CN104275762B - Roller space adjusting apparatus in tri-roll press machine - Google Patents
Roller space adjusting apparatus in tri-roll press machine Download PDFInfo
- Publication number
- CN104275762B CN104275762B CN201410561084.6A CN201410561084A CN104275762B CN 104275762 B CN104275762 B CN 104275762B CN 201410561084 A CN201410561084 A CN 201410561084A CN 104275762 B CN104275762 B CN 104275762B
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- CN
- China
- Prior art keywords
- pressure roller
- screw rod
- mobile bearing
- tri
- press machine
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
- B29C43/24—Calendering
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
- B29C43/24—Calendering
- B29C43/245—Adjusting calender parameters, e.g. bank quantity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/58—Measuring, controlling or regulating
Abstract
The invention discloses the roller space adjusting apparatus in a kind of tri-roll press machine, including: first, second, third pressure roller being arranged in frame, the mobile bearing at the first, the 3rd pressure roller two ends is all movably set in frame, each mobile bearing is all connected by the inner of connector and a screw rod, axial lock between screw rod and connector and radially can rotate, in the tapped through hole of the thread bush that every screw flight is equipped with in frame, the outer end of screw rod is connected with rotating driving device；Each mobile bearing connects and has at least lifting rod, every lifting rod is all located in the installation through hole of corresponding thread bush, being provided with spring and regulation pressing plate on every lifting rod, the elastic force of spring makes mobile bearing have the trend on corresponding thread bush.The invention have the advantage that the impact that can overcome thread pitch that spacing between adjacent pressure roller is adjusted.
Description
Technical field
The present invention relates to tri-roll press machine, refer more particularly in tri-roll press machine in order to regulate the adjusting apparatus of spacing between adjacent pressure roller.
Background technology
Calender is mainly in order to produce the thin sheet products such as plastic sheet, thin film, artificial leather.Tri-roll press machine is provided with three pressure rollers of L-shaped layout, 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 adapts with the thickness of rolled products.At present, the structure of the roller space adjusting apparatus in tri-roll press machine is: first, the two ends of the 3rd pressure roller are respectively arranged in a mobile bearing, mobile bearing is all movably set in frame, a regulation drive mechanism that mobile bearing can be driven to move it is respectively arranged with between frame and each mobile bearing, the concrete structure of each regulation drive mechanism is: be fixedly installed the thread bush of 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 mobile bearing by connector, axial lock between screw rod and connector and radially can rotate, the outer end of screw rod is connected with the rotating driving device driving screw rod to rotate.When needing to adjust the spacing between adjacent pressure roller, start rotating driving device, make screw rod rotate, owing to thread bush is fixedly installed in frame, therefore screw rod will drive mobile bearing to move axially relative to thread bush, thus realizes adjusting the purpose of spacing between adjacent pressure roller.The shortcoming of the spacing regulator of said structure is: cooperated transmission by screw thread between screw rod and thread bush, this screw drive structure makes the ridge on screw rod and always there is thread pitch between the ridge being meshed in tapped through hole, so it is difficult to accurately control the actual pitch between adjacent pressure roller when carrying out and rolling work, is also difficult to accurately control the thickness of rolled products.
Summary of the invention
It is an object of the invention to: provide a kind of thread pitch of getting rid of on the impact of spacing between adjacent pressure roller, it is thus possible to the roller space adjusting apparatus accurately controlled in the tri-roll press machine of rolled products thickness.
For achieving the above object, the technical solution used in the present invention is: the roller space adjusting apparatus in tri-roll press machine, including: frame, frame is provided with three pressure rollers of L-shaped layout, 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 mobile bearing respectively, mobile bearing is all movably set in frame, each mobile bearing is all connected by the inner of connector and a screw rod, axial lock between screw rod and connector and radially can rotate, the every equal threaded engagement of screw rod is arranged in the tapped through hole of thread bush, all thread bush are all fixedly mounted in frame, the outer end of screw rod is connected with the rotating driving device driving screw rod to rotate；Each mobile bearing is also associated with at least lifting rod, in the installation through hole of the every all movable thread bush being located in correspondence of lifting rod, spring and regulation pressing plate it is provided with on every lifting rod, the two ends of spring are pressed between thread bush and regulation pressing plate respectively, and the elastic force of spring makes mobile bearing have the trend of close corresponding thread bush so that the ridge on screw rod mutually holds out against with the ridge being meshed in tapped through hole.
Further, the roller space adjusting apparatus in aforesaid tri-roll press machine, wherein, each mobile bearing is connected to two lifting rods, two lifting rods are respectively in the both sides of corresponding screw rod symmetrically.
Further, the roller space adjusting apparatus in aforesaid tri-roll press machine, wherein, the attachment structure between regulation pressing plate and lifting rod is: be provided with thread segment on lifting rod, thread segment is provided with adjusting nut, and adjusting nut is locked at the outside of regulation pressing plate.
Further, roller space adjusting apparatus in aforesaid tri-roll press machine, wherein, the concrete structure of rotating driving device is: be connected by dive key and guide flat keyway between outer end and the worm gear in worm gear case of screw rod, there is gap and gap between dive key and guide flat keyway and can ensure that worm gear drives screw rod to rotate and do not hinder screw rod to move axially, the worm gear in worm gear case is driven by reducing motor by worm screw.
Further, the roller space adjusting apparatus in aforesaid tri-roll press machine, wherein, it is additionally provided with, between the 3rd pressure roller and the second pressure roller, the correcting wedge preventing the 3rd pressure roller and the second pressure roller from mutually colliding.
Further, roller space adjusting apparatus in aforesaid tri-roll press machine, wherein, the outer end of correcting wedge arranges the curved boom of oriented side bending, the bearing block of the second pressure roller end is provided with stay bolt, two locking nuts it are provided with on stay bolt, curved boom activity is located on stay bolt and between two locking nuts, and curved boom can be locked on stay bolt and make between the correcting wedge mobile bearing in the 3rd pressure roller end and the bearing block of the second pressure roller end by two locking nuts.
The invention have the advantage that owing to being provided with lifting rod in each mobile bearing, spring and regulation pressing plate it is provided with on every lifting rod, the elastic force of spring makes mobile bearing have the trend near corresponding thread bush, so that the screw flight tooth in each mobile bearing mutually holds out against between the ridge being meshed in corresponding tapped through hole, thus overcome the impact that spacing is adjusted by thread pitch when rotating screw rod and carrying out spacing adjustment between adjacent pressure roller, such that it is able to accurately 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 apparatus in tri-roll press machine of the present invention.
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 in Fig. 3 left view direction.
Detailed description of the invention
The present invention is described in further detail with preferred embodiment below in conjunction with the accompanying drawings.
nullSuch as Fig. 1、Shown in Fig. 2，Roller space adjusting apparatus in tri-roll press machine，Including: frame 1，Frame 1 is provided with three pressure rollers of L-shaped layout，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 mobile bearing 5 respectively，Mobile bearing 5 is all movably set in frame 1，Each mobile bearing 5 is all connected by the inner of connector 7 with a screw rod 6，Axial lock between screw rod 6 and connector 7 and radially can rotate，The every equal threaded engagement of screw rod 6 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 outer end of screw rod 6 is connected with the rotating driving device driving screw rod 6 to rotate，In the present embodiment, the concrete structure of rotating driving device is: be connected by dive key and guide flat keyway 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 ensure that worm gear 14 drives screw rod 6 to 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 may be installed in frame 1.Being also associated with at least lifting rod 9 in each mobile bearing 5, the quantity of lifting rod 9 can be arranged according to actual needs.nullSo that mobile bearing 5 uniform force in the present embodiment，Two lifting rods 9 it are connected in each mobile bearing 5，Two lifting rods 9 are respectively in the both sides of the screw rod 6 being connected with this mobile bearing 5 symmetrically，The every equal activity of lifting rod 9 is located in the installation through hole 82 of corresponding thread bush 8，Spring 10 and regulation pressing plate 11 it is provided with on every lifting rod 9，Attachment structure between regulation pressing plate 11 and lifting rod 9 is: be provided with thread segment 91 on lifting rod 9，Adjusting nut 12 it is provided with on thread segment 91，Adjusting nut 12 is locked at the outside of regulation pressing plate 11，The two ends of spring 10 are pressed between thread bush 8 and regulation pressing plate 11 respectively，The elastic force of spring 10 makes mobile bearing 5 have the trend near corresponding thread bush 8、So that the ridge on screw rod 6 mutually holds out against with the ridge being meshed in tapped through hole 81，By adjusting the adjusting nut 12 locked position on thread segment 91，The elastic force of spring 10 can be regulated.In order to be able to make full use of the elastic force of spring 10, it usually needs the screw rod 6 that lifting rod 9 is parallel to correspondence is arranged.In addition, it is additionally provided with, between the 3rd pressure roller 4 and the second pressure roller 2, the correcting wedge 17 preventing the 3rd pressure roller 4 and the second pressure roller 2 from mutually colliding, such as Fig. 3, shown in Fig. 4, the outer end of correcting wedge 17 arranges the curved boom 171 of oriented side bending, the bearing block 21 of the second pressure roller 2 end is provided with stay bolt 15, two locking nuts it are provided with on stay bolt 15, curved boom 171 activity is 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 mobile bearing 5 and the bearing block 21 of the second pressure roller 2 end of the 3rd pressure roller 4 end.By adjusting the curved boom 171 locked position 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 the most deep, crashproof spacing between 3rd pressure roller 4 and the second pressure roller 2 is the biggest, and the size of crashproof spacing can adjust according to actual needs.
