CN102529332A - Gripper sheet - Google Patents
Gripper sheet Download PDFInfo
- Publication number
- CN102529332A CN102529332A CN2011102888790A CN201110288879A CN102529332A CN 102529332 A CN102529332 A CN 102529332A CN 2011102888790 A CN2011102888790 A CN 2011102888790A CN 201110288879 A CN201110288879 A CN 201110288879A CN 102529332 A CN102529332 A CN 102529332A
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- CN
- China
- Prior art keywords
- tooth
- reference column
- lamellar body
- occlusion portion
- groove
- 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.)
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- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
- Supply, Installation And Extraction Of Printed Sheets Or Plates (AREA)
Abstract
The invention discloses a separable gripper sheet, which at least comprises a gripper sheet body and a gripping portion. The gripper sheet body and the gripping portion are mechanically fixedly assembled and disassembled, and a mechanical fixing mode can be realized by the aid of a positioning ring, an elastic fastener or a rubber tightening pin. The gripping portion can be made of materials different from materials for making the gripper body, so that the gripping portion is abrasion-resistant.
Description
Technical field
The present invention relates to a kind of printing equipment, particularly a kind of grippers sheet.
Background technology
In printing process, grippers plays important effect as the requisite parts of stocks such as transmission and handing-over paper.In holding the process of paper in the month, produce excessive relative friction between grippers sheet and the paper, make the grippers sheet in printing process, be easier to wearing and tearing.The frictional force that produces between the grippers sheet of serious wear and the paper is not enough, thereby problem such as the location is inaccurate when causing paper printing has a strong impact on printing quality, needs replacing grippers sheet this moment.
In the prior art, the grippers sheet is an integral body, so need change whole tooth sheet when changing, causes waste of material.And the manufacturing materials of tooth sheet is metal material or carbon fibre material, and the cost of integral replacing is than higher.
Fig. 1 is the tooth body of prior art and the structural representation of tooth sheet part.Comprise tooth sheet 1, tooth axle 2, tooth body 3, tooth set 4, holder bar 5, bite-block 6, paper 7, spring 8, hex bolts 9, spring washer 10, hexagon socket cap head screw 11.In the process of grippers work, tooth sheet 1, tooth axle 2, tooth body 3, tooth set 4, spring 8, hex bolts 9, spring washer 10 and hexagon socket cap head screw 11 are done as a whole generation campaign.The fixed-site of holder bar 5 and bite-block 6 is motionless.Through the revolution of tooth axle 2, make tooth sheet 1, tooth body 3, tooth set 4, spring 8, hex bolts 9, spring washer 10 and hexagon socket cap head screw 11 swing back and forth, direct generating period property opens and interlock between tooth sheet 1 and the bite-block 6.Thereby paper has been held in the month and dragged away.In the course of work, need high frequency ground to open and interlock between tooth sheet 1 and the bite-block 6, the as easy as rolling off a log wearing and tearing of tooth sheet front end.In the prior art, after wearing and tearing, often need change whole tooth sheet, but in fact the position of loss has only tooth sheet front end, thereby cause bigger waste, replacement cost is higher and utilization rate is low.
Summary of the invention
Be directed to this, the present invention provides a kind of grippers sheet that reduces replacement cost.
Grippers sheet based on above-mentioned purpose minimizing replacement cost provided by the invention comprises tooth lamellar body and occlusion portion, and said occlusion portion is through the mode assembly and disassembly of mechanical fixation.On tooth lamellar body and occlusion portion, have mechanical engagement mechanism.
Described occlusion portion is the part that grippers and paper directly produce friction.
Saidly can find out that grippers sheet provided by the invention creatively has been divided into tooth lamellar body and two parts of occlusion portion with whole tooth sheet from top; Do not influence the operate as normal of tooth sheet; The tooth lamellar body can use for a long time, only uses after the wearing and tearing occlusion portion is removed, and changes to get final product.Also reduced replacement cost widely, because occlusion portion is the very little part that the grippers and the scraps of paper produce friction, its volume and manufacturing are produced employed material and are far smaller than whole grippers.Thereby grippers provided by the invention compared with prior art, fully overcome native defect, reduced the waste of material widely.
Description of drawings
Fig. 1 is the grippers structural representation of prior art;
Fig. 2 A is the tooth lamellar body structural representation of the embodiment of the invention 1;
Fig. 2 B is the occlusion portion structural representation of the embodiment of the invention 1;
Fig. 3 is the reference column organigram on the embodiment of the invention 1 dens in dente lamellar body;
Fig. 4 is the embodiment of the invention 1 a tooth sheet assembly drawing;
Fig. 5 A is the tooth lamellar body structural representation of the embodiment of the invention 2;
Fig. 5 B is the occlusion portion structural representation of the embodiment of the invention 2;
Fig. 6 A is that the catching groove of the embodiment of the invention 2 shows the structure intention;
Fig. 6 B is the button structural representation of the embodiment of the invention 2;
Fig. 7 is the tooth sheet assembly drawing of the embodiment of the invention 2;
Fig. 8 A is the tooth lamellar body structural representation of the embodiment of the invention 3;
Fig. 8 B is the occlusion portion structural representation of the embodiment of the invention 3;
Fig. 9 is the draw-in groove sketch map of the embodiment of the invention 3;
Figure 10 is the tooth sheet assembly drawing of the embodiment of the invention 3.
The specific embodiment
For making the object of the invention, technical scheme and advantage clearer, below in conjunction with specific embodiment, and with reference to accompanying drawing, to further explain of the present invention.
The present invention is divided into tooth lamellar body and occlusion portion two parts with grippers, and occlusion portion is the part that directly produces friction on the tooth sheet with paper, and the tooth lamellar body is removed the remaining part of occlusion portion for the tooth sheet.Tooth lamellar body and occlusion portion are through the mode assembly and disassembly of mechanical fixation.
Have corresponding mechanical engagement mechanism on described tooth lamellar body and the occlusion portion, occlusion portion is fixed on the tooth lamellar body through said mechanical engagement mechanism; After the occlusion portion wearing and tearing, occlusion portion is removed replacement.Fig. 2 A is the tooth lamellar body structural representation of the embodiment of the invention 1, and present embodiment adopts securing member is fixed on the method that the reference column end positions, and tooth lamellar body and occlusion portion are carried out installing and locating.Comprise tooth lamellar body 12 and two locating holes 14, locating hole 14 is positioned at the front end of tooth lamellar body 12.
Fig. 2 B is the occlusion portion structural representation of the embodiment of the invention 1.Comprise occlusion portion 13, two reference columns 15 and back-up rings 16, the position of reference column 15 is corresponding with locating hole 14, and back-up ring 16 is installed on the upper end of reference column 15.
Fig. 3 is in the present embodiment, the structural map of said reference column 15.Above reference column 15, be provided with annular groove 24, back-up ring 16 can be stuck in the annular groove 24 and fix.After reference column 15 inserted locating hole 14, annular groove 24 just in time can be exposed at outside the tooth lamellar body 12.
Fig. 4 is the tooth lamellar body 12 of the embodiment of the invention 1 and the assembly drawing of occlusion portion 13.After inserting reference column 15 in the locating hole 14, said groove 24 just in time is exposed at outside the tooth lamellar body 12, and use back-up ring 16 to be installed in the groove 24 this moment, can fix.The material of back-up ring 16 can be a metal.When dismounting,, get final product occlusion portion 13 hauling-out downwards as long as back-up ring 16 is taken out.
In practical operation, also can use nut to substitute back-up ring 16 and serve as securing member, be screw thread with the reference column tip designs, cooperate through screw nut and realize the fixing of occlusion portion and tooth lamellar body.
The grippers sheet is divided into tooth lamellar body and two parts of occlusion portion, after the occlusion portion wearing and tearing, can it be removed and change.In addition, occlusion portion can also use high-abrasive material to make.Saidly can find out that the present invention has reduced the replacement cost of grippers, has saved material from top.Use high-abrasive material to make occlusion portion, can also improve its service life.
The method that the foregoing description adopts securing member to install and fix at the reference column end is assembled the tooth lamellar body 12 and occlusion portion 13 of grippers sheet, and in addition, tooth lamellar body and occlusion portion can also adopt alternate manner to assemble.In following two embodiment, will specify.
Fig. 5 A is the tooth lamellar body structural representation of the embodiment of the invention 2.Present embodiment adopts the mode of snap-on, and occlusion portion and tooth lamellar body are assembled.On tooth lamellar body 12, be provided with two catching grooves 17.
Fig. 5 B is occlusion portion 13 structural representations of the embodiment of the invention 2.On occlusion portion 13, be provided with two buttons 18, the position of button 18 is corresponding with catching groove 17.
Fig. 6 A is the structural representation of catching groove 17 on the embodiment of the invention 2 dens in dente lamellar bodies 12.On tooth lamellar body 12, be provided with two catching grooves 17.In the side of catching groove 17, have hole 19.Catching groove 17 is connected with the external world through hole 19.
Fig. 6 B is the structure chart of button 18 on the occlusion portion 13 in the embodiment of the invention 2.Said button 18 is cylindrical, which is provided with compressible snap-on 20.Said snap-on 20 when receiving perpendicular to the pushing of the external force of cylinder cylinder, can the retraction cylinder within.When not receiving external force, snap-on 20 can be upspring again.The shape of button 18 match with catching groove 17 and the position corresponding each other, after snap-on 20 is upspring, can be stuck in the hole 19, button 18 is fixed in the catching groove 17.
Fig. 7 is the tooth lamellar body 12 and occlusion portion 13 assembling sketch mapes among the embodiment 2.During installation, said snap-on 20 inwardly is pressed into, button 18 is inserted catching groove 17, after snap-on 20 is upspring, button 18 is locked in the catching groove 17, thereby occlusion portion 13 is positioned through hole 19.During dismounting,, can occlusion portion 18 be hauled out downwards as long as snap-on 20 is pressed back through described hole 19.
Snap-on 20 described in the embodiment of the invention 2, its shape can change according to the complexity of processing and fabricating.In the actual fabrication process, also can button be designed to other and be easy to fixed shape, like rectangle.The shape of snap-on can be half round post, hemispherical, del or rectangle.
Fig. 8 A is tooth lamellar body 12 structural representations of the embodiment of the invention 3.On tooth lamellar body 12, be provided with four draw-in grooves 21.
Fig. 8 B is occlusion portion structure 13 sketch mapes of the embodiment of the invention 3.On occlusion portion 13, be provided with four reference columns 22, the position of reference column 22 is corresponding with the position of draw-in groove 21, and has the survey edge, and its axial cross section is a T shape.When present embodiment tooth lamellar body 12 was assembled fixedly with occlusion portion 13, tightly pin 23 was fastening to need use.
Fig. 9 is the partial enlarged drawing of draw-in groove 21.The length of draw-in groove 21 is greater than reference column 22, and less than 2 times of reference column 22 length.Draw-in groove 21 is a rectangle, is made up of front and back two parts: rear end part length equals the length of reference column 22; Fore-end has interior edge.During installation, the rear end of reference column 22 from draw-in groove 21 headed into, occlusion portion 13 is pushed away forward again, the interior edge of draw-in groove 21 front ends can be blocked the survey edge of reference column 22.
