CN202862830U - Three-dimensional printer - Google Patents

Three-dimensional printer Download PDF

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Publication number
CN202862830U
CN202862830U CN 201220581158 CN201220581158U CN202862830U CN 202862830 U CN202862830 U CN 202862830U CN 201220581158 CN201220581158 CN 201220581158 CN 201220581158 U CN201220581158 U CN 201220581158U CN 202862830 U CN202862830 U CN 202862830U
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China
Prior art keywords
supporting
mentioned
connector
dimensional printer
line slideway
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Active
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CN 201220581158
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Chinese (zh)
Inventor
邓以翔
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Guangzhou net energy product design Co., Ltd.
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邓以翔
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Priority to CN 201220581158 priority Critical patent/CN202862830U/en
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Abstract

The utility model relates to a three-dimensional printer which includes a housing and a printing device. The printing device includes eight connecting parts, Z-directional supporting parts and Y-directional supporting parts which are connected with the connecting parts, an X-directional supporting part which is arranged on the Y-directional supporting parts, a printing head which is connected with the X-directional supporting part, and a printing platform. The connecting parts are octagonal cylindrical connecting parts which can be connected with the supporting parts in six directions, and six faces of each connecting part are provided with connecting holes which are connected with the supporting parts, so the installation of the printing device becomes simple and accurate, and the disassembly and maintenance of the printing device are convenient. The printing device is strong in expansibility, and is easy to replace accessories. The entire printing device is strong in stability, and is stable and accurate in printing. A printed three-dimensional object is small in deviation, is high in precision, and is strong in simulated effect. The defects of a conventional three-dimensional printer are effectively solved. The three-dimensional printer can be widely applied to the fields of manufacturing industry, medical equipment, high technology, and education.

Description

A kind of three-dimensional printer
Technical field
The utility model relates to a kind of printer, specifically a kind of three-dimensional printer.
Background technology
Most also rests on the concept that print on the plane to printer, the printer that namely paper or other print object things is carried out the printing of literal, pattern or photo etc., the operation principle of this class printer is: paper or other print object things are delivered to the printhead place of printer along the direction of regulation, printhead then along the vertical direction of print object thing throughput direction back and forth surface sweeping move, in mobile, print, this printing belongs to two dimension prints, and what print is presented on the print object thing liking the plane.
But, along with the progress of science with to having the printing requirement of 3D shape object, there has been at present three-dimensional printer to come out, and begin to be applied to design field, paint is industrial design, the fields such as digital product die sinking, but all there is larger defective in present three-dimensional printer at aspects such as stability, balance and accuracys, and inconvenient I﹠ M.
Summary of the invention
For the existing problem of above-mentioned prior art, the purpose of this utility model provides the high three-dimensional printer that can realize three dimensional model printing of a kind of stability, balance and accuracy.
For achieving the above object, the technical scheme that the utility model adopts is: a kind of three-dimensional printer, comprise casing and be installed on the interior printing equipment of casing, being characterized in that described printing equipment comprises is positioned at up and down the connector at place, totally eight diagonal angles, be connected in the Z-direction supporting member of connector vertical direction, be connected in the Y-direction supporting member of top connector depth direction, be set up between the two Y-direction supporting members movably X-direction supporting member, the print platform that is connected in the printhead on the X-direction supporting member and is positioned at the printhead below, described connector be for can connecting eight side column shape connectors of supporting member at six direction, described octagon connector all around up and down six faces be provided with connecting hole and realize being connected with supporting member.
For the assembling that makes product becomes accurately simple, the length of side that the length of side of left back four faces is longer than other four faces before and after the above-mentioned octagon connector, the centre position of four faces offers circular hole as connecting hole all around, its top and bottom only have wherein the centre position of one side to offer onesize circular hole as connecting hole, and the connecting hole on the another side of top and bottom is screw hole.
For the assembling expansion that makes product is stronger, five centres of above-mentioned octagon connector are established and also are provided with some screw holes on round-meshed.
In order to guarantee the ground lifting of print platform energy exactly, above-mentioned print platform includes the supporting elevation platform and is with the twin-screw pusher of the return difference structure that disappears, the left and right sides two screw rods of described twin-screw pusher vertically passes the right and left of described supporting elevation platform and is installed on respectively the centre position of above-mentioned connecting plate, the place, four diagonal angles of described supporting elevation platform is provided with linear bearing, described linear bearing is connected with above-mentioned Z-direction line slideway, and described print platform is installed on the top of supporting elevation platform and realizes moving along Z axis by the drive of supporting elevation platform.
In order to guarantee that further whole print platform and printhead keep the height balance, the bottom of above-mentioned print platform is provided with level adjusting structure, in order to strengthen the adhesive capacity of printing objects, the upper surface of described print platform is provided with the texture that strengthens the printing objects adhesive capacity simultaneously.
In order to guarantee to operate steadily at the printhead that X-axis and Y-axis are slided, above-mentioned Y-direction supporting member comprises Y-direction line slideway, transmission mechanism and Y-direction belt, and described transmission mechanism is set on the Y-direction line slideway and drives by the Y-direction belt and slides along Y-axis; Above-mentioned X-direction supporting member comprises X-direction line slideway and X-direction belt, and described X-direction line slideway and X-direction belt all are installed on the above-mentioned transmission mechanism, and above-mentioned printhead is set on the X-direction line slideway and by the drive of X-direction belt and slides along X-axis.
The utility model is owing to adopting the octagon connector as being connected with Z-direction supporting member, Y-direction supporting member and being connected the structural member connection and being combined into the structure of print apparatus, thereby so that this print apparatus is more simple accurate when assembling, be easy to remove and repair, and expansion is strong, the convenient accessory of changing as required, but whole print apparatus is with the stability of unified octagon connector Effective Raise product, guarantee exactly in the print procedure, the three-dimensional article deviation that prints is little, precision is high; Again because print platform includes supporting elevation platform and the twin-screw pusher of being with the return difference structure that disappears, and the place, four diagonal angles of supporting elevation platform is provided with linear bearing and is connected with the Z-direction line slideway, therefore can guarantee that whole print platform lifting is steady, the return difference that disappears structure can guarantee that the printer lifting platform is accurate, thereby improves the quality of product; Because casing is to be placed on outside the printing equipment and by the octagon connector on screw and the printing equipment to be connected and fixed, therefore can better strengthen the rigidity of product, also be more convenient for dismounting and maintenance again.In sum, three-dimensional printer structure of the present utility model is ingenious, efficiently solves the problem that present three-dimensional printer stability, balance and accuracy etc. are wanting in, and can be widely used in manufacturing industry, Medical Devices, high-tech and the educational business.
The utility model is described in further detail below in conjunction with drawings and Examples.
Description of drawings
Fig. 1 is the integrally-built perspective view of the utility model.
Fig. 2 is the perspective view of the utility model printing equipment.
Fig. 3 is the inside perspective view of the utility model printhead.
The specific embodiment
Extremely shown in Figure 2 such as Fig. 1, a kind of three-dimensional printer, comprise casing 1 and be installed on the interior printing equipment of casing, wherein printing equipment comprises and is positioned at up and down the connector at place, totally eight diagonal angles, be connected in the Z-direction supporting member 3 of connector vertical direction, be connected in the Y-direction supporting member 4 of top connector depth direction, be set up between the two Y-direction supporting members 4 movably X-direction supporting member 5, the print platform 7 that is connected in the printhead 6 on the X-direction supporting member 5 and is positioned at printhead 6 belows, connector is for connecting eight side column shape connectors 2 of supporting member at six direction, octagon connector 2 all around up and down six faces be provided with connecting hole and realize being connected with supporting member, it is outer and be connected and fixed by the octagon connector 2 on screw and the printing equipment that the casing 1 of this embodiment is placed on printing equipment.Thereby so that this print apparatus is more simple accurate when assembling, be easy to remove and repair, and expansion is strong, the convenient accessory of changing as required, but whole print apparatus is with the stability of unified octagon connector 2 Effective Raise products, guarantee exactly in the print procedure, the three-dimensional article deviation that prints is little, precision is high, and simulated effect is strong.
As shown in Figure 2, the length of side that the length of side of left back four faces in octagon connector 2 front and back of this embodiment is longer than other four faces, and the centre position of four faces offers circular hole 21 as connecting hole all around, its top and bottom only have wherein, and the centre position of one side offers onesize circular hole 21 as connecting hole, and the connecting hole on the another side of top and bottom is screw hole 22, and five centres of octagon connector 2 are provided with on the face of circular hole 21 and also are provided with some screw holes 22, therefore utilize the octagon connector 2 of this special construction can make the assembling of product become accurately simple, expansion is stronger.The Z-direction supporting member 3 of this embodiment includes Z-direction line slideway 31 and is positioned at the connecting plate 32 of the left and right sides, connecting plate 32 be installed on respectively following four octagon connectors 2 four the octagon connectors 2 in top and top below, Z-direction line slideway 31 is installed on octagon connector 2 and the connecting plate 32, this Z-direction line slideway 31 has eight, each four of the right and lefts, wherein the Z-direction line slideway 31 in the middle of the position is mounted on the connecting plate 32, and the Z-direction line slideway 31 on both sides is to be plugged in the circular hole 21 of octagon connector 2.The print platform 7 of this embodiment includes supporting elevation platform 71 and is with the twin-screw pusher of the return difference structure 73 that disappears, the left and right sides two screw rods 72 of twin-screw pusher vertically passes the right and left of supporting elevation platform 71 and is installed on respectively the centre position of connecting plate 32, the place, four diagonal angles of supporting elevation platform 71 is provided with linear bearing 74 and is connected with Z-direction line slideway 31, utilize Z-direction line slideway 31 as guiding, thereby can realize that the print platform 7 that is installed on supporting elevation platform 71 tops can drive along Z axis mobile reposefully by supporting elevation platform 71, and this return difference structure 73 that disappears is positioned at the spring at supporting elevation platform 71 places in screw rod 72 lower ends for device, elasticity by this spring can realize the return difference that disappears, and guarantees exactly lifting of print platform 7; The bottom of this print platform 7 also is provided with level adjusting structure in addition, guarantee that further whole print platform 7 and printhead 6 keep the height balance, this print platform 7 is made by macromolecular material simultaneously, and upper surface has added texture 70 by machined, thereby has strengthened the printing objects adhesive capacity.The Y-direction supporting member 4 of this embodiment comprises Y-direction line slideway 41, transmission mechanism 43 and Y-direction belt 42, and transmission mechanism 43 is set on the Y-direction line slideway 41 and by 42 drives of Y-direction belt and slides along Y-axis; The X-direction supporting member 5 of this embodiment comprises X-direction line slideway 51 and X-direction belt 52, and X-direction line slideway 51 and X-direction belt 52 all are installed on the transmission mechanism 43, and printhead 6 is set on the X-direction line slideway 51 and drive by X-direction belt 52 and to slide along X-axis.
As shown in Figure 3, the printhead 6 of this embodiment includes extruding gear 61, squeegee roller 62, spring preloading device 63, shower nozzle heat block 64, shower nozzle 65 and drive motors 66, this squeegee roller 62 is pressed in printed material 8 on the extruding gear 61 by spring preloading device 63, shower nozzle heating block 64 is responsible for spraying printed material 8 dissolvings and from shower nozzle 65 front end spray orifices, thereby the transmission that guarantees printed material is accurately errorless, can not appear at not go out the problems such as material or discharging be inhomogeneous in the print procedure.
Although the utility model is to describe with reference to specific embodiment, this description and not meaning that is construed as limiting the utility model.With reference to description of the present utility model, other of the disclosed embodiments change, and all can expect for those skilled in the art, and this variation should belong in the affiliated claim limited range.

Claims (10)

1. three-dimensional printer, comprise casing (1) and be installed on the interior printing equipment of casing (1), it is characterized in that described printing equipment comprises is positioned at up and down the connector at place, totally eight diagonal angles, be connected in the Z-direction supporting member (3) of connector vertical direction, be connected in the Y-direction supporting member (4) of top connector depth direction, be set up between the two Y-direction supporting members (4) movably X-direction supporting member (5), the print platform (7) that is connected in the printhead (6) on the X-direction supporting member (5) and is positioned at printhead (6) below, described connector be for can connecting eight side column shape connectors (2) of supporting member at six direction, described octagon connector (2) all around up and down six faces be provided with connecting hole and realize being connected with supporting member.
2. three-dimensional printer according to claim 1, it is characterized in that the length of side that the length of side of left back four faces is longer than other four faces before and after the above-mentioned octagon connector (2), the centre position of four faces offers circular hole (21) as connecting hole all around, its top and bottom only have wherein the centre position of one side to offer onesize circular hole (21) as connecting hole, and the connecting hole on the another side of top and bottom is screw hole (22).
