Precise printing machine for double-specification low-temperature co-fired flexible ceramic wafers

Abstract

The utility model discloses a precision printing machine for double-specification low-temperature co-fired flexible ceramic chips. The precision printing machine comprises printing equipment, drying equipment and blanking equipment, a first feeding mechanism of the printing equipment is movably arranged above a feeding bin and the input end of a double-specification positioning and conveying mechanism, an OCR camera is arranged above the double-specification positioning and conveying mechanism, and a transfer mechanism is movably arranged at the output end of the double-specification positioning and conveying mechanism and above a transfer platform. The transfer platform is movably arranged on the transfer platform, the printing platform is movably arranged on the printing platform transmission mechanism, the second feeding mechanism is movably arranged above feeding and discharging stations of the transfer platform and the printing platform transmission mechanism, the UVW alignment mechanism is arranged above the feeding and discharging stations of the printing platform transmission mechanism, and the printing mechanism is arranged above a printing station of the printing platform transmission mechanism. The first discharging mechanism is movably arranged above the feeding and discharging station of the printing platform transmission mechanism and the input end of the drying device. The device can greatly reduce the labor cost and improve the production efficiency.

Description

TECHNICAL FIELD

[0001] The utility model relates to low temperature co-fired ceramic processing technical field, specifically related to a double specification low temperature co-fired flexible ceramic sheet precision printing machine. BACKGROUND

[0002] In the low temperature co-fired ceramic (LTCC) industry, after the ceramic sheet is punched and printed, the ceramic sheet needs to be stacked in up-down alignment, and then the stacked ceramic sheet is sent to subsequent processes for lamination. As a widely used printing equipment, the screen printing machine plays an important role in the ceramic sheet printing process. During printing, the printing paste on the screen is pushed and scraped by the squeegee, so that the printing paste is transferred to the screen's corresponding ceramic sheet printing plate text part through the screen, thereby forming a pattern on the ceramic sheet. However, the existing screen printing machine needs manual feeding and discharging of each piece, which has low automation, high labor intensity, and low production efficiency. After printing, the ceramic sheet needs to be manually transferred to a drying device for drying treatment, and then manually discharged after drying. A large number of manual labor is required, and the high surface temperature of the ceramic sheet after drying can easily cause burns to the hands. SUMMARY

[0003] The utility model aims at overcoming the prior art's shortcomings, providing a double specification low temperature co-fired flexible ceramic sheet precision printing machine, which can realize automatic feeding, positioning, printing, drying and discharging, greatly reducing labor costs, improving production efficiency, and eliminating the risk of hand burns.

[0004] The technical scheme of the utility model is as follows:

[0005] A double specification low temperature co-fired flexible ceramic sheet precision printing machine is composed of a printing device, a drying device and a discharging device connected in sequence. The printing device includes a first rack, an upper feeding bin, a first feeding mechanism, a double specification positioning and conveying mechanism, an OCR camera, a transfer mechanism, a transfer platform, a second feeding mechanism, a printing platform, a printing platform transmission mechanism, a UVW alignment mechanism, a printing mechanism and a first discharging mechanism arranged on the first rack.

[0006] The first feeding mechanism is movably arranged above the upper feeding bin and the input end of the double specification positioning and conveying mechanism. The first feeding mechanism grabs the ceramic sheet in the upper feeding bin and places it on the double specification positioning and conveying mechanism.

[0007] The double specification positioning and conveying mechanism can accommodate two specifications of ceramic sheets through vacuum adsorption.

[0008] The OCR camera is arranged above the double specification positioning and conveying mechanism to view the characters on the ceramic sheet.

[0009] The transfer mechanism is movably arranged above the output end of the double-specification positioning conveying mechanism and the transfer platform, and is used to pick up the ceramic sheet on the double-specification positioning conveying mechanism and place it on the transfer platform.

[0010] The printing platform transmission mechanism is divided into an upper and lower material loading and unloading station and a printing station, and the printing platform is movably arranged on the printing platform transmission mechanism and reciprocally moves between the upper and lower material loading and unloading station and the printing station under the driving action of the printing platform transmission mechanism.

[0011] The second material loading mechanism is movably arranged above the upper and lower material loading and unloading station of the transfer platform and the printing platform transmission mechanism, and is used to pick up the ceramic sheet on the transfer platform and place it on the printing platform, and the printing platform is used to vacuum adsorb the ceramic sheet.

[0012] The UVW alignment mechanism is arranged above the upper and lower material loading and unloading station of the printing platform transmission mechanism, and is used to rotate and align the printing platform after the ceramic sheet is loaded on the printing platform.

[0013] The printing mechanism is arranged above the printing station of the printing platform transmission mechanism, and is used to screen print the ceramic sheet on the printing platform.

[0014] The first material unloading mechanism is movably arranged above the upper and lower material loading and unloading station of the printing platform transmission mechanism and the input end of the drying device, and is used to pick up the ceramic sheet on the printing platform which has completed printing and send it to the drying device for drying treatment, and the ceramic sheet after drying is sent to the material unloading device for unloading.

[0015] The top lifting mechanism is arranged at the bottom of the material loading bin.

[0016] Further, the double-specification positioning conveying mechanism comprises a conveying belt, a vacuum adsorption jig movably connected to the conveying belt, and a vacuum generator arranged in the vacuum adsorption jig, a first vacuum adsorption area is arranged on the vacuum adsorption jig, the first vacuum adsorption area is connected to the vacuum generator through a first vacuum valve, a second vacuum adsorption area is arranged on the side of the first vacuum adsorption area, and the second vacuum adsorption area is connected to the vacuum generator through a second vacuum valve.

[0017] Further, the printing platform comprises a movable base, a vacuum adsorption module, a PE film unwinding mechanism, and a PE film winding mechanism, the vacuum adsorption module is arranged on the movable base, the PE film unwinding mechanism and the PE film winding mechanism are arranged on the left and right sides of the vacuum adsorption module, the PE film unwinding mechanism unwinds the PE film towards the vacuum adsorption module and winds it through the adsorption surface of the vacuum adsorption module to the PE film winding mechanism, and the adsorption surface of the vacuum adsorption module adsorbs the ceramic sheet through the PE film.

[0018] Further, the printing mechanism comprises a first support, a printing head transmission assembly, a liftable printing head assembly, a second support and a screen mounting frame, the printing head transmission assembly is arranged on the first support, the liftable printing head assembly is movably arranged on the printing head transmission assembly and performs a printing action under the driving action of the printing head transmission assembly, and the screen mounting frame is arranged on the second support and below the liftable printing head assembly and is used for mounting a screen.

[0019] Further, opposite sides of the second support are respectively provided with a first vertical guide rail and a second vertical guide rail, a first sliding block is movably connected to the first vertical guide rail, a second sliding block is movably connected to the second vertical guide rail, and two ends of the screen mounting frame are respectively pivotally connected to the first sliding block and the second sliding block.

[0020] Further, the discharging device comprises a second rack, a receiving mechanism and a second discharging mechanism arranged on the second rack, the receiving mechanism is arranged corresponding to the output end of the drying device and can be used for receiving ceramic sheets of different specifications, and the second discharging mechanism is movably arranged above the receiving mechanism and is used for grabbing the ceramic sheets flowing to the receiving mechanism and discharging the ceramic sheets.

[0021] Compared with the prior art, the utility model has the advantages that the utility model integrates the feeding bin, the first feeding mechanism, the double-specification positioning conveying mechanism, the OCR camera, the transfer mechanism, the transfer platform, the second feeding mechanism, the printing platform, the printing platform transmission mechanism, the printing mechanism and the first discharging mechanism, the ceramic sheets can be stacked and placed in the feeding bin, are fed to the double-specification positioning conveying mechanism through the first feeding mechanism, the double-specification positioning conveying mechanism can compatibly adsorb and convey two kinds of ceramic sheets, the double-specification positioning conveying mechanism collects the positions of the ceramic sheets through the OCR camera during conveying the ceramic sheets, then the ceramic sheets on the transfer platform are grabbed through the second feeding mechanism and are placed on the printing platform, the printing platform drives the ceramic sheets to move below the printing mechanism for screen printing under the action of the printing platform transmission mechanism, after printing, the ceramic sheets are sent to the drying device for drying treatment through the first discharging mechanism, and after drying, the ceramic sheets are sent to the discharging device for discharging, realizing the automation of the whole process of feeding, positioning, printing, drying and discharging, greatly reducing the labor cost, improving the production efficiency and preventing the phenomenon of hand scalding. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to make the technical scheme in the embodiments of the present application clearer, the drawings needed in the embodiments or prior art description will be briefly introduced below, obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor.

