CN208303505U - Novel rolling mill is used in a kind of production of brass - Google Patents
Novel rolling mill is used in a kind of production of brass Download PDFInfo
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- CN208303505U CN208303505U CN201820821896.3U CN201820821896U CN208303505U CN 208303505 U CN208303505 U CN 208303505U CN 201820821896 U CN201820821896 U CN 201820821896U CN 208303505 U CN208303505 U CN 208303505U
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- passage
- foreplate
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- rolling mill
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The utility model discloses a kind of brass production novel rolling mills, belong to milling equipment technical field.It includes rolling device, the rolling device includes the breast roller of eight passages, breast roller described in eight is followed successively by the first plain-barreled roll, the second edger roll, third plain-barreled roll, the 4th edger roll, the 5th plain-barreled roll, the 6th edger roll, the 7th plain-barreled roll and the 8th edger roll, and breast roller described in eight is driven by eight different variable-frequency motors or servo motor respectively；The pass of first passage of the rolling device to the 6th passage is polygonized structure, and the 7th passage pass is borehole structure, and the pass of the 8th passage is borehole structure.The utility model is used for the rolling of brass wire.
Description
Technical field
The utility model relates to milling equipment technical fields, more specifically, being related to a kind of brass production novel rolling mill.
Background technique
During brass production, the bar base pulled out by smelting furnace is all to carry out huge machine drawing or big drawing machine drawing again
It is processed into postchannel process, but often occurs core implosion, stress cracking, distortion, drawing fracture, tubing thickness during huge drawing
Unevenly, the defects of product surface scratches changes the defects of institutional framework, amplification slab of wire rod, no to a certain extent
Conducive to subsequent production.So also occurred in recent years some milling equipments for replace the huge drawing process of brass, rolling by rotate
Rolled piece is dragged in the gap between roll by the frictional force generated between roll and rolled piece, is allowed to be generated plastic deformation by compression
Pressure processing method, the product after rolling can obtain preferably tissue and performance, be conducive to subsequent processing.
Since the hardness of brass is high, using the bad processing of rolling mill practice, need to obtain by continuous multi- pass rolling
On the other hand the product of required shape during the rolling process, mostly uses ellipse-circular hole system, arc groove of the rolled piece in roll
In constantly rolled molding, rolled piece itself is easy to produce torsional deformation, the milling train of rolling generally use large-scale motor with
And the multi-stage mechanical transmission mechanism of huge, heavy, multi-stage mechanical transmission mechanism are driven by fixed gear or belt etc., thus
It is restricted the mill speed of processing unit (plant)s and transmission mechanism at different levels, causes the speed of each roll to mismatch, roll easily goes out
Existing sliding phenomenon.
Utility model content
Utility model technical problems to be solved
The purpose of the utility model is to overcome in the prior art since brass hardness is high, the difficult processing of rolling, when rolling, rolls
The easy torsional deformation of part, the deficiency that roll easily slides provide a kind of brass production novel rolling mill, using the skill of the utility model
Art scheme can control the deflection of rolled piece, roll is avoided to slide.
2. technical solution
In order to achieve the above objectives, technical solution provided by the utility model are as follows: a kind of brass production novel rolling mill, including
Rolling device, the rolling device include the breast roller of eight passages, breast roller described in eight be followed successively by the first plain-barreled roll,
Second edger roll, third plain-barreled roll, the 4th edger roll, the 5th plain-barreled roll, the 6th edger roll, the 7th plain-barreled roll and the 8th edger roll, machine described in eight
Frame roll is driven by eight different variable-frequency motors or servo motor respectively；
The pass of first passage of the rolling device to the 6th passage is polygonized structure, and the 7th passage pass is circular hole
Structure, the pass of the 8th passage are borehole structure.
It is further improved as the utility model, the pass of the first passage to the 6th passage of the rolling device is
Hexagonal structure.
It is further improved as the utility model, the milling train further includes guide system, which is disengaging
Mouthful guide and guard, the inlet and outlet guide and guard include pre- conduit, upper foreplate, upper guide and guard support, lower foreplate and lower guide and guard support, and institute
It states in foreplate and lower foreplate and is equipped with interconnected ventilation pipe.
It is further improved as the utility model, the upper foreplate is flexibly connected with upper guide and guard support, under described
Foreplate is flexibly connected with lower guide and guard support, and the spacing of the upper foreplate and lower foreplate is adjustable.
It is further improved as the utility model, the ventilation pipe includes main channel road and and main channel
What road was respectively communicated with divides ventilation pipe, described that ventilation pipe is divided to be equipped with several ventholes.
It is further improved as the utility model, is passed through compressed gas in the ventilation pipe.
It is further improved as the utility model, the pre- conduit and upper guide and guard support and lower guide and guard support are detachable
Connection.
It is further improved as the utility model, the compression ratio of each passage is 1.15-1.3, and overall compression ratio is
2.25。
Beneficial effect
Using technical solution provided by the utility model, compared with prior art, have the following beneficial effects:
(1) a kind of brass production novel rolling mill of the utility model, since wire rod is in the ellipse or arc groove of roll
Rolled molding, the axial length of wire rod itself is long, therefore itself is easy to happen torsional deflection, influences final product quality, therefore, this
The roll pass of the first six passage of utility model uses polygonized structure, can avoid brass wire and generates torsional deformation, it is preferred that
The roll pass of the first six passage is positive hexagonal structure, and most latter two passage passes through circle-circle pass structure again will be yellow
Copper wires rolling is finished form, by the continuous rolling of eight passages, harder brass wire can not only be rolled at
Product, moreover it is possible to avoid the torsional deflection of wire rod itself, for rolling mill practice compared to huge drawing process, structure property is more excellent.
(2) the utility model a kind of brass production use novel rolling mill, breast roller described in eight respectively by eight not
Same variable-frequency motor or servo motor driving, so changing simultaneously each passage breast roller pass and revolving speed, still are able to reach
To the synchronization of each passage rack.
(3) a kind of brass production novel rolling mill of the utility model during the rolling process due to pre- conduit may be by
Collision to rack etc. causes to wear, therefore pre- conduit is adopted a split structure with upper foreplate and lower foreplate, i.e., pre- conduit can
Being mounted on foreplate and lower foreplate for disassembly, it is easy to replace and maintain.
(4) in the operation of rolling, compressed gas is passed through in the ventilation pipe, when brass wire is using guide system,
Compressed gas can reduce the friction of wire rod and foreplate inner wall, keep the slickness of wire rod, and on the other hand, compressed gas can
Dedusting, decontamination can also remove oil emulsion etc., play certain cleaning action.
(5) the upper foreplate and lower foreplate are connected with cylinder push-rod, by cylinder push-rod adjust upper foreplate and
The spacing of lower foreplate, to adapt to the service of connection devices of different height.
Detailed description of the invention
Fig. 1 is a kind of brass production of the utility model structural schematic diagram of novel rolling mill；
Fig. 2 is existing milling train machine driving schematic diagram；
Fig. 3 is the structural schematic diagram of the first plain-barreled roll；
Fig. 4 is the structural schematic diagram of the second edger roll；
Fig. 5 is the structural schematic diagram for importing and exporting guide and guard；
Fig. 6 is the structural schematic diagram of upper foreplate (or lower foreplate).
Label declaration in schematic diagram:
1, pay off rack；2, guide system；20, pre- conduit；21, upper guide and guard support；22, lower guide and guard support；23, upper guide plate；
24, bottom guide；25, main channel road；250, divide ventilation pipe；251, snorkel；26, cylinder；3, rolling device；30, first
Plain-barreled roll；31, the second edger roll；32, third plain-barreled roll；33, the 4th edger roll；34, the 5th plain-barreled roll；35, the 6th edger roll；36, the 7th plain-barreled roll；
37, the 8th edger roll；4, winding system；5, motor；6, belt；7；Rack.
Specific embodiment
For the content for further appreciating that the utility model, the utility model is described in detail in conjunction with the accompanying drawings and embodiments.
Embodiment 1
The huge drawing process that brass production uses easily causes product defect, can change the institutional framework of wire rod, be unfavorable for subsequent
Production and processing therefore how to design milling train, it is in need of consideration for capable of just rolling out qualified brass wire.The present embodiment with
The brass blank of diameter 12mm rolls out the finished product citing of diameter 8mm, overall compression ratio 2.25, i.e. blank section and finished product
The area ratio of section is 2.25, but the hardness of brass is high, rationally designs breast roller and pass structure of multi-pass etc. all
It is very important, existing details are as follows:
Such as Fig. 1, a kind of brass the production novel rolling mill, including pay off rack 1, rolling device 3, guide system of the present embodiment
2 and winding system 4, the rolling device 3 includes the breast roller of multiple passages, in order to roll to the higher brass of hardness
System processing, inventor it has been investigated that, tandem rolling processing is carried out using the breast roller of eight passages, obtained final product quality compared with
Excellent, according to billet size and finished size and road sub-quantity, the compression ratio of each passage is set as 1.15-1.3.Described in eight
Breast roller to be followed successively by the first plain-barreled roll 30, the second edger roll 31, third plain-barreled roll 32, the 4th edger roll 33, the 5th plain-barreled roll the 34, the 6th vertical
Roller 35, the 7th plain-barreled roll 36 and the 8th edger roll 37, wherein the first plain-barreled roll 30, the second edger roll 31, third plain-barreled roll 32, the 4th edger roll 33,
5th plain-barreled roll 34, the 6th edger roll 35 pass be polygonized structure, the pass of the 7th plain-barreled roll 36 is borehole structure, the 8th edger roll 37
Pass be borehole structure, the pass of traditional rolled alloy wire rod is mostly ellipse-circular hole system, but in practical milling train process
In, since wire rod is rolled molding in the ellipse or arc groove of roll, the axial length of wire rod itself is long, therefore itself is easy
Twist deformation, influences final product quality, and therefore, the roll pass of the first six passage of the present embodiment uses polygonized structure, can
Brass wire is avoided to generate torsional deflection, it is preferred that the roll pass of the first six passage is positive hexagonal structure, referring to scheming
3-4, respectively the pass structure schematic diagram of the first plain-barreled roll 30 and the second edger roll 31, most latter two passage pass through circle-circle hole again
Type structure rolls brass wire can not only be by harder brass wire by the continuous rolling of eight passages for finished form
Material rolling is finished product, moreover it is possible to avoid the torsional deflection of wire rod itself, rolling mill practice is compared to huge drawing process, and structure property is more
It is excellent.
Currently, domestic milling train generally uses the multi-stage mechanical transmission mechanism of large-scale motor and huge, heavy, it is multistage
Mechanical transmission mechanism is by transmissions such as fixed gears or belt, and referring to Fig. 2, motor 5 is driven by transmission belt 6, drives respectively
Two racks 7, so that the mill speed of processing unit (plant)s and transmission mechanism at different levels is restricted, and leads to the speed of each roll
It mismatches, sliding phenomenon easily occurs in roll.Breast roller described in eight is respectively by eight different variable-frequency electrics in the present embodiment
Machine 5 or servo motor 5 drive, so changing simultaneously each passage breast roller pass and revolving speed, still are able to reach each road
The synchronization of secondary rack, Fig. 1 are only schematic diagram, and the breast roller to embody per pass is equipped with individual motor driven,
Actual motor arrangement is determined by the condition of production.
Referring to Fig. 5, the milling train further includes guide system 2, which is inlet and outlet guide and guard, and the inlet and outlet are led
It defends including pre- conduit 20, upper foreplate 23, upper guide and guard support 21, lower foreplate 24 and lower guide and guard support 22, the upper foreplate
23 are fixedly connected on 21 lower section of guide and guard support, and the lower foreplate 24 is fixedly connected on lower 22 top of guide and guard support, upper guide and guard
Material passing passage is formed between plate 23 and lower foreplate 24, during the rolling process due to pre- conduit 20, may be subjected to rack etc.
Collision causes to wear, therefore pre- conduit 20 is adopted a split structure with upper guide and guard support 21 and lower guide and guard support 22, i.e., pre- conduit 20
It is detachably arranged on guide and guard support 21 and lower guide and guard support 22, it is easy to replace and maintain.Referring to Fig. 6, the upper guide and guard
Be equipped with interconnected ventilation pipe in plate 23 and lower foreplate 24, the ventilation pipe include main channel road 25 and with
What main channel road 25 was respectively communicated with divides ventilation pipe 250, the main channel road 25 and the arrangement form for dividing ventilation pipe 250
Multiplicity, the present embodiment provides one of arrangement form, for the above foreplate 23, the main channel road 25 is from upper foreplate
23 side and passed to inside it along the width direction of upper foreplate 23, five points of ventilation pipes 250 be arranged in parallel and with master
Ventilation pipe 25 is mutually perpendicular to, and five points of ventilation pipes 250 are connected to main channel road 25, described to divide on ventilation pipe 250
Equipped with several ventholes 251.
In the operation of rolling, compressed gas is passed through in the ventilation pipe, when brass wire is using guide system, compression
The impact of gas can reduce the friction of wire rod and foreplate inner wall, keep the slickness of wire rod, on the other hand, compressed gas energy
Enough dedusting, decontamination, can also remove oil emulsion etc., play certain cleaning action.
Embodiment 2
Comprising above content, the spacing of the upper foreplate 23 and lower foreplate 24 is preferably adjustable, i.e.,
Upper foreplate 23 is flexibly connected with upper guide and guard support 21, and the lower foreplate 24 is flexibly connected with lower guide and guard support 22, it is described on
Foreplate 23 and lower foreplate 24 are connected with the push rod of cylinder 26, adjust upper foreplate 23 and lower foreplate by cylinder push-rod
24 spacing, to adapt to the service of connection devices of different height.
Schematically the utility model and embodiments thereof are described above, description is not limiting, attached drawing
Shown in be also one of the embodiments of the present invention, actual structure is not limited to this.So if this field
Those of ordinary skill enlightened by it, without deviating from the purpose of the present invention, not inventively design
Frame mode similar with the technical solution and embodiment, all should belong to the protection range of the utility model.
Claims (8)
1. a kind of brass production novel rolling mill, including rolling device (3), it is characterised in that: the rolling device (3) includes eight
The breast roller of a passage, breast roller described in eight are followed successively by the first plain-barreled roll (30), the second edger roll (31), third plain-barreled roll
(32), the 4th edger roll (33), the 5th plain-barreled roll (34), the 6th edger roll (35), the 7th plain-barreled roll (36) and the 8th edger roll (37), eight institutes
The breast roller stated is driven by eight different variable-frequency motors or servo motor respectively；
The pass of the first passage to the 6th passage of the rolling device (3) is polygonized structure, and the 7th passage pass is circular hole
Structure, the pass of the 8th passage are borehole structure.
2. a kind of brass production novel rolling mill according to claim 1, it is characterised in that: the rolling device (3)
The pass of first passage to the 6th passage is hexagonal structure.
3. a kind of brass production novel rolling mill according to claim 1, it is characterised in that: the milling train further includes guide and guard
System (2), the guide system (2) be inlet and outlet guide and guard, the inlet and outlet guide and guard include pre- conduit (20), upper foreplate (23),
Upper guide and guard support (21), lower foreplate (24) and lower guide and guard support (22), and the upper foreplate (23) and lower foreplate (24)
Inside it is equipped with interconnected ventilation pipe.
4. a kind of brass production novel rolling mill according to claim 3, it is characterised in that: the upper foreplate (23) with
Upper guide and guard support (21) is flexibly connected, and the lower foreplate (24) is flexibly connected with lower guide and guard support (22), the upper foreplate
(23) and the spacing of lower foreplate (24) is adjustable.
5. a kind of brass production novel rolling mill according to claim 3, it is characterised in that: the ventilation pipe includes master
Ventilation pipe (25) and divide ventilation pipe (250) with what main channel road (25) were respectively communicated with, it is described to divide ventilation pipe (250)
It is equipped with several ventholes (251).
6. a kind of brass production novel rolling mill according to claim 5, it is characterised in that: be passed through in the ventilation pipe
Compressed gas.
7. a kind of brass production novel rolling mill according to claim 3, it is characterised in that: the pre- conduit (20) with it is upper
Guide and guard support (21) and lower guide and guard support (22) are detachably connected.
8. a kind of brass production novel rolling mill according to claim 1-7, it is characterised in that: each passage
Compression ratio be 1.15-1.3, overall compression ratio 2.25.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820821896.3U CN208303505U (en) | 2018-05-30 | 2018-05-30 | Novel rolling mill is used in a kind of production of brass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820821896.3U CN208303505U (en) | 2018-05-30 | 2018-05-30 | Novel rolling mill is used in a kind of production of brass |
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| Publication Number | Publication Date |
|---|---|
| CN208303505U true CN208303505U (en) | 2019-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820821896.3U Active CN208303505U (en) | 2018-05-30 | 2018-05-30 | Novel rolling mill is used in a kind of production of brass |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113941596A (en) * | 2020-07-17 | 2022-01-18 | 北京京诚瑞信长材工程技术有限公司 | Vertical universal mill for die flat steel, flat steel rolling production line and method thereof |
-
2018
- 2018-05-30 CN CN201820821896.3U patent/CN208303505U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113941596A (en) * | 2020-07-17 | 2022-01-18 | 北京京诚瑞信长材工程技术有限公司 | Vertical universal mill for die flat steel, flat steel rolling production line and method thereof |
| CN113941596B (en) * | 2020-07-17 | 2024-01-30 | 北京京诚瑞信长材工程技术有限公司 | Vertical universal rolling mill for die flat steel, flat steel rolling production line and method thereof |
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