CN218014936U - Metal wire drawing device - Google Patents
Metal wire drawing device Download PDFInfo
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- CN218014936U CN218014936U CN202222234548.5U CN202222234548U CN218014936U CN 218014936 U CN218014936 U CN 218014936U CN 202222234548 U CN202222234548 U CN 202222234548U CN 218014936 U CN218014936 U CN 218014936U
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Abstract
The utility model discloses a metal wire drawing device, which comprises a paying-off mechanism, a drawing mechanism and a take-up mechanism which are arranged in sequence; the wire drawing mechanism consists of a plurality of wire drawing units; each wire drawing unit comprises a lubricating system and a roller drawing die, a wire drawing wheel, a first dancing wheel and a first guide wheel which are arranged in sequence; the lubricating system is used for lubricating the roller drawing die; the first dancing wheel is connected with a first angular displacement sensor through a first transmission rod; the first angular displacement sensor is electrically connected with a driving component of the wire drawing wheel; the roll drawing die comprises a pair of shaping rollers and a pair of limiting rollers; the shaping rollers are arranged along the horizontal direction, and positioning grooves for the metal wires to pass through are formed on the contact surfaces of the two shaping rollers; the pair of limiting idler wheels are vertically arranged on the upper side and the lower side of the shaping idler wheel respectively and are positioned at the contact positions of the two shaping idler wheels.
Description
Technical Field
The utility model belongs to the technical field of the metal wire drawing technique and specifically relates to a metal wire drawing device is related to.
Background
At present, with the rapid development of the fields of miniature electronic equipment, high-end medical equipment, light weight of equipment and the like, people put forward higher requirements on a lead wire, and the mainstream demand is an ultrafine metal wire with the diameter of less than 0.012 mm.
At present, most of the superfine metal wires are produced by a cone pulley type sliding wire drawing machine, and the method has the advantages that the multi-pass deformation can be carried out by using a small area, but a certain part of a cone pulley is abraded after long-time use, the whole cone pulley needs to be replaced, and the use cost is higher; on the other hand, the circular die adopted by the stepped pulley type sliding wire drawing machine has high requirement on the quality of cooling water, and when copper scraps caused by wire drawing exist in the cooling water, a wire drawing die orifice with extremely small size is easy to block, so that wire breakage is caused, and the uncertain cost is greatly increased; in addition, the relative sliding between the wire and the cone pulley can cause surface damage to cause wire breakage, and the requirement of high-precision die hole diameter greatly increases the cost.
Therefore, there is a need to design a wire drawing apparatus to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a metal wire drawing machine to the change cone pulley cost of cone pulley formula slip wire drawing machine among the prior art is higher, the higher problem of disconnection rate moreover.
The technical scheme for realizing the purpose of the utility model is a metal wire drawing device, which comprises a paying-off mechanism, a drawing mechanism and a take-up mechanism which are arranged in sequence; the wire drawing mechanism consists of a plurality of wire drawing units; each wire drawing unit comprises a lubricating system and a roller drawing die, a wire drawing wheel, a first dancing wheel and a first guide wheel which are arranged in sequence; the lubricating system is used for lubricating the roller drawing die; the first dancing wheel is connected with a first angular displacement sensor through a first transmission rod; the first angular displacement sensor is electrically connected with a driving component of the wire drawing wheel; the roll drawing die comprises a pair of shaping rollers and a pair of limiting rollers; the shaping rollers are arranged along the horizontal direction, and positioning grooves for the metal wires to pass through are formed on the contact surfaces of the two shaping rollers; the pair of limiting idler wheels are vertically arranged on the upper side and the lower side of the shaping idler wheel respectively and are positioned at the contact positions of the two shaping idler wheels.
The pay-off mechanism comprises a pay-off reel, a second guide wheel, a second dancing wheel and a third guide wheel which are arranged in sequence; the second dancing wheel is connected with a second angular displacement sensor through a second transmission rod; and the second angular displacement sensor is electrically connected with the driving assembly of the pay-off reel.
The take-up mechanism comprises a fourth guide wheel, a take-up reel and a laser wire arranger; and the metal wire coming out of the wire drawing mechanism sequentially passes through the fourth guide wheel and the laser wire arranging device and is wound in the wire collecting disc.
The lubricating system comprises a wire drawing liquid tank arranged below the roller drawing die and a spray head arranged above the wire drawing liquid tank and communicated with the wire drawing liquid tank.
The outer surface of the wire drawing wheel is coated with a rubber sleeve.
The friction coefficient of the rubber sleeve is larger than 1.2.
The shaping roller and the limiting roller are made of carbon fibers, glass fibers or metal.
The top point of the wire drawing wheel, the top point of the first guide wheel and the center of the positioning groove are positioned on the same horizontal line.
The two sizing rollers and the two limiting rollers can be opened or closed.
By adopting the technical scheme, the utility model discloses following beneficial effect has: (1) The utility model discloses a wire drawing mechanism comprises a plurality of wire drawing unit, and the adoption roller drawing mould cooperation wire drawing wheel of wire drawing unit carries out the wire drawing to replaced the cone pulley formula slip wire drawing, become the roll by sliding the wire drawing mode, changed into the point contact from the face contact and guaranteed that there is not relative slip between wire rod and the die roller, the at utmost reduces wire rod surface fish tail, and not only and reduced the probability of broken string, improved the productivity effect, but also can maintain and change every wire drawing unit alone, thereby reduced cost of maintenance.
(2) The utility model discloses a wire drawing wheel speed of each wire drawing unit of first angular displacement sensor independent control to realize the drawing of wire rod, rely on every wire drawing wheel rotational speed of independent control to realize speed synchronous, make the wire rod do not have relative slip on the wire drawing wheel, improve wire rod surface quality with this, the restriction of roller drawing mould ratio also can be got rid of to the wire drawing wheel of independent control moreover, realized the arbitrary ratio in cross-section of wire drawing in-process, promoted the commonality of device.
(3) The utility model discloses set up second angular displacement sensor, can guarantee the stability of unwrapping wire process to the functioning speed of control drawing drum and go on.
(4) The utility model discloses laser winding displacement ware has been set up to guarantee metal wire's stable rolling.
(5) The utility model discloses a lubricating system has been set up, can carry out good lubricated and cooling at wire drawing in-process pair roller drawing die utensil to wire drawing quality has been improved.
(6) The utility model discloses the cladding has the rubber sleeve on the surface of wire drawing wheel, can avoid producing between wire drawing wheel and the wire rod and slide to wire drawing quality has further been improved.
(7) The utility model discloses a wire drawing wheel's summit, the summit of first leading wheel and the center of constant head tank are in on same water flat line, can reduce metal wire and the frictional force between it, have further reduced the probability of broken string.
(8) The utility model discloses a can all open or be closed between two design gyro wheels and two spacing gyro wheels to in the going on of drawing of patterns, practiced thrift drawing of patterns time, improved production efficiency.
Drawings
In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is given in conjunction with the accompanying drawings, in which
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the roll drawing die of the present invention.
The reference numbers in the drawings are:
the wire drawing machine comprises a paying-off mechanism 1, a paying-off reel 1-1, a second guide wheel 1-2, a second dancing wheel 1-3, a third guide wheel 1-4, a second transmission rod 1-5, a second angular displacement sensor 1-6, a wire drawing mechanism 2, a lubricating system 2-1, a wire drawing liquid tank 2-1-1, a spray head 2-1-2, a roller drawing die 2-2, a shaping roller 2-2-1, a limiting roller 2-2-2, a positioning groove 2-2-3, a wire drawing wheel 2-3, a first dancing wheel 2-4, a first guide wheel 2-5, a first transmission rod 2-6, a first angular displacement sensor 2-7, a wire drawing mechanism 3, a fourth guide wheel 3-1, a wire drawing reel 3-2 and a laser wire arranging device 3-3.
Detailed Description
(example 1)
Referring to fig. 1 and 2, the metal wire drawing device of the present embodiment includes a paying-off mechanism 1, a drawing mechanism 2, and a take-up mechanism 3, which are sequentially disposed; the wire drawing mechanism 2 consists of a plurality of wire drawing units; each wire drawing unit comprises a lubricating system 2-1, and a roller drawing die 2-2, a wire drawing wheel 2-3, a first dancing wheel 2-4 and a first guide wheel 2-5 which are sequentially arranged; the lubricating system 2-1 is used for lubricating the roller-drawing die 2-2; the first dancing wheel 2-4 is connected with a first angular displacement sensor 2-7 through a first transmission rod 2-6; the first angular displacement sensor 2-7 is electrically connected with a driving component of the wire drawing wheel 2-3, and the driving component of the wire drawing wheel 2-3 preferably adopts a driving motor; the roller drawing die 2-2 comprises a pair of shaping rollers 2-2-1 and a pair of limiting rollers 2-2-2; the shaping rollers 2-2-1 are arranged along the horizontal direction, and positioning grooves 2-2-3 for metal wires to pass through are formed on the contact surfaces of the two shaping rollers 2-2-1; the pair of limiting rollers 2-2-2 are vertically arranged on the upper side and the lower side of the shaping roller 2-2-1 respectively and located at the contact positions of the two shaping rollers 2-2-1, in the practical application process, the shaping roller 2-2-1 and the limiting rollers 2-2-2 are mounted on a moving mechanism, the moving mechanism can adopt a double-head screw rod to match with a screw rod motor to realize synchronous opposite or reverse movement of the two shaping rollers 2-2-1 and the two limiting rollers 2-2-2, or the moving mechanism adopts an air cylinder or a hydraulic cylinder, the air cylinder or the hydraulic cylinder is arranged corresponding to each shaping roller 2-2-1 and each limiting roller 2-2-2, the air cylinder or the hydraulic cylinder is adopted for driving, specifically, before wire drawing, the moving mechanism opens all the shaping rollers 2-2-1 and all the limiting rollers 2-2-2-2 to carry out die drawing on a metal wire, and then closes all the shaping rollers 2-2-1 and all the limiting rollers 2-2-2 in sequence along the wire drawing direction, thereby reducing the die drawing efficiency to a greater extent and improving the production efficiency.
Further, the pay-off mechanism 1 comprises a pay-off reel 1-1, a second guide wheel 1-2, a second dancing wheel 1-3 and a third guide wheel 1-4 which are sequentially arranged; the second guide wheel 1-2 can deflect along with the paying-off position of the paying-off disc 1-1, so that large friction between the metal wire and the second guide wheel 1-2 is avoided, and the probability of wire breakage is reduced; the second dancing wheel 1-3 is connected with a second angular displacement sensor 1-6 through a second transmission rod 1-5; the second angular displacement sensor 1-6 is electrically connected with a driving assembly of the pay-off reel 1-1, the driving assembly of the pay-off reel 1-1 preferably adopts a driving motor, and the first transmission rod 2-6 and the second transmission rod 1-5 preferably adopt lighter materials, such as magnesium alloy, titanium alloy, carbon fiber rods and the like.
Further, in order to ensure the stability of the wire winding, the wire winding mechanism 3 comprises a fourth guide wheel 3-1, a wire winding disc 3-2 and a laser wire arranging device 3-3; the metal wire coming out of the wire drawing mechanism 2 is wound in the take-up reel 3-2 through the fourth guide wheel 3-1 and the laser wire arranger 3-3 in sequence, so that the stable winding of the metal wire is ensured.
Further, the lubricating system 2-1 comprises a drawing liquid tank 2-1-1 arranged below the roller drawing die 2-2 and a spray head 2-1-2 arranged above the drawing liquid tank 2-1-1 and communicated with the drawing liquid tank 2-1-1, so that the drawing liquid can be recycled, the spray head 2-1-2 is adjustable in position and flow, and the concentration of the drawing liquid is preferably 0.1, 0.2, 1, 2, 5 and 10%.
Furthermore, the outer surface of the wire drawing wheel 2-3 is coated with a rubber sleeve to prevent the metal wire from sliding on the wire drawing wheel 2-3, so that the wire breaking probability is reduced.
Preferably, the coefficient of friction of the rubber sleeve is greater than 1.2.
Preferably, the shaping roller 2-2-1 and the limiting roller 2-2-2 are both made of carbon fibers or glass fibers or metal.
Furthermore, the top point of the wire drawing wheel 2-3, the top point of the first guide wheel 2-5 and the center of the positioning groove 2-2-3 are positioned on the same horizontal line, so that the friction force between the metal wire and the metal wire can be reduced, and the wire breakage probability is further reduced.
The wire drawing mechanism 2 of the metal wire drawing device of the embodiment is composed of a plurality of wire drawing units, the wire drawing units adopt roller drawing dies 2-2 to be matched with wire drawing wheels 2-3 for drawing, so that step pulley type sliding wire drawing is replaced, the wire drawing mode is changed from sliding to rolling, surface contact is changed into point contact, no relative sliding between the wire and the die roller is ensured, the surface scratching of the wire is reduced to the maximum extent, meanwhile, when the speed of a certain wire drawing unit is not matched with that of other wire drawing units, the position of a first dancing wheel 2-4 is changed, so that the position of a first transmission rod 2-6 is changed, a first angular displacement sensor 2-7 receives a signal and then controls the rotating speed of the wire drawing wheels, the mutual matching of the speeds of all the wire drawing units is ensured, the relative sliding of the wire is prevented, the wire breakage probability is reduced, the production benefit is improved, and each wire drawing unit can be maintained and replaced independently, so that the maintenance cost is reduced.
The above-mentioned embodiments further describe the objects, technical solutions and advantages of the present invention in detail, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A metal wire drawing device is characterized in that: comprises a pay-off mechanism (1), a wire drawing mechanism (2) and a take-up mechanism (3) which are arranged in sequence; the wire drawing mechanism (2) consists of a plurality of wire drawing units; each wire drawing unit comprises a lubricating system (2-1), and a roller drawing die (2-2), a wire drawing wheel (2-3), a first dancing wheel (2-4) and a first guide wheel (2-5) which are arranged in sequence; the lubricating system (2-1) is used for lubricating the roller drawing die (2-2); the first dancing wheel (2-4) is connected with a first angular displacement sensor (2-7) through a first transmission rod (2-6); the first angular displacement sensor (2-7) is electrically connected with a driving component of the wire drawing wheel (2-3); the roll drawing die (2-2) comprises a pair of shaping rollers (2-2-1) and a pair of limiting rollers (2-2-2); the shaping rollers (2-2-1) are arranged along the horizontal direction, and positioning grooves (2-2-3) for metal wires to pass through are formed on the contact surfaces of the two shaping rollers (2-2-1); the pair of limiting rollers (2-2-2) are respectively arranged on the upper side and the lower side of the shaping roller (2-2-1) along the vertical direction and are positioned at the contact positions of the two shaping rollers (2-2-1).
2. The wire drawing apparatus as set forth in claim 1, wherein: the paying-off mechanism (1) comprises a paying-off disc (1-1), a second guide wheel (1-2), a second dancing wheel (1-3) and a third guide wheel (1-4) which are arranged in sequence; the second dancing wheel (1-3) is connected with a second angular displacement sensor (1-6) through a second transmission rod (1-5); and the second angular displacement sensor (1-6) is electrically connected with a driving component of the pay-off reel (1-1).
3. The wire drawing apparatus as set forth in claim 1, wherein: the take-up mechanism (3) comprises a fourth guide wheel (3-1), a take-up reel (3-2) and a laser traverse unit (3-3); the metal wire coming out of the wire drawing mechanism (2) sequentially passes through a fourth guide wheel (3-1) and a laser wire arranging device (3-3) and is wound in a wire winding disc (3-2).
4. A wire drawing apparatus as claimed in claim 1, wherein: the lubricating system (2-1) comprises a wire drawing liquid tank (2-1-1) arranged below the roller drawing die (2-2) and a spray head (2-1-2) arranged above the wire drawing liquid tank (2-1-1) and communicated with the wire drawing liquid tank (2-1-1).
5. The wire drawing apparatus according to claim 1, wherein: the outer surface of the wire drawing wheel (2-3) is coated with a rubber sleeve.
6. The wire drawing apparatus according to claim 5, wherein: the friction coefficient of the rubber sleeve is larger than 1.2.
7. The wire drawing apparatus according to claim 1, wherein: the shaping roller (2-2-1) and the limiting roller (2-2-2) are made of carbon fibers, glass fibers or metal.
8. A wire drawing apparatus as claimed in claim 1, wherein: the top point of the wire drawing wheel (2-3), the top point of the first guide wheel (2-5) and the center of the positioning groove (2-2-3) are positioned on the same horizontal line.
9. The wire drawing apparatus according to claim 1, wherein: the two shaping rollers (2-2-1) and the two limiting rollers (2-2-2) can be opened or closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222234548.5U CN218014936U (en) | 2022-08-24 | 2022-08-24 | Metal wire drawing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222234548.5U CN218014936U (en) | 2022-08-24 | 2022-08-24 | Metal wire drawing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218014936U true CN218014936U (en) | 2022-12-13 |
Family
ID=84350004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222234548.5U Active CN218014936U (en) | 2022-08-24 | 2022-08-24 | Metal wire drawing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218014936U (en) |
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2022
- 2022-08-24 CN CN202222234548.5U patent/CN218014936U/en active Active
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