Automatic threading device for laying power cable
Technical Field
The utility model relates to a threading device specifically indicates an automatic threading device that is used for power cable to lay.
Background
Along with the continuous development of urban construction, the living environment of people is effectively improved, and in order to make the living environment of people better, various cables exposed on the ground are buried underground by urban managers. When various cables are buried, a threading machine is needed to guide the cables into the conduit so as to prevent the cables from being corroded by underground water. At present, the threading machine that we adopted can not send the lead wire into the conduit automatically, needs the manual work to pull the lead wire, this very big increase operator's the amount of labour, the operator just can lead to the lead wire traction efficiency to reduce along with the decline of its physical power in long-term traction work, consequently current threading machine not only has can not send the lead wire into automatically, still has the problem of lead wire leading-in inefficiency to current threading machine can not adapt to city construction's demand yet.
Therefore, it is urgent to provide a threading machine capable of automatically feeding a cable lead into a wire tube and improving the lead-in efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the foretell defect that above-mentioned current threading machine exists, provide an automatic threading device for power cable is laid.
The purpose of the utility model is realized through the following technical scheme: an automatic threading device for laying a power cable comprises a base, a controller, a plurality of retractable supporting arms arranged on the base, a lifting device arranged on the base, two wire pressing devices symmetrically arranged on the lifting device, and a wire feeding device arranged on the lifting device and positioned between the two wire pressing devices; the controller is respectively electrically connected with the wire feeding device and the lifting device; the lifting device is provided with a mounting rack; the wire pressing device and the wire feeding device are respectively movably connected with the mounting frame; and guide plates are arranged between the wire feeding device and the two wire pressing devices.
The lifting device comprises a mounting table arranged on the base, a sliding block arranged on the mounting table and penetrating through the mounting table from top to bottom, a torque motor arranged on the bottom surface of the mounting table and capable of driving the sliding block to slide, a main arm movably arranged at one end of the sliding block above the mounting table, an auxiliary arm arranged on the upper surface of the mounting table and capable of rotating, and a top plate movably connected with the main arm and the auxiliary arm respectively; the main arm is movably connected with the auxiliary arm; the wire pressing device and the wire feeding device are arranged on the top plate; the controller is connected with the torque motor.
Still there is the connecting rod on the slider, still be provided with the screw rod in torque motor's the pivot, the screw rod passes through threaded connection with the connecting rod.
The wire pressing device comprises a supporting wheel fixed on the top plate and an auxiliary positioning wheel movably arranged on the mounting frame and capable of moving up and down, and the auxiliary positioning wheel is located above the supporting wheel.
The wire feeding device comprises a driving motor arranged on the top plate, a driving gear arranged on the driving motor, a driving wheel arranged on the top plate, a driven gear arranged on a rotating shaft of the driving wheel and connected with the driving gear through a chain, and a pressing mechanism movably arranged on the mounting frame and matched with the driving wheel; the controller is electrically connected with the driving motor.
The pressing mechanism comprises a pressing wheel movably arranged on the mounting frame and a spring sleeved on a connecting arm of the pressing wheel and the mounting frame, one end of the spring is connected with the bottom of the mounting frame, and the other end of the spring is connected with the supporting frame of the pressing wheel.
The retractable supporting arms are four in number and are uniformly distributed on four side walls of the base, and each retractable supporting arm comprises a mounting seat, an elastic stretching rod connected with the mounting seat and a supporting plate movably connected with the telescopic end of the elastic stretching rod; the elastic stretching rod is provided with a fixing mechanism, and the mounting seat is provided with a limiting plate.
The fixing mechanism comprises a clamping groove arranged on an outer rod of the elastic extension rod, a supporting seat arranged on an inner rod of the elastic extension rod, and a connecting rod movably connected with the supporting seat and connected with the clamping groove in a plugging mode.
And an anti-skid rubber ring is encircled in the wheel groove of the driving wheel.
The bottom of the supporting plate is provided with an anti-skid rubber block.
