A kind of steel strand wires bending device
Technical field
The utility model relates to a kind of steel strand wires bending device.
Background technology
The laying of supply line generally can be divided into electric pole erection mode and underground embedding manner on the ground.Underground embedding manner generally uses in the city, has both guaranteed the reliable and safety of power supply, has increased Urban Public Space again.The electric pole erection mode generally uses in the rural area and the combination area of city and country, has reduced the expense of setting up, and makes things convenient for wiring and maintenance again.At present, when setting up supply line, for guaranteeing line security, reliable, stable, need on stressed unbalanced supply line electric pole, install backguy, the installation position and the line direction of backguy are oppositely arranged.100mm is generally used in backguy
2Steel strand wires, during installing need with 180 ° of the slick and sly doublings of steel strand wires and with lock sleeve locking after be fixed on the underground ground moorstone of burying underground.Owing to there is not special-purpose auxiliary bending device, when bending 180 ° of operations, needs to consume staff's muscle power in a large number, and generally need the two people completion of cooperating.Because 100mm
2Steel strand wires hardness big, and elasticity is strong, Production Time is longer.Will make again if make error, waste time and energy.For the ease of bending, make things convenient for the application of force, general steel strand wires that all can be long to the reservation of two ends, doubling position are cut unnecessary steel strand wires after bending finishes at last, have caused the waste of material.
The utility model content
The technical problem that the utility model will solve is to provide a kind of rational in infrastructure to above-mentioned deficiency, and bending is convenient, and is time saving and energy saving, and helps the steel strand wires bending device of increasing work efficiency.
For solving the problems of the technologies described above; The design feature of these steel strand wires bending device is, comprises support, and positioning cylinder is installed on the support; Also be installed with the locating piece that the periphery with positioning cylinder is provided with at interval on the support; Be hinged with pressure arm on the support, the swinging track plane of pressure arm and positioning cylinder axis normal are provided with, and the pressure arm middle part is equipped with the pinch roller of rotating shaft and the setting of positioning cylinder parallel axes; Positioning cylinder is positioned at the swinging track inboard of pinch roller, and the minimum clearance between positioning cylinder periphery and pinch roller swinging track is more than or equal to the steel strand wires diameter.
The steel strand wires bending device of this structure is to realize that through lever construction bending is convenient, and is time saving and energy saving, and help to increase work efficiency.
Lever construction mainly comprises the pressure arm that is hinged on the support, and pressure arm can be around the relative support swing of hinge.The pinch roller that install at the pressure arm middle part is the critical piece of the external application of force.When the terminal swing of pressure arm dominated by hand, can make the bigger torsion of pinch roller output with less torsion, so just played the laborsaving effect of lever.Positioning cylinder and the locating piece installed on the support are provided with at interval, and gap between the two provides the plug-in mounting space for placing steel strand wires, and when the bending steel strand wires, have played the positioning action to steel strand wires.Because the swinging track plane of pressure arm and positioning cylinder axis normal are provided with; And positioning cylinder is positioned at the swinging track inboard of pinch roller; So when the swing pressure arm, the pinch roller in the swing arm will force to promote the periphery bending of steel strand wires around positioning cylinder, so just play the bending effect to steel strand wires.Bending operation to steel strand wires is carried out around the positioning cylinder periphery, can make the bending part of steel strand wires be graceful circular arc like this, and is not only more smooth and easy when cooperating with the lock sleeve assembling, and also very attractive in appearance after the assembling cooperation.The crooked process radius of steel strand wires depends on the radius of positioning cylinder, when practical operation, can select the positioning cylinder of different-diameter according to actual needs for use.Be provided with the minimum clearance between positioning cylinder periphery and pinch roller swinging track more than or equal to the steel strand wires diameter; Can guarantee that pinch roller has enough spaces at the promotion steel strand wires when positioning cylinder bends; Help to accomplish bending work smoothly, practiced thrift the bending time, improved operating efficiency.
As improvement, the periphery of said positioning cylinder is provided with at least two bulge loops that are provided with at interval.
On the periphery of positioning cylinder, bulge loop is set, the steel strand wires that can limit around the bending of positioning cylinder periphery move diametrically, prevent that steel strand wires from radially skidding, and have played the effect of location steel strand wires, help to guarantee bending precision and success rate.
