CN204183804U - Roller space adjusting device in tri-roll press machine - Google Patents
Roller space adjusting device in tri-roll press machine Download PDFInfo
- Publication number
- CN204183804U CN204183804U CN201420608914.1U CN201420608914U CN204183804U CN 204183804 U CN204183804 U CN 204183804U CN 201420608914 U CN201420608914 U CN 201420608914U CN 204183804 U CN204183804 U CN 204183804U
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- CN
- China
- Prior art keywords
- pressure roller
- movable axis
- axis bearing
- screw rod
- tri
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- Withdrawn - After Issue
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Abstract
The utility model discloses the roller space adjusting device in a kind of tri-roll press machine, comprise: be arranged on first, second, third pressure roller in frame, the first, the movable axis bearing at the 3rd pressure roller two ends is all movably set in frame, each movable axis bearing is all connected by connector the inner with a screw rod, axially lock between screw rod and connector and radial direction can rotate, every root screw flight is equipped with in the tapped through hole of the thread bush in frame, and the outer end of screw rod is connected with rotating driving device; Each movable axis bearing is connected with at least one lifting rod, every root lifting rod is all located in the installation through hole of corresponding thread bush, every root lifting rod be provided with spring and regulate pressing plate, the elastic force of spring makes movable axis bearing have the trend on corresponding thread bush.The utility model has the advantages that: the impact of thread pitch on spacing adjustment between adjacent pressure roller can be overcome.
Description
Technical field
The utility model relates to tri-roll press machine, refers more particularly in tri-roll press machine in order to regulate the adjusting device of spacing between adjacent pressure roller.
Background technology
Calender is mainly in order to produce the thin sheet products such as plastic sheet, film, artificial leather.Three pressure rollers of L-shaped layout are provided with in tri-roll press machine, that is: the second pressure roller, horizontal direction are positioned at the first pressure roller of the second pressure roller side, vertical direction is positioned at the 3rd pressure roller above the second pressure roller, and the spacing between adjacent pressure roller and the thickness of rolled products adapt.At present, the structure of the roller space adjusting device in tri-roll press machine is: first, the two ends of the 3rd pressure roller are arranged in a movable axis bearing respectively, movable axis bearing is all movably set in frame, the adjustment driving mechanism that one can drive the movement of movable axis bearing is respectively arranged with between frame and each movable axis bearing, the concrete structure of each adjustment driving mechanism is: the thread bush being fixedly installed threaded through hole in frame, screw rod is equipped with in the tapped through hole of thread bush, the inner of screw rod is connected with movable axis bearing by connector, axially lock between screw rod and connector and radial direction can rotate, the rotating driving device that outer end and the drive screw of screw rod rotate is connected.When needing to adjust the spacing between adjacent pressure roller, start rotating driving device, screw rod is rotated, because thread bush is fixedly installed in frame, therefore screw rod will drive movable axis bearing to move axially relative to thread bush, thus realizes the object of spacing between the adjacent pressure roller of adjustment.The shortcoming of the spacing regulator of said structure is: to be cooperatively interacted transmission by screw thread between screw rod and thread bush, this screw drive structure makes the ridge on screw rod always there is thread pitch with between the ridge be meshed in tapped through hole, just being difficult to the actual pitch accurately controlled between adjacent pressure roller like this when carrying out calendering work, being also just difficult to the thickness accurately controlling rolled products.
Utility model content
The purpose of this utility model is: provide a kind of and can get rid of the impact of thread pitch on spacing between adjacent pressure roller, thus accurately can control the roller space adjusting device in the tri-roll press machine of rolled products thickness.
For achieving the above object, the technical solution adopted in the utility model is: the roller space adjusting device in tri-roll press machine, comprise: frame, three pressure rollers of L-shaped layout are provided with in frame, that is: the second pressure roller, horizontal direction is positioned at the first pressure roller of the second pressure roller side, vertical direction is positioned at the 3rd pressure roller above the second pressure roller, first, the two ends of the 3rd pressure roller are arranged in a movable axis bearing respectively, movable axis bearing is all movably set in frame, each movable axis bearing is all connected by connector the inner with a screw rod, axially lock between screw rod and connector and radial direction can rotate, the equal threaded engagement of every root screw rod is arranged in the tapped through hole of thread bush, all thread bush are all fixedly mounted in frame, the rotating driving device that outer end and the drive screw of screw rod rotate is connected, each movable axis bearing is also connected with at least one lifting rod, the equal activity of every root lifting rod is located in the installation through hole of corresponding thread bush, every root lifting rod be provided with spring and regulate pressing plate, the two ends of spring are pressed on thread bush respectively and regulate between pressing plate, and the elastic force of spring makes movable axis bearing have the trend near corresponding thread bush thus the ridge on screw rod is held out against mutually with the ridge be meshed in tapped through hole.
Further, the roller space adjusting device in aforesaid tri-roll press machine, wherein, each movable axis bearing is connected to two lifting rods, and two lifting rods are respectively in the both sides of corresponding screw rod symmetrically.
Further, roller space adjusting device in aforesaid tri-roll press machine, wherein, the syndeton between adjustment pressing plate and lifting rod is: on lifting rod, be provided with thread segment, thread segment is provided with adjusting nut, and adjusting nut is locked at the outside regulating pressing plate.
Further, roller space adjusting device in aforesaid tri-roll press machine, wherein, the concrete structure of rotating driving device is: be connected with guide flat keyway by dive key between the outer end of screw rod and the worm gear in worm gear case, there is gap between dive key and guide flat keyway and gap can guarantee that worm gear drives bolt rotary and do not hinder screw axial to move, the worm gear in worm gear case is driven by reducing motor by worm screw.
Further, the roller space adjusting device in aforesaid tri-roll press machine, wherein, is also provided with the correcting wedge preventing the 3rd pressure roller and the second pressure roller from mutually colliding between the 3rd pressure roller and the second pressure roller.
Further, roller space adjusting device in aforesaid tri-roll press machine, wherein, the outer end of correcting wedge is provided with the curved boom to a lateral buckling, the bearing block of the second pressure roller end is provided with stay bolt, stay bolt is provided with two locking nuts, curved boom activity to be located on stay bolt and between two locking nuts, and curved boom to be locked on stay bolt and between the movable axis bearing making correcting wedge in the 3rd pressure roller end and the bearing block of the second pressure roller end by two locking nuts.
The utility model has the advantages that: owing to being all provided with lifting rod in each movable axis bearing, every root lifting rod be provided with spring and regulate pressing plate, the elastic force of spring makes movable axis bearing have the trend of the thread bush near correspondence, thus the screw flight tooth in each movable axis bearing is held out against mutually with between the ridge be meshed in corresponding tapped through hole, so just overcome the impact that thread pitch adjusts spacing when rotating screw bolt carries out spacing adjustment between adjacent pressure roller, thus accurately can control the thickness of rolled products, improve the quality of production of rolled products.
Accompanying drawing explanation
Fig. 1 is the structural representation of the roller space adjusting device in tri-roll press machine described in the utility model.
Fig. 2 is the structure for amplifying schematic diagram of part A in Fig. 1.
Fig. 3 is the mounting structure schematic diagram of correcting wedge in Fig. 1.
Fig. 4 is the structural representation of the left apparent direction of Fig. 3.
Detailed description of the invention
Below in conjunction with accompanying drawing and preferred embodiment, the utility model is described in further detail.
As Fig. 1, shown in Fig. 2, roller space adjusting device in tri-roll press machine, comprise: frame 1, three pressure rollers of L-shaped layout are provided with in frame 1, that is: the second pressure roller 2, horizontal direction is positioned at the first pressure roller 3 of the second pressure roller 2 side, vertical direction is positioned at the 3rd pressure roller 4 above the second pressure roller 2, the two ends of the first pressure roller 3 and the 3rd pressure roller 4 are arranged in a movable axis bearing 5 respectively, movable axis bearing 5 is all movably set in frame 1, each movable axis bearing 5 is all connected by connector 7 the inner with a screw rod 6, axially lock between screw rod 6 and connector 7 and radial direction can rotate, every root screw rod 6 all threaded engagement is arranged in the tapped through hole 81 of a thread bush 8, all thread bush 8 are all fixedly mounted in frame 1, the rotating driving device that outer end and the drive screw 6 of screw rod 6 rotate is connected, in the present embodiment, the concrete structure of rotating driving device is: be connected with guide flat keyway by dive key between the outer end of screw rod 6 and the worm gear 14 in worm gear case 13, gap is there is between dive key and guide flat keyway, and gap can guarantee that worm gear 14 drives screw rod 6 rotate and do not hinder screw rod 6 to move axially, worm gear 14 in worm gear case 13 is driven by reducing motor by worm screw 16, reducing motor can be arranged in frame 1.Each movable axis bearing 5 is also connected with at least one lifting rod 9, and the quantity of lifting rod 9 can be arranged according to actual needs.In order to make movable axis bearing 5 uniform force in the present embodiment, each movable axis bearing 5 is connected to two lifting rods 9, two lifting rods 9 are respectively in the both sides of the screw rod 6 be connected with this movable axis bearing 5 symmetrically, every root lifting rod 9 all activity is located in the installation through hole 82 of corresponding thread bush 8, every root lifting rod 9 be provided with spring 10 and regulate pressing plate 11, syndeton between adjustment pressing plate 11 and lifting rod 9 is: on lifting rod 9, be provided with thread segment 91, thread segment 91 is provided with adjusting nut 12, adjusting nut 12 is locked at the outside regulating pressing plate 11, the two ends of spring 10 are pressed on thread bush 8 respectively and regulate between pressing plate 11, the elastic force of spring 10 makes movable axis bearing 5 have the trend of the thread bush 8 near correspondence, thus the ridge on screw rod 6 is held out against mutually with the ridge be meshed in tapped through hole 81, by the locked position of adjustment adjusting nut 12 on thread segment 91, can the elastic force of regulating spring 10.In order to the elastic force of spring 10 can be made full use of, usually need lifting rod 9 to be parallel to corresponding screw rod 6 and arrange.In addition, the correcting wedge 17 preventing the 3rd pressure roller 4 and the second pressure roller 2 from mutually colliding also is provided with between the 3rd pressure roller 4 and the second pressure roller 2, as Fig. 3, shown in Fig. 4, the outer end of correcting wedge 17 is provided with the curved boom 171 to a lateral buckling, the bearing block 21 of the second pressure roller 2 end is provided with stay bolt 15, stay bolt 15 is provided with two locking nuts, curved boom 171 activity to be located on stay bolt 15 and between two locking nuts, curved boom 171 can be locked on stay bolt 15 by two locking nuts, and make correcting wedge 17 between the movable axis bearing 5 and the bearing block 21 of the second pressure roller 2 end of the 3rd pressure roller 4 end.By the locked position of adjustment curved boom 171 on stay bolt 15, the front end that can change correcting wedge 17 stretches to the position between the 3rd pressure roller 4 and the second pressure roller 2, thus regulate the size of crashproof spacing between the 3rd pressure roller 4 and the second pressure roller 2, as can be seen from Figure 4 the front end of correcting wedge 17 is more deep, crashproof spacing between 3rd pressure roller 4 and the second pressure roller 2 is larger, and the size of crashproof spacing can adjust according to actual needs.
Owing to being all provided with two lifting rods 9 in each movable axis bearing 5, every root lifting rod 9 be provided with spring 10 and regulate pressing plate 11, the elastic force of spring 10 makes movable axis bearing 5 have the trend of the thread bush 8 near correspondence, thus make mutually to hold out against between the ridge of the screw rod 6 in each movable axis bearing 5 with the ridge be meshed in corresponding tapped through hole 81, so just overcome the impact that thread pitch adjusts spacing when rotating screw bolt 6 carries out spacing adjustment between adjacent pressure roller, thus accurately can control the thickness of rolled products, improve the quality of production of rolled products.
Claims (6)
1. the roller space adjusting device in tri-roll press machine, comprise: frame, three pressure rollers of L-shaped layout are provided with in frame, that is: the second pressure roller, horizontal direction is positioned at the first pressure roller of the second pressure roller side, vertical direction is positioned at the 3rd pressure roller above the second pressure roller, first, the two ends of the 3rd pressure roller are arranged in a movable axis bearing respectively, movable axis bearing is all movably set in frame, each movable axis bearing is all connected by connector the inner with a screw rod, axially lock between screw rod and connector and radial direction can rotate, the equal threaded engagement of every root screw rod is arranged in the tapped through hole of thread bush, all thread bush are all fixedly mounted in frame, the rotating driving device that outer end and the drive screw of screw rod rotate is connected, it is characterized in that: in each movable axis bearing, be also connected with at least one lifting rod, the equal activity of every root lifting rod is located in the installation through hole of corresponding thread bush, every root lifting rod be provided with spring and regulate pressing plate, the two ends of spring are pressed on thread bush respectively and regulate between pressing plate, and the elastic force of spring makes movable axis bearing have the trend near corresponding thread bush thus the ridge on screw rod is held out against mutually with the ridge be meshed in tapped through hole.
2. the roller space adjusting device in tri-roll press machine according to claim 1, is characterized in that: in each movable axis bearing, be connected to two lifting rods, and two lifting rods are respectively in the both sides of corresponding screw rod symmetrically.
3. the roller space adjusting device in tri-roll press machine according to claim 1 and 2, it is characterized in that: the syndeton between adjustment pressing plate and lifting rod is: on lifting rod, be provided with thread segment, thread segment is provided with adjusting nut, and adjusting nut is locked at the outside regulating pressing plate.
4. the roller space adjusting device in tri-roll press machine according to claim 1 and 2, it is characterized in that: the concrete structure of rotating driving device is: be connected with guide flat keyway by dive key between the outer end of screw rod and the worm gear in worm gear case, there is gap between dive key and guide flat keyway and gap can guarantee that worm gear drives bolt rotary and do not hinder screw axial to move, the worm gear in worm gear case is driven by reducing motor by worm screw.
5. the roller space adjusting device in tri-roll press machine according to claim 1 and 2, is characterized in that: between the 3rd pressure roller and the second pressure roller, be also provided with the correcting wedge preventing the 3rd pressure roller and the second pressure roller from mutually colliding.
6. the roller space adjusting device in tri-roll press machine according to claim 5, it is characterized in that: the outer end of correcting wedge is provided with the curved boom to a lateral buckling, the bearing block of the second pressure roller end is provided with stay bolt, stay bolt is provided with two locking nuts, curved boom activity to be located on stay bolt and between two locking nuts, and curved boom to be locked on stay bolt and between the movable axis bearing making correcting wedge in the 3rd pressure roller end and the bearing block of the second pressure roller end by two locking nuts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420608914.1U CN204183804U (en) | 2014-10-21 | 2014-10-21 | Roller space adjusting device in tri-roll press machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420608914.1U CN204183804U (en) | 2014-10-21 | 2014-10-21 | Roller space adjusting device in tri-roll press machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204183804U true CN204183804U (en) | 2015-03-04 |
Family
ID=52615834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420608914.1U Withdrawn - After Issue CN204183804U (en) | 2014-10-21 | 2014-10-21 | Roller space adjusting device in tri-roll press machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204183804U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104275762A (en) * | 2014-10-21 | 2015-01-14 | 张家港市兰航机械有限公司 | Compression roller distance adjusting device of three-roller calender |
-
2014
- 2014-10-21 CN CN201420608914.1U patent/CN204183804U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104275762A (en) * | 2014-10-21 | 2015-01-14 | 张家港市兰航机械有限公司 | Compression roller distance adjusting device of three-roller calender |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150304 Effective date of abandoning: 20160824 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |