CN223273062U - Hengli stranding machine - Google Patents

Abstract

The utility model discloses a constant force stranding machine, which comprises a bottom plate, wherein a sliding seat capable of moving along the surface of the bottom plate is arranged on the bottom plate, a platform surface for placing stranded wire products and a fixing component for limiting torsion transmission in the stranding process are arranged on the sliding seat, and an adjusting component capable of driving the sliding seat to move is arranged on the bottom plate. The constant force stranding machine can provide constant force in the stranding process to protect an installation line, and has higher stranding efficiency.

Description

Constant force wire twisting machine

Technical Field

The utility model belongs to the technical field of stranding machines, and particularly relates to a constant force stranding machine.

Background

The stranding machine is mechanical equipment for twisting a plurality of wires into a strand, is widely applied to the production process of wires and cables, and not only enhances the strength and flexibility of the wires, but also improves the conductivity by rotating and stranding. In the use of certain occasions, the rotary transformer can carry out stranded wire treatment on the installation wire in order to improve the anti-interference capability, but the installation wire is relatively weak due to the fact that the wire diameter is smaller, and the welding point is wound by the installation wire and the coil, when the installation wire is twisted in pairs, torsion is easily transmitted to the welding point to cause the stress of the welding point, so that the welding point is stressed, a large hidden danger is generated, and in addition, the stranded wire force is too large, so that a certain potential safety hazard exists in the installation wire.

The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art.

Disclosure of utility model

The utility model aims to provide a constant force stranding machine which can protect an installation line in a stranding process and has high stranding efficiency.

In order to achieve the above object, a specific embodiment of the present utility model provides the following technical solution:

The constant force stranding machine comprises a bottom plate, a sliding seat capable of moving along the surface of the bottom plate is arranged on the bottom plate, a platform surface for placing stranded wire products and a fixing component for limiting torque force transmission in the stranding process are arranged on the sliding seat, and an adjusting component capable of driving the sliding seat to move is arranged on the bottom plate.

In one or more embodiments of the present utility model, the fixing assembly includes a fixing rod disposed on the slide, at least two fixing blocks for clamping the installation wire of the stranded wire product are sleeved on the fixing rod, a top plate is disposed on the top of the fixing rod, a compression spring is sleeved between the top plate and the outermost fixing block on the fixing rod, and the compression spring applies elastic extrusion force to the outermost fixing block at least in a working state.

In one or more embodiments of the present utility model, the adjacent sides of two adjacent fixing blocks are each cooperatively opened with a receiving groove for restricting the mounting line.

In one or more embodiments of the present utility model, the adjusting assembly includes a fixed pulley provided on the base plate and an adjusting rope wound around the fixed pulley, one end of the adjusting rope is connected to the slider, and the other end is connected to the weight.

In one or more embodiments of the present utility model, two mounting blocks are provided on the base plate, a guide rod is connected between the two mounting blocks, and the slide seat is sleeved on the guide rod and provided with a sliding hole matched with the guide rod.

In one or more embodiments of the present utility model, the device further comprises a mounting seat, a main gear and at least one slave gear meshed with the main gear are arranged on the mounting seat, at least two stranded wire clamps are arranged on the slave gear, and a power piece for driving the main gear to rotate is arranged on the mounting seat.

In one or more embodiments of the present utility model, the strand clamp includes two clamping pieces disposed opposite to each other, each of the two clamping pieces is provided with a through hole, and the two clamping pieces are connected by a locking member inserted into the through hole.

In one or more embodiments of the present utility model, the through hole on one of the clamping pieces in the twisted wire clip is a threaded hole, and the locking member is a screw that mates with the threaded hole.

In one or more embodiments of the present utility model, the locking member is a bolt inserted into the through hole and a nut engaged with the bolt.

Compared with the prior art, the constant force stranding machine provided by the utility model has the advantages that the root of the wire is fixedly installed, the stress of the mounting wire and a coil winding welding spot is avoided, the constant force is provided through the fixed pulley, the mounting wire is protected from being excessively stressed, and six wires can be stranded simultaneously by using three slave gears, so that the stranding efficiency is effectively improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to the drawings without inventive effort to those skilled in the art.

FIG. 1 is a schematic diagram of a constant force stranding machine according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a wire unwinding mechanism according to an embodiment of the utility model;

FIG. 3 is a schematic view illustrating a structure of a fixing assembly according to an embodiment of the utility model;

FIG. 4 is a schematic diagram of a stranding mechanism according to an embodiment of the present utility model;

fig. 5 is an enlarged view of a portion a in fig. 4.

The main reference numerals illustrate:

1. Paying-off mechanism 10, bottom plate 11, installation block 12, guide rod 2, wire twisting mechanism 20, installation seat 201, support plate 202, fixing plate 21, main gear 22, power piece 23, secondary gear 24, wire twisting clamp 241, clamping piece 242, through hole 243, threaded hole 244, locking piece 3, sliding seat 31, sliding hole 32, platform surface 33, wire twisting product 4, fixing component 40, fixing rod 41, fixing block 411, accommodation groove 42, top plate 43, compression spring 50, installation frame 51, fixed pulley 52, adjusting rope 53, weight bearing block 6, installation wire.

Detailed Description

In order to make the technical solution of the present utility model better understood by those skilled in the art, the technical solution of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

As shown in fig. 1, the constant force stranding machine in an embodiment of the present utility model includes a paying-off mechanism 1 and a stranding mechanism 2, and after an installation line 6 is paid out by the paying-off mechanism 1, stranding is performed by the stranding mechanism 2.

Specifically, referring to fig. 2, the paying-off mechanism 1 includes a bottom plate 10, two ends of the bottom plate 10 are respectively provided with a mounting block 11, a cylindrical guide rod 12 is connected between the two mounting blocks 11, a slide seat 3 is arranged on the bottom plate 10, the slide seat 3 is sleeved on the guide rod 12 and provided with a sliding hole 31 matched with the guide rod 12, and the slide seat 3 can move on the bottom plate 10 along the guide rod 12.

The sliding seat 3 is provided with a platform surface 32, the platform surface 32 is provided with a stranded wire product 33 and a fixing component 4 positioned on one side of the stranded wire product 33, the stranded wire product 33 extends to form a mounting wire 6, the fixing component 4 can fix the root of the mounting wire 6, and the influence on the product performance due to the stress of welding spots of the mounting wire 6 is avoided.

The mounting wire 6 is subjected to twisting force during the twisting process, and if the twisting force is too large, the mounting wire 6 is easily damaged. For this purpose, an adjusting assembly is provided on the base plate 10, the adjusting assembly specifically comprises a mounting frame 50 provided on the base plate 10, a fixed pulley 51 is provided on the mounting frame 50, an adjusting rope 52 is connected to the slide 3, the adjusting rope 52 bypasses the fixed pulley 51 and a weight 53 is connected to an end portion. In the stranding process, the gravity and the stranding force of the weight block 53 can act on the mounting line 6 simultaneously, when the stranding force is too large, the sliding seat 3 can move towards the stranding mechanism 2, when the stranding force is too small, the sliding seat 3 can move towards the direction away from the stranding mechanism 2 under the action of the weight block 53, the acting force born by the mounting line 6 can be adjusted through the cooperation of the weight block 53, and the mounting line 6 is protected from being excessively stressed.

Further, referring to fig. 3, the fixing assembly 4 includes two cylindrical fixing rods 40 disposed on the platform surface 32, four fixing blocks 41 are sleeved on the two fixing rods 40 together, six installation wires 6 extend from the stranded wire product 33 in this embodiment, and each two installation wires 6 are clamped and fixed by the two fixing blocks 41. Of course, in other embodiments, the number of the fixing blocks 41 may be two, three, five, or the like. In order to better fix the mounting wires 6 while reducing the possibility of the twisting caused by the mutual interference between the mounting wires 6, the side surface of the fixing block 41 is opened with a receiving slot 411 to be engaged with the mounting wires 6.

The top of two dead levers 40 is connected with roof 42, and the cover is equipped with compression spring 43 on the dead lever 40, and compression spring 43 is located between roof 42 and fixed block 41 to compression spring 43 is compressed state, has the elasticity that continuously extrudees fixed block 41, makes fixed block 41 can centre gripping fixed mounting line 6.

Further, referring to fig. 4, the wire twisting mechanism 2 includes a mounting base 20, the mounting base 20 includes a support plate 201 and a fixing plate 202 disposed on the support plate 201, a main gear 21 is disposed on the fixing plate 202 through a rotation shaft, a power member 22 for driving the main gear 21 to rotate is disposed on the support plate 201, and preferably, the power member 22 is a motor. The fixed plate 202 is also provided with three slave gears 23 through a rotating shaft, the three slave gears 23 are uniformly distributed around the master gear 21, and the end face of each slave gear 23 is provided with two stranded wire clamps 24. In this embodiment, six installation wires 6 extend from the stranded wire product 33, each two installation wires 6 corresponds to one slave gear 23, two stranded wire clamps 24 on the slave gear 23 are used for fixing one by one, and when stranding, three groups of installation wires 6 can be stranded at the same time, so that stranding efficiency is effectively improved. In other modes, the number of the slave gears 23 may be set to one, two, four, five, etc. according to actual demands, and the number of the wire clamps 24 on the slave gears 23 may be set to three, four, five, etc.

Specifically, referring to fig. 5, the strand clamp 24 includes two opposite clamping pieces 241, the ends of the two clamping pieces 241 are respectively provided with a through hole 242, the two clamping pieces 241 are connected by a locking member 244 inserted into the through holes 242, preferably, the through hole 242 on one clamping piece 241 is a threaded hole 243, and the locking member 244 is a screw engaged with the threaded hole 243. Before stranding, the end of the mounting line 6 is inserted between the two clamping pieces 241, and the screws are tightened to elastically deform the two clamping pieces 241 and approach each other until the mounting line 6 is clamped. Of course, in other embodiments, other ways may be chosen to clamp the clamping piece 241 to the mounting line 6, such as replacing the locking member 244 with a bolt and nut, and the purpose of deforming the clamping piece 241 and clamping the mounting line 6 is achieved by the cooperation of the bolt and nut.

In summary, the root of the mounting line 6 is fixed through the fixing component 4, so that the excessive stress of the welding point of the mounting line 6 and the coil winding in the stranded wire process is avoided, and the performance of the product is ensured. Secondly, the gravity of the bearing block 53 is constant, so that the sliding seat 3 moves on the guide rod 12 under the action of gravity and twisting force, thereby adjusting the stress of the mounting line 6 and avoiding the overstress of the mounting line 6. Finally, the stranding of three groups of installation wires 6 can be simultaneously realized by utilizing the stranding mechanism 2, and the efficiency is high.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (9)

1. The constant force stranding machine is characterized by comprising a bottom plate, wherein a sliding seat capable of moving along the surface of the bottom plate is arranged on the bottom plate, a flat table surface for placing stranded wire products and a fixing component for limiting torsion transmission in the stranding process are arranged on the sliding seat, and an adjusting component capable of driving the sliding seat to move is arranged on the bottom plate.

2. The constant force stranding machine of claim 1 wherein the fixing assembly comprises a fixing rod disposed on the slide, at least two fixing blocks for clamping the mounting wire of the stranded wire product are sleeved on the fixing rod, a top plate is disposed on the top of the fixing rod, a compression spring is sleeved on the fixing rod between the top plate and the outermost fixing block, and the compression spring applies elastic extrusion force to the outermost fixing block at least in an operating state.

3. The constant force strander of claim 2, wherein adjacent sides of adjacent two of the fixed blocks are each cooperatively notched with a receiving slot that restricts the mounting line.

4. The constant force strander of claim 1, wherein the adjusting assembly comprises a fixed pulley provided on the bottom plate and an adjusting rope bypassing the fixed pulley, one end of the adjusting rope is connected to the slide, and the other end is connected to the weight block.

5. The constant force strander of claim 1, wherein two mounting blocks are provided on the base plate, a guide rod is connected between the two mounting blocks, and the slide seat is sleeved on the guide rod and provided with a sliding hole matched with the guide rod.

6. The constant force stranding machine of claim 1 further comprising a mounting base, wherein the mounting base is provided with a master gear and at least one slave gear meshed with the master gear, the slave gear is provided with at least two stranding clamps, and the mounting base is provided with a power piece for driving the master gear to rotate.

7. The machine of claim 6, wherein the wire twisting clamp comprises two clamping pieces arranged opposite to each other, the two clamping pieces are provided with through holes, and the two clamping pieces are connected by locking pieces inserted into the through holes.

8. The machine of claim 7, wherein the through hole in one of the clamping plates is a threaded hole and the locking member is a screw that mates with the threaded hole.

9. The constant force strander of claim 7, wherein the locking member is a bolt inserted into the through hole and a nut engaged with the bolt.