CN208993364U - A kind of device for drawing large-diameter circular - Google Patents
A kind of device for drawing large-diameter circular Download PDFInfo
- Publication number
- CN208993364U CN208993364U CN201820716037.8U CN201820716037U CN208993364U CN 208993364 U CN208993364 U CN 208993364U CN 201820716037 U CN201820716037 U CN 201820716037U CN 208993364 U CN208993364 U CN 208993364U
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- CN
- China
- Prior art keywords
- inner tube
- diameter circular
- casing
- work box
- driving wheel
- 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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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a kind of devices for drawing large-diameter circular, including work box, motor is equipped on the right side of the roof of the work box, the output end of the motor is connected with the input terminal of reduction gearbox, the output end of the reduction gearbox is coaxially connected with rotation axis, the top of the rotation axis is coaxially connected with driving wheel, driven wheel is sequentially connected on the right side of the driving wheel, the driven wheel inner vertical, which runs through, is equipped with shaft, the bottom end of the shaft is fixedly connected through work box roof and with right casing, inner tube is equipped in the right casing, fixation hole is equipped at left and right sides of the top of the right casing, the top of the fixation hole is welded with nut, screw rod is equipped in the nut.The utility model moves left and right left casing on inner pipe, to realize the effect for adjusting the radius of circle, can overcome the problems, such as that compasses picture circle is lesser using this method, realize the drawing of large-diameter circular.
Description
Technical field
The utility model relates to draw round equipment technical field more particularly to a kind of device for drawing large-diameter circular.
Background technique
In the building course of some buildings, the surface of some buildings is rounded, so in installation manufacturing process, warp
Often need some sizes about round template and these templates usually larger, the template of these circles is usually with compasses system
Make, but under above-mentioned specific condition, the template of the circle needed is excessive, and existing compasses can not draw excessive circle, therefore
It can not carry out the production of the template of biggish circle.
The prior art has the following disadvantages: existing divider calipers can only draw the lesser circle of some radiuses, be unable to satisfy
Existing production needs；And structure is complicated for existing divider calipers, is not easy to repair.
Utility model content
The purpose of this utility model is to provide a kind of devices for drawing large-diameter circular, have the changeable advantage of size,
The lesser circle of some radiuses can only be drawn by solving existing divider calipers, be unable to satisfy the problem of existing production needs.
According to a kind of device of picture large-diameter circular of the utility model embodiment, including work box, the top of the work box
Motor is equipped on the right side of wall, the output end of the motor is connected with the input terminal of reduction gearbox, the output end of the reduction gearbox
It is coaxially connected with rotation axis, the top of the rotation axis is coaxially connected with driving wheel, is sequentially connected on the right side of the driving wheel
Driven wheel, the driven wheel inner vertical, which runs through, is equipped with shaft, the bottom end of the shaft through work box roof and with right casing
It is fixedly connected, inner tube is equipped in the right casing, is equipped with fixation hole, the fixation at left and right sides of the top of the right casing
The top in hole is welded with nut, is equipped with screw rod in the nut, and the top of the screw rod is equipped with turning handle, the bottom end of the screw rod according to
It is secondary to run through fixation hole, inner tube and the inside for extending to inner tube, left casing, the top of the left casing are arranged on the left of said inner tube
End middle part is fixedly connected with fixed block, and the right side wall of the fixed block is equipped with No.1 fixing bearing, the No.1 fixing bearing
Interior to be equipped with threaded rod, said inner tube top middle portion is equipped with fixed plate, and the right end of the threaded rod is through fixed plate and solid with rotating handle
Fixed connection, the center bottom of said inner tube are fixedly connected with cylinder, and the bottom end of the cylinder is equipped with telescopic rod, the telescopic rod
Top is equipped with cone block.
Further, the driving wheel and driven wheel outer sheath are equipped with synchronous belt, on the inner surface of the synchronous belt
Even is equipped with multiple gear teeth engaged with driving wheel, driven wheel.
Further, horizontal in the fixed plate to be equipped with port, the inner wall of the port is equipped with to match with threaded rod
Internal screw thread.
Further, the internal screw thread to match with screw rod outer wall is equipped in said inner tube right part roof.
Further, the work box is made of stainless steel.
Further, a side surface of said inner tube is equipped with graduation mark.
