CN210632666U

CN210632666U - Die drawing device for compacted strand

Info

Publication number: CN210632666U
Application number: CN201921555250.6U
Authority: CN
Inventors: 罗运恒; 郑泽
Original assignee: Universal Wire Rope Co ltd
Current assignee: Universal Wire Rope Co ltd
Priority date: 2019-09-18
Filing date: 2019-09-18
Publication date: 2020-05-29
Anticipated expiration: 2029-09-18

Abstract

The utility model relates to a technical field of wire rope production specifically discloses a compaction strand mould draws device, including strander, mould drawing mechanism and the pulling equipment that sets gradually from left to right, still including lubricated cooling body, mould drawing mechanism includes the die holder, from left to right is equipped with thread pressing mould and drawing die on the die holder in proper order, and the line ball hole that runs through the thread pressing mould about being equipped with in the thread pressing mould, the compaction hole that runs through the drawing die about being equipped with in the drawing die, the compaction hole is the taper hole from left to right and excessively to the round hole, lubricated cooling body is including the cooling tube that is located the die holder top, and cooling tube and lubricated cooling source intercommunication, cooling tube are equipped with the first export that is located the left port of line ball hole and the second export that is located the drawing die top. The utility model discloses can be when carrying out compaction thigh mould and drawing production, avoided when the stranding machine stranding steel wire and drawing die produce rotatory contact and lead to drawing die to damage, lubricate and cool off pressing die and drawing die simultaneously.

Description

Die drawing device for compacted strand

Technical Field

The utility model relates to a technical field of wire rope production relates to a compaction thigh mould draws device.

Background

When producing the compacted strand steel wire rope, the production of the compacted strand is generally carried out by adopting a mode of die drawing, forging or rolling, and when the number of steel wires of the strand is less, the mode of die drawing is mainly used. When the die drawing process is adopted to produce the compacted strand, a plurality of steel wires are usually mutually wound together to form a natural strand through a stranding machine, a set of drawing die device is installed at the folding point of the steel wires when the natural strand is formed, and the drawing die is cooled by using circulating water. The existing drawing die device has the following defects: (1) when the steel wire is twisted into strands, the rotating steel wire is directly contacted with a drawing die, so that the inlet of the die is easily damaged, and the die is quickly damaged; (2) drawing die utensil and installing in sealed device, complex operation when the mould is changed: (3) the mould is cooled by water, and when the sealing is not good, the water is easy to seep onto the steel wire, so that the mould or the steel wire is easy to rust and damage to cause waste products during drawing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a compaction thigh mould draws device, when aiming at drawing the mode with the mould and carrying out compaction thigh production, it is swift convenient to change mould operation, prevents simultaneously that the steel wire from leading to the mould to damage to the direct wearing and tearing of drawing the mould entry end, reduces owing to draw the in-process and generate heat the drawing die and the damage of compaction thigh that lead to, reduces the broken silk rate of steel wire, improves production efficiency and guarantees the quality of compaction thigh.

In order to achieve the above object, the basic scheme of the utility model is: the utility model provides a compaction thigh mould draws device, includes strander, mould drawing mechanism and the pulling equipment that sets gradually from left to right, still includes lubricated cooling body, mould drawing mechanism includes the die holder, from left to right is equipped with line ball mould and drawing die in proper order on the die holder, runs through the line ball hole of line ball mould about being equipped with in the line ball mould, runs through the compaction hole of drawing die about being equipped with in the drawing die, compaction hole is excessive to the round hole for the taper hole from left to right, and the compaction hole left end is the taper hole main aspects, and taper hole main aspects diameter is greater than nature thigh diameter, and taper hole small ends diameter is less than nature thigh diameter, lubricated cooling body is including the cooling tube that is located the die holder top, cooling tube and lubricated cooling source intercommunication, cooling tube are equipped with the first export that is located line ball hole left port and the second export that is located the drawing die top, and first export and second exit all are equipped with the valve.

The working principle and the beneficial effects of the basic scheme are as follows:

open the valve in first export of cooling tube and second exit, lubricated coolant in the lubricated cooling source is lubricated and is cooled off drawing die by the steel wire of first export and second export outflow to line ball hole entrance through the cooling tube, the operation machine of twisting strands, the machine of twisting strands forms nature thigh with many steel wires in the entrance winding of line ball hole, pass the compaction hole in drawing the mould again behind the line ball hole of line ball mould with nature thigh, drawing die extrudees to nature thigh and makes nature thigh by compressive deformation formation compaction thigh.

This compaction thigh mould draws steel wire of device forms nature thigh at the port in the line ball hole under the rotatory strander of strander, reentry line ball mould compresses tightly nature thigh and gets into drawing die utensil after the shapping again, it leads to drawing die utensil to damage to have avoided steel wire and drawing die to produce rotatory contact when strander is strayed, use lubricated coolant to lubricate and cool off the steel wire of line ball hole department, make each steel wire all obtain fully lubricated, effectively reduce the friction of steel wire and line ball mould, use lubricated coolant drawing die to cool off the heat dissipation, prevent that drawing die from producing high temperature when extrudeing nature thigh and making nature thigh produce plastic deformation under the effect of high temperature and pulling force.

Further, be equipped with the line ball in proper order on the die holder from left to right and touch the chamber and draw the die cavity, the line ball touches the chamber and draws and be equipped with the baffle between touching the chamber, is equipped with U type groove on the baffle, the line ball touches the chamber and draws the die cavity and all be the cuboid cavity, the line ball touches the size in chamber and corresponds with line ball mould size, and the left side and the upside opening in chamber are touched to the line ball, and the line ball touches the setting touch in the chamber and die holder fixed connection at the line ball, draw die cavity upper side opening, be equipped with U type groove on the drawing die cavity left.

Furthermore, the line ball mould is the cuboid, and the line ball mould contains mould and lower mould, go up the mould lower surface and all be equipped with the same semi-circular logical groove of corresponding diameter with the lower mould upper surface. When the upper die and the lower die are matched to form the wire pressing die, the semicircular through grooves on the upper die and the lower die are matched to form the circular wire pressing hole.

Furthermore, the drawing die is a cylinder, the compaction hole and the axis of the drawing die are coaxially arranged, and the drawing die is placed in the drawing die cavity and can freely move.

Further, the lubricated cooling source includes the batch oil tank, contains machine oil in the batch oil tank, is equipped with the circulating pump with the cooling tube intercommunication in the batch oil tank, draw and touch the chamber and be equipped with and draw the oil pipe of leading that intracavity machine oil water conservancy diversion arrived the batch oil tank.

Further, the left port of the wire pressing hole is arc-shaped. Prevent that strander from pressing the blade form edge fish tail steel wire that line ball hole left end formed when rotatory steel wire.

Drawings

Fig. 1 is a schematic structural view of the die drawing device for compacting strands of the present invention.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the steel wire stranding machine comprises a steel wire 1, a stranding machine 11, a natural strand 2, a lower die 3, a wire pressing hole 30, an upper die 31, a die holder 4, a partition plate 5, a U-shaped groove 51, a drawing die cavity 6, a drawing die 7, a taper hole 70, a compaction hole 71, a compaction strand 8, a first outlet 9, a second outlet 10 and a cooling pipe 12.

The embodiment is basically as shown in the attached figure 1: a die drawing device for compacted strands comprises a strand twisting machine 11, a die drawing mechanism and a traction device which are sequentially arranged from left to right, and further comprises a lubricating and cooling mechanism, wherein the strand twisting machine 11 and the traction device (not shown) are the prior art, the structure of the die drawing mechanism is not repeated, the die drawing mechanism comprises a die holder 4, a wire pressing die cavity and a drawing die cavity 6 are sequentially arranged on the die holder 4 from left to right, the wire pressing die cavity and the drawing die cavity 6 are cuboid cavities, a partition plate 5 is arranged between the wire pressing die cavity and the drawing die cavity, a U-shaped groove 51 allowing natural strands 2 to pass is arranged on the partition plate 5, the left side and the upper side of the wire pressing die cavity are opened, a wire pressing die which is cuboid is fixedly connected in the wire pressing die cavity, the size of the wire pressing die corresponds to that of the wire pressing die cavity, the wire pressing die comprises an upper die 31 and a lower die 3, corresponding semicircular through grooves with the same diameter are respectively arranged on the lower, the upper die 31 and the semicircular through grooves on the lower die 3 are matched to form a circular wire pressing hole 30 which penetrates through the wire pressing die from left to right. In order to prevent the stranding machine 11 from scratching the steel wire 1 at the edge-shaped edge formed at the left end of the wire pressing hole 30 when the steel wire 1 is rotated, the left end of the wire pressing hole 30 is provided with a circular arc-shaped chamfer.

Drawing die cavity 6's upside opening, be equipped with the current U type groove of holding compaction thigh 8 on drawing die cavity 6's the right side wall, drawing die 7 appearance is the cylinder, drawing die 7 is placed and can freely move in drawing die cavity 6, be equipped with the compaction hole 71 that runs through drawing die 7 about in drawing die 7, compaction hole 71 and the coaxial setting of drawing die 7 axis, compaction hole 71 is the taper hole 70 by the left side right side and excessively to the round hole, compaction hole 71 left end is the taper hole 70 main aspects, the diameter of taper hole 70 main aspects is greater than the diameter of nature thigh 2, the diameter of taper hole 70 tip is less than the diameter of nature thigh 2.

Lubricated cooling body is including the batch oil tank that is located the cooling tube 12 of 4 tops of die holder and 4 belows of die holder, contain machine oil in the batch oil tank, be equipped with the circulating pump that communicates with cooling tube 12 in the batch oil tank, draw and be equipped with in the chamber 6 and draw the oil pipe of leading of the interior machine oil water conservancy diversion of chamber 6 to the batch oil tank of touching, cooling tube 12 is equipped with the first export 9 that is located the left port in pressure line hole 30 and is located the second export 10 of drawing 7 tops of die, first export 9 and second export 10 departments all are equipped with the valve that is used for opening/close first export 9 or second export 10.

The utility model relates to a compaction thigh mould draws device's working process and principle are:

opening valves at a first outlet 9 and a second outlet 10 of a cooling pipe 12, operating a circulating pump, enabling engine oil in an oil storage tank to flow out of a steel wire 1 at the left port of a pressing line hole 30 through the cooling pipe 12 through the first outlet 9 and the second outlet 10 by the circulating pump to lubricate the steel wire 1 and cool a drawing die 7, operating a stranding machine 11 and a traction device, enabling the stranding machine 11 to rotate to wind a plurality of steel wires 1 at the left port of the pressing line hole 30 to form a natural strand 2, enabling the natural strand 2 to penetrate through the pressing line hole 30 of the drawing die under the traction of the traction device, limiting the natural strand 2 by the pressing line die to prevent shaking, enabling the natural strand 2 which moves rightwards to penetrate through a U-shaped groove 51 on a partition plate 5 and then enter a compaction hole 71 in the drawing die 7, enabling the natural strand 2 to penetrate through the compaction hole 71 and then to be connected to the traction device rightwards through the U-shaped groove on the right side wall of the drawing die cavity 6, enabling the right end of the drawing, since the small end diameter of the tapered hole 70 in the compacted hole 71 is smaller than the diameter of the natural strand 2, the natural strand 2 is compressed and deformed into the compacted strand 8 by the drawing die 7 extruding the natural strand 2.

Steel wire 1 forms nature thigh 2 at the port of line ball hole 30 under the rotatory strander of strander 11, use the line ball mould to compress tightly nature thigh 2 and get into die 7 utensil after the shapping again, avoided steel wire 1 and die 7 utensil to produce rotatory contact and lead to die 7 utensil to damage when strander 11 strays, die 7 and 4 contact connection of die holder make die 7 change convenient, use machine oil to lubricate and cool off the steel wire 1 of line ball hole department, make each steel wire 1 fully lubricated, effectively reduce the friction of steel wire 1 and line ball mould, use lubricating oil to cool off die 7, prevent that die 7 from producing high temperature when extrudeing nature thigh 2 and making nature thigh 2 produce plastic deformation under the effect of high temperature and pulling force and lead to the finished product to scrap.

The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. The utility model provides a compaction thigh mould draws device, includes that strander, mould that sets gradually from left to right draw mechanism and pulling equipment, still includes lubricated cooling body, its characterized in that: the die drawing mechanism comprises a die holder, a wire pressing die and a drawing die are sequentially arranged on the die holder from left to right, a wire pressing hole penetrating through the wire pressing die is formed in the wire pressing die from left to right, a compaction hole penetrating through the drawing die from left to right is formed in the drawing die, a taper hole is excessively arranged to a round hole from left to right, the left end of the compaction hole is a taper hole large end, the diameter of the taper hole large end is larger than the diameter of a natural strand, the diameter of the taper hole small end is smaller than the diameter of the natural strand, the lubricating cooling mechanism comprises a cooling pipe located above the die holder, the cooling pipe is communicated with a lubricating cooling source, the cooling pipe is provided with a first outlet located at the left end of the wire pressing hole and a second outlet located above the drawing die, and valves are arranged at the first outlet and the.

2. The compacted strand die drawing apparatus of claim 1, wherein: from left to right, be equipped with the line ball in proper order on the die holder and touch the chamber and draw the die cavity, the line ball touches the chamber and draws and be equipped with the baffle between touching the chamber, is equipped with U type groove on the baffle, the line ball touches the chamber and draws the die cavity and all be the cuboid cavity, the size that the chamber was touched to the line ball corresponds with line ball mould size, and the left side and the upside opening in chamber are touched to the line ball, and the line ball touches the setting touch the chamber in with die holder fixed connection at the line ball, draw die cavity upper side opening, be equipped with U type groove on the.

3. A compacted strand die drawing apparatus as claimed in claim 2, wherein: the line ball mould is the cuboid, and the line ball mould contains mould and lower mould, go up the mould lower surface and all be equipped with the same semi-circular logical groove of diameter of corresponding with the lower mould upper surface.

4. A compacted strand die drawing apparatus as claimed in claim 2, wherein: the drawing die is a cylinder, the compaction hole and the axis of the drawing die are coaxially arranged, and the drawing die is placed in the drawing die cavity and can freely move.

5. The compacted strand die drawing apparatus of claim 1, wherein: the lubricating cooling source comprises an oil storage tank filled with engine oil, a circulating pump communicated with a cooling pipe is arranged in the oil storage tank, and an oil guide pipe for guiding the engine oil in the cavity to the oil storage tank is arranged in the drawing cavity.

6. The compacted strand die drawing apparatus of claim 1, wherein: and the left port of the wire pressing hole is provided with an arc-shaped chamfer.