CN203780051U - Printing device - Google Patents
Printing device Download PDFInfo
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- CN203780051U CN203780051U CN201420148980.5U CN201420148980U CN203780051U CN 203780051 U CN203780051 U CN 203780051U CN 201420148980 U CN201420148980 U CN 201420148980U CN 203780051 U CN203780051 U CN 203780051U
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- rubber roll
- open slot
- press section
- latch hook
- printing equipment
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- 238000007639 printing Methods 0.000 title claims abstract description 45
- 238000001514 detection method Methods 0.000 claims abstract description 29
- 230000001360 synchronised effect Effects 0.000 claims abstract description 3
- 238000007651 thermal printing Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 3
- 230000006698 induction Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model discloses a printing device. The printing device comprises a frame, a rubber roller, a printing head assembly which carries out resilient bias on the rubber roller, a locking hook and a detection assembly. The frame comprises a first open slot which supports the first end of the rubber roller and a second open slot which supports the second end of the rubber roller. The locking hook comprises a first pressing part and a second pressing part, wherein the first pressing part and the second pressing part carry out synchronous movement. The first pressing part matches the first open slot to form a first clamp port, wherein the first end of the rubber roller comes into the first clamp port. The second pressing part matches the second open slot to form a second clamp port, wherein the second end of the rubber roller comes into the second clamp port. The width of the opening of the first clamp port is greater than the width of the opening of the second clamp port. The detection assembly matches the first end of the rubber roller, so as to detect whether the rubber roller is arranged in place. According to the printing device provided by the utility model, when an operator arranges the rubber roller, if the operator only presses the first end of the rubber roller, the rubber roller pops up once the operator releases the rubber roller; and the problem that the arrangement state of the rubber roller is incorrectly determined is avoided.
Description
Technical field
The utility model relates to a kind of printing equipment.
Background technology
As shown in Figure 1, common printing equipment comprises frame 1', printhead 4', rubber roll 3', retaining mechanism, and drive motors 2', wherein printhead 4' is fixedly mounted on fixed head 6', and fixed head 6' is by rotating shaft 8' and frame 1' pivot joint, make printhead 4' can with fixed head 6' around the shaft 8' rotate; The two ends of rubber roll 3' are respectively arranged with an axle sleeve 32', and two axle sleeve 32' peg graft and coordinate with the open slot 13' on two sidewall 11' of frame 1' respectively; Retaining mechanism comprises latch hook 5' and flexible member 7', and wherein, latch hook 5' and rotating shaft 8' pivot joint, be positioned at the opposite side of printhead 4' with respect to rubber roll 3', and latch hook 5' around the shaft 8' rotates, and the two ends of latch hook 5' are respectively equipped with the first draw-in groove 53' and the second draw-in groove 55'; Flexible member 7' is between latch hook 5' and fixed head 6', under the effect of the elastic force of flexible member 7', printhead 4' is flexibly by being pressed on rubber roll 3', latch hook 5' is to the direction deflection away from printhead 4' and rely on limiting section 12', the first draw-in groove 53' on latch hook 5' and the second draw-in groove 55' coordinate with two open slot 13' of frame 1' respectively, the axle sleeve 32' at rubber roll 3' two ends is limited in open slot 13', prevents that rubber roll 3' from departing from frame 1', rubber roll 3' can only be rotated around self axis.
When needs by rubber roll 3' when frame 1' disassembles, spanner 54' on operator presses latch hook 5', make latch hook 5' 8' rotation around the shaft, the first draw-in groove 53' and the second draw-in groove 55' remove the restriction to axle sleeve 32', simultaneously, holding unit 56' propeller shaft sleeve 32' on latch hook 5' departs from open slot 13', and rubber roll 3' is separated with printhead 4', in the time that needs are mounted to rubber roll 3' on frame 1', make the two ends axle sleeve 32' of rubber roll 3' aim at respectively two open slot 13' of frame 1', press dandy roll 3', the axle sleeve 32' at rubber roll 3' two ends contacts with the second draw-in groove 55' with the first draw-in groove 53' of latch hook 5' respectively, and drive latch hook 5' around the shaft 8' rotate, in axle sleeve 32' snaps in open slot 13' completely time, under the effect of the elastic force of flexible member 7', the first draw-in groove 53' on latch hook 5' and the second draw-in groove 55' coordinate with two open slot 13' of frame 1' respectively, axle sleeve 32' on rubber roll 3' is limited in open slot 13', the gear 31' that is now positioned at rubber roll 3' axle head is in transmission connection by transmission component (not shown) and motor 2'.When printing, motor 2' drives rubber roll 3' to rotate by gear 31', and the paper of rubber roll 3' rotating drive between printhead 4' and rubber roll 3' moves, and printhead 4' generates predetermined image or word on paper simultaneously.
