CN108215136B - Pipe bender - Google Patents
Pipe bender Download PDFInfo
- Publication number
- CN108215136B CN108215136B CN201611162966.0A CN201611162966A CN108215136B CN 108215136 B CN108215136 B CN 108215136B CN 201611162966 A CN201611162966 A CN 201611162966A CN 108215136 B CN108215136 B CN 108215136B
- Authority
- CN
- China
- Prior art keywords
- pipe bending
- pipe
- mechanisms
- rib clamping
- groove
- 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.)
- Active
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 107
- 238000005452 bending Methods 0.000 claims abstract description 102
- 238000003825 pressing Methods 0.000 claims abstract description 35
- 210000001503 joint Anatomy 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/02—Bending or folding
- B29C53/08—Bending or folding of tubes or other profiled members
- B29C53/083—Bending or folding of tubes or other profiled members bending longitudinally, i.e. modifying the curvature of the tube axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/80—Component parts, details or accessories; Auxiliary operations
- B29C53/84—Heating or cooling
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
Abstract
The invention discloses a pipe bending machine, which comprises a preheating device and a pipe bending device, wherein the preheating device is arranged on one side of the pipe bending device, the pipe bending device comprises a jacking mechanism and a pressing mechanism, the jacking mechanism comprises a lower support body, the lower support is upwards provided with at least one lower pipe bending mechanism, the pressing mechanism comprises an upper support body, the upper support body is downwards provided with at least one upper pipe bending mechanism, the number of the upper pipe bending mechanisms is the same as that of the lower pipe bending mechanisms, 2 rib clamping mechanisms and rib clamping cylinders respectively connected with the 2 rib clamping mechanisms are arranged between every two adjacent pipe bending mechanisms, and the outer side of the pipe bending mechanism positioned at the edge is provided with 1 rib clamping mechanism and rib clamping cylinders connected with the 1 rib clamping mechanism. The pipe bending machine is provided with the rib clamping mechanism, rib clamping parts in the rib clamping mechanism are close to the bent pipe under the pushing of the cam, and ribs are rapidly formed on two sides of the bent pipe, so that the stability of the bent pipe is enhanced, and the condition that the bent pipe is easy to rebound is avoided.
Description
Technical Field
The invention relates to pipe bending equipment, in particular to a pipe bending machine.
Background
At present, most plastic bent pipes adopt the following technology: the mechanism consists of a preheating device and a pipe bending device, the pipe bending device comprises a pipe bending platform, a plurality of leaning pressing dies which are orderly arranged are arranged on the pipe bending platform, the leaning pressing dies are identical in shape with the cambered surface of the bent plastic pipe, pressing dies are arranged on two sides of the front part of a group of leaning pressing dies, the cambered surfaces of the pressing dies corresponding to the leaning pressing dies are identical in shape with the cambered surface of the bent plastic pipe, a pull rod is arranged on the pressing dies, the pull rod drives the pressing dies to move towards the leaning pressing dies through the return movement of a driving device, and the straight plastic pipe is bent to form a pipe bending structure under the pressing of the pressing dies.
The plastic bent pipe can be bent to a required angle quickly naturally in the technology, but in the practical effect, the bent pipe formed by the hot pressing mode can rebound easily, so that the practical angle cannot meet the requirement.
