CN108942856B - A marking device for I-steel cutting - Google Patents
A marking device for I-steel cutting Download PDFInfo
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- CN108942856B CN108942856B CN201811107848.9A CN201811107848A CN108942856B CN 108942856 B CN108942856 B CN 108942856B CN 201811107848 A CN201811107848 A CN 201811107848A CN 108942856 B CN108942856 B CN 108942856B
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- steel
- marking
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- plate
- cutting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H7/00—Marking-out or setting-out work
- B25H7/04—Devices, e.g. scribers, for marking
Abstract
The invention relates to the technical field of welding and cutting, and discloses a marking device for cutting an I-shaped steel, which comprises a marking template, wherein a pair of open grooves are formed in the marking template, a middle vertical plate positioning edge which is in contact with the side plane of a middle vertical plate of the I-shaped steel is arranged between the pair of open grooves, two groove edges of the open grooves respectively form a supporting plate front positioning edge and a supporting plate back positioning edge which are matched with the front surface and the back surface of a supporting plate of the I-shaped steel, and the middle vertical plate positioning edge is connected with a positioning plate which is in contact with the side plane of the middle vertical plate of the I-shaped steel. The invention improves the cutting quality and the manufacturing efficiency of the I-steel.
Description
Technical Field
The invention relates to the technical field of welding and cutting, in particular to a marking device for I-steel cutting.
Background
The I-steel is a section bar which is commonly used and comprises a pair of supporting plates and a middle vertical plate arranged between the supporting plates. I-steel is commonly used for the fabrication of structural members of large mechanical equipment, such as bases, brackets, and the like. The I-steel needs to be cut frequently in the manufacturing process. According to different product conditions, the section of the I-steel after cutting is generally required to be perpendicular to the length direction of the I-steel or form a certain oblique angle.
The cutting of I-shaped steel in the prior art has the following problems:
firstly, the I-steel needs to be turned for multiple times and then cut after marking, which wastes time and labor;
secondly, the accumulated error easily appears in marking off many times, leads to cutting the section unevenness, leads to appearing backup pad and middle riser dislocation on the cutting section easily, finally influences the preparation quality in later stage.
Disclosure of Invention
In order to solve the problems, the invention provides a marking device for I-steel cutting, aiming at improving the cutting quality and the manufacturing efficiency of the I-steel, and the specific technical scheme is as follows:
the utility model provides a marking device for I-steel cutting, includes the marking off model, set up a pair of open slot on the marking off model, lie in be provided with between a pair of open slot on the marking off model with the middle riser location limit that the side plane of the middle riser of I-steel contacted, two groove limits of open slot form respectively with the backup pad of the positive and back looks adaptation of backup pad of I-steel openly fixes a position limit, backup pad back location limit, be connected with the locating plate that contacts with the side plane of the middle riser of I-steel on the middle riser location limit.
When the cutting device is used, all I-steel needing to be cut off is spread on a jig frame, the horizontal state of the middle vertical plate is kept, then points needing to be cut in length are marked, and the marking is done. Inserting a pair of open grooves of the marking template along a support plate of the I-shaped steel, enabling a positioning plate connected with the marking template to lean against a side plane of a middle vertical plate of the flat I-shaped steel, and aligning the marking template to a length position mark; then, the cutting ring seam line can be marked by taking one side of the marking template as a reference.
According to the technical scheme, the marking reference of the section of the I-steel is formed by arranging the pair of open grooves and the middle vertical plate positioning edge between the pair of open grooves on the marking template, the front and the back of the upper supporting plate of the I-steel and the cutting position line of the side plane of the middle vertical plate can be marked out at one time, so that the cutting quality of the I-steel is improved on one hand, and the manufacturing efficiency is improved on the other hand.
The marking template and the positioning plate can be set according to the angle of the I-steel cut surface.
Preferably, the marking template and the positioning plate are perpendicular to each other.
Preferably, the angle between the marking template and the positioning plate is 30-120 degrees.
In order to facilitate the taking and the marking operation of the marking template, a handle hole which is convenient to operate is further formed in the marking template.
As a further improvement of the invention, the positioning plate and the marking template are connected with each other through a hinge shaft to realize the adjustment of the angle between the positioning plate and the marking template, an angle ruler is connected between the positioning plate and the marking template, and an angle ruler locking device is arranged on the angle ruler.
The angle ruler is an electronic angle ruler, the electronic angle ruler comprises a main ruler with angle display and an auxiliary ruler capable of rotating relative to the main ruler, the angle ruler locking device comprises a sliding groove formed in the auxiliary ruler and a connecting rod connected with a hinge shaft of the main ruler, and the other end of the connecting rod is connected into the sliding groove through a screw and locks the main ruler and the auxiliary ruler relatively.
The positioning plate and the marking template are connected with each other through the hinge shaft, and the angle ruler is arranged between the positioning plate and the marking template, so that the requirements of cutting different oblique angles of the section of the I-shaped steel can be met, and the operation is very convenient. In addition, the angle ruler adopts an electronic angle ruler, the control of the angle is accurate and visual, and the locking reliability can be ensured by locking through the locking device.
The invention has the beneficial effects that:
first, according to the marking device for cutting the i-steel, the marking reference of the cutting surface of the i-steel is formed by arranging the pair of open grooves and the middle vertical plate positioning edge between the pair of open grooves on the marking template, and the front surface and the back surface of the upper support plate of the i-steel and the cutting position line of the side plane of the middle vertical plate can be marked at one time, so that the cutting quality of the i-steel is improved on one hand, and the manufacturing efficiency is improved on the other hand.
Secondly, according to the marking device for cutting the I-shaped steel, the positioning plate and the marking sample plate are connected with each other through the hinge shaft, and the angle ruler is arranged between the positioning plate and the marking sample plate, so that the requirements of cutting the section of the I-shaped steel at different oblique angles can be met, and the marking device is very convenient to operate. In addition, the angle ruler adopts an electronic angle ruler, the control of the angle is accurate and visual, and the locking reliability can be ensured by locking through the locking device.
Drawings
FIG. 1 is a schematic structural diagram of a marking device for I-steel cutting according to the present invention;
FIG. 2 is a left side view of FIG. 1;
fig. 3 is a schematic structural diagram of an i-beam.
In the figure: 1. the marking template comprises a marking template, 2, an open slot, 3, a middle vertical plate of I-steel, 4, a middle vertical plate positioning edge, 5, a supporting plate of the I-steel, 6, a supporting plate front surface, 7, a supporting plate back surface, 8, a supporting plate front surface positioning edge, 9, a supporting plate back surface positioning edge, 10, a side plane of the middle vertical plate of the I-steel, 11, a positioning plate, 12, a handle hole, 13, an angle ruler, 14, a main ruler, 15, an auxiliary ruler, 16, a sliding groove, 17, a connecting rod, 18 and a screw.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
Fig. 1 to 3 show an embodiment of a marking device for i-steel cutting according to the present invention, which includes a marking template 1, wherein the marking template 1 is provided with a pair of open slots 2, the marking template 1 located between the pair of open slots 2 is provided with a middle riser positioning edge 4 contacting with a side plane 10 of a middle riser 3 of the i-steel, two slot edges of the open slots 2 respectively form a front supporting plate positioning edge 8 and a back supporting plate positioning edge 9 adapted to a front 6 and a back 7 of a supporting plate 5 of the i-steel, and the middle riser positioning edge 4 is connected with a positioning plate 11 contacting with the side plane 10 of the middle riser of the i-steel.
When the cutting device is used, all I-steel needing to be cut off is spread on the jig frame, the middle vertical plate 3 is kept in a horizontal state, then points needing to be cut in length are marked, and the marking is done. Inserting a pair of open grooves 2 of a marking template 1 along a support plate 5 of I-shaped steel, enabling a positioning plate 11 connected with the marking template 1 to be close to a side plane 10 of a middle vertical plate of the flat I-shaped steel, and aligning the marking template 1 to a length position mark; then, the cutting ring seam line can be marked by taking one side of the marking template 1 as a reference.
In the technical scheme, the marking reference of the I-steel cutting surface is formed by arranging the pair of open grooves 2 and the middle vertical plate positioning edge 4 between the pair of open grooves 2 on the marking template 1, and the front surface 6 and the back surface 7 of the upper support plate of the I-steel and the cutting position line of the side plane 10 of the middle vertical plate can be marked out at one time, so that the cutting quality of the I-steel is improved on one hand, and the manufacturing efficiency is also improved on the other hand.
The marking template 1 and the positioning plate 11 can be set according to the angle of the I-steel cut surface.
Preferably, the marking template 1 and the positioning plate 11 are perpendicular to each other.
Preferably, the angle between the marking template 1 and the positioning plate 11 is 30-120 degrees.
In order to facilitate the taking and the marking operation of the marking template 1, a handle hole which is convenient to operate is further formed in the marking template 1.
As a further improvement of this embodiment, the positioning plate 11 and the marking template 1 are connected to each other through a hinge shaft to enable the angle between the positioning plate 11 and the marking template 1 to be adjustable, an angle ruler 13 is connected between the positioning plate 11 and the marking template 1, and an angle ruler locking device is disposed on the angle ruler 13.
The angle ruler 13 is an electronic angle ruler, the electronic angle ruler comprises a main ruler 14 with an angle display function and an auxiliary ruler 15 capable of rotating relative to the main ruler, the angle ruler locking device comprises a sliding groove 16 arranged on the auxiliary ruler 15 and a connecting rod 17 hinged with the main ruler 14, and the other end of the connecting rod 17 is connected into the sliding groove 16 through a screw 18 and locks the main ruler 14 and the auxiliary ruler 15 relatively.
The positioning plate 11 and the marking template 1 are connected with each other through the hinge shaft, and the angle ruler is arranged between the positioning plate 11 and the marking template 1, so that the requirements of cutting different oblique angles of the section of the I-shaped steel can be met, and the operation is very convenient. In addition, the angle ruler 13 adopts an electronic angle ruler, the control of the angle is accurate and visual, and the locking reliability can be ensured by locking through the locking device.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (4)
1. A marking device for cutting I-steel is characterized by comprising a marking template and an electronic angle ruler, wherein a pair of open grooves are formed in the marking template, a middle vertical plate positioning edge which is in contact with the side plane of a middle vertical plate of the I-steel is arranged between the pair of open grooves, two groove edges of the open grooves respectively form a supporting plate front positioning edge and a supporting plate back positioning edge which are matched with the front surface and the back surface of a supporting plate of the I-steel, and the middle vertical plate positioning edge is connected with a positioning plate which is in contact with the side plane of the middle vertical plate of the I-steel; when in marking, the marking template is positioned on the I-steel through the pair of open grooves and the positioning plate and then the cutting position lines of the front surface and the back surface of the upper support plate of the I-steel and the side plane of the middle vertical plate are marked at one time; the positioning plate is connected with the marking template hinge shaft, the main ruler of the electronic angle ruler is connected to the positioning plate, the auxiliary ruler of the electronic angle ruler is connected to the marking template, a sliding groove is formed in the auxiliary ruler of the electronic angle ruler, a connecting rod is arranged between the main ruler and the auxiliary ruler, one end of the connecting rod is connected with the main ruler hinge shaft, and a screw is connected between the other end of the connecting rod and the sliding groove of the auxiliary ruler to achieve sliding connection and locking fixation.
2. The scribing apparatus for cutting i-steel according to claim 1, wherein the scribing template and the positioning plate are perpendicular to each other.
3. The scribing device for cutting the I-shaped steel according to claim 1, wherein the angle between the scribing template and the positioning plate is 30-120 degrees.
4. The marking device for cutting the I-shaped steel as claimed in claim 1, wherein the marking template is further provided with a handle hole which is convenient to operate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811107848.9A CN108942856B (en) | 2018-09-21 | 2018-09-21 | A marking device for I-steel cutting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811107848.9A CN108942856B (en) | 2018-09-21 | 2018-09-21 | A marking device for I-steel cutting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108942856A CN108942856A (en) | 2018-12-07 |
| CN108942856B true CN108942856B (en) | 2020-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811107848.9A Active CN108942856B (en) | 2018-09-21 | 2018-09-21 | A marking device for I-steel cutting |
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| CN113628566A (en) * | 2021-08-18 | 2021-11-09 | 上海黑麦文化传播有限公司 | Culture is propagated with propaganda device of being convenient for to remove |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4233747A (en) * | 1979-09-27 | 1980-11-18 | Globe Iron Construction Co., Inc. | Three dimensional layout tool |
| CN200982844Y (en) * | 2006-06-30 | 2007-11-28 | 佛山市顺德区顺达电脑厂有限公司 | Auxiliary angle meter fixture |
| CN204001754U (en) * | 2014-08-06 | 2014-12-10 | 江苏建筑职业技术学院 | I iron and H shaped steel chalker |
| CN205343098U (en) * | 2016-01-29 | 2016-06-29 | 成都鑫泽机械有限公司 | Beam -pumping unit is H shaped steel cutting setting -out frock for support |
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| CN108942856A (en) | 2018-12-07 |
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Application publication date: 20181207 Assignee: JIANGYIN HONGYE MECHANICAL Co.,Ltd. Assignor: CHENGXI SHIPYARD Co.,Ltd. Contract record no.: X2021980010035 Denomination of invention: A scribing device for I-beam cutting Granted publication date: 20200623 License type: Exclusive License Record date: 20210929 |