Cable take-up and pay-off device

Abstract

The utility model discloses a cable take-up and pay-off device which comprises a fixing frame, a wire coil shaft and a cable wire coil, the wire coil shaft is transversely and rotatably connected to the fixing frame, the cable wire coil is fixedly connected to the wire coil shaft, and fixing notches are formed in the two side walls of the cable wire coil; the wire coil shaft is detachably connected with adjusting calipers, the adjusting calipers comprise a fixing disc and a transverse supporting mechanism, the fixing disc is provided with a protruding part, the protruding part is provided with a threaded hole, the transverse supporting mechanism is fixedly connected into the threaded hole, and the end of the transverse supporting mechanism is arranged in the fixing notch in a penetrating mode; the adjusting calipers are arranged on the wire coil shaft, the cable coil is fastened and limited in the length direction of the wire coil shaft after the transverse supporting mechanism on the adjusting calipers is arranged in the fixing notch of the cable coil in a penetrating mode, and then the transverse supporting mechanism is opened to be clamped in the fixing notch, so that the consistency of rotation of the cable coil along with the wire coil shaft is guaranteed, and the cable coil is fixed in the fixing notch. And the problem that the cable drum is fixed unstably due to equipment abrasion or machining precision is solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of cable winding and unwinding, and specifically relates to a cable winding and unwinding device. Background Technique

[0002] A cable is made of one or more mutually insulated conductors and an outer insulating protective layer, and is a wire for transmitting electricity or information from one place to another. A cable reel is a disc-shaped device for winding cables. When winding and unwinding the cable reel, the cable reel needs to be rotationally fixed on a bracket through a rotating shaft, and the cable reel is driven to rotate by the rotation of the rotating shaft for winding and unwinding operations; however, when the cable reel is fixed to the rotating shaft, it is easy to have excessive gaps at the connection between the cable reel and the rotating shaft due to insecure fixation or wear at the connection between the cable reel and the rotating shaft, resulting in jitter or even idling of the rotating shaft when the cable reel rotates. Summary of the Invention

[0003] The purpose of the utility model is to provide a wire reel and a reel shaft with stable rotation, so as to solve the problems raised in the above background technique.

[0004] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a cable winding and releasing device, comprising a fixing frame, a wire drum shaft and a cable drum, the wire drum shaft being rotatably connected to the fixing frame laterally, the cable drum being fixedly connected to the wire drum shaft, fixing slots being provided on both side walls of the cable drum, and an opening direction of the fixing slots being consistent with an opening direction of a through hole on the cable drum for passing the wire drum shaft; two adjusting calipers being detachably connected to the wire drum shaft, and the two adjusting calipers being symmetrically arranged on both sides of the cable drum, the adjusting calipers comprising a fixing disk and a cross bracing mechanism, the fixing disk being detachably connected to the wire drum shaft and a protrusion being provided on the fixing disk, the protrusion being provided with a threaded hole, the cross bracing mechanism comprising a fixing screw, a first fixing nut, a second fixing nut, an adjusting nut, a sliding sleeve, a first support rod and a second support rod, the fixing screw being threadedly connected to a thread on the protrusion The cam is an assembly made of a plurality of screw threads, and the plurality of screw threads are connected to the plurality of locking portions of the plurality of locking portions, and the plurality of locking portions are connected to the plurality of locking portions at the respective ends of the plurality of locking portions.

[0005] Preferably, it also includes two pairs of fixing clips, an arc matching the wire drum shaft is provided in the middle of the fixing clips, the fixing clips are clamped on the wire drum shaft by tightening bolts at both ends of the fixing clips, a through hole is provided on the fixing disk, and the fixing disk is slidably sleeved on the wire drum shaft through the through hole, the two pairs of fixing clips respectively abut against the two sides of the two adjusting calipers for fixing the adjusting calipers, one fixing clip in each pair of fixing clips is fixedly connected to the side wall of the cable drum, and each pair of fixing clips is tightened in the length direction of the wire drum shaft by bolts and nuts.