[0023] Figure 1 A perspective view of a double-specification low-temperature co-fired flexible ceramic sheet precision printing machine according to the present application is shown in Figure 1.

[0024] Figure 2 A plan view of a double-specification low-temperature co-fired flexible ceramic sheet precision printing machine according to the present application is shown in Figure 2.

[0025] Figure 3 A structural schematic view of the printing mechanism according to the present application is shown in Figure 3. DETAILED DESCRIPTION

[0026] In order to make the technical scheme in the embodiments of the present application clearer, the drawings needed in the embodiments or prior art description will be briefly introduced below, obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor.

[0027] In order to make the technical scheme in the embodiments of the present application clearer, the drawings needed in the embodiments or prior art description will be briefly introduced below, obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor.

[0028] EMBODIMENT

[0029] Please refer to Figure 1 , Figure 2The embodiment provides a double-specification low-temperature co-fired flexible ceramic sheet precision printing machine which is composed of three parts of a printing device 1, a drying device 2 and a discharging device 3 which are sequentially connected. The printing device 1 comprises a first rack 101, a feeding bin 102, a first feeding mechanism 103, a double-specification positioning and conveying mechanism 104, an OCR camera 105, a transfer mechanism 106, a transfer platform 107, a second feeding mechanism 108, a printing platform 109, a printing platform transmission mechanism 110, a UVW alignment mechanism 113, a printing mechanism 111 and a first discharging mechanism 112 which are arranged on the first rack 101. The first feeding mechanism 103 is movably arranged above the feeding bin 102 and the input end of the double-specification positioning and conveying mechanism 104, ceramic sheets in the feeding bin 102 are grabbed by the first feeding mechanism 103 and placed on the double-specification positioning and conveying mechanism 104. The double-specification positioning and conveying mechanism 104 can adsorb ceramic sheets of two specifications by vacuum adsorption. The OCR camera 105 is arranged above the double-specification positioning and conveying mechanism 104 and is used for checking the string on the ceramic sheet. The transfer mechanism 106 is movably arranged above the output end of the double-specification positioning and conveying mechanism 104 and the transfer platform 107, ceramic sheets on the double-specification positioning and conveying mechanism 104 are grabbed by the transfer mechanism 106 and placed on the transfer platform 107. The printing platform transmission mechanism 110 is divided into an upper and lower feeding station and a printing station from front to back, the printing platform 109 is movably arranged on the printing platform transmission mechanism 110 and reciprocally moves between the upper and lower feeding station and the printing station under the driving action of the printing platform transmission mechanism 110. The second feeding mechanism 108 is movably arranged above the transfer platform 107 and the upper and lower feeding station of the printing platform transmission mechanism 110, ceramic sheets on the transfer platform 106 are grabbed by the second feeding mechanism 108 and placed on the printing platform 109, and the printing platform 109 adsorbs the ceramic sheets by vacuum adsorption. The UVW alignment mechanism 113 is arranged above the upper and lower feeding station of the printing platform transmission mechanism 110 and is used for UVW rotary alignment of the printing platform 109 after the printing platform 109 is fed. The printing mechanism 111 is arranged above the printing station of the printing platform transmission mechanism 110 and is used for silk screen printing of the ceramic sheets on the printing platform 109. The first discharging mechanism 112 is movably arranged above the upper and lower feeding station of the printing platform transmission mechanism 110 and the input end of the drying device 2, ceramic sheets on the printing platform 109 which have completed printing are grabbed by the first discharging mechanism 112 and sent to the drying device 2 for drying treatment, and the ceramic sheets after drying are sent to the discharging device 3 for discharging.

[0030] Further, the bottom of the feeding bin 102 is provided with a jacking mechanism, ceramic sheets can be stacked and placed in the feeding bin 102, and the jacking mechanism drives the upward movement.

[0031] Further, the double-specification positioning and conveying mechanism 104 comprises a conveying belt 1041, a vacuum suction jig 1042 movably connected to the conveying belt 1041, and a vacuum generator arranged inside the vacuum suction jig 1042, the vacuum suction jig 1042 is provided with a first vacuum suction area 10421, the first vacuum suction area 10421 is connected to the vacuum generator through a first vacuum valve, the periphery of the first vacuum suction area 10421 is provided with a second vacuum suction area 10422, the second vacuum suction area 10422 is connected to the vacuum generator through a second vacuum valve. When producing small-specification ceramic sheets, the first vacuum valve is opened, the second vacuum valve is closed, and the ceramic sheet is suctioned through the first vacuum suction area 10421; when producing large-specification ceramic sheets, the first vacuum valve and the second vacuum valve are both opened, and the ceramic sheet is suctioned through the first vacuum suction area 10421 and the second vacuum suction area 10422.

[0032] Further, the printing platform 109 comprises a movable base 1091, a vacuum suction module 1092, a PE film unwinding mechanism 1093 and a PE film winding mechanism 1094, the vacuum suction module 1092 is arranged on the movable base 1091, the PE film unwinding mechanism 1093 and the PE film winding mechanism 1094 are arranged on the left and right sides of the vacuum suction module 1092 respectively, the PE film unwinding mechanism 1093 unwinds the PE film towards the vacuum suction module 1092 and winds the PE film through the suction surface of the vacuum suction module 1092 to the PE film winding mechanism 1094, and the suction surface of the vacuum suction module 1092 suction the ceramic sheet through the PE film.

[0033] Further, in combination with Figure 3As shown, the printing mechanism 111 comprises a first support 11101, a printing head transmission assembly 11102, a liftable printing head assembly 11103, a second support 11104 and a screen mounting frame 11105, the printing head transmission assembly 11102 is arranged on the first support 11101, the liftable printing head assembly 11103 is movably arranged on the printing head transmission assembly 11102 and performs a printing action under the driving action of the printing head transmission assembly 11102, and the screen mounting frame 11105 is arranged on the second support 11104 and below the liftable printing head assembly 11103 and is used for mounting a screen. In the embodiment, the second support 11104 is provided with a first vertical guide rail 11106 and a second vertical guide rail 11107 on opposite sides, respectively, the first vertical guide rail 11106 is movably connected with a first sliding block 11108, the second vertical guide rail is movably connected with a second sliding block 11109, and the two ends of the screen mounting frame 11105 are pivotally connected to the first sliding block 11108 and the second sliding block 11109, respectively, the second support 11104 is provided with a first lifting cylinder 11110 and a second lifting cylinder 11111 opposite to each other, the cylinder shaft of the first lifting cylinder 11110 is connected to one end of the screen mounting frame 11105 downward, and the cylinder shaft of the second lifting cylinder 11111 is connected to the other end of the screen mounting frame 11105 downward, and the structure design enables the screen mounting frame 11105 to drive the screen to be inclined, so that the liftable printing head assembly 11103 can be inclined downward during the printing process, so as to achieve the purpose of extruding more printing paste at one time, and compared with the existing back-and-forth printing mode, the liftable printing head assembly 11103 can complete the printing work once, thereby improving the printing efficiency.

[0034] Further, the discharging device 3 comprises a second rack 31, a receiving mechanism 32 and a second discharging mechanism 33 arranged on the second rack 31, the receiving mechanism 32 is arranged corresponding to the output end of the drying device 2 and can be used for receiving ceramic sheets of different specifications, and the second discharging mechanism 33 is movably arranged above the receiving mechanism 32 and is used for grabbing the ceramic sheets flowing to the receiving mechanism 32 and discharging the ceramic sheets.

[0035] The above is only a preferred embodiment of the present application and is not used to limit the present application, and any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A dual-gauge low-temperature co-fired flexible ceramic sheet precision printer characterized by: The printing device, drying device and discharging device are sequentially connected, the printing device comprises a first rack, a feeding bin, a first feeding mechanism, a double-specification positioning conveying mechanism, an OCR camera, a transfer mechanism, a transfer platform, a second feeding mechanism, a printing platform, a printing platform transmission mechanism, a UVW alignment mechanism, a printing mechanism and a first discharging mechanism which are arranged on the first rack; The first feeding mechanism is movably arranged above the feeding bin and the input end of the double-specification positioning conveying mechanism, and the first feeding mechanism is used for grabbing the ceramic sheet in the feeding bin and placing the ceramic sheet on the double-specification positioning conveying mechanism; The double-specification positioning conveying mechanism is used for vacuum adsorbing the ceramic sheet, and the double-specification positioning conveying mechanism is compatible with two specifications of ceramic sheets. The OCR camera is arranged above the double-specification positioning conveying mechanism and is used for checking the string on the ceramic sheet. The transfer mechanism is movably arranged above the output end of the double-specification positioning conveying mechanism and the transfer platform, and the transfer mechanism is used for grabbing the ceramic sheet on the double-specification positioning conveying mechanism and placing the ceramic sheet on the transfer platform. The printing platform transmission mechanism is divided into an upper and lower feeding station and a printing station, and the printing platform is movably arranged on the printing platform transmission mechanism and reciprocally moves between the upper and lower feeding station and the printing station under the driving action of the printing platform transmission mechanism. The second feeding mechanism is movably arranged above the upper and lower feeding station of the transfer platform and the printing platform transmission mechanism, and the second feeding mechanism is used for grabbing the ceramic sheet on the transfer platform and placing the ceramic sheet on the printing platform. The UVW alignment mechanism is arranged above the upper and lower feeding station of the printing platform transmission mechanism and is used for UVW rotation alignment of the printing platform after the ceramic sheet is fed onto the printing platform. The printing mechanism is arranged above the printing station of the printing platform transmission mechanism and is used for screen printing the ceramic sheet on the printing platform. The first discharging mechanism is movably arranged above the upper and lower feeding station of the printing platform transmission mechanism and the input end of the drying device, and the first discharging mechanism is used for grabbing the ceramic sheet on the printing platform which has completed printing and sending the ceramic sheet to the drying device for drying treatment, and the ceramic sheet after drying is sent to the discharging device for discharging.

2. The dual gauge low temperature co-fired ceramic sheet precision printer of claim 1, wherein: The bottom of the feeding bin is provided with a jacking mechanism.

3. The dual gauge low temperature co-fired ceramic sheet precision printer of claim 1, wherein: The double-specification positioning conveying mechanism comprises a conveying belt, a vacuum adsorption jig movably connected to the conveying belt and a vacuum generator arranged in the vacuum adsorption jig, the vacuum adsorption jig is provided with a first vacuum adsorption area, the first vacuum adsorption area is connected to the vacuum generator through a first vacuum valve, the side of the first vacuum adsorption area is provided with a second vacuum adsorption area, and the second vacuum adsorption area is connected to the vacuum generator through a second vacuum valve.

4. The dual gauge low temperature co-fired ceramic (LTCC) precision printer of claim 1, wherein: The printing platform comprises a movable base, a vacuum adsorption module, a PE film unwinding mechanism and a PE film winding mechanism, the vacuum adsorption module is arranged on the movable base, the PE film unwinding mechanism and the PE film winding mechanism are arranged on the left and right sides of the vacuum adsorption module, the PE film unwinding mechanism unwinds the PE film towards the vacuum adsorption module and winds the PE film through the adsorption surface of the vacuum adsorption module to the PE film winding mechanism, and the adsorption surface of the vacuum adsorption module adsorbs the ceramic sheet through the PE film.

5. The dual gauge low temperature co-fired ceramic sheet precision printer of claim 1, wherein: The printing mechanism comprises a first support, a printing head transmission assembly, a liftable printing head assembly, a second support and a screen mounting frame, the printing head transmission assembly is arranged on the first support, the liftable printing head assembly is movably arranged on the printing head transmission assembly and performs a printing action under the driving action of the printing head transmission assembly, and the screen mounting frame is arranged on the second support and below the liftable printing head assembly and is used for mounting a screen.

6. The dual gauge low temperature co-fired ceramic sheet precision printer of claim 5, wherein: The opposite sides of the second support are respectively provided with a first vertical guide rail and a second vertical guide rail, a first sliding block is movably connected to the first vertical guide rail, a second sliding block is movably connected to the second vertical guide rail, and the two ends of the screen mounting frame are respectively pivotally connected to the first sliding block and the second sliding block, the second support is provided with a first lifting cylinder and a second lifting cylinder in opposition, the cylinder shaft of the first lifting cylinder is connected to one end of the screen mounting frame downward, and the cylinder shaft of the second lifting cylinder is connected to the other end of the screen mounting frame downward.

7. The dual gauge low temperature co-fired ceramic (LTCC) flex sheet precision printer of claim 1, wherein: The blanking device comprises a second rack and a receiving mechanism and a second blanking mechanism arranged on the second rack, the receiving mechanism is arranged corresponding to the output end of the drying device and can be used for receiving ceramic sheets of different specifications, and the second blanking mechanism is movably arranged above the receiving mechanism and is used for grabbing the ceramic sheets flowing to the receiving mechanism and blanking.

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