CN1024644C - Arrangement for applying surface pressure to moving workpieces - Google Patents
Arrangement for applying surface pressure to moving workpieces Download PDFInfo
- Publication number
- CN1024644C CN1024644C CN 87104113 CN87104113A CN1024644C CN 1024644 C CN1024644 C CN 1024644C CN 87104113 CN87104113 CN 87104113 CN 87104113 A CN87104113 A CN 87104113A CN 1024644 C CN1024644 C CN 1024644C
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- CN
- China
- Prior art keywords
- roller
- axostylus axostyle
- described device
- string
- pressing plate
- 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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B5/00—Presses characterised by the use of pressing means other than those mentioned in the preceding groups
- B30B5/04—Presses characterised by the use of pressing means other than those mentioned in the preceding groups wherein the pressing means is in the form of an endless band
- B30B5/06—Presses characterised by the use of pressing means other than those mentioned in the preceding groups wherein the pressing means is in the form of an endless band co-operating with another endless band
- B30B5/065—Presses characterised by the use of pressing means other than those mentioned in the preceding groups wherein the pressing means is in the form of an endless band co-operating with another endless band using anti-friction means for the pressing band
- B30B5/067—Presses characterised by the use of pressing means other than those mentioned in the preceding groups wherein the pressing means is in the form of an endless band co-operating with another endless band using anti-friction means for the pressing band using anti-friction roller means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rollers For Roller Conveyors For Transfer (AREA)
Abstract
The present invention relates to a device for applying surface pressure to moving workpieces, such as plank battens, rubber, plastic battens, etc. The device at least has a pressing belt used for pressing the workpieces, a pressing plate used for applying working pressure to the working segment of the pressing belt, and a plurality of rolling members, wherein the rolling members are arranged in the area segment of the pressing plate, and are in frictional contact with the pressing plate and the pressing belt; the rolling members are returned to the inlet end of the pressing plate from the outlet end of the pressing plate, and form roller strings in the area segment of the pressing plate; each roller string has a row of rollers; each roller forms a member; the rollers are mutually aligned in the members, and have certain positions; the rollers can mutually rotate correspondingly.
Description
The present invention relates to a kind of device that is pressurizeed in the travelling workpiece surface, as the device that is pressurizeed in the surface of workpiece such as wood lath, rubber and plastic slat.
Or rather, this device involved in the present invention has a rotation pressure zone of pressing to workpiece, one at least and applies the pressing plate of operating pressure and be arranged on many rolling members in the pressing plate area section to the pressure zone active section; Rolling member is made CONTACT WITH FRICTION with pressing plate and corresponding pressure zone active section in a certain distance apart from one another, be horizontally placed on the whole width of pressure zone, and the port of export along a closed course from pressing plate turns back to the entrance point of pressing plate.
For example, in German DE-OS3117778 document, just delivered this class double belt press.In this forcing press, between pressing plate and pressure zone, roller bearing is housed, roller bearing is horizontal on the whole width of this machine, long 2～3m, diameter is 14～16mm.This length diameter ratio is very much unfavorable, can make some roller bearings be subjected to bigger torque load or roller bearing is slided between pressure zone and pressing plate, and pressure zone and pressing plate are generally made with steel plate, will premature wear owing to slide.Because the difference of the sum of errors thermal expansion in manufacturing tolerance, the manufacturing, the roller bearing diameter can be variant, can make the different parts of roller bearing have different angular speed when rolling across the pressurization section by projected route.Therefore, the tolerance of diameter can make roller bearing bear different torsional stress on its length.
In order to prevent that roller bearing from rupturing because of being subjected to torsional stress, the general requirement reduces diameter tolerance, for example, preferably makes tolerance less than 10 microns.But wanting factory length is 14～16mm greater than 2m, diameter, and diameter tolerance is quite difficulty and costliness less than 10 microns roller bearing.Even accomplish that manufacturing tolerance is very little, be difficult to also prevent that roller bearing still is subjected to bigger reversing.
It should be noted that: except some roller bearing has the diameter tolerance, also exist the difference on the size between each roller bearing, these all can cause obstacle, cause difficulty.
Therefore, the object of the present invention is to provide a kind of travelling workpiece applying surface pressure that does not have above-mentioned defective.
Another more main purpose of the present invention is to eliminate above-mentioned defective from designing, these defectives can cause adverse effect to the service life of rolling member and operation rationally, just to eliminate, thereby eliminate in the difference under existing friction condition on the different parts between pressing plate, pressure zone and the rolling member along the difference of the existing diameter tolerance of rolling member length.
For these reasons and the following other reasons that will illustrate in advance, characteristics of the present invention are: each rolling member made a roller string in above-mentioned this device, just with row's roller, make it form a member one by one, and it is in alignment with each other have a definite position, and it can be relatively rotated with respect to each other.Another characteristics of the present invention are: at least also can load onto spring between two adjacent rollers of roller string.Spring can correspondingly be bearing on the opposed end face of two rollers.
Another characteristics of the present invention are: roller can rotate separately in the roller string separately, and intercropping shape stability each other is connected such kind of drive with power transmission.
When the main shaft of a roller string became an arc under condition of work at that time, the rotating shaft of each roller was just always tangent with the main shaft of roller string.
Many rollers in each roller string, in each partial section that constitutes by roller, can have different roller angular speed and (or) the roller peripheral speed, this can not influence the operational efficiency of roller string when the work of this device.Another characteristics of the present invention are: adopting book wall sleeve shaped roller and at sleeve with run through when selecting suitable play for use between wherein the axostylus axostyle, sleeve just can be made strain with pressing plate and pressure zone synthetic operation the time, make the roller string in the work, on the section of some sleeve, produce different radial elastic effects, thereby on the length of whole roller string, carry out the best adjusting respectively being in service condition inequality.
Another characteristics of the present invention are: can adopt different wall and (or) sleeve of different materials influences the deformation behavior of roller string and play cold and hot transfer function from the pressing plate to the pressure zone.
Has more favourable insulating effect for hot-fluid or cold flow between from the pressing plate to the pressure zone leaving an annular gap between axostylus axostyle and sleeve or the cylindrical shape roller.Axostylus axostyle only is subjected to the effect of hot-fluid or cold flow on not half.Therefore, when heating or cooling pressing plate, pressure zone can reach required operating temperature in very short time.
Each roller string middle roller each other directly mutually by and do not have a gap.Therefore, on this link, the pressure transmission between from the pressing plate to the pressure zone can not broken down.
For the safety in operation that improves device with prolong its service life, can adopt some can control the device that sleeve rotates by the pair roller string.Can adopt the device of mechanical or electromagnetic type.When sleeve stops operating just can an end of axostylus axostyle and (or) obtain showing on the switchboard, also can start an emergency switch certainly.It may be owing to entered foreign matter that sleeve stops operating, and makes due to the sleeve continuous deformation, and for example a screw passes workpiece, sees through pressure zone, acts on the sleeve, will make the elasticity position distortion of sleeve.
The axostylus axostyle two ends can be supported with the flexible member that connects the roller string, and with anti-rotation, this flexible member can be chain, rope, metal wire or similar component, also can be extension spring.When adopting extension spring, spring connects two corresponding roller string tensions.
Except that the method supporting axostylus axostyle that adopts axostylus axostyle not rotate, also can adopt and make the rotary bearing method of axostylus axostyle by another program of the present invention.
Design feature of the present invention and using method can be understood by following explanation and accompanying drawing to most preferred embodiment.
Fig. 1 is the cutaway view of position I in the travelling workpiece applying surface pressure shown in Figure 2 and has adopted magnification ratio;
Fig. 2 is the facade view of travelling workpiece applying surface pressure;
Fig. 3 is the roller string figure of apparatus of the present invention, and each roller is made shape stability each other and is connected with power transmission;
Fig. 4 is the roller string facade view of another embodiment of the present invention;
Fig. 5 is V among Fig. 4-V profile;
Fig. 6 is the roller string facade view of another embodiment of the present invention;
Fig. 7 is along VII-VII cutaway view among Fig. 6;
Fig. 8, Fig. 9 and Figure 10 are the transverse sectional view of other roller string structures;
Figure 11 is the longitudinal sectional view of cylindrical shape roller in the roller string;
Figure 12 is the installation method and the installation position figure of roller string;
Figure 13 is along the transverse sectional view of X III-X II I in Figure 12 installation method;
Figure 14 is the roller string facade view of another program of the present invention.
The dual pressure press that pressurizes for travelling workpiece of the present invention is surperficial illustrated in figures 1 and 2.Forcing press has annular pressure zone, and pressure zone can be made with steel plate, can walk around the 2 directed operations of commutation roller, and commutation roller 2 is bearing in the frame of forcing press, can rotate, and is provided with top board and lower platen 3 in frame.
In the embodiment shown in fig. 3, the roller string is to be made of together roller 9 and cylinder-shaped end member 10.Roller 9 can relatively rotate with respect to each other, and can rotate with respect to the cylinder-shaped end member.Roller 9 usefulness centrepins 11 are made constancy each other and are connected, and centrepin 11 is located at the end of roller, and central recess 12 is positioned at the end of adjacent rollers, and in order to accept corresponding centrepin 11.
Be made of cylinder 14 at the embodiment of Fig. 4 and Fig. 5 central roll string, each other by pasting, the diameter of each cylinder is identical with its end face for cylinder 14, and cylinder 14 is bearing on the axostylus axostyle 15 and turns, and leaves less play between cylinder 14 and the axostylus axostyle 15.Axostylus axostyle 15 is prestretcheds, and one group of leaf spring 16 is housed in its end, and leaf spring 16 is bearing in the outer end of outside roller.Axostylus axostyle is carried out prestretched and loads onto between the end face that leaf spring in groups can make cylinder 14 transfer function power, jam-packed each other mutually in axle end.The structure of this power transmission does not influence cylinder and relatively rotates each other.
Power transmission effect between each roller also can adopt other spring members to obtain.For example can adopt helical spring or pneumohydraulic spring.
In axle end the roller on the axostylus axostyle can be moved axially.In this case the roller center line that must be symmetrical in pressure zone at the entrance point of pressing plate draw close so that end face by pasting.
Import department at pressing plate can adopt auxiliary guide mechanism, for example adopts a kind of gathering sill or a kind of pilot hole, and roller or the roller string that is positioned at active section outside can be displaced sideways at gathering sill or pilot hole, directed operation or draw close with respect to pressure zone.
In the structure of Fig. 6 and roller string shown in Figure 7, roller forms book wall sleeve 17.Sleeve 17 can rotate on axostylus axostyle 18, has the annular gap of broad between the two, and this gap selected should make sleeve make strain and touch axostylus axostyle 18.Therefore, between rigidity pressing plate 3 and pressure zone 1, just form row's elasticity intermediate member.These elastic components can play balanced action on the whole length of roller string and on some position of each roller string.
Require simultaneously when laterally having narrower guiding play when will between sleeve 17 and axostylus axostyle, having the vertical play of broad, can be made into a kind of axostylus axostyle 19 with elliptic cross-section as shown in Figure 8.Sleeve 17 elastically deformables are until the respective surfaces of touching the axostylus axostyle 19 that provides constraints.
Also can make a kind of axostylus axostyle 20 with triangular-section as shown in Figure 9, or the cross section with other geometries, as the square-section.Should be taken into account that in this case after the sleeve around this axostylus axostyle was subjected to strain, axostylus axostyle was bound to limit the distortion of sleeve, thereby has changed the deformation behavior of roller string.
In order to influence the combination property of roller string, also can be made into tubular shaft, the pipe of oval pipe 21 for example shown in Figure 10, round tube, triangle tube, rectangular tube or other cross sectional shapes.
Can also make axostylus axostyle with additive method, for example can make axostylus axostyle with metal wire, twisted wire, rope or other flexible members.
