CN204159707U - A kind of hydraulic pipe bender - Google Patents
A kind of hydraulic pipe bender Download PDFInfo
- Publication number
- CN204159707U CN204159707U CN201420486147.1U CN201420486147U CN204159707U CN 204159707 U CN204159707 U CN 204159707U CN 201420486147 U CN201420486147 U CN 201420486147U CN 204159707 U CN204159707 U CN 204159707U
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- CN
- China
- Prior art keywords
- mandrel
- slide block
- supporting seat
- tubing
- propulsion cylinder
- 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.)
- Expired - Fee Related
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Abstract
A kind of hydraulic pipe bender, comprise supporting seat, mandrel and to be set on mandrel and slide block for promoting tubing, one end of mandrel is connected with the end of supporting seat, and this end of supporting seat is provided with the propulsion cylinder be connected with slide block, and the other end of supporting seat is provided with the recess passed through for tubing; The other end of mandrel passes and is connected with the bend pipe mould consistent with its external diameter from this recess, the bottom of supporting seat is provided with the guide rail consistent with mandrel setting direction, described slide block coordinates with guide rail and slides, the piston rod of propulsion cylinder can promote slide block and move along guide rail, and is pushed on bend pipe mould by tubing sheathed on mandrel.The utility model is by the action of propulsion cylinder, tubing is moved along mandrel with slide block, the guide rail coordinated with slide block, can ensure that slide block does not produce deflection in motion process, and, the piston rod speed of the propulsion cylinder be connected with slide block is controlled, avoids the problem that manual operation etc. does not occur became uneven because tubing wall is stressed.
Description
Technical field
The utility model relates to forming elbow technical field, specifically a kind of hydraulic pipe bender.
Background technology
Along with the fast development of China's economy, bend pipe is more and more extensive in the application in the fields such as power construction, construction of road and bridge and oil-gas transportation.For the occasion needing pipe arrangement in many medium-sized and small enterprises or large enterprises, as the bend pipe etc. of the conduit under fluid pressure of the pressure oil pipe in engineering machinery, machine tool plant, the oil pipe of engine and body-building apparatus, the bending machine that function is complete may not be needed, and process being not difficult of pipe fitting, this serial bending machine accepts for making user, and can meet instructions for use, need design its frame for movement simple, control element is few, and price is easily easily accepted by a user.Have in prior art and use hand bending machine, realize bending pipes by hand shaping, its objective for implementation is closely limited to thin-wall pipes, for the tubing that wall thickness is larger, easy appearance because of bending dynamics and speed uneven, cause bent tube section wall wrinkling, and occur the problem of became uneven because of wall discontinuity.And in order to effectively prevent drawing crack and wrinkling, the most general way pours into sand in tubing, but sordid problem cleared up by the sand also existed in tubing inner chamber.
Utility model content
The object of the invention is to overcome the problem that hand bending machine in prior art is difficult to control bending quality, provide one can meet medium-sized and small enterprises demand, and the hydraulic pipe bender making shaping bending quality stable.
The technical scheme that the utility model is adopted for achieving the above object is: a kind of hydraulic pipe bender, comprising supporting seat, to be erected on supporting seat and for the mandrel that carries tubing and to be set on mandrel and slide block for promoting tubing, one end of mandrel is connected with the end of supporting seat, and this end of supporting seat is provided with propulsion cylinder, the piston rod of propulsion cylinder is connected with slide block, and the other end of supporting seat is provided with the recess passed through for tubing; The other end of described mandrel passes and is connected with the bend pipe mould consistent with its external diameter from this recess, described bend pipe mould is all consistent bow of each several part radian, the bottom of supporting seat is provided with the guide rail consistent with mandrel setting direction, described slide block coordinates with guide rail and slides, the piston rod of propulsion cylinder can promote slide block and move along guide rail, and is pushed on bend pipe mould by tubing sheathed on mandrel.