[0006] After the paired fixing clips are tightened by bolts and nuts that are consistent with the length direction of the cable drum, the bolts used for fixing on the fixing clips are tightened, and the fixing clips and the fixing disk between the fixing clips are fastened to the cable drum shaft. The structure is simple and easy to disassemble. One fixing clip is fixedly connected to the cable drum. The two fixing clips are tightened in the length direction, and the force of the cable drum sliding along the drum shaft can be borne by the fixing clips, thereby reducing the load of the cross bracing mechanism during the rotation of the cable drum.

[0007] Further, a plurality of the fixing notches are uniformly arranged on both sides of the cable reel along the circumferential direction of the cable reel, a plurality of the protruding parts are uniformly arranged on the fixing disk along the circumferential direction of the reel shaft, and the cross bracing mechanism is connected to each protruding part through a threaded hole.

[0008] A plurality of protruding parts are arranged, and the cross bracing mechanism is arranged on each protruding part to be butted against the fixing notch of the cable reel, so as to improve the firmness of the fixation of the cable reel and the reel shaft.

[0009] Further, a plurality of threaded holes are arranged on the protruding part along the radial direction of the reel shaft.

[0010] The arrangement of a plurality of threaded holes enables the adjusting caliper to be used on cable reels with different specifications, thereby improving the versatility.

[0011] Further, a draft surface extending outward along the end face of the cable reel is arranged inside the fixing notch.

[0012] The arrangement of the draft surface facilitates the docking of the cable reel with the cross bracing mechanism when the cable reel is fixed on the reel shaft.

[0013] Further, a bearing sleeve is fixedly connected to the outside of the bearing, a fixing block is arranged at the top of the fixing frame, and the bearing is detachably connected to the fixing block through the bearing sleeve; a cavity equal in size to the bearing is arranged inside the bearing sleeve, and the outer ring of the bearing is fixedly connected to the inner wall of the cavity, and a through hole corresponding to the inner ring of the bearing is arranged on the side wall of the bearing sleeve; the fixing block includes an upper fixing block and a lower fixing block, and both the upper fixing block and the lower fixing block are provided with notches matching the outer shape of the bearing sleeve for accommodating the bearing sleeve, the lower fixing block is fixedly connected to the top of the fixing frame, the upper fixing block is detachably connected to the lower fixing block, and a tightening bolt connected through a thread is arranged on the side walls of the upper fixing block and the lower fixing block, and the end of the tightening bolt abuts against the bearing sleeve.

[0014] By arranging the bearing sleeve to protect the bearing, avoiding directly fixing the bearing on the fixing frame and causing damage during use, and the bearing sleeve also has a dust-proof function. The bearing sleeve is fixed by the upper fixing block and the lower fixing block, and is tightened by the tightening bolt, which is convenient for disassembly, and is firmly fixed to prevent the reel shaft from shaking during rotation.

[0015] Preferably, a guiding screw rod is arranged at the top of the lower fixing block, a vertical guiding hole is arranged on the upper fixing block, and the guiding screw rod is arranged in the guiding hole and the upper fixing block is fixed to the lower fixing block through a nut.

[0016] The arrangement of the guiding screw rod and the fixation of the upper fixing block and the lower fixing block through the guiding screw rod and the nut facilitate the installation and disassembly of the upper fixing block.

[0017] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0018] 1. The utility model sets fixing notches on the cable reel, and sets adjusting calipers on the reel shafts on both sides of the cable reel. After passing the cross brace mechanism on the adjusting calipers through the fixing notches, the adjusting calipers are clamped and fixed on the reel shaft by fixing clips. The fixing clips tightly limit the cable reel in the length direction of the reel shaft. Then, by adjusting the adjusting nuts on the cross brace mechanism, the adjusting nuts push the sliding sleeves to open the second support rods, so that the cross brace mechanism is clamped in the fixing notches, ensuring the consistency of the rotation of the cable reel with the reel shaft, and the opening angle of the second support rods is adjustable, avoiding the problem that the fixing of the reel shaft and the cable reel is unstable due to equipment wear or processing accuracy.

