CN1167036A - Device for impacting and tightening forme - Google Patents
Device for impacting and tightening forme Download PDFInfo
- Publication number
- CN1167036A CN1167036A CN 96106323 CN96106323A CN1167036A CN 1167036 A CN1167036 A CN 1167036A CN 96106323 CN96106323 CN 96106323 CN 96106323 A CN96106323 A CN 96106323A CN 1167036 A CN1167036 A CN 1167036A
- Authority
- CN
- China
- Prior art keywords
- rest pad
- tensioning
- forme
- plate cylinder
- ceiling molding
- 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.)
- Granted
Links
Abstract
The present invention relates to a forme compacting and tensioning device, which is composed of a V-shaped upper depression bar capable of swinging, a lower fixture block capable of sliding and a plate cylinder. A point under the V-shaped upper depression bar and above the lower fixture block is the swinging fulcrum, which auto matically compresses tightly the forme under the pre-tightening force of compressing spring and tensioning spring and the action of compacting air bag and tensioning air bag. The directions of the active force of said springs and the expanding force of the aerated air bags are opposite and the expanding force of the air bag is larger than the pre-tightening force of the spring. The above structure makes the the device automatically compacting and tensioning forme be more compact and convenient for installing and maintaining. The component is less and the cost is lower.
Description
The present invention relates to a kind of clamping and tensioning apparatus, especially a kind ofly relate to compressing and tensioning apparatus of offset press forme.
The card plate structure that domestic in the past printing machine is commonly used is made up of the last fixture block that is linked together, following fixture block and eccentric shaft, wobbler action by eccentric shaft, make fixture block descend on the fixture block one spot wobble clamping forme relatively, the screw of precession simultaneously makes the last fixture block that clamps forme, fixture block moves effect with realization tensioning forme relative to plate cylinder down.The subject matter of said structure is that all operations all must be by manually carrying out.The CN1077418A patent application also discloses a kind of printing machine clamping and the tensioning apparatus with forme in addition, and this device can realize holding automatically the function with the tensioning forme.But the used element of this device is more, and structure is complexity and parts reliability requirement height comparatively, causes its cost higher, and it is also not too convenient to keep in repair simultaneously, adjust.
The purpose of this invention is to provide a kind of simple in structurely, the low and forme that be convenient to keep in repair and adjust of cost of parts compresses and tensioning apparatus automatically.
The object of the present invention is achieved like this, compressing and tensioning apparatus of a kind of forme, main ceiling molding by activity, the following fixture block that slides is formed with the plate cylinder that has an axial gap, the ceiling molding and the following fixture block that are placed in the plate cylinder breach are united together, a bit play fixture block to swing relatively at the driving force active force on the following fixture block of ceiling molding to compress forme for fulcrum, forme is under the state that clamp bar on the quilt and following fixture block compress simultaneously, under another driving force active force, in the plate cylinder breach, slide, be placed on forme on the plate cylinder thereby compress with tensioning; Characteristics of the present invention are that described down fixture block is made up of a rest pad and the piece that is fixed on the rest pad, on a piece, have a groove, be placed with the V-type ceiling molding between a rest pad and a piece, there is a convex projection in the outside, V-type ceiling molding middle part, is placed in the groove on the piece; Place at least one between V-type ceiling molding inboard, one side and the rest pad holddown spring of pretightning force is arranged, under this holddown spring resilient force, the another side of V-type ceiling molding is a spot wobble with a piece upper groove edge, its inboard and top flanging compresses forme on the plate cylinder with rest pad, place one between the outside, V-type ceiling molding one side and the rest pad base and compress air bag, after compressing airbag aeration, volumetric expansion promotes the V-type ceiling molding unclamps V-type ceiling molding and rest pad; Rest pad is placed in the groove of plate cylinder breach, can be parallel to plate cylinder breach base and slide perpendicular to plate cylinder axis direction, at least place a tensioning spring that pretightning force is arranged between rest pad and the plate cylinder, at piece and be fixed between the jacking block on the plate cylinder and be placed with a tensioning air bag, the tensioning air bag of tensioning spring and inflation can form the driving force of positive and negative two directions, expansive force behind the tensioning airbag aeration is greater than the pretightning force of tensioning spring, to realize the effect of tensioning forme.
Above-mentioned compress with tensioning apparatus in, the two ends of holddown spring and tensioning spring are placed on respectively among its endoporus and the outer hole, locate with this.
Above-mentioned compress with tensioning apparatus in, the end flanging that described V-type ceiling molding compresses forme is processed to bend to the inside, and forms the clamping area that compresses forme with rest pad.Again because the bearing-surface of rest pad supporting forme is tangentially parallel with the plate cylinder open top, so forme is difficult for by backfin or pulls out distortion.
Above-mentioned compress with tensioning apparatus in, described piece groove top is an inclined-plane or skew surface, promptly the width on top makes ceiling molding to swing fully less than the width of bottom, is convenient to install forme and clamping, and makes structure compact.
Owing to adopt said structure, feasible realization compresses with the device of tensioning forme comparatively simple automatically, and constitutional detail is less, and installation, maintenance is very convenient, owing to use an air bag to make that as unclamping element the parts reliability of this device requires to reduce, cost reduces simultaneously.
Carry out description of drawings below:
Fig. 1 is that the common forme of printing machine clamps and the tensioning device structure schematic diagram
Fig. 2 is that the forme that the present invention relates to compresses and the tensioning device structure schematic diagram
Describe a kind of embodiment of the present invention in detail below in conjunction with accompanying drawing
Among Fig. 1, the now domestic card version device that generally uses by adjustment of the printing plate card 12 ', following edition block 8 ', eccentric shaft 14, plate cylinder 4, hold-down screw 15 and adjustment screw 16 form.
Among Fig. 2, forme of the present invention compress with tensioning apparatus by V-type ceiling molding 12, rest pad 8, piece 1, jacking block 3, forme 9, plate cylinder 4, holddown spring 11, compress air bag 7, tensioning spring 10, tensioning air bag 2 is formed and prop up piece screw 6 and jacking block screw 5 is formed.Open a gap at plate cylinder 4 upper edge axis, leave a long recess again along axis along the breach base, rest pad 8 can be put into, but can only parallel plate cylinder 4 breach bases and slide perpendicular to plate cylinder 4 axis directions, jacking block 3 is fixed on the plate cylinder 4 by jacking block screw 5, and stops rest pad 8 sliding distances.Propping up piece 1 is fixed on the rest pad 8 by a piece screw 6, leaving the gap between piece 1 and the jacking block 3 is as the criterion can put down the tensioning air bag 2 that does not have to inflate, be placed on and have 10 outer hole 8a on the part rest pad 8 in plate cylinder 4 long recess, 10 tensioning springs 10 evenly distribute along plate cylinder 4 axis directions respectively, be placed between plate cylinder 4 and the rest pad 8, the major part of each tensioning spring 10 is placed among the outer hole 8a on the rest pad 8, give and certain precompression by jacking block 3 and rest pad 8 during installation, tensioning spring 10 is suitably compressed.Prop up and place a V-type ceiling molding 12 between piece 1 and the rest pad 8, there is a convex projection 12a at V-type ceiling molding 12 middle parts on the outside, it is placed among the groove 1a on the piece 1, and piece 1 a groove 1a top is an inclined-plane, but makes and swing between V-type ceiling molding 12 rest pads 8 and the piece 1.Place one between the V-type ceiling molding outside, 12 one side and rest pad 8 bases and compress air bag 7, in rest pad 8, evenly have 10 endoporus 8b along plate cylinder 4 axis directions, 10 holddown springs 11 each all major part be placed among the endoporus 8b, the inboard ream in corresponding one side at V-type ceiling molding 12 with it goes out the matrix shallow bore hole in order to the spring 11 that is fixed and clamped, V-type ceiling molding 12 another side tops are processed to bend inwards, and 12 flanging of V-type ceiling molding and rest pad (8) pressure-bearing surface are matched; Compression holddown spring 11 makes the tight state of pressure-bearing between V-type ceiling molding 12 and the rest pad 8 during installation.For the ease of installing, process and maintenance, in the present embodiment, but the top design mix body structure of rest pad 8 " is formed with supporting base, and is fixed together by screw by pressure block 8.Pressure block 8 simultaneously " pressure-bearing surface can be covered with the bigger material of one deck coefficient of friction.
After tensioning air bag 2 filled volume expanded, a promotion piece 1 and rest pad 8 slided and withstand rest pad 8 tops and compress tensioning spring 10 until plate cylinder 4.Rest pad 8 pressure-bearing surfaces are tangentially parallel with plate cylinder 4 breach tops.Simultaneously, compress air bag 7 inflations, when overcoming holddown spring 11 elastic forces, promoting V-type ceiling molding 12 separates its another side top flanging 12b and rest pad 8 bearing-surfaces on one side, after appearance is admitted to wherein with crack forme 9, tensioning air bag 2 and compress air bag 7 and exit simultaneously, forme 9 is just compressed rapidly and tensioning subsequently.
In addition, the present invention also has other embodiment, as, the V-type ceiling molding also can be 2, and every corresponding V-type ceiling molding each minute is placed 5～10 holddown springs and tensioning spring in addition, compresses air bag and tensioning air bag and respectively places 2, can make like this clamp and tensioning more rapid.
In the above-described embodiments, owing to adopt said structure, it is compact to make that this forme compresses automatically with tensioning device structure, installs and keep in repair very convenient, and, is not prone to pressure, pulls off vestige in the compacted and tensioning process at forme.Simultaneously because not high to the reliability requirement of part, particularly to compress, the seal request of tensioning air bag is not high and use common air bag and air pump get final product, makes this installation cost reduction.
Claims (8)
1, a kind of forme compresses and tensioning apparatus, the main plate cylinder that by the ceiling molding of activity, slidably plays fixture block and have an axial gap is formed, the ceiling molding and the following fixture block that are placed in the plate cylinder breach link together and are sliding in the plate cylinder breach under the effect of driving force, a bit play fixture block to swing relatively at the driving force active force on the following fixture block of ceiling molding, it is characterized in that to compress forme for fulcrum:
Described down fixture block is made up of the rest pad (8) and the piece (1) that props up that is fixed on the rest pad (8), on a piece (1), have a groove (1a), between a rest pad (8) and a piece (1), be placed with V-type ceiling molding (12), there is a convex projection (12a) in the outside, V-type ceiling molding (12) middle part, is placed in the groove (1a) on the piece (1);
Place at least one between inboard, V-type ceiling molding (12) one side and the rest pad (8) holddown spring (11) of pretightning force is arranged, place one between its outside and rest pad (8) base and compress air bag (7), the flanging (12b) that compresses forme (9) with rest pad (8) is formed on V-type ceiling molding (12) another side inboard and top;
Rest pad (8) is placed in the breach groove on the printing plate cylinder (4), can be parallel to plate cylinder (4) breach base and slide perpendicular to plate cylinder (4) axis aspect, placing at least one between rest pad (8) and the plate cylinder (4) has the tensioning spring (10) of pretightning force, at a piece (1) and be fixed between the jacking block (3) on the plate cylinder (4) and be placed with a tensioning air bag (2);
The air bag (2) that compresses after the inflation promotes the elastic force of the driving force of ceiling molding (12) greater than holddown spring (11), and direction is opposite;
Tensioning air bag (2) after the inflation promotes the elastic force of the driving force of a piece (1), ceiling molding (12) and rest pad (8) slip greater than tensioning spring (10), and direction is opposite.
2, according to claim 1 compressing and tensioning apparatus is characterized in that the end that V-type ceiling molding (12) compresses forme (9) is processed to bend to the inside, to form the clamping area with rest pad (8) clamping forme (9).
3, according to claim 1 compressing and tensioning apparatus is characterized in that piece (a 1) groove top is an inclined-plane or skew surface, and the width on its top is less than the width of bottom.
4,, it is characterized in that the bearing-surface of rest pad (8) supporting forme (9) is tangentially parallel with plate cylinder (4) breach top (4a) according to claim 1,2 or 3 described compressing and tensioning apparatus.
5, according to claim 1,2 or 3 described compressing and tensioning apparatus, it is characterized in that holddown spring (11) is placed in the endoporus on the rest pad (8), tensioning spring (10) is placed in the outer hole on the rest pad (8).
6, according to claim 4 compressing and tensioning apparatus is characterized in that holddown spring (11) is placed in the endoporus on the rest pad (8), and tensioning spring (10) is placed in the outer hole on the rest pad (8).
7, according to claim 5 compressing and tensioning apparatus is characterized in that described rest pad (8) " is made up of supporting base and pressure block 8.
8, according to claim 6 compressing and tensioning apparatus is characterized in that described rest pad (8) " is made up of supporting base and pressure block 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN96106323A CN1097512C (en) | 1996-05-30 | 1996-06-17 | Device for impacting and tightening forme |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN96209596 | 1996-05-30 | ||
| CN96209596.6 | 1996-05-30 | ||
| CN96106323A CN1097512C (en) | 1996-05-30 | 1996-06-17 | Device for impacting and tightening forme |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1167036A true CN1167036A (en) | 1997-12-10 |
| CN1097512C CN1097512C (en) | 2003-01-01 |
Family
ID=25743965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN96106323A Expired - Lifetime CN1097512C (en) | 1996-05-30 | 1996-06-17 | Device for impacting and tightening forme |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1097512C (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100462226C (en) * | 2004-04-28 | 2009-02-18 | 海德堡印刷机械股份公司 | Arrangement for clamping and fixing printing block on exposure drum |
| CN100535964C (en) * | 2004-10-25 | 2009-09-02 | 株式会社宫腰 | Sheet tensioning clamp |
| CN103212871A (en) * | 2012-01-19 | 2013-07-24 | 昆山思拓机器有限公司 | Thin steel sheet clamping and tensioning device and method for clamping and tensioning thin steel sheet |
| CN103612481A (en) * | 2013-10-30 | 2014-03-05 | 高斯图文印刷系统（中国）有限公司 | Printing plate tensioning air bag of printer |
| CN103921546A (en) * | 2013-01-14 | 2014-07-16 | 江苏昌昇集团股份有限公司 | Pneumatic clamping mechanism for printing plate of offset printer |
| US8982409B2 (en) | 2005-12-16 | 2015-03-17 | Thomson Licensing | Method, apparatus and system for providing reproducible digital imagery products from film content |
| CN104550947A (en) * | 2014-12-29 | 2015-04-29 | 苏州欧美克合金工具有限公司 | Splicing mold |
| CN111038070A (en) * | 2019-12-18 | 2020-04-21 | 湖南印之明智能制造有限公司 | Air bag plate clamp applied to external drum type direct plate-making machine |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4191106A (en) * | 1975-12-01 | 1980-03-04 | K and Manufacturing Company, Inc. | Printing plate clamping assembly |
| ATE108369T1 (en) * | 1990-02-24 | 1994-07-15 | Komori Printing Mach | PLATE FIXING DEVICE IN A PRINTING PRESS. |
| DE4210316C2 (en) * | 1992-03-30 | 1994-02-24 | Heidelberger Druckmasch Ag | Clamping and clamping device for a printing plate in a printing machine |
-
1996
- 1996-06-17 CN CN96106323A patent/CN1097512C/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100462226C (en) * | 2004-04-28 | 2009-02-18 | 海德堡印刷机械股份公司 | Arrangement for clamping and fixing printing block on exposure drum |
| CN100535964C (en) * | 2004-10-25 | 2009-09-02 | 株式会社宫腰 | Sheet tensioning clamp |
| US8982409B2 (en) | 2005-12-16 | 2015-03-17 | Thomson Licensing | Method, apparatus and system for providing reproducible digital imagery products from film content |
| US9699388B2 (en) | 2005-12-16 | 2017-07-04 | Thomson Licensing | Method, apparatus and system for providing reproducible digital imagery products |
| CN103212871A (en) * | 2012-01-19 | 2013-07-24 | 昆山思拓机器有限公司 | Thin steel sheet clamping and tensioning device and method for clamping and tensioning thin steel sheet |
| CN103921546A (en) * | 2013-01-14 | 2014-07-16 | 江苏昌昇集团股份有限公司 | Pneumatic clamping mechanism for printing plate of offset printer |
| CN103612481A (en) * | 2013-10-30 | 2014-03-05 | 高斯图文印刷系统（中国）有限公司 | Printing plate tensioning air bag of printer |
| CN103612481B (en) * | 2013-10-30 | 2016-01-06 | 高斯图文印刷系统（中国）有限公司 | A kind of forme tensioning air bag of printing machine |
| CN104550947A (en) * | 2014-12-29 | 2015-04-29 | 苏州欧美克合金工具有限公司 | Splicing mold |
| CN111038070A (en) * | 2019-12-18 | 2020-04-21 | 湖南印之明智能制造有限公司 | Air bag plate clamp applied to external drum type direct plate-making machine |
| CN111038070B (en) * | 2019-12-18 | 2021-03-30 | 湖南印之明智能制造有限公司 | Air bag plate clamp applied to external drum type direct plate-making machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1097512C (en) | 2003-01-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1097512C (en) | Device for impacting and tightening forme | |
| CN2258116Y (en) | Pressing and takeup device of printing forme | |
| CN206153814U (en) | Automobile welding jig that area swing was supported | |
| CN208761276U (en) | A kind of anti-bolt looseness device of band ratchet | |
| CN209697853U (en) | A kind of stamping die auxiliary tool | |
| CN110732892A (en) | Fixture module for processing vacuum booster | |
| CN214322516U (en) | Small-space multidirectional clamping machining center clamp | |
| CN213436526U (en) | Auto parts stamping process device | |
| CN212608333U (en) | Paper material positioning device for paper cup | |
| CN111496023B (en) | Bending device for sheet metal | |
| CN218555643U (en) | Perforating device is used in installation of portable bill-board | |
| CN215143973U (en) | Compressor backup pad stamping die | |
| CN210629291U (en) | Motor base positioning fixture | |
| CN218801819U (en) | Pneumatic tool for precision machining of automobile arc-shaped structural part | |
| CN220248503U (en) | Pressurizing and inflating tool | |
| CN216832301U (en) | Stop gear that adhesive pressing device installation was used | |
| CN217623370U (en) | Pressing device | |
| CN215846763U (en) | Press fit jig | |
| CN218225426U (en) | Swash plate shaft press-fitting device for automobile air conditioner compressor | |
| CN212195997U (en) | Carton packing, filling and pressing device | |
| CN217193748U (en) | Car glass stand dress card holds in palm mechanism | |
| CN218801878U (en) | Assembly fixture for folding seat of side door of railway wagon | |
| CN213998623U (en) | Pressing assembly mounting mechanism | |
| CN218345939U (en) | Novel support for bridge | |
| CN220406968U (en) | Foot brake connecting shaft spin riveting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BEIREN GROUP CORPORATION Free format text: FORMER OWNER: BEIREN PRINTING MACHINERY CO., LTD. Effective date: 20131022 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100022 CHAOYANG, BEIJING TO: 100176 DAXING, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20131022 Address after: 100176 No. 6, Rongchang East Street, Beijing economic and Technological Development Zone, Beijing Patentee after: Beiren Group Corporation Address before: 100022, No. 44 South broad Canal Road, Beijing, Chaoyang District Patentee before: Beiren Printing Machinery Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20030101 |
|
| EXPY | Termination of patent right or utility model |