The utility model has the beneficial effect that compared with prior art
1, left casing is allowed to control shifting on inner pipe by being provided with left casing, threaded rod, fixed block, fixed plate
It is dynamic, to realize the effect for adjusting the radius of circle, it can overcome the problems, such as that compasses picture circle is lesser using this method, realize big straight
The drawing of diameter circle also makes the circle drawn more accurate by being equipped with graduation mark in the side of inner tube, and practicability is stronger, is suitable for
It promotes；
2, the rotation of shaft is driven by being equipped with motor, driving wheel, driven wheel, so that the device rotates, thus upper reality
Circle is now drawn, the apparatus structure is simple, cost of manufacture is lower and easy to repair, and use is very convenient.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 be the utility model proposes a kind of picture large-diameter circular device structural schematic diagram；
Fig. 2 be the utility model proposes a kind of picture large-diameter circular device partial sectional view.
In figure: 1- work box, 2- motor, 3- graduation mark, the right casing of 4-, 5- inner tube, 6- fixation hole, 7- nut, 8- spiral shell
Bar, 9- turning handle, the left casing of 10-, 11- fixed block, 12- threaded rod, 13- fixed plate, 14- rotating handle, 15- telescopic rod, 16- cone block,
17- synchronous belt, 18- reduction gearbox.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Referring to Fig.1-2, a kind of device for drawing large-diameter circular, including work box 1, the roof right side of work box 1 are equipped with electronic
The output end of machine 2, motor 2 is connected with the input terminal of reduction gearbox 18, and the output end of reduction gearbox 18 is coaxially connected with rotation axis,
The top of rotation axis is coaxially connected with driving wheel, and driven wheel is sequentially connected on the right side of driving wheel, and driven wheel inner vertical runs through
Equipped with shaft, the bottom end of shaft is fixedly connected through 1 roof of work box and with right casing 4, is equipped with inner tube 5, right set in right casing 4
Fixation hole 6 is equipped at left and right sides of the top of pipe 4, the top of fixation hole 6 is welded with nut 7, is equipped with screw rod 8, spiral shell in nut 7
The top of bar 8 is equipped with turning handle 9, and the bottom end of screw rod 8 sequentially passes through fixation hole 6, inner tube 5 and the inside for extending to inner tube 5, inner tube 5
Left side be arranged with left casing 10, the top middle portion of left casing 10 is fixedly connected with fixed block 11, on the right side wall of fixed block 11
Equipped with No.1 fixing bearing, threaded rod 12 is equipped in No.1 fixing bearing, 5 top middle portion of inner tube is equipped with fixed plate 13, threaded rod
12 right end is fixedly connected through fixed plate 13 and with rotating handle 14, and the center bottom of inner tube 5 is fixedly connected with cylinder, the bottom of cylinder
End is equipped with telescopic rod 15, and the top of telescopic rod 15 is equipped with cone block 16, by be provided with left casing 10, threaded rod 12, fixed block 11,
Fixed plate 13 moves left and right left casing 10 in inner tube 5, to realize the effect for adjusting the radius of circle, and uses
This method can overcome the problems, such as that compasses picture circle is lesser, the drawing of large-diameter circular be realized, also by being equipped in the side of inner tube 5
Graduation mark 3 makes the circle drawn more accurate, and practicability is stronger, is suitable for promoting.
Driving wheel and driven wheel outer sheath are equipped with synchronous belt 17, be uniformly equipped on the inner surface of synchronous belt 17 it is multiple with
Driving wheel, driven wheel engagement the gear teeth, horizontal in fixed plate 13 to be equipped with port, the inner wall of port is equipped with and 12 phase of threaded rod
The internal screw thread matched, 5 right part roof of inner tube is interior to be equipped with the internal screw thread to match with 8 outer wall of screw rod, and work box 1 uses stainless steel material
It is made, a side surface of inner tube 5 is equipped with graduation mark 3, drives turning for shaft by being equipped with motor 2, driving wheel, driven wheel
Dynamic, so that the device rotates, thus upper realization picture circle, the apparatus structure is simple, cost of manufacture is lower and easy to repair, makes
With very convenient.
In use, template is put into work box 1 from left side, rotating handle 14 is rotated, rotating handle 14 drives threaded rod 12 to move left and right,
Threaded rod 12, which moves left and right, drives fixed block 11 to move left and right, and fixed block 11 moves left and right so that left casing 10 is left in inner tube 5
It moves right, when left casing 10 is moved at assigned scale line 3, stop operating rotating handle 14, then controls cylinder and makes telescopic rod
15 elongations close cylinder when the top and template of boring block 16 offset, and open motor 2, and motor 2 subtracts by reduction gearbox 18
After speed, driving wheel rotation is driven, driving wheel drives synchronous belt 17 to rotate, and synchronous belt 17 drives driven wheel rotation, and driven wheel drives
Shaft rotation, shaft rotates so that column 15 circles, to realize picture circle.
Place is not described in detail for the utility model, is the well-known technique of those skilled in the art.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of device for drawing large-diameter circular, it is characterised in that: including work box (1), set on the right side of the roof of the work box (1)
Have motor (2), the output end of the motor (2) is connected with the input terminal of reduction gearbox (18), the reduction gearbox (18)
Output end is coaxially connected with rotation axis, and the top of the rotation axis is coaxially connected with driving wheel, the right side transmission of the driving wheel
It is connected with driven wheel, the driven wheel inner vertical, which runs through, is equipped with shaft, and work box (1) roof is run through simultaneously in the bottom end of the shaft
It is fixedly connected with right casing (4), is equipped with inner tube (5) in the right casing (4), the left and right sides on the top of the right casing (4)
It is equipped with fixation hole (6), the top of the fixation hole (6) is welded with nut (7), is equipped with screw rod (8) in the nut (7), institute
The top for stating screw rod (8) is equipped with turning handle (9), and the bottom end of the screw rod (8) sequentially passes through fixation hole (6), inner tube (5) and extends to
The inside of inner tube (5) is arranged with left casing (10) on the left of said inner tube (5), and the top middle portion of the left casing (10) is fixed
It is connected with fixed block (11), the right side wall of the fixed block (11) is equipped with No.1 fixing bearing, in the No.1 fixing bearing
Equipped with threaded rod (12), said inner tube (5) top middle portion is equipped with fixed plate (13), and the right end of the threaded rod (12) is through fixation
Plate (13) is simultaneously fixedly connected with rotating handle (14), and the center bottom of said inner tube (5) is fixedly connected with cylinder, the bottom end of the cylinder
Equipped with telescopic rod (15), the top of the telescopic rod (15) is equipped with cone block (16).
2. a kind of device for drawing large-diameter circular according to claim 1, it is characterised in that: outside the driving wheel and driven wheel
Side is arranged with synchronous belt (17), is uniformly nibbled equipped with multiple with driving wheel, driven wheel on the inner surface of the synchronous belt (17)
The gear teeth of conjunction.
3. a kind of device for drawing large-diameter circular according to claim 1, it is characterised in that: horizontal on the fixed plate (13)
Equipped with port, the inner wall of the port is equipped with the internal screw thread to match with threaded rod (12).
4. a kind of device for drawing large-diameter circular according to claim 1, it is characterised in that: said inner tube (5) right part roof
It is interior equipped with the internal screw thread to match with screw rod (8) outer wall.
5. a kind of device for drawing large-diameter circular according to claim 1, it is characterised in that: the work box (1) is not using
Rust Steel material is made.
6. a kind of device for drawing large-diameter circular according to claim 1, it is characterised in that: the side table of said inner tube (5)
Face is equipped with graduation mark (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820716037.8U CN208993364U (en) | 2018-05-15 | 2018-05-15 | A kind of device for drawing large-diameter circular |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820716037.8U CN208993364U (en) | 2018-05-15 | 2018-05-15 | A kind of device for drawing large-diameter circular |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208993364U true CN208993364U (en) | 2019-06-18 |
Family
ID=66795675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820716037.8U Expired - Fee Related CN208993364U (en) | 2018-05-15 | 2018-05-15 | A kind of device for drawing large-diameter circular |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208993364U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110171237A (en) * | 2019-06-20 | 2019-08-27 | 福州经济技术开发区美墨轩文具有限公司 | A kind of combined type natural sciences Special teaching drawing instrument for classroom |
-
2018
- 2018-05-15 CN CN201820716037.8U patent/CN208993364U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110171237A (en) * | 2019-06-20 | 2019-08-27 | 福州经济技术开发区美墨轩文具有限公司 | A kind of combined type natural sciences Special teaching drawing instrument for classroom |
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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: 20190618 Termination date: 20210515 |