CN213781697U - Brake mechanism of cable stranding machine - Google Patents

Abstract

The utility model discloses a brake mechanism of cable stranding machine, mated slide movable mounting is provided with translation mechanism on the base between mated slide and base, the lower tip of rocker in pairs is articulated with mated slide respectively, and the connecting rod is articulated with the upper end of one of them rocker, and the cylinder is articulated with this rocker, and the piston rod of cylinder is articulated with the connecting rod, and round pin axle movable mounting has seted up the through-hole at another rocker at the epaxial through-hole that sells, and a tip of double-screw bolt is articulated with the connecting rod, and another tip of double-screw bolt wears to put in the through-hole of round pin axle, and mated nut is put on the double-screw bolt respectively soon to be located the both sides of round pin axle, mated brake shoe seat is articulated with mated rocker respectively, and mated brake shoe difference fixed mounting is on mated brake shoe seat to be located the both sides of brake wheel, the utility model discloses the advantage is: the brake effect is ensured, eccentric wear is avoided, the brake effect is ensured, and the service life of the brake shoe is prolonged.

Description

Brake mechanism of cable stranding machine

Technical Field

The utility model relates to a technical field of cable stranding machine, more specifically say so and relate to tubular stranding machine brake mechanism's technical field.

Background

The cable stranding machine is a stranding mechanical device applied to various soft and hard conductor wires, and the stranding machine can be generally divided into a single stranding machine, a pair stranding machine, a high-speed stranding machine, a cage type stranding machine, a frame type stranding machine, a tubular type stranding machine and a disc type stranding machine according to a stranding mode. The tubular wire twisting machine is used for twisting steel stranded wires, aluminum stranded wires and copper stranded wires with 7 cores or less than 7 cores. The existing tubular stranding machine mainly comprises a pay-off rack, a stranding barrel, a lead frame, a doubling die, a brake mechanism and the like, a required wire roller is placed on the stranding barrel, a wire core on the wire feeding rack and a conductor on the wire roller are uniformly fed to the doubling die, the wire core and the conductor are pulled by a traction device beside the doubling die, meanwhile, the stranding barrel is driven to rotate through driving equipment, a multi-strand core cable from the doubling die is stranded, and the stranded wire processing of the cable is completed. The brake mechanism is a mechanism for braking the stranded wire barrel, the common brake mechanism is a band-type brake structure at present, and the brake mechanism tightly brakes the brake wheel through two brake shoes which are symmetrically arranged at two sides of the brake wheel of the stranded wire barrel, however, the brake mechanism adopting the structure has the following defects: firstly, when the brake shoe of the brake mechanism is worn greatly, the gap between the brake shoe and the brake wheel of the wire barrel body is enlarged, the rotating angle of the brake shoe when the brake shoe is tightly held for braking is limited, and when the brake shoe is worn to a certain degree, the brake shoe can not be contacted with the brake wheel when braking, so that the braking effect is influenced; and secondly, the joint angle of the brake shoe of the brake mechanism and the brake wheel cannot be adjusted, so that eccentric wear is easy to occur, the braking effect is influenced, and the service life of the brake shoe is shortened.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the above-mentioned not enough and provide an adjustable brake shoe and the clearance of brake wheel to adjustable brake shoe and brake wheel's band-type brake laminating angle's cable stranding machine's brake mechanism.

The utility model discloses a solve above-mentioned technical problem and the technical solution who adopts as follows:

the brake mechanism of the cable stranding machine comprises a stranding barrel, brake wheels are arranged on the outer side wall of the stranding barrel, the brake mechanism further comprises a base, a pair of sliding seats, a pair of swing frames, a pair of brake shoes, a pair of brake shoe seats, an air cylinder, a pin shaft, a stud, a pair of nuts, a connecting rod and a pair of adjusting mechanisms, the pair of sliding seats are movably arranged on the base, a translation mechanism is arranged between the pair of sliding seats and the base, the lower end parts of the pair of swing frames are respectively hinged with the pair of sliding seats, the connecting rod is hinged with the upper end part of one of the swing frames, the air cylinder is hinged with the swing frame, a piston rod of the air cylinder is hinged with the connecting rod, the pin shaft is movably arranged at the upper end part of the other swing frame, a through hole is formed in the pin shaft, one end part of the stud is hinged with the connecting rod, the other end part of the stud is arranged in the through hole of the pin shaft, and the pair of nuts are respectively screwed on the stud, and be located the both sides of round pin axle, mated brake shoe seat is articulated with mated rocker respectively, and mated brake shoe is fixed mounting respectively on mated brake shoe seat to be located the both sides of brake wheel, mated adjustment mechanism is including screw rod, round pin post and connecting seat respectively, and round pin post movable mounting has seted up the second screw on round pin post respectively on mated rocker, and the screw rod is put in the second screw of round pin post soon, and the connecting seat is articulated with mated brake shoe seat respectively, and a tip and connecting seat swing joint of screw rod are provided with the handle at another tip of screw rod.

Translation mechanism is including the pivot be provided with the guide rail on the base, seted up the spout respectively on mated slide, the slide is put on the guide rail through the spout activity, has seted up first screw on the slide, pivot movable mounting is provided with in the pivot and revolves to opposite external screw thread in pairs, and the pivot revolves to opposite external screw thread in pairs through it and revolves to put in the first screw hole of slide in pairs respectively soon, is provided with the hand wheel at a tip of pivot.

An annular groove is formed in one end of the screw rod, a limiting hole is formed in the connecting seat, and the screw rod is movably clamped in the limiting hole of the connecting seat through the annular groove.

The lower end parts of the paired swing frames are hinged with the paired sliding seats through first pivots respectively, the connecting rod is hinged with the upper end part of one of the swing frames through a second pivot, the air cylinder is hinged with the swing frame through a third pivot, the piston rod of the air cylinder is hinged with the connecting rod through a fourth pivot, one end part of the stud is hinged with the connecting rod through a fifth pivot, the paired brake shoe seats are hinged with the paired swing frames through sixth pivots respectively, and the connecting seats are hinged with the paired brake shoe seats through seventh pivots respectively.

The utility model adopts the beneficial effect that above-mentioned technical solution can reach is:

1. after the too big clearance grow that leads to brake shoe and brake wheel of brake shoe wearing and tearing, earlier loosen mated nut soon, then rotate the pivot through the hand wheel, through rotating the pivot on opposite to the mated external screw thread drive mated slide opposite direction move, transfer the clearance of brake shoe and brake wheel little to ensure braking effect.

2. Through the rotatable screw rod of handle, can make the distance between round pin post and the connecting seat change under the effect of screw rod and round pin post second screw to drive the brake block seat around sixth pivot rotation, and then adjust the brake shoe to the best band-type brake laminating angle with the brake wheel, avoid the eccentric wear, ensure the braking effect, prolong the life of brake shoe.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is a left side view of FIG. 1;

FIG. 4 is an enlarged view of a portion of FIG. 2 at A;

FIG. 5 is an enlarged view of a portion of FIG. 2 at B;

fig. 6 is a cross-sectional view C-C of fig. 4.

Detailed Description

As shown in fig. 1, 2 and 3, the brake mechanism of the cable stranding machine includes a stranding barrel 1, a brake wheel 2 is arranged on the outer side wall of the stranding barrel 1, the brake mechanism further includes a base 3, a pair of sliding seats 4, a pair of swing frames 5, a pair of brake shoes 6, a pair of brake shoe holders 7, a cylinder 8, a pin shaft 9, a stud 10, a pair of nuts 11, a connecting rod 12 and a pair of adjusting mechanisms, the pair of sliding seats 4 are movably mounted on the base 3, a translation mechanism is arranged between the pair of sliding seats 4 and the base 3, and the specific structure of the translation mechanism and the connection relationship among the sliding seats 4, the base 3 and the translation mechanism are as follows: the translation mechanism comprises a rotating shaft 13, a guide rail 14 is arranged on the base 3, sliding grooves 15 are respectively formed in paired sliding seats 4, the sliding seats 4 are movably arranged on the guide rail 14 through the sliding grooves 15, first screw holes 16 are formed in the sliding seats 4, the rotating shaft 13 is movably arranged on the base 3, paired external threads 17 with opposite rotation directions are arranged on the rotating shaft 13, the rotating shaft 13 is respectively arranged in the first screw holes 16 of the paired sliding seats 4 through the paired external threads 17 with opposite rotation directions, and a hand wheel 18 is arranged at one end of the rotating shaft 13. The lower end parts of the paired swing frames 5 are respectively hinged with the paired sliding seats 4 through first pivots 19, the connecting rod 12 is hinged with the upper end part of one swing frame 5 through a second pivot 20, the air cylinder 8 is hinged with the swing frame 5 through a third pivot 21, a piston rod 22 of the air cylinder 8 is hinged with the connecting rod 12 through a fourth pivot 23, the pin shaft 9 is movably installed at the upper end part of the other swing frame 5, a through hole 24 is formed in the pin shaft 9, one end part of the stud 10 is hinged with the connecting rod 12 through a fifth pivot 25, as shown in fig. 5, the other end part of the stud 10 penetrates through the through hole 24 of the pin shaft 9, and the paired nuts 11 are respectively screwed on the stud 10 and are positioned at two sides of the pin shaft 9. The pair of brake shoe bases 7 are respectively hinged with the pair of swing frames 5 through a sixth pivot 26, and the pair of brake shoes 6 are respectively fixedly arranged on the pair of brake shoe bases 7 and positioned at two sides of the brake wheel 2. As shown in fig. 4 and 6, the paired adjusting mechanisms respectively include a screw 27, a pin 28 and a connecting seat 29, the pin 28 is movably mounted on the paired swing frame 5, the pin 28 is provided with a second screw hole 30, the screw 27 is screwed in the second screw hole 30 of the pin 28, the connecting seat 29 is hinged to the paired brake shoe seats 7 through a seventh pivot 31, and one end of the screw 27 is movably connected to the connecting seat 29 and movably connected as follows: a ring groove 32 is formed at one end of the screw 27, a limit hole 33 is formed on the connecting seat 29, and the screw 27 is movably clamped in the limit hole 33 of the connecting seat 29 through the ring groove 32. A handle 34 is provided at the other end of the screw 27.

The utility model discloses a brake mechanism of cable stranding machine stretches out through control cylinder 8's piston rod 22 at the during operation, drives connecting rod 12 and rotates around second pivot 20, drives double-screw bolt 10 action through connecting rod 12 to drive mated rocker 5 respectively around 19 opposite direction swings of first pivot, and then drive brake shoe 6 on the brake shoe seat 7 in pairs and hold brake wheel 2 tightly, realize the brake braking. When the brake shoe 6 is worn too much and the gap between the brake shoe 6 and the brake wheel 2 is enlarged, the paired nuts 11 are loosened, then the rotating shaft 13 is rotated through the hand wheel 18, the paired sliding bases 4 are driven to move oppositely through the paired external threads 17 which are oppositely rotated on the rotating shaft 13, and the gap between the brake shoe 6 and the brake wheel 2 is reduced, so that the braking effect is ensured. The screw 27 can be rotated by the handle 34, and the distance between the pin 28 and the connecting seat 29 can be changed under the action of the second screw hole 30 of the screw 27 and the pin 28, so that the brake shoe seat 7 is driven to rotate around the sixth pivot 26, the brake shoe 6 is adjusted to the best brake attaching angle with the brake wheel 2, eccentric wear is avoided, the braking effect is ensured, and the service life of the brake shoe 6 is prolonged.

Claims (4)

1. Brake mechanism of cable stranding machine, it is provided with brake wheel, its characterized in that including the stranded conductor barrel on the lateral wall of stranded conductor barrel: the brake shoe device also comprises a base, paired sliding seats, paired swing frames, paired brake shoes, paired brake shoe seats, cylinders, pin shafts, studs, paired nuts, connecting rods and paired adjusting mechanisms, wherein the paired sliding seats are movably arranged on the base, a translation mechanism is arranged between the paired sliding seats and the base, the lower end parts of the paired swing frames are respectively hinged with the paired sliding seats, the connecting rods are hinged with the upper end part of one swing frame, the cylinders are hinged with the swing frames, piston rods of the cylinders are hinged with the connecting rods, the pin shafts are movably arranged at the upper end part of the other swing frame, through holes are formed in the pin shafts, one end parts of the studs are hinged with the connecting rods, the other end parts of the studs penetrate through the through holes of the pin shafts, the paired nuts are respectively screwed on the studs and positioned on two sides of the pin shafts, the paired brake shoe seats are respectively hinged with the paired swing frames, the paired brake shoes are respectively and fixedly arranged on the paired brake shoe seats, and the paired adjusting mechanisms respectively comprise a screw rod, a pin column and a connecting seat, the pin columns are respectively and movably arranged on the paired swing frames, second screw holes are formed in the pin columns, the screw rods are screwed in the second screw holes of the pin columns, the connecting seats are respectively hinged with the paired brake shoe seats, one end parts of the screw rods are movably connected with the connecting seats, and the other end parts of the screw rods are provided with handles.

2. The brake mechanism of cable stranding machine of claim 1, characterized in that: translation mechanism is including the pivot be provided with the guide rail on the base, seted up the spout respectively on mated slide, the slide is put on the guide rail through the spout activity, has seted up first screw on the slide, pivot movable mounting is provided with in the pivot and revolves to opposite external screw thread in pairs, and the pivot revolves to opposite external screw thread in pairs through it and revolves to put in the first screw hole of slide in pairs respectively soon, is provided with the hand wheel at a tip of pivot.

3. The brake mechanism of cable stranding machine of claim 2, characterized in that: an annular groove is formed in one end of the screw rod, a limiting hole is formed in the connecting seat, and the screw rod is movably clamped in the limiting hole of the connecting seat through the annular groove.

4. A brake mechanism for a cable twisting machine according to claim 1, 2 or 3, wherein: the lower end parts of the paired swing frames are hinged with the paired sliding seats through first pivots respectively, the connecting rod is hinged with the upper end part of one of the swing frames through a second pivot, the air cylinder is hinged with the swing frame through a third pivot, the piston rod of the air cylinder is hinged with the connecting rod through a fourth pivot, one end part of the stud is hinged with the connecting rod through a fifth pivot, the paired brake shoe seats are hinged with the paired swing frames through sixth pivots respectively, and the connecting seats are hinged with the paired brake shoe seats through seventh pivots respectively.

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