nut
7 connect 8 hand-held electric drills of handle
9 adjustable fixing device of auger bit 10
Detailed Description
Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. In describing the embodiments of the present invention, if detailed description of related well-known elements or functions hinders the gist of the present invention, detailed description thereof will be omitted.
Referring to fig. 1 to 5, the utility model provides a circular hole cutter includes strutting arrangement and cutting device, strutting arrangement includes harness cord screw rod 1 and angle steel 2, be equipped with fixation nut 6 on one side of angle steel 2, harness cord screw rod 1 passes and fixes fixation nut 6 on this edge of angle steel 2 sets up perpendicularly on this edge of angle steel 2 and passes through fixation nut 6 to be fixed, be equipped with guide rail 3 along the length direction of angle steel 2 on another edge of angle steel 2, be equipped with scale 4 that corresponds to guide rail 3 on angle steel 2 on the edge of guide rail 3 along the length direction of guide rail 3, the diameter of convenient direct hole volume on this device is got; the cutting device comprises a cutting part and a connecting handle 7, the cutting part comprises a handheld electric drill 8 and an auger bit 9, the handheld electric drill 8 provides power for the auger bit 9, the auger bit 9 is parallel to the harness cord screw 1, and the handheld electric drill 8 is fixedly connected with the connecting handle 7; the connecting handle 7 penetrates through the guide rail 3 and can slide on the guide rail 3, meanwhile, an adjustable fixing device 10 is arranged on the connecting handle 7, the length of the outer diameter of the adjustable fixing device 10 is larger than the width of the guide rail 3, when the adjustable fixing device 10 is adjusted outwards, the connecting handle 7 can slide on the guide rail 3 to adjust the distance between the twist drill 9 and the harness cord screw 1, the connecting handle 7 can be adjusted to any value on the scale 4 as required, when the connecting handle 7 designates a certain value on the scale 4, the adjustable fixing device 10 is adjusted inwards, at the moment, the connecting handle 7 is fixed on the corresponding position of the guide rail 3, and the connecting handle 7 and the angle steel 2 form fixed connection; connect handle 7 with angle steel 2 passes through guide rail 3 with scale 4 constitutes adjustable device jointly, through connect handle 7 is in slide control on the guide rail 3 fluted drill 9 with the distance between the harness cord screw rod 1 to adjustment hole diameter.
The top of harness cord screw rod 1 is equipped with handle 5, handle 5 with harness cord screw rod 1 formula structure as an organic whole, passing of harness cord screw rod 1 fixation nut 6's the other end can be fixed on template or other object that can open the hole, plays the supporting role.
The drill bit of the hand-held electric drill 8 preferably uses a carpenter-dedicated twist drill bit, and meanwhile, can be replaced according to different hole-opening objects.
Hereinafter, a method for using the circular hole cutter according to the present invention will be described.
Referring to fig. 1 to 5, a harness cord screw 1 of an integrated structure with a handle 5 penetrates through a fixing nut 6 fixed on one side of an angle iron 2 to be screwed in a template, so that the harness cord screw 1 is fixed on the template to play a supporting role, a guide rail 3 is arranged on the other side of the angle iron 2, and scales 4 arranged corresponding to the guide rail 3 are arranged along the length direction of the guide rail 3; the twist drill bit 9 is parallel to the harness cord screw 1, the hand-held electric drill 8 provides power for the twist drill bit 9 and is fixedly connected with the connecting handle 7, and the connecting handle 7 penetrates through the guide rail 3 and can slide on the guide rail 3; according to the size of the hole, the diameter length of the hole is determined, the connecting handle 7 slides on the guide rail 3 to the scale with the corresponding diameter length, the adjustable fixing device 10 is screwed down, and the connecting handle 7 and the handheld electric drill 8 are fixed on the angle steel 2; after the fixing is finished, the handheld electric drill 8 is rotated, holes with required diameter and length can be formed in the template, and a drill bit of the handheld electric drill 8 can be replaced according to different hole-forming objects. The simple combination of the supporting device and the cutting device is convenient to install and disassemble, regular circular holes of any size can be easily, quickly and accurately formed in a template or other cuttable objects, construction is convenient, and the hole forming effect is good.
The preferred embodiments of the present invention have been described in detail. However, the present invention is not limited to the above-described embodiments, and can be implemented in various forms. The embodiments disclosed in this specification are intended only to complete the disclosure of the present invention so that those skilled in the art can fully understand the scope of the present invention. The protection scope of the present invention should be subject to the content of the claims.
Claims (7)
1. A circular hole cutter which is characterized in that:
comprises a supporting device and a cutting device;
the supporting device comprises a supporting rod and a connecting rod, the supporting rod and the connecting rod are vertically arranged and fixedly connected in a detachable connection mode, a guide rail is arranged on the connecting rod along the length direction of the connecting rod, and scales arranged corresponding to the guide rail are arranged on the connecting rod along the length direction of the guide rail;
the cutting device comprises a cutting part and a connecting handle, the cutting part comprises a power system and a drill bit, the power system provides power for the drill bit, the drill bit is parallel to the supporting rod, and the power system is fixedly connected with the connecting handle;
the connecting handle penetrates through the guide rail, can slide along the guide rail and can be fixed on the connecting rod.
2. A circular aperture cutter as claimed in claim 1 wherein the power system is a hand held power drill.
3. A circular hole cutter as claimed in claim 1 wherein the top of the support rod is provided with a handle which is integral with the support rod, the other end of the support rod passing through its connection point with the connecting rod being capable of being fixed to a formwork.
4. A circular hole cutter as claimed in claim 1 or 3 wherein the support rod is a harness screw.
5. The circular hole cutter as claimed in claim 4, wherein the connecting rod is an angle steel, a fixing nut is provided on one side of the angle steel, the harness cord screw is fixedly connected with the angle steel through the fixing nut, and the guide rail and the scale are correspondingly provided on the other side of the angle steel.
6. A circular hole cutter as defined in claim 1, wherein said drill is a twist drill.
7. A circular hole cutter as claimed in claim 1 wherein the connecting handle is provided with adjustable securing means to enable the connecting handle to be released for sliding along the guide rail and to be secured for secure attachment of the connecting handle to the connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920650763.9U CN210308459U (en) | 2019-05-08 | 2019-05-08 | Circular hole cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920650763.9U CN210308459U (en) | 2019-05-08 | 2019-05-08 | Circular hole cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210308459U true CN210308459U (en) | 2020-04-14 |
Family
ID=70137756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920650763.9U Expired - Fee Related CN210308459U (en) | 2019-05-08 | 2019-05-08 | Circular hole cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210308459U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112571533A (en) * | 2020-12-07 | 2021-03-30 | 刘怀欣 | Multi-mode punching machine capable of adjusting hole size |
-
2019
- 2019-05-08 CN CN201920650763.9U patent/CN210308459U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112571533A (en) * | 2020-12-07 | 2021-03-30 | 刘怀欣 | Multi-mode punching machine capable of adjusting hole size |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200414 Termination date: 20210508 |