When making the roller string, also can in two adjacent roller strings of front and back, make the laterally mutual deflection in edge at roller two ends.
The relative beat degree of adjacent in the embodiment shown in fig. 11 two rollers has increased.This be since the end edge of roller and rotating shaft 22 shapes at an angle.This angle is slightly less than 90 °, can select for use between 89 ° at 85 °.
As the roller of roller string is made form of sleeve, combining with sleeve to adopt in axle end flexibly connects or makes sleeve to move axially, and like this, sleeve both can move up and down in elastic range, also can move axially.Therefore, sleeve not only bears normal load in elastic range, also can move axially under pressure zone is subjected to the influence of hotwork lateral expansion.
Moving axially of above-mentioned roller string also can be in order to bear some load that pressure zone is in operation and produces to a certain extent.
Be connected with chain sheet 27 in its corresponding approximate center district with the string of roller shown in Figure 13 at Figure 12, chain sheet 27 is hinged each other.Can connect two roller strings 4 with the form that several chain sheets 27 are formed the more piece chain.Like this, the return course of roller string 4, just can keep the very little radius that detours from the pressing plate port of export to entrance point with making the best use of the situation.
Backing roll 26 can be in order to support chain sheet 27.Backing roll 26 is located at the hinged place, between chain sheet 27, and is bearing in the rear side of pressure zone 1.
The roller string connects the wearing and tearing between the cylinder 14 that can prevent from like this to be caused by different load each other in corresponding mesozone.When all being supported, will produce this wearing and tearing, will in the transmission of roller string 4, particularly in backhaul, cause difficulty as every side at the roller string.
Shown in Figure 14 is another rolling member of the present invention.This member forms a roller string 4, the member that it is made up of row's cylinder 23.Be provided with spring 25 between cylinder 23, cylinder is in alignment with each other, and has definite position, and can rotate with respect to adjacent rolling member.The opposed end surfaces of spring 25 and two cylinders 23.Spring 25 is leaf spring in this programme, in order to bearing the axially-movable of cylinder 23 under resilient state, thereby prevents the increase of compression.
Another characteristics of the present invention are: the rotation of roller is in operation tangent with the main shaft of respective rollers string.The sleeve of same roller string can have different wall thickness with (or) different materials.Axostylus axostyle also can be made rotary.
In addition, the mechanical type or the electromagnetic type device that are used for controlling the sleeve rotation can be set, this device can indicate the sleeve stall and carry out work by axle end or on switchboard, or makes its operation by emergency switch.
The present invention is not limited to above-mentioned specifying, because might make all remodeling and structural change, but does not break away from essence of the present invention fully.
Claims (19)
1, a kind of device to the slab workpiece pressurization of moving, wherein, at least one circulation pressure zone (1) can pressurize to workpiece (5), exert pressure to the active section of pressure zone by a block pressur plate (3), the rolling member of placing is arranged in the section of pressing plate (3) at interval, the active section of rolling member CONTACT WITH FRICTION pressing plate and pressure zone (1), rolling member is horizontally placed on the whole width of pressure zone, and be transported to the arrival end of pressing plate along a closed course (6) from the port of export of pressing plate, and rolling member forms a roller string (4), and roller string (4) has row's roller of axially-aligned, form a member, between roller and axostylus axostyle wherein the annular gap is arranged, in original position, roller aligns mutually, can relatively rotate with adjacent rollers, it is characterized in that: in each roller string, roller (14,17,23,24) reliably and/or power transmission link together, roller and wherein the big gap of annular between axostylus axostyle surpass supported clearance, the roller elastically deformable is up to propping up axostylus axostyle.
2, according to the described device of claim 1, it is characterized in that: be provided with spring (25) at least between two rollers, each spring portion props up the end face of the reliable placement of two rollers.
3, according to the described device of claim 1, it is characterized in that: in working order, the pivot center of roller and roller string main shaft are tangent.
4, according to the described device of claim 1, it is characterized in that: roller is hollow cylinder (14) or the sleeve (17) with thin-walled.
5, according to the described device of claim 4, it is characterized in that: each sleeve of roller string, its wall thickness and/or material are different.
6, according to the described device of claim 6, it is characterized in that: axostylus axostyle (15) is prestressed, and axle end is fixed with spring, and spring props up the end face that outer end roller (14) is outwards placed.
7, according to the described device of claim 6, it is characterized in that: spring is leaf spring, helical spring or pneumohydraulic spring.
8, according to the described device of claim 1, it is characterized in that: each axostylus axostyle is installed on the compliant mechanism that connects roller string (4) non-rotatingly.
9, according to the described device of claim 1, it is characterized in that: each axostylus axostyle (15,18) is provided with rotationally.
10, according to the described device of claim 8, it is characterized in that: axostylus axostyle (19) is an elliptic cross-section, between the sleeve on axostylus axostyle and the axostylus axostyle (17), have in a small amount horizontal clearance and bigger down suction, by down suction sleeve elastically deformable until propping up axostylus axostyle.
11, according to claim 8 or 9 described devices, it is characterized in that: axostylus axostyle is circular, square or triangular cross section.
12, according to claim 8 or 9 described devices, it is characterized in that: axostylus axostyle is a pipe, and this pipe is circular, oval, square or triangular cross section.
13, according to claim 8 or 9 described devices, it is characterized in that: axostylus axostyle is flexible members such as wire, rope.
14, according to the described device of claim 4, it is characterized in that: the roller string is provided with sleeve and rotates supervising device.
15, according to the described device of claim 14, it is characterized in that: described rotation monitoring is mechanical or electromagnetic type.
16, according to claim 14 or 15 described devices, it is characterized in that: end points and/or control that the locking of sleeve is implemented on axostylus axostyle merge the startup that causes urgent cut-off switch.
17, according to the described device of claim 1, it is characterized in that: the two directly mutual side direction dislocation of ora terminalis of the roller of the roller string (4) of front and back placement.
18, according to the described device of claim 4, it is characterized in that: in order to improve the flexibility of two adjacent rollers, the ora terminalis of roller forms one less than 90 ° angle with respect to pivot center (22).
19, according to the described device of claim 18, it is characterized in that: the angle between described ora terminalis and the pivot center (22) is at work between 85 ° and 89 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 87104113 CN1024644C (en) | 1987-06-09 | 1987-06-09 | Arrangement for applying surface pressure to moving workpieces |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 87104113 CN1024644C (en) | 1987-06-09 | 1987-06-09 | Arrangement for applying surface pressure to moving workpieces |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN87104113A CN87104113A (en) | 1988-12-28 |
| CN1024644C true CN1024644C (en) | 1994-05-25 |
Family
ID=4814730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 87104113 Expired - Fee Related CN1024644C (en) | 1987-06-09 | 1987-06-09 | Arrangement for applying surface pressure to moving workpieces |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1024644C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080256823A1 (en) * | 2004-09-27 | 2008-10-23 | Andrew Karl Knorr | Timber Processing |
| DE102005012783A1 (en) * | 2005-03-19 | 2006-09-21 | Siempelkamp Maschinen- Und Anlagenbau Gmbh & Co. Kg | roll bar |
| WO2008043280A1 (en) * | 2006-10-10 | 2008-04-17 | Shanghai Wood-Based Panel Machinery Co., Ltd | Method and device for driving steel strip supporting roller in continuous flat hot press |
| CN105438715B (en) * | 2015-12-18 | 2018-02-06 | 温州晨兴机械有限公司 | Type Dual-conveying tall band foaming complex laminating machine can be spied on |
| ITUB20160504A1 (en) * | 2016-01-15 | 2017-07-15 | System Spa | FORMAT COMPENSATOR FOR A PRESSING DEVICE |
-
1987
- 1987-06-09 CN CN 87104113 patent/CN1024644C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN87104113A (en) | 1988-12-28 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C15 | Extension of patent right duration from 15 to 20 years for appl. with date before 31.12.1992 and still valid on 11.12.2001 (patent law change 1993) | ||
| OR01 | Other related matters | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |