CN210190885U - Thermal printer with wide-adaptability paper detection sensor - Google Patents
Thermal printer with wide-adaptability paper detection sensor Download PDFInfo
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- CN210190885U CN210190885U CN201920755332.9U CN201920755332U CN210190885U CN 210190885 U CN210190885 U CN 210190885U CN 201920755332 U CN201920755332 U CN 201920755332U CN 210190885 U CN210190885 U CN 210190885U
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Abstract
The utility model provides a thermal printer of examining paper sensor with adaptability is wide, its core is provided with the spout on the paper feed passageway, the spout extends along the width direction of paper feed passageway, the length of spout is greater than the biggest paper length that presss from both sides of half, examine the paper unit including examining the paper support, go up examine the paper sensor and examine the paper sensor down, it sets up in spout department and can follow the spout and slide to examine the paper support, it is provided with the groove to examine the paper support, the paper feed direction along the paper feed passageway of crossing the groove runs through the setting, it is located the top tip in groove to examine the paper support to go up to examine the paper sensor setting, it is located the below tip in groove to examine the paper support down to examine the paper sensor setting, go up to examine the paper sensor and examine the paper sensor setting relatively down, the length that the length more than or equal to half in groove presss from both sides paper. The wide range of movement space and the longer length of the passing groove enable various printing papers and various detection positions to be adapted, and therefore the adaptation degree of the printing papers is improved.
Description
Technical Field
The utility model relates to a thermal printing equipment field especially relates to a thermal printer of examining paper sensor with adaptability is wide.
Background
With the popularization and application of thermal printers, the thermal printers are used in automatic teller machines of banks, cash registers of supermarkets and delivery places of e-commerce, especially printing of the e-commerce industry and the express delivery industry is rapidly increased, and higher requirements are provided for the stability, durability and printing sample paper size of the printers.
Present thermal printer generally all is provided with and beats printer paper position detection subassembly, detects the edge position, then realizes printing, however, because some detection positions that appear now are located the middle part of beating printer paper, so current detection subassembly can't detect this kind of printer paper, can't improve and print the suitability.
Disclosure of Invention
The utility model aims at providing a thermal printer who examines paper sensor with adaptability is wide.
In order to realize the purpose of the utility model, the utility model provides a thermal printer with wide adaptability paper detection sensor, which comprises a shell and a core arranged in the shell, wherein the core is relatively provided with a rubber roller and a thermal sensitive sheet, a paper feeding channel is formed between the rubber roller and the thermal sensitive sheet, the core is provided with a paper clamping component at the upstream part of the paper feeding direction of the paper feeding channel, the paper clamping component comprises two paper clamping blocks, and the paper clamping blocks can move along the width direction of the paper feeding channel; the maximum paper clamping length is arranged between the two paper clamping blocks; the machine core is provided with a sliding chute on the paper feeding channel, the sliding chute is positioned between the rubber roller and the paper clamping component, the sliding chute extends along the width direction of the paper feeding channel, and the length of the sliding chute is greater than one half of the maximum paper clamping length; thermal printer is still including examining the paper unit, examine the paper unit including examining the paper support, go up to examine paper sensor and examine the paper sensor down, it sets up in spout department and can follow the spout and slide to examine the paper support, it is provided with the groove to examine the paper support, it runs through the setting along the paper feed direction of paper feed passageway to cross the groove, it is lieing in the top tip in the groove to examine the paper support to go up to examine the paper sensor setting, it is lieing in the below tip in the groove to examine the paper support down to examine the paper sensor setting, go up to examine the paper sensor and examine the paper sensor setting relatively down, the length more than or equal to half maximum paper length that presss from both sides in the groove.
The further scheme is that the machine core is oppositely provided with two side walls, the rubber roller is rotatably arranged between the two side walls, the sliding groove penetrates through one side wall, and the paper detection support can penetrate through one side wall.
According to a further scheme, the movement further comprises a carbon belt frame and a carbon belt roller assembly, the carbon belt frame is hinged between the two side walls, the carbon belt roller assembly is rotatably arranged on the carbon belt frame, and the heat-sensitive sheet is arranged on the carbon belt frame.
The beneficial effects of the utility model are that, through longer spout setting, the length of spout is greater than half of the biggest paper length that presss from both sides promptly, and the length more than or equal to in groove half of the biggest paper length that presss from both sides, the groove of crossing of examining the paper unit is used for being beaten printing paper and pass, then make the examining paper sensor that is located the upper and lower tip not only can carry out the position to the middle part of beating printing paper and detect, and on a large scale the groove of crossing of removal space and longer length, make can the various beating of adaptation beat printing paper and various detection positions, thereby improve the adaptation degree of beating printing paper. And run through the lateral wall setting with the spout for examine the paper unit and can pass the lateral wall, thereby improve and examine the moving range of paper unit, improve promptly and detect the control range.
Drawings
Fig. 1 is a structural view of an embodiment of the thermal printer of the present invention.
Fig. 2 is a structural view of the thermal printer according to the embodiment of the present invention after the cover is opened.
Fig. 3 is an exploded view of an embodiment of the thermal printer of the present invention.
Fig. 4 is a structural view of a movement in an embodiment of the thermal printer of the present invention.
Fig. 5 is a sectional view of the thermal printer according to the embodiment of the present invention, in which the movement is located at the sliding groove.
Fig. 6 is a sectional view of a housing in an embodiment of the thermal printer of the present invention.
Fig. 7 is a structural view of an inner case in an embodiment of the thermal printer according to the present invention.
Fig. 8 is a structural view of an inner case in an embodiment of the thermal printer according to the present invention.
Fig. 9 is a cross-sectional view of an embodiment of the thermal printer of the present invention at the location of the mounting clip.
Fig. 10 is a cross-sectional view of an embodiment of the thermal printer of the present invention at a location of a positioning buckle.
The present invention will be further explained with reference to the drawings and examples.
Detailed Description
Referring to fig. 1 to 3, the thermal printer 1 includes a casing and a cover 11, the casing includes a bottom case and a cover 11, the cover 11 is hinged to the bottom case, the bottom case includes an outer shell 12 and an inner shell 13, the core 2 is disposed in the casing, the core 2 is a thermal printer core with a thermal ribbon, the cover 11 covers the bottom case, and the cover 11 covers the core 2.
Referring to fig. 4 and 5, the movement 2 further includes a movement base 21, a carbon ribbon frame 22 and a carbon ribbon roller assembly, the rubber roller 23 is rotatably disposed on the movement base 21, the movement 2 is oppositely disposed with two side walls 214, the carbon ribbon frame 22 is hinged between the two side walls 214, the carbon ribbon roller assembly is rotatably disposed on the carbon ribbon frame 22, the carbon ribbon roller assembly is used for winding the carbon ribbon, the heat sensitive sheet 25 is disposed on the carbon ribbon frame 22, the rubber roller 23 is rotatably disposed between the two side walls 214, when the carbon tape holder 22 is covered in place, the rubber roller 23 and the thermal sensitive sheet 25 are oppositely arranged, a paper feeding channel is formed between the rubber roller 23 and the thermal sensitive sheet 25, a paper clamping assembly is arranged at the upstream position of the paper feeding direction X of the paper feeding channel of the machine core 2, the paper clamping assembly comprises two paper clamping blocks 26, the paper clamping blocks 26 can move along the width direction of the paper feeding channel, and the maximum paper clamping length is arranged between the two paper clamping blocks 26 based on the width direction perpendicular to the paper feeding direction X.
The core 2 is provided with a sliding slot 212 on the paper feeding channel, the sliding slot 212 is located between the rubber roller 23 and the paper clamping component, the sliding slot 212 extends along the width direction of the paper feeding channel, the length of the sliding slot 212 is greater than one half of the maximum paper clamping length, and the sliding slot 212 penetrates through one side wall 214.
The thermal printer 1 further comprises a paper detection unit 24, the paper detection unit 24 comprises a paper detection support, an upper paper detection sensor and a lower paper detection sensor, the paper detection support is arranged at the sliding groove 212 and can slide along the sliding groove 212, the paper detection support is provided with a through groove 241, the through groove 241 penetrates along the paper feeding direction X of the paper feeding channel, the upper paper detection sensor is arranged at the upper end 242 of the paper detection support located at the through groove 241, the lower paper detection sensor is arranged at the lower end 243 of the paper detection support located at the through groove 241, the upper paper detection sensor and the lower paper detection sensor are arranged oppositely, the length of the through groove 241 is larger than or equal to one-half of the maximum paper clamping length, and when the paper detection support slides in the sliding groove 212, the paper detection support can pass through one side wall 214.
The bottom of core 2 is provided with a plurality of card holes 211, core 2 is provided with two second mounting holes 215, and card hole 211 and second mounting hole 215 all set up on core frame 21, card hole 211 is located the bottom of core frame 21, second mounting hole 215 is located the top of card hole 211, a plurality of card holes 211 are located the width direction's of paper feed passageway both sides respectively, two second mounting holes 215 are located the width direction's of paper feed passageway both sides respectively, also are located the both sides of temperature sensing piece.
Referring to fig. 6, the housing 12 is provided with a core mounting position and a paper compartment mounting position, the bottom wall of the housing 12 at the core mounting position is provided with a plurality of mounting fasteners 121, the mounting fasteners 121 are disposed on two sides of the paper feeding channel in the width direction, the housing 12 is provided with two first mounting holes 123 at the paper compartment mounting position, the two first mounting holes 123 are respectively disposed on two sides, the housing 12 is further provided with a plurality of limiting posts 122 at the paper compartment mounting position, and the limiting posts 122 are disposed between the first mounting holes 123 and the mounting fasteners 121.
Referring to fig. 7 and 8, the inner case 13 includes a paper hopper portion 131 and two forward extending portions 133, the paper hopper portion 131 includes a paper hopper for accommodating printing paper, the forward extending portions 133 extend in the paper feeding direction X of the paper feed path in the paper hopper portion 131, and the forward extending portions 133 are located on both sides of the paper hopper portion 131, the forward extending portions 133 being located on both sides of the deck 2 in the width direction based on the paper feed path, respectively. The paper case portion 131 is provided with a first positioning hole 132, the forwardly extending portion 133 is provided with a second positioning hole 134, and the first mounting hole 123 and the second mounting hole 215 are located on both sides of the mounting clip 121 in the paper feeding direction X based on the paper feeding path, the paper case portion 131 is provided with two positioning clips 135 at an end portion facing the movement 2, the paper case portion 131 is provided with two positioning posts 136 at a bottom portion facing the casing 12, and the two positioning posts 136 are located outside the two positioning clips 135.
Referring to fig. 9 and 10, the movement 2 is disposed on a mounting position of the movement 2, the mounting buckle 121 is engaged with the clip hole 211, the inner shell 13 is disposed in the outer shell 12, the paper bin 131 is disposed on the paper bin mounting position, the paper bin 131 is in clearance fit with the movement 2, the first screw passes through the first positioning hole 132 and is connected with the first mounting hole 123, the front extension 133 covers the first mounting hole 123, and the second screw passes through the second positioning hole 134 and is connected with the second mounting hole 215.
And the core 2 is provided with a convex edge 27 at the upstream end of the paper feeding direction X of the paper feeding channel, the convex edge 27 extends along the width direction of the paper feeding channel, the convex edge 27 bends downward, the positioning buckle 135 also extends downward, and the positioning buckle 135 is buckled with the convex edge 27, so that the paper feeding channel is communicated with the paper bin of the paper bin shell 131.
The thermal printer 1 includes a main control circuit board 4, the main control circuit board 4 is disposed at the paper bin mounting position, the main control circuit board 4 is located between the paper bin portion 131 and the housing 12, the main control circuit board 4 is provided with a positioning hole, the main control circuit board 4 is mounted on the spacing column 122 through the positioning hole, the positioning column 136 located above presses the main control circuit board 4, the positioning column 136 is in spacing cooperation with the spacing column 122, and the positioning column 136 and the spacing column 122 are clamped and fixed to the main control circuit board 4.
From top to bottom, set up through longer spout, the length of spout is greater than half of the biggest paper length that presss from both sides promptly, and the length more than or equal to of crossing the groove half of the biggest paper length that presss from both sides, the groove of crossing of examining the paper unit is used for being beaten the paper and passing, then make the examining paper sensor that is located tip about not only can carry out the position to the middle part of beating printing paper and detect, and the groove of crossing of removal space and longer length on a large scale, make and to adapt various beating of printing paper and various detection positions, thereby improve the adaptation degree of beating printing paper. And run through the lateral wall setting with the spout for examine the paper unit and can pass the lateral wall, thereby improve and examine the moving range of paper unit, improve promptly and detect the control range.
And, the mode through utilizing the buckle with the core is convenient and fix on the shell with low costs, utilize the inner shell to install in the shell afterwards, it is spacing to the butt of core through the inner shell, screw installation around the cooperation, alright realize that the position of core and inner shell can realize fixing, it has saved the use of screw, and through the cooperation of protruding edge and buckle, and the spacing of dog, make the fixing and the location of core and inner shell more accurate, and utilize the protrusion portion of both sides to carry on spacingly and connect to the core, thereby realize the core, the easy to assemble of shell and inner shell, reduce the use of screw, make obtaining effective control of cost of manufacture.
Claims (3)
1. A thermal printer with a wide-adaptability paper detection sensor comprises a shell and a machine core arranged in the shell, wherein the machine core is oppositely provided with a rubber roller and a thermal sensitive sheet, a paper feeding channel is formed between the rubber roller and the thermal sensitive sheet, the machine core is provided with a paper clamping assembly at the position of the paper feeding direction of the paper feeding channel, the paper clamping assembly comprises two paper clamping blocks, and the paper clamping blocks can move along the width direction of the paper feeding channel;
the method is characterized in that:
the maximum paper clamping length is arranged between the two paper clamping blocks;
the machine core is provided with a sliding chute on the paper feeding channel, the sliding chute is positioned between the rubber roller and the paper clamping assembly, the sliding chute extends along the width direction of the paper feeding channel, and the length of the sliding chute is greater than one half of the maximum paper clamping length;
thermal printer is still including examining the paper unit, examine the paper unit including examining the paper support, go up examine paper sensor and examine paper sensor down, it sets up to examine the paper support spout department can follow the spout slides, it is provided with the groove to examine the paper support, it follows to cross the groove the paper feed direction of paper feed passageway runs through the setting, it is in to go up to examine the paper sensor setting examine the paper support and be located the top tip in groove, it is in to examine the paper sensor setting down examine the paper support and be located the below tip in groove, go up examine the paper sensor with examine the paper sensor and set up relatively down, the length more than or equal to half of crossing the groove the biggest paper length that presss from both sides.
2. The thermal printer according to claim 1, wherein:
the core is provided with two lateral walls relatively, the rubber roll rotationally sets up two between the lateral wall, the spout runs through one the lateral wall, examine paper support and can pass through one the lateral wall.
3. The thermal printer according to claim 2, wherein:
the machine core further comprises a machine core seat, a carbon belt frame and a carbon belt roller assembly, the rubber roller is rotatably arranged on the machine core seat, the carbon belt frame is hinged between the two side walls, the carbon belt roller assembly is rotatably arranged on the carbon belt frame, and the heat-sensitive sheet is arranged on the carbon belt frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920755332.9U CN210190885U (en) | 2019-05-23 | 2019-05-23 | Thermal printer with wide-adaptability paper detection sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920755332.9U CN210190885U (en) | 2019-05-23 | 2019-05-23 | Thermal printer with wide-adaptability paper detection sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210190885U true CN210190885U (en) | 2020-03-27 |
Family
ID=69876077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920755332.9U Active CN210190885U (en) | 2019-05-23 | 2019-05-23 | Thermal printer with wide-adaptability paper detection sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210190885U (en) |
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2019
- 2019-05-23 CN CN201920755332.9U patent/CN210190885U/en active Active
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