CN215616109U - Accurate cutting locating rack for tunnel steel arch frame - Google Patents
Accurate cutting locating rack for tunnel steel arch frame Download PDFInfo
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- CN215616109U CN215616109U CN202122093182.XU CN202122093182U CN215616109U CN 215616109 U CN215616109 U CN 215616109U CN 202122093182 U CN202122093182 U CN 202122093182U CN 215616109 U CN215616109 U CN 215616109U
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Abstract
The utility model discloses a precise cutting positioning frame for a tunnel steel arch frame, which comprises a first positioning structure sleeved and clamped on an I-shaped steel, a second positioning structure which is connected with the first positioning structure and sleeved and clamped on the I-shaped steel and arranged on one side of the first positioning structure, and a plasma cutter arranged in the second positioning structure. The utility model has the effects of improving processing quality and being portable.
Description
Technical Field
The utility model relates to the field of auxiliary tools for material cutting, in particular to a precise cutting positioning frame for a tunnel steel arch frame.
Background
In the cutting process of the steel arch, in order to ensure that the cut is flush, the common practice is to draw lines before cutting and then manually cut, so that high requirements are put on the processing level of workers. If in the cutting process, the hand of a worker shakes and the cutting surface is twisted or burrs are generated, so that the welding quality of the subsequent connecting plate is affected, and the overall quality of the project is difficult to ensure. Therefore, there is a need to develop a fixed and portable fixture, which enables the cutting tool to be perpendicular to the end face of the material, and which can be manually operated to overcome the above-mentioned drawbacks of manual operation.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, the present invention aims to provide a portable precision cutting positioning frame for a tunnel steel arch frame, which improves the processing quality.
In order to achieve the purpose, the utility model provides a precise cutting positioning frame for a tunnel steel arch frame, which comprises a first positioning structure sleeved on an I-shaped steel, a second positioning structure which is connected with the first positioning structure and sleeved on the I-shaped steel and arranged on one side of the first positioning structure, and a plasma cutter arranged in the second positioning structure. The first positioning structure comprises a first clamping plate sleeved and clamped on two sides of the I-shaped steel, a second clamping plate which is parallel to the first clamping plate and sleeved and clamped on two sides of the I-shaped steel and arranged on one side of the first clamping plate, and a connecting plate for connecting the first clamping plate and the second clamping plate. The second positioning structure comprises a first inserting sleeve plate arranged on one side of the second clamping plate and sleeved on two sides of the I-shaped steel in an inserting mode, a second inserting sleeve plate which is parallel to the first inserting sleeve plate and sleeved on two sides of the I-shaped steel in an inserting mode is arranged on one side of the first inserting sleeve plate, a first connecting steel bar and a second connecting steel bar are arranged between two sides of the first inserting sleeve plate and the second inserting sleeve plate respectively, a first limiting angle steel and a second limiting angle steel which extend downwards and are matched with each other to clamp two sides of the I-shaped steel are arranged on the first connecting steel bar and the second connecting steel bar on two sides of the I-shaped steel respectively, a third limiting angle steel for downwards pressing the bottom surface of the I-shaped steel is arranged on the side surface of the first inserting sleeve plate, and a fourth limiting angle steel for downwards pressing the bottom surface of the I-shaped steel is arranged on the side surface of the second inserting sleeve plate opposite to the first inserting sleeve plate. The plasma cutter is arranged between the third limit angle steel and the fourth limit angle steel. The range between the third limit angle steel and the fourth limit angle steel forms a working area for cutting by the plasma cutter.
In some embodiments, the plasma cutter comprises a fixed sleeve disposed between the third limit angle and the fourth limit angle, a first rotating shaft and a second rotating shaft disposed on two sides of the fixed sleeve respectively, a first walking wheel disposed on the first rotating shaft and sliding closely to the side of the third limit angle, a second walking wheel disposed on the second rotating shaft and sliding closely to the side of the fourth limit angle, a cutting head disposed on the fixed sleeve and extending downwards to contact the bottom surface of the i-steel, and a connecting fixed end disposed on the top of the fixed sleeve and a portable rod disposed on the connecting fixed end.
In some embodiments, the hand-held pole is an L-shaped lifting pole.
In some embodiments, the first clamping plate and the second clamping plate are both U-shaped clamping frames.
In some embodiments, the first sleeve plate comprises a first fixing plate fixedly connected with the second clamping plate, and first clamping grooves clamped into two sides of the i-beam are respectively arranged on two sides of the first fixing plate. The second plug bush board includes that both ends are connected the second fixed plate of billet end connection with first connection billet and second respectively, and is equipped with the second draw-in groove of card income I-steel both sides respectively in second fixed plate both sides.
In some embodiments, the first and second limiting angles on the first and second connection steel bars are each provided in two.
In some embodiments, the first, second, third, and fourth spacing angles are triangular corner blocks.
The utility model has the beneficial effects of improving the processing quality and being portable. After the first positioning structure and the second positioning structure are sleeved on two sides of the I-beam, the range between the third limiting angle steel and the fourth limiting angle steel forms a working area for cutting by the plasma cutter, a walking path is provided for the first walking wheel and the second walking wheel on the plasma cutter during use, the problem that the cutting surface is not on the same plane when the I-beam is cut, and the influence on the welding quality of a subsequent connecting plate is avoided, and the effect of improving the processing quality is realized. And because the first positioning structure and the second positioning structure are integrally connected and are respectively carried with the plasma cutter, the plasma cutter is more convenient to carry out outdoor processing, and the portable effect is realized.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic side view of the present invention;
fig. 3 is a schematic top view of the present invention.
Detailed Description
The following describes the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1-3, an accurate cutting and positioning frame for a tunnel steel arch comprises a first positioning structure 02 sleeved on an i-steel 01, a second positioning structure 03 arranged on one side of the first positioning structure 02 and connected with the first positioning structure 02 and sleeved on the i-steel 01, and a plasma cutter 04 arranged in the second positioning structure 03. The first positioning structure 02 comprises a first clamping plate 21 sleeved and clamped on two sides of the i-beam 01, a second clamping plate 22 which is parallel to the first clamping plate 21 and sleeved and clamped on two sides of the i-beam 01 and arranged on one side of the first clamping plate 21, and a connecting plate 23 which is arranged between the first clamping plate 21 and the second clamping plate 22 and used for connecting the first clamping plate 21 and the second clamping plate 22. The second positioning structure 03 includes a first socket board 31 disposed on one side of the second clamping board 22 and inserted on two sides of the i-beam 01, a second socket board 32 disposed on one side of the first socket board 31 and parallel to the first socket board 31 and inserted on two sides of the i-beam 01, a first connection steel bar 33 and a second connection steel bar 34 disposed between two sides of the first socket board 31 and the second socket board 32, a first limit angle 35 and a second limit angle 36 disposed on the first connection steel bar 33 and the second connection steel bar 34 on two sides of the i-beam 01 and extending downward and cooperating with each other to clamp two sides of the i-beam 01, a third limit angle 37 disposed on a side of the first socket board 31 and pressing a bottom surface of the i-beam 01 downward, and a fourth limit angle 38 disposed on a side of the second socket board 32 opposite to the first socket board 31 and pressing a bottom surface of the i-beam 01 downward. The plasma cutter 04 is disposed between the third limit angle 37 and the fourth limit angle 38. The range between the third limit angle 37 and the fourth limit angle 38 constitutes a working area for cutting by the plasma cutter 04.
The plasma cutter 04 comprises a fixed sleeve 41 arranged between a third limit angle steel 37 and a fourth limit angle steel 38, a first rotating shaft 42 and a second rotating shaft 43 which are respectively arranged at two sides of the fixed sleeve 41, a first travelling wheel 44 which is arranged on the first rotating shaft and slides along the side edge of the third limit angle steel 37, a second travelling wheel 45 which is arranged on the second rotating shaft and slides along the side edge of the fourth limit angle steel 38, a cutting head 46 which extends downwards and contacts with the bottom surface of the I-shaped steel 01 and is arranged on the fixed sleeve 41, a connecting fixed end 47 arranged on the top of the fixed sleeve 41 and a portable rod 48 arranged on the connecting fixed end 47. The carrying bar 48 is an L-shaped lifting bar. The first clamping plate 21 and the second clamping plate 22 are both U-shaped clamping frames. The first inserting plate 31 includes a first fixing plate fixedly connected to the second clamping plate 22, and first engaging grooves respectively formed on two sides of the first fixing plate and engaged with two sides of the h-beam 01. The second socket plate 32 includes a second fixing plate having two ends respectively connected to the ends of the first connecting steel bar 33 and the second connecting steel bar 34, and second slots respectively formed at two sides of the second fixing plate and inserted into two sides of the i-beam 01. The first and second limit angles 35 and 36 on the first and second connection steel rods 33 and 34 are each provided with two, respectively. The first limiting angle 35, the second limiting angle 36, the third limiting angle 37 and the fourth limiting angle 38 are all triangular corner blocks.
During application, the first positioning structure 02 and the second positioning structure 03 are sleeved and clamped on two sides of the I-beam 01, wherein a working area for cutting by the plasma cutter 04 is formed in a range between the third limiting angle steel 37 and the fourth limiting angle steel 38, a walking path is provided for the first walking wheel 44 and the second walking wheel 45 on the plasma cutter 04 during machining, the problem that the welding quality of a subsequent connecting plate 23 is affected due to the fact that cutting surfaces existing during cutting of the I-beam 01 are not on the same plane is solved, and the effect of improving machining quality is achieved. First location structure 02 and second location structure 03 are an organic whole and are connected, carry respectively with plasma cutting ware 04, and it is more convenient to add man-hour in the open air, realizes portable effect.
Claims (7)
1. A precise cutting positioning frame for a tunnel steel arch frame is characterized by comprising a first positioning structure sleeved and clamped on an I-shaped steel, a second positioning structure which is connected with the first positioning structure and sleeved and clamped on the I-shaped steel and arranged on one side of the first positioning structure, and a plasma cutter arranged in the second positioning structure;
the first positioning structure comprises a first clamping plate sleeved and clamped on two sides of the I-steel, a second clamping plate which is parallel to the first clamping plate and sleeved and clamped on two sides of the I-steel is arranged on one side of the first clamping plate, and a connecting plate for connecting the first clamping plate and the second clamping plate is arranged between the first clamping plate and the second clamping plate;
the second positioning structure comprises a first inserting sleeve plate, a second inserting sleeve plate, a first connecting steel bar, a second connecting steel bar, a first limiting angle steel and a second limiting angle steel, wherein the first inserting sleeve plate is arranged on one side of the second clamping plate and is parallel to the first inserting sleeve plate, the second inserting sleeve plate is arranged on the two sides of the I-shaped steel, the first connecting steel bar and the second connecting steel bar are arranged between the two sides of the first inserting sleeve plate and the second inserting sleeve plate respectively, the first limiting angle steel and the second limiting angle steel extend downwards and are matched with each other to clamp the two sides of the I-shaped steel, a third limiting angle steel is arranged on the side surface of the first inserting sleeve plate and is used for downwards pressing the bottom surface of the I-shaped steel, and a fourth limiting angle steel is arranged on the side surface of the second inserting sleeve plate opposite to the first inserting sleeve plate and is used for downwards pressing the bottom surface of the I-shaped steel;
the plasma cutter is arranged between the third limit angle steel and the fourth limit angle steel.
2. The accurate cutting and positioning frame for the tunnel steel arch according to claim 1, wherein the plasma cutter comprises a fixed sleeve arranged between the third limit angle and the fourth limit angle, a first rotating shaft and a second rotating shaft respectively arranged at two sides of the fixed sleeve, a first travelling wheel arranged on the first rotating shaft and sliding tightly against the side edge of the third limit angle, a second travelling wheel arranged on the second rotating shaft and sliding tightly against the side edge of the fourth limit angle, a cutting head arranged on the fixed sleeve and extending downwards to contact with the bottom surface of the I-shaped steel, a connecting fixed end arranged on the top of the fixed sleeve and a portable rod arranged on the connecting fixed end.
3. The precise cutting and positioning frame for the steel arch of the tunnel according to claim 2, wherein the portable rod is an L-shaped lifting rod.
4. The precise cutting and positioning frame for the tunnel steel arch according to claim 1, wherein the first clamping plate and the second clamping plate are both U-shaped clamping frames.
5. The accurate cutting and positioning frame for the tunnel steel arch according to claim 1, wherein the first socket plate comprises a first fixing plate fixedly connected with the second clamping plate, and first clamping grooves clamped into two sides of the I-shaped steel are respectively arranged on two sides of the first fixing plate;
the second plug bush board include both ends respectively with first connecting steel strip and second connecting steel strip end connection's second fixed plate, and be equipped with the second draw-in groove of card income I-steel both sides respectively in second fixed plate both sides.
6. The precise cutting and positioning frame for the tunnel steel arch according to claim 1, wherein there are two first and two second limiting angles on the first and second connection steel bars.
7. The accurate cutting and positioning frame for the tunnel steel arch according to claim 6, wherein the first limit angle, the second limit angle, the third limit angle and the fourth limit angle are all triangular corner blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122093182.XU CN215616109U (en) | 2021-09-01 | 2021-09-01 | Accurate cutting locating rack for tunnel steel arch frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122093182.XU CN215616109U (en) | 2021-09-01 | 2021-09-01 | Accurate cutting locating rack for tunnel steel arch frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215616109U true CN215616109U (en) | 2022-01-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122093182.XU Active CN215616109U (en) | 2021-09-01 | 2021-09-01 | Accurate cutting locating rack for tunnel steel arch frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215616109U (en) |
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2021
- 2021-09-01 CN CN202122093182.XU patent/CN215616109U/en active Active
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