CN105344723A - Guide and guard device - Google Patents
Guide and guard device Download PDFInfo
- Publication number
- CN105344723A CN105344723A CN201510952614.4A CN201510952614A CN105344723A CN 105344723 A CN105344723 A CN 105344723A CN 201510952614 A CN201510952614 A CN 201510952614A CN 105344723 A CN105344723 A CN 105344723A
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- CN
- China
- Prior art keywords
- guide roller
- adjusting mechanism
- guide
- distance adjusting
- rotating disc
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 45
- 229910000831 Steel Inorganic materials 0.000 description 12
- 238000005096 rolling process Methods 0.000 description 12
- 239000010959 steel Substances 0.000 description 12
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B39/00—Arrangements for moving, supporting, or positioning work, or controlling its movement, combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B39/14—Guiding, positioning or aligning work
- B21B39/16—Guiding, positioning or aligning work immediately before entering or after leaving the pass
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The invention relates to a guide and guard device. The guide and guard device comprises a longitudinal distance adjusting mechanism and a transverse distance adjusting mechanism, wherein the longitudinal distance adjusting mechanism and the transverse distance adjusting mechanism are the same in structure. Each of the longitudinal distance adjusting mechanism and the transverse distance adjusting mechanism comprises a first guide roller, a second guide roller, a first rotary table, a driving rod and a first locking screw, wherein the first guide roller and the second guide roller are arranged in a face-to-face mode; the first rotary table is fixedly arranged on a supporting shaft of the first guide roller, the supporting shaft of the first guide roller is eccentrically connected with the first rotary table, and first helical teeth are arranged in the circumferential direction of the first rotary table; a first spiral portion which is used for being meshed with the first helical teeth is arranged on the driving rod; and the first locking screw is used for locking the first rotary table. A roller gap adjusting mechanism achieves adjustment of a guide opening of the guide and guard device in the upward direction, the downward direction, the leftward direction and the rightward direction, and therefore the universality of the guide and guard device is effectively improved.
Description
Technical Field
The invention relates to the technical field of metallurgical manufacturing, in particular to a guide device.
Background
In the process of rolling steel, guide devices are usually arranged at the inlet and the outlet of the rolling mill in order to ensure that the steel can smoothly enter the rolling mill. The rolling of steel includes round steel rolling, flat steel rolling, etc., and a guide device corresponding to the shape of each rolled steel is required to be arranged.
The specifications and types of the flat steel are multiple, the rolling specifications are frequently changed, so the size of the hole pattern can be changed, the current flat steel guide cannot realize the adjustment of the hole pattern, the universality of the guide device is poor, the guide device needs to be changed simultaneously when the rolling specifications are changed, the operation is complex, and the production efficiency is seriously influenced.
Therefore, how to enhance the versatility of the guiding and guarding device is a technical problem that needs to be solved by those skilled in the art.
Disclosure of Invention
The invention aims to provide a guide and guard device, so that the universality of the conventional guide and guard device can be effectively enhanced, and the flexibility of steel rolling is improved.
In order to achieve the above object, the guide and guard device provided by the present invention comprises a longitudinal distance adjusting mechanism and a transverse distance adjusting mechanism, wherein the longitudinal distance adjusting mechanism and the transverse distance adjusting mechanism have the same structure and both comprise:
the first guide roller and the second guide roller are oppositely arranged;
the first rotating disc is fixed on the supporting shaft of the first guide roller, the supporting shaft of the first guide roller is eccentrically connected with the first rotating disc, and first helical teeth are arranged on the circumferential direction of the first rotating disc;
the driving rod is provided with a first spiral part used for being meshed with the first helical teeth;
a first locking screw for locking the first rotary table;
wherein the axes of the first guide roller and the second guide roller in the longitudinal distance adjusting mechanism are parallel to the horizontal plane; and the axes of the first guide roller and the second guide roller in the transverse distance adjusting mechanism are vertical to the horizontal plane.
Preferably, the method further comprises the following steps:
the second turntable is fixedly arranged on the supporting shaft of the second guide roller, the supporting shaft of the second guide roller is eccentrically connected with the second turntable, second oblique teeth are arranged on the circumference of the second turntable, and the second turntable and the first turntable are symmetrical about the bisection plane of a roll gap;
a second spiral part arranged on the driving rod and used for being meshed with the second helical teeth, wherein the rotation directions of the first spiral part and the second spiral part are opposite;
and the second locking screw is used for locking the second rotary disc.
According to the technical scheme, the roll gap adjusting mechanism comprises a longitudinal distance adjusting mechanism and a transverse distance adjusting mechanism, the longitudinal distance adjusting mechanism and the transverse distance adjusting mechanism are identical in structure, a first rotating disc is fixedly arranged on a supporting shaft of a first guide roller in the longitudinal distance adjusting mechanism and the transverse distance adjusting mechanism, the supporting shaft of the first guide roller is eccentrically connected with the first rotating disc, first inclined teeth are arranged on the circumferential direction of the first rotating disc, and a driving rod for driving the first rotating disc to rotate is provided with a first spiral part meshed with the first inclined teeth.
It is easy to understand that a worm gear and worm mechanism is actually formed between the first rotating disc and the driving rod, the driving rod is equivalent to a worm, the first rotating disc is equivalent to a worm gear, the rotation of the driving rod drives the first rotating disc to rotate, the supporting shaft of the first guide roller is eccentrically arranged with the first rotating disc, so that the supporting shaft of the first guide roller can move towards the direction close to the second guide roller or away from the second guide roller besides rotating along with the first rotating disc, which directly causes the size of the roll gap between the first guide roller and the second guide roller to change, thereby achieving the purpose of adjusting the roll gap of the guide device, and due to the arrangement of the longitudinal distance adjusting mechanism and the transverse distance adjusting mechanism, the roll gap adjusting mechanism achieves four-direction adjustment of the guide opening in the up-down and left-right directions, which can adapt to the rolling of flat steels with more specifications, thereby improving the universality of the guide device.
Drawings
Fig. 1 is a schematic structural diagram of a guide device disclosed in an embodiment of the present invention;
fig. 2 is a schematic view of the internal structure of the guiding and guarding device disclosed in the present invention.
Wherein,
the device comprises a guide device 1, a first turntable 2, a second turntable 3, a first guide roller 4, a second guide roller 5, a first helical tooth 6, a second helical tooth 7, a first helical part 8, a second helical part 9, a hexagonal connecting rod 10, a driving rod 11, a first locking screw 12 and a second locking screw 13.
Detailed Description
The core of the invention is to provide a guide device, so that the universality of the existing guide device can be effectively enhanced, and the flexibility of steel rolling is improved.
In order that those skilled in the art will better understand the disclosure, the invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 and fig. 2, fig. 1 is a schematic structural diagram of a guiding device disclosed in an embodiment of the present invention, and fig. 2 is a schematic internal structural diagram of the guiding device disclosed in the present invention.
The guide and guard device disclosed by the invention comprises a longitudinal distance adjusting mechanism and a transverse distance adjusting mechanism, wherein the longitudinal distance adjusting mechanism and the transverse distance adjusting mechanism have the same structure and respectively comprise a first guide roller 4, a second guide roller 5, a first rotating disc 2, a driving rod 11 and a first locking screw 12, and the axes of the first guide roller 4 and the second guide roller 5 in the longitudinal distance adjusting mechanism are parallel to the horizontal plane; the axes of the first guide roller 4 and the second guide roller 5 in the transverse distance adjusting mechanism are vertical to the horizontal plane.
Referring to fig. 2, it can be seen that, in fig. 2, a transverse distance adjusting mechanism and a longitudinal distance adjusting mechanism are sequentially arranged from left to right, in the transverse distance adjusting mechanism and the longitudinal distance adjusting mechanism, a first guide roller 4 and a second guide roller 5 are oppositely arranged, a guide gap is formed by a gap between the two guide rollers, a first rotary disc 2 is fixedly arranged on a support shaft of the first guide roller 4, the first rotary disc 2 is matched with a housing of a guide and guard device, the connection position of the support shaft of the first guide roller 4 and the first rotary disc 2 is not the center of the first rotary disc 2 but is eccentrically connected, a first helical tooth 6 is further arranged on the first rotary disc 2 in the circumferential direction, a first helical portion 8 for engaging with the first helical tooth 6 is arranged on a drive rod 11, and a first locking screw 12 is used for locking the first rotary disc 2 after the adjustment of the roll gap is completed to prevent the first rotary disc 2 from accidentally rotating.
It is easy to understand that in the guiding and guarding device disclosed in the above embodiment, a worm and gear mechanism is actually formed between the first rotating disc 2 and the driving rod 11, the driving rod 11 corresponds to a worm, the first rotating disc 2 corresponds to a worm gear, the rotation of the driving rod 11 will drive the first rotating disc 2 to rotate, because the supporting shaft of the first guide roller 4 is eccentrically arranged with the first rotating disc 2, the supporting shaft of the first guide roller 4 will move in a direction close to the second guide roller 5 or away from the second guide roller 5 besides following the rotation of the first rotating disc 2, which directly causes the size of the roll gap between the first guide roller 4 and the second guide roller 5 to change, thereby achieving the purpose of adjusting the roll gap of the guiding and guarding device, and because a longitudinal distance adjusting mechanism and a transverse distance adjusting mechanism are provided, the guiding and guarding device achieves four-way adjustment of the guide opening up, down, left and right, which can adapt to rolling of more specification flat steels, thereby improving the versatility of the guide and guard device.
In order to further optimize the solution in the above embodiment, the present embodiment is modified based on the above embodiment, in the present embodiment, the longitudinal distance adjusting mechanism and the transverse distance adjusting mechanism further include a second rotary table 3 fixedly disposed on the support shaft of the second guide roller 5, the support shaft of the second guide roller 5 is eccentrically connected to the second rotary table 3, a second helical tooth 7 is disposed on the second rotary table 3 in the circumferential direction, as shown in fig. 2, the second rotary table 3 is symmetrical to the first rotary table 2 about the mid-plane of the roll gap, a second helical portion 9 for meshing with the second helical tooth 7 is further disposed on the driving rod 11, and the first helical portion 8 and the second helical portion 9 have opposite rotation directions, and besides, a second locking screw 13 for locking the second rotary table 3 is further added.
Referring to fig. 2, the first spiral part 8 and the second spiral part 9 may be spiral parts disposed on the same driving rod 11, or may be separately disposed, and are connected through an intermediate member to form a whole driving rod, in the driving rod 11 disclosed in the drawings of the present invention, the first spiral part 8 and the second spiral part 9 are designed in a split type, and the first spiral part 8 and the second spiral part 9 are connected through a hexagonal connecting rod 10 to form a whole. Because the first spiral part 8 or the second spiral part 9 may be damaged in the actual production process, only the damaged spiral part can be replaced by adopting a split design, and the later maintenance cost of the guide and guard device can be effectively reduced.
The rotation of the driving rod 11 will drive the first spiral part 8 and the second spiral part 9 to rotate simultaneously, and because the rotation directions of the two spiral parts are opposite, the first guide roller 4 and the second guide roller 5 will be driven to approach each other or to move away from each other, and the split position of the roll gap formed by the two guide rollers is always kept unchanged.
In the embodiment of the present invention, the term "median plane of the roll gap" specifically means: passes through the roll gap and is at the same distance from the axis of the first guide roll 4 as the second guide roll 5.
The guide and guard device provided by the invention is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (2)
1. A guide and guard device is characterized by comprising a longitudinal distance adjusting mechanism and a transverse distance adjusting mechanism, wherein the longitudinal distance adjusting mechanism and the transverse distance adjusting mechanism have the same structure and respectively comprise:
a first guide roller (4) and a second guide roller (5) which are oppositely arranged;
the first rotating disc (2) is fixed on a supporting shaft of the first guide roller (4), the supporting shaft of the first guide roller (4) is eccentrically connected with the first rotating disc (2), and first helical teeth (6) are arranged on the first rotating disc (2) in the circumferential direction;
the driving rod (11), wherein a first spiral part (8) used for being meshed with the first helical tooth (6) is arranged on the driving rod (11);
a first locking screw (12) for locking the first rotary disk (2);
wherein the axes of the first guide roller (4) and the second guide roller (5) in the longitudinal distance adjusting mechanism are parallel to the horizontal plane; and the axes of the first guide roller (4) and the second guide roller (5) in the transverse distance adjusting mechanism are vertical to the horizontal plane.
2. The guide and guard device of claim 1, further comprising:
the second rotating disc (3) is fixedly arranged on a supporting shaft of the second guide roller (5), the supporting shaft of the second guide roller (5) is eccentrically connected with the second rotating disc (3), second oblique teeth (7) are arranged on the second rotating disc (3) in the circumferential direction, and the second rotating disc (3) and the first rotating disc (2) are symmetrical about the bisection plane of a roll gap;
a second helical portion (9) arranged on the driving rod (11) and used for being meshed with the second helical tooth (7), wherein the rotation directions of the first helical portion (8) and the second helical portion (9) are opposite;
a second locking screw (13) for locking the second rotary disc (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510952614.4A CN105344723A (en) | 2015-12-17 | 2015-12-17 | Guide and guard device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510952614.4A CN105344723A (en) | 2015-12-17 | 2015-12-17 | Guide and guard device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105344723A true CN105344723A (en) | 2016-02-24 |
Family
ID=55320864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510952614.4A Pending CN105344723A (en) | 2015-12-17 | 2015-12-17 | Guide and guard device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105344723A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107838202A (en) * | 2017-12-27 | 2018-03-27 | 安徽楚江特钢有限公司 | A kind of strip finishing mill import guide device |
| CN111745007A (en) * | 2020-07-09 | 2020-10-09 | 数码模冲压技术（武汉）有限公司 | Precise hole flanging and stripping integrated device for automobile framework parts |
| CN115301745A (en) * | 2022-10-11 | 2022-11-08 | 江苏盛日机械设备制造有限公司 | Angle steel rolling guide |
| CN120502593A (en) * | 2025-07-22 | 2025-08-19 | 江苏久联冶金机械制造有限公司 | Guide and guard device for pipe gang saw |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008178904A (en) * | 2007-01-26 | 2008-08-07 | Kotobuki Sangyo Kk | Guide device for cold rolling |
| CN201140222Y (en) * | 2007-12-25 | 2008-10-29 | 合肥市百胜科技发展有限公司 | Inlet rolling guide capable of adjusting multi-group of eccentric shaft separation distances at same time |
| CN201179523Y (en) * | 2008-04-04 | 2009-01-14 | 合肥东方冶金设备有限公司 | Adjusting device for guide roll shaft separation distance of rolling torsion guide |
| CN201676900U (en) * | 2010-03-26 | 2010-12-22 | 重庆钢铁(集团)有限责任公司 | Hole-free-rolling rolling mill guide |
| CN201988573U (en) * | 2011-02-16 | 2011-09-28 | 合肥东方节能科技股份有限公司 | Outlet-rolling guide device for flat hot-rolled steel |
| JP4997934B2 (en) * | 2006-11-21 | 2012-08-15 | Ｊｆｅスチール株式会社 | Guide device |
| CN202539211U (en) * | 2012-01-10 | 2012-11-21 | 合肥东方节能科技股份有限公司 | Two-or-three segmentation guiding device |
| CN205270391U (en) * | 2015-12-17 | 2016-06-01 | 重庆麦拓科技有限公司 | Guiding and guarding device |
-
2015
- 2015-12-17 CN CN201510952614.4A patent/CN105344723A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4997934B2 (en) * | 2006-11-21 | 2012-08-15 | Ｊｆｅスチール株式会社 | Guide device |
| JP2008178904A (en) * | 2007-01-26 | 2008-08-07 | Kotobuki Sangyo Kk | Guide device for cold rolling |
| CN201140222Y (en) * | 2007-12-25 | 2008-10-29 | 合肥市百胜科技发展有限公司 | Inlet rolling guide capable of adjusting multi-group of eccentric shaft separation distances at same time |
| CN201179523Y (en) * | 2008-04-04 | 2009-01-14 | 合肥东方冶金设备有限公司 | Adjusting device for guide roll shaft separation distance of rolling torsion guide |
| CN201676900U (en) * | 2010-03-26 | 2010-12-22 | 重庆钢铁(集团)有限责任公司 | Hole-free-rolling rolling mill guide |
| CN201988573U (en) * | 2011-02-16 | 2011-09-28 | 合肥东方节能科技股份有限公司 | Outlet-rolling guide device for flat hot-rolled steel |
| CN202539211U (en) * | 2012-01-10 | 2012-11-21 | 合肥东方节能科技股份有限公司 | Two-or-three segmentation guiding device |
| CN205270391U (en) * | 2015-12-17 | 2016-06-01 | 重庆麦拓科技有限公司 | Guiding and guarding device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107838202A (en) * | 2017-12-27 | 2018-03-27 | 安徽楚江特钢有限公司 | A kind of strip finishing mill import guide device |
| CN107838202B (en) * | 2017-12-27 | 2019-07-26 | 安徽楚江特钢有限公司 | A kind of strip finishing mill import guide device |
| CN111745007A (en) * | 2020-07-09 | 2020-10-09 | 数码模冲压技术（武汉）有限公司 | Precise hole flanging and stripping integrated device for automobile framework parts |
| CN115301745A (en) * | 2022-10-11 | 2022-11-08 | 江苏盛日机械设备制造有限公司 | Angle steel rolling guide |
| CN120502593A (en) * | 2025-07-22 | 2025-08-19 | 江苏久联冶金机械制造有限公司 | Guide and guard device for pipe gang saw |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160224 |
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| RJ01 | Rejection of invention patent application after publication |