Figure 10 is the tooth lamellar body 12 of the embodiment of the invention 3 and the assembly drawing of occlusion portion 13.After being stuck in reference column 22 in the draw-in groove 21 in the manner described, will tightly selling 23 and fill between occlusion portion 13 afterbodys and tooth lamellar body 12, carry out fastening.During dismounting, will tightly sell 23 and extract out, and to pusher occlusion portion 13 and hauling-out downwards, tooth lamellar body 12 will be separated with occlusion portion 13 again.
The described tight pin of present embodiment, its material can be rubber or rubber.
Can find out that the invention property ground splits into tooth lamellar body and two parts of occlusion portion with the tooth sheet of grippers, has prolonged the service life of tooth sheet.Through securing member fix, snap-on is fixed and interiorly carry out installation and removal along combining rubber tightly to sell the pushing fixed method.Because the wearing and tearing back is only with changing occlusion portion.And the occlusion portion described in the present invention is merely prior art dens in dente sheet front end and paper produces the sub-fraction of friction, and its volume is far smaller than whole tooth lamellar body, thereby has saved material greatly compared with changing whole tooth sheet, has reduced cost.Through mode such as fix, snap-on, tight pin are fixing with packing ring, realized the installation and removal between occlusion portion and the tooth lamellar body, simple to operate.Occlusion portion can also be selected other more wear-resisting material flexibly for use.
In addition; The those of ordinary skill in affiliated field is to be understood that: the above is merely specific embodiment of the present invention; Be not limited to the present invention; All within spirit of the present invention and principle, any modification of being made, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. a grippers sheet is characterized in that comprising grippers tooth lamellar body and occlusion portion, and said tooth lamellar body and occlusion portion are through the mode assembly and disassembly of mechanical fixation.
2. grippers sheet according to claim 1 is characterized in that having on said tooth lamellar body and the occlusion portion corresponding mechanical engagement mechanism.
3. grippers sheet according to claim 2 is characterized in that said mechanical engagement mechanism is reference column, locating hole and securing member, and said reference column is positioned on the tooth lamellar body, and said locating hole is positioned on the occlusion portion; Under the assembled state, reference column passes locating hole and its top is exposed at outside the tooth lamellar body, uses securing member to be installed in the reference column top and carries out fastening.
4. grippers sheet according to claim 3; It is characterized in that being provided with annular groove around said reference column top; Said securing member is a back-up ring, and under the assembled state, reference column passes locating hole; Said annular groove just in time is exposed at outside the occlusion portion, uses said back-up ring to be stuck in groove and fixes;
Or be provided with screw thread on said reference column top, and said securing member is a nut, under the assembled state, reference column passes locating hole, uses nut to tighten fixing on said reference column top.
5. grippers sheet according to claim 2 is characterized in that said mechanical fixation is that snap-on is fixed; Said mechanical engagement mechanism is catching groove and button; This catching groove side has the hole, is arranged on the tooth lamellar body, has snap-on on this button, is arranged on the occlusion portion; Under the assembled state, button inserts in the catching groove, and said snap-on is stuck in the described hole, and button is fixed.
6. grippers sheet according to claim 5 is characterized in that said catching groove and button all are cylindrical or all are polygon; Said snap-on is half round post or triangle.
7. grippers sheet according to claim 2 is characterized in that said mechanical engagement mechanism is draw-in groove, reference column and tight pin; Said tooth lamellar body is provided with draw-in groove, and this draw-in groove front end has interior edge, and interior edge is not with in the rear end; Said occlusion portion is provided with reference column, and this reference column top has outstanding edge, and under the assembled state, said reference column is from draw-in groove is inserted in the rear end, and the preceding interior edge that makes it be stuck in the draw-in groove front end that pushes away is last, tight pin be inserted in carry out between reference column rear end and the tooth lamellar body fastening.
