CN205128609U - Pressing device of rolling mill - Google Patents
Pressing device of rolling mill Download PDFInfo
- Publication number
- CN205128609U CN205128609U CN201520995280.4U CN201520995280U CN205128609U CN 205128609 U CN205128609 U CN 205128609U CN 201520995280 U CN201520995280 U CN 201520995280U CN 205128609 U CN205128609 U CN 205128609U
- Authority
- CN
- China
- Prior art keywords
- connecting plate
- buffering connecting
- buffer spring
- rolling mill
- screw rod
- Prior art date
- 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.)
- Expired - Fee Related
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Abstract
The utility model belongs to the technical field of the rolling mill, especially, relate to a pressing device of rolling mill. Which comprises an outer casing, be equipped with the lead screw of pushing down of vertical setting in the shell body, the upper end of pushing down the lead screw is connected with the speed reducer, the lower extreme of pushing down the lead screw is provided with the bearing frame, bearing frame and push down and be equipped with buffer gear between the lead screw, lead screw matched with nut is equipped with and pushes down on the shell body, buffer gear includes that the buffering connecting plate cushions the connecting plate under with, under cushion the connecting plate and fix on the bearing frame, on cushion the connecting plate and cushion under and be equipped with buffer spring between the connecting plate, buffer spring's one end is connected with last buffering connecting plate, buffer spring's the other end is connected with last buffering connecting plate, on cushion to be equipped with on the connecting plate and be located the guide bar that cushions connecting plate four corners portion, under cushion to open on the connecting plate and have the guide way with guide bar matched with, the guide bar can be along guide way longitudinal sliding motion, the bottom of guide way is equipped with the rubber buffer layer. The advantage lies in: reasonable in design, simple structure.
Description
Technical field
The utility model belongs to rolling mill technical field, especially relates to a kind of screwdown gear of rolling mill.
Background technology
When product specification changed by various steel heat, cold-rolling mill, often between roll and frame, increase a set of screwdown gear, the screwdown gear of prior art is because down screw rod one end is direct and roll chock rigid contact, and rolled piece easily snaps in milling train, damages the key components and parts such as roll.
In order to improve prior art, people have carried out long-term exploration, propose various solution.Such as, Chinese patent literature discloses a kind of screwdown gear [application number: CN201420255495.8] of medium rolling mill, comprises hydraulic motor, the first worm screw, the first axle, the second axle, the second worm screw, the first worm gear case, the second worm gear case, driving lever and manual wrench; Described hydraulic motor is connected with the first worm screw by shaft coupling; Described first worm screw and the engagement of the first worm gear case; Described first worm screw is connected with the first axle by coupling band; Described first axle is connected with the second worm screw; Described second worm screw and the engagement of the second worm gear case; Down screw rod is respectively equipped with in described first worm gear case, the second worm gear case; Be provided with the first half a coupler in described first axle, be provided with the second half a coupler coordinated with the first half a coupler in described second axle; Described driving lever is installed on the second axle, and it can pull the second axle in left and right; Described manual wrench is installed on the first axle.
Although such scheme to some extent solves the deficiencies in the prior art, structure is comparatively complicated, and global design is reasonable not enough, poor practicability.
Utility model content
The purpose of this utility model is for the problems referred to above, provides a kind of reasonable in design, the screwdown gear of the simple rolling mill of structure.
For achieving the above object, the utility model have employed following technical proposal: the screwdown gear of this rolling mill, it is characterized in that, comprise shell body, the down screw rod vertically arranged is provided with in described shell body, the upper end of described down screw rod is connected with reductor, the lower end of down screw rod is provided with bearing block, buffer gear is provided with between described bearing block and down screw rod, described shell body is provided with the nut matched with down screw rod, described buffer gear comprises buffering connecting plate and lower buffering connecting plate, described lower buffering connecting plate is fixed on bearing block, buffer spring is provided with between described upper buffering connecting plate and lower buffering connecting plate, one end of described buffer spring is connected with upper buffering connecting plate, the other end of buffer spring is connected with upper buffering connecting plate, described upper buffering connecting plate is provided with the guide post being positioned at buffering connecting plate four bight, described lower buffering connecting plate has the gathering sill matched with guide post, described guide post can along gathering sill longitudinal sliding motion, the bottom of described gathering sill is provided with cushion rubber layer.Owing to being provided with buffer gear between down screw rod one end and bearing block, avoid the two directly rigid contact, prevent rolled piece to snap in milling train, the key components and parts such as breaker roll have protective effect, and global design is reasonable, and structure is simple.
In the screwdown gear of above-mentioned rolling mill, described bearing block has low groove, the lower surface of described lower buffering connecting plate is provided with the upper groove matched with low groove, described upper groove and low groove are formed jointly for the accommodating accommodation space of rubber layer block, are provided with rubber layer in described accommodation space.
In the screwdown gear of above-mentioned rolling mill, described upper buffering connecting plate has the upper spring groove matched with buffer spring upper end, described lower buffering connecting plate has the lower spring groove matched with buffer spring upper end, be provided with end connection on buffer spring in described upper spring groove, in described lower spring groove, be provided with end connection under buffer spring.
Compared with prior art; the advantage of the screwdown gear of this rolling mill is: owing to being provided with buffer gear between down screw rod one end and bearing block; avoid the two directly rigid contact; rolled piece is prevented to snap in milling train; the key components and parts such as breaker roll have protective effect; global design is reasonable, and structure is simple.
Accompanying drawing explanation
Fig. 1 is the structural representation that the utility model provides.
In figure, shell body 1, down screw rod 2, bearing block 3, upper buffering connecting plate 4, lower buffering connecting plate 5, buffer spring 6, guide post 7.
Detailed description of the invention
As shown in Figure 1, the screwdown gear of this rolling mill comprises shell body 1, the down screw rod 2 vertically arranged is provided with in shell body 1, the upper end of down screw rod 2 is connected with reductor, the lower end of down screw rod 2 is provided with bearing block 3, buffer gear is provided with between bearing block 3 and down screw rod 2, shell body 1 is provided with the nut matched with down screw rod 2, buffer gear comprises buffering connecting plate 4 and lower buffering connecting plate 5, lower buffering connecting plate 5 is fixed on bearing block 3, buffer spring 6 is provided with between upper buffering connecting plate 4 and lower buffering connecting plate 5, one end of buffer spring 6 is connected with upper buffering connecting plate 4, the other end of buffer spring 6 is connected with upper buffering connecting plate 4, upper buffering connecting plate 4 is provided with the guide post 7 being positioned at buffering connecting plate 4 four bight, lower buffering connecting plate 5 has the gathering sill matched with guide post 7, guide post can along gathering sill longitudinal sliding motion, the bottom of gathering sill is provided with cushion rubber layer.Owing to being provided with buffer gear between down screw rod 2 one end and bearing block 3, avoid the two directly rigid contact, prevent rolled piece to snap in milling train, the key components and parts such as breaker roll have protective effect, and global design is reasonable, and structure is simple.
Wherein, bearing block 3 has low groove, the lower surface of lower buffering connecting plate 5 is provided with the upper groove matched with low groove, and upper groove and low groove are formed jointly for the accommodating accommodation space of rubber layer block, are provided with rubber layer in accommodation space.Upper buffering connecting plate 4 has the upper spring groove matched with buffer spring 6 upper end, lower buffering connecting plate 5 has the lower spring groove matched with buffer spring 6 upper end, be provided with end connection on buffer spring in upper spring groove, in lower spring groove, be provided with end connection under buffer spring.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Although more employ the terms such as shell body 1, down screw rod 2, bearing block 3, upper buffering connecting plate 4, lower buffering connecting plate 5, buffer spring 6, guide post 7 herein, do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present utility model more easily; The restriction that they are construed to any one additional is all contrary with the utility model spirit.
Claims (3)
1. the screwdown gear of a rolling mill, it is characterized in that, comprise shell body (1), the down screw rod (2) vertically arranged is provided with in described shell body (1), the upper end of described down screw rod (2) is connected with reductor, the lower end of down screw rod (2) is provided with bearing block (3), buffer gear is provided with between described bearing block (3) and down screw rod (2), described shell body (1) is provided with the nut matched with down screw rod (2), described buffer gear comprises buffering connecting plate (4) and lower buffering connecting plate (5), described lower buffering connecting plate (5) is fixed on bearing block (3), buffer spring (6) is provided with between described upper buffering connecting plate (4) and lower buffering connecting plate (5), one end of described buffer spring (6) is connected with upper buffering connecting plate (4), the other end of buffer spring (6) is connected with upper buffering connecting plate (4), described upper buffering connecting plate (4) is provided with the guide post (7) being positioned at buffering connecting plate (4) four bight, described lower buffering connecting plate (5) has the gathering sill matched with guide post (7), described guide post can along gathering sill longitudinal sliding motion, the bottom of described gathering sill is provided with cushion rubber layer.
2. the screwdown gear of rolling mill according to claim 1, it is characterized in that, described bearing block (3) has low groove, the lower surface of described lower buffering connecting plate (5) is provided with the upper groove matched with low groove, described upper groove and low groove are formed jointly for the accommodating accommodation space of rubber layer block, are provided with rubber layer in described accommodation space.
3. the screwdown gear of rolling mill according to claim 1, it is characterized in that, described upper buffering connecting plate (4) has the upper spring groove matched with buffer spring (6) upper end, described lower buffering connecting plate (5) has the lower spring groove matched with buffer spring (6) upper end, be provided with end connection on buffer spring in described upper spring groove, in described lower spring groove, be provided with end connection under buffer spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520995280.4U CN205128609U (en) | 2015-11-28 | 2015-11-28 | Pressing device of rolling mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520995280.4U CN205128609U (en) | 2015-11-28 | 2015-11-28 | Pressing device of rolling mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205128609U true CN205128609U (en) | 2016-04-06 |
Family
ID=55614435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520995280.4U Expired - Fee Related CN205128609U (en) | 2015-11-28 | 2015-11-28 | Pressing device of rolling mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205128609U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107649520A (en) * | 2017-09-25 | 2018-02-02 | 攀钢集团西昌钢钒有限公司 | A kind of milling train and its electric screw down gear |
| CN109622627A (en) * | 2018-12-05 | 2019-04-16 | 滁州市云米工业设计有限公司 | A kind of high efficiency milling train and its working method |
-
2015
- 2015-11-28 CN CN201520995280.4U patent/CN205128609U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107649520A (en) * | 2017-09-25 | 2018-02-02 | 攀钢集团西昌钢钒有限公司 | A kind of milling train and its electric screw down gear |
| CN109622627A (en) * | 2018-12-05 | 2019-04-16 | 滁州市云米工业设计有限公司 | A kind of high efficiency milling train and its working method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160406 Termination date: 20161128 |