CN110496883B - Be applied to bending pipe equipment that economizer was made - Google Patents
Be applied to bending pipe equipment that economizer was made Download PDFInfo
- Publication number
- CN110496883B CN110496883B CN201910566790.2A CN201910566790A CN110496883B CN 110496883 B CN110496883 B CN 110496883B CN 201910566790 A CN201910566790 A CN 201910566790A CN 110496883 B CN110496883 B CN 110496883B
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- Prior art keywords
- arc
- gear
- seat
- workbench
- economizer
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- 238000005452 bending Methods 0.000 title claims abstract description 22
- 230000005540 biological transmission Effects 0.000 claims abstract description 14
- 238000004519 manufacturing process Methods 0.000 claims abstract description 10
- 230000007246 mechanism Effects 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims description 3
- 239000003245 coal Substances 0.000 claims description 2
- 229910000975 Carbon steel Inorganic materials 0.000 abstract description 16
- 239000010962 carbon steel Substances 0.000 abstract description 16
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
- B21D11/06—Bending into helical or spiral form; Forming a succession of return bends, e.g. serpentine form
- B21D11/07—Making serpentine-shaped articles by bending essentially in one plane
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
- Gear Transmission (AREA)
Abstract
The invention relates to pipe bending equipment applied to the manufacture of an economizer, which comprises a workbench, wherein a front limit seat, a double-layer frame and a middle limit seat are arranged at the upper left part of the workbench, and a rear cover seat is arranged at the upper right part of the workbench. Two arc through grooves which are communicated with each other are formed in the middle of the double-layer frame; a vertical rod is arranged in the two arc-shaped through grooves in a sliding manner, the lower end of the vertical rod is connected with a U-shaped driving frame, and the upper end of the vertical rod is connected with a driving assembly; the driving assembly is connected with a screw rod transmission mechanism connected with the rear cover seat. The invention has high degree of automation, and can realize the alternate forward and backward opposite bending of the linear carbon steel pipe by the alternate meshing transmission of the gear teeth, thereby realizing the automatic bending of the carbon steel pipe into a specific serpentine shape and facilitating the processing and manufacturing of the economizer.
Description
Technical Field
The invention relates to the field of machining, in particular to pipe bending equipment applied to the manufacture of an economizer.
Background
The economizer is a device which is arranged at the lower part of a boiler tail flue and is used for recovering the waste heat of discharged smoke, and the main body component of the economizer is a curved carbon steel pipe, so the economizer is also called a coiled pipe, when the length of the original linear carbon steel pipe is relatively longer in the processing process of the economizer, the original linear carbon steel pipe can be directly bent into a specific serpentine shape for a plurality of times, but the problem is that in the actual bending process, the bending directions of every two adjacent times are opposite, so the traditional mechanical equipment is difficult to realize the bending forming.
Disclosure of Invention
The invention provides a pipe bending device applied to the manufacture of an economizer for bending a linear carbon steel pipe.
The technical problems to be solved by the invention are realized by adopting the following technical scheme:
the utility model provides a be applied to bending equipment that economizer was made, includes the workstation, preceding spacing seat, double-deck frame and well spacing seat are installed to workstation upper left portion, and workstation upper right portion is equipped with the back cover seat.
Two arc through grooves which are communicated with each other are formed in the middle of the double-layer frame; a vertical rod is arranged in the two arc-shaped through grooves in a sliding manner, the lower end of the vertical rod is connected with a U-shaped driving frame, and the upper end of the vertical rod is connected with a driving assembly; the driving assembly is connected with a screw rod transmission mechanism connected with the rear cover seat.
The middle parts of the front limiting seat and the middle limiting seat are respectively provided with an arc clamping groove; the left front side and the left rear side of the front limiting seat are provided with arc-shaped surfaces; the left side of the back cover seat is provided with a placing groove.
The central angle corresponding to each arc-shaped surface, each arc-shaped clamping groove and each arc-shaped through groove is 180 degrees.
The drive control assembly comprises a motor and a guide rail which are arranged at the upper part of the double-layer frame, the motor is connected with an incomplete gear, and the incomplete gear is respectively meshed with a front gear and a rear gear; the guide rail is provided with a sliding rod in a sliding manner, the sliding rod is provided with a matching groove, and a protruding block which is arranged on the lower end face of the front gear in an eccentric manner is arranged in the matching groove in a sliding manner.
The front gear and the rear gear are connected with rotating shafts which are arranged on the double-layer frame through bearing seats; the rotary shaft corresponding to the rear gear is provided with a large belt pulley, the large belt pulley is connected with a belt, the belt is connected with a small belt pulley, and the small belt pulley is connected with a lower shaft which is arranged on the workbench through a bearing.
