CN109397888B - Adjustable printing device - Google Patents
Adjustable printing device Download PDFInfo
- Publication number
- CN109397888B CN109397888B CN201811167741.3A CN201811167741A CN109397888B CN 109397888 B CN109397888 B CN 109397888B CN 201811167741 A CN201811167741 A CN 201811167741A CN 109397888 B CN109397888 B CN 109397888B
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- Prior art keywords
- adjusting
- printing
- ink
- locking
- ink cartridge
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- 230000007246 mechanism Effects 0.000 claims abstract description 56
- 230000000712 assembly Effects 0.000 claims abstract description 11
- 238000000429 assembly Methods 0.000 claims abstract description 11
- 230000001681 protective effect Effects 0.000 claims description 29
- 238000003825 pressing Methods 0.000 claims description 18
- 238000001514 detection method Methods 0.000 claims description 8
- 239000007921 spray Substances 0.000 abstract 4
- 230000002093 peripheral effect Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 18
- 230000009471 action Effects 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 239000000741 silica gel Substances 0.000 description 4
- 229910002027 silica gel Inorganic materials 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J3/00—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed
- B41J3/36—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed for portability, i.e. hand-held printers or laptop printers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J29/00—Details of, or accessories for, typewriters or selective printing mechanisms not otherwise provided for
- B41J29/12—Guards, shields or dust excluders
- B41J29/13—Cases or covers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J3/00—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed
- B41J3/407—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed for marking on special material
- B41J3/4073—Printing on three-dimensional objects not being in sheet or web form, e.g. spherical or cubic objects
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Accessory Devices And Overall Control Thereof (AREA)
- Ink Jet (AREA)
Abstract
The invention discloses an adjustable printing device which comprises a body, wherein a control circuit board and an ink box for storing ink are arranged in the body, a printing spray head electrically connected with the control circuit board is arranged at the lower end of the body, the ink box is provided with an ink outlet corresponding to the printing spray head, roller assemblies are symmetrically arranged on two sides of the printing spray head, and are arranged on the body through an adjusting mechanism, and the mounting height of the roller assemblies can be adjusted through the adjusting mechanism, so that the adjustment of the working surface distance of the printing spray head is realized. According to the invention, the roller assembly can be adjusted to protrude from the printing working end through the adjusting mechanism, can be also adjusted through the adjusting mechanism to retract to the side surface of the body, can be suitable for different surfaces to be printed, meets the printing requirements of different printed objects, and can be retracted and positioned on the side surface of the body when the surfaces to be printed are smaller and the shielding object exists on the peripheral side, so that the roller assembly is prevented from abutting the shielding object, the printing quality can be effectively improved, and the application range is wider.
Description
Technical Field
The invention belongs to the technical field of printing equipment, and particularly relates to portable printing equipment.
Background
The portable printing device is a code-spraying printing device which is derived from a traditional printer and can be used for industrial production. The portable printing equipment can be used for printing information on the product packaging box, and can also be used for directly carrying out information code spraying on the product.
In order to protect a printing working end, a roller protruding out of the surface of the printing working end is generally fixedly arranged at the printing working end, and a surface to be printed of a printed article is abutted to the roller, so that a certain installation distance is reserved between the printing working end and the surface to be printed.
However, the surface to be printed on different printed articles is not all planar, and may be concave, convex, irregular, etc., and the fixedly arranged roller cannot meet the protection requirement in the printing process. Or when the area of the surface to be printed is smaller and the shielding object exists on the periphery side, the roller is abutted against the shielding object, so that the distance between the printing working end and the surface to be printed is greatly increased, and the printing quality is influenced. There is a need in the art for a printing apparatus with adjustable rollers.
Disclosure of Invention
In order to solve the above problems, the present invention provides an adjustable printing apparatus.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a printing device with adjustable, it includes the body, this internal ink horn that is provided with control circuit board and stores ink, the lower extreme of body is provided with the printing shower nozzle of electric connection control circuit board, the ink horn corresponds the printing shower nozzle and is provided with the ink outlet, the body is provided with roller assembly in the bilateral symmetry of printing the shower nozzle, roller assembly passes through adjustment mechanism and installs on the body and accessible adjustment mechanism adjusts mounting height, and then realizes the regulation with printing shower nozzle working face distance.
Preferably, the lateral wall of body is provided with vertical installation spout and regulation rack, the gyro wheel subassembly has the gyro wheel of adjusting the seat and pivotally locates on the seat, the seat of adjusting has with installation spout complex slide and through slide slidable mounting in the body outside, just be provided with on the seat of adjusting with regulation rack complex locking mechanism, locking mechanism can be in the optional position locking of regulation rack fixed in the sliding stroke of installation spout.
