CN104002544A - Intermittent circular screen printer and printing method - Google Patents
Intermittent circular screen printer and printing method Download PDFInfo
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- CN104002544A CN104002544A CN201410270667.3A CN201410270667A CN104002544A CN 104002544 A CN104002544 A CN 104002544A CN 201410270667 A CN201410270667 A CN 201410270667A CN 104002544 A CN104002544 A CN 104002544A
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Abstract
The invention relates to an intermittent circular screen printer which comprises a screen printing plate roller, a workbench roller and a lifting mechanism. A screen printing plate for printing is arranged on the screen printing plate roller, and in the printing process, the screen printing plate roller and the workbench roller are attached to rotate synchronously, and printing paper penetrates between the screen printing plate roller and the workbench roller to be in contact with the screen printing plate. The workbench roller is arranged on the lifting mechanism and is attached to or leaves the screen printing plate roller through the lifting mechanism. The invention further relates to an intermittent circular screen printing method. The intermittent circular screen printer and printing method have the advantages of being simple in structure, enabling backing printing paper for tag printing to be reasonably utilized to the maximum degree, greatly improving production efficiency and lowering production cost, and belong to the technical field of circular screen printing.
Description
Technical field
The present invention relates to circle screen printing technique, specifically, relate to a kind of batch (-type) circle screen process press and printing process.
Background technology
Existing round screen process press comprises: half tone roller, workbench and paper advance mechanism.Half tone roller arranges shape outward as the half tone of label pattern, the continuous rotation of half tone roller, the laminating of lower end and workbench, paper advance mechanism draws printing paper between workbench and half tone roller time continuously, and half tone roller is stamped in the ink on half tone on printing paper, to make label moiety finished product.Printing paper is synchronized with the movement with half tone roller between workbench and half tone roller, and half tone circles corresponding China ink to be printed on half tone roller becomes label moiety finished product on printing paper.
Yet there is following shortcoming in the round screen process press of this continous way: after half tone circles with half tone roller, if half tone length (being that half tone is along the circumferential length of half tone roller) is slightly smaller than the girth of half tone roller, on printing paper, the distance of two adjacent labels is less, and the utilization rate of printing paper is just high.If half tone length is far smaller than the girth of half tone roller, between two labels, distance is larger, and the utilization rate of printing paper reduces greatly, and has reduced production efficiency.
Summary of the invention
For the technical problem existing in prior art, the object of the invention is: provide a kind of and can arbitrarily control the batch (-type) of distance circle screen process press and printing process between two labels on printing paper, make paper application more fully rationally, the print cycle is shorter, and efficiency is higher.
In order to achieve the above object, the present invention adopts following technical scheme:
A batch (-type) circle screen process press, comprising: half tone roller, workbench roller and elevating mechanism; Half tone roller is provided with the half tone of printing use, during printing, and the synchronous rotation bonded to each other of half tone roller and workbench roller, printing paper is through contacting with half tone between the two; Workbench roller is arranged on elevating mechanism and by elevating mechanism and fits or leaves half tone roller.
Batch (-type) circle screen process press comprises frame; Elevating mechanism comprises support and cam; Cam rotary type is arranged in frame, and one end of support is connected with frame rotary type, and the other end of support rides on cam, and workbench roller is connected with support rotary type; The center of rotation of the center of rotation of cam, the center of rotation of support and workbench roller is parallel to each other, and the center of rotation of workbench roller is between the center of rotation of support and the center of rotation of cam.
When half tone roller and workbench roller are bonded to each other, the center of rotation of workbench roller is under the center of rotation of half tone roller.
Between workbench roller and support, by rotating shaft rotary type, be connected, rotating shaft is installed on bearing, and bearing is arranged on height-adjustable bearing block, and bearing block is rack-mount.
Batch (-type) circle screen process press comprises the paper advance mechanism that draws printing paper, and printing paper passes between half tone roller and workbench roller along horizontal direction.
Half tone is fixed on the outer wall of half tone roller, and half tone is the length of prints labels on printing paper along the circumferential lengths of half tone roller.
Cam is eccentric wheel.
A batch (-type) circle method for printing screen, is used a kind of batch (-type) circle screen process press prints labels on printing paper, comprises the steps: that a. is when a label printing completes, and half tone is with the printing paper that is rotated away from of half tone roller; Cam rotates, and the support riding on cam rotates decline around frame, drives workbench roller to leave half tone roller; B. before next label printing starts, printing paper is intermittently paper feeding under the traction of paper advance mechanism, and paper feeding distance equals two intervals between label, and half tone roller turns to the position that half tone contacts again with printing paper; C. cam rotates, and the support riding on cam rotates rising around frame, and when driving workbench roller laminating half tone roller, half tone roller and workbench roller synchronously rotate the printing that starts next label.
In step b, half tone roller continues uniform rotation, or half tone roller rotates rear time-out until printing of next label just recovers to rotate.
By to workbench roller and set spacing from fine setting, the distance between fine adjustment workbench roller and half tone roller.
Principle of the present invention is: by paper advance mechanism, draw printing paper and advance in batch (-type) circle screen process press discontinuous formula; Half tone roller and workbench roller arrange in pairs, reverse sync is rotated; Elevating mechanism drives workbench roller to fit or leave half tone roller; In half tone roller rotation process, the time of half tone and printing paper laminating is printing time; In corresponding printing time, workbench roller need be fitted with half tone roller, and synchronous rotation printed, the synchronous paper feeding of paper advance mechanism; For all the other times except printing time, workbench roller need be separated with half tone roller, the paper feeding of paper advance mechanism batch (-type), and paper feeding distance is identical with the distance between two labels, half tone roller completes idle running or rotates completing on the basis of idle running to suspend, for the printing of next label is prepared.
Generally speaking, tool of the present invention has the following advantages:
1. adopt the workbench of pulley type, can better coordinate elevating mechanism to realize and the separated of half tone roller and laminating.
2. adopt the elevating mechanism of cam-type, rotate the rule lifting that can realize elevating mechanism by cam, the rotating speed of the profile of design cam and control cam, can control laminating and separated time, simple in structure, operates steadily reliable.
3. bearing block adjustable-height, can fine adjustment workbench roller and half tone roller between spacing.
4. control the heave period of elevating mechanism, the work period that coordinates half tone roller, intermittent motion period with paper advance mechanism, blank space between adjacent two labels is controlled in the reasonable scope, the base stock printing paper of label printing can farthest rationally be utilized, and greatly enhance productivity, reduce production costs.
5. can control each mechanism action by control system, good accurate cooperation realizes the printing of label.
6. adopt the eccentric wheel in cam, simple in structure, easy for installation.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present invention.
Fig. 2 is the schematic diagram of half tone roller.
Fig. 3 is the schematic diagram of printing paper and label.
Wherein, the 1st, half tone roller, the 2nd, workbench roller, the 3rd, support, the 4th, printing paper, the 5th, eccentric wheel, the 6th, the center of rotation of support, the 7th, paper advance mechanism, the 8th, half tone, the 9th, label, a is the distance between adjacent two labels, L is the length of label.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention will be further described in detail.
A batch (-type) circle screen process press, comprising: half tone roller, workbench roller, elevating mechanism, paper advance mechanism, frame.Half tone roller, workbench roller, elevating mechanism, paper advance mechanism are installed in frame.
Half tone roller is cylindric, and outer surface is fixed with half tone, and the length of half tone is that it is along the circumferential length of cylinder.Half tone roller drives rotation by motor.
Workbench roller is cylindric, by elevating mechanism, drives lifting, fits or leaves with half tone roller, and during laminating, both are relative to synchronously rotating, and printing paper is through synchronous paper feeding between the two, and printing paper contacts inking and realizes printing with half tone.Workbench roller drives rotation by motor.
Elevating mechanism comprises support and eccentric wheel.Eccentric wheel is connected with frame rotary type.Left end and the frame of support are joined by rotating shaft, and right-hand member rides on eccentric wheel.Workbench roller is fixed on the middle part of support by rotating shaft, bearing, bearing block, bearing block is the bearing block of adjustable height position.Eccentric wheel turns to diverse location, and the height of support is different, and then controls the height of workbench roller.Eccentric wheel is driven and is rotated by motor.
Paper advance mechanism is to drive by motor the drive roll rotating, the paper feeding of traction printing paper.
A kind of course of work of batch (-type) circle screen process press is as follows:
Paper advance mechanism as shown in Figure 1 direction is sent printing paper.Half tone roller and workbench roller gear motion, the inking of printing paper between is printed as label according to half tone content on printing paper.
Half tone is along with the rotation of half tone roller completes once complete printing, when half tone just leaves printing paper, eccentric wheel rotates to and makes support rotate clockwise a very little radian around the center of rotation of support, now between half tone roller and workbench roller, form gap, half tone roller rotates and makes half tone again enter next print cycle, paper advance mechanism moves a distance forward by printing paper simultaneously, and this distance is applicable to cutting out of label paper.After printing paper and half tone roller are adjusted, eccentric wheel rotates and makes workbench roller increase, and regulates the pressure between half tone roller and workbench roller, then realizes printing.
By reference to the accompanying drawings 2 and the technical goal that realizes of accompanying drawing 3 explanation the present invention.As Fig. 2, half tone is arranged on the outer surface of half tone roller, and the length of half tone is the length that major arc AB is corresponding, the one section of arc length of now also having more than needed except half tone on half tone roller.As accompanying drawing 3, the label that half tone prints on printing paper, L is the length of label, the length of corresponding half tone (length of major arc AB in accompanying drawing 2) namely, if printing paper and half tone roller are synchronized with the movement, on printing paper, the distance between adjacent two labels is a, so just greatly reduces production efficiency, has also increased production cost simultaneously.If use a kind of batch (-type) circle of the present invention screen process press,, after printing a label paper, make workbench roller separated with half tone roller, adjust rapidly half tone roller and paper advance mechanism, the space length of adjustable printing paper, has improved production efficiency greatly, has also saved production cost.
Except the mode that the present embodiment is mentioned, elevating mechanism can adopt cylinder type lifting mechanism, or gear-rack type lifter structure drives the lifting of workbench roller straight line; Cam also can adopt other shapes beyond eccentric wheel, for example, when cam continues to travel at the uniform speed, can coordinate the peripheral shape of the Design of Rotation cam of cam to control the laminating time.These mapping modes are all in protection scope of the present invention.
Above-described embodiment is preferably embodiment of the present invention; but embodiments of the present invention are not restricted to the described embodiments; other any do not deviate from change, the modification done under Spirit Essence of the present invention and principle, substitutes, combination, simplify; all should be equivalent substitute mode, within being included in protection scope of the present invention.
Claims (10)
1. a batch (-type) circle screen process press, is characterized in that: comprising: half tone roller, workbench roller and elevating mechanism; Half tone roller is provided with the half tone of printing use, during printing, and the synchronous rotation bonded to each other of half tone roller and workbench roller, printing paper is through contacting with half tone between the two; Workbench roller is arranged on elevating mechanism and by elevating mechanism and fits or leaves half tone roller.
2. according to batch (-type) circle screen process press claimed in claim 1, it is characterized in that: comprise frame; Elevating mechanism comprises support and cam; Cam rotary type is arranged in frame, and one end of support is connected with frame rotary type, and the other end of support rides on cam, and workbench roller is connected with support rotary type; The center of rotation of the center of rotation of cam, the center of rotation of support and workbench roller is parallel to each other, and the center of rotation of workbench roller is between the center of rotation of support and the center of rotation of cam.
3. according to batch (-type) claimed in claim 2 circle screen process press, it is characterized in that: when described half tone roller and workbench roller are bonded to each other, the center of rotation of workbench roller is under the center of rotation of half tone roller.
4. according to batch (-type) circle screen process press claimed in claim 3, it is characterized in that: between described workbench roller and support, by rotating shaft rotary type, be connected, rotating shaft is installed on bearing, and bearing is arranged on height-adjustable bearing block, and bearing block is rack-mount.
5. according to batch (-type) circle screen process press claimed in claim 1, it is characterized in that: comprise the paper advance mechanism that draws printing paper, printing paper passes between half tone roller and workbench roller along horizontal direction.
6. according to batch (-type) circle screen process press claimed in claim 1, it is characterized in that: described half tone is fixed on the outer wall of half tone roller, half tone is the length of prints labels on printing paper along the circumferential lengths of half tone roller.
7. according to batch (-type) circle screen process press claimed in claim 2, it is characterized in that: described cam is eccentric wheel.
8. a batch (-type) circle method for printing screen, is characterized in that: right to use requires the batch (-type) circle screen process press prints labels on printing paper described in 2, comprises the steps:
A. when a label printing completes, half tone is with the printing paper that is rotated away from of half tone roller; Cam rotates, and the support riding on cam rotates decline around frame, drives workbench roller to leave half tone roller;
B. before next label printing starts, printing paper is intermittently paper feeding under the traction of paper advance mechanism, and paper feeding distance equals two intervals between label, and half tone roller turns to the position that half tone contacts again with printing paper;
C. cam rotates, and the support riding on cam rotates rising around frame, and when driving workbench roller laminating half tone roller, half tone roller and workbench roller synchronously rotate the printing that starts next label.
9. according to batch (-type) circle method for printing screen claimed in claim 8, it is characterized in that: in described step b, half tone roller continues uniform rotation, or half tone roller rotates rear time-out until printing of next label just recovers to rotate.
10. according to batch (-type) claimed in claim 8 circle method for printing screen, it is characterized in that: by workbench roller and set spacing from fine setting, the distance between fine adjustment workbench roller and half tone roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410270667.3A CN104002544B (en) | 2014-06-17 | 2014-06-17 | A kind of batch (-type) circle method for printing screen |
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| CN201410270667.3A CN104002544B (en) | 2014-06-17 | 2014-06-17 | A kind of batch (-type) circle method for printing screen |
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| CN104002544A true CN104002544A (en) | 2014-08-27 |
| CN104002544B CN104002544B (en) | 2016-02-10 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106218209A (en) * | 2016-09-09 | 2016-12-14 | 上海陈兴印刷器材有限公司 | A kind of arc half tone, the manufacture method of arc half tone and printing process thereof |
| CN107618279A (en) * | 2017-10-16 | 2018-01-23 | 湖北东神天神实业有限公司 | A kind of emulsion explosive cartridge automatic printing decoding apparatus |
| CN109835050A (en) * | 2019-03-15 | 2019-06-04 | 东莞市鸿程机械有限公司 | The ribbon cylinder printing machine of adjustable print gap |
| CN112389090A (en) * | 2020-11-22 | 2021-02-23 | 邱志强 | Sunken icon forming machine is used in processing of circular arc can |
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| US4256037A (en) * | 1978-01-31 | 1981-03-17 | Stork-Brabant B.V. | Apparatus for intermittent printing |
| CN2113882U (en) * | 1990-10-07 | 1992-08-26 | 吴志杰 | Plastic Woven Bag Printing Machine |
| JP2958640B1 (en) * | 1998-08-04 | 1999-10-06 | 株式会社三條機械製作所 | Printing equipment |
| CN202106653U (en) * | 2011-07-01 | 2012-01-11 | 上海中天印刷设备制造有限公司 | Intermittent silk-screen printing device for label printing machine |
| JP2012030462A (en) * | 2010-07-30 | 2012-02-16 | Sony Corp | Printing apparatus |
| CN103568502A (en) * | 2013-08-22 | 2014-02-12 | 张金春 | Supercapacitor and lithium battery electrode printing and coating device and printing process thereof |
| CN203919970U (en) * | 2014-06-17 | 2014-11-05 | 广州市裕田机械制造有限公司 | A kind of batch (-type) circle screen process press |
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US4256037A (en) * | 1978-01-31 | 1981-03-17 | Stork-Brabant B.V. | Apparatus for intermittent printing |
| CN2113882U (en) * | 1990-10-07 | 1992-08-26 | 吴志杰 | Plastic Woven Bag Printing Machine |
| JP2958640B1 (en) * | 1998-08-04 | 1999-10-06 | 株式会社三條機械製作所 | Printing equipment |
| JP2012030462A (en) * | 2010-07-30 | 2012-02-16 | Sony Corp | Printing apparatus |
| CN202106653U (en) * | 2011-07-01 | 2012-01-11 | 上海中天印刷设备制造有限公司 | Intermittent silk-screen printing device for label printing machine |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106218209A (en) * | 2016-09-09 | 2016-12-14 | 上海陈兴印刷器材有限公司 | A kind of arc half tone, the manufacture method of arc half tone and printing process thereof |
| CN107618279A (en) * | 2017-10-16 | 2018-01-23 | 湖北东神天神实业有限公司 | A kind of emulsion explosive cartridge automatic printing decoding apparatus |
| CN109835050A (en) * | 2019-03-15 | 2019-06-04 | 东莞市鸿程机械有限公司 | The ribbon cylinder printing machine of adjustable print gap |
| CN112389090A (en) * | 2020-11-22 | 2021-02-23 | 邱志强 | Sunken icon forming machine is used in processing of circular arc can |
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|---|---|
| CN104002544B (en) | 2016-02-10 |
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