As further improvement, also be installed with the secondary bulge loop corresponding on the periphery of pinch roller with bulge loop.
The secondary bulge loop corresponding with bulge loop is set on the periphery of pinch roller, can when pinch roller drives the steel strand wires bending, prevents that steel strand wires from skidding on the pinch roller periphery, play guiding steel strand wires overbending direction, guaranteed bending precision and success rate.
As further improving, said positioning cylinder axis horizontal is provided with again, and locating piece is arranged on the positioning cylinder below.
Because the swinging track plane of pressure arm and positioning cylinder axis normal are provided with, so when the positioning cylinder axis horizontal was provided with, the swinging track plane of pressure arm was exactly a perpendicular.When driving the steel strand wires bending through pressure arm and pinch roller, in vertical plane, carry out exactly like this, can utilize the power of the support force on ground as reverse bending or location steel strand wires this moment, a people can operate, and has improved operating efficiency greatly.Locating piece is arranged on positioning cylinder below, not only makes things convenient for plug-in mounting steel strand wires between locating piece and positioning cylinder, and the application of force when more helping pressure arm and pinch roller that steel strand wires are bent, more convenient operation.
As improvement, the locating piece end is installed with spacing ring.
The main effect of spacing ring is that steel strand wires are played position-limiting action, prevents that steel strand wires from skidding on locating piece, has guaranteed to be bent into power, helps to improve bending efficient.
As further improvement, the hinge of pressure arm is a positioning cylinder, is installed with the hinge eyes that cooperates with positioning cylinder end suit on the pressure arm.
With the hinge of positioning cylinder as pressure arm, can make pressure arm and pinch roller in when swing, can coaxial same moved further with the bending track of steel strand wires, guaranteed the uniformity of the application of force in the bending process, help to improve the bending quality.
As a kind of implementation; Said support comprises base, and the sleeve that oral area upwards is provided with is installed on the base, is evenly equipped with sleeve hole on the sleeve; Upper cartridge is fitted with slide bar; Said positioning cylinder and locating piece are arranged on slide bar top, are evenly equipped with the sliding rod hole that cooperates with sleeve hole on the slide bar, are fitted with in the sliding rod hole of sliding rod hole and correspondence to make sleeve and slide bar be positioned at alignment pin together.
Support is arranged to the structure by base support, can be that sleeve and slide bar provide reliable supporting power through base, like this, when bending the application of force through pressure arm, can make entire bracket firmly motionless, helps to accomplish smoothly the bending operation.Through the slip and the locking positioning of slide bar and sleeve, can conveniently regulate the height of functional units such as pressure arm, pinch roller, with operator's operation of convenient different heights.
As improvement; Be installed with the support plate that two parallel interval are provided with on the base; Support plate is provided with the locking hole that is equipped with sleeve hole, and sleeve is inserted between two support plates, and sleeve is fixed together through the locking pin that is inserted in locking hole and the corresponding sleeve hole with support plate; The cover tube bottom is provided with the gripper shoe of extending cartridges sides, is installed with handle on the sleeve outer wall.
Can plug-in mounting locking link together through gripper shoe and locking pin between base and the sleeve, and can dismantle and come, like this can handled easily personnel assembled on site, help to reduce taking up room of these steel strand wires bending device.After the dismounting of sleeve and base is come, sleeve is disposed across on the base between two support plates, again corresponding coincidences with locking hole of sleeve hole afterwards locked with the locking pin insertion, like this, sleeve, slide bar and pressure arm just have been contained in the base transverse set.With the sleeve transverse set be contained in base and locking after, can lift these steel strand wires bending device through the handle on the sleeve, to be convenient for carrying.The gripper shoe of cover tube bottom when sleeve and base are vertically assembled, works to prevent that sleeve and slide bar from rolling.When sleeve and base are laterally assembled, play support fixation sleeve and base, in the time of can avoiding sleeve laterally to place, the sleeve two ends have guaranteed the reliability that horizontal placement connects around the problem of locking pin swing, carry convenient.
In sum, adopt the steel strand wires bending device of this structure rational in infrastructure, bending is convenient, and is time saving and energy saving, help to increase work efficiency, and easy to carry, be particularly suitable for using when a people carries out the steel strand wires bending.
