CN211564072U

CN211564072U - Drawing equipment with stepless die change

Info

Publication number: CN211564072U
Application number: CN202020094863.0U
Authority: CN
Inventors: 吴江华
Original assignee: Dongguan Achievement Industry Co ltd
Current assignee: Dongguan Achievement Industry Co ltd
Priority date: 2020-01-16
Filing date: 2020-01-16
Publication date: 2020-09-25
Anticipated expiration: 2030-01-16

Abstract

The utility model discloses a drawing device for stepless die change, which comprises a frame and a liquid storage tank arranged on one side of the frame, the liquid storage tank is used for containing a cooling and lubricating solvent, one side of the liquid storage tank is provided with a wire inlet assembly which is used for guiding a wire rod to enter the wire drawing equipment, the liquid inlet unit is arranged below the wire inlet assembly, at least two wire drawing driving units are obliquely arranged on the other side of the rack, each wire drawing driving unit is respectively connected with a wire drawing wheel, each wire drawing wheel is used for matching with the wire drawing driving unit to draw a wire, a wire drawing die part is arranged between the wire drawing wheels, each wire drawing die part is connected with the liquid inlet unit, and a sizing wire distributing unit is arranged on the wire output end of the rack, so that the wire drawing device ensures the normal operation of wire drawing operation, avoids the waste of production time, can reduce the energy consumption by 20-30 percent, and effectively achieves the energy-saving effect; the maintenance and the obstacle removal are easy and convenient; effectively ensures the quality of the product and ensures the take-up effect.

Description

Drawing equipment with stepless die change

Technical Field

The utility model relates to a technical field of wire rod processing treatment facility refers in particular to one kind through independent configuration wire drawing drive unit, uses wherein wire drawing drive unit more than two of arbitrary combination to carry out the wire drawing operation's wire drawing equipment of electrodeless retooling as required.

Background

Wire drawing machines (named as drawing machines) also called wire drawing machines, wire drawing machines and wire drawing machines are common wire processing equipment, and can be divided into metal wire drawing machines (used for preprocessing metal products such as standard parts) according to the application of the wire drawing machines, plastic wire drawing machines (used for special complete equipment for deep processing of various hollow, solid round wires or flat wires produced by using polyester, nylon, polyethylene, polypropylene, polyester chips and the like as raw materials in the plastic product industry), bamboo and wood wire drawing machines (used for special equipment for manufacturing chopsticks, toothpicks, barbecue bars and the like in the bamboo and wood product industry to draw out bamboo wires and reprocess wood wires), and the like.

At present, the existing multi-mode continuous wire drawing machine generally adopts a plurality of wire dies, when in drawing, a wire continuously passes through each wire die, a capstan is arranged between each wire die, the wire is wound on the capstan for a certain number of turns, and drawing force is established so as to draw the wire with a thick wire diameter to the wire with a required thin wire diameter; the existing multi-mode continuous wire drawing machine is powered by a single motor, and the capstan winches are driven simultaneously by matching with gears and are matched with each other, so that the effect of thinning wires is achieved; however, in the multi-mode continuous wire drawing machine, since only one motor is used to drive the winches in cooperation with the gear mechanism, each winch can only run simultaneously, and in the running process, the gear mechanism corresponding to each winch has energy loss, in practical application, only one part of the winches is frequently used, the other part of the winches are vacant, and the vacant winches are in an idle running state when the equipment works, so that idle running energy consumption is generated, and the energy consumption of the wire drawing machine can reach 70%, so that resource waste is caused.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art and provide the drawing equipment with the stepless die change, which ensures the normal operation of drawing operation, avoids the waste of production time and the occurrence of idle energy consumption, reduces the energy consumption by 20-30 percent and effectively achieves the energy-saving effect; the maintenance and the obstacle removal are easy and convenient; the uniformity of wire drawing is ensured, the quality of products is effectively ensured, and the wire winding effect is ensured.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a wire drawing device with stepless die change comprises a frame and a liquid storage tank arranged on one side of the frame, wherein the liquid storage tank is used for containing a cooling and lubricating solvent, one side of the liquid storage tank is provided with a wire inlet component which is used for guiding a wire rod to enter the wire drawing device, a liquid inlet unit is arranged below the wire inlet component and used for providing cooling and lubricating liquid for the wire drawing device, the other side of the frame is obliquely provided with at least two wire drawing driving units, each wire drawing driving unit is respectively connected with a wire drawing wheel which is used for matching with the wire drawing driving unit to draw the wire rod, a wire drawing die part is arranged between the wire drawing wheels and connected with the liquid inlet unit, each wire drawing die part is used for matching with the wire drawing wheel to shape the wire rod and matching with the liquid inlet unit to cool and lubricate the wire rod, a certain diameter branching unit is arranged on the wire rod output end of the frame, the sizing and wire distributing unit is used for distributing and outputting the wire rods subjected to wire drawing.

The wire inlet assembly comprises a wire inlet frame, at least one wire guide wheel arranged at one end of the wire inlet frame, at least one wire inlet wheel arranged at the other end of the wire inlet frame and at least two auxiliary guide wheels arranged between the wire guide wheel and the wire inlet wheel, wherein the wire guide wheel is used for guiding a wire into the wire drawing equipment, the wire inlet wheel is used for ensuring the smoothness of the wire entering the equipment, and the auxiliary guide wheels are used for matching with the wire guide wheel and the wire inlet wheel to guide the wire to enter the wire drawing equipment.

The liquid inlet unit comprises a main liquid pipe connected with the liquid storage tank, a liquid distribution pipe connected with the main liquid pipe through a connecting pipe and a liquid supply part connected with the connecting pipe, the main liquid pipe is used for being matched with the liquid supply part to provide cooling and lubricating liquid for the liquid storage tank, the liquid distribution pipe is respectively communicated with the corresponding wire drawing die parts through liquid distribution pipelines, the liquid distribution pipe is used for being matched with the liquid supply part to provide cooling and lubricating liquid for the wire drawing die parts, and the liquid distribution pipelines are arranged in a rack between the liquid storage tank and the wire drawing driving unit.

The wire drawing drive unit comprises driving motor, the wire drawing encoder of locating on driving motor, the flange that is connected with driving motor and the wire drawing speed reducer that flange is connected, and this wire drawing encoder is used for controlling the rotational speed that corresponds driving motor, and each this wire drawing encoder is connected with the driving motor electric connection that corresponds, and each this wire drawing speed reducer is connected with the wire drawing wheel that corresponds respectively, and each this wire drawing speed reducer wears to locate the frame, and each wire drawing wheel is located in the liquid reserve tank.

The wire drawing driving unit is obliquely arranged on the frame in a penetrating mode, an alpha angle is formed between the central shaft of the wire drawing driving unit and the frame, the angle of the alpha angle ranges from 87 degrees to 89 degrees, and each wire drawing wheel is coaxially arranged with the corresponding wire drawing driving unit.

Each wire drawing mould portion inclines on locating the inside wall of liquid reserve tank, and this wire drawing mould portion includes the base, locates the mould line piece on the base and locates the fender module on moulding the line piece, should mould the line piece and be used for moulding the wire rod, and this fender module is used for preventing that the wire rod breaks away from when moulding and moulds the line piece.

Mould and open one on the line piece and mould the type hole, should mould the type hole and be used for moulding the type to the wire rod, the center pin in this type hole of moulding is tangent with each wire drawing wheel top surface, keep off the module and articulate in moulding one of them side in the type hole, should keep off the module and mould the type incision, should mould the type incision and constitute a pair of wire rod jointly with moulding the type hole and carry out the line hole of moulding the type, open one on the base and annotate the liquid hole, should annotate the liquid hole and extend to moulding the type hole, and with moulding the type hole intercommunication, should annotate the liquid hole and divide liquid pipeline to communicate mutually.

The sizing branching unit consists of a constant speed wheel connected to the frame through a constant speed shaft, a driven wheel connected with one end of the constant speed shaft through a constant speed bearing, a driving wheel connected with the driven wheel through a driving belt, a driving motor connected with the driving wheel and a sizing die arranged on one side of the constant speed wheel, wherein the sizing die is arranged at one end of the liquid storage tank.

The central axis of the constant speed wheel and the central axis of the constant speed shaft are on the same straight line, and the constant speed shaft and each wire drawing driving unit are arranged in parallel.

The liquid storage tank is divided into a main tank body and an overflow tank body by a bottom plate and partition plates respectively arranged at two ends of the bottom plate, the main tank body is used for containing cooling and lubricating liquid, the overflow tank body is used for containing the cooling and lubricating liquid overflowing from the main tank body, at least one water outlet is arranged at the bottom of the bottom plate and is connected with a water drain valve, and a main liquid pipe of the liquid inlet unit penetrates through the overflow tank body and is communicated with the main tank body.

The beneficial effects of the utility model reside in that: the wire drawing driving units are independent corresponding to the wire drawing wheels, so that the wire drawing wheels cannot be limited when working, any wire drawing driving unit can be started or stopped according to actual use requirements, any other wire drawing driving unit can be adopted to cooperate with wire drawing operation when any wire drawing driving unit fails, the normal operation of the wire drawing operation is ensured, the waste of production time is avoided, the idle running of any wire drawing wheel can be effectively prevented, the condition of idle running energy consumption is avoided, compared with the traditional single motor and gear mechanism matched driving mode, the energy consumption can be reduced by 20-30%, and the energy-saving effect is effectively achieved; even if the machine is stopped for maintenance, the broken wire drawing driving unit can be easily and directly disassembled, and then the normal wire drawing driving unit can be replaced, so that the maintenance and troubleshooting are easy and convenient; the rotating speed of each wire drawing driving unit is adjusted and controlled by matching with a wire drawing encoder, so that the matching speed between the wire drawing driving units is ensured to meet the actual requirement of wire drawing operation, the wire drawing uniformity is ensured, and the product quality is effectively ensured; in addition, the rotating speed of the transmission motor is regulated and controlled through the transmission encoder, so that the speed of the sizing and wire distributing unit is consistent with that of the wire drawing driving unit closest to the sizing and wire distributing unit, and the wire winding effect of the sizing and wire distributing unit is ensured.

Drawings

Fig. 1 is a schematic view of the structure of the present invention.

Fig. 2 is a partially enlarged view of a portion a in fig. 1.

Fig. 3 is a schematic top view of the present invention.

Fig. 4 is a schematic view of the present invention in a partial cross-sectional structure.

Fig. 5 is a schematic structural view of the wire drawing die part of the present invention.

The reference numbers illustrate:

1-a frame; 11-an oil pump motor; 12-a main oil inlet pipe; 13-a heat exchanger; 14-auxiliary oil inlet pipe; 15-main oil circuit; 16-a first oil distribution path; 161-a first valve; 17-a second oil distribution path; 171-a second valve; 18-an oil return pipe; 181-first oil return path; 182-a second oil return path; 2-a liquid storage tank; 21-a bottom plate; 22-a separator; 23-a main box body; 24-an overflow box; 25-a water outlet; 26-a drain valve; 3-a wire inlet assembly; 31-a wire inlet frame; 32-a wire guide wheel; 33-a wire feeding wheel; 34-an auxiliary guide wheel; 4-a liquid inlet unit; 41-main liquid pipe; 42-a linker tube; 43-liquid distribution tube; 5-a wire drawing driving unit; 51-a drive motor; 52-a wire drawing encoder; 53-wire drawing speed reducer; 54-a connecting flange; 55-a wire-drawing shaft; 56-a wire drawing bearing portion; 57-a wire drawing inching switch; 6-wire drawing wheel; 7-a wire drawing die part; 71-a base; 72-plastic wire block; 721-plastic holes; a 73-gear module; 731-plastic incision; 7 a-liquid injection hole; 8-sizing and branching unit; 81-constant speed wheel; 82-constant speed bearing; 83-driven wheel; 84-a transmission wheel; 85-a transmission motor; 86-a drive encoder; 87-constant speed shaft; 88-a transmission belt; 89-a power transmission wheel; 8 a-a wire dividing wheel; 8 b-a blowpipe; 8 c-a cooling fan; 8 d-emergency stop service brake; 9-sizing die.

Detailed Description

The invention is further described below with reference to the drawings in the specification:

as shown in fig. 1-5, the utility model relates to a wire drawing device with stepless die change, which comprises a frame 1 and a liquid storage tank 2 arranged on one side of the frame 1, wherein the liquid storage tank 2 is used for containing a cooling and lubricating solvent, one side of the liquid storage tank 2 is provided with a wire inlet component 3, the wire inlet component 3 is used for guiding a wire rod to enter the wire drawing device, a liquid inlet unit 4 is arranged below the wire inlet component 3, the liquid inlet unit 4 is used for providing cooling and lubricating liquid for the wire drawing device, the other side of the frame 1 is obliquely provided with at least two wire drawing driving units 5, each wire drawing driving unit 5 is respectively connected with a wire drawing wheel 6, each wire drawing wheel 6 is used for matching with the wire drawing driving unit 5 to draw the wire rod, a wire drawing die part 7 is arranged between each wire drawing wheel 6, each wire drawing die part 7 is connected with the liquid inlet unit 4, each wire drawing die part 7 is used for matching with the wire drawing wheel 6 to shape the wire, a fixed diameter wire distributing unit 8 is arranged at the wire output end of the frame 1, the fixed diameter wire distributing unit 8 is used for distributing and outputting the wire subjected to wire drawing, and it should be noted here that the wire output by the fixed diameter wire distributing unit 8 is recovered to a wire coil (not shown) through a wire take-up device (not shown), and the wire take-up device here is of a machine type commonly used in the market, so the structure of the wire take-up device is not limited herein.

As shown in fig. 1 and 3, the wire feeding assembly 3 comprises a wire feeding frame 31, at least one wire guiding wheel 32 disposed at one end of the wire feeding frame 31, at least one wire feeding wheel 33 disposed at the other end of the wire feeding frame 31, and at least two auxiliary guide wheels 34 disposed between the wire guiding wheel 32 and the wire feeding wheel 33, wherein the wire guiding wheel 32 is used for guiding a wire into the wire drawing apparatus, the wire feeding wheel 33 is used for ensuring the smoothness of the wire entering the apparatus, and the auxiliary guide wheels 34 are used for guiding the wire into the wire drawing apparatus in cooperation with the wire guiding wheel 32 and the wire feeding wheel 33.

As shown in fig. 1 and 3, the liquid inlet unit 4 includes a main liquid pipe 41 connected to the liquid storage tank 2, a liquid distribution pipe 43 connected to the main liquid pipe 41 through a connection pipe 42, and a liquid supply portion (not shown) connected to the connection pipe 42, the main liquid pipe 41 is used to cooperate with the liquid supply portion to supply cooling lubricant to the liquid storage tank 2, the liquid distribution pipes 43 are respectively communicated with the corresponding wire drawing die portions 7 through liquid distribution pipes (not shown), the liquid distribution pipe 43 is used to cooperate with the liquid supply portion to supply cooling lubricant to the wire drawing die portions 7, and the liquid distribution pipes are disposed in the rack 1 between the liquid storage tank 2 and the wire drawing driving unit 5.

As shown in fig. 1-3, the wire drawing driving unit 5 is composed of a driving motor 51, a wire drawing encoder 52 disposed on the driving motor 51, a connecting flange 54 connected with the driving motor 51, and a wire drawing reducer 53 connected with the connecting flange 54, wherein the wire drawing encoder 52 is used for controlling the rotation speed of the corresponding driving motor 51, each wire drawing encoder 52 is electrically connected with the corresponding driving motor 51, each wire drawing reducer 53 is respectively connected with the corresponding wire drawing wheel 6, each wire drawing reducer 53 is disposed through the frame 1, and each wire drawing wheel 6 is disposed in the liquid storage tank 2; wherein, each wire drawing speed reducer 53 is respectively connected with a wire drawing shaft 55 through a wire drawing bearing part 56, and each wire drawing shaft 55 is connected with the corresponding wire drawing wheel 6; the rotating speed between the driving motors 51 is increased according to the feeding direction of the wire, the speed difference between the previous driving motor 51 and the next driving motor 51 is 18-35%, and the speed difference between the adjacent two driving motors 51 in use is consistent, so that the electric energy conversion of each adjacent two driving motors 51 is kept in a better range, the current of the next driving motor 51 is moderate, the electric energy is fully utilized, the uniformity of the stretched wire is ensured, and the energy-saving effect can be effectively achieved; if the speed difference is less than 18%, the electric energy conversion of every two adjacent driving motors 51 is too small, and the current of the latter driving motor 51 is too small, so that the vacant electric energy is suspected, and the energy-saving effect cannot be achieved; if the speed difference is greater than 35%, the electric energy conversion of every two adjacent driving motors 51 is too large, the current of the latter driving motor 51 is increased and exceeds the application level at ordinary times, and the energy-saving effect cannot be achieved; the wire feeding speed of the driving motor 51 closest to the sizing and branching unit 8 is 1000-1500 m/min, and the rotating speed of each driving motor 51 is controlled to match the wire drawing requirement of the wire by rough drawing; in addition, each wire drawing driving unit 5 is further provided with a corresponding wire drawing inching switch 57, each wire drawing inching switch 57 is used for providing a low-speed electric energy switch for the driving motor 51 of each wire drawing driving unit 5 when the wire to be processed passes through the molding hole 721 of the molding block 72 in the wire drawing mold part 7, when an operator steps on the corresponding wire drawing inching switch 57, the corresponding driving motor 51 rotates at a low speed, otherwise, the operation is stopped.

As shown in fig. 1 to 3, the drawing driving units 5 are obliquely inserted into the frame 1, an angle α is formed between a central axis of the drawing driving unit 5 and a connecting surface of the frame 1, the angle α is 87 to 89 °, the drawing driving units 5 are obliquely arranged to prevent a wire passing through a previous drawing driving unit 5 from being pressed to a wire of a next drawing driving unit 5, the drawing driving units 5 are parallel to each other, a distance between central axes of the drawing driving units 5 is 600 to 700mm, if the distance between central axes of the drawing driving units 5 is less than 600mm, it is inconvenient for operation such as wiring or daily maintenance, and if the distance between central axes of the drawing driving units 5 is more than 700mm, it is convenient for operation such as wiring or daily maintenance, but it occupies a large space, and it is inconvenient for arrangement of drawing equipment; each wire drawing wheel 6 is coaxially arranged with the corresponding wire drawing driving unit 5 respectively, so that each wire drawing wheel 6 and the corresponding wire drawing driving unit 5 keep the inclined state with the same angle, the wire passing through each wire drawing wheel 6 is wound, and the wire inlet end and the wire outlet end are effectively staggered due to the inclined arrangement of each wire drawing wheel 6, thereby effectively preventing the wire on each wire drawing wheel 6 from being pressed and ensuring the smoothness of the wire drawing process; wherein, the diameter of each wire drawing wheel 6 is 450 plus or minus 0.05mm, if the diameter of the wire drawing wheel 6 is too small, the driving motor 51 needs to change the power along with the change of the size of the wire drawing wheel 6, but the linear velocity can not meet the requirement; it should be noted here that when the angle is less than 87 °, the wire-drawing die part 7 cannot be used in cooperation with the wire-drawing die part, and at this time, the distance between the two sets of wire-drawing wheels 6 in the use state needs to be increased, otherwise, the problem of wire pressing occurs; when the angle is more than 89 degrees, the distance between the two groups of wire drawing wheels 6 in the use state needs to be reduced, so that no operation space exists, and when the angle is not formed, the problem of wire pressing also occurs; when the diameter of the wire drawing wheel 6 is smaller than 449.95mm, the torque of the driving motor 51 is reduced, and meanwhile, the linear speed of the outgoing wire is reduced when the rotating speed of the driving motor 51 is the same, at the moment, the driving motor 51 with low power needs to be replaced, otherwise, the energy-saving effect cannot be achieved; if the diameter of the wire drawing wheel 6 is larger than 450.5mm, the torque of the driving motor 51 is increased, the driving motor 51 with higher power needs to be replaced, and meanwhile, the linear speed is increased, the rotating speed of the driving motor 51 needs to be reduced, otherwise, the optimal effect of design cannot be achieved.

As shown in fig. 1 and 3, each wire drawing mold part 7 is obliquely disposed on the inner sidewall of the liquid storage tank 2, the wire drawing mold part 7 includes a base 71, a wire molding block 72 disposed on the base 71, and a blocking block 73 disposed on the wire molding block 72, the wire molding block 72 is used for molding a wire, and the blocking block 73 is used for preventing the wire from separating from the wire molding block 72 during molding.

As shown in fig. 1, 3 and 4, a molding hole 721 is formed in the molding block 72, the molding hole 721 is used for molding the wire rod, a central axis of the molding hole 721 is tangent to the top surface of each wire drawing wheel 6, the blocking module 73 is hinged to one side of the molding hole 721, the blocking module 73 forms a molding notch 731, the molding notch 731 and the molding hole 721 form a wire hole for molding the wire rod together, a liquid injection hole 7a is formed in the base 71, the liquid injection hole 7a extends to the molding hole 721 and is communicated with the molding hole 721, and the liquid injection hole 7a is communicated with the liquid distribution pipeline.

As shown in fig. 1 and 3, the sizing and branching unit 8 is further provided with an emergency stop foot brake 8d, the emergency stop foot brake 8d is used for performing emergency stop on the sizing and branching unit 8, the sizing and branching unit 8 is composed of a fixed speed wheel 81 connected to the frame 1 through a fixed speed shaft 87, a driven wheel 83 connected with one end of the fixed speed shaft 87 through a fixed speed bearing 82, a driving wheel 84 connected with the driven wheel 83 through a driving belt 88, a driving motor 85 connected with the driving wheel 84, a sizing die 9 arranged on one side of the fixed speed wheel 81, a branching wheel 8a arranged above the fixed speed wheel 81, and a blowing pipe 8b with one end arranged between the fixed speed wheel 81 and the branching wheel 8a, and the sizing die 9 is arranged at one end of the liquid storage tank 2; the blowing pipe 8b is used for cooling the constant speed wheel 81 and the distributing wheel 8a, the other end of the blowing pipe 8b is connected with a cooling fan 8c, the cooling fan 8c is installed on the frame 1, and the distributing wheel 8a is installed on the frame 1 through a connecting shaft (not shown); wherein, the rotating speed of the constant speed wheel 81 is consistent with the wire feeding speed of the driving motor 51 closest to the sizing and branching unit 8, the transmission motor 85 is provided with a transmission encoder 86, the rotating speed of the transmission motor 85 is controlled by the transmission encoder 86, so that the rotating speed of the transmission motor 85 is consistent with the rotating speed of the driving motor 51 of the wire drawing driving unit 5 closest to the sizing and branching unit 8, thereby ensuring that the wire collecting operation can be effectively synchronous with the wire drawing operation, avoiding the condition that the wire is broken due to the too fast wire collecting or the too slow wire collecting caused by the speed difference between the wire collecting operation and the wire drawing operation, a power transmission wheel 89 is further disposed at one end of the constant speed shaft 87 and near the constant speed bearing 82, the power transmission wheel 89 is connected to the annealing machine (not shown) through an external transmission belt (not shown), and the power transmission wheel 89 is responsible for power transmission of the annealing machine.

As shown in fig. 1 and 3, the central axis of the constant speed wheel 81 and the central axis of the constant speed shaft 87 are on the same straight line, and the constant speed shaft 87 and each wire drawing driving unit 5 are arranged in parallel, so that the linear wire routing of each wire drawing wheel 6 can be effectively ensured from inside to outside through the structural arrangement, the condition that the wire is pressed is avoided, the wires bypassed by each wire drawing wheel 6 are not interfered with each other, and the smooth wire drawing operation is ensured.

As shown in fig. 1 and 3, the liquid storage tank 2 is divided into a main tank 23 and an overflow tank 24 by a bottom plate 21 and partition plates 22 respectively disposed at two ends of the bottom plate 21, the main tank 23 is used for containing cooling lubricant, the overflow tank 24 is used for containing cooling lubricant overflowed from the main tank 23, at least one drain port 25 is disposed at the bottom of the bottom plate 21, the drain port 25 is connected with a drain valve 26, and a main liquid pipe 41 of the liquid inlet unit 4 penetrates through the overflow tank 24 and is communicated with the main tank 23.

As shown in fig. 1 and 4, an oil pump motor 11 is further disposed on the frame 1, one end of the oil pump motor 11 is connected to at least two main oil inlet pipes 12, one main oil inlet pipe 12 is connected to the sizing and branching unit 8 for cooling the constant speed shaft 87 of the sizing and branching unit 8, the other main oil inlet pipe 12 is connected to a heat exchanger 13, the heat exchanger 13 (also referred to as a heat exchanger or a heat exchange device) is a device for transferring heat from a hot fluid to a cold fluid to meet the specified process requirements, and is an industrial application of convective heat transfer and heat transfer, the heat exchanger 13 is connected to a clean water pipe (not shown) and is also connected to an auxiliary oil inlet pipe 14, the auxiliary oil inlet pipe 14 is connected to a main oil passage 15, the main oil passage 15 is disposed inside the frame 1, a plurality of first oil branch passages 16 are disposed on one side of the main oil passage 15, each first oil branch passage 16 is connected to a corresponding wire drawing speed reducer 53 through a first valve 161, each first oil distribution passage 16 provides oil lubrication for the corresponding wire drawing speed reducer 53, a plurality of second oil distribution passages 17 are arranged on the other side of the main oil passage 15, each second oil distribution passage 17 is connected with the corresponding wire drawing bearing part 56 through a second valve 171, and each second oil distribution passage 17 provides oil lubrication for the corresponding wire drawing bearing part 56; an oil return pipe 18 is further arranged at the lower end of the frame 1, a plurality of first oil return paths 181 connected with the corresponding wire drawing speed reducer 53 are arranged on the oil return pipe 18, a plurality of second oil return paths 182 are further arranged on one side of the oil return pipe 18, and each second oil return path 182 is also communicated with the corresponding wire drawing speed reducer 53; the oil pump motor 11 is used for conveying cooling oil to the main oil way 15 through the heat exchanger 13, and the cooling oil cools the wire drawing speed reducer 53, the wire drawing bearing part 56 and the constant speed shaft 87 through the first oil distribution ways 16, the second oil distribution ways 17 and the other main oil inlet pipe 12 respectively, so that the parts of the wire drawing driving unit 5 and the sizing and branching unit 8 are prevented from being damaged due to heat generated by transmission, the service lives of the wire drawing driving unit 5 and the sizing and branching unit 8 are prolonged, and the normal use of the wire drawing driving unit 5 and the sizing and branching unit 8 in daily production is ensured.

Before use, a wire to be processed penetrates through a wire guide wheel 32 of a wire inlet assembly 3 through a wire traction wire (not shown), enters a liquid storage tank 2 through an auxiliary guide wheel 34 and a wire inlet wheel 33, is wound on each wire drawing wheel 6 to be used one by one, simultaneously penetrates through a molding hole 721 of a molding block 72 of a wire drawing die part 7 between the wire drawing wheels 6, then penetrates out of a sizing die 9, winds a circle on a constant speed wheel 81 of a sizing wire take-up unit 8, then winds to the constant speed wheel 81 through a wire distributing wheel 8a, winds for 3-5 circles in total, then is led out through the constant speed wheel 81, and is recovered by a wire take-up device; when the wire drawing device is used, the driving motors 51 of the wire drawing driving units 5 mould wires under the speed regulation of the wire drawing encoders 52, thin the wires, keep the speed difference within the range of 18-35%, enable the speed of the next driving motor 51 to be higher than that of the previous driving motor 51, enable the speed difference between every two adjacent driving motors 51 to be consistent in use, enable the wire feeding speed of the driving motor 51 closest to the sizing wire take-up unit 8 to be 1000-1500 m/min, control the rotating speed of each driving motor 51 to match the wire drawing requirement of coarse wire drawing, enable the driving motor 85 of the sizing wire take-up unit 8 to be consistent with the wire feeding speed of the adjacent driving motor 51, ensure the synchronization of wire outlet and wire distribution, and avoid wire winding and knotting; when any wire drawing driving unit 5 in use breaks down, any other wire drawing driving unit 5 can be adopted to perform wire drawing operation, so that the normal operation of the wire drawing operation is ensured, the waste of production time is avoided, each wire drawing driving unit 5 can be opened according to actual needs, the simultaneous operation is not needed, the idle running of any wire drawing wheel can be effectively prevented, and the condition of idle energy consumption is avoided.

It should be noted that, in the description of the present invention, the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for convenience of description and simplification of description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, should not be construed as limiting the present invention; furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; unless expressly stated or limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, such as "connected," and may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements can be directly connected or indirectly connected through an intermediate medium, and the two elements can be communicated with each other, so that the specific meaning of the terms in the invention can be understood by those skilled in the art according to specific situations; furthermore, the utility model discloses the standard part that uses all can purchase from the market, if relate to special-shaped, all can customize according to the description of the description with the record of attached drawing, and the concrete connected mode of each part all adopts conventional means such as ripe screw/bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt among the prior art, and conventional model is not repeated here.

It is right only to go up the preferred embodiment of the utility model discloses a it is not right the utility model discloses a scope is injectd, the event is not deviating from the utility model relates to an under the prerequisite of spirit, ordinary engineering technical personnel in the field is right the equivalent change or the decoration that structure, characteristic and principle do, all should fall into the utility model discloses the protection within range of applying for a patent.

Claims

1. The utility model provides a wire drawing equipment of electrodeless retooling, includes the frame and locates the liquid reserve tank on one of them side of frame, this liquid reserve tank is used for holding cooling and lubricating solvent, its characterized in that: one side of the liquid storage tank is provided with a wire inlet assembly, the wire inlet assembly is used for guiding a wire rod to enter the wire drawing equipment, a liquid inlet unit is arranged below the wire inlet assembly and used for providing cooling and lubricating liquid for the wire drawing equipment, at least two wire drawing driving units are obliquely arranged on the other side of the rack, each wire drawing driving unit is respectively connected with a wire drawing wheel, each wire drawing wheel is used for matching with the wire drawing driving unit to draw the wire rod, a wire drawing die part is arranged between each wire drawing wheel and connected with the liquid inlet unit, each wire drawing die part is used for matching with the wire drawing wheel to shape the wire rod and matching with the liquid inlet unit to cool and lubricate the wire rod, a sizing and branching unit is arranged on the wire rod output end of the rack and used for branching and outputting the wire rod after wire drawing.

2. The drawing equipment with the stepless die change function as claimed in claim 1, wherein: the wire inlet assembly comprises a wire inlet frame, at least one wire guide wheel arranged at one end of the wire inlet frame, at least one wire inlet wheel arranged at the other end of the wire inlet frame and at least two auxiliary guide wheels arranged between the wire guide wheel and the wire inlet wheel, wherein the wire guide wheel is used for guiding a wire into the wire drawing equipment, the wire inlet wheel is used for ensuring the smoothness of the wire entering the equipment, and the auxiliary guide wheels are used for matching with the wire guide wheel and the wire inlet wheel to guide the wire to enter the wire drawing equipment.

3. The drawing equipment with the stepless die change function as claimed in claim 1, wherein: the liquid inlet unit comprises a main liquid pipe connected with the liquid storage tank, a liquid distribution pipe connected with the main liquid pipe through a connecting pipe and a liquid supply part connected with the connecting pipe, the main liquid pipe is used for being matched with the liquid supply part to provide cooling and lubricating liquid for the liquid storage tank, the liquid distribution pipe is respectively communicated with the corresponding wire drawing die parts through liquid distribution pipelines, the liquid distribution pipe is used for being matched with the liquid supply part to provide cooling and lubricating liquid for the wire drawing die parts, and the liquid distribution pipelines are arranged in a rack between the liquid storage tank and the wire drawing driving unit.

4. The drawing equipment with the stepless die change function as claimed in claim 1, wherein: the wire drawing drive unit comprises driving motor, the wire drawing encoder of locating on driving motor, the flange that is connected with driving motor and the wire drawing speed reducer that flange is connected, and this wire drawing encoder is used for controlling the rotational speed that corresponds driving motor, and each this wire drawing encoder is connected with the driving motor electric connection that corresponds, and each this wire drawing speed reducer is connected with the wire drawing wheel that corresponds respectively, and each this wire drawing speed reducer wears to locate the frame, and each wire drawing wheel is located in the liquid reserve tank.

5. The drawing equipment with the stepless die change function as claimed in claim 1, wherein: the wire drawing driving unit is obliquely arranged on the frame in a penetrating mode, an alpha angle is formed between the central shaft of the wire drawing driving unit and the frame, the angle of the alpha angle ranges from 87 degrees to 89 degrees, and each wire drawing wheel is coaxially arranged with the corresponding wire drawing driving unit.

6. A wiredrawing apparatus with stepless die change as claimed in claim 1 or 3, characterized in that: each wire drawing mould portion inclines on locating the inside wall of liquid reserve tank, and this wire drawing mould portion includes the base, locates the mould line piece on the base and locates the fender module on moulding the line piece, should mould the line piece and be used for moulding the wire rod, and this fender module is used for preventing that the wire rod breaks away from when moulding and moulds the line piece.

7. The drawing equipment with the stepless die change function as claimed in claim 6, wherein: mould and open one on the line piece and mould the type hole, should mould the type hole and be used for moulding the type to the wire rod, the center pin in this type hole of moulding is tangent with each wire drawing wheel top surface, keep off the module and articulate in moulding one of them side in the type hole, should keep off the module and mould the type incision, should mould the type incision and constitute a pair of wire rod jointly with moulding the type hole and carry out the line hole of moulding the type, open one on the base and annotate the liquid hole, should annotate the liquid hole and extend to moulding the type hole, and with moulding the type hole intercommunication, should annotate the liquid hole and divide liquid pipeline to communicate mutually.

8. The drawing equipment with the stepless die change function as claimed in claim 1, wherein: the sizing branching unit consists of a constant speed wheel connected to the frame through a constant speed shaft, a driven wheel connected with one end of the constant speed shaft through a constant speed bearing, a driving wheel connected with the driven wheel through a driving belt, a driving motor connected with the driving wheel and a sizing die arranged on one side of the constant speed wheel, wherein the sizing die is arranged at one end of the liquid storage tank.

9. The drawing equipment with the stepless die change function as claimed in claim 8, wherein: the central axis of the constant speed wheel and the central axis of the constant speed shaft are on the same straight line, and the constant speed shaft and each wire drawing driving unit are arranged in parallel.

10. A wiredrawing apparatus with stepless die change as claimed in claim 1 or 3, characterized in that: the liquid storage tank is divided into a main tank body and an overflow tank body by a bottom plate and partition plates respectively arranged at two ends of the bottom plate, the main tank body is used for containing cooling and lubricating liquid, the overflow tank body is used for containing the cooling and lubricating liquid overflowing from the main tank body, at least one water outlet is arranged at the bottom of the bottom plate and is connected with a water drain valve, and a main liquid pipe of the liquid inlet unit penetrates through the overflow tank body and is communicated with the main tank body.