Whether be in place in order to detect rubber roll 3', in prior art, a side of the common sidewall 11' at frame 1' arranges microswitch, in the axle sleeve 32' at rubber roll 3' two ends snaps in its corresponding open slot 13' completely time, the axle sleeve 32' of contiguous microswitch one side of rubber roll 3' coordinates with microswitch, the signal that microswitch output rubber roll 3' has been in place.But, inventor finds, operator is in the time being arranged on frame 1' by rubber roll 3', the one end of conventionally only pressing dandy roll 3', if only press one end of the contiguous microswitch of dandy roll 3', although the axle sleeve 32' of contiguous microswitch one side of rubber roll 3' snaps in its corresponding open slot 13' and coordinates with microswitch, but be subject to the obstruction of the elastic force of flexible member 7', the axle sleeve 32' of one end away from microswitch of rubber roll 3' may not snap in its corresponding open slot 13' completely, and microswitch still sends the signal that rubber roll 3' is in place, therefore, printing equipment of the prior art easily occurs that rubber roll is not in place and but judges mistakenly that rubber roll is in place, cause the problem of rubber roll installment state decision error.
Utility model content
The purpose of this utility model is to provide a kind of printing equipment that can avoid rubber roll installment state decision error.
For this reason, the utility model provides a kind of printing equipment, comprise frame, the rubber roll arranging in frame, to the print head assembly of rubber roll fexible bias pressure, and for locking the latch hook of rubber roll, for detection of the detection components of rubber roll position, wherein, frame comprises the first open slot that supports rubber roll first end and the second open slot that supports rubber roll the second end, latch hook comprises the first press section and the second press section that are synchronized with the movement, wherein, the first press section coordinates to form the first card interface that glue feeding roller first end enters with the first open slot, the second press section coordinates to form the second card interface that glue feeding roller the second end enters with the second open slot, wherein, the A/F of the first card interface is greater than the A/F of the second card interface, and detection components coordinates with rubber roll first end, whether be in place to detect rubber roll.
Further, above-mentioned print head assembly is thermal printing assembly.
Further, above-mentioned latch hook comprises the first side wall, the second sidewall and the connection board between the first side wall and the second sidewall, and wherein, the first press section is arranged on the first side wall, and the second press section is arranged on the second sidewall.
Further, above-mentioned the first side wall is provided with the first holding unit, the second sidewall is provided with the second holding unit, wherein, between the first holding unit and the first press section, form the first slot to peg graft with the first end of rubber roll, between the second holding unit and the second press section, form the second slot to peg graft with the second end of rubber roll.
Further, above-mentioned latch hook is by rotating shaft and frame pivot joint, and the first side wall and/or the second sidewall are provided with stopper slot to limit the rotational angle of latch hook.
Further, above-mentioned latch hook is provided with spanner.
Further, above-mentioned frame comprises left socle, right support and the intermediate support between left socle and right support, and wherein, the first open slot and detection components are arranged on left socle, and the second open slot is arranged on right support.
Further, above-mentioned print head assembly comprises the gripper shoe being connected with frame, frame comprises intermediate support, latch hook comprises the connection board between the two in intermediate support and gripper shoe, printing equipment also comprises at least one first flexible member being connected between intermediate support and gripper shoe and is connected to intermediate support and connects at least one second flexible member between board, wherein, connect board and be provided with the groove of dodging of dodging at least one the first flexible member.
Further, above-mentioned detection components is photoelectric sensor or the microswitch being arranged in frame.
Further, the length of fit of above-mentioned the second press section and the second open slot is greater than the length of fit of the first press section and the first open slot, so that the A/F of the first card interface is greater than the A/F of the second card interface.
In the printing equipment providing at the utility model, the A/F of the first card interface is greater than the A/F of the second card interface, and contiguous the first card interface setting of detection components, coordinate with the first end of rubber roll, when operator installs rubber roll, if only press dandy roll first end, once operator is from hand, rubber roll still can eject, detection components can't detect rubber roll and is in place, only have the two ends of rubber roll all to press when entering card interface and being in the lock state, detection components just can detect that rubber roll is in place, thereby can avoid the problem of rubber roll installment state decision error.
Except object described above, feature and advantage, other object, feature and the advantage that the utlity model has, be described in further detail in connection with accompanying drawing.
Brief description of the drawings
Form the part of this description, show preferred embodiment of the present utility model for further understanding accompanying drawing of the present utility model, and be used for illustrating principle of the present utility model together with description.In figure:
Fig. 1 is the STRUCTURE DECOMPOSITION schematic diagram of printing equipment of the prior art;
Fig. 2 is according to the structure schematic appearance of the printing equipment of the utility model one embodiment;
Fig. 3 is according to the STRUCTURE DECOMPOSITION schematic diagram of the printing equipment of the utility model one embodiment;
Fig. 4 a is the structural representation while being in place according to the rubber roll first end of the printing equipment of the utility model one embodiment;
Fig. 4 b is the structural representation while being in place according to rubber roll second end of the printing equipment of the utility model one embodiment;
Fig. 5 a is the structural representation while being in place according to the rubber roll first end of the printing equipment of the utility model one embodiment;
Fig. 5 b is the structural representation while not being in place according to rubber roll second end of the printing equipment of the utility model one embodiment;
Fig. 6 a is the structural representation while not being in place according to the rubber roll first end of the printing equipment of the utility model one embodiment; And
Fig. 6 b is the structural representation while being in place according to rubber roll second end of the printing equipment of the utility model one embodiment.
Description of reference numerals
1, frame; 2, print head assembly;
3, rubber roll component; 4, the first flexible member;
5, the second flexible member; 6, latch hook;
7, detection components; 8, driven unit;
9, rotating shaft; 11, left socle;
12, right support; 13, intermediate support;
21, printhead; 22, gripper shoe;
30, rubber roll; 31, mandrel
32, running roller; 33, axle sleeve;
34, rubber-covered roll gear; 61, the first side wall;
62, the second sidewall; 63, connect board;
64, the first slot; 65, the second slot;
66, stopper slot; 67, spanner;
71, induction part; 81, motor;
82, driving gear set; 111, the first open slot;
113, limited post; 121, the second open slot;
211, heater; 631, dodge groove
641, the first press section; 642, the first holding unit;
651, the second press section; 652, the second holding unit.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present utility model is elaborated, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
Fig. 2 is according to the structure outside drawing of the printing equipment of the utility model one embodiment, and Fig. 3 is according to the STRUCTURE DECOMPOSITION figure of the printing equipment of the utility model one embodiment.As shown in Figure 2 and Figure 3, printing equipment comprises frame 1, print components, detection components 7, and driven unit 8.
Fig. 4 is according to the structural representation of the frame of the printing equipment of the utility model one embodiment.As shown in Figure 4, frame 1 comprises left socle 11 and right support 12, and be connected to intermediate support 13 between the two, wherein, left socle 11 and right support 12 opposing parallel intervals arrange, distance is between the two greater than the Breadth Maximum of paper, for ease of describing, below the direction between left socle 11 and right support 12 is called to the width of paper transport path.
On left socle 11, be provided with the first open slot 111, for supporting the first end of rubber roll 30.The first open slot 111 is I type, opening upwards, and preferably, its blind end is semicircle; On right support 12, be provided with the second open slot 121, for supporting the second end of rubber roll 30.Wherein, the second open slot 121 arranges about the width Central Symmetry of paper transport path with the first open slot 111 on left socle 12.
Print components, between the left socle 11 and right support 12 of frame 1, comprises print head assembly 2, rubber roll component 3, at least one first flexible member 4, and latch assembly.
Rubber roll component 3 comprises rubber roll 30, two axle sleeves 33, and rubber-covered roll gear 34, and wherein, rubber roll 30 comprises mandrel 31 and running roller 32, and running roller 32 fixed covers are located in the periphery of mandrel 31, and axial along rubber roll 30, and the two ends of mandrel 31 all protrude from the end face of running roller 32; Two axle sleeves 33 are set in respectively on the two ends of mandrel 31, and mandrel 31 can rotate by the axis around self in axle sleeve 33.Rubber roll 30 is pegged graft by the first open slot 111 on axle sleeve 33 and the left socle 11 at its two ends and the second open slot 121 on right support 12, in the time that the axle sleeve 33 at rubber roll 30 two ends contacts with the blind end of the second open slot 121 with the first open slot 111, rubber roll 30 is in place; Rubber-covered roll gear 34 is fixedly installed on one end of mandrel 31, for being in transmission connection with driven unit 8.