Disclosure of Invention
The invention aims to solve the technical problem of providing a pipe bending machine, which can solve the problems of poor durability and easy rebound of bending degree of a bent pipe manufactured by the pipe bending machine in the prior art. In order to solve the problems, the invention adopts the following technical scheme:
the invention provides a pipe bending machine, which comprises a preheating device and a pipe bending device, wherein the preheating device is arranged on one side of the pipe bending device, the pipe bending device comprises a jacking mechanism and a pressing mechanism, the jacking mechanism comprises a lower supporting body, the lower supporting body is upwards provided with at least one lower pipe bending mechanism, the lower pipe bending mechanism comprises a lower pipe bending table and a first heater connected with the lower pipe bending table, and the upper part of the lower pipe bending table is provided with a lower pipe bending groove;
the lower support body comprises a support bottom plate and a support side plate, wherein the support side plate is vertically connected with the support bottom plate, and the support bottom plate is connected with a lower elbow mechanism;
the pushing mechanism comprises an upper supporting body, at least one upper pipe bending mechanism is downwards arranged on the upper supporting body, the number of the upper pipe bending mechanisms is the same as that of the lower pipe bending mechanisms, the upper pipe bending mechanism comprises an upper pipe bending table and a second heater connected with the upper pipe bending table, an upper pipe bending groove is formed in the lower part of the upper pipe bending table, 2 rib clamping mechanisms and rib clamping cylinders respectively connected with the 2 rib clamping mechanisms are arranged between every two adjacent pipe bending mechanisms, and 1 rib clamping mechanism and rib clamping cylinders connected with the 1 rib clamping mechanisms are arranged on the outer sides of the pipe bending mechanisms at the edges;
the jacking mechanism is connected with the jacking cylinder, and the pressing mechanism is connected with the pressing cylinder.
Preferably, the support side plate is provided with a chute, and a cam follower is arranged in the chute and connected with the jacking cylinder.
Preferably, the bent pipe groove comprises a horizontal groove and an inclined groove connected with the horizontal groove, the structure of the upper bent pipe groove is the same as that of the lower bent pipe groove, and one side, close to the horizontal groove, of the lower pressing mechanism is connected with the front pressing mechanism.
Preferably, the technical scheme, bar clamping mechanism includes bar clamping part, gear, rack, pivot, cam and extension spring, bar clamping cylinder is connected to the rack, and the rack is vertical to be set up, be equipped with on the rack with rack assorted gear, the gear is connected the pivot, the cam is connected to the pivot, bar clamping part is connected to the cam, the extension spring is connected to bar clamping part.
Preferably, the technical scheme, the lower support body upwards is equipped with 4 lower return bend mechanisms, go up the support body and be equipped with 4 upper return bend mechanisms downwards, lower return bend mechanism with go up return bend mechanism respectively under the promotion of jacking cylinder and lower pressure cylinder two by two butt joint.
Compared with the prior art, the pipe bending machine is provided with the rib clamping mechanism, rib clamping parts in the rib clamping mechanism are close to the bent pipe under the pushing of the convex wheels, and the rib clamping parts are rapidly formed on the two sides of the bent pipe, so that the stability of the bent pipe is enhanced, and the condition that the bent pipe is easy to rebound is avoided.
Drawings
The invention will be described in further detail with reference to the drawings and the specific embodiments.
FIG. 1 is a schematic diagram of a pipe bender according to the present invention;
FIG. 2 is a front view of a pipe bending apparatus of the pipe bending machine of the present invention;
FIG. 3 is a left side view of a bent tube Zhuang Zhu of the tube bending machine of the present invention;
FIG. 4 is a front view of the hold-down mechanism of the pipe bender of the present invention;
FIG. 5 is a rear view of the hold-down mechanism of the pipe bender of the present invention;
FIG. 6 is a schematic structural view of a bar clamping mechanism in the pipe bender of the present invention.
Wherein, the reference numerals specifically explain as follows: the lifting mechanism 1, the pressing mechanism 2, the lifting cylinder 3, the pressing cylinder 4, the rib clamping mechanism 5, the front pressing mechanism 6, the preheating device 7, the lower supporting body 11, the lower bending table 12, the first heater 13, the lower bending groove 14, the supporting bottom plate 15, the supporting side plate 16, the chute 17, the horizontal groove 18, the inclined groove 19, the upper supporting body 21, the upper bending mechanism 22, the upper bending table 23, the second heater 24, the upper bending groove 25, the cam follower 31, the rib clamping cylinder 51, the rack 52, the gear 53, the cam 54, the rotating shaft 55, the rib clamping part 56 and the tension spring 57.
Detailed Description
As shown in fig. 1, the pipe bending machine comprises a preheating device 7 and a pipe bending device, wherein the preheating device 7 is arranged on one side of the pipe bending device, and the pipe bending device comprises a jacking mechanism 1 and a pressing mechanism 2.
As shown in fig. 2 and 3, the jacking mechanism 1 comprises a lower supporting body 11, the lower supporting body 11 comprises a supporting bottom plate 15 and supporting side plates 16, the supporting side plates 16 are vertically connected to two opposite sides of the supporting bottom plate 15, the supporting bottom plate 15 is provided with 4 lower pipe bending mechanisms in turn upwards, each lower pipe bending mechanism comprises a lower pipe bending table 12, the lower pipe bending tables 12 are connected with a first heater 13, a lower pipe bending groove 14 is formed in the upper portion of each lower pipe bending table 12, each lower pipe bending groove 14 comprises a horizontal groove 18 and an inclined groove 19 connected with the horizontal groove 18, a chute 17 is arranged on each supporting side plate 16, a cam follower 31 is arranged in each chute 17, and each cam follower 31 is connected with a jacking cylinder 3. The side of the pressing mechanism 2 near the horizontal groove 18 in the lower bent pipe groove 14 is connected with the front pressing mechanism 6.
As shown in fig. 4 and 5, the pressing mechanism 2 includes an upper support 21, the upper support 21 is provided with 4 upper pipe bending mechanisms 22 downwards, the upper pipe bending mechanisms 22 include an upper pipe bending table 23, the upper pipe bending table 23 is connected with a second heater 24, an upper pipe bending groove 25 is arranged at the lower part of the upper pipe bending table 23, the structure of the upper pipe bending groove 25 is the same as that of the lower pipe bending groove 14, 2 rib clamping mechanisms 5 and 1 rib clamping cylinder 51 are arranged between every 2 adjacent pipe bending mechanisms 22, the rib clamping cylinders 51 are respectively connected with 2 rib clamping mechanisms 5, and the outer side of the pipe bending mechanism 22 at the edge is provided with 1 rib clamping mechanism 5 and the rib clamping cylinder 51 connected with the rib clamping mechanism 5.
As shown in fig. 6, the rib clamping mechanism 5 comprises a rib clamping part 56, a gear 53, a rack 52, a rotating shaft 55 and a cam 54, wherein the rack 52 is connected with a rib clamping cylinder 51, the rack 52 is vertically arranged, the rack 52 is provided with the gear 53 matched with the rack 52, the gear 53 is connected with the rotating shaft 55, the rotating shaft 55 is connected with the cam 54, the cam 54 is connected with the rib clamping part 56, the rib clamping part 56 is connected with a tension spring 57, and the tension spring 57 is shown in fig. 4.
The working process comprises the following steps: after the plastic suction pipe is placed in the lower bent pipe groove 14 after being softened, the jacking cylinder 3 acts to push the cam follower 31 to move forwards along the chute 17, and the lower support 11 is lifted to push the lower bent pipe mechanism to lift while the cam follower 31 moves in the chute 17 due to the fact that the chute 17 is of a structure with a high back and a low front. Meanwhile, the pressing cylinder 4 in the pressing mechanism 2 works to push the whole pressing mechanism 4 to descend, the front pressing mechanism 6 firstly presses the plastic suction pipe, so that the front ends of the plastic suction pipes cannot be tilted after the plastic suction pipes are pressed by the lower pipe bending mechanism and the upper pipe bending mechanism 22, after the suction pipes are clamped, the lower pipe bending mechanism and the upper pipe bending mechanism 22 reach a preset temperature under the heating action of the first heater 13 and the second heater 24, and the bent pipe can bend according to the shapes of the lower pipe bending groove 14 and the upper pipe bending groove 25. Then, the three rib clamping cylinders 51 in the middle of the rib clamping mechanism 51 firstly work downwards, and the two rib clamping cylinders 51 next work downwards, because the rib clamping cylinders need to push 2 rib clamping mechanisms 5 in the middle, and the rib clamping cylinders 51 next need to push 1 rib clamping mechanism 5. Before the action of the rib clamping cylinder 51, the rib clamping parts 56 are tensioned through the tension springs 57, so that the two rib clamping parts 56 on two sides of the plastic suction pipe are far away, the rib clamping cylinder 51 moves downwards to push the rack 52 connected with the rib clamping cylinder to descend, the rack 52 is matched with the gear 53, when the rack 52 moves downwards, the gear 53 rotates to drive the rotating shaft 55 to rotate, the cam 54 on the rotating shaft 55 rotates, the cam 54 pushes the rib clamping parts 56, the two rib clamping parts 56 on two sides of the plastic suction pipe are close to each other, and reinforcing ribs are formed on the plastic suction pipe.
The foregoing description of the invention has been presented for purposes of illustration and description, and is not intended to be limiting. Several simple deductions, modifications or substitutions may also be made by a person skilled in the art to which the invention pertains, based on the idea of the invention.
Claims (4)
1. The pipe bending machine is characterized by comprising a preheating device (7) and a pipe bending device, wherein the preheating device (7) is arranged on one side of the pipe bending device, the pipe bending device comprises a jacking mechanism (1) and a pressing mechanism (2), the jacking mechanism (1) comprises a lower supporting body (11), the lower supporting body (11) is upwards provided with at least one lower pipe bending mechanism, the lower pipe bending mechanism comprises a lower pipe bending table (12) and a first heater (13) connected with the lower pipe bending table (12), and a lower pipe bending groove (14) is formed in the upper part of the lower pipe bending table (12);
the lower support body (11) comprises a support bottom plate (15) and a support side plate (16), wherein the support side plate (16) is vertically connected with the support bottom plate (15), and the support bottom plate (15) is connected with a lower pipe bending mechanism;
the pushing mechanism (2) comprises an upper supporting body (21), the upper supporting body (21) is downwards provided with at least one upper pipe bending mechanism (22), the number of the upper pipe bending mechanisms (22) is the same as that of the lower pipe bending mechanisms, the upper pipe bending mechanism (22) comprises an upper pipe bending table (23) and a second heater (24) connected with the upper pipe bending table (23), the lower part of the upper pipe bending table (23) is provided with an upper pipe bending groove (25), 2 pipe clamping mechanisms (5) and rib clamping cylinders (51) respectively connected with the 2 pipe clamping mechanisms (5) are arranged between every two adjacent pipe bending mechanisms, and the outer sides of the pipe bending mechanisms positioned at the edges are provided with 1 pipe clamping mechanism (5) and the rib clamping cylinders (51) connected with the 1 pipe clamping mechanism (5);
the rib clamping mechanism (5) comprises rib clamping parts (56), gears (53), racks (52), a rotating shaft (55), a cam (54) and a tension spring (57), wherein the racks (52) are connected with rib clamping cylinders (51), the racks (52) are vertically arranged, the gears (53) matched with the racks (52) are arranged on the racks (52), the gears (53) are connected with the rotating shaft (55), the rotating shaft (55) is connected with the cam (54), the cam (54) is connected with the rib clamping parts (56), and the rib clamping parts (56) are connected with the tension spring (57);
the jacking mechanism (1) is connected with the jacking air cylinder (3), and the pressing mechanism (2) is connected with the pressing air cylinder (4).
2. A pipe bender as claimed in claim 1, wherein: the support side plate (16) is provided with a chute (17), a cam follower (31) is arranged in the chute (17), and the cam follower (31) is connected with the jacking cylinder (3).
3. A pipe bender as claimed in claim 1, wherein: the lower elbow groove (14) comprises a horizontal groove (18) and an inclined groove (19) connected with the horizontal groove (18), the structure of the upper elbow groove (25) is the same as that of the lower elbow groove (14), and one side, close to the horizontal groove (18), of the lower pressing mechanism (2) is connected with the front pressing mechanism (6).
4. A pipe bender as claimed in claim 1, wherein: the lower support body (11) is upwards provided with 4 lower pipe bending mechanisms, the upper support body (21) is downwards provided with 4 upper pipe bending mechanisms (22), and the lower pipe bending mechanisms and the upper pipe bending mechanisms (22) are respectively in butt joint under the pushing of the jacking air cylinder (3) and the lower pressing air cylinder (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611162966.0A CN108215136B (en) | 2016-12-15 | 2016-12-15 | Pipe bender |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611162966.0A CN108215136B (en) | 2016-12-15 | 2016-12-15 | Pipe bender |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108215136A CN108215136A (en) | 2018-06-29 |
| CN108215136B true CN108215136B (en) | 2023-07-04 |
Family
ID=62651583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611162966.0A Active CN108215136B (en) | 2016-12-15 | 2016-12-15 | Pipe bender |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108215136B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1059892A (en) * | 1966-01-03 | 1967-02-22 | Sassak Frank | Tube bending machine |
| US6192728B1 (en) * | 2000-05-30 | 2001-02-27 | Yin Lin Machine Industrial Co., Ltd | Pipe bending machine accurately controlling bent angles of pipes |
| US7134310B2 (en) * | 2004-11-30 | 2006-11-14 | Ying Lin Machine Industrial Col., Ltd. | Tube bender |
| CN103464550B (en) * | 2012-06-06 | 2016-05-25 | 浙江摩多巴克斯科技股份有限公司 | A kind of pipe fitting pusher of bending machine |
| CN104475511B (en) * | 2014-12-10 | 2016-04-27 | 张家港市华舜机械制造有限公司 | A kind of bending machine shaping for nuclear power evaporator heat-transfer pipe |
| CN204338629U (en) * | 2014-12-10 | 2015-05-20 | 张家港市华舜机械制造有限公司 | A kind of bending machine shaping for nuclear power evaporator heat-transfer pipe |
| CN204564864U (en) * | 2015-01-09 | 2015-08-19 | 吴建波 | The curved integrated pipe bending machine in efficient left and right |
| CN206383493U (en) * | 2016-12-15 | 2017-08-08 | 权星精机（上海）股份有限公司 | Bending machine |
-
2016
- 2016-12-15 CN CN201611162966.0A patent/CN108215136B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN108215136A (en) | 2018-06-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210731482U (en) | Clamping device for welding plates | |
| CN109108162A (en) | A kind of Bending Mould with springback compensation function | |
| CN207563970U (en) | A kind of automatic conveyor of photovoltaic junction box conductive sheet | |
| CN207238834U (en) | A kind of bending equipment | |
| CN211165312U (en) | High-efficient flaring device of major diameter PE tubular product | |
| CN206105374U (en) | Busbar welding bending device | |
| CN108215136B (en) | Pipe bender | |
| CN213826518U (en) | Various steel sheet forming device that bends | |
| CN203635717U (en) | Four-column oil pressure notching equipment for square tubes | |
| CN105082852B (en) | A kind of automatic board embossing machine | |
| CN108787896B (en) | A kind of working method of the Bending Mould with springback compensation function | |
| CN207143100U (en) | Die pressing apparatus for glass heat bender | |
| CN206383493U (en) | Bending machine | |
| CN205416924U (en) | Automatic panel coining mill | |
| CN116374356A (en) | Self-adaptation dyestripping subassembly and dyestripping workstation | |
| CN201604186U (en) | Bamboo splint hot-pressing lengthening machine | |
| KR102208184B1 (en) | A steel tube banding apparatus for shock absorption and steel tube discharge apparatus | |
| CN210010336U (en) | Manual square tube bending machine | |
| CN209971522U (en) | Bending machine for processing plastic plates | |
| CN113198896A (en) | Punch forming process for medical tray | |
| CN106670273A (en) | Small, efficient, mechanical and automatic plate bending equipment | |
| CN103373630B (en) | Cam paper-counting mechanism | |
| CN207839686U (en) | A kind of bender | |
| CN208495455U (en) | A kind of Plate Bending Machine | |
| CN208004538U (en) | Hydrolic plate bender |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 201401 2-3, 7, 152 North Ring Road, Fengxian District, Shanghai. Patentee after: Quanxing intelligent control system engineering (Shanghai) Co.,Ltd. Address before: 201401 2nd-3rd floor, No.152, Huancheng North Road, Fengxian District, Shanghai Patentee before: QUANSTAR MACHINERY (SHANGHAI) CO.,LTD. |
|
| CP03 | Change of name, title or address |