8. grippers sheet according to claim 7, the material that it is characterized in that said tight pin are rubber, rubber or other elastomeric material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110288879.0A CN102529332B (en) | 2011-09-27 | 2011-09-27 | Gripper sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110288879.0A CN102529332B (en) | 2011-09-27 | 2011-09-27 | Gripper sheet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102529332A true CN102529332A (en) | 2012-07-04 |
| CN102529332B CN102529332B (en) | 2014-09-24 |
Family
ID=46337919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110288879.0A Expired - Fee Related CN102529332B (en) | 2011-09-27 | 2011-09-27 | Gripper sheet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102529332B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3220562A1 (en) * | 1981-11-11 | 1983-05-19 | Tokyo Diamond Tools Mfg. Co. Ltd., Tokyo | Sheet gripper for a sheet feeder in a sheet-fed press |
| US4466350A (en) * | 1981-04-01 | 1984-08-21 | Schilling Paul | Sheet transfer cylinder assembly of a sheet-fed rotary printing machine having a device for correcting register of overprints |
| US4823698A (en) * | 1985-08-19 | 1989-04-25 | M.A.N. Roland Druckmaschinen | Sheet gripper assembly for a sheet-fed rotary printing press |
| JP2003104585A (en) * | 2001-10-01 | 2003-04-09 | Shinohara Tekkosho:Kk | Gripper for paper sheet printer |
| CN2546189Y (en) * | 2002-05-25 | 2003-04-23 | 王军 | Gripper for Separating printing machine |
| CN1757511A (en) * | 2004-09-08 | 2006-04-12 | 海德堡印刷机械股份公司 | Printing material sheet gripper |
| CN200962691Y (en) * | 2006-09-22 | 2007-10-17 | 陈素芳 | A line board clamping transport claw |
| CN201059313Y (en) * | 2007-07-13 | 2008-05-14 | 宁波欧特洁卫生洁具有限公司 | Automatic tightened-embedding device |
| CN201257797Y (en) * | 2008-08-01 | 2009-06-17 | 孙伯胜 | Gripper apparatus of offset machine |
| CN202448471U (en) * | 2011-09-27 | 2012-09-26 | 北京印刷学院 | Gripper sheet |
-
2011
- 2011-09-27 CN CN201110288879.0A patent/CN102529332B/en not_active Expired - Fee Related
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4466350A (en) * | 1981-04-01 | 1984-08-21 | Schilling Paul | Sheet transfer cylinder assembly of a sheet-fed rotary printing machine having a device for correcting register of overprints |
| DE3220562A1 (en) * | 1981-11-11 | 1983-05-19 | Tokyo Diamond Tools Mfg. Co. Ltd., Tokyo | Sheet gripper for a sheet feeder in a sheet-fed press |
| US4823698A (en) * | 1985-08-19 | 1989-04-25 | M.A.N. Roland Druckmaschinen | Sheet gripper assembly for a sheet-fed rotary printing press |
| JP2003104585A (en) * | 2001-10-01 | 2003-04-09 | Shinohara Tekkosho:Kk | Gripper for paper sheet printer |
| CN2546189Y (en) * | 2002-05-25 | 2003-04-23 | 王军 | Gripper for Separating printing machine |
| CN1757511A (en) * | 2004-09-08 | 2006-04-12 | 海德堡印刷机械股份公司 | Printing material sheet gripper |
| CN200962691Y (en) * | 2006-09-22 | 2007-10-17 | 陈素芳 | A line board clamping transport claw |
| CN201059313Y (en) * | 2007-07-13 | 2008-05-14 | 宁波欧特洁卫生洁具有限公司 | Automatic tightened-embedding device |
| CN201257797Y (en) * | 2008-08-01 | 2009-06-17 | 孙伯胜 | Gripper apparatus of offset machine |
| CN202448471U (en) * | 2011-09-27 | 2012-09-26 | 北京印刷学院 | Gripper sheet |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102529332B (en) | 2014-09-24 |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140924 Termination date: 20160927 |
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| CF01 | Termination of patent right due to non-payment of annual fee |