Print head assembly 2 comprises printhead 21 and gripper shoe 22.In the present embodiment, print head assembly is thermal printing head assembly, be that printhead 21 is thermal printing heads, wherein, printhead 21 is fixedly mounted in gripper shoe 22, gripper shoe 22 is left socle 11 and right support 12 pivot joints with frame 1 by rotating shaft 9, gripper shoe 22 can 9 be rotated around the shaft, drive printhead 21 to separate or tangent cooperation with rubber roll 30, wherein, in the time that printhead 21 coordinates with rubber roll 30 is tangent, the heater 211 extending along its width on printhead 21 is by chance positioned at tangent position between the two; One end of the first flexible member 4 is connected with gripper shoe 22, the other end is connected with frame 1, under the effect of the elastic force of the first flexible member 4, gripper shoe 22 has 9 movement tendencies to rubber roll 30 deflections around the shaft all the time, make in the time that rubber roll 30 is arranged in frame 1, printhead 21 is pressed against on rubber roll 30; In the time that rubber roll 30 is not arranged in frame 1, the limiting section (not shown) butt in limiting section 221 and frame 1 in gripper shoe 22.In the present embodiment, print components comprises that 4, four the first flexible members 4 of four the first flexible members are evenly distributed along the width of printhead 21, and one end of each the first flexible member 4 is connected in gripper shoe 22, and the other end is connected on the intermediate support 13 of frame 1.
Latch assembly is for being locked in frame 1 by rubber roll 30.Latch assembly comprises latch hook 6 and the second flexible member 5, wherein, latch hook 6 between the left socle 11 and right support 12 of frame 1, the side that deviates from rubber roll 30 of print head assembly 2, latch hook 6 is by rotating shaft 9 and left socle 11 and right support 12 pivot joints, latch hook 6 can 9 rotate around the shaft.
Latch hook 6 comprises the first side wall 61, the second sidewall 62, and be connected to and be connected board 63 between the first side wall 61 and the second sidewall 62, wherein, the first side wall 61 and the second sidewall 62 opposing parallel intervals arrange, distance is between the two greater than the width of printhead 21, and therefore the first side wall 61 and the second sidewall 62 can be crossed printhead 21 by printhead 21 both sides and coordinate with rubber roll 30.Wherein, the left socle 11 of the first side wall 61 contiguous frames 1 of latch hook 6 arranges, and the right support 12 of the second sidewall 62 contiguous frames 1 of latch hook 6 arranges.Connect board 63 and be provided with multiple grooves 631 of dodging, to dodge respectively multiple the first flexible members 4.
On the first side wall 61 of latch hook 6, be provided with the first slot 64 and stopper slot 66, wherein, the first slot 64 is U-shaped, its opening arranges towards rubber roll 30, the upper groove surface of the first slot 64 is the first press section 641, when latch hook 69 rotation around the shaft, along the rotation direction of latch hook 6, the first press section 641 enters in the first open slot 111, form the first card interface with the first open slot 111, so that the axle sleeve 33(on rubber roll 30 is also the first end of rubber roll 30) enter in the constraint space that the first press section 641 and the first open slot 111 form through this card interface, and axle sleeve 33 can be locked in this constraint space.
The lower groove face of the first slot 64 is the external diameter that the distance between the first holding unit 642, the first press sections 641 and the first holding unit 642 is greater than axle sleeve 33; Stopper slot 66 is one section of arc groove taking rotating shaft 9 as the center of circle, for seeing that with the limited post 113(on left socle 11 Fig. 4 a) is socketed and coordinates, limits latch hook 69 angles of rotating around the shaft; On the second sidewall 62, be provided with the second U-shaped slot 65, its opening is towards rubber roll 30.
The upper groove surface of the second slot 65 is the second press section 651, when latch hook 69 rotation around the shaft, along the rotation direction of latch hook 6, the second press section 651 enters in the second open slot 121, and form the second card interface between the second open slot 121, so that the axle sleeve 33(on rubber roll 30 is also the second end of rubber roll 30) enter in the constraint space that the second press section 651 and the second open slot 121 form through this card interface, and energy be locked in this axle sleeve 33 in this constraint space.
The lower groove face of the second slot 65 is the external diameter that the distance between the second holding unit 652, the second press sections 651 and the second holding unit 652 is greater than axle sleeve 33.
In the present embodiment, the first 641Wei Duan press section, press section, the second 641Wei Chang press section, press section.
One end of the second flexible member 5 is connected with the intermediate support 13 of frame 1, its other end connects with the board 63 that is connected of latch hook 6, under the effect of the elastic force of the second flexible member 5, latch hook 6 has around the shaft 9 all the time to the movement tendencies that rotate near printhead 21 directions.In the time that rubber roll component 3 is installed in frame 1, latch hook 6 rotates to printhead 21 directions under the effect of the elastic force of the second flexible member 5, the first press section 641 of latch hook 6 and the second press section 651 are respectively by being pressed on the axle sleeve 33 at rubber roll 30 two ends, thereby two axle sleeves 33 at rubber roll 30 two ends are fixed with respect to the position of frame 1, now, latch hook 6 is positioned in latched position, wherein, the length of fit L1 of the first press section 641 and axle sleeve 33 is less than the length of fit L2 of the second press section 651 and axle sleeve 33, be L1<L2, so that the A/F of the first card interface is greater than the A/F of the second card interface.Wherein, the first press section 641 and the length of fit L1 of axle sleeve 33 are that latch hook 6 puts in the length of the part of the first open slot 111 in the first press section 641 while being positioned at latched position, and the second press section 651 and the length of fit L2 of axle sleeve 33 are that latch hook 6 puts in the length of the part of the second open slot 121 in the second press section 651 while being positioned at latched position; In the time that rubber roll component 3 is not arranged in frame 1, latch hook 6 rotates to the direction near printhead 21 under the effect of the elastic force of the second flexible member 5, and one end of the stopper slot 66 on latch hook 6 is contacted with limited post 113 butts in frame 1.
On latch hook 6, be also provided with spanner 67, spanner 67 is for operator presses, thereby the elastic force that makes latch hook 6 overcome the second flexible member 59 is rotated to the direction away from printhead 21 around the shaft, the first holding unit 642 on latch hook 6 and the second holding unit 652 drive the axle sleeve 33 at rubber roll 30 two ends to depart from the first open slot 111 and second open slot 121 of frame 1 simultaneously, thereby rubber roll 30 is separated with printhead 21, now can carry out the operation such as upper paper or removing plug paper.
Fig. 4 a, Fig. 4 b are the structural representations while being all in place according to the rubber roll two ends of the printing equipment of the utility model one embodiment.As Fig. 4 a, shown in Fig. 4 b, in the time that the first open slot 111 of the axle sleeve 33 of rubber roll 30 by its two ends and frame 1 and the second open slot 121 are pegged graft, two axle sleeves 33 at rubber roll 30 two ends are entered respectively in the first slot 64 and the second slot 65 by the opening of the first slot 64 and the opening of the second slot 65 of latch hook 6 respectively simultaneously, and drive latch hook 69 to rotate to the direction away from printhead 21 around the shaft, in the time that the running roller 32 of rubber roll 30 contacts with printhead 21, the elastic force that running roller 32 drives printhead 21 to overcome the first flexible member 4 is rotated to the direction of the connection board 63 near latch hook 6, in the time that the axle sleeve 33 at rubber roll 30 two ends contacts with the blind end of the second open slot 121 with the first open slot 111 in frame 1, rubber roll 30 is in place, latch hook 6 under the effect of the elastic force of the second flexible member 5 to printhead 21 direction deflections, the first press section 641 of latch hook 6 and the second press section 651 are respectively by being pressed on the axle sleeve 33 at rubber roll 30 two ends, printhead 21 is under the effect of the elastic force of the first flexible member 4, flexibly by being pressed on the running roller 32 of rubber roll 30, now, the first press section 641 of latch hook 6 and the second press section 651 are limited two axle sleeves 33 and are departed from by the first open slot 111 and the second open slot 121, rubber roll 30 relative frame 1 positions are fixed.
Whether detection components 7 is arranged in frame 1, and the first press section 641 that is adjacent to latch hook 6 arranges, and is fixedly mounted on left socle 11 outsides of frame 1, coordinates with the axle sleeve that is adjacent to the first press section 641 33 on rubber roll 30, be in place for detection of rubber roll 30.Detection components 7 can be electro-optical pickoff or mechanical sensor, in the present embodiment, detection components 7 is microswitch, in the time that the axle sleeve that is adjacent to the first press section 641 33 on rubber roll 30 contacts with the blind end of the first open slot 111 on left socle 11, the induction part 71 of microswitch contacts with this axle sleeve 33, now, microswitch output first signal, in the time that the axle sleeve that is adjacent to the first press section 641 33 on rubber roll 30 does not contact with the blind end of the first open slot 111, induction part 71 on microswitch can not contact with axle sleeve 33, now, microswitch output secondary signal, can judge accordingly whether rubber roll 30 is in place.
Driven unit 8 is arranged on frame 1, for driving rubber roll 30 to rotate.Driven unit 8 comprises motor 81 and driving gear set 82, and wherein, motor 81 is fixedly mounted on right support 12, is installed with motor gear (not shown) on the output shaft of motor 81; Driving gear set 82 is arranged on right support 12, driving gear set 82 comprises at least one gear, one end and the motor gear of driving gear set 82 are connected with a joggle, the rubber-covered roll gear 34 of the other end and rubber roll 30 is connected with a joggle, in the time of the output shaft rotation of motor 81, can drive rubber-covered roll gear 34 to rotate by driving gear set 82, thereby make mandrel 31 drive running roller 32 to rotate, drive the paper between rubber roll 30 and printhead 21 to move.
The process that the printing equipment that introducing the utility model below provides is installed rubber roll.
When rubber roll 30 is installed, if operator only presses dandy roll first end, now rubber roll first end as shown in Figure 5 a, peg graft with the first open slot 111 on left socle 11 by the axle sleeve 33 on rubber roll first end, and contact with the blind end of the first open slot 111, rubber roll first end is in place, rubber roll the second end as shown in Figure 5 b, owing to only pressing dandy roll first end, cause that rubber roll 30 tilts, and the length of fit L1 of the first press section 641 of latch hook 6 is less than the length of fit L2 of the second press section 651, therefore, the axle sleeve 33 of rubber roll the second end is withstood in the second press section 651 of latch hook 6, hinder the first press section 641 by being pressed on the axle sleeve 33 of rubber roll first end, in the time that operator lifts hand, printhead 21 pushes rubber roll 30 under the driving of the first flexible member 4, drive rubber roll first end to be ejected by the first open slot 111 on left socle 11, therefore, detection components 7 is exported secondary signal, the control device of printing equipment can pass through buzzer according to this signal, the information that the indicating device output prompting operation person rubber rolls 30 such as indicator lamp are not in place.
If operator only presses dandy roll the second end, now rubber roll the second end as shown in Figure 6 b, the axle sleeve 33 of rubber roll the second end is pegged graft with the second open slot 121 on right support 12, and contact with the blind end of the second open slot 121, be that rubber roll the second end is in place, and the second press section 651 of latch hook 6 coordinate with the axle sleeve 33 of rubber roll the second end; Rubber roll first end as shown in Figure 6 a, owing to only pressing dandy roll the second end, cause that rubber roll 30 tilts, the axle sleeve 33 of rubber roll first end can not enter in the second opening 112 on left socle 11, therefore, detection components 7 is sent secondary signal, the information that the control device of printing equipment can not be in place by the indicating device such as buzzer, indicator lamp output prompting operation person rubber roll 30 according to this signal.
Only at the middle part of operator presses rubber roll 30 or the two ends of pressing dandy roll 30 simultaneously, the axle sleeve 33 that makes rubber roll 30 two ends simultaneously respectively with frame 1 on the first open slot 111 and the second open slot 121 peg graft, the first press section 641 of latch hook 6 and the second press section 651 are simultaneously by being pressed on the axle sleeve 33 at rubber roll 30 two ends, detection components 7 could coordinate with the axle sleeve that is adjacent to the first press section 641 33 of rubber roll component 3 output first signal, and the control device of printing equipment is in place according to this signal determining rubber roll.
It should be noted that, mandrel two ends at rubber roll 30 in the present embodiment are socketed two axle sleeves 33, two axle sleeves 33 are pegged graft with the first open slot 111 and the second open slot 121 in frame 1, the first press section 641 of latch hook 6 and the second press section 651 are simultaneously by being pressed on the axle sleeve 33 at rubber roll 30 two ends, and detection components coordinates with the axle sleeve 33 on rubber roll first end.In other embodiment that provide at the utility model, the two ends of rubber roll 30 also can not be socketed axle sleeve, rubber roll 30 by its mandrel 31 two ends the first open slot 111 and the second open slot 121 directly and in frame 1 peg graft, the first press section 641 of latch hook 6 and the second press section 651 are simultaneously by being pressed on the two ends of mandrel 31 of rubber roll 30, and detection components coordinates with the first end of the mandrel 31 of rubber roll 30.
Latch hook in the printing equipment that the utility model provides comprises the first press section for locking rubber roll first end and for locking the second press section of rubber roll the second end, detection components arranges to coordinate with rubber roll first end near the first press section of latch hook.When operator installs rubber roll, if operator only presses the first end of dandy roll, because the second press section of latch hook withstands on rubber roll the second end, even if cause rubber roll first end to be in place, rubber roll first end can not be locked in the first press section of latch hook, once operator lifts hand, rubber roll still can be under the squeezing action of printhead automatic spring, the signal that detection components output rubber roll is not in place, therefore, this practical printing equipment providing can be avoided the problem of rubber roll installment state decision error.
It is to be noted, in the utility model, the A/F of the first card interface and the second card interface small one and large one, and detection components is adjacent to the card interface setting of smaller opening, and match with rubber roll, can be able to avoid the problem of rubber roll installment state decision error.In the above-described embodiments, an one short long configuration mode of the first press section of latch hook and the second press section make the first card interface and the second card interface width small one and large one, in other embodiments, be appreciated that those skilled in the art can by increase miscellaneous part or by revise the shape of the first open slot and the second open slot or size make the first card interface and the second card interface width small one and large one.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (10)
1. a printing equipment, comprise frame (1), at the upper rubber roll (30) arranging of described frame (1), to the print head assembly (2) of described rubber roll (30) fexible bias pressure and for locking the latch hook (6) of described rubber roll (30) and the detection components (7) for detection of described rubber roll (30) position, wherein, described frame (1) comprises the first open slot (111) that supports described rubber roll (30) first end and the second open slot (121) that supports described rubber roll (30) second ends, it is characterized in that
Described latch hook (6) comprises the first press section (641) and the second press section (651) that are synchronized with the movement, wherein, described the first press section (641) coordinates the first card interface entering for described rubber roll (30) first end to form with described the first open slot (111), described the second press section (651) coordinates the second card interface entering for described rubber roll (30) second ends to form with described the second open slot (121), wherein, the A/F of described the first card interface is greater than the A/F of described the second card interface, and described detection components (7) coordinates with described rubber roll (30) first end, whether be in place to detect described rubber roll (30).
2. printing equipment according to claim 1, is characterized in that, described print head assembly (2) is thermal printing assembly.
3. printing equipment according to claim 1, it is characterized in that, described latch hook (6) comprise the first side wall (61), the second sidewall (62) and be positioned at described the first side wall (61) and the second sidewall (62) between connection board (63), wherein, it is upper that described the first press section (641) is arranged on described the first side wall (61), and described the second press section (651) is arranged on described the second sidewall (62).
4. printing equipment according to claim 3, it is characterized in that, described the first side wall (61) is provided with the first holding unit (642), described the second sidewall (62) is provided with the second holding unit (652), wherein, between described the first holding unit (642) and described the first press section (641), form the first slot (64) to peg graft with the first end of described rubber roll (30), between described the second holding unit (652) and described the second press section (651), form the second slot (65) to peg graft with the second end of described rubber roll (30).
5. printing equipment according to claim 3, it is characterized in that, described latch hook (6) is by rotating shaft (9) and described frame (1) pivot joint, and described the first side wall (61) and/or the second sidewall (62) are provided with stopper slot (66) to limit the rotational angle of described latch hook (6).
6. printing equipment according to claim 1, is characterized in that, described latch hook (6) is provided with spanner (67).
7. printing equipment according to claim 1, it is characterized in that, described frame (1) comprise left socle (11), right support (12) and be positioned at described left socle (11) and right support (12) between intermediate support (13), wherein, described the first open slot (111) and described detection components (7) are arranged on (11) on described left socle, and described the second open slot (121) is arranged on described right support (12).
8. printing equipment according to claim 1, it is characterized in that, described print head assembly (2) comprises the gripper shoe (22) being connected with described frame (1), described frame (1) comprises intermediate support (13), described latch hook (6) comprises and is positioned at described intermediate support (13) and gripper shoe (22) the connection board (63) between the two, described printing equipment also comprise at least one first flexible member (4) being connected between described intermediate support (13) and described gripper shoe (22) and be connected to described intermediate support (13) and described connection board (63) between at least one second flexible member (5), wherein, described connection board (63) be provided with dodge described at least one the first flexible member (4) dodge groove (631).
9. printing equipment according to claim 1, is characterized in that, described detection components (7) is for being arranged on photoelectric sensor or the microswitch in described frame.
10. printing equipment according to claim 1, it is characterized in that, the length of fit of described the second press section (651) and the second open slot (121) is greater than the length of fit of described the first press section (641) and described the first open slot (111), so that the A/F of described the first card interface is greater than the A/F of described the second card interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420148980.5U CN203780051U (en) | 2014-03-28 | 2014-03-28 | Printing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420148980.5U CN203780051U (en) | 2014-03-28 | 2014-03-28 | Printing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203780051U true CN203780051U (en) | 2014-08-20 |
Family
ID=51316275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420148980.5U Expired - Fee Related CN203780051U (en) | 2014-03-28 | 2014-03-28 | Printing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203780051U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107284048A (en) * | 2017-07-04 | 2017-10-24 | 宁波精芯科技有限公司 | Rubber roll component mounting structure |
| CN109263298A (en) * | 2018-09-27 | 2019-01-25 | 厦门汉印电子技术有限公司 | The structure and print unit and printing device of accurate positionin thermal print head |
| CN112297645A (en) * | 2020-11-24 | 2021-02-02 | 宁波精芯科技有限公司 | Thermal printer core |
| CN112477439A (en) * | 2020-11-24 | 2021-03-12 | 宁波精芯科技有限公司 | Thermal printer |
| CN112976822A (en) * | 2019-12-02 | 2021-06-18 | 精工电子有限公司 | Printing unit and thermal printer |
| CN113752706A (en) * | 2021-10-13 | 2021-12-07 | 厦门仕旺慧节能科技有限公司 | Support structure of thermal printing head |
| CN113858800A (en) * | 2021-10-25 | 2021-12-31 | 厦门汉印电子技术有限公司 | Main body support for printing device and printing device |
-
2014
- 2014-03-28 CN CN201420148980.5U patent/CN203780051U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107284048A (en) * | 2017-07-04 | 2017-10-24 | 宁波精芯科技有限公司 | Rubber roll component mounting structure |
| CN107284048B (en) * | 2017-07-04 | 2019-03-08 | 宁波精芯科技有限公司 | Rubber roll component mounting structure |
| CN109263298A (en) * | 2018-09-27 | 2019-01-25 | 厦门汉印电子技术有限公司 | The structure and print unit and printing device of accurate positionin thermal print head |
| CN112976822A (en) * | 2019-12-02 | 2021-06-18 | 精工电子有限公司 | Printing unit and thermal printer |
| CN112297645A (en) * | 2020-11-24 | 2021-02-02 | 宁波精芯科技有限公司 | Thermal printer core |
| CN112477439A (en) * | 2020-11-24 | 2021-03-12 | 宁波精芯科技有限公司 | Thermal printer |
| CN112477439B (en) * | 2020-11-24 | 2021-10-29 | 宁波精芯科技有限公司 | Thermal printer |
| CN113752706A (en) * | 2021-10-13 | 2021-12-07 | 厦门仕旺慧节能科技有限公司 | Support structure of thermal printing head |
| CN113752706B (en) * | 2021-10-13 | 2022-07-26 | 厦门仕旺慧节能科技有限公司 | Support structure of thermal printing head |
| CN113858800A (en) * | 2021-10-25 | 2021-12-31 | 厦门汉印电子技术有限公司 | Main body support for printing device and printing device |
| CN113858800B (en) * | 2021-10-25 | 2023-03-10 | 厦门汉印电子技术有限公司 | Main body support for printing device and printing device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140820 |