[0019] 2. The utility model sets bearings at both ends of the reel shaft, fixes the bearings in the bearing sleeves, and then snaps the bearing sleeves into the lower fixing block and the upper fixing block of the fixing frame, and tightly fixes the bearing sleeves by tightening bolts, avoiding the problem that the cable reel shakes when winding and unwinding the cable due to the unstable connection between the reel shaft and the fixing frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 is the overall structural schematic diagram of the cable winding and unwinding device provided by the embodiment of the utility model;

[0021] Figure 2 is the assembled structural schematic diagram of the cable reel and the reel shaft provided by the embodiment of the utility model;

[0022] Figure 3 is the structural schematic diagram of the adjusting caliper and the fixing clip provided by the embodiment of the utility model;

[0023] Figure 4 is the structural schematic diagram of the connection between the bearing sleeve and the bearing provided by the embodiment of the utility model;

[0024] Figure 5 is Figure 1 the enlarged view at A in

[0025] In the figure, 1 - cable reel, 2 - reel shaft, 3 - adjusting caliper, 4 - fixing clip, 5 - fixing frame, 6 - fixing block, 11 - fixing notch, 21 - bearing, 22 - bearing sleeve, 31 - fixing plate, 32 - cross brace mechanism, 61 - upper fixing block, 62 - lower fixing block, 63 - guiding screw rod, 64 - tightening bolt, 311 - protruding part, 312 - threaded hole, 321 - fixing screw rod, 322 - first fixing nut, 323 - second fixing nut, 324 - adjusting nut, 325 - sliding sleeve, 326 - first support rod, 327 - second support rod. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figures 1-5 The utility model provides a technical solution: a cable retracting and releasing device, comprising a fixing frame 5, a reel shaft 2 and a cable reel 1, the reel shaft 2 is rotatably connected to the fixing frame 5, the cable reel 1 is fixedly connected to the reel shaft 2, three fixing slots 11 are evenly arranged on both sides of the cable reel 1 along the circumference of the cable reel 1, and the opening direction of the fixing slot 11 is consistent with the opening direction of the through hole on the cable reel 1 for passing the reel shaft 2, and a draft surface is arranged on the inner side of the fixing slot 11 along the end surface of the cable reel 1 outward.

[0028] Two adjusting calipers 3 are detachably connected to the reel shaft 2, and the two adjusting calipers 3 are symmetrically arranged on both sides of the cable reel 1. The adjusting caliper 3 includes a fixed disk 31 and a cross-bracing mechanism 32. The fixed disk 31 is detachably connected to the reel shaft 2 and three protrusions 311 are evenly arranged on the fixed disk 31 along the circumferential direction of the reel shaft 2, and a plurality of threaded holes 312 are arranged on the protrusions 311 along the radial direction of the reel shaft 2.

[0029] A cross brace mechanism 32 is fixedly connected in a threaded hole 312 corresponding to the fixed notch 11 on each protrusion 311. The cross brace mechanism 32 includes a fixing screw 321, a first fixing nut 322, a second fixing nut 323, an adjusting nut 324, a sliding sleeve 325, a first support rod 326 and a second support rod 327. The fixing screw 321 is connected to the threaded hole 312 corresponding to the fixed notch 11 on the protrusion 311 through a thread. The first fixing nut 322 is connected to the fixing screw 321 on one side of the protrusion 311 for fixing the fixing screw 321. The fixing screw 321 on the other side of the protrusion 311 is connected in sequence with the second fixing nut 323. A fixing nut 323, an adjusting nut 324, a sleeve 325 and a second strut 327, the sleeve 325 is slidably connected to the fixing screw 321, a plurality of second struts 327 are provided, and one end of the plurality of second struts 327 is rotatably connected to the end side wall of the fixing screw 321 through a rotating shaft along the circumference of the fixing screw 321, the first strut 326 and the second strut 327 are correspondingly provided, and one end of the first strut 326 is rotatably connected to the sleeve 325 through a rotating shaft, and the other end of the first strut 326 is rotatably connected to the side wall of the second strut 327 through a rotating shaft, and the first strut 326 and the second strut 327 are inserted into the fixing slot 11.

[0030] Bearings 21 are provided at both ends of the wire drum shaft 2. The inner ring of the bearing 21 at one end of the wire drum shaft 2 is fixedly connected to the wire drum shaft 2, and the inner ring of the bearing 21 at the other end of the wire drum shaft 2 is slidably sleeved on the wire drum shaft 2. The bearing 21 can be detachably clamped on the fixing frame 5.

[0031] As for the detachable connection method of the adjusting caliper 3, in this embodiment, two pairs of fixing clips 4 are arranged, and an arc matching the wire drum shaft 2 is arranged in the middle of the fixing clips 4. The fixing clips 4 are clamped on the wire drum shaft 2 by tightening bolts at both ends. A through hole is arranged on the fixing disk 31, and the fixing disk 31 is slidably sleeved on the wire drum shaft 2 through the through hole. The two pairs of fixing clips 4 are respectively abutted on both sides of the two adjusting calipers 3 for fixing the adjusting calipers 3. One fixing clip 4 in each pair of fixing clips 4 is fixedly connected to the side wall of the cable drum 1, and each pair of fixing clips 4 is tightened in the length direction of the wire drum shaft 2 by bolts and nuts.

[0032] As for the detachable clamping mode of the bearing 21, in this embodiment, a bearing sleeve 22 is fixedly connected to the outside of the bearing 21, and a fixing block 6 is arranged on the top of the fixing frame 5; a cavity of the same size as the bearing 21 is arranged inside the bearing sleeve 22, and the outer ring of the bearing 21 is fixedly connected to the inner wall of the cavity, and a through hole corresponding to the inner ring of the bearing 21 is arranged on the side wall of the bearing sleeve 22; the fixing block 6 includes an upper fixing block 61 and a lower fixing block 62, and the upper fixing block 61 and the lower fixing block 62 are both provided with a notch matching the outer shape of the bearing sleeve 22 for accommodating the bearing sleeve 22, the lower fixing block 62 is fixedly connected to the top of the fixing frame 5, a guide screw 63 is arranged on the top of the lower fixing block 62, a vertical guide hole is arranged on the upper fixing block 61, the guide screw 63 is penetrated in the guide hole and the upper fixing block 61 is fixed to the lower fixing block 62 by a nut, and the side walls of the upper fixing block 61 and the lower fixing block 62 are provided with a tightening bolt 64 connected by a thread, and the end of the tightening bolt 64 abuts against the bearing sleeve 22. In the specific implementation process, the wire drum shaft 2 is fixed by the following steps:

[0033] S1: The adjusting caliper 3, the cable drum 1, the adjusting caliper 3, the connected bearing 21 and the bearing sleeve 22 are sequentially passed through one end of the cable drum shaft 2 where the bearing 21 and the bearing sleeve 22 are not fixed;

[0034] S2: Tighten the bolts on the two fixing clamps 4 connected to both sides of the cable drum shaft 1 to preliminarily fix the cable drum 1;

[0035] S3: Align the cross brace mechanism 32 on the adjusting caliper 3 with the fixing notch 11 and insert it;

[0036] S4: a fixing clip 4 is provided on the cable drum shaft 2 outside the adjusting caliper 3, and the fixing clip 4 on the cable drum 1 is tightened by screwing the fixing clip 4 with bolts and nuts, and then the bolts on the fixing clip 4 outside the adjusting caliper 3 are tightened and fixed;

[0037] S5: By rotating the adjusting nut 324, the adjusting nut 324 pushes the sliding sleeve 325 to move and expand the second strut 326, so that the cross strut mechanism 32 is tightened in the fixed notch 11, and the adjusting nut 324 is fixed by rotating the second fixing nut 323 to complete the fixation of the cable reel 1.

[0038] S6: Place the bearing sleeves 22 at both ends of the reel shaft 2 on the notches of the lower fixing blocks 62 at both ends of the top of the fixing frame 5, fix the upper fixing block 61 on the lower fixing block 62, and then tighten the bearing sleeves 22 by rotating the tightening bolts 64 on the side walls of the upper fixing block 61 and the lower fixing block 62;

[0039] Finally, connect the reel shaft 2 with the driving device to perform the cable winding and unwinding work.

