Automatic winding and unwinding device for cable
Technical Field
The utility model relates to a cable roll-up and release technical field especially relate to an automatic roll-up device who receive and releases cable.
Background
When detecting a closed structure such as a pipeline, a pipeline detection robot capable of traveling in the pipeline is generally used for daily inspection, and the robot is generally connected with a cable to perform work in order to ensure the communication function and power supply of the robot.
In the prior art, most of cables are wound on reels, and in the detection process, the cables are manually released to penetrate into a pipeline along with a robot. The cable pre-tightening degree and the walking speed of the robot are observed by eyes, the linear speed of the cable pre-tightening degree and the walking speed of the robot are adjusted manually, and the efficiency is low and the reliability is poor. At least one person is required to hold the cable in hand during working, and the other person observes signals of the robot; the extra labour that has increased, the cost is higher, and when retrieving the cable, the efficiency of manual roll-up is lower, and tired easily.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that an automatic roll-up device that can release and retrieve the cable automatically is provided.
The utility model discloses a solve above-mentioned technical problem through following technical scheme: the utility model provides an automatic roll-up device of receive and release cable, includes the coiling dish, the drive coiling dish pivoted driving motor of roll-up cable, the cable passes a guide assembly, guide assembly include with a reciprocating screw rod complex slider, reciprocating screw rod with coiling dish transmission cooperation.
The utility model discloses a driving motor drive coiling dish rotates the automatic roll-up or the release that realize the cable to support the direction through the direction subassembly, the direction subassembly passes through slider reciprocating motion on reciprocating screw rod, thereby can make the even winding of cable on the coiling dish, reduced intensity of labour and human cost.
Preferably, the winding device further comprises a rack, and the winding disc and the two ends of the reciprocating screw rod are respectively and rotatably arranged on the rack.
Preferably, a sliding rod parallel to the reciprocating screw rod is further fixedly arranged on the rack, and the sliding block is arranged on the sliding rod in a sliding mode.
Preferably, the guide assembly comprises a front guide wheel and a rear guide wheel, and the cable sequentially penetrates through a gap between the two guide wheels.
Preferably, the guide assembly still includes two splint, install respectively on the splint of both sides at the both ends of leading wheel pivot, the both sides of two sets of leading wheels still respectively are provided with a runner, the runner rotates and installs on splint.
Preferably, the guide assembly further comprises a friction wheel and a pressing wheel matched with the friction wheel, the friction wheel and the pressing wheel are located between the two groups of guide wheels, the cable penetrates through a gap between the friction wheel and the pressing wheel, and the pressing wheel presses the cable on the friction wheel.
Preferably, the pinch roller is further coaxially connected with an encoder.
Preferably, the releasing end of the frame is further provided with a bracket, and the bracket comprises a towing rod which is axially parallel to the winding disc and can freely rotate.
Preferably, the reciprocating screw rod is in transmission connection with the winding disc through a chain, a tensioning wheel capable of being in contact with the chain is arranged on the rack, and the position of the tensioning wheel can be adjusted in the vertical direction.
Preferably, one end of the driving motor is powered through the photoelectric slip ring, and the output end of the driving motor is detachably and coaxially connected with the winding disc through the electromagnetic clutch.
Preferably, one end of the reciprocating screw rod is further provided with a square hole, the square hole can be fixedly connected with a handle in an inserting mode, and the handle can drive the reciprocating screw rod and the winding disc to rotate.
Preferably, still be provided with a compression roller frame in the frame, the compression roller frame includes the compression roller and is fixed in the support at compression roller both ends, both ends the support rotates and sets up in the frame, the cover is equipped with the torsional spring in the pivot of support, torsional spring one end is fixed with the frame, and the other end provides with the projection butt on the support and presses the compression roller pressure on the coiling dish, the support sets up in the one side that deviates from the cable direction of stretching out.
Preferably, the bottom of the frame is provided with four rollers, and at least two rollers in front are universal wheels.
The utility model provides an automatic roll-up device of receive and release cable's advantage lies in: the winding disc is driven by the driving motor to rotate to realize automatic winding or releasing of the cable, the guide assembly supports and guides the cable, and the guide assembly reciprocates on the reciprocating screw rod through the sliding block, so that the cable can be uniformly wound on the winding disc, and the labor intensity and the labor cost are reduced.
The length of the cable is accurately counted through the encoder, the defect position is conveniently determined, the pinch roller is guaranteed to rotate along with the cable through the matching of the friction wheel and the pinch roller, and the recorded distance is ensured to be accurate; the reciprocating screw rod and the winding disc are synchronously rotated through a chain, and the cable is arranged along the axial direction by adjusting the position along with the reciprocating screw rod; set up the compression roller frame on the coiling dish and compress tightly the cable, prevent that the cable of roll-up is not hard up.
Drawings
Fig. 1 is a schematic view of a winding disc of a winding device for automatically winding and unwinding a cable and a guide assembly according to an embodiment of the present invention;
fig. 2 is a schematic view of a winding disc of a winding device for automatically winding and unwinding a cable according to an embodiment of the present invention;
fig. 3 is one of schematic diagrams of a winding device for automatically winding and unwinding a cable according to an embodiment of the present invention;
fig. 4 is a schematic view of a guiding assembly of a furling device for automatically reeling and unreeling a cable according to an embodiment of the present invention;
fig. 5 is a second schematic view of the furling device for automatically reeling and unreeling a cable according to the embodiment of the present invention;
fig. 6 is a partially enlarged view of a portion B in fig. 5.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention are described below in detail and completely with reference to the accompanying drawings, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
With reference to fig. 1 and fig. 2, the present embodiment provides a winding device for automatically winding and unwinding a cable, including a winding disc 2 for winding the cable 1 and a driving motor 21 for driving the winding disc 2 to rotate, where the cable 1 passes through a guiding assembly 3, the guiding assembly 3 includes a slider 31 matched with a reciprocating screw rod 4, and the reciprocating screw rod 4 is in transmission fit with the winding disc 2.
According to the embodiment, the winding disc 2 is driven to rotate by the driving motor 21 to realize automatic winding or releasing of the cable, the guide assembly 3 is used for supporting and guiding, the guide assembly 3 reciprocates on the reciprocating screw rod 4 through the sliding block 31, the cable can be uniformly wound on the winding disc 2, and the labor intensity and the labor cost are reduced.
The cable 1 in the embodiment can be various kinds of windable materials such as an electric cable, an optical cable, a rope, a hose and the like, and the thread pitch on the reciprocating screw rod 4 is adaptively set according to the diameter of the cable 1. For example, the cable 1 can be a cable, and the cable is connected with the inspection robot to supply power and communicate in the pipeline inspection process. Preferably, when the pipeline is detected, a photoelectric twin-core zero-buoyancy cable is selected, the wire diameter is small, the weight is light, the flexibility is good, the tensile strength is high, the pipeline detection device can adapt to the complex environment of the pipeline, and the friction resistance in the pipeline and the requirement on the traction force of the robot are reduced.
Referring to fig. 3, the furling device further includes a frame 5, two ends of the winding disc 2 and the reciprocating screw rod 4 are respectively rotatably disposed on the frame 5, and referring to fig. 1, the frame 5 is further fixedly provided with a sliding rod 41 parallel to the reciprocating screw rod 4, the sliding block 31 is in sliding fit with the sliding rod 41, so that the guiding is performed through the sliding rod 41, the sliding block 31 is prevented from rotating on the reciprocating screw rod 4, and the guiding component 3 moves along with the sliding block 31.
Referring to fig. 4, two sets of leading wheels 32 around leading subassembly 3 includes, and cable 1 passes the clearance between two sets of leading wheels 32 in proper order and is connected with external device, leading subassembly 3 still includes two splint 33, install respectively on the splint 33 of both sides at the both ends of the pivot of leading wheel 32, and the both ends of two sets of leading wheels 33 still respectively are provided with a runner 35, runner 35 rotates and installs on splint 33, and is concrete, runner 35 and its pivot (not shown) normal running fit, the both ends of runner 35 pivot are respectively through the bolt fastening on splint 33.
With reference to fig. 1 and 4, a friction wheel 37 and a pressing wheel 38 cooperating with the friction wheel 37 are further disposed on the guide assembly 3, the friction wheel 37 and the pressing wheel 38 are located between the two sets of guide wheels 32, the cable 1 passes through a gap between the friction wheel 37 and the pressing wheel 38, and the pressing wheel can press the cable 1 against the friction wheel 37.
Referring to fig. 4 again, the pinch roller 38 is further coaxially connected with an encoder 39, in the process of winding and unwinding the cable 1, the pinch roller 38 synchronously rotates by means of the friction force of the cable 1, and the length of the cable 1 can be counted through the encoder 39, so that the position of the robot in the pipeline can be determined, and the defect of the pipeline can be located. The friction wheel 37 may be provided with a groove on its surface to prevent the cable 1 from coming out of the gap between the friction wheel 37 and the pinch wheel 38, ensuring proper operation of the guide assembly 3.
Referring to fig. 3, a bracket 6 is fixedly arranged on one side of the frame 5 where the guide assembly 3 is arranged, the bracket 6 includes a towing bar 61 axially parallel to the winding disc 2, two ends of the towing bar 61 are fixedly connected to the frame 5 through supporting plates 62, the towing bar 61 is rotatably matched with the supporting plates 62 at the two ends, respectively, the height of the towing bar 61 is substantially consistent with the height of a group of guide wheels 32 at the tail end of the guide assembly 3, and the cable 1 coming out of the guide assembly 3 can be supported on the towing bar 61 to reduce the friction force of the guide wheels 32 on the cable 1; and does not interfere with the guide assembly 3 following the reciprocating motion of the reciprocating screw 4.
Referring to fig. 1 again, the reciprocating screw rod 4 is in transmission connection with the winding disc 2 through a chain 22, the same ends of the reciprocating screw rod 4 and the winding disc 2 are respectively provided with a transmission wheel 23 matched with the chain 22, so that the reciprocating screw rod 4 and the winding disc 2 synchronously rotate, a tensioning wheel 24 mounted on the frame 5 is further arranged on the path of the chain 22, the position of the tensioning wheel 24 can be adjusted in the vertical direction, and the tensioning wheel 24 can adjust the tensioning degree of the chain 22 and conveniently disassemble and assemble the chain 22.
Combine fig. 1, fig. 5 and fig. 6, still be provided with a compression roller frame 7 in the frame 5, compression roller frame 7 includes compression roller 71 and the support 72 that is fixed in compression roller 71 both ends, both ends support 72 rotates and sets up in frame 5, the cover is equipped with torsional spring 73 in the pivot of support 72, torsional spring 73 one end and frame 5 fixed coordination, the other end and the projection (not shown) butt on the support 72, through torsional spring 73 provides and presses compression roller 71 on coiling dish 2, support 72 sets up in the one side that deviates from the direction that cable 1 stretches out, and guide assembly 3 and compression roller frame 7 branch promptly are in the both sides of coiling dish 2, press through compression roller 71 and prevent that cable 1 is not hard up on coiling dish 2.
With reference to fig. 3 and 5, the bottom of the frame 5 is further provided with four rollers 53, wherein at least the front two rollers 53 are provided as universal wheels to facilitate movement.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.