The screw rod transmission mechanism comprises a sliding rail and a screw rod which are respectively arranged on the workbench in a fixed mode and a bearing seat installation mode; the sliding rail is horizontally and slidably connected with the rear cover seat, and the lead screw is in threaded connection with the rear cover seat; the right side of the screw rod is provided with a bevel gear A, and the bevel gear A is meshed with a bevel gear B arranged on the lower shaft.
And the left side and the right side on the sliding rod are provided with air cylinders.
The beneficial effects of the invention are as follows:
the invention has high degree of automation, and can realize the alternate forward and backward opposite bending of the linear carbon steel pipe by the alternate meshing transmission of the gear teeth, thereby realizing the automatic bending of the carbon steel pipe into a specific serpentine shape and facilitating the processing and manufacturing of the economizer.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a front view of the present invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is a section view of section B-B of FIG. 1;
FIG. 4 is a cross-sectional view of C-C of FIG. 1;
FIG. 5 is a left side view of the drive rack;
FIG. 6 is a left side view of the front limit mount;
FIG. 7 is a left side view of the center stop seat;
fig. 8 is an effect diagram of the present invention.
Detailed Description
In order to make the technical solution of the present invention better understood by a person skilled in the art, the present invention will be more clearly and more fully described below with reference to the accompanying drawings in the embodiments, and of course, the described embodiments are only a part of, but not all of, the present invention, and other embodiments obtained by a person skilled in the art without making any inventive effort are within the scope of the present invention.
As shown in fig. 1 to 7, the pipe bending device applied to the manufacture of the coal economizer comprises a workbench 1, wherein a front limit seat 2, a double-layer frame 3 and a middle limit seat 4 are arranged at the left part of the workbench 1, and a rear cover seat 5 is arranged at the right part of the workbench 1.
Two arc through grooves 3a which are communicated with each other are formed in the middle of the double-layer frame 3; a vertical rod 7 is arranged in the two arc-shaped through grooves 3a in a sliding manner, the lower end of the vertical rod 7 is connected with a U-shaped driving frame 8, and the upper end of the vertical rod 7 is connected with a driving component; the driving assembly is connected with a screw transmission mechanism connected with the rear cover seat 5.
Arc clamping grooves 6 are formed in the middle of the front limiting seat 2 and the middle limiting seat 4; the left front side and the left rear side of the front limiting seat 2 are respectively provided with an arc-shaped surface 2a; the left side of the back cover seat 5 is provided with a placing groove 5a.
The central angles corresponding to each arc-shaped surface 2a, each arc-shaped clamping groove 6 and each arc-shaped through groove 3a are all 180 degrees.
The drive control assembly comprises a motor 9 and a guide rail 13 which are arranged at the upper part of the double-layer frame 3, wherein the motor 9 is connected with an incomplete gear 10, and the incomplete gear 10 is respectively meshed with a front gear 11 and a rear gear 12; the guide rail 13 is slidably provided with a slide bar 14, the slide bar 14 is provided with a matching groove 14a, and a protruding block 11a which is eccentrically arranged on the lower end surface of the front gear 11 is slidably arranged in the matching groove 14 a.
The front gear 11 and the rear gear 12 are connected with rotating shafts which are arranged on the double-layer frame 3 through bearing seats; a large belt pulley 16 is arranged on a rotating shaft corresponding to the rear gear 12, the large belt pulley 16 is connected with a belt 17, the belt 17 is connected with a small belt pulley 18, and the small belt pulley 18 is connected with a lower shaft 19 which is arranged on the workbench 1 through a bearing;
the screw transmission mechanism comprises a sliding rail 20 and a screw 21 which are respectively arranged on the workbench 1 in a fixed mode and a bearing seat installation mode; the sliding rail 20 is horizontally and slidably connected with the rear cover seat 5, and the lead screw 21 is in threaded connection with the rear cover seat 5; a bevel gear A22 is arranged on the right side of the screw 21, and the bevel gear A22 is meshed with a bevel gear B23 arranged on the lower shaft 19.
The left side and the right side of the slide bar 14 are respectively provided with a cylinder 24.
In the initial state, the vertical rod 7 is positioned in the area between the two arc-shaped through grooves 3 a. Before use, the right end of the carbon steel pipe with long length and straight line shape is inserted into the placing groove 5a, so that the lower part of the left end of the carbon steel pipe respectively passes through the arc clamping grooves 6 of the front limit seat 2 and the middle limit seat 4, and the upper part of the left end of the carbon steel pipe passes through the middle part of the driving frame 8.
When the invention is used, the motor 9 can drive the incomplete gear 10 to rotate at a constant speed, so that the incomplete gear 10 can be respectively in alternate meshing transmission with the front gear 11 and the rear gear 12, and the following four steps can be circularly and sequentially executed:
first, when the incomplete gear 10 and the front gear 11 are engaged and driven for the first time, the front gear 11 rotates 180 degrees, and the protrusion 11a rotates 180 degrees in the front area of the front gear 11 to drive the slide bar 14 to slide back and forth once in the front position, wherein at the initial point of the forward sliding and the backward sliding, the vertical bar 7 can be pushed in a assisted manner in the horizontal direction by the shaft of the air cylinder 24, so that the vertical bar 7 and the driving frame 8 can slide back and forth along the arc track of the arc through groove 3a on the front side, and the driving frame 8 can bend the straight line part of the carbon steel tube along the arc surface 2a on the front side in the forward sliding process. And the backward sliding of the driving frame 8 can realize the reset of the driving frame 8.
In the second step, when the incomplete gear 10 and the rear gear 12 are engaged and driven for the first time, the screw 21 is rotated at a constant speed by the variable speed transmission and bevel gear transmission of the belt 17, and the rear cover seat 5 and the right part of the carbon steel pipe are slidingly supplied to the left under the action of the screw nut transmission so as to continue bending the same.
Third, when the incomplete gear 10 and the front gear 11 are engaged and driven for the second time, the front gear 11 rotates 180 degrees, and the protrusion 11a rotates 180 degrees in the rear area of the front gear 11 to drive the slide bar 14 to slide back and forth once in the rear position, wherein at the initial point of the backward sliding and forward sliding, the vertical bar 7 can be pushed in a assisted manner in the horizontal direction by the shaft of the air cylinder 24, so that the vertical bar 7 and the driving frame 8 can slide back and forth along the arc track of the arc through groove 3a on the rear side, and the driving frame 8 can bend the straight line part of the carbon steel tube along the arc surface 2a on the rear side in the backward sliding process. And forward sliding of the drive rack 8 enables resetting of the drive rack 8 itself.
Fourth, when the incomplete gear 10 and the rear gear 12 perform the second engagement transmission, the carbon steel pipe continues to be supplied to the left.
Therefore, by sequentially performing the above four steps in a loop, it is possible to bend the linear carbon steel pipe into a serpentine shape as shown in fig. 8, and the bending process is completed.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. Be applied to bending apparatus that economizer made, including workstation (1), its characterized in that: a front limit seat (2), a double-layer frame (3) and a middle limit seat (4) are arranged at the upper left part of the workbench (1), and a rear cover seat (5) is arranged at the upper right part of the workbench (1);
two arc through grooves (3 a) which are communicated with each other are formed in the middle of the double-layer frame (3); a vertical rod (7) is arranged in the two arc-shaped through grooves (3 a) in a sliding manner, the lower end of the vertical rod (7) is connected with a U-shaped driving frame (8), and the upper end of the vertical rod (7) is connected with a driving assembly; the driving component is connected with a screw rod transmission mechanism connected with the rear cover seat (5); arc-shaped clamping grooves (6) are formed in the middle of the front limiting seat (2) and the middle limiting seat (4); the left front side and the left rear side of the front limit seat (2) are respectively provided with an arc-shaped surface (2 a); a placing groove (5 a) is arranged on the left side of the rear cover seat (5); the driving assembly comprises a motor (9) and a guide rail (13) which are arranged at the upper part of the double-layer frame (3), the motor (9) is connected with an incomplete gear (10), and the incomplete gear (10) is respectively meshed with a front gear (11) and a rear gear (12); a slide bar (14) is slidably arranged on the guide rail (13), a matching groove (14 a) is formed in the slide bar (14), and the upper part of the vertical bar (7) is slidably arranged in the matching groove (14 a); the fitting groove (14 a) is slidably fitted with a projection (11 a) eccentrically provided on the lower end face of the front gear (11).
2. The pipe bending apparatus for use in economizer manufacturing according to claim 1, wherein: the central angles corresponding to each arc-shaped surface (2 a), each arc-shaped clamping groove (6) and each arc-shaped through groove (3 a) are 180 degrees.
3. The pipe bending apparatus for use in economizer manufacturing according to claim 1, wherein: the front gear (11) and the rear gear (12) are connected with rotating shafts which are arranged on the double-layer frame (3) through bearing seats; a large belt wheel (16) is arranged on a rotating shaft corresponding to the rear gear (12), the large belt wheel (16) is connected with a belt (17), the belt (17) is connected with a small belt wheel (18), and the small belt wheel (18) is connected with a lower shaft (19) which is arranged on the workbench (1) through a bearing.
4. A pipe bending apparatus for use in the manufacture of coal economizers according to claim 3, wherein: the screw rod transmission mechanism comprises a sliding rail (20) and a screw rod (21) which are respectively arranged on the workbench (1) in a fixed mode and a bearing seat installation mode; the sliding rail (20) is horizontally and slidably connected with the rear cover seat (5), and the lead screw (21) is in threaded connection with the rear cover seat (5); a bevel gear A (22) is arranged on the right side of the screw rod (21), and the bevel gear A (22) is meshed with a bevel gear B (23) arranged on the lower shaft (19).
5. The pipe bending apparatus for use in economizer manufacturing according to claim 1, wherein: and the left side and the right side of the upper slide bar (14) are respectively provided with an air cylinder (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910566790.2A CN110496883B (en) | 2019-06-27 | 2019-06-27 | Be applied to bending pipe equipment that economizer was made |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910566790.2A CN110496883B (en) | 2019-06-27 | 2019-06-27 | Be applied to bending pipe equipment that economizer was made |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110496883A CN110496883A (en) | 2019-11-26 |
| CN110496883B true CN110496883B (en) | 2024-03-26 |
Family
ID=68585960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910566790.2A Active CN110496883B (en) | 2019-06-27 | 2019-06-27 | Be applied to bending pipe equipment that economizer was made |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110496883B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112091018B (en) * | 2020-09-05 | 2021-08-27 | 南京幸庄科技创新产业园管理有限公司 | Biomass boiler power generation economizer elbow machining equipment and machining process |
| CN112705601A (en) * | 2020-12-09 | 2021-04-27 | 国网河南省电力公司孟州市供电公司 | Electric power threading iron pipe bending machine |
| CN112792184B (en) * | 2020-12-23 | 2024-04-02 | 芜湖国天汽车零部件制造有限公司 | Bidirectional bending machine for batch copper bars |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH275874A (en) * | 1948-09-18 | 1951-06-15 | Bundy Tubing Co | Machine for shaping elongated parts. |
| GB1377045A (en) * | 1973-01-23 | 1974-12-11 | Tsniitmash | Machine for sinuously bending a pipe |
| CN103846327A (en) * | 2013-06-21 | 2014-06-11 | 汤红庆 | Pipe-bending machine |
| CN205042946U (en) * | 2015-09-11 | 2016-02-24 | 安徽苏立电热科技股份有限公司 | Two -way bending machine of electrothermal tube |
| CN107081358A (en) * | 2017-05-09 | 2017-08-22 | 芜湖思科生产力促进中心有限公司 | A kind of pipe bender |
| CN107127234A (en) * | 2017-06-24 | 2017-09-05 | 芜湖市泰能电热器具有限公司 | It is a kind of can continuous automatic bend pipe device |
| CN109127823A (en) * | 2018-08-24 | 2019-01-04 | 白尊敏 | S bend pipe automatic pipebender |
| CN210907550U (en) * | 2019-06-27 | 2020-07-03 | 安徽宇航工业设备有限公司 | Be applied to return bend equipment that economizer was made |
-
2019
- 2019-06-27 CN CN201910566790.2A patent/CN110496883B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH275874A (en) * | 1948-09-18 | 1951-06-15 | Bundy Tubing Co | Machine for shaping elongated parts. |
| GB1377045A (en) * | 1973-01-23 | 1974-12-11 | Tsniitmash | Machine for sinuously bending a pipe |
| CN103846327A (en) * | 2013-06-21 | 2014-06-11 | 汤红庆 | Pipe-bending machine |
| CN205042946U (en) * | 2015-09-11 | 2016-02-24 | 安徽苏立电热科技股份有限公司 | Two -way bending machine of electrothermal tube |
| CN107081358A (en) * | 2017-05-09 | 2017-08-22 | 芜湖思科生产力促进中心有限公司 | A kind of pipe bender |
| CN107127234A (en) * | 2017-06-24 | 2017-09-05 | 芜湖市泰能电热器具有限公司 | It is a kind of can continuous automatic bend pipe device |
| CN109127823A (en) * | 2018-08-24 | 2019-01-04 | 白尊敏 | S bend pipe automatic pipebender |
| CN210907550U (en) * | 2019-06-27 | 2020-07-03 | 安徽宇航工业设备有限公司 | Be applied to return bend equipment that economizer was made |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110496883A (en) | 2019-11-26 |
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| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 241000 Taishan Road, Wuhu economic and Technological Development Zone, Anhui Applicant after: Anhui Aerospace Industrial Equipment Co.,Ltd. Address before: 241000 Taishan Road, Wuhu economic and Technological Development Zone, Anhui Applicant before: Wuhu Yuli Boiler Co.,Ltd. |
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Address after: 241000 Taishan Road, Wuhu economic and Technological Development Zone, Anhui Applicant after: Wuhu Aerospace Industrial Equipment Co.,Ltd. Address before: 241000 Taishan Road, Wuhu economic and Technological Development Zone, Anhui Applicant before: Anhui Aerospace Industrial Equipment Co.,Ltd. |
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