3. three-dimensional printer according to claim 2, five centres that it is characterized in that above-mentioned octagon connector (2) are provided with on the face of circular hole (21) and also are provided with some screw holes (22).
4. three-dimensional printer according to claim 1, it is characterized in that above-mentioned Z-direction supporting member (3) includes Z-direction line slideway (31) and is positioned at the connecting plate (32) of the left and right sides, described connecting plate (32) be installed on respectively following four octagon connectors (2) four the octagon connectors in top and top (2) below, described Z-direction line slideway (31) is installed on described octagon connector (2) and the connecting plate (32).
5. the three-dimensional printer of stating according to claim 4, it is characterized in that above-mentioned print platform (7) includes the disappear twin-screw pusher of return difference structure (73) of supporting elevation platform (71) and band, the left and right sides two screw rods (72) of described twin-screw pusher vertically passes the right and left of described supporting elevation platform (71) and is installed on respectively the centre position of above-mentioned connecting plate (32), the place, four diagonal angles of described supporting elevation platform (71) is provided with linear bearing (74), described linear bearing (74) is connected with above-mentioned Z-direction line slideway (31), and described print platform (7) is installed on the top of supporting elevation platform (71) and realizes moving along Z axis by supporting elevation platform (71) drive.
6. three-dimensional printer according to claim 5 is characterized in that the bottom of above-mentioned print platform (7) is provided with level adjusting structure, and the upper surface of described print platform (7) is provided with the texture (70) that strengthens the printing objects adhesive capacity.
7. three-dimensional printer according to claim 1, it is characterized in that above-mentioned Y-direction supporting member (4) comprises Y-direction line slideway (41), Y-direction belt (42) and transmission mechanism (43), described transmission mechanism (4) is set in Y-direction line slideway (41) upward and slides along Y-axis by Y-direction belt (42) drive.
8. three-dimensional printer according to claim 7, it is characterized in that above-mentioned X-direction supporting member (5) comprises X-direction line slideway (51) and X-direction belt (52), described X-direction line slideway (51) and X-direction skin (52) band all are installed on the above-mentioned transmission mechanism (43), and above-mentioned printhead (6) is set in X-direction line slideway (51) upward and slides along X-axis by X-direction belt (52) drive.
9. according to claim 1 or 8 described three-dimensional printers, it is characterized in that above-mentioned printhead (6) includes extruding gear (61), squeegee roller (62), spring preloading device (63), shower nozzle heat block (64), shower nozzle (65) and drive motors (66), described squeegee roller (62) is pressed in printed material (8) on the described extruding gear (61) by spring preloading device (63), and described shower nozzle heating block (64) is responsible for spraying printed material (8) dissolving and from shower nozzle (65) front end spray orifice.
10. three-dimensional printer according to claim 1 is characterized in that said machine casing (1) is placed on described printing equipment and is connected and fixed outward and by the octagon connector (2) on screw and the printing equipment.
CN 201220581158 2012-10-16 2012-10-16 Three-dimensional printer Active CN202862830U (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Cited By (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103231517A (en) * 2013-05-08 2013-08-07 吴洁 3D (three dimensional) printer extrusion apparatus applied in fuse stacking technology
CN103317726A (en) * 2013-06-19 2013-09-25 广州捷和电子科技有限公司 Nozzle transmission mechanism for 3D printer and 3D printer with same
CN103331912A (en) * 2013-07-04 2013-10-02 宁波合创快速制造技术有限公司 Desktop 3D-printing forming device
CN103331913A (en) * 2013-07-25 2013-10-02 陕西恒通智能机器有限公司 Settling-type 3D (3-dimensional) printing and forming machine
CN103358726A (en) * 2013-08-07 2013-10-23 苏州江南嘉捷机电技术研究院有限公司 Totally enclosed three-dimensional printer
CN103395208A (en) * 2013-08-07 2013-11-20 苏州江南嘉捷机电技术研究院有限公司 Synchronous fuse feeding three-dimensional printer
CN103448388A (en) * 2013-09-11 2013-12-18 桂林电子科技大学 3D printer heating plate supporting transmission structure
CN103465633A (en) * 2013-09-17 2013-12-25 长春市明威科技有限公司 Single-motor double printer head 3D printer head mechanism
CN103521765A (en) * 2013-09-29 2014-01-22 福建海源三维打印高科技有限公司 Portable three-dimensional printer
CN103538376A (en) * 2013-09-22 2014-01-29 北京太尔时代科技有限公司 Portable 3D printer
CN103878980A (en) * 2014-03-21 2014-06-25 浙江大学 Three-dimensional printer with replaceable nozzle
CN103932369A (en) * 2014-04-09 2014-07-23 西安交通大学 Controllable jetting type food 3D (Three-Dimensional) printing equipment and method
CN103932368A (en) * 2014-04-09 2014-07-23 西安交通大学 Laser 3D food printing device and printing method
CN103963304A (en) * 2014-05-27 2014-08-06 青岛金石塞岛投资咨询服务有限公司 3D (three-dimensional) printer
CN104249454A (en) * 2013-06-25 2014-12-31 泰金宝精密(新加坡)有限公司 Three-dimensional printing apparatus and printing method thereof
CN104369549A (en) * 2014-09-24 2015-02-25 合肥海闻自动化设备有限公司 High-speed digital printer for printing cap
CN104405172A (en) * 2014-10-30 2015-03-11 贵州南源电力科技股份有限公司 Telegraph pole printing device and printing method thereof
CN104553343A (en) * 2013-10-21 2015-04-29 北京印刷学院 Method for realizing three-dimensional color jet printing of embossed board
CN104647745A (en) * 2013-11-16 2015-05-27 深圳维示泰克技术有限公司 Rapid-molding device
CN104786499A (en) * 2015-04-16 2015-07-22 英华达(上海)科技有限公司 Printing-height-increased three-dimensional printer
WO2015131317A1 (en) * 2014-03-03 2015-09-11 郭永志 Nc machine provided with a workpiece array-manufacture module and workpiece array-manufacture module
CN105220879A (en) * 2015-11-05 2016-01-06 都书鹏 Construction work 3D printer
CN105235224A (en) * 2015-11-19 2016-01-13 江苏派恩信息科技有限公司 Desktop-level 3D printer
CN105269819A (en) * 2015-10-27 2016-01-27 青岛尤尼科技有限公司 Multi-spray-head 3D printer and cooperative printing method thereof
CN105398060A (en) * 2015-12-16 2016-03-16 济宁学院 Controllable fluid based 3D printer and printing method
CN105538731A (en) * 2016-03-09 2016-05-04 浙江韩益机电有限公司 3D printer
CN109263265A (en) * 2018-09-13 2019-01-25 侯莉芝 A kind of factory's injecting type printing equipment
CN111703215A (en) * 2020-05-11 2020-09-25 众木成林电子科技(苏州)有限公司 Full-automatic ink jet numbering machine

Cited By (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103231517B (en) * 2013-05-08 2015-09-09 磐纹科技(上海)有限公司 A kind of extrusion device being applied in the 3D printer of fuse accumulation technology
CN103231517A (en) * 2013-05-08 2013-08-07 吴洁 3D (three dimensional) printer extrusion apparatus applied in fuse stacking technology
CN103317726A (en) * 2013-06-19 2013-09-25 广州捷和电子科技有限公司 Nozzle transmission mechanism for 3D printer and 3D printer with same
CN104249454A (en) * 2013-06-25 2014-12-31 泰金宝精密(新加坡)有限公司 Three-dimensional printing apparatus and printing method thereof
CN103331912A (en) * 2013-07-04 2013-10-02 宁波合创快速制造技术有限公司 Desktop 3D-printing forming device
CN103331912B (en) * 2013-07-04 2016-05-04 宁波合创快速制造技术有限公司 A kind of desktop type 3D printing shaping device
CN103331913A (en) * 2013-07-25 2013-10-02 陕西恒通智能机器有限公司 Settling-type 3D (3-dimensional) printing and forming machine
CN103331913B (en) * 2013-07-25 2015-12-23 陕西恒通智能机器有限公司 Decanter type 3D printing shaping machine
CN103395208B (en) * 2013-08-07 2015-09-16 苏州江南嘉捷机电技术研究院有限公司 A kind of three-dimensional printer of synchronous wire feed
CN103358726B (en) * 2013-08-07 2015-09-16 苏州江南嘉捷机电技术研究院有限公司 Totally enclosed three-dimensional printer
CN103395208A (en) * 2013-08-07 2013-11-20 苏州江南嘉捷机电技术研究院有限公司 Synchronous fuse feeding three-dimensional printer
CN103358726A (en) * 2013-08-07 2013-10-23 苏州江南嘉捷机电技术研究院有限公司 Totally enclosed three-dimensional printer
CN103448388A (en) * 2013-09-11 2013-12-18 桂林电子科技大学 3D printer heating plate supporting transmission structure
CN103465633B (en) * 2013-09-17 2015-06-24 长春市明威科技有限公司 Single-motor double printer head 3D printer head mechanism
CN103465633A (en) * 2013-09-17 2013-12-25 长春市明威科技有限公司 Single-motor double printer head 3D printer head mechanism
CN103538376B (en) * 2013-09-22 2015-12-09 北京太尔时代科技有限公司 Portable 3D printer
CN103538376A (en) * 2013-09-22 2014-01-29 北京太尔时代科技有限公司 Portable 3D printer
CN103521765A (en) * 2013-09-29 2014-01-22 福建海源三维打印高科技有限公司 Portable three-dimensional printer
CN103521765B (en) * 2013-09-29 2016-04-20 福建海源三维打印高科技有限公司 A kind of Portable 3D printer
CN104553343A (en) * 2013-10-21 2015-04-29 北京印刷学院 Method for realizing three-dimensional color jet printing of embossed board
CN104647745A (en) * 2013-11-16 2015-05-27 深圳维示泰克技术有限公司 Rapid-molding device
CN104647745B (en) * 2013-11-16 2016-08-31 深圳维示泰克技术有限公司 A kind of rapid forming equipment
WO2015131317A1 (en) * 2014-03-03 2015-09-11 郭永志 Nc machine provided with a workpiece array-manufacture module and workpiece array-manufacture module
CN103878980B (en) * 2014-03-21 2015-11-18 浙江大学 A kind of three-dimensional printer of replaceable shower nozzle
CN103878980A (en) * 2014-03-21 2014-06-25 浙江大学 Three-dimensional printer with replaceable nozzle
CN103932369A (en) * 2014-04-09 2014-07-23 西安交通大学 Controllable jetting type food 3D (Three-Dimensional) printing equipment and method
CN103932368A (en) * 2014-04-09 2014-07-23 西安交通大学 Laser 3D food printing device and printing method
CN103932368B (en) * 2014-04-09 2015-10-28 西安交通大学 A kind of laser 3D food printing equipment and Method of printing
CN103963304A (en) * 2014-05-27 2014-08-06 青岛金石塞岛投资咨询服务有限公司 3D (three-dimensional) printer
CN104369549A (en) * 2014-09-24 2015-02-25 合肥海闻自动化设备有限公司 High-speed digital printer for printing cap
CN104405172A (en) * 2014-10-30 2015-03-11 贵州南源电力科技股份有限公司 Telegraph pole printing device and printing method thereof
CN104786499A (en) * 2015-04-16 2015-07-22 英华达(上海)科技有限公司 Printing-height-increased three-dimensional printer
CN105269819A (en) * 2015-10-27 2016-01-27 青岛尤尼科技有限公司 Multi-spray-head 3D printer and cooperative printing method thereof
CN105269819B (en) * 2015-10-27 2017-10-03 青岛尤尼科技有限公司 A kind of multi-nozzle 3D printer and its collaboration Method of printing
CN105220879A (en) * 2015-11-05 2016-01-06 都书鹏 Construction work 3D printer
CN105235224A (en) * 2015-11-19 2016-01-13 江苏派恩信息科技有限公司 Desktop-level 3D printer
CN105398060A (en) * 2015-12-16 2016-03-16 济宁学院 Controllable fluid based 3D printer and printing method
CN105538731A (en) * 2016-03-09 2016-05-04 浙江韩益机电有限公司 3D printer
CN109263265A (en) * 2018-09-13 2019-01-25 侯莉芝 A kind of factory's injecting type printing equipment
CN111703215A (en) * 2020-05-11 2020-09-25 众木成林电子科技(苏州)有限公司 Full-automatic ink jet numbering machine

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