Description of drawings
In conjunction with accompanying drawing the utility model is explained further details:
Structural representation when Fig. 1 vertically assembles for the utility model;
Fig. 2 is the structural representation after each parts is broken up among Fig. 1;
Structural representation when Fig. 3 laterally assembles for the utility model.
Among the figure: 1 is support, and 2 is positioning cylinder, and 3 is locating piece, and 4 is pressure arm, and 5 is pinch roller; 6 is bulge loop, and 7 is secondary bulge loop, and 8 is spacing ring, and 9 is hinge eyes, and 10 is base; 11 is slide bar, and 12 is support plate, and 13 is locking hole, and 14 is sleeve, and 15 is sleeve hole; 16 is locking pin, and 17 is sliding rod hole, and 18 is alignment pin, and 19 is gripper shoe, and 20 is handle.
The specific embodiment
Like Fig. 1, shown in Figure 2, this steel strand wires bending device comprises support 1, is equipped with on support 1 sidewall and support 1 vertically disposed positioning cylinder 2.The periphery of positioning cylinder 2 is provided with two bulge loops 6 that are provided with at interval, bulge loop 6 and positioning cylinder 2 coaxial settings, and two bulge loops 6 form annular groove with positioning cylinder 2 peripheries.When promoting steel strand wires when positioning cylinder bends, can steel strand wires be placed in the annular groove, so just limited the rolling of steel strand wires, and prevented that steel strand wires from radially skidding, played the effect of location steel strand wires, help to guarantee bending precision and success rate.In the present embodiment; The quantity of bulge loop 6 is two, when actual production is made, can be provided with three, four or more a plurality of; Like this; Just can form two, three or more a plurality of annular groove, also just can be simultaneously two, three or many steel strand wires be bent operation simultaneously, help to improve bending efficient.
Also be installed with the locating piece 3 that the periphery with positioning cylinder 2 is provided with at interval on the support 1, gap between the two provides the plug-in mounting space for placing steel strand wires, and when the bending steel strand wires, has played the positioning action to steel strand wires.Be hinged with pressure arm 4 on the support 1, pressure arm 4 can be around relative support 1 swing of hinge.Pressure arm 4 middle parts are equipped with pinch roller 5, pinch roller 5 be under promoting at pressure arm 4 to the critical piece of the steel strand wires application of force.When pressure arm 4 ends dominated by hand are swung, can make the bigger torsion of pinch roller 5 outputs with less torsion, so just played the laborsaving effect of lever.The swinging track plane of pressure arm 4 and positioning cylinder 2 axis normal settings, and positioning cylinder 2 is positioned at the swinging track inboard of pinch roller 5.So when swing pressure arm 4, the pinch roller 5 in the swing arm will force to promote the periphery bending of steel strand wires around positioning cylinder 2, so just play the bending effect to steel strand wires.In the present embodiment, the rotating shaft of positioning cylinder 2 also is the hinge of pressure arm 4, is installed with the hinge eyes 9 that cooperates with positioning cylinder 2 end suits on the pressure arm 4.Can make pressure arm 4 and pinch roller 5 in when swing like this, can coaxial same moved further with the bending track of steel strand wires, guaranteed the uniformity of the application of force in the bending process, help to improve the bending quality.Positioning cylinder 2 axis horizontal settings, locating piece 3 is arranged on the support 1 of positioning cylinder 2 belows.Because the swinging track plane of pressure arm 4 and positioning cylinder 2 axis normal settings, so when positioning cylinder 2 axis horizontal were provided with, the swinging track plane of pressure arm 4 was exactly a perpendicular.When driving the steel strand wires bending through pressure arm 4 with pinch roller 5, in vertical plane, carry out exactly like this, can utilize the power of the support force on ground as reverse bending or location steel strand wires this moment, a people can operate, and has improved operating efficiency greatly.Locating piece 3 is arranged on positioning cylinder 2 belows, not only makes things convenient for plug-in mounting steel strand wires between locating piece 3 and positioning cylinder 2, and the application of force when more helping pressure arm 4 and 5 pairs of steel strand wires of pinch roller to bend, more convenient operation.Locating piece 3 ends are installed with spacing ring 8, and the main effect of spacing ring 8 is that steel strand wires are played position-limiting action, prevent that steel strand wires from skidding on locating piece 3, have guaranteed to be bent into power, help to improve bending efficient.Bending operation to steel strand wires is carried out around positioning cylinder 2 peripheries, can make the bending part of steel strand wires be graceful circular arc like this, and is not only more smooth and easy when cooperating with the lock sleeve assembling, and also very attractive in appearance after the assembling cooperation.
