CN210701857U - Positioning mechanism for bent pipe - Google Patents

Abstract

The utility model discloses a positioning mechanism for return bend relates to the steel pipe machining field, need use not unidimensional positioning mechanism's problem for the steel pipe to different curvatures among the solution prior art. The utility model discloses a hydraulic cylinder, including workstation, cylinder sleeve, supporting frame, supporting leg, fastening screw, clamping piece, electric jar, clamping piece, electric jar, clamping piece, electric jar, clamping piece, electric jar, clamping piece.

Description

Positioning mechanism for bent pipe

Technical Field

The utility model relates to a steel pipe machining technical field specifically is a positioning mechanism for return bend.

Background

The return bend adopts complete set bending apparatus to carry out the crooked, divide into two kinds of technologies of cold roasting and hot push, no matter which kind of machine equipment and pipeline, the return bend is used to most, mainly is used for oil transportation, gas transmission, infusion, engineering bridge construction etc. and the pipe bending machine roughly can divide into numerical control pipe bending machine, hydraulic pressure pipe bending machine etc. the usage of pipe bending machine: the hydraulic pipe bender is mainly used for electric power construction, highway construction, boiler, bridge, boats and ships, furniture, pipeline laying and repairing in the aspect of decoration, the hydraulic pipe bender has the advantages of multiple functions, reasonable structure, simple operation, convenient movement, quick installation and the like, the hydraulic pipe bender not only has the pipe bending function, but also can use the oil cylinder as a hydraulic jack, has the characteristics of low price and convenient use relative to numerical control pipe bending equipment, and occupies the leading product position in the domestic pipe bender market.

When the metal bent pipe is applied to different fields, the forming performance indexes of the metal bent pipe, such as wall thickness reduction rate, wall thickness thickening rate, fold degree, ovality, resilience precision and the like, have corresponding standards or requirements, positioning mechanisms with different sizes are required to be used for steel pipes with different bendings, and the cost is higher; therefore, the market urgently needs to develop a positioning mechanism for the elbow to help people to solve the existing problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a positioning mechanism for return bend to the problem of the positioning mechanism that need use not unidimensional to the steel pipe of different curvatures that provides in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a positioning mechanism for a bent pipe comprises a workbench, wherein a motor protective cover is installed on the lower end face of the workbench, heaters are arranged on two sides above the workbench, a graduated scale is arranged on the front end face of the workbench, an oil cylinder sleeve is installed above the workbench, a fixing plate is arranged at the upper end of the oil cylinder sleeve, a rotary screw is arranged on the front end face of the fixing plate, a clamping block is arranged on one side of the rotary screw, a steel pipe is arranged inside the clamping block, a positioning block is installed outside the steel pipe, a supporting frame is installed below the positioning block, supporting legs are installed below the workbench, a through hole is formed in the upper end face of the workbench, a wire inlet is formed in one side of the through hole, fastening screws are installed on two sides of the positioning block, an anti-skid ring is arranged inside the positioning block, and a connecting block is installed at the lower end of the, and an electric cylinder is arranged at the lower end of the fixed plate.

Preferably, the motor protection cover is connected with the workbench through a fixed screw, a radiator is arranged inside the motor protection cover, and a switch button is installed on the front end face of the motor protection cover.

Preferably, the heater passes through fixed screw with the workstation and is connected, the filter screen is installed to one side of heater, the heater is provided with two.

Preferably, the front end and the rear end of the cylinder sleeve are both provided with a fixing plate, the fixing plates are fixedly connected with the through holes through fixing screws, and the through holes and the workbench are integrated.

Preferably, the electric cylinder and the fixing plate are arranged into an integral structure, the fixing plate is movably connected with the clamping block through a rotating screw, and the clamping block is fixedly connected with the steel pipe.

Preferably, the anti-skid ring is connected with the positioning block in an adhesion mode, the steel pipe is attached to the anti-skid ring, the connecting block is connected with the positioning block in a welding mode, internal threads are arranged inside the connecting block, and external threads are arranged at the upper end of the supporting frame.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a setting through the workstation, four rows of through-holes that set up on the workstation, through dismantling cylinder sleeve and locating piece both sides screw, can pass through scale alignment position, thereby change the distance between cylinder sleeve and the locating piece, can make things convenient for locating piece and cylinder sleeve to remove, the electronic jar of steel pipe accessible to different bending degrees changes the height, change the angle of pressing from both sides tight piece through rotatory screw, thereby make the location of return bend accurate, if meet the steel pipe of different diameters size, the locating piece is dismantled to the accessible and is changed, through the inside internal thread of connecting block, can conveniently dismantle, the operation is thus simple, high durability and convenient use, and the work efficiency is improved.

2. The utility model discloses a through the setting of heater, add man-hour to the steel pipe, can open the heater earlier, heat the steel pipe through the heater, make the rigidity on steel pipe surface reduce to can conveniently carry out work, improve operating mass, processing is accomplished the back, and the inside radiator of accessible motor safety cover is cooled down to the steel pipe, and convenient follow-up work promotes work efficiency, convenient to use.

Drawings

Fig. 1 is a front view of a positioning mechanism for a bent pipe according to the present invention;

fig. 2 is a top view of the working table of the present invention;

fig. 3 is a schematic structural diagram of the positioning block of the present invention;

fig. 4 is a schematic structural diagram of the fixing plate of the present invention.

In the figure: 1. a work table; 2. a motor protection cover; 3. a heater; 4. a graduated scale; 5. an oil cylinder sleeve; 6. a fixing plate; 7. rotating the screw; 8. a clamping block; 9. a steel pipe; 10. positioning blocks; 11. a support frame; 12. a support leg; 13. a through hole; 14. a wire inlet; 15. fastening screws; 16. an anti-slip ring; 17. connecting blocks; 18. an electric cylinder.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, the present invention provides an embodiment: a positioning mechanism for a bent pipe comprises a workbench 1, a motor protective cover 2 is installed on the lower end face of the workbench 1, heaters 3 are arranged on two sides above the workbench 1, a graduated scale 4 is arranged on the front end face of the workbench 1, an oil cylinder sleeve 5 is installed above the workbench 1, a fixing plate 6 is arranged at the upper end of the oil cylinder sleeve 5, a rotary screw 7 is arranged on the front end face of the fixing plate 6, a clamping block 8 is arranged on one side of the rotary screw 7, a steel pipe 9 is arranged inside the clamping block 8, a positioning block 10 is installed outside the steel pipe 9, a supporting frame 11 is installed below the positioning block 10, a supporting leg 12 is installed below the workbench 1, a through hole 13 is arranged on the upper end face of the workbench 1, a wire inlet 14 is arranged on one side of the through hole 13, fastening screws 15 are installed on two sides of the positioning block 10, an anti-skid ring 16 is arranged inside the positioning, an electric cylinder 18 is mounted to the lower end of the fixed plate 6.

Further, motor safety cover 2 passes through fixed screw with workstation 1 and is connected, and motor safety cover 2's inside is provided with the radiator, and the switch button is installed to the preceding terminal surface of motor safety cover 2, and after the processing was accomplished, the inside radiator of accessible motor safety cover 2 cooled down steel pipe 9, made things convenient for follow-up work.

Further, the heater 3 is connected with the workbench 1 through a fixing screw, a filter screen is installed on one side of the heater 3, the two heaters 3 are arranged, the steel pipe 9 is heated through the heaters 3, the rigidity of the surface of the steel pipe 9 is reduced, and therefore work can be conducted conveniently.

Further, the fixed plate is all installed to the front end and the rear end of hydro-cylinder sleeve 5, and the fixed plate passes through set screw and through-hole 13 fixed connection, and through-hole 13 sets up structure as an organic whole with workstation 1, and the screw dismantlement in hydro-cylinder sleeve 5 and the both sides of locating piece 10 can be conveniently carried out with four rows of through-holes 13 of setting, adjusts.

Further, electronic jar 18 sets up structure as an organic whole with fixed plate 6, and fixed plate 6 is through rotatory screw 7 and the tight piece 8 swing joint of clamp, presss from both sides tight piece 8 and steel pipe 9 fixed connection, changes the angle of pressing from both sides tight piece 8 through rotatory screw 7 to make the location of return bend accurate.

Further, antiskid circle 16 and locating piece 10 are bound to be connected, and steel pipe 9 and the laminating of antiskid circle 16, connecting block 17 and locating piece 10 welded connection, the inside of connecting block 17 is provided with the internal thread, and the upper end of support frame 11 is provided with the external screw thread, through the inside internal thread of connecting block 17, can conveniently dismantle easy operation, convenient to use improves work efficiency.

The working principle is as follows: when the device is used, the bending size of the steel pipe 9 is measured, screws on two sides of the oil cylinder sleeve 5 and the positioning block 10 are disassembled, the device can be aligned to the position through the graduated scale 4, so that the distance between the oil cylinder sleeve 5 and the positioning block 10 is changed, the positioning block 10 and the oil cylinder sleeve 5 can be conveniently moved, the height of the steel pipe 9 with different bending degrees can be changed through the electric cylinder 18, the angle of the clamping block 8 is changed through rotating the screw 7, if the steel pipe 9 with different diameters is encountered, the positioning block 10 can be replaced through disassembling, the device can be conveniently disassembled through internal threads inside the connecting block 17, after the fixation is completed, when the steel pipe 9 is machined, the heater 3 can be firstly opened, the steel pipe 9 is heated through the heater 3, the rigidity of the surface of the steel pipe 9 is reduced, the work can be conveniently carried out, after the machining is completed, the, the subsequent work is convenient.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a positioning mechanism for return bend, includes workstation (1), its characterized in that: the motor protection cover (2) is installed on the lower end face of the workbench (1), heaters (3) are arranged on two sides of the top of the workbench (1), a graduated scale (4) is arranged on the front end face of the workbench (1), an oil cylinder sleeve (5) is installed on the top of the workbench (1), a fixing plate (6) is arranged at the upper end of the oil cylinder sleeve (5), a rotary screw (7) is arranged on the front end face of the fixing plate (6), a clamping block (8) is arranged on one side of the rotary screw (7), a steel pipe (9) is arranged inside the clamping block (8), a positioning block (10) is installed outside the steel pipe (9), a support frame (11) is installed below the positioning block (10), supporting legs (12) are installed below the workbench (1), and a through hole (13) is formed in the upper end face of the workbench (1), one side of through-hole (13) is provided with inlet (14), fastening screw (15) are all installed to the both sides of locating piece (10), the inside of locating piece (10) is provided with antiskid circle (16), connecting block (17) are installed to the lower extreme of locating piece (10), electronic jar (18) are installed to the lower extreme of fixed plate (6).

2. The positioning mechanism for elbow pipe according to claim 1, wherein: the motor protection cover (2) is connected with the workbench (1) through a fixed screw, a radiator is arranged inside the motor protection cover (2), and a switch key is installed on the front end face of the motor protection cover (2).

3. The positioning mechanism for elbow pipe according to claim 1, wherein: the heater (3) is connected with the workbench (1) through fixing screws, a filter screen is installed on one side of the heater (3), and the heater (3) is provided with two.

4. The positioning mechanism for elbow pipe according to claim 1, wherein: the front end and the rear end of the oil cylinder sleeve (5) are both provided with a fixing plate, the fixing plates are fixedly connected with the through holes (13) through fixing screws, and the through holes (13) and the workbench (1) are arranged into an integral structure.

5. The positioning mechanism for elbow pipe according to claim 1, wherein: the electric cylinder (18) and the fixing plate (6) are arranged into an integral structure, the fixing plate (6) is movably connected with the clamping block (8) through a rotating screw (7), and the clamping block (8) is fixedly connected with the steel pipe (9).

6. The positioning mechanism for elbow pipe according to claim 1, wherein: the anti-skidding ring is adhered to and connected with the positioning block (10), the steel pipe (9) is attached to the anti-skidding ring (16), the connecting block (17) is connected with the positioning block (10) in a welding mode, internal threads are arranged inside the connecting block (17), and external threads are arranged at the upper end of the supporting frame (11).

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