CN117619896A - Cold rolling equipment for copper rod production and treatment method thereof - Google Patents

Abstract

The invention relates to the technical field of copper rod cold rolling and discloses cold rolling equipment for copper rod production and a treatment method thereof, wherein the cold rolling equipment comprises a static support, a first cold roller is arranged at the upper and lower positions of the inner side surface of the static support, the end part of the first cold roller is fixedly connected with the inner wall of the static support through a first bearing, a limit sliding seat is fixedly arranged on the right side of the static support, a limit sliding groove acting on a movable support is formed in the limit sliding seat, and a second cold roller is arranged at the upper and lower positions of the inner side surface of the movable support. According to the invention, through designing the adjusting mode of the cold roll, on one hand, the size of the prefabricated cold rolling die can be changed according to the size of the copper rod, so that the purpose of adaptation is achieved, the application range of cold rolling equipment is improved, and on the other hand, the prefabricated cold rolling die is clamped in the middle by the first cold roll and the second cold roll through continuous hydraulic acting force provided by the hydraulic cylinder, so that a motion combination body is formed by the first cold roll and the second cold roll, and the pressing and the combination of the first cold roll and the second cold roll are tighter.

Description

Cold rolling equipment for copper rod production and treatment method thereof

Technical Field

The invention relates to the technical field of copper rod cold rolling, in particular to cold rolling equipment for copper rod production and a treatment method thereof.

Background

The copper rod is an essential blank for producing copper wires such as wires and cables, enamelled wires and electronic wires, the process from the copper rod to the copper wires is realized through a cold rolling process, the cold rolling process comprises a plurality of groups of cold rollers, the copper rod is subjected to continuous cold rolling and cooling treatment on a production line, finally the copper rod meeting the specification is obtained, and the treated copper rod has the quality advantages of high dimensional accuracy, smooth surface, high density and high hardness.

When the existing cold rolling equipment is used, the following technical defects exist, the gap between the first upper and lower groups of cold rolling rollers cannot be adjusted, so that the cold rolling equipment is only applicable to the treatment of copper bars with one size, the application range is extremely small, the two groups of cold rolling rollers of part of the cold rolling equipment can be adjusted, but the adjustment steps are extremely complicated, the adjusted cold rolling size precision is small, and the treatment precision of the subsequent copper bars is reduced; secondly, when the upper cold roll and the lower cold roll work, the strength and the frequency of the treated copper rod are too high, so that the cold roll assembly is loose and unstable, and the subsequent maintenance is troublesome; the third cold rolling groove can produce high temperature under the condition of long-time and copper bar contact because frictional force is big, can cause the burn to groove surface and copper bar if untimely cooling down, and current cooling method includes through installing cooling coil additional near the cold-rolled roller, but this takes up space greatly, inconvenient installation, and cooling down effect is very limited, still includes direct watering in the cold rolling groove, and the watering is sputtered out easily to can cause liquid downflow seriously, disturb the rolling of copper bar, also can increase the use amount of cooling water, cause the transition extravagant.

In summary, considering that the existing facilities cannot meet the working and use requirements, we propose a cold rolling device for copper rod production and a processing method thereof.

Disclosure of Invention

The invention mainly aims to provide cold rolling equipment for copper rod production and a treatment method thereof, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:

the utility model provides a cold rolling equipment and processing method for copper pole production, includes the quiet support, the first cold-rolled roller is all installed to the medial surface upper and lower position of quiet support, the quantity of first cold-rolled roller is 2 groups, the tip of first cold-rolled roller is fixed through the inner wall connection of first bearing and quiet support, the fixed limit slide that is provided with in the right side of quiet support, set up the spacing spout that acts on the movable support in the limit slide, the second cold-rolled roller is all installed to the medial surface upper and lower position of movable support, the quantity of second cold-rolled roller is 2 groups.

As a preferable scheme of the cold rolling equipment for producing the copper rod, the invention comprises the following steps: the end part of the second cold roll is fixedly connected with the inner wall of the movable support through a second bearing, and a prefabricated cold rolling die is arranged between the first cold roll and the second cold roll in the same horizontal position.

As a preferable scheme of the cold rolling equipment for producing the copper rod, the invention comprises the following steps: the upper ends and the lower ends of the two groups of prefabricated cold rolling dies are respectively provided with an automatic cooler acting on the prefabricated cold rolling dies, and the two groups of automatic coolers are respectively fixed on the static support through a connecting frame.

As a preferable scheme of the cold rolling equipment for producing the copper rod, the invention comprises the following steps: the movable support right side face up-down symmetry welding has the spliced pole, the quantity of spliced pole is 2 groups, and two groups the spliced pole is all fixed on the pressure board, the middle part horizontal welding of pressure board has hydraulic push rod, the outside horizontal extension of inside from the pneumatic cylinder of hydraulic push rod, the up end at the locating bench is installed to the pneumatic cylinder.

As a preferable scheme of the cold rolling equipment for producing the copper rod, the invention comprises the following steps: the inner side surfaces of the first cold roll and the second cold roll are respectively provided with a clamping step, the two outer side surfaces of the prefabricated cold rolling die are respectively provided with an inner pressure groove, the two inner pressure grooves are respectively matched with the clamping steps on the first cold roll and the second cold roll, one circle of the outer surface of the prefabricated cold rolling die is provided with a semi-cold rolling groove, and the upper and lower semi-cold rolling grooves of the prefabricated cold rolling die are combined to form a cold rolling full groove acting on a copper rod.

As a preferable scheme of the cold rolling equipment for producing the copper rod, the invention comprises the following steps: two sets of first cold roll all is provided with the bull stick to the inside extension of quiet support, two sets of the tip of bull stick has cup jointed gear and No. two gears respectively, gear and No. two gears mesh mutually and set up, two sets of the bull stick is located the inside part of quiet support and has all cup jointed big sprocket, two sets of big sprocket utilizes chain and little sprocket connection transmission respectively, two sets of little sprocket cup joints the tip at the transmission shaft respectively, and two sets of transmission shafts are located two sets of automatic cooling ware from top to bottom respectively.

As a preferable scheme of the cold rolling equipment for producing the copper rod, the invention comprises the following steps: the automatic cooler comprises an outer shell, a driving seat, a transmission shaft, a cam part and a bearing seat, wherein the driving seat is arranged at the middle position of the upper end face or the lower end face of the outer shell, the transmission shaft is horizontally arranged inside the driving seat, the transmission shaft extends outwards from the driving seat, a third bearing is arranged at the contact part of the transmission shaft and the connecting frame, the transmission shaft is fixed through the bearing seat and the driving seat, the cam is sleeved at the part of the transmission shaft positioned inside the driving seat, and the cam part is arranged on the cam.

As a preferable scheme of the cold rolling equipment for producing the copper rod, the invention comprises the following steps: the automatic cooler further comprises a wheel seat, a contact wheel, a partition plate, a guide rod groove, a moving rod and a first spring, wherein the wheel seat is positioned in the outer shell, the wheel seat is internally provided with the wheel groove outwards, the contact wheel is rotatably arranged in the wheel groove through a wheel shaft, the contact wheel is in contact with the wheel surface of the cam, one end of the wheel seat, far away from the contact wheel, is welded with the moving rod, the partition plate is riveted on the inner level of the outer shell, the guide rod groove for the moving rod to pass through is formed in the middle position of the partition plate, the first spring is fixedly arranged in an area between the partition plate and the wheel seat, and the first spring is sleeved on the moving rod.

As a preferable scheme of the cold rolling equipment for producing the copper rod, the invention comprises the following steps: the automatic cooler further comprises a mounting plate, an extrusion sponge body, a sealing port and a pressing block, wherein the mounting plate is welded at one end of the moving rod, far away from the wheel seat, the extrusion sponge body is mounted on the mounting plate and acts in a corresponding semi-cold rolling groove, the sealing port for the extrusion sponge body to pass through is formed in the middle position of one end of the outer shell, far away from the driving seat, of the outer shell, two groups of pressing blocks are symmetrically welded on the moving rod, and the pressing blocks act on two groups of pressing structures respectively.

As a preferable scheme of the cold rolling equipment for producing the copper rod, the invention comprises the following steps: the utility model provides a liquid pressing structure, including jar body, pressure liquid inner chamber, movable hole, pressure liquid column, pressure bearing head, plunger, second spring, inlet and pressure liquid export, the jar body is located the inside of baffle, the pressure liquid inner chamber has been seted up to the inside of jar body, the terminal surface intermediate position department of jar body and pressure liquid inner chamber intercommunication are provided with the movable hole, the movable hole supplies the pressure liquid column to pass, the pressure liquid column is located the one end of jar body and is provided with the pressure bearing head, the spacing external groove that supplies pressure liquid column and pressure bearing head to stretch out is seted up to the terminal surface of baffle, the plunger is installed to the one end that pressure liquid column is located the pressure liquid inner chamber, utilize the second spring to connect fixedly between plunger and the movable hole periphery, the inlet has been seted up to the region that the activity hole was kept away from to one side of pressure liquid inner chamber, the pressure liquid export has been seted up to the terminal surface that the inlet was kept away from to the pressure liquid inner chamber.

As a preferable scheme of the cold rolling equipment for producing the copper rod, the invention comprises the following steps: the liquid inlet is externally connected with a liquid inlet pipe, a one-way valve is arranged in the liquid inlet pipe, the liquid inlet pipe is positioned at the bottom of the cooling water storage tank, the cooling water storage tank is positioned in the partition board, ice water is reserved in the cooling water storage tank, a water adding cover on the cooling water storage tank extends out of the end face of the partition board, the liquid pressing outlet is externally connected with a liquid pressing pipe, the liquid pressing pipe extends out of the end face of the partition plate, the other end of the liquid pressing pipe is positioned on one side of the extrusion sponge body, liquid drop spray heads are arranged on two sides of the extrusion sponge body, and the two groups of liquid drop spray heads of the liquid pressing structure are symmetrically distributed on the two sides of the extrusion sponge body.

As a preferable scheme of the cold rolling equipment for producing the copper rod, the invention comprises the following steps: the second gear is connected with the output end of the driving motor group at the lower position, the driving motor group is positioned inside the motor shell, the motor shell is fixedly connected with the outer side surface of the static support through reinforcing rods, and the number of the reinforcing rods is preferably 2-4 groups.

As a preferable scheme of the cold rolling equipment for producing the copper rod, the invention comprises the following steps: the first gear and the second gear are the same in size and model.

As a preferable scheme of the cold rolling equipment for producing the copper rod, the invention comprises the following steps: the bottom of the movable support is tightly attached to the limiting chute to do linear motion.

As a preferable scheme of the cold rolling equipment for producing the copper rod, the invention comprises the following steps: the periphery of the internal pressure groove is provided with an acting force surface.

As a preferable scheme of the cold rolling equipment for producing the copper rod, the invention comprises the following steps: the size of the prefabricated cold rolling die is prefabricated according to the size of the copper rod, so that the formed cold rolling full groove meets the requirement of cold rolling of the copper rod.

As a preferable scheme of the cold rolling equipment for producing the copper rod, the invention comprises the following steps: the first cold roll rotates about a first bearing and the second cold roll rotates about a second bearing.

As a preferable scheme of the cold rolling equipment for producing the copper rod, the invention comprises the following steps: when the plunger moves to the end part of the liquid pressing inner cavity, the liquid inlet is just blocked.

The cold rolling treatment method for producing the copper rod is characterized by comprising the following steps of:

s1: the two groups of prefabricated cold rolling dies are respectively loaded on the two groups of first cold rolling rollers, the hydraulic push rods slowly extend out, power is uniformly transmitted through the pressure plate, the two groups of second cold rolling rollers are close to the prefabricated cold rolling dies, and then the clamping steps on the second cold rolling rollers are utilized to extend into the internal pressure grooves on the right side of the prefabricated cold rolling dies, so that a motion combination body is formed.

S2: and starting a driving motor set, meshing and transmitting a second gear and a first gear, rotating a rotating rod to drive an upper moving combination and a lower moving combination to move, and cold rolling the passing copper rod by using a cold rolling full groove.

S3: the transmission of big sprocket and little sprocket accelerates the transmission shaft to make the transmission shaft give inside automatic cooler with power transfer, the motion bar drives the extrusion cavernosum and enters into half cold rolling inslot, extrusion cavernosum and tank bottom interaction force are compressed, extrude a little cooling water of inside, cover in half cold rolling inslot's inside, and carry out even cooling to half cold rolling inslot's a week, in extrusion cavernosum reciprocating motion's in-process, power effect is on pressing liquid structure, make the cooling water in the pressure liquid inner chamber gush out fast from pressing liquid export through the transmission, utilize the liquid drop shower nozzle to spout the liquid drop on a large scale, evenly cover on the extrusion cavernosum of just in place.

Compared with the prior art, the invention provides cold rolling equipment for copper rod production and a treatment method thereof by improving the cold rolling equipment, and has the following remarkable improvements and advantages:

(1) The original integrated cold rolls are split into a dynamic cold roll and a static cold roll, two groups of prefabricated cold roll dies are respectively loaded on the two groups of first cold rolls during installation, then a hydraulic cylinder is started, a hydraulic push rod slowly stretches out, power is uniformly transmitted through a pressure plate, the bottom of a movable support is enabled to do linear motion along a limiting sliding groove, so that the two groups of second cold rolls approach to the prefabricated cold roll dies, then clamping steps on the second cold rolls are utilized to stretch into an internal pressure groove on the right side of the prefabricated cold roll dies to form a butt joint state, when the prefabricated cold roll dies are disassembled, the hydraulic push rod is recycled to drive the second cold rolls to retreat rightwards, the prefabricated cold roll dies can be taken out for replacement, and the installation and the disassembly are more flexible and convenient.

(2) Through the adjustment mode of the cold roll more than the design, on the one hand can be according to the size change prefabrication cold rolling mould size of copper pole to reach the adaptation purpose, improve cold rolling equipment's application scope, on the other hand is through the continuous hydraulic pressure effort that provides through the pneumatic cylinder, and first cold roll and second cold roll are with prefabrication cold rolling mould centre gripping in the middle, make the three form the motion combination body, and mutual suppression and combination are inseparabler, solve the long back of cold roll subassembly live time and become flexible unstable, follow-up maintenance comparatively troublesome technical problem.

(3) The automatic cooler is designed, the rotating force of the cold roll during operation is fully utilized, the cam on the transmission shaft moves circularly through the chain wheel structure, when the cam part of the cam just moves to the position contacting with the wheel surface of the contact wheel, the contact wheel starts to apply an outward acting force, so that the wheel seat and the moving rod start to move linearly, the moving rod drives the extrusion sponge body to extend outwards from the sealing port until the extrusion sponge body enters the semi-cold rolling groove, under the condition of continuous movement, the extrusion sponge body is compressed due to the interaction force with the groove bottom, so that a small amount of cooling water in the extrusion sponge body is extruded and covered in the semi-cold rolling groove, the purpose of cooling and water saving is achieved, the semi-cold rolling groove moves circularly along with the prefabricated cold rolling die, and the extrusion sponge body continuously moves back and forth through the cam movement characteristic, so that the semi-cold rolling groove can be cooled for one circle, and the semi-cold rolling groove is more uniform and synchronous.

(4) The hydraulic structure is designed, the power of the motion rod is fully utilized and utilized, the two groups of pressing blocks are utilized to apply acting force to the pressure bearing heads on the two groups of hydraulic structures respectively, the hydraulic column moves linearly in the hydraulic cavity, the cooling water in the hydraulic cavity is extruded by the plunger, the hydraulic structure rapidly gushes out from the hydraulic outlet, flows through the hydraulic pipe, the liquid drops are sprayed out of a large range by the liquid drop spray head, the hydraulic structure is uniformly covered on the extrusion sponge body which is just in place and is fully absorbed by the extrusion sponge body, the purpose of automatic uniform spraying is achieved, when the pressing blocks move away from the pressure bearing heads, the hydraulic column and the plunger return under the action of the second spring, the cooling water in the cooling water storage tank is injected into the hydraulic cavity through the liquid inlet pipe to supplement, so the spraying work is circularly performed, the wettability of the extrusion sponge body is ensured, the two operations and the motion process of the extrusion sponge body are coordinated, and the hydraulic structure is simplified.

Drawings

FIG. 1 is a schematic diagram of the whole structure of a cold rolling apparatus for copper rod production and a treatment method thereof;

FIG. 2 is a schematic view of the relative positions of the positioning table and the limit slide of the present invention;

FIG. 3 is a schematic view showing the installation of a prefabricated cold rolling die according to the present invention;

FIG. 4 is a schematic diagram of the transmission structure of the movable support of the present invention;

FIG. 5 is a schematic diagram of the transmission structure of the automatic temperature reducer of the present invention;

FIG. 6 is a schematic view of the internal structure of the driving seat according to the present invention;

FIG. 7 is a schematic view showing the internal structure of the outer casing of the present invention;

FIG. 8 is a schematic illustration of the external connection of the hydraulic structure of the present invention;

fig. 9 is a cross-sectional view of a liquid pressing structure of the present invention.

In the figure: 1. a static support; 2. a first bearing; 3. a first cold roll; 4. a rotating rod; 5. a first gear; 6. a second gear; 7. a limit sliding seat; 8. limiting sliding grooves; 9. a liquid pressing structure; 91. a tank body; 92. a liquid pressing inner cavity; 93. a movable hole; 94. a liquid pressing column; 95. a pressure bearing head; 96. a plunger; 97. a second spring; 98. a liquid inlet; 99. a liquid pressing outlet; 10. a movable support; 11. a second cold roll; 12. a second bearing; 13. clamping steps; 14. prefabricating a cold rolling die; 15. an internal pressure tank; 16. a semi-cold rolling groove; 20. a connecting column; 21. a pressure plate; 22. a hydraulic push rod; 23. a hydraulic cylinder; 24. a positioning table; 30. a large sprocket; 31. a chain; 32. a small sprocket; 33. a connecting frame; 34. a third bearing; 40. an automatic cooler; 41. an outer housing; 42. a driving seat; 43. a transmission shaft; 44. a cam; 45. a cam section; 46. a bearing seat; 47. a wheel seat; 48. a contact wheel; 49. a partition plate; 50. a guide bar groove; 51. a motion bar; 52. a first spring; 53. a mounting piece; 54. extruding the sponge body; 55. sealing the mouth; 56. briquetting; 60. cooling the water storage tank; 61. a liquid inlet pipe; 62. a water adding cover; 63. a liquid pressing pipe; 64. a droplet ejection head; 65. a limit outer groove; 71. a motor housing; 72. and a reinforcing rod.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Example 1

As shown in fig. 1-4, this embodiment provides a cold rolling device for copper rod production, including a static support 1, a first cold roll 3 is installed at the upper and lower positions of the inner side surface of the static support 1, the end of the first cold roll 3 is fixed through the connection of a first bearing 2 and the inner wall of the static support 1, and the first cold roll 3 rotates around the first bearing 2.

Further, the right side of the static support 1 is fixedly provided with a limit sliding seat 7, a limit sliding groove 8 acting on the movable support 10 is formed in the limit sliding seat 7, the bottom of the movable support 10 and the limit sliding groove 8 are tightly attached to perform linear motion, the functions of guiding and improving motion stability are achieved, and a second cold roller 11 is installed at the upper and lower positions of the inner side surface of the movable support 10, as shown in fig. 1 and 2.

The end of the second cold roll 11 is fixedly connected with the inner wall of the movable support 10 through a second bearing 12, the second cold roll 11 rotates around the second bearing 12, and a prefabricated cold rolling die 14 is arranged between the first cold roll 3 and the second cold roll 11 in the same horizontal position, as shown in fig. 3 and 4.

Specifically, the inner side surfaces of the first cold roll 3 and the second cold roll 11 are respectively provided with a clamping step 13, the two outer side surfaces of the prefabricated cold rolling die 14 are respectively provided with an inner pressure groove 15, the periphery of each inner pressure groove 15 is provided with an acting force surface, the relative sliding between the cold rolls and the die is prevented through the pressing action of the acting force surfaces, and the two groups of inner pressure grooves 15 are respectively matched with the clamping steps 13 on the first cold roll 3 and the second cold roll 11, as shown in fig. 3.

Specifically, a half cold rolling groove 16 (the cross section of the half cold rolling groove 16 is generally circular, regular polygon or oval) is formed around the outer surface of the prefabricated cold rolling die 14, and the half cold rolling grooves 16 of the upper and lower prefabricated cold rolling dies 14 are combined to form a cold rolling full groove acting on the copper rod, wherein the cold rolling full groove is smaller than the size of the copper rod before cold rolling, as shown in fig. 3.

In this embodiment, the connecting columns 20 are symmetrically welded on the right side surface of the movable support 10, the two groups of connecting columns 20 are fixed on the pressure plate 21, the connecting columns 20 play a role in connection, the pressure plate 21 plays a role in uniform pressure, the hydraulic push rod 22 is horizontally welded in the middle of the pressure plate 21, the hydraulic push rod 22 horizontally extends outwards from the inside of the hydraulic cylinder 23, the hydraulic cylinder 23 is installed on the upper end surface of the positioning table 24, and a plurality of groups of supporting legs are arranged at the lower end of the positioning table 24, as shown in fig. 2 and 4.

Further, two sets of first cold rolls 3 all are provided with bull stick 4 to the inside extension of quiet support 1, and gear 5 and No. two gears 6 have been cup jointed respectively to the tip of two sets of bull sticks 4, and gear 5 and No. two gears 6 mesh mutually and set up, and gear 5 and No. two gears 6 size models are the same, as shown in fig. 1.

The second gear 6 at the lower position is connected with the output end of the driving motor set, the driving motor set is located inside the motor housing 71, the driving motor set includes a servo motor, a speed reducer and the like, and the motor housing 71 is fixedly connected with the outer side surface of the static support 1 through the reinforcing rod 72, as shown in fig. 1.

Further, the size of the prefabricated cold rolling die 14 is prefabricated according to the size of the copper rod, so that the formed cold rolling full groove meets the requirement of cold rolling of the copper rod.

When the copper bar cold rolling device is used, two groups of prefabricated cold rolling dies 14 are respectively loaded on two groups of first cold rolling rollers 3 (the inner pressing groove 15 on the left side of the prefabricated cold rolling dies 14 is just matched with the clamping steps 13 of the first cold rolling rollers 3 to form a butt joint state) according to the size of the copper bar before the copper bar cold rolling, then a hydraulic cylinder 23 is started, a hydraulic push rod 22 slowly stretches out, power is uniformly transmitted through a pressure plate 21, the bottom of a movable support 10 is enabled to do linear motion along a limit sliding groove 8, so that two groups of second cold rolling rollers 11 approach the prefabricated cold rolling dies 14, then the clamping steps 13 on the second cold rolling rollers 11 are utilized to stretch into the inner pressing groove 15 on the right side of the prefabricated cold rolling dies 14 to form a butt joint state, the first cold rolling rollers 3 and the second cold rolling rollers 11 clamp the prefabricated cold rolling dies 14 in the middle through continuous hydraulic force provided by the hydraulic cylinder 23, a motion combining body (capable of synchronously rotating), then a driving motor group is started, a second number gear 6 is driven to rotate, and a first number gear 5 is enabled to rotate through the meshing, the two groups of power is enabled to stretch into the inner pressing groove 15 on the right side of the prefabricated cold rolling dies 14, and the copper bar is enabled to be manufactured to be in accordance with the copper bar cold rolling dies through the two groups of the cold rolling dies, and the copper bar is removed, and the copper bar is required to be in a smooth production mode, and the copper bar is manufactured, and the copper bar is recovered.

Example two

On the basis of the first embodiment, under the condition that the cold rolling whole groove is contacted with the copper bar for a long time, because the friction force is large, high temperature can be generated, the existing cooling method comprises the steps of additionally arranging a cooling coil near the cold roller, but the occupied space is large, the installation is inconvenient, the cooling effect is limited, and the method further comprises the step of directly sprinkling water in the cold rolling whole groove, but the cold rolling whole groove can cause serious liquid downflow, disturb the rolling of the copper bar and waste water excessively, in order to solve the problems, the automatic cooling devices 40 acting on the prefabricated cold rolling dies 14 are arranged at the upper end and the lower end of the two groups of prefabricated cold rolling dies 14, and the two groups of automatic cooling devices 40 are fixed on the static support 1 through the connecting frames 33 (the two groups of connecting frames 33 are respectively positioned at different positions on the static support 1), as shown in fig. 5-9.

Specifically, the automatic temperature reducer 40 includes an outer housing 41, a drive base 42, a drive shaft 43, a cam 44, a cam portion 45, and a bearing housing 46, as shown in fig. 5 and 6.

In this embodiment, a driving seat 42 is installed at a middle position of an upper end surface or a lower end surface of the outer casing 41, a transmission shaft 43 is horizontally disposed in the driving seat 42, and the transmission shaft 43 extends outwards from the inside of the driving seat 42.

In this embodiment, the portion where the transmission shaft 43 contacts the connection frame 33 is provided with the third bearing 34, which plays a role in limiting connection, the transmission shaft 43 is fixed to the inside of the driving seat 42 through the bearing seat 46, the portion of the transmission shaft 43 located in the driving seat 42 is sleeved with the cam 44, and the cam 44 is provided with the cam portion 45.

Further, the automatic temperature reducer 40 further includes a wheel seat 47, a contact wheel 48, a partition plate 49, a guide bar groove 50, a moving bar 51, and a first spring 52, as shown in fig. 6 and 7.

In this embodiment, the wheel seat 47 is located in the outer casing 41, a wheel groove is formed in the wheel seat 47 outwards, a contact wheel 48 is rotatably disposed in the wheel groove through a wheel shaft, the contact wheel 48 is abutted against the wheel surface of the cam 44, and a moving rod 51 is welded at one end of the wheel seat 47 away from the contact wheel 48.

In this embodiment, a partition plate 49 is riveted horizontally in the outer casing 41, the partition plate 49 has a certain thickness, a guide rod groove 50 for a moving rod 51 to pass through is formed in the middle position of the partition plate 49, the guide limiting function is achieved, a first spring 52 is fixedly arranged in the area between the partition plate 49 and the wheel seat 47, the first spring 52 is sleeved on the moving rod 51, and the first spring 52 maintains the contact acting force between the contact wheel 48 and the cam 44.

Further, the automatic temperature reducer 40 further includes a mounting plate 53, a pressing sponge 54, a sealing port 55, and a pressing block 56, as shown in fig. 5 to 7.

In this embodiment, a mounting plate 53 is welded at one end of the moving rod 51 far away from the wheel seat 47, an extrusion sponge 54 is mounted on the mounting plate 53, the extrusion sponge 54 has strong water absorption and high wear resistance, the extrusion sponge 54 acts in the corresponding semi-cold-rolling groove 16 (during the process of rapidly compressing the extrusion sponge 54, the extrusion sponge moves slowly in the semi-cold-rolling groove 16), and the specific shape of the end face of the extrusion sponge 54 is determined according to the actual situation and can be curved.

In this embodiment, a sealing opening 55 through which the extrusion sponge 54 passes is formed in the middle of one end of the outer housing 41 away from the driving seat 42, and two sets of pressing blocks 56 are symmetrically welded on the moving rod 51.

Further, the pressing blocks 56 respectively act on the two sets of liquid pressing structures 9, as shown in fig. 7.

Specifically, the liquid pressing structure 9 includes a tank 91, a liquid pressing inner cavity 92, a movable hole 93, a liquid pressing column 94, a pressure bearing head 95, a plunger 96, a second spring 97, a liquid inlet 98 and a liquid pressing outlet 99, as shown in fig. 9.

In this embodiment, the tank 91 is located inside the partition plate 49, the inner cavity 92 for pressing liquid is provided in the tank 91, the middle position of the end face of the tank 91 is communicated with the inner cavity 92 for pressing liquid, the movable hole 93 is provided with a movable hole for passing a liquid column 94, the movable hole is provided with a limiting guide function, one end of the liquid column 94 located on the tank 91 is provided with a pressure bearing head 95, the pressing block 56 contacts the pressure bearing head 95 in the moving process, and the end face of the partition plate 49 is provided with a limiting outer groove 65 for extending the liquid column 94 and the pressure bearing head 95.

In this embodiment, the plunger 96 is installed at one end of the liquid pressing column 94 located in the liquid pressing inner cavity 92, the plunger 96 is connected and fixed with the periphery of the movable hole 93 by using the second spring 97, the second spring 97 has stronger reset force after compression, the liquid inlet 98 is formed in a region of one side surface of the liquid pressing inner cavity 92 far away from the movable hole 93, when the plunger 96 moves to the end of the liquid pressing inner cavity 92, the liquid inlet 98 is just blocked, the sealing effect is achieved, and the liquid pressing outlet 99 is formed in the end surface of the liquid pressing inner cavity 92 far away from the liquid inlet 98.

The liquid inlet 98 is externally connected with the liquid inlet pipe 61, a one-way valve is installed inside the liquid inlet pipe 61 (the one-way valve ensures that cooling water flows unidirectionally in time, the cooling water is injected into the liquid pressing cavity 92 and is prevented from flowing to the liquid inlet pipe 61 during liquid pressing), the liquid inlet pipe 61 is positioned at the bottom of the cooling water storage tank 60, the cooling water storage tank 60 is positioned inside the partition plate 49, ice water (the ice water is a mixture of crushed ice and water and has good cooling effect) is reserved in the cooling water storage tank 60, the inner layer of the cooling water storage tank 60 is insulated, the water adding cover 62 on the cooling water storage tank 60 extends out of the end face of the partition plate 49, and the ice water can be manually added by opening the water adding cover 62, as shown in fig. 8.

The liquid pressing outlet 99 is externally connected with a liquid pressing pipe 63, the liquid pressing pipe 63 extends out of the end face of the partition plate 49, the other end of the liquid pressing pipe 63 is located at one side of the extrusion sponge 54 and provided with liquid drop spray heads 64, the liquid drop spray heads 64 of the two groups of liquid pressing structures 9 are symmetrically distributed at two sides of the extrusion sponge 54, the designed positions of the liquid drop spray heads 64 need to ensure that the liquid spraying range is maximized, and the liquid drop sprayed in the liquid spraying process is aligned with the extrusion sponge 54 (the liquid drop sprayed in the liquid spraying process is negligible), as shown in fig. 8.

Further, the two groups of rotating rods 4 are positioned in the static support 1, the two groups of large chain wheels 30 are respectively connected with the small chain wheels 32 by the chains 31, the upper chain 31 is positioned above the static support 1, the lower chain 31 is positioned in the static support 1, the two groups of small chain wheels 32 are respectively connected with the end parts of the transmission shafts 43, the lower transmission shafts 43 extend into the static support 1, and the two groups of transmission shafts 43 are respectively positioned in the upper automatic cooler 40 and the lower automatic cooler 40, as shown in fig. 5.

In this embodiment, when the two sets of rotating rods 4 rotate during operation, the transmission of the large sprocket 30 and the small sprocket 32 is used to accelerate the transmission shaft 43, so that the cam 44 on the transmission shaft 43 moves circularly, when the cam portion 45 of the cam 44 just moves to the position contacting the wheel surface of the contact wheel 48, the outward acting force is applied to the contact wheel 48, so that the wheel seat 47 and the moving rod 51 start to move linearly, the moving rod 51 drives the extrusion sponge 54 to extend outwards from the sealing port 55 until the extrusion sponge enters the semi-cold rolling groove 16, and under the condition of continuous movement, the extrusion sponge 54 is compressed due to the interaction force with the groove bottom, so that a small amount of cooling water in the extrusion sponge is extruded and covers the semi-cold rolling groove 16, so that the purpose of cooling is achieved, the semi-cold rolling groove 16 moves circularly along with the prefabricated cold rolling die 14, and the extrusion sponge 54 continues to reciprocate continuously through the movement characteristic of the cam 44, so that the semi-cold rolling groove 16 can be cooled uniformly (the movement frequency of the extrusion sponge 54 is far greater than the rotation speed of the semi-cold rolling groove 16).

Further, in the process of reciprocating the extrusion sponge 54, the extrusion sponge 54 can reenter the outer shell 41 from the sealing port 55 due to the compression force of the first spring 52, and the two sets of pressing blocks 56 are used for respectively applying force to the pressure bearing heads 95 on the two sets of pressing structures 9, so that the pressing liquid column 94 moves linearly in the pressing liquid inner cavity 92, the cooling water in the pressing liquid inner cavity 92 is extruded by the plunger 96, rapidly gushes out from the pressing liquid outlet 99, flows through the pressing liquid pipe 63, and the liquid drops are sprayed out by the liquid drop spray heads 64 in a large range, uniformly covers the extrusion sponge 54 in the right place, is fully absorbed by the extrusion sponge 54, and the liquid drop spray heads 64 are arranged on two sides of the extrusion sponge 54, so that when the pressing block 56 moves away from the pressure bearing heads 95, the pressing liquid column 94 and the plunger 96 return under the action of the second spring 97, the cooling water in the cooling water storage tank 60 is injected into the pressing liquid inner cavity 92 due to gravity, and is supplemented, thus the circulation is performed, and the wetting degree of the extrusion sponge 54 is ensured.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. Cold rolling equipment is used in copper pole production, including quiet support (1), its characterized in that: the upper and lower positions of the inner side surface of the static support (1) are respectively provided with a first cold roll (3), the end parts of the first cold rolls (3) are fixedly connected with the inner wall of the static support (1) through a first bearing (2), the right side of the static support (1) is fixedly provided with a limit sliding seat (7), a limit sliding groove (8) acting on a movable support (10) is formed in the limit sliding seat (7), the upper and lower positions of the inner side surface of the movable support (10) are respectively provided with a second cold roll (11), the end parts of the second cold rolls (11) are fixedly connected with the inner wall of the movable support (10) through a second bearing (12), and a prefabricated cold rolling die (14) is arranged between the first cold rolls (3) and the second cold rolls (11) at the same horizontal position;

the upper ends and the lower ends of the two groups of prefabricated cold rolling dies (14) are respectively provided with an automatic cooler (40) acting on the prefabricated cold rolling dies (14), and the two groups of automatic coolers (40) are respectively fixed on the static support (1) through a connecting frame (33).

2. The cold rolling equipment for producing copper bars according to claim 1, wherein: the movable support is characterized in that connecting columns (20) are symmetrically welded on the right side face of the movable support (10) up and down, the two groups of connecting columns (20) are fixed on a pressure plate (21), a hydraulic push rod (22) is horizontally welded in the middle of the pressure plate (21), the hydraulic push rod (22) horizontally extends outwards from the inside of a hydraulic cylinder (23), and the hydraulic cylinder (23) is installed on the upper end face of a positioning table (24).

3. The cold rolling equipment for producing copper bars according to claim 1, wherein: the inner side surfaces of the first cold roll (3) and the second cold roll (11) are respectively provided with a clamping step (13), the two outer side surfaces of the prefabricated cold rolling die (14) are respectively provided with an inner pressure groove (15), the two inner pressure grooves (15) are respectively matched with the clamping steps (13) on the first cold roll (3) and the second cold roll (11), a semi-cold rolling groove (16) is formed in one circle of the outer surface of the prefabricated cold rolling die (14), and the upper and lower semi-cold rolling grooves (16) of the prefabricated cold rolling die (14) are combined to form a cold rolling full groove acting on a copper rod.

4. A cold rolling apparatus for copper rod production according to claim 3, wherein: two sets of first cold roll (3) all are provided with bull stick (4) to the inside extension of quiet support (1), two sets of bull stick (4) the tip has cup jointed respectively gear (5) and No. two gears (6), gear (5) and No. two gears (6) mesh mutually and set up, two sets of bull stick (4) are located the inside part of quiet support (1) and have all cup jointed big sprocket (30), two sets of big sprocket (30) utilize chain (31) and little sprocket (32) connection transmission respectively, two sets of little sprocket (32) cup joint respectively at the tip of transmission shaft (43), and two sets of transmission shafts (43) are located two sets of automatic cooling ware (40) from top to bottom respectively.

5. The cold rolling equipment for producing copper bars according to claim 1, wherein: automatic cooler (40) include shell body (41), drive seat (42), transmission shaft (43), cam (44), cam portion (45) and bearing frame (46), drive seat (42) are installed to up end or lower terminal surface intermediate position of shell body (41), drive seat (42) inside level is provided with transmission shaft (43), transmission shaft (43) outwards extend from the inside of drive seat (42), the part that transmission shaft (43) and link (33) contact is provided with third bearing (34), transmission shaft (43) are fixed through the inside of bearing frame (46) and drive seat (42), cam (44) have been cup jointed in the part that transmission shaft (43) are located drive seat (42), be provided with cam portion (45) on cam (44).

6. The cold rolling equipment for producing copper bars according to claim 5, wherein: the automatic cooler (40) further comprises a wheel seat (47), a contact wheel (48), a partition plate (49), a guide rod groove (50), a moving rod (51) and a first spring (52), wherein the wheel seat (47) is located in the outer shell body (41), the wheel groove is formed in the wheel seat (47) outwards, the contact wheel (48) is arranged in the wheel groove through rotation of a wheel shaft, the wheel faces of the contact wheel (48) and the cam (44) are in contact, one end, far away from the contact wheel (48), of the wheel seat (47) is welded with the moving rod (51), the partition plate (49) is horizontally riveted in the inner part of the outer shell body (41), the guide rod groove (50) for the moving rod (51) to penetrate is formed in the middle position of the partition plate (49), the first spring (52) is fixedly arranged in an area between the partition plate (49) and the wheel seat (47), and the first spring (52) is sleeved on the moving rod (51).

7. The cold rolling equipment for producing copper bars according to claim 6, wherein: the automatic cooler (40) further comprises a mounting plate (53), an extrusion sponge body (54), a sealing opening (55) and a pressing block (56), wherein the mounting plate (53) is welded at one end of the moving rod (51) far away from the wheel seat (47), the extrusion sponge body (54) is mounted on the mounting plate (53), the extrusion sponge body (54) acts in a corresponding semi-cold rolling groove (16), the sealing opening (55) for the extrusion sponge body (54) to pass through is formed in the middle position of one end of the outer shell body (41) far away from the driving seat (42), two groups of pressing blocks (56) are symmetrically welded on the moving rod (51), and the pressing blocks (56) act on two groups of pressing liquid structures (9) respectively.

8. The cold rolling equipment for producing copper bars according to claim 7, wherein: the liquid pressing structure (9) comprises a tank body (91), a liquid pressing inner cavity (92), a movable hole (93), a liquid pressing column (94), a pressure bearing head (95), a plunger (96), a second spring (97), a liquid inlet (98) and a liquid pressing outlet (99), wherein the tank body (91) is positioned in a partition plate (49), the liquid pressing inner cavity (92) is formed in the tank body (91), the movable hole (93) is formed in the middle position of the end face of the tank body (91) and communicated with the liquid pressing inner cavity (92), the movable hole (93) is used for allowing a liquid pressing column (94) to pass through, the pressure bearing head (95) is arranged at one end of the tank body (91), the pressing block (56) is contacted with the pressure bearing head (95) in the moving process, a limiting outer groove (65) for allowing the liquid pressing column (94) and the pressure bearing head (95) to extend out is formed in the end face of the partition plate (49), the plunger (96) is arranged at one end of the liquid pressing inner cavity (92), the plunger (96) is connected with the outer cavity (93) by the aid of the plunger (96) and the second spring (97), the movable hole (93) is far away from a fixed area, the end face of the liquid pressing inner cavity (92) far away from the liquid inlet (98) is provided with a liquid pressing outlet (99).

9. The cold rolling equipment for producing copper bars according to claim 8, wherein: the utility model discloses a liquid-pressing device, including baffle (54) and liquid-pressing structure, including baffle (49) and liquid-pressing structure, inlet (98) are connected with feed liquor pipe (61) outward, feed liquor pipe (61) internally mounted has the check valve, feed liquor pipe (61) are located the bottom of cooling storage water tank (60), cooling storage water tank (60) are located the inside of baffle (49), the deposit has frozen water in cooling storage water tank (60), water adding lid (62) on cooling storage water tank (60) stretch out outside the terminal surface of baffle (49), liquid-pressing outlet (99) are connected with liquid-pressing pipe (63) outward, liquid-pressing pipe (63) stretch out the terminal surface of baffle (49), liquid drop shower nozzle (64) are installed to the other end of liquid-pressing pipe (63) and are located one side of extrusion cavernosum (54), two sets of liquid drop shower nozzle (64) symmetry distribution of liquid-pressing structure (9) in the both sides of extrusion cavernosum (54).

10. A cold rolling treatment method for copper rod production, applied to a cold rolling device for copper rod production according to any one of claims 1 to 9, characterized by comprising the following steps:

s1: two groups of prefabricated cold rolling dies (14) are respectively loaded on the two groups of first cold rolling rollers (3), hydraulic push rods (22) slowly extend out, power is uniformly transmitted through pressure plates (21), two groups of second cold rolling rollers (11) are close to the prefabricated cold rolling dies (14), and then clamping steps (13) on the second cold rolling rollers (11) are utilized to extend into an inner pressure groove (15) on the right side of the prefabricated cold rolling dies (14), so that a motion combination body is formed;

s2: starting a driving motor group, meshing and transmitting a second gear (6) and a first gear (5), rotating a rotating rod (4) to drive an upper moving combination and a lower moving combination to move, and cold rolling the passing copper rod by using a cold rolling full groove;

s3: the transmission of the large chain wheel (30) and the small chain wheel (32) is used for accelerating the transmission shaft (43), so that the transmission shaft (43) transmits power to the inside of the automatic cooling device, the motion rod (51) drives the extrusion sponge body (54) to enter the semi-cold rolling groove (16), the interaction force of the extrusion sponge body (54) and the groove bottom is compressed, a small amount of cooling water in the extrusion sponge body is extruded, the inside of the semi-cold rolling groove (16) is covered, the circle of the semi-cold rolling groove (16) is uniformly cooled, in the reciprocating motion process of the extrusion sponge body (54), the power acts on the liquid pressing structure, the cooling water in the liquid pressing cavity (92) rapidly gushes out from the liquid pressing outlet (99) through the transmission, and liquid drops are sprayed out in a large range by the liquid drop spray head (64) and uniformly cover the extrusion sponge body (54) which just falls.