The connecting portion of mandrel and bend pipe mould is provided with heater, can to treating that bending tube material heats by heater.Further, heater comprises the heating element heater, high temperature insulation support, pedestal and the horizon bar that is fixed on pedestal that are electrically connected with heating power supply, high temperature insulation support has two side plates be oppositely arranged, the bottom of two side plates is all hinged on described horizon bar, pedestal is provided with two and lays respectively at outside two side plates in order to support the gripper shoe of high temperature insulation support, two gripper shoes all offering the gathering sill extended along gripper shoe length direction, the sidewall of two side plates being equipped with the fastening bolt for being fixedly connected in gathering sill; Described heating element heater forms by turning to spiral resistance wire, and each spiral coil of described resistance wire coiling is all fixed on two side plates, and resistance wire entirety is arranged in arch.
Wherein, in heater, each spiral coil of resistance wire coiling is all fixed on high temperature insulation support, avoids tubing running to cause the jitter phenomenon of resistance wire, reduce the deflection of resistance wire, and then avoid because resistance wire is out of shape the uneven phenomenon of the heating that causes.
Described propulsion cylinder is two, and the piston rod of two propulsion cylinders is all connected on slide block.Further, be connected with the guide post consistent with mandrel setting direction between the two ends of supporting seat, guide post symmetry is located at the both sides of mandrel, and described slide block is located on two guide posts.The mating reaction of guide post and guide rail, prevents tubing from rocking with producing in slide block moving process, ensure tubing the dimensional accuracy of shaping bend pipe; And, can prevent tubing from producing skew in radial direction.
Beneficial effect: 1, the utility model is by the action of propulsion cylinder, tubing is moved along mandrel with slide block, the guide rail coordinated with slide block, can ensure that slide block does not produce deflection in motion process, and, the piston rod speed of the propulsion cylinder be connected with slide block is controlled, avoids the problem that manual operation etc. does not occur became uneven because tubing wall is stressed; Meanwhile, the guide post of support slipper can coordinate guide rail to play synergy, avoids tubing in slide block movement process to occur jitter phenomenon.
2, the utility model drives tubing to enter in bend pipe mould shaping by propulsion cylinder, solves the problem that hand bending machine is difficult to the larger tubing of forming wall face thickness, can meet the demand of medium-sized and small enterprises.
3, the heater arranged in the utility model, tubing by ressitance spiral center can be heated, between the mandrel being located at transmission tubing due to heater and the bend pipe mould of shaping bend pipe, resistance wire entirety in heating element heater is in arch, the wall of the tubing run on mandrel with certain speed can be made to be heated evenly, making tubing bending in process distortion evenly, avoiding the problem that inner-walls of duct is wrinkling, improve shaping bending quality.
Accompanying drawing explanation
Fig. 1 is floor map of the present utility model;
Fig. 2 is schematic perspective view of the present utility model;
Fig. 3 is the schematic diagram of heater in the utility model.
Reference numeral: 1, supporting seat, 2, mandrel, 3, slide block, 4, propulsion cylinder, 5, bend pipe mould, 6, heater, 7, guide rail, 8, guide post, 9, recess, 10, pedestal, 11, horizon bar, 12, side plate, 13, gripper shoe, 14, gathering sill, 15, fastening bolt, 16, resistance wire, 17, screw.
Detailed description of the invention
As depicted in figs. 1 and 2, a kind of hydraulic pipe bender, comprises supporting seat 1, mandrel 2, slide block 3 and propulsion cylinder 4, and mandrel 2 is longitudinally erected on supporting seat 1, tubing for shaping bend pipe is set in mandrel 2, and described slide block 3 to be set on mandrel 2 and to move along mandrel 2 for promoting tubing.
Wherein, one end of mandrel 2 is connected with the end of supporting seat 1, and this end of supporting seat 1 is provided with propulsion cylinder 4, the piston rod of propulsion cylinder 4 is connected with slide block 3, in order to make the thrust suffered by slide block 3 arrange evenly, propulsion cylinder 4 is set to two, as shown in Figure 2, two propulsion cylinder symmetries are located at the both sides of mandrel 2, and the piston rod of two propulsion cylinders is all connected on slide block 3, and the tubing that slide block 3 pushing set can be made to be located on mandrel 2 moves back and forth along mandrel 2.
The other end of supporting seat 1 is provided with the recess 9 passed through for tubing, the other end of mandrel 2 passes and is connected with the bend pipe mould 5 consistent with its external diameter from this recess 9, bend pipe mould 7 is all consistent bow of each several part radian, the bottom of supporting seat 1 is provided with the guide rail 7 consistent with mandrel 2 setting direction, described slide block 3 coordinates with guide rail 7 and slides, the piston rod of propulsion cylinder 4 can promote slide block 3 and move along guide rail 7, and is pushed on bend pipe mould by tubing sheathed on mandrel 2.
Further, as shown in Figure 2, the guide post 8 consistent with mandrel 2 setting direction is connected with between the two ends of supporting seat 1, guide post 8 symmetry is located at the both sides of mandrel 2, described slide block 3 is located on two guide posts 8, and guide post 8 can play collaborative supporting role with guide rail 7 pairs of slide blocks 3, even if for major-diameter thick-wall tubing, in its motion process, also there will not be skew and jitter phenomenon, guarantee the quality of shaping bend pipe.
Further, heater 6 can also be set at mandrel 2 and the connecting portion of bend pipe mould 5, this heater 6 can be set to intermediate frequency induction heating device, the problem that the bend pipe wall unevenness that when hot bending can avoid traditional bending tube forming, bend pipe chimb tube wall tension is thinning, concave edge wall compression thickens and causes is even.The wherein one of heater arranges form and is: heater 6 comprises the heating element heater be electrically connected with heating power supply, high temperature insulation support, pedestal 10 and the horizon bar 11 be fixed on pedestal 10, high temperature insulation support has two side plates be oppositely arranged 12, the bottom of two side plates 12 is all hinged on described horizon bar 11, pedestal 10 is provided with two and lays respectively at outside two side plates 12 in order to support the gripper shoe 13 of high temperature insulation support, two gripper shoes are all obliquely installed towards horizon bar, two gripper shoes all offer the gathering sill extended along gripper shoe length direction, the sidewall of two side plates is equipped with the fastening bolt for being fixedly connected in gathering sill, described heating element heater forms by turning to spiral resistance wire 16, and each spiral coil of described resistance wire 16 coiling is all fixed on two side plates 12, and resistance wire 16 entirety is arranged in arch.
When adjusting the setting position of high temperature insulation support, first the fastening bolt on side plate being outwarded winding, high temperature insulation support being rotated around its pin joint on horizon bar 11, after turning to correct position, screws fastening bolt, by fixing for side plate on the supporting plate.Treat that tubing passes through from the center of ressitance spiral, to its heating after resistance wire energising.In the specific implementation, between the mandrel that heater is located at transmission pipeline and the mould of shaping bend pipe, the overall resistance wire in arch can make the wall of the pipeline run on mandrel be heated evenly, and avoids pipeline bending in process the problem occurring that inwall is wrinkling.And each spiral coil of resistance wire 16 coiling is all fixed by screws on high temperature insulation support, size and the position of spiral coil can be adjusted according to actual conditions.
Tubing to be formed before use, is set on mandrel 2 by this hydraulic pipe bender, can according to the length relation of tubing and mandrel 2, can disposable on mandrel 2 sheathed multiple tubing; Then adjust heater 6 and the position relationship of tubing on mandrel 2, make the gap uniformity of the two.During work, start heater 6 and propulsion cylinder 4, the piston rod band movable slider 3 of propulsion cylinder 4 slowly moves forward, the tubing of heater 6 to process heats, along with propulsion cylinder 4 ground slowly advances, make the position of close heater 6 on tubing by bend pipe mould 5 flexural deformation, finally realize the evenly shaping of bend pipe.Compared with prior art, the utility model relies on the action of propulsion cylinder 4 to realize the shaping work of tubing, and the thrust inequality avoiding manual operation to exist causes elbow curvature uneven, easily occurs the problem that crumple is out of shape, improve the machining accuracy of bend pipe, and improve the qualification rate of bend pipe.
Claims (5)
1. a hydraulic pipe bender, it is characterized in that: comprise supporting seat (1), to be erected at supporting seat (1) upper and for the mandrel (2) that carries tubing and be set in the upper and slide block (3) for promoting tubing of mandrel (2), one end of mandrel (2) is connected with the end of supporting seat (1), and this end of supporting seat (1) is provided with propulsion cylinder (4), the piston rod of propulsion cylinder (4) is connected with slide block (3), and the other end of supporting seat (1) is provided with the recess (9) passed through for tubing; The other end of described mandrel (2) passes and is connected with the bend pipe mould (5) consistent with its external diameter from this recess (9), described bend pipe mould (7) is all consistent bow of each several part radian, the bottom of supporting seat (1) is provided with the guide rail (7) consistent with mandrel (2) setting direction, described slide block (3) coordinates with guide rail (7) and slides, the piston rod of propulsion cylinder (4) can promote slide block (3) and move along guide rail (7), and is pushed on bend pipe mould by upper for mandrel (2) sheathed tubing.
2. a kind of hydraulic pipe bender according to claim 1, is characterized in that: mandrel (2) is provided with heater (6) with the connecting portion of bend pipe mould (5).
3. a kind of hydraulic pipe bender according to claim 2, it is characterized in that: described heater (6) comprises the heating element heater be electrically connected with heating power supply, high temperature insulation support, pedestal (10) and the horizon bar (11) be fixed on pedestal (10), high temperature insulation support has two side plates be oppositely arranged (12), the bottom of two side plates (12) is all hinged on described horizon bar (11), pedestal (10) is provided with two and lays respectively at two side plate (12) outsides in order to support the gripper shoe (13) of high temperature insulation support, two gripper shoes all offer the gathering sill extended along gripper shoe length direction, the sidewall of two side plates is equipped with the fastening bolt for being fixedly connected in gathering sill, described heating element heater forms by turning to spiral resistance wire (16), and each spiral coil of described resistance wire (16) coiling is all fixed on two side plates (12), and resistance wire (16) entirety is arranged in arch.
4. a kind of hydraulic pipe bender according to claim 1, is characterized in that: described propulsion cylinder (4) is two, and the piston rod of two propulsion cylinders is all connected on slide block.
5. a kind of hydraulic pipe bender according to claim 1, it is characterized in that: between the two ends of described supporting seat (1), be connected with the guide post (8) consistent with mandrel (2) setting direction, guide post (8) symmetry is located at the both sides of mandrel (2), and described slide block (3) is located on two guide posts (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420486147.1U CN204159707U (en) | 2014-08-27 | 2014-08-27 | A kind of hydraulic pipe bender |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420486147.1U CN204159707U (en) | 2014-08-27 | 2014-08-27 | A kind of hydraulic pipe bender |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204159707U true CN204159707U (en) | 2015-02-18 |
Family
ID=52533435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420486147.1U Expired - Fee Related CN204159707U (en) | 2014-08-27 | 2014-08-27 | A kind of hydraulic pipe bender |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204159707U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104174731A (en) * | 2014-08-27 | 2014-12-03 | 河南新开源石化管道有限公司 | Hydraulic pipe bending machine |
| CN109647940A (en) * | 2019-01-22 | 2019-04-19 | 厦门海普锐科技股份有限公司 | The machining center of bending machine and busbar |
| CN116586527A (en) * | 2023-07-18 | 2023-08-15 | 盐山亚汇管业有限公司 | Elbow pushing device and process convenient for feeding |
-
2014
- 2014-08-27 CN CN201420486147.1U patent/CN204159707U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104174731A (en) * | 2014-08-27 | 2014-12-03 | 河南新开源石化管道有限公司 | Hydraulic pipe bending machine |
| CN104174731B (en) * | 2014-08-27 | 2016-09-28 | 河南新开源石化管道有限公司 | A kind of hydraulic pipe bender |
| CN109647940A (en) * | 2019-01-22 | 2019-04-19 | 厦门海普锐科技股份有限公司 | The machining center of bending machine and busbar |
| CN116586527A (en) * | 2023-07-18 | 2023-08-15 | 盐山亚汇管业有限公司 | Elbow pushing device and process convenient for feeding |
| CN116586527B (en) * | 2023-07-18 | 2023-09-05 | 盐山亚汇管业有限公司 | Elbow pushing device and process convenient for feeding |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150218 Termination date: 20200827 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |