阅读说明：本技术 金属丝螺旋结构成型工艺 (Metal wire spiral structure forming process ) 是由 张懿翔 于 2020-12-31 设计创作，主要内容包括：本发明涉及螺旋成型设备技术领域,具体公开了金属丝螺旋结构成型工艺,采用金属丝成型设备,该设备包括机架和套筒,机架上设有束线筒和驱动件,套筒内转动连接有活塞,套筒内壁上开设有螺旋槽,活塞的外壁上固定有凸块,凸块滑动连接在螺旋槽内,活塞固定有连接环,活塞转动连接有销轴,驱动件驱动活塞水平移动；该成型工艺,将不少于三根的金属丝穿过束线筒,将金属丝分别固定在连接环上,启动驱动件,使活塞向远离束线筒一侧移动,凸块与螺旋槽的配合,使得活塞在移动的过程中,还会不断的转动,从而使得多根金属丝形成螺旋结构。采用本专利中的成型工艺,无需人工手动绕制,降低了操作人员的劳动强度,同时成型的效率也得到了提高。(The invention relates to the technical field of spiral forming equipment, and particularly discloses a metal wire spiral structure forming process, which adopts metal wire forming equipment, wherein the metal wire forming equipment comprises a rack and a sleeve, the rack is provided with a wire bundling cylinder and a driving piece, the sleeve is rotationally connected with a piston, the inner wall of the sleeve is provided with a spiral groove, the outer wall of the piston is fixedly provided with a lug, the lug is slidably connected in the spiral groove, the piston is fixedly provided with a connecting ring, the piston is rotationally connected with a pin shaft, and the driving piece drives the piston to horizontally move; according to the forming process, at least three metal wires penetrate through the wire bundling cylinder, the metal wires are fixed on the connecting ring respectively, the driving piece is started, the piston moves towards one side far away from the wire bundling cylinder, and the convex block is matched with the spiral groove, so that the piston can continuously rotate in the moving process, and the plurality of metal wires form a spiral structure. By adopting the forming process in the patent, manual winding is not needed, the labor intensity of operators is reduced, and meanwhile, the forming efficiency is also improved.)

1. The metal wire spiral structure forming process is characterized in that: the metal wire forming equipment comprises a rack and a sleeve horizontally fixed on the rack, wherein a wire bundling cylinder and a driving piece are arranged on the rack and are respectively positioned at two ends of the sleeve, the inner diameter of the wire bundling cylinder is not more than 2mm, a piston is rotationally connected in the sleeve, a spiral groove is formed in the inner wall of the sleeve along the axial direction of the sleeve, a convex block is fixed on the outer wall of the piston and is slidably connected in the spiral groove, at least three connecting rings are fixed at one end, close to the wire bundling cylinder, of the piston, a pin shaft is rotationally connected at one end, close to the driving piece, of the piston, the driving;

the forming process comprises the following steps of enabling at least three metal wires to penetrate through a wire bundling cylinder, fixing the metal wires on a connecting ring respectively, starting a driving piece to enable a piston to move towards one side far away from the wire bundling cylinder, and enabling the piston to continuously rotate in the moving process due to the matching of a convex block and a spiral groove, so that the plurality of metal wires form a spiral structure.

2. The wire spiral forming process of claim 1, wherein: the protruding blocks are arranged on two sides of the piston respectively.

3. The wire spiral forming process of claim 1, wherein: the connecting rings are arranged close to the center of the piston and are uniformly distributed along the circumferential direction of the piston.

4. The wire spiral forming process of claim 1, wherein: one end of the piston, which is far away from the wire bundling cylinder, is in a bullet shape.

5. The wire spiral forming process of claim 1, wherein: the driving piece comprises a reel, a pull rope and a motor, the reel is rotatably connected to the rack, the motor drives the reel to rotate, one end of the pull rope is fixed to the reel, and the other end of the pull rope is fixed to the pin shaft.

6. The wire spiral forming process of claim 5, wherein: the frame is rotatably connected with a guide wheel, and the guide wheel is arranged on one side, close to the driving piece, of the sleeve.

7. The wire spiral forming process of claim 6, wherein: the top of the sleeve is provided with a strip-shaped opening along the axial direction, the two ends of the strip-shaped opening are communicated, and the width of the strip-shaped opening is not less than the diameter of the pull rope.

8. The wire spiral forming process of claim 1, wherein: an oil cavity is arranged in the piston and is close to the protruding block, an oil hole communicated with the oil cavity is formed in the protruding block along the radial direction of the piston, an elastic part is fixed on one side, far away from the oil hole, in the oil cavity, an extrusion plate is fixed at the end part of the elastic part, sponge close to one side of the oil hole is arranged between the extrusion plate and the oil cavity, and an oil injection valve communicated with the oil cavity is arranged on the piston.

Technical Field

The invention relates to the technical field of spiral forming equipment, in particular to a metal wire spiral structure forming process.

Background

For some suspended signs, such as market signs, parking lot warning signs and the like, the signs usually need to be suspended at a position close to a roof, and for safety reasons, the weight of the signs needs to be lighter as much as possible, and the frames in the signs occupy a considerable proportion, so that the weight of the whole signs can be reduced by performing light weight treatment on the frames.

Based on the above problem, in order to further reduce the mechanism weight of frame, I chose the iron wire preparation section bar that adopts many helical structure, chooseed three iron wires coiling for helical structure usually for use, and the frame construction of sign is welded into to reuse this section bar, and the frame construction's of making like this light in weight just does benefit to the welding, but such section bar all adopts full manual work to make at present, and intensity of labour is big, and efficiency is also lower.

Disclosure of Invention

The invention provides a metal wire spiral structure forming process, which aims to solve the problems that in the prior art, a section of a spiral structure is manufactured completely manually, the labor intensity is high, and the efficiency is low.

In order to achieve the purpose, the technical scheme of the invention is as follows:

the metal wire spiral structure forming process adopts metal wire forming equipment, the equipment comprises a rack and a sleeve horizontally fixed on the rack, a wire bundling cylinder and a driving piece which are respectively positioned at two ends of the sleeve are arranged on the rack, the inner diameter of the wire bundling cylinder is not more than 2mm, a piston is rotationally connected in the sleeve, a spiral groove is formed in the inner wall of the sleeve along the axial direction of the sleeve, a lug is fixed on the outer wall of the piston, the lug is slidably connected in the spiral groove, at least three connecting rings are fixed at one end of the piston close to the wire bundling cylinder, a pin shaft is rotationally connected at one end of the piston close to the driving piece, and the driving;

the forming process comprises the following steps of enabling at least three metal wires to penetrate through a wire bundling cylinder, fixing the metal wires on a connecting ring respectively, starting a driving piece to enable a piston to move towards one side far away from the wire bundling cylinder, and enabling the piston to continuously rotate in the moving process due to the matching of a convex block and a spiral groove, so that the plurality of metal wires form a spiral structure.

The technical principle and the effect of the technical scheme are as follows:

according to the scheme, the multiple metal wires are rotated through the piston to complete the section bar with the spiral structure, so that the frame structure of the signboard is manufactured, the wire bundling cylinder helps the multiple metal wires to feed wires into the sleeve, the forming process in the scheme is adopted, manual winding is not needed, the labor intensity of operators is reduced, and meanwhile, the forming efficiency is improved.

Furthermore, the number of the convex blocks is two, and the two convex blocks are respectively arranged on two sides of the piston.

Has the advantages that: therefore, the matching of the convex block and the spiral groove is more stable, and the piston can stably rotate in the moving process.

Furthermore, a plurality of connecting rings are all arranged close to the center of the piston, and are uniformly distributed along the circumferential direction of the piston.

Has the advantages that: this arrangement allows for tighter winding between the wires.

Furthermore, one end of the piston, which is far away from the wire bundling cylinder, is in a bullet shape.

Has the advantages that: the end of the piston is provided in a bullet head shape so that the moving resistance of the piston in the sleeve is reduced.

Further, the driving piece includes reel, stay cord and motor, and the reel rotates to be connected in the frame, and motor drive reel rotates, and stay cord one end is fixed on the reel, and the other end is fixed at round pin epaxially.

Has the advantages that: the reel is driven to rotate by the motor, so that the pull piston is pulled to move by the pull rope, and the occupied area of the whole driving piece is small.

Furthermore, the frame is rotatably connected with a guide wheel, and the guide wheel is arranged on one side, close to the driving piece, of the sleeve.

Has the advantages that: the arrangement prevents the stay cord from swinging to a larger extent in the traction process and also prevents the stay cord from rotating.

Further, the top of the sleeve is provided with a strip-shaped opening along the axial direction, the two ends of the strip-shaped opening are arranged in a penetrating mode, and the width of the strip-shaped opening is not smaller than the diameter of the pull rope.

Has the advantages that: set up like this, after accomplishing a set of wire helical structure's shaping, with the piston from telescopic outside pulling to the sleeve be close to bunch section of thick bamboo one end, inside the stay cord enters into the sleeve from the bar mouth to carry out next batch helical structure's shaping.

Further, an oil cavity is arranged inside the piston, the oil cavity is close to the protruding block, an oil hole communicated with the oil cavity is formed in the protruding block along the radial direction of the piston, an elastic part is fixed on one side, far away from the oil hole, in the oil cavity, a squeezing plate is fixed at the end part of the elastic part, sponge close to one side of the oil hole is arranged between the squeezing plate and the oil cavity, and an oil injection valve communicated with the oil cavity is arranged on the piston.

Has the advantages that: inject lubricating oil into the oil pocket through the oiling valve in this scheme, and lubricating oil is absorbed by the sponge, when carrying out the coiling, the piston rotates at a high speed, and the stripper plate moves to oilhole one side under the effect of centrifugal force to extrude the sponge, make absorbing lubricating oil discharge from the oilhole in the sponge, accurate to carry out lubrication treatment between lug and the helicla flute, reduce the wearing and tearing between lug and the helicla flute, also reduce the heat that both relative slip produced simultaneously.

And after the piston stops rotating, the extrusion plate resets under the action of the elastic piece, so that the sponge does not bear the extrusion force any more, and the lubricating oil is not discharged from the oil hole any more, thereby achieving the effects that the lubricating oil is discharged when in work (the piston rotates) and is not discharged when not in work.

Drawings

FIG. 1 is a schematic view of a part of the structure of a wire forming apparatus according to embodiment 1 of the present invention;

fig. 2 is a sectional view of a piston in embodiment 2 of the present invention.

Reference numerals in the drawings of the specification include: the device comprises a sleeve 10, a spiral groove 11, a piston 12, a bump 13, a connecting ring 14, a pin shaft 15, a reel 16, a pull rope 17, a guide wheel 18, an oil cavity 19, an oil hole 20, an elastic piece 21, a pressing plate 22 and a sponge 23.

Detailed Description

The following is further detailed by way of specific embodiments:

example 1:

a metal wire spiral structure forming process adopts metal wire forming equipment which is basically as shown in the attached drawing 1, and comprises a rack and a plurality of sleeves 10 horizontally fixed on the rack, wherein a wire bundling cylinder fixed on the rack is arranged at the front end of each sleeve 10, the wire bundling cylinder coincides with the central axis of each sleeve 10, the inner diameter of each wire bundling cylinder is not more than 2mm, spiral grooves 11 are formed in the inner wall of each sleeve 10 along the axial direction of the inner wall of the corresponding sleeve, the distance between every two adjacent spirals in each spiral groove 11 is not more than 15mm, a piston 12 is rotationally connected in each sleeve 10, two convex blocks 13 are integrally formed on the outer wall of each piston 12, the two convex blocks 13 are all in sliding connection in each spiral groove 11, and the two convex blocks 13 are respectively.

At least three connecting rings 14 are fixed at the left end (the end close to the wire bunching cylinder) of the piston 12, a plurality of connecting rings 14 are arranged at the position close to the center of the piston 12, the connecting rings 14 are uniformly distributed along the circumference of the piston 12, the right end (the end far away from the wire bunching cylinder) of the piston 12 is in a bullet shape, a pin shaft 15 is also rotatably connected at the right end of the piston 12, a driving part is arranged at the front end of the sleeve 10 on the frame and used for driving the piston 12 to move forwards, the driving part comprises a reel 16 and a pull rope 17 in the embodiment, wherein the reel 16 is rotatably connected on the frame, a motor for driving the reel 16 to rotate is arranged on the frame, and a one-way bearing is fixed on output shafts of the reel 16 and the motor, so that the winding and the paying-off of the reel 16 are convenient, one end of the pull, a guide wheel 18 is also rotatably connected to the frame, and the guide wheel 18 is disposed at the opening of the sleeve 10.

The top of the sleeve 10 is provided with a strip-shaped opening along the axial direction, the two ends of the strip-shaped opening are arranged in a penetrating way, and the width of the strip-shaped opening is not less than the diameter of the pull rope 17.

Metal wire helical structure forming process, specifically speaking, the metal wire that will be no less than three passes the bundle of wires section of thick bamboo, fix the metal wire respectively on the go-between 14 of piston 12 tip, the starter motor, make reel 16 rotate, drive stay cord 17 and move to the right side, thereby make stay cord 17 drive piston 12 and move to the right side fast, this in-process, because lug 13 and helicla flute 11's cooperation, make piston 12 in the in-process that moves to the right, still continuous rotation, thereby make many root wires form helical structure's section bar, such section bar can be used for making the frame construction of signboard, the metal wire can adopt steel wire or iron wire, the welding performance of section bar does not reduce like this, the frame construction weight of preparation simultaneously descends, realize the lightweight of signboard.

And when the piston 12 moves to the right end of the sleeve 10, the motor is turned off, the metal wires at the wire bundling cylinder are cut off, the spiral structure formed by the metal wires is taken down from the piston 12, the piston 12 is pulled to the left end of the sleeve 10 from the outside of the sleeve 10, and the pull rope 17 enters the sleeve 10 from the strip-shaped opening, so that the next batch of spiral structure is formed.

Example 2:

substantially as shown in figure 2: the difference from embodiment 1 is that two oil chambers 19 are opened inside the piston 12, the oil chamber 19 is disposed near the protrusion 13, oil holes 20 communicating with the oil chamber 19 are opened on the protrusion 13 along the radial direction of the piston 12, an elastic member 21 is fixed on the side far from the oil holes 20 inside the oil chamber 19, the elastic member 21 is a tension spring in the embodiment, a pressing plate 22 is fixed on the end of the elastic member 21, a sponge 23 is disposed between the pressing plate 22 and the oil chamber 19 and near the oil holes 20, and an oil filling valve communicating with the oil chamber 19 is disposed on the piston 12.

Inject lubricating oil into oil pocket 19 through the oiling valve, and lubricating oil is absorbed by sponge 23, when carrying out the coiling, piston 12 high-speed rotation, stripper plate 22 moves to oilhole 20 one side under the effect of centrifugal force to extrude sponge 23, make absorbing lubricating oil follow oilhole 20 discharge in the sponge 23, the accurate lubricating treatment that carries out between lug 13 and the helicla flute 11, reduce the wearing and tearing between lug 13 and the helicla flute 11, also reduce the heat that both relative slip produced simultaneously.

When the piston 12 stops rotating, the squeezing plate 22 is reset under the action of the elastic element 21, so that the sponge 23 is not subjected to squeezing force any more, and thus the lubricating oil is not discharged from the oil hole 20 any more, and the effects that the lubricating oil is discharged during working (the piston 12 rotates) and is not discharged during non-working are achieved.

The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications 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.