Compared with the prior art, the utility model have following advantage and beneficial effect:
(1) the utility model discloses simple structure, the practicality is strong, and the driving motor who send the line device through setting drives the drive wheel and rotates, and this wheel rotates and can send into the pipeline with the cable under the cooperation of pinch roller, simultaneously, and the elevating gear of setting can make this device highly adjust the height of sending the line according to the pipeline, thereby the utility model discloses the current artifical threading of fine area replacement, fine saving the labour, the effectual efficiency that improves the threading.
(2) The utility model discloses the collapsible formula support arm that sets up makes the utility model discloses can be used to the cable erection well of equidimension not, ensured the utility model discloses a practicality.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural diagram of the conveying device of the present invention.
Fig. 3 is a schematic structural view of the driving wheel of the present invention.
In the drawings, the names of the parts corresponding to the reference numerals are as follows:
the anti-skid device comprises a base, a mounting seat, a clamping groove, a supporting plate, a supporting rod, an elastic stretching rod, a supporting seat, a connecting rod, a limiting plate, a secondary arm, a mounting table, a main arm, a supporting wheel, a pressing wheel, a secondary positioning wheel, a guide plate, a driven gear, a spring, a driving wheel, a mounting frame, a top plate, a sliding block, a torque motor, a connecting rod, a threaded rod, a driving gear, a driving motor, an anti-skid rubber ring, a chain and an anti-skid rubber block, wherein the supporting seat is 1-base, the mounting seat is 2-mounting seat, the clamping groove is 3-clamping groove, the supporting plate is 4-supporting plate.
Detailed Description
The present invention will be described in further detail with reference to examples, but the embodiments of the present invention are not limited thereto.
Examples
As shown in figures 1-3, the utility model discloses an automatic threading device for power cable is laid, including base 1, the controller, many retractable support arms, elevating gear, two cord grip send the line device.
During implementation, a plurality of retractable support arms are arranged on the base 1, the number of the retractable support arms is four, and the four retractable support arms are uniformly distributed on the four side walls of the base 1.
The lifting device is arranged on the base 1. The two line pressing devices are symmetrically arranged on the lifting device. The wire feeding device is arranged on the lifting device and is positioned between the two wire pressing devices. The controller is respectively electrically connected with the wire feeding device and the lifting device; the lifting device is provided with a mounting rack 19; the wire pressing device and the wire feeding device are respectively movably connected with the mounting rack 19; and guide plates 15 are arranged between the wire feeding device and the two wire pressing devices.
Further, as shown in fig. 1, the lifting device includes a mounting table 10 disposed on the base 1, a slider 21 disposed on the mounting table 10 and penetrating the mounting table 10 from top to bottom, a torque motor 22 disposed on the bottom surface of the mounting table 10 and capable of driving the slider 21 to slide, a main arm 11 movably disposed on one end of the slider 21 above the mounting table 10, an auxiliary arm 9 disposed on the upper surface of the mounting table 10 and capable of rotating, and a top plate 20 movably connected to the main arm 11 and the auxiliary arm 9, respectively; the main arm 11 is movably connected with the auxiliary arm 9; the wire pressing device and the wire feeding device are arranged on the top plate 20; the controller is connected to the torque motor 22. The slide block 21 is also provided with a connecting rod 23, a rotating shaft of the torque motor 22 is also provided with a screw rod 24, and the screw rod 24 is in threaded connection with the connecting rod 23.
Still further, as shown in fig. 1, the line pressing device comprises a supporting wheel 12 fixed on the top plate 20, and a secondary positioning wheel 14 movably arranged on the mounting frame 19 and capable of moving up and down, wherein the secondary positioning wheel 14 is positioned above the supporting wheel 12. The auxiliary positioning wheel 14 is fixed by screws when in use, and when in use, after a cable passes through a clamping opening formed by the supporting wheel 12 and the auxiliary positioning wheel 14 and contacts with wheel grooves of the supporting wheel 12 and the auxiliary positioning wheel 14, a preset fixing screw rod on the mounting frame 19 is locked.
Meanwhile, as shown in fig. 1 and fig. 2, the wire feeding device includes a driving motor 26 disposed on the top plate 20, a driving gear 25 disposed on the driving motor 26, a driving wheel 18 disposed on the top plate 20, a driven gear 16 disposed on a rotating shaft of the driving wheel 18 and connected to the driving gear 25 through a chain 28, and a pressing mechanism movably disposed on the mounting frame 19 and engaged with the driving wheel 18; the controller is electrically connected to the drive motor 26. In order to ensure the conveying effect, an anti-slip rubber ring 27 is wound in the wheel groove of the driving wheel 18.
Furthermore, as shown in fig. 1, the pressing mechanism includes a pressing wheel 13 movably disposed on the mounting frame 19, and a spring 17 sleeved on a connecting arm between the pressing wheel 13 and the mounting frame 19, and one end of the spring 17 is connected to the bottom of the mounting frame 19, and the other end is connected to the supporting frame of the pressing wheel 13.
As shown in fig. 1, the number of the retractable support arms is four, and the four retractable support arms are uniformly distributed on four side walls of the base 1, and the retractable support arms include a mounting base 2, an elastic stretch rod 5 connected with the mounting base 2, and a support plate 4 movably connected with a retractable end of the elastic stretch rod 5; the elastic stretching rod 5 is provided with a fixing mechanism, and the mounting seat 2 is provided with a limiting plate 8.
As shown in fig. 1, the fixing mechanism includes a locking slot 3 installed on an outer rod of the elastic extension rod 5, a supporting seat 6 installed on an inner rod of the elastic extension rod 5, and a connecting rod 7 movably connected to the supporting seat 6 and connected to the locking slot 3 in a plugging manner. To prevent the device from shifting during installation, a non-slip rubber block 29 is provided at the bottom of the support plate 4. When the device is not used, the connecting rod 7 is fixed in the clamping groove 3, and at the moment, the inner rod of the elastic stretching rod 5 is retracted into the outer rod of the elastic stretching rod 5. When the device is needed to be used, after the device is placed in a pipeline well, the base 1 is firstly pulled out from the clamping groove 3 towards the connecting rods 7 on the retractable supporting arms on the two opposite side walls, the inner rod of the elastic stretching rod 5 is popped out, and the anti-skid rubber block 29 on the supporting plate 4 is in close contact with the pipeline well wall; then the base 1 is pulled out from the clamping groove 3 towards the connecting rods 7 on the retractable supporting arms on the two side walls, the inner rod of the elastic stretching rod 5 is popped out, the anti-skid rubber block 29 on the supporting plate 4 is in close contact with the wall of the pipeline well, and the four retractable supporting arms on the base 1 are in close contact with the wall of the pipeline well, so that the device is firmly fixed at the threading pipe orifice of the pipeline well needing threading.
At this moment, the cable passes through a clamping opening formed by one of the supporting wheels 12 and the auxiliary positioning wheel 14, the cable is led into a transmission wheel 18 and a pressing wheel 13 of the wire feeding device after being led into the guide plate to form a transmission channel, the pressing wheel 13 descends under the action of a spring 17 to press the cable on an anti-skid rubber ring 27 in a wheel groove of the transmission wheel 18, at this moment, a driving motor 26 is started through a controller, the transmission wheel 18 rotates under the action of the driving motor 26 and drives the cable to move forwards, and the cable moves inwards the pipeline, so that the cable is fed into the pipeline. Simultaneously, the elevating gear who sets up can make this device adjust the height of sending the line according to the height of pipeline, thereby the utility model discloses the fine area is replaced current artifical threading, fine saving the labour, the effectual efficiency that improves the threading. The collapsible formula support arm that sets up makes the utility model discloses can be used to the cable erection well of equidimension not, ensured the utility model discloses a practicality.
The utility model discloses a controller is prior art's hand switch, all adopts conventional screw to fix during the part erection joint in this embodiment, also can adopt modes such as welding to fix the adapting unit wiring according to actual need.
As described above, the utility model discloses alright fine realization.