CN107350382B - Arc bending device of mesh welding machine and mesh welding machine - Google Patents
Arc bending device of mesh welding machine and mesh welding machine Download PDFInfo
- Publication number
- CN107350382B CN107350382B CN201710545820.2A CN201710545820A CN107350382B CN 107350382 B CN107350382 B CN 107350382B CN 201710545820 A CN201710545820 A CN 201710545820A CN 107350382 B CN107350382 B CN 107350382B
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- curved
- bending
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- wheel
- adjusting bolt
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- 238000005452 bending Methods 0.000 title claims abstract description 64
- 238000003466 welding Methods 0.000 title claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims description 38
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 230000008859 change Effects 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 abstract description 15
- 239000010959 steel Substances 0.000 abstract description 15
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F1/00—Bending wire other than coiling; Straightening wire
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/22—Nets, wire fabrics or the like
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wire Processing (AREA)
Abstract
The invention belongs to the field of net welding machines, and discloses a net welding machine and a bending device of the net welding machine. According to the structure, the relative positions of each curved bending wheel and the curved fixing wheel matched with the curved bending wheel can be adjusted according to the requirements of different bending radians of the steel bars, so that the curved steel bars meeting the requirements are bent, the bending precision is high, the labor intensity of workers is reduced, and the production efficiency is improved.
Description
Technical Field
The invention relates to the technical field of net welding machines, in particular to an arc bending device of a net welding machine and the net welding machine.
Background
In the tunnel construction process, after the circular hole is dug out by the shield machine, a plurality of arc shield segments are needed to fix the circular hole, so that a firm and safe space is provided for subsequent engineering. The shield segment is an arc shield segment concrete member with different sizes formed after the shield segment steel reinforcement cage is anchored and combined with the concrete. The shield segment steel reinforcement cage comprises a plurality of arc-shaped meshes for shield segments.
Fig. 5 is a schematic structural view of an arc-shaped mesh sheet 100 for a single shield segment. As shown in fig. 5, in the process of producing the arc mesh sheet 100 for a shield segment, it is necessary to straighten the longitudinal bar 1001 and then bend it into a certain arc, weld the straightened transverse bar 1002 of a certain length with the longitudinal bar 1001 at a certain distance, and bend and weld both ends of the inner arc bar and the outer arc bar of the longitudinal bar 1001, respectively.
In the prior art, when bending the longitudinal ribs 1001, the arc-shaped net sheet 100 for a single shield segment is usually produced by adopting simple production equipment, the bending radian is single, the problem of low precision exists, and the arc-shaped net sheet 100 cannot be suitable for bending various radians of the longitudinal ribs 1001. The production is directly carried out manually, the labor intensity is too high, potential safety hazards exist, and the production efficiency is low.
Disclosure of Invention
The invention aims to provide an arc bending device of a mesh welding machine and the mesh welding machine, which can bend steel bars with different radian requirements, and has high bending precision, reduces the labor intensity of workers and improves the production efficiency.
To achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a curved arc device of net welding machine, includes curved arc base, rotate on the curved arc base and install a plurality of transmission shafts, every all the rigid coupling has the curved wheel seat that is located curved arc base upper end on the transmission shaft, be equipped with the curved wheel of the curved arc that can wind self axis pivoted on the curved wheel seat, every rotate on the transmission shaft install with curved arc tight pulley that curved arc tight pulley cooperation was used, the reinforcing bar can be curved into the arc by curved wheel and curved arc tight pulley that a plurality of cooperations were used, rotate the transmission shaft, the curved wheel of curved arc changes with the relative position of the curved arc tight pulley that cooperatees to the regulation the radian that the reinforcing bar was crooked.
Preferably, the device further comprises a gear fixedly connected on the transmission shaft and positioned in the curved base, the gear is meshed with a movable rack arranged in the curved base, the rack is in threaded connection with an adjusting bolt, the adjusting bolt can only rotationally penetrate through the curved base to be arranged, the adjusting bolt is rotated, and the rack moves along the adjusting bolt.
Preferably, the adjusting bolt is fixedly connected with a nut, and the nut is positioned in the curved base and is matched with the nut of the adjusting bolt to limit the axial movement of the adjusting bolt.
Preferably, the polished rod part of the adjusting bolt is fixedly connected with the nut through a cylindrical pin.
Preferably, the transmission shafts are arranged in rows, and gears on two adjacent transmission shafts are arranged in a staggered manner.
Preferably, the bending wheel seat is fixedly arranged on the transmission shaft through a spline.
Preferably, two ends of the transmission shaft are rotatably arranged on the curved base through bearings.
Preferably, the axis of the curved wheel is parallel to the axis of the drive shaft.
The invention also provides a net welding machine which comprises the arc bending device.
The invention has the beneficial effects that: through the structure, the relative positions of each curved wheel and the curved fixed wheel matched with the curved wheel can be adjusted according to the requirements of different curved radians of the steel bars, so that the curved steel bars meeting the requirements are curved, the bending precision is high, the labor intensity of workers is reduced, and the production efficiency is improved.
Drawings
FIG. 1 is a front view of an arc bending apparatus of the present invention;
FIG. 2 is a top view of the arc bending apparatus of the present invention;
FIG. 3 is a cross-sectional view A-A of FIG. 2 in accordance with the present invention;
FIG. 4 is a B-B cross-sectional view of FIG. 2 in accordance with the present invention;
fig. 5 is a schematic view of the prior art curved mesh of the present invention.
In the figure:
1. an arc base; 2. a transmission shaft; 3. a bending wheel seat; 4. an arc bending wheel; 5. an arc fixing wheel; 6. a gear; 7. a rack; 8. adjusting a bolt; 9. a nut; 10. a cylindrical pin; 11. a bearing; 100. an arc-shaped net sheet; 1001. longitudinal ribs; 1002. transverse ribs.
Detailed Description
The technical scheme of the invention is further described below by the specific embodiments with reference to the accompanying drawings.
As shown in fig. 1-4, the invention provides an arc bending device of a mesh welding machine, which comprises an arc bending base 1, wherein a plurality of transmission shafts 2 arranged in rows are rotatably arranged on the arc bending base 1, each transmission shaft 2 is fixedly connected with a bending wheel seat 3 positioned at the upper end of the arc bending base 1, the bending wheel seat 3 is provided with an arc bending wheel 4 capable of rotating around the axis of the bending wheel seat 3, and the axis of the arc bending wheel 4 is parallel to the axis of the transmission shaft 2. The end part of each transmission shaft 2 is rotatably provided with a curved fixed wheel 5, and the curved fixed wheel 5 is positioned above the curved wheel seat 3 and is matched with the curved wheel 4 for use. The straightened steel bar can be bent into an arc shape by a plurality of curved wheels 4 and curved fixed wheels 5 which are matched with each other, and particularly, the straightened steel bar is bent by the curved wheels 4 and the curved fixed wheels 5 after sequentially passing through gaps between the curved wheels 4 and the curved fixed wheels 5 which are matched with each other.
In this embodiment, when the bending radian of the steel bar needs to be adjusted, each transmission shaft 2 can be rotated, so that the transmission shafts 2 are connected with the bending wheel seat 3 to rotate, and further the relative position of the bending wheel 4 on the bending wheel seat 3 and the bending fixed wheel 5 matched with the bending wheel 4 is changed, so as to adjust the bent radian of the steel bar.
In this embodiment, the curved wheel 4 and the curved fixed wheel 5 that will cooperate the use are set up into a set of, and when adjusting the relative position between curved wheel 4 and the curved fixed wheel 5 of every group, the relative position between curved wheel 4 and the curved fixed wheel 5 of every group can be different as required and adjusted for every curved wheel 4 and curved fixed wheel 5 of group homoenergetic reaches best working position, and then when the reinforcing bar passes through between curved fixed wheel 5 of multiunit curved fixed wheel 5 and the curved fixed wheel 4, can form the radian of requirement.
In this embodiment, a gear 6 located in the curved base 1 is fixedly connected to the transmission shaft 2, a rack 7 capable of moving in the curved base 1 is meshed with the gear 6, one end of the rack 7 is in threaded connection with an adjusting bolt 8, the adjusting bolt 8 can only rotatably pass through the curved base 1, specifically, a through hole (not shown in the figure) is formed in the curved base 1, the adjusting bolt 8 passes through the through hole and can rotate, a nut 9 is connected to the adjusting bolt 8 on one side of the through hole located in the curved base 1, and the nut 9 and the adjusting bolt 8 are fixedly connected through a cylindrical pin 10, namely, the axial movement of the adjusting bolt 8 can be limited through the nut 9 and the nut of the adjusting bolt 8, so that the adjusting bolt 8 can only rotate. Through twisting rotation adjusting bolt 8, rack 7 can follow adjusting bolt 8 and remove, and then drive gear 6 by rack 7 and rotate, and gear 6 then drives transmission shaft 2 and rotate, and transmission shaft 2 then drives crooked wheel seat 3 and crooked curved wheel 4 and rotate certain angle, through the rotation of a plurality of transmission shafts 2 for crooked wheel seat 3 and crooked curved wheel 4 that a plurality of transmission shafts 2 drove all can rotate the same or different angle, make each crooked curved wheel 4 reach the best working position, in order to realize the adjustment to the crooked radian of reinforcing bar.
In this embodiment, the gears 6 on two adjacent transmission shafts 2 are staggered up and down, so as to reserve a moving space of the racks 7, and avoid interference between the adjacent racks 7 during movement.
In this embodiment, the bending wheel seat 3 is fixedly mounted on the transmission shaft 2 through a spline (not shown in the figure), so that the bending wheel seat 3 can rotate along with the transmission shaft 2, and further drive the bending wheel 4 to rotate, and change the position relative to the bending fixed wheel 5.
The two ends of the transmission shaft 2 are rotatably arranged on the curved base 1 through bearings 11, so that the rotation performance of the transmission shaft 2 is improved, and the transmission shaft 2 rotates more smoothly.
According to the invention, through the arc bending device, when the steel bar is bent, the relative position of each arc bending wheel 4 and the matched arc fixing wheel 5 can be adjusted according to the requirements of different bending radians of the steel bar, so that the arc steel bar meeting the requirements can be bent. The bending precision of the bending device is higher, the labor intensity of workers is effectively reduced, and the production efficiency is improved.
The invention also provides a net welding machine which comprises the arc bending device and can produce arc-shaped steel bars with different radians.
It is to be understood that the above examples of the present invention are provided for clarity of illustration only and are not limiting of the embodiments of the present invention. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.
Claims (7)
1. The utility model provides a curved arc device of net welding machine, its characterized in that includes curved arc base (1), install a plurality of transmission shafts (2) on curved arc base (1) rotation, every on transmission shaft (2) all rigid coupling have curved wheel seat (3) that are located curved arc base (1) upper end, be equipped with curved arc bending wheel (4) that can rotate around self axis on curved wheel seat (3), every on transmission shaft (2) rotate install curved fixed wheel (5) that use with curved arc bending wheel (4) cooperation, the reinforcing bar can be curved into the arc by curved wheel (4) and curved fixed wheel (5) of a plurality of cooperation use, rotate transmission shaft (2), curved wheel (4) change with the curved fixed wheel (5) of cooperation use's relative position to adjust the radian that the reinforcing bar was crooked;
the novel bending machine is characterized by further comprising a gear (6) fixedly connected to the transmission shaft (2) and positioned in the bending base (1), wherein the gear (6) is meshed with a movable rack (7) arranged in the bending base (1), the rack (7) is in threaded connection with an adjusting bolt (8), the adjusting bolt (8) can only rotate and penetrates through the bending base (1), the adjusting bolt (8) is rotated, the rack (7) moves along the adjusting bolt (8), the gear (6) is driven by the rack (7) to rotate, the gear (6) drives the transmission shaft (2) to rotate, and the rotation of a plurality of transmission shafts (2) drives the bending wheel seat (3) and the bending wheel (4) to rotate by the same or different angles, so that the bending wheels (4) reach the optimal working position;
the bending wheel seat (3) is fixedly arranged on the transmission shaft (2) through a spline.
2. The arc bending device of the mesh welding machine according to claim 1, wherein a nut (9) is fixedly connected to the adjusting bolt (8), the nut (9) is located in the arc bending base (1) and is matched with a nut of the adjusting bolt (8) to limit the axial movement of the adjusting bolt (8).
3. The arc bending device of the mesh welding machine according to claim 2, wherein the polished rod part of the adjusting bolt (8) is fixedly connected with the nut (9) through a cylindrical pin (10).
4. A net welder arc bending device according to claim 3, characterized in that a plurality of transmission shafts (2) are arranged in rows, and gears (6) on two adjacent transmission shafts (2) are arranged in a staggered manner.
5. The arc bending device of the mesh welding machine according to claim 1, wherein two ends of the transmission shaft (2) are rotatably arranged on the arc bending base (1) through bearings (11).
6. The arc bending device of a mesh welding machine according to claim 1, characterized in that the axis of the arc bending wheel (4) is parallel to the axis of the drive shaft (2).
7. A wire bonding machine comprising an arc bending apparatus according to any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710545820.2A CN107350382B (en) | 2017-07-06 | 2017-07-06 | Arc bending device of mesh welding machine and mesh welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710545820.2A CN107350382B (en) | 2017-07-06 | 2017-07-06 | Arc bending device of mesh welding machine and mesh welding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107350382A CN107350382A (en) | 2017-11-17 |
| CN107350382B true CN107350382B (en) | 2023-12-05 |
Family
ID=60292244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710545820.2A Active CN107350382B (en) | 2017-07-06 | 2017-07-06 | Arc bending device of mesh welding machine and mesh welding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107350382B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109047571B (en) * | 2018-08-09 | 2024-02-27 | 建科机械（天津）股份有限公司 | Steel bar bending machine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201871639U (en) * | 2010-12-05 | 2011-06-22 | 丁国民 | Bending mechanism of steel bar hoop bender |
| CN102240756A (en) * | 2011-05-26 | 2011-11-16 | 苏州嘉鹏钢筋技术有限公司 | Reinforcing steel bar bidirectional bending machine |
| CN203061772U (en) * | 2013-02-11 | 2013-07-17 | 卢华林 | Automatic hoop bending machine |
| CN205732695U (en) * | 2016-04-17 | 2016-11-30 | 温州市龙湾永兴利澳轧管厂 | A kind of architectural engineering angle-bender |
| CN206981638U (en) * | 2017-07-06 | 2018-02-09 | 建科机械（天津）股份有限公司 | A kind of reinforcing bar arc-bending device and welding machine of mesh |
-
2017
- 2017-07-06 CN CN201710545820.2A patent/CN107350382B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201871639U (en) * | 2010-12-05 | 2011-06-22 | 丁国民 | Bending mechanism of steel bar hoop bender |
| CN102240756A (en) * | 2011-05-26 | 2011-11-16 | 苏州嘉鹏钢筋技术有限公司 | Reinforcing steel bar bidirectional bending machine |
| CN203061772U (en) * | 2013-02-11 | 2013-07-17 | 卢华林 | Automatic hoop bending machine |
| CN205732695U (en) * | 2016-04-17 | 2016-11-30 | 温州市龙湾永兴利澳轧管厂 | A kind of architectural engineering angle-bender |
| CN206981638U (en) * | 2017-07-06 | 2018-02-09 | 建科机械（天津）股份有限公司 | A kind of reinforcing bar arc-bending device and welding machine of mesh |
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| Publication number | Publication date |
|---|---|
| CN107350382A (en) | 2017-11-17 |
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