CN110802118B - Push rod transmission equipment of rolling mill push bed - Google Patents
Push rod transmission equipment of rolling mill push bed Download PDFInfo
- Publication number
- CN110802118B CN110802118B CN201911287001.8A CN201911287001A CN110802118B CN 110802118 B CN110802118 B CN 110802118B CN 201911287001 A CN201911287001 A CN 201911287001A CN 110802118 B CN110802118 B CN 110802118B
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- push rod
- roller
- gear box
- push
- guide wheel
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 29
- 238000005096 rolling process Methods 0.000 title claims abstract description 24
- 238000006073 displacement reaction Methods 0.000 claims abstract description 5
- 230000007246 mechanism Effects 0.000 claims description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 239000003638 chemical reducing agent Substances 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 abstract description 12
- 239000010959 steel Substances 0.000 abstract description 12
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005253 cladding Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
Abstract
The push rod transmission device of the rolling mill push bed comprises a gear box, a push rod, a guide rail and a guide wheel component, wherein a rack is transversely arranged at the bottom of the push rod, the gear box penetrates through the push rod, a limit groove is formed in one side of the push rod, the guide wheel component comprises a spring buffer structure and a guide wheel, and 120-degree contact is adopted between the guide wheel and the guide rail; the gear box include roller stand, gear, stop device, roller subassembly and side guide pulley part, gear and rack meshing, the gear box upper end be provided with the roller subassembly and with push rod contact, the gear box both sides all be provided with side guide pulley part and restriction gear box in the push rod front and back displacement. The invention has the beneficial effects that the meshing gap between the gear and the rack is controlled by the circular rings on the two sides of the gear and the lower cladding steel plate of the push rod (the rack side); the side guide wheel is designed into an adjustable telescopic structure, so that the gap between the side guide wheel structure and the side surface of the push rod is conveniently controlled to be 0.5-0.7mm, and the stability of the push rod is improved.
Description
Technical Field
The invention relates to the field of steel rolling, in particular to push rod transmission equipment of a rolling mill push bed.
Background
In the rolling equipment, the pushing bed is used for adjusting the position of the steel plate on the conveying roller of the rolling mill so as to ensure that the steel plate enters the roller from the middle part of the roller of the rolling mill, thereby ensuring the rolling quality of the steel plate.
The quality of the pushing bed is an important factor influencing the production quantity and the rolling quality of the rolling mill, but the pushing bed of the rolling mill in the prior art has the defects that the production quality of the rolling mill is influenced more, such as:
1. the rolling frequency of the blooming mill is very high, the blooming mill is rolled once in a few seconds, the position of the pushing bed is a conical roller way, and the steel plate also needs to rotate, so that the movement speed of the pushing rod of the pushing bed is very high, and according to the technological requirements, the movement speed of the pushing rod of the pushing bed is generally 0.6m/s, and the high movement speed leads to the too high abrasion speed of the pushing bed.
2. When the pushing rod of the pushing bed pushes steel billets, the lateral impact load of the steel billets born by the pushing rod is very large, and the pushing bed in the prior art can not well solve the problem that the pushing rod mechanism is easy to damage due to the fact that the pushing rod bears the impact load.
In addition to the foregoing problems, the rolling mill push bed in the prior art has other problems affecting the performance of the rolling mill, so how to solve the problems, so that the rolling mill can be more suitable for the production requirement, and the rolling mill is worthy of research.
Disclosure of Invention
In view of the above, the present invention aims to provide a push rod transmission device for a rolling mill push bed.
In order to achieve the technical purpose, the scheme of the invention is as follows:
Preferably, a push rod transmission device for a push bed of a rolling mill is characterized in that: the device comprises a push rod transmission mechanism, wherein the push rod transmission mechanism comprises a gear box, a push rod, a guide rail and a guide wheel component, a rack is transversely arranged at the bottom of the push rod, the gear box penetrates through the push rod, a limit groove is formed in one side of the push rod, the guide wheel component comprises a spring buffer structure and a guide wheel, and 120-degree contact is adopted between the guide wheel and the guide rail; the gear box include roller stand, gear, stop device, roller subassembly and side guide pulley part, gear and rack meshing, the gear box upper end be provided with the roller subassembly and with push rod contact, the gear box both sides all be provided with side guide pulley part and restriction gear box in the push rod front and back displacement.
Preferably, the push rod transmission mechanisms are transversely provided with two groups, one side of each group of push rod transmission mechanism is provided with a push plate mechanism, the outer side of each push plate mechanism is provided with a push plate, the rear end of each push plate mechanism is provided with a water tank, the rear end of each water tank is provided with a buffer, and the water tank is connected with a drag chain; a roller bed base is arranged between the two groups of push rod transmission mechanisms, and a roller bed is arranged on the roller bed base; the two groups of push rod transmission mechanisms, the roller bed base and the roller bed are longitudinally provided with a plurality of groups.
Preferably, a connecting shaft is arranged in the gear, and the connecting shaft is connected with a speed reducer through a coupler.
Preferably, the side guide wheel component adopts an adjustable telescopic structure, the side guide wheel component comprises a rocker, a threaded rod, a T-shaped shaft sleeve, a connecting rod and a side guide wheel, the right end of the T-shaped shaft sleeve is penetrated with the threaded rod, the right end of the threaded rod is connected with the rocker, the left end of the threaded rod is connected with the connecting rod through a screw, and the left end of the connecting rod is connected with the side guide wheel; a gap of 0.5-0.7mm exists between the side guide wheel and the push rod.
Preferably, the limiting device comprises a stop block and a spring limiting block, and the stop block and the spring limiting block are connected through a screw.
Preferably, the roller assembly comprises a spring buffer device and a roller, wherein the roller is fixed on a roller support, and the roller support is connected with the spring buffer device through a bolt.
The invention has the beneficial effects that the meshing gap between the gear and the rack is controlled by the circular rings on the two sides of the gear and the lower cladding steel plate of the push rod (the rack side), and the structure is simple; the side guide wheel is designed into an adjustable telescopic structure, so that the gap between the side guide wheel structure and the side surface of the push rod is conveniently controlled to be 0.5-0.7mm, and the stability of the push rod is improved; the roller component is designed into a spring structure, so that the stability of the push rod is improved; the guide wheel component is contacted with the guide rail by 120 degrees, so that centering can be ensured; the gear box body is divided into an upper part and a lower part, and is connected after the gear shaft is assembled, so that the assembly is convenient.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of a push rod transmission mechanism according to the present invention;
FIG. 3 is a schematic view of the internal structure of the gearbox of the present invention;
FIG. 4 is a schematic diagram of a side guide according to the present invention;
FIG. 5 is a schematic view of a limiting device according to the present invention;
FIG. 6 is a schematic view of the construction of the roller assembly of the present invention;
FIG. 7 is a schematic view of the contact structure between the guide wheel and the guide rail of the present invention;
FIG. 8 is a schematic view of a stator assembly of the present invention.
Detailed Description
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
The invention will now be described in further detail with reference to the drawings and to specific examples.
As shown in FIG. 1, the embodiment of the invention is
A push rod transmission device of a rolling mill push bed is characterized in that: the device comprises a push rod transmission mechanism 1, wherein the push rod transmission mechanism 1 comprises a gear box 2, a push rod 101, a guide rail 102 and a guide wheel component 103, a rack 1011 is transversely arranged at the bottom of the push rod 101, the gear box 2 penetrates through the push rod 101, a limit groove 1012 is formed in one side of the push rod 101, the guide wheel component 103 comprises a spring buffer structure 1031 and a guide wheel 1032, and 120-degree contact is adopted between the guide wheel 1032 and the guide rail 102; the gear box 2 comprises a roller seat 204, a gear 203, a limiting device 202, a roller assembly 201 and a side guide wheel component 205, wherein the gear 203 is meshed with a rack 1011, the roller assembly 201 is arranged at the upper end of the gear 203 and is in contact with the push rod 101, and the side guide wheel component 205 is arranged at two sides of the gear box 2 and limits the front-back displacement of the push rod 101 in the gear box 2.
The push rod transmission mechanisms 1 are transversely provided with two groups, one side of each group of push rod transmission mechanism 1 is provided with a push plate mechanism 8, the outer side of each push plate mechanism 8 is provided with a push plate 81, the rear end of each push plate mechanism 8 is provided with a water tank 7, the rear end of each water tank 7 is provided with a buffer 6, and each water tank 7 is connected with a drag chain 5; a roller bed base 10 is arranged between the two groups of push rod transmission mechanisms 1, and a roller bed 9 is arranged on the roller bed base 10; the two groups of push rod transmission mechanisms 1, the roller bed base 10 and the roller bed 9 are longitudinally provided with a plurality of groups.
The gear 203 is internally provided with a connecting shaft, and the connecting shaft is connected with a speed reducer 4 through a coupler 3.
The side guide wheel component 205 adopts an adjustable telescopic structure, the side guide wheel component 205 comprises a rocker 2051, a threaded rod 2052, a T-shaped shaft sleeve 2053, a connecting rod 2054 and a side guide wheel 2055, the right end of the T-shaped shaft sleeve 2053 is penetrated with the threaded rod 2052, the right end of the threaded rod 2052 is connected with the rocker 2051, the left end of the threaded rod 2052 is connected with the connecting rod 2054 through a screw, and the left end of the connecting rod 2054 is connected with the side guide wheel 2055; a gap of 0.5-0.7mm exists between the side guide wheel and the push rod.
The limiting device 202 comprises a stop block 2022 and a spring limiting block 2021, and the stop block 2022 and the spring limiting block 2021 are connected through screws.
The roller assembly 201 includes a spring damper 2011 and a roller 2013, wherein the roller 2013 is fixed on a roller bracket 2012, and the roller bracket 2012 is connected with the spring damper 2011 through bolts.
The specific implementation method comprises the following steps:
Placing a steel plate on a roller way 9, driving a gear to rotate 203 through a speed reducer 4, pushing a push rod 101 to reciprocate, controlling the opposite displacement of a push plate mechanism 8 to orderly adjust the disordered steel plate, wherein the meshing gap between the gear 203 and a rack 1011 is controlled by the circular rings on the two sides of the gear 203 and the lower steel plate of the push rod 101 (the rack side 1011); the push rod 101 drives the guide wheel part 103 to reciprocate on the guide rail 102, and the roller assembly 201 is designed with a spring structure to buffer the push rod 101; the side guide wheel part 205 is designed into an adjustable telescopic structure, so that the side gap between the side guide wheel 2055 structure and the push rod 101 is conveniently controlled to be 0.5-0.7mm.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be appreciated by persons skilled in the art that the above embodiments are not intended to limit the invention in any way, and that all technical solutions obtained by means of equivalent substitutions or equivalent transformations fall within the scope of the invention.
Claims (3)
1. A push rod transmission device of a rolling mill push bed is characterized in that: the device comprises a push rod transmission mechanism, wherein the push rod transmission mechanism comprises a gear box, a push rod, a guide rail and a guide wheel component, a rack is transversely arranged at the bottom of the push rod, the push rod penetrates through the gear box, the guide wheel component comprises a spring buffer structure and a guide wheel, and 120-degree contact is adopted between the guide wheel and the guide rail; the gear box include roller stand, gear, roller subassembly and side guide pulley part, gear and rack meshing, gear box upper end be provided with the roller subassembly and with the push rod contact, gear box both sides all be provided with side guide pulley part and restrict the fore-and-aft displacement of the push rod in the gear box, side guide pulley part adopt adjustable extending structure, side guide pulley part include rocker, threaded rod, T shape axle sleeve, connecting rod and side guide pulley, T shape axle sleeve right-hand member wear to be equipped with the threaded rod, the threaded rod have the right-hand member to be connected with the rocker, the threaded rod left end have the connecting rod through the screw connection, the connecting rod left end be connected with the side guide pulley, side guide pulley and push rod between have 0.5-0.7 mm's clearance, the roller subassembly include spring buffer and roller, the roller support fix on the roller support, the roller support has spring buffer through bolted connection.
2. A rolling mill pushing rod transmission device according to claim 1, characterized in that: the push rod transmission mechanisms are transversely provided with two groups, one side of each group of push rod transmission mechanism is provided with a push plate mechanism, the outer side of each push plate mechanism is provided with a push plate, the rear end of each push plate mechanism is provided with a water tank, the rear end of each water tank is provided with a buffer, and each water tank is connected with a drag chain; a roller bed base is arranged between the two groups of push rod transmission mechanisms, and a roller bed is arranged on the roller bed base; the two groups of push rod transmission mechanisms, the roller bed base and the roller bed are longitudinally provided with a plurality of groups.
3. A rolling mill pushing rod transmission device according to claim 1, characterized in that: the gear is internally provided with a connecting shaft, and the connecting shaft is connected with a speed reducer through a coupler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911287001.8A CN110802118B (en) | 2019-12-14 | Push rod transmission equipment of rolling mill push bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911287001.8A CN110802118B (en) | 2019-12-14 | Push rod transmission equipment of rolling mill push bed |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110802118A CN110802118A (en) | 2020-02-18 |
| CN110802118B true CN110802118B (en) | 2024-06-04 |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT173295B (en) * | 1951-07-04 | 1952-12-10 | Franz Felser | Device for backlash compensation between the driving gear and with it meshing rack or gear, z. B. in drilling machines |
| CN201768752U (en) * | 2010-08-20 | 2011-03-23 | 鞍钢重型机械有限责任公司 | Linkage system for overturning and pushing steel |
| CN102172644A (en) * | 2010-12-30 | 2011-09-07 | 一重集团大连设计研究院有限公司 | Integral frame manipulator |
| CN202301800U (en) * | 2011-10-01 | 2012-07-04 | 中色科技股份有限公司 | A transmission device capable of adjusting the center distance between a pinion and a rack |
| CN202700977U (en) * | 2012-07-30 | 2013-01-30 | 重庆钢铁(集团)有限责任公司 | Manipulator of rolling mill |
| CN104259224A (en) * | 2014-08-12 | 2015-01-07 | 河北津西钢铁集团股份有限公司 | Serial transverse manipulator in front of finishing mill |
| CN206168954U (en) * | 2016-10-26 | 2017-05-17 | 北京京诚之星科技开发有限公司 | Rolling mill hydraulic pressure manipulator |
| CN106890858A (en) * | 2015-12-21 | 2017-06-27 | 邹平齐星工业铝材有限公司 | A kind of aluminum alloy heat milling train ruler device |
| CN211161210U (en) * | 2019-12-14 | 2020-08-04 | 江苏东方成套设备制造集团有限公司 | Push rod transmission device of rolling mill manipulator |
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT173295B (en) * | 1951-07-04 | 1952-12-10 | Franz Felser | Device for backlash compensation between the driving gear and with it meshing rack or gear, z. B. in drilling machines |
| CN201768752U (en) * | 2010-08-20 | 2011-03-23 | 鞍钢重型机械有限责任公司 | Linkage system for overturning and pushing steel |
| CN102172644A (en) * | 2010-12-30 | 2011-09-07 | 一重集团大连设计研究院有限公司 | Integral frame manipulator |
| CN202301800U (en) * | 2011-10-01 | 2012-07-04 | 中色科技股份有限公司 | A transmission device capable of adjusting the center distance between a pinion and a rack |
| CN202700977U (en) * | 2012-07-30 | 2013-01-30 | 重庆钢铁(集团)有限责任公司 | Manipulator of rolling mill |
| CN104259224A (en) * | 2014-08-12 | 2015-01-07 | 河北津西钢铁集团股份有限公司 | Serial transverse manipulator in front of finishing mill |
| CN106890858A (en) * | 2015-12-21 | 2017-06-27 | 邹平齐星工业铝材有限公司 | A kind of aluminum alloy heat milling train ruler device |
| CN206168954U (en) * | 2016-10-26 | 2017-05-17 | 北京京诚之星科技开发有限公司 | Rolling mill hydraulic pressure manipulator |
| CN211161210U (en) * | 2019-12-14 | 2020-08-04 | 江苏东方成套设备制造集团有限公司 | Push rod transmission device of rolling mill manipulator |
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