Owing to being provided with two lifting rods 9 in each mobile bearing 5, spring 10 and regulation pressing plate 11 it is provided with on every lifting rod 9, the elastic force of spring 10 makes mobile bearing 5 have the trend near corresponding thread bush 8, so that the ridge of the screw rod 6 in each mobile bearing 5 mutually holds out against between the ridge being meshed in corresponding tapped through hole 81, thus overcome the impact that spacing is adjusted by thread pitch when rotating screw rod 6 and carrying out spacing adjustment between adjacent pressure roller, such that it is able to accurately control the thickness of rolled products, improve the quality of production of rolled products.
Claims (6)
1. the roller space adjusting apparatus in tri-roll press machine, including: frame, frame is provided with three pressure rollers of L-shaped layout, 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 mobile bearing respectively, mobile bearing is all movably set in frame, each mobile bearing is all connected by the inner of connector and a screw rod, axial lock between screw rod and connector and radially can rotate, the every equal threaded engagement of screw rod is arranged in the tapped through hole of thread bush, all thread bush are all fixedly mounted in frame, the outer end of screw rod is connected with the rotating driving device driving screw rod to rotate；It is characterized in that: in each mobile bearing, be also associated with at least lifting rod, in the installation through hole of the every all movable thread bush being located in correspondence of lifting rod, spring and regulation pressing plate it is provided with on every lifting rod, the two ends of spring are pressed between thread bush and regulation pressing plate respectively, and the elastic force of spring makes mobile bearing have the trend of close corresponding thread bush so that the ridge on screw rod mutually holds out against with the ridge being meshed in tapped through hole.
Roller space adjusting apparatus in tri-roll press machine the most according to claim 1, it is characterised in that: being connected to two lifting rods in each mobile bearing, two lifting rods are respectively in the both sides of corresponding screw rod symmetrically.
Roller space adjusting apparatus in tri-roll press machine the most according to claim 1 and 2, it is characterized in that: the attachment structure between regulation pressing plate and lifting rod is: be provided with thread segment on lifting rod, being provided with adjusting nut on thread segment, adjusting nut is locked at the outside of regulation pressing plate.
Roller space adjusting apparatus in tri-roll press machine the most according to claim 1 and 2, it is characterized in that: the concrete structure of rotating driving device is: be connected by dive key and guide flat keyway between outer end and the worm gear in worm gear case of screw rod, there is gap and gap between dive key and guide flat keyway and can ensure that worm gear drives screw rod to rotate and do not hinder screw rod to move axially, the worm gear in worm gear case is driven by reducing motor by worm screw.
Roller space adjusting apparatus in tri-roll press machine the most according to claim 1 and 2, it is characterised in that: it is additionally provided with, between the 3rd pressure roller and the second pressure roller, the correcting wedge preventing the 3rd pressure roller and the second pressure roller from mutually colliding.
Roller space adjusting apparatus in tri-roll press machine the most according to claim 5, it is characterized in that: the outer end of correcting wedge arranges the curved boom of oriented side bending, the bearing block of the second pressure roller end is provided with stay bolt, two locking nuts it are provided with on stay bolt, curved boom activity is located on stay bolt and between two locking nuts, and curved boom can be locked on stay bolt and make between the correcting wedge mobile bearing 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 |
|---|---|---|---|
| CN201410561084.6A CN104275762B (en) | 2014-10-21 | 2014-10-21 | Roller space adjusting apparatus in tri-roll press machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410561084.6A CN104275762B (en) | 2014-10-21 | 2014-10-21 | Roller space adjusting apparatus in tri-roll press machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104275762A CN104275762A (en) | 2015-01-14 |
| CN104275762B true CN104275762B (en) | 2016-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410561084.6A Active CN104275762B (en) | 2014-10-21 | 2014-10-21 | Roller space adjusting apparatus in tri-roll press machine |
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| CN (1) | CN104275762B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107487071B (en) * | 2017-08-30 | 2019-07-26 | 深圳市一点网络科技有限公司 | A kind of combined type die-pressing device for laser holograph printing |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE10039139A1 (en) * | 2000-08-07 | 2002-04-04 | Rust & Mitschke Entex | Feeding with reciprocation, directly from extruder into calender feed rollers, is achieved by extruding melt strands which are distributed into roller gap |
| CN202271479U (en) * | 2011-10-19 | 2012-06-13 | 四川亚西橡塑机器有限公司 | Compression roller displacement adjusting device |
| CN103692597A (en) * | 2012-09-28 | 2014-04-02 | 大连橡胶塑料机械股份有限公司 | Double-nut distance-adjusting device for extrusion tablet machine |
| CN204183804U (en) * | 2014-10-21 | 2015-03-04 | 张家港市兰航机械有限公司 | Roller space adjusting device in tri-roll press machine |
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| CN104275762A (en) | 2015-01-14 |
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