[0040] Although the present utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A cable winding and unwinding device, comprising a fixing frame, a spool shaft and a cable spool, wherein the spool shaft is horizontally rotatably connected to the fixing frame, and the cable spool is fixedly connected to the spool shaft, and is characterized in that: The cable drum has two side walls provided with fixing slots, and the opening direction of the fixing slots is consistent with the opening direction of the through hole on the cable drum for passing the cable drum shaft; the cable drum shaft is detachably connected to two adjusting calipers, and the two adjusting calipers are symmetrically arranged on both sides of the cable drum, the adjusting caliper comprises a fixing disk and a cross bracing mechanism, the fixing disk is detachably connected to the cable drum shaft and the fixing disk is provided with a protrusion, the protrusion is provided with a threaded hole, the cross bracing mechanism comprises a fixing screw, a first fixing nut, a second fixing nut, an adjusting nut, a sliding sleeve, a first support rod and a second support rod, the fixing screw is connected to the threaded hole on the protrusion by threading, the first fixing nut is connected to the fixing screw on one side of the protrusion for fixing the fixing screw, the A second fixing nut, an adjusting nut, a sliding sleeve and a second strut are connected in sequence to the fixing screw on the other side of the protrusion, and the sliding sleeve is slidably connected to the fixing screw. A plurality of second struts are provided, and one end of the plurality of second struts is rotatably connected to the end side wall of the fixing screw along the circumference of the fixing screw through a rotating shaft. The first strut and the second strut are correspondingly arranged, and one end of the first strut is rotatably connected to the sliding sleeve through a rotating shaft, and the other end of the first strut is rotatably connected to the side wall of the second strut through a rotating shaft. The first strut and the second strut are inserted into the fixing groove, and bearings are provided at both ends of the wire drum shaft, the inner ring of the bearing at one end of the wire drum shaft is fixedly connected to the wire drum shaft, and the inner ring of the bearing at the other end of the wire drum shaft is slidably sleeved on the wire drum shaft, and the bearing is detachably clamped on the fixing frame.

2. The cable pay-off and take-up device according to claim 1, wherein: It also includes two pairs of fixing clips, an arc matching the wire drum shaft is provided in the middle of the fixing clips, and the fixing clips are clamped on the wire drum shaft by tightening bolts at both ends of the fixing clips, a through hole is provided on the fixing disk, and the fixing disk is slidably sleeved on the wire drum shaft through the through hole, and the two pairs of fixing clips are respectively abutted on both sides of the two adjusting calipers for fixing the adjusting calipers, one fixing clip in each pair of fixing clips is fixedly connected to the side wall of the cable drum, and each pair of fixing clips is tightened in the length direction of the wire drum shaft by bolts and nuts.

3. The cable winding and unwinding device according to claim 1, characterized in that: A plurality of the fixing notches are evenly arranged on both sides of the cable drum along the circumference of the cable drum, a plurality of the protrusions are evenly arranged on the fixing drum along the circumference of the drum axis, and each protrusion is connected to the cross bracing mechanism through a threaded hole.

4. The cable pay-off and take-up device according to claim 3, wherein: The protrusion is provided with a plurality of threaded holes along the radial direction of the bobbin axis.

5. The cable pay-off and take-up device according to claim 1, characterized in that: A draft surface extending outward along the end surface of the cable drum is arranged inside the fixing notch.

6. The cable winding and unwinding device according to claim 1, characterized in that: A bearing sleeve is fixedly connected to the outside of the bearing. A fixing block is provided at the top of the fixing frame. The bearing is detachably connected to the fixing block through the bearing sleeve. A cavity equal in size to the bearing is provided inside the bearing sleeve, and the outer ring of the bearing is fixedly connected to the inner wall of the cavity. A through hole corresponding to the inner ring of the bearing is provided on the side wall of the bearing sleeve. The fixing block includes an upper fixing block and a lower fixing block. Both the upper fixing block and the lower fixing block are provided with notches matching the outer shape of the bearing sleeve for accommodating the bearing sleeve. The lower fixing block is fixedly connected to the top of the fixing frame. The upper fixing block is detachably connected to the lower fixing block, and tightening bolts connected by threads are provided on the side walls of the upper fixing block and the lower fixing block. The end of the tightening bolt abuts against the bearing sleeve.

7. The cable winding and unwinding device according to claim 6, wherein: A guiding screw rod is provided at the top of the lower fixing block. A vertical guiding hole is provided on the upper fixing block. The guiding screw rod is inserted into the guiding hole and the upper fixing block is fixed to the lower fixing block through a nut.

Images