Also be installed with the secondary bulge loop 7 corresponding on the periphery of pinch roller 5, can when pinch roller 5 drives the steel strand wires bending, prevent that steel strand wires from skidding on pinch roller 5 peripheries like this, play a part to guide the steel strand wires overbending direction, guaranteed bending precision and success rate with bulge loop 6.In the present embodiment, positioning cylinder 2 is for adopting roller structure, positioning cylinder 2 one ends.The crooked process radius of steel strand wires depends on the radius of positioning cylinder 2, when practical operation, can select the positioning cylinder 2 of different-diameter according to actual needs for use.Be provided with the minimum clearance between positioning cylinder 2 peripheries and pinch roller 5 swinging tracks more than or equal to the steel strand wires diameter; Can guarantee that pinch roller 5 has enough spaces when promoting steel strand wires around positioning cylinder 2 bendings; Help to accomplish bending work smoothly, practiced thrift the bending time, improved operating efficiency.
In the present embodiment, support 1 comprises base 10, and base 10 is horizontally disposed flat board, and the bottom surface avris of base 10 is provided with and makes base prop up boss overhead.The sleeve 14 that oral area upwards is provided with is installed on the base 10, is fitted with the slide bar 11 that is slidingly matched with sleeve 14 inwalls in the sleeve 14, said positioning cylinder 2 is arranged on slide bar 11 tops with locating piece 3.Base 10 like this, can make entire bracket 1 firmly motionless when bending the application of force through pressure arm 4 for sleeve 14 and slide bar 11 provide reliable supporting power, helps to accomplish smoothly the bending operation.The cross section of sleeve 14 is rectangular box-like, can guarantee that slide bar 11 can only endwisely slip and can not rotate along sleeve 14, helps to guarantee to accomplish smoothly the bending operation.Be evenly equipped with sleeve hole 15 on the sleeve 14, be evenly equipped with the sliding rod hole 17 that cooperates with sleeve hole 15 on the slide bar 11, be fitted with in sliding rod hole 17 and the corresponding sliding rod hole 17 and make sleeve 14 and slide bar 11 be positioned at alignment pin 18 together.Through slip and the locking positioning of slide bar 11, can conveniently regulate the height of functional units such as pressure arm 4, pinch roller 5, with operator's operation of convenient different heights with sleeve 14.
As shown in Figure 3; Base 10 is connected with sleeve 14; Support plate 12 through being installed in two parallel interval settings on the base 10 is realized; Support plate 12 is provided with the locking hole 13 that is equipped with sleeve hole 15, and sleeve 14 is inserted between two support plates 12, and sleeve 14 is fixed together with corresponding sleeve hole 15 interior locking pins 16 through being inserted into locking hole 13 with support plate 12.Can plug-in mounting locking link together through gripper shoe 19 and locking pin 16 between base 10 and the sleeve 14, and can dismantle and come, like this can handled easily personnel assembled on site, help to reduce taking up room of these steel strand wires bending device.When sleeve 14 after 10 dismountings are come with base; Sleeve 14 is disposed across on the base 10 between two support plates 12; Again sleeve hole 15 is inserted locking with locking hole 13 corresponding coincidence backs with locking pin 16, like this, sleeve 14, slide bar 11 and pressure arm 4 just have been contained in base 10 transverse set.Be installed with handle 20 on sleeve 14 outer walls, sleeve 14 transverse set are contained in base 10 and locking after, can lift these steel strand wires bending device through the handle on the sleeve 14 20, to be convenient for carrying.Sleeve 14 bottoms are provided with the gripper shoe 19 of extending sleeve 14 sides.When gripper shoe 19 is vertically assembled with base 10 at sleeve 14, work to prevent that sleeve 14 and slide bar 11 from rolling.When sleeve 14 is laterally assembled with base 10, play support fixation sleeve 14 and base 10, in the time of can avoiding sleeve 14 laterally to place, sleeve 14 two ends have guaranteed the reliability of horizontal placement connection around the problem of locking pin 16 swings, carry convenient.