CN202270779U - Clamping device for connecting shaft of straightener - Google Patents
Clamping device for connecting shaft of straightener Download PDFInfo
- Publication number
- CN202270779U CN202270779U CN2011204275787U CN201120427578U CN202270779U CN 202270779 U CN202270779 U CN 202270779U CN 2011204275787 U CN2011204275787 U CN 2011204275787U CN 201120427578 U CN201120427578 U CN 201120427578U CN 202270779 U CN202270779 U CN 202270779U
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- China
- Prior art keywords
- clamped beam
- hydraulic cylinder
- chute
- piston rod
- straightening machine
- 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 - Lifetime
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- 238000009499 grossing Methods 0.000 description 6
- 239000012530 fluid Substances 0.000 description 1
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Abstract
本实用新型公开了一种矫直机接轴夹紧装置，包括用于抱紧上下两层接轴花键套的上夹紧梁、中间梁和下夹紧梁，关键在于：所述上夹紧梁与第一液压缸的活塞杆相连，第一液压缸固定在矫直机机架的第一支座上，上夹紧梁的两侧设置有带有滑槽的第一支架，上夹紧梁可以在活塞杆的带动下沿第一支架的滑槽上下滑动；中间梁固定于矫直机机架上；下夹紧梁与第二液压缸的活塞杆相连，第二液压缸固定在矫直机机架的第二支座上，下夹紧梁的两侧设置有带有滑槽的第二支架，下夹紧梁可以在活塞杆的带动下沿第二支架的滑槽上下滑动；中间梁连接在矫直机机架上，高度方向不可调节，保证了上、下排矫直辊的中心始终在同一位置，且间距一定，实现准确定位。
The utility model discloses a shaft clamping device for a straightening machine, which comprises an upper clamping beam, a middle beam and a lower clamping beam for holding the upper and lower layers of shaft spline sleeves tightly. The key lies in: the upper clamping The tightening beam is connected with the piston rod of the first hydraulic cylinder, and the first hydraulic cylinder is fixed on the first support of the straightening machine frame. The first bracket with chute is arranged on both sides of the upper clamping beam, and the upper clamping The tightening beam can slide up and down along the chute of the first bracket driven by the piston rod; the middle beam is fixed on the straightening machine frame; the lower clamping beam is connected with the piston rod of the second hydraulic cylinder, and the second hydraulic cylinder is fixed on the On the second support of the straightening machine frame, the two sides of the lower clamping beam are provided with a second bracket with a chute, and the lower clamping beam can slide up and down along the chute of the second bracket driven by the piston rod ;The middle beam is connected to the frame of the straightening machine, and the height direction cannot be adjusted, which ensures that the center of the upper and lower row of straightening rollers is always at the same position, and the distance is fixed to achieve accurate positioning.
Description
Technical field
The utility model relates to a kind of shaft clamping device that connects of straightener, holds the smoothing roll spline housing when being used for roll change tightly.
Background technology
Connecing shaft clamping device is the important device of straightener, is used to hold tightly the spline housing that smoothing roll connects axle during roll change, and fixedly the position of spline housing can be inserted spline tooth on the smoothing roll and spline housing centering when changing to new roller system with assurance accurately and rapidly.With regard to prior art, mainly contain following three kinds of structures.
First kind of structure: this structure is made up of three carriages in upper, middle and lower; Upward, middle tray chamber connects with two hydraulic cylinders; In, bottom bracket connects with two hydraulic cylinders, bottom bracket goes up and down with spiral lift or other mechanism, slides in the chute that go up, middle carriage is provided with on frame.
Shortcoming: device structure is all complicated with control, and it is also longer to change time.
Second kind of structure: this structure is made up of upper and lower two carriages, and bracket is gone up and down by two Driven by Hydraulic Cylinder of both sides, and bottom bracket is driven by the spiral lift of fluid motor-driven.
Shortcoming: it is not firm to hold tightly
The third structure: utilize two hydraulic cylinder push-and-pull carriages that are arranged on the carriage both sides to rise and descend, carriage is provided with synchronizing shaft, and two synchromesh gear utilizations of synchronizing shaft both sides realize synchronously with the tooth bar that puts together on the frame.
Shortcoming: because a variety of causes often can not synchronization lifting, often need to assist to go up and down in the actual use of this structure by manpower.
The utility model content
The purpose of the utility model provides a kind of straightener simple in structure and connects shaft clamping device.
To achieve these goals, adopt following technical scheme: a kind of straightener connects shaft clamping device, comprises being used to hold tightly two-layer last clamped beam, intermediate beam and the following clamped beam that connects a spline housing up and down, it is characterized in that:
The said clamped beam of going up links to each other with the piston rod of first hydraulic cylinder; First hydraulic cylinder is fixed on first bearing of straightening machine frame; The both sides of last clamped beam are provided with first support that has chute, last clamped beam can be in the drive lower edge of piston rod the chute of first support slide up and down;
Intermediate beam is fixed on the straightening machine frame;
Following clamped beam links to each other with the piston rod of second hydraulic cylinder; Second hydraulic cylinder is fixed on second bearing of straightening machine frame; The both sides of following clamped beam are provided with second support that has chute, following clamped beam can be in the drive lower edge of piston rod the chute of second support slide up and down;
For more fastening clamping spline housing; Said inboard of going up clamped beam and following clamped beam is provided with clamp; Clamp comprises back-up block; Back-up block joins through the last clamped beam or the following clamped beam of a bolt assembly and an end, is provided with dish spring group between last clamped beam or following clamped beam and the back-up block, and said back-up block is provided with the circular groove that matches with the cylindrical of spline housing with the surface of intermediate beam.
Fastening in order to guarantee to connect, an end of said bolt assembly is fixed in the groove of back-up block, and the arranged outside of bolt assembly is useful on fastening sleeve.
Hydraulic cylinder is installed for ease, and said both sides of going up clamped beam are inclined upwardly earlier, join with first support level then, and the piston rod of said first hydraulic cylinder links to each other with the horizontal component at last clamped beam two ends.
The utility model is simple in structure, compact, and intermediate beam is connected on the straightening machine frame, and short transverse is unadjustable, and the center that has guaranteed upper and lower row's smoothing roll is all the time at same position, and spacing is certain, realizes accurately location.During roll change; Rely on the flexible of hydraulic cylinder, drive upper and lower clamped beam and descend respectively, rise, make the clamp that is installed on the clamped beam fit tightly on the smoothing roll spline housing; Realization connects firmly holding tightly of a spline housing; Thereby realize that the straightener roller is accurate, the contraposition fast of spline tooth and spline housing, realized quick replacing, saved roll changing time.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the right view of Fig. 1;
Fig. 3 is a clamp structural representation among Fig. 1.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is done further description.
As depicted in figs. 1 and 2; A kind of straightener connects shaft clamping device; Comprise and be used to hold tightly two-layer up and down last clamped beam 1, intermediate beam 4 and the following clamped beam 7 that connects a spline housing; Last clamped beam 1 both sides link to each other with first hydraulic cylinder 3, and first hydraulic cylinder 3 links to each other with first bearing 5 on being fixed on straightening machine frame.Intermediate beam 4 is installed on the frame of straightener, and is unadjustable in short transverse.The both sides of last clamped beam 1 are inclined upwardly earlier; Being provided with first support, 2 levels that have chute with the both sides of last clamped beam 1 then joins; The piston rod of first hydraulic cylinder 3 links to each other with the horizontal component at last clamped beam 1 two ends, last clamped beam 1 can be in the drive lower edge of piston rod the chute of first support 2 slide up and down.
Following clamped beam 7 both sides link to each other with second hydraulic cylinder 8, and second hydraulic cylinder 8 links to each other with second bearing 9 on being fixed on straightening machine frame.The both sides of last clamped beam 1 are provided with first support 2 that has chute, last clamped beam 1 can be in the drive lower edge of piston rod the chute of first support 2 slide up and down; Intermediate beam 4 is fixed on the straightening machine frame; Intermediate beam 4 is detachable, also can be around rotation on horizontal plane, but unadjustable in short transverse, when roll change was held tightly, the center that has guaranteed upper and lower row's smoothing roll was all the time at same position, and spacing is certain, realized accurately location.
Also be provided with clamp 10 on last clamped beam 1 and the following clamped beam 7, as shown in Figure 3, clamp 10 comprises back-up block 11, dish spring group 12, sleeve 13 and bolt assembly 14.Back-up block 11 joins through the last clamped beam 1 or the following clamped beam 7 of a bolt assembly 14 and an end; Be provided with dish spring group 12 between last clamped beam 1 or following clamped beam 7 and the back-up block 11, back-up block 11 is provided with the circular groove that matches with the cylindrical of spline housing with the surface of intermediate beam 4.One end of bolt assembly 14 is fixed in the groove of back-up block 11, and the arranged outside of bolt assembly 14 is useful on fastening sleeve 13
During roll change, a upper and lower two-layer spline housing that connects is fitted in respectively on the intermediate beam 4, and first hydraulic cylinder 3 drives the chute of going up on first support 2 of clamped beam 1 edge and moves down, and the feasible clamp of going up on the clamped beam 1 10 is pressed against the upper strata and connects on the spline housing; Second hydraulic cylinder 8 drives down, and clamped beam 7 moves up along the chute on second support 6; Clamp 10 under making on the clamped beam 7 is pressed against lower floor and connects on the spline housing; Dish spring group 12 is housed in the clamp, relies on the cushioning effect of dish spring group, guaranteed that clamp 10 contacts with the tight of spline housing.
Claims (2)
1. a straightener connects shaft clamping device, comprises being used to hold tightly two-layer last clamped beam (1), intermediate beam (4) and the following clamped beam (7) that connects a spline housing up and down, it is characterized in that:
The said clamped beam (1) of going up links to each other with the piston rod of first hydraulic cylinder (3); First hydraulic cylinder (3) is fixed on first bearing (5) of straightening machine frame; The both sides of last clamped beam (1) are provided with first support (2) that has chute, and last clamped beam (1) can slide up and down at the chute of the drive lower edge of piston rod first support (2);
Intermediate beam (4) is fixed on the straightening machine frame;
Following clamped beam (7) links to each other with the piston rod of second hydraulic cylinder (8); Second hydraulic cylinder (8) is fixed on second bearing (9) of straightening machine frame; The both sides of following clamped beam (7) are provided with second support (6) that has chute, and following clamped beam (7) can slide up and down at the chute of the drive lower edge of piston rod second support (6).
2. straightener as claimed in claim 1 connects shaft clamping device; It is characterized in that: said inboard of going up clamped beam (1) and following clamped beam (7) is provided with clamp (10); Clamp (10) comprises back-up block (11); Back-up block (11) joins through the last clamped beam (1) or the following clamped beam (7) of bolt assembly (14) with an end; Be provided with dish spring group (12) between last clamped beam (1) or following clamped beam (7) and the back-up block (11), said back-up block (11) is provided with the circular groove that matches with the cylindrical of spline housing with the surface of intermediate beam (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204275787U CN202270779U (en) | 2011-11-02 | 2011-11-02 | Clamping device for connecting shaft of straightener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204275787U CN202270779U (en) | 2011-11-02 | 2011-11-02 | Clamping device for connecting shaft of straightener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202270779U true CN202270779U (en) | 2012-06-13 |
Family
ID=46191167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204275787U Expired - Lifetime CN202270779U (en) | 2011-11-02 | 2011-11-02 | Clamping device for connecting shaft of straightener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202270779U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107876593A (en) * | 2017-12-07 | 2018-04-06 | 中国重型机械研究院股份公司 | A kind of new change roll spacing connection axial adjustment clamp system |
| CN107952796A (en) * | 2017-12-13 | 2018-04-24 | 太原科技大学 | A kind of adaptive spindle holder device |
| CN110899382A (en) * | 2019-10-30 | 2020-03-24 | 太原科技大学 | A kind of unfolding and straightening equipment for arc segments of thin-walled cylindrical pieces with outer transverse ribs |
| CN110899383A (en) * | 2019-10-30 | 2020-03-24 | 太原科技大学 | A method for unfolding and straightening of arc segments of thin-walled cylindrical pieces with outer transverse ribs |
| CN112296129A (en) * | 2020-08-22 | 2021-02-02 | 襄阳博亚精工机器有限公司 | Multi-roll straightener with quick cassette change |
| CN112318450A (en) * | 2020-10-20 | 2021-02-05 | 北京京诚之星科技开发有限公司 | A high-efficiency roll changing system for a wide and thick plate leveler |
| CN115055541A (en) * | 2022-07-11 | 2022-09-16 | 湖北重装重工装备有限公司 | Plate leveler with variable roller system |
| CN115958085A (en) * | 2022-11-16 | 2023-04-14 | 太原重工股份有限公司 | Universal connecting shaft clamping device for replacing roller systems with different roller distances of straightening machine |
-
2011
- 2011-11-02 CN CN2011204275787U patent/CN202270779U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107876593A (en) * | 2017-12-07 | 2018-04-06 | 中国重型机械研究院股份公司 | A kind of new change roll spacing connection axial adjustment clamp system |
| CN107952796A (en) * | 2017-12-13 | 2018-04-24 | 太原科技大学 | A kind of adaptive spindle holder device |
| CN110899382A (en) * | 2019-10-30 | 2020-03-24 | 太原科技大学 | A kind of unfolding and straightening equipment for arc segments of thin-walled cylindrical pieces with outer transverse ribs |
| CN110899383A (en) * | 2019-10-30 | 2020-03-24 | 太原科技大学 | A method for unfolding and straightening of arc segments of thin-walled cylindrical pieces with outer transverse ribs |
| CN112296129A (en) * | 2020-08-22 | 2021-02-02 | 襄阳博亚精工机器有限公司 | Multi-roll straightener with quick cassette change |
| CN112318450A (en) * | 2020-10-20 | 2021-02-05 | 北京京诚之星科技开发有限公司 | A high-efficiency roll changing system for a wide and thick plate leveler |
| CN112318450B (en) * | 2020-10-20 | 2025-06-13 | 北京京诚之星科技开发有限公司 | An efficient roll changing system for wide and thick plate straightening machine |
| CN115055541A (en) * | 2022-07-11 | 2022-09-16 | 湖北重装重工装备有限公司 | Plate leveler with variable roller system |
| CN115958085A (en) * | 2022-11-16 | 2023-04-14 | 太原重工股份有限公司 | Universal connecting shaft clamping device for replacing roller systems with different roller distances of straightening machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120613 |
|
| CX01 | Expiry of patent term |