CN102529332B - Gripper sheet - Google Patents
Gripper sheet Download PDFInfo
- Publication number
- CN102529332B CN102529332B CN201110288879.0A CN201110288879A CN102529332B CN 102529332 B CN102529332 B CN 102529332B CN 201110288879 A CN201110288879 A CN 201110288879A CN 102529332 B CN102529332 B CN 102529332B
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- CN
- China
- Prior art keywords
- tooth
- locating dowel
- 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.)
- Expired - Fee Related
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- Supply, Installation And Extraction Of Printed Sheets Or Plates (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (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 gripper sheet.
Background technology
In printing process, grippers, as the requisite parts of the stocks such as transmission and handing-over paper, plays very important effect.In the process of holding paper in the month, between gripper sheet and paper, produce excessive relative friction, make gripper sheet in printing process, be easier to wearing and tearing.The frictional force deficiency producing between the gripper sheet of serious wear and paper, thus while causing paper printing, locate the problems such as inaccurate, have a strong impact on printing quality, now need to change gripper sheet.
In prior art, gripper sheet is an entirety, so need to change whole tooth sheet while replacing, causes waste of material.And the making material of tooth sheet is metal material or carbon fibre material, and the cost compare of integral replacing is high.
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 position of holder bar 5 and bite-block 6 maintains static.By the revolution of tooth axle 2, tooth sheet 1, tooth body 3, tooth set 4, spring 8, hex bolts 9, spring washer 10 and hexagon socket cap head screw 11 are swung back and forth, between tooth sheet 1 and bite-block 6, direct generating period opens and interlock.Thereby paper is picked up and dragged away.In the course of work, between tooth sheet 1 and bite-block 6, need high frequency and open and interlock, the as easy as rolling off a log wearing and tearing of tooth sheet front end.In prior art, after wearing and tearing, often need to change whole tooth sheet, but in fact the position of loss only has tooth sheet front end, thereby cause larger waste, replacement cost is higher and utilization rate is low.
Summary of the invention
Be directed to this, the invention provides a kind of gripper sheet that reduces replacement cost.
Based on the gripper sheet of above-mentioned purpose minimizing replacement cost provided by the invention, comprise tooth lamellar body and occlusion portion, described occlusion portion is by the fixing mode assembly and disassembly of machinery.On tooth lamellar body and occlusion portion with mechanical matching mechanism.
Described occlusion portion is the part that grippers and paper directly produce friction.
As can be seen from above, gripper sheet provided by the invention, has creatively been divided into tooth lamellar body and bite in two sub-sections by whole tooth sheet, do not affect the normal work of tooth sheet, tooth lamellar body can use for a long time, only uses occlusion portion is removed after wearing and tearing, changes.Also reduced widely replacement cost, because occlusion portion is the very little part that grippers and the scraps of paper produce friction, its volume and manufacture are produced the material using and are far smaller than whole grippers.Thereby grippers provided by the invention is compared with prior art, fully overcome native defect, reduce widely the waste of material.
Brief description of the 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 present invention 1;
Fig. 2 B is the occlusion portion structural representation of the embodiment of the present invention 1;
Fig. 3 is the locating dowel organigram on the embodiment of the present invention 1 dens in dente lamellar body;
Fig. 4 is the embodiment of the present invention 1 tooth sheet assembly drawing;
Fig. 5 A is the tooth lamellar body structural representation of the embodiment of the present invention 2;
Fig. 5 B is the occlusion portion structural representation of the embodiment of the present invention 2;
Fig. 6 A is that the catching groove of the embodiment of the present invention 2 shows structure intention;
Fig. 6 B is the button structural representation of the embodiment of the present invention 2;
Fig. 7 is the tooth sheet assembly drawing of the embodiment of the present invention 2;
Fig. 8 A is the tooth lamellar body structural representation of the embodiment of the present invention 3;
Fig. 8 B is the occlusion portion structural representation of the embodiment of the present invention 3;
Fig. 9 is the draw-in groove schematic diagram of the embodiment of the present invention 3;
Figure 10 is the tooth sheet assembly drawing of the embodiment of the present invention 3.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with specific embodiment, and with reference to accompanying drawing, the present invention is described in more detail.
Grippers is divided into tooth lamellar body and occlusion portion two parts by the present invention, and occlusion portion is the part that directly produces friction on tooth sheet with paper, and tooth lamellar body is that tooth sheet is removed the remaining part of occlusion portion.Tooth lamellar body and occlusion portion are by the fixing mode assembly and disassembly of machinery.
On described tooth lamellar body and occlusion portion, with corresponding mechanical matching mechanism, occlusion portion is fixed on tooth lamellar body by described mechanical matching mechanism; When after occlusion portion wearing and tearing, occlusion portion is removed and replaced.Fig. 2 A is the tooth lamellar body structural representation of the embodiment of the present invention 1, and the present embodiment adopts securing member is fixed on to the method that locating dowel end positions, and tooth lamellar body and occlusion portion are installed to location.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 present invention 1.Comprise occlusion portion 13, two locating dowels 15 and back-up rings 16, the position of locating dowel 15 is corresponding with locating hole 14, and back-up ring 16 is installed on the upper end of locating dowel 15.
Fig. 3 is in the present embodiment, the structural map of described locating dowel 15.Above locating dowel 15, be provided with annular groove 24, back-up ring 16 can be stuck in annular groove 24 and fix.Insert after locating hole 14 in locating dowel 15, annular groove 24 just in time can be exposed at outside tooth lamellar body 12.
Fig. 4 is the tooth lamellar body 12 of the embodiment of the present invention 1 and the assembly drawing of occlusion portion 13.After locating dowel 15 is inserted in locating hole 14, described groove 24 is just in time exposed at outside tooth lamellar body 12, now uses back-up ring 16 to be installed in groove 24, can fix.The material of back-up ring 16 can be metal.In the time of dismounting, as long as back-up ring 16 is taken out, occlusion portion 13 is hauled out downwards.
In practical operation, also can use nut to substitute back-up ring 16 and serve as securing member, be screw thread by locating dowel tip designs, coordinate and realize the fixing of occlusion portion and tooth lamellar body by screw nut.
Gripper sheet is divided into tooth lamellar body and bite in two sub-sections, after occlusion portion wearing and tearing, can be removed replacing.In addition, occlusion portion can also use high-abrasive material to make.As can be seen from above, the present invention has reduced the replacement cost of grippers, has saved material.Use high-abrasive material to make occlusion portion, can also improve its service life.
Above-described embodiment adopts securing member, at locating dowel end, tooth lamellar body 12 and the occlusion portion 13 that fixing method is assembled gripper sheet is installed, and in addition, tooth lamellar body and occlusion portion can also adopt alternate manner to assemble.In following two embodiment, will describe in detail.
Fig. 5 A is the tooth lamellar body structural representation of the embodiment of the present invention 2.The 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 present invention 2.On occlusion portion 13, be provided with two buttons 18, the position of button 18 and catching groove 17 are corresponding.
Fig. 6 A is the structural representation of catching groove 17 on the embodiment of the present 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 by hole 19 and the external world.
Fig. 6 B is the structure chart of button 18 on occlusion portion 13 in the embodiment of the present invention 2.Described button 18 is cylindrical, which is provided with compressible snap-on 20.Described snap-on 20 is in the time being subject to pushing perpendicular to the external force of cylinder cylinder, within meeting retraction cylinder.While not being subject to external force, snap-on 20 can be upspring again.The shape of button 18 match with catching groove 17 and position mutually corresponding, after snap-on 20 is upspring, can be stuck in hole 19, button 18 is fixed in catching groove 17.
Fig. 7 is that tooth lamellar body 12 and the occlusion portion 13 in embodiment 2 assembled schematic diagram.When installation, by hole 19, described snap-on 20 is inwardly pressed into, button 18 is inserted to catching groove 17, after snap-on 20 is upspring, button 18 is locked in catching groove 17, thereby occlusion portion 13 is positioned.When dismounting, as long as snap-on 20 is pressed back by described hole 19, occlusion portion 18 can be hauled out downwards.
Snap-on 20 described in the embodiment of the present invention 2, its shape can change according to the complexity of processing and fabricating.In actual fabrication process, also button can be designed to other and be easy to fixing shape, as rectangle.The shape of snap-on can be semicircle cylindricality, hemispherical, del or rectangle.
Fig. 8 A is tooth lamellar body 12 structural representations of the embodiment of the present invention 3.On tooth lamellar body 12, be provided with four draw-in grooves 21.
Fig. 8 B is occlusion portion structure 13 schematic diagrames of the embodiment of the present invention 3.On occlusion portion 13, be provided with four locating dowels 22, the position of locating dowel 22 is corresponding with the position of draw-in groove 21, and with surveying edge, its axial cross section is T shape.When the present embodiment tooth lamellar body 12 and occlusion portion 13 assemblings are fixed, need with tight pin 23 fastening.
Fig. 9 is the partial enlarged drawing of draw-in groove 21.The length of draw-in groove 21 is greater than locating dowel 22, and is less than 2 times of locating dowel 22 length.Draw-in groove 21 is rectangle, is made up of front and back two parts: rear end part length equals the length of locating dowel 22; Fore-end is with interior edge.When installation, locating dowel 22 is headed into from the rear end of draw-in groove 21, then occlusion portion 13 is pushed away forward, the interior edge of draw-in groove 21 front ends can be by the survey of locating dowel 22 along blocking.
Figure 10 is the tooth lamellar body 12 of the embodiment of the present invention 3 and the assembly drawing of occlusion portion 13.After in the manner described locating dowel 22 being stuck in draw-in groove 21, will tightly selling 23 and fill between occlusion portion 13 afterbodys and tooth lamellar body 12, carry out fastening.When dismounting, will tightly sell 23 extractions, then to pusher occlusion portion 13 hauling-out downwards, can make tooth lamellar body 12 separate with occlusion portion 13.
Tight pin described in the present embodiment, its material can be rubber or rubber.
Can find out, the present invention creatively splits into tooth lamellar body and bite in two sub-sections by the tooth sheet of grippers, has extended the service life of tooth sheet.By securing member fix, snap-on fix and interior edge in conjunction with rubber tightly sell pushing fixing method mount and dismount.Owing to only using and changing occlusion portion after wearing and tearing.And the occlusion portion described in the present invention is only the sub-fraction that prior art dens in dente sheet front end and paper produce friction, and its volume is far smaller than whole tooth lamellar body, thereby save greatly material compared with changing whole tooth sheet, reduced cost.By fixing with packing ring, the mode such as snap-on, tight pin be fixing, realized the installation and removal between occlusion portion and tooth lamellar body, simple to operate.Occlusion portion can also select other more wear-resisting material to make flexibly.
In addition; those of ordinary skill in the field are to be understood that: the foregoing is only specific embodiments of the invention; be not limited to the present invention; within the spirit and principles in the present invention all; any amendment of making, be equal to replacement, improvement etc., within protection scope of the present invention all should be included in.
Claims (7)
1. a gripper sheet, is characterized in that comprising grippers tooth lamellar body and occlusion portion, and on described tooth lamellar body and occlusion portion, with corresponding mechanical matching mechanism, described tooth lamellar body and occlusion portion are by the fixing mode assembly and disassembly of machinery;
Occlusion portion is the part that directly produces friction on tooth sheet with paper, and tooth lamellar body is that tooth sheet is removed the remaining part of occlusion portion;
Described occlusion portion is sheet.
2. gripper sheet according to claim 1, is characterized in that described mechanical matching mechanism is locating dowel, locating hole and securing member, and described locating dowel is positioned on occlusion portion, and described locating hole is positioned on tooth lamellar body; Under assembled state, locating dowel is exposed at outside tooth lamellar body through locating hole and its top, uses securing member to be arranged on locating dowel top and carries out fastening.
3. gripper sheet according to claim 2, is characterized in that being provided with annular groove around described locating dowel top, and described securing member is back-up ring, under assembled state, locating dowel is through locating hole, and described annular groove is just in time exposed at outside tooth lamellar body, uses described back-up ring to be stuck in groove and is fixed;
Or be provided with screw thread on described locating dowel top, and described securing member is nut, under assembled state, locating dowel, through locating hole, is used nut to tighten fixing on described locating dowel top.
4. gripper sheet according to claim 1, is characterized in that described machinery is fixed as snap-on and fixes; Described mechanical matching mechanism is catching groove and button; This catching groove side opening is porose, is arranged on tooth lamellar body, on this button, with snap-on, is arranged on occlusion portion; Under assembled state, button inserts in catching groove, and described snap-on is stuck in described hole, and button is fixed.
5. gripper sheet according to claim 4, is characterized in that described catching groove and button are all cylindrical or are all polygon; Described snap-on is semicircle cylindricality or triangle.
6. gripper sheet according to claim 1, is characterized in that described mechanical matching mechanism is draw-in groove, locating dowel and tightly sells; Described tooth lamellar body is provided with draw-in groove, and this draw-in groove front end is with interior edge, and interior edge is not with in rear end; Described occlusion portion is provided with locating dowel, and this locating dowel top is with outstanding edge, and under assembled state, described locating dowel is inserted draw-in groove from rear end, and front pushing away makes it be stuck in the interior along upper of draw-in groove front end, tight pin be inserted between locating dowel rear end and tooth lamellar body, carry out fastening.
7. gripper sheet according to claim 6, the material that it is characterized in that described tight pin is 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 CN102529332A (en) | 2012-07-04 |
| CN102529332B true 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 (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2546189Y (en) * | 2002-05-25 | 2003-04-23 | 王军 | Gripper for Separating printing machine |
| CN200962691Y (en) * | 2006-09-22 | 2007-10-17 | 陈素芳 | A line board clamping transport claw |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3112964A1 (en) * | 1981-04-01 | 1982-10-21 | Heidelberger Druckmaschinen Ag, 6900 Heidelberg | "BOW TRANSFER CYLINDER OF ARC ROTATION PRINTING MACHINES WITH A DEVICE FOR FIXING THE PRINTERS" |
| JPS5872045U (en) * | 1981-11-11 | 1983-05-16 | 株式会社東京ダイヤモンド工具製作所 | Paper gripping claw in paper feeding device of sheet-fed printing press |
| DE3529599A1 (en) * | 1985-08-19 | 1987-02-26 | Roland Man Druckmasch | ARCH GRIPPER DEVICE FOR ARC ROTATION PRINTING MACHINES |
| JP2003104585A (en) * | 2001-10-01 | 2003-04-09 | Shinohara Tekkosho:Kk | Gripper for paper sheet printer |
| JP4836525B2 (en) * | 2004-09-08 | 2011-12-14 | ハイデルベルガー ドルツクマシーネン アクチエンゲゼルシヤフト | Printed sheet of paper |
| 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 (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2546189Y (en) * | 2002-05-25 | 2003-04-23 | 王军 | Gripper for Separating printing machine |
| CN200962691Y (en) * | 2006-09-22 | 2007-10-17 | 陈素芳 | A line board clamping transport claw |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102529332A (en) | 2012-07-04 |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140924 Termination date: 20160927 |