Optionally, the locking mechanism is provided with two connecting rods that alternately set up, and the junction pin joint of two connecting rods adjusts the seat and forms and cut fork structure, and two connecting rods are provided with the locking tooth of meshing with it in the one end that is close to adjusting the rack, and two connecting rods deviate from the one end of adjusting the rack and are provided with the pressing part that exposes in adjusting the seat, pressing part is located between two connecting rods to can push away the connecting rod simultaneously when being used for inwards pressing, thereby make the locking tooth keep away from adjusting the rack, just locking mechanism still includes the second reset spring that sets up between connecting rod and adjusting the seat, the second reset spring has two and sets up with connecting rod one-to-one, and the one end that the one end butt connecting rod of second reset spring was equipped with locking tooth, other end butt adjusting seat for keeping locking tooth meshing adjusting the rack under the normality.
Optionally, the locking mechanism is provided with the locking head, the locking head is close to the one end of adjusting the rack and is provided with the meshing tooth with it, the locking head can keep away from adjusting the rack or be close to adjusting the slidable mounting on adjusting the seat with adjusting the rack, the locking head has the control end that exposes in adjusting the seat, and the locking mechanism still includes setting up in the locking head and adjusting the first reset spring between the seat, first reset spring is used for holding the locking head and makes meshing tooth meshing adjust the rack.
Preferably, the body is provided with a containing cavity with one end open, the ink box is arranged in the containing cavity, and the body is provided with a flip cover capable of opening and closing the containing cavity.
Preferably, the body is provided with a tilting structure corresponding to the ink cartridge, and the tilting structure is used for supporting the ink cartridge and tilting the ink cartridge towards the prescribed position of the ink outlet.
Preferably, the side wall of the accommodating cavity, which is away from the ink outlet of the ink box, is provided with a limiting wall which inclines outwards relative to the vertical surface, the ink box is provided with a convex part which can be borne on the limiting wall, and when the ink box is arranged in the accommodating cavity, the convex part can be abutted against the limiting wall, so that the side wall of the ink box, which is close to the ink outlet, is abutted against the accommodating cavity under the action of gravity to incline the ink box towards the prescribed position of the ink outlet.
Preferably, the upper section of the side wall of the accommodating cavity, which is away from the ink outlet of the ink box, is provided with an elastic piece, and when the ink box is installed in the accommodating cavity, the elastic piece props against the upper end of the side wall of the ink box, which is away from the ink outlet, so that the side wall of the ink box, which is close to the ink outlet, is close to the accommodating cavity to realize the inclination of the ink box towards the prescribed position of the ink outlet.
Preferably, the opening of the accommodating cavity faces upwards, the flip is pivoted with one end of the opening of the accommodating cavity, the other end of the body, which is arranged at the opening of the accommodating cavity, is provided with an elastic buckle capable of buckling the flip, and the flip can be buckled through the elastic buckle to close the opening of the accommodating cavity.
Preferably, the body is provided with a handle on the side wall close to the elastic buckle.
Preferably, a battery is arranged in the handle, and the battery is electrically connected with the control circuit board.
Preferably, the lower extreme pin joint body of elasticity buckle makes the upper end can wind self lower extreme swing, and the one end that elasticity buckle is close to the holding chamber is provided with detains the platform to be used for buckling flip, the one end that elasticity buckle deviates from the holding chamber is provided with third reset spring, elastic buckle is held in one end top of third reset spring, the body is held in the other end top, and the body is provided with limit structure in the one end that elasticity buckle is close to the holding chamber simultaneously.
Preferably, the printing nozzle protrudes from the lower end surface of the body.
Preferably, a protective cover is pivoted at the lower end of the body, and the protective cover can cover the printing nozzle and be turned over and fixed to expose the printing nozzle.
Preferably, the protection cover comprises a protection section pivoted with the body and a clamping section arranged at the tail end of the protection section and inclined towards the body, a clamping table is arranged on the outer side of the clamping section, wedge-shaped surfaces are arranged on the upper side and the lower side of the clamping table, and a buckling concave position is arranged at the lower end of the body corresponding to the clamping table.
Preferably, the protection section is pivoted to the outer edge of the body, a containing concave position is formed in the side wall of the body, which is close to the pivoting end of the protection section, a positioning boss is arranged on the side wall of the containing concave position, and the protection cover can rotate around the pivoting end into the containing concave position and is fixed through the positioning boss.
Preferably, the control circuit board is provided with a first detection mechanism, and the first detection mechanism is exposed out of the body, so as to be used for detecting the printing quality of the printing nozzle.
Preferably, the body is provided with the protective housing corresponding to the ink horn, ink horn detachably installs in the protective housing, print shower nozzle fixed mounting in the play black mouth of ink horn, and print the shower nozzle and have the connecting contact who extends in the ink horn lateral wall, be provided with the connector of electric connection control circuit board on the protective housing, the connector has the winding displacement that extends in the connecting contact outside from the protective housing inboard, the winding displacement corresponds the connecting contact and is provided with spring contact to connect the contact point through spring contact butt, realize printing shower nozzle electric connection control circuit board.
The beneficial effects of the invention are as follows: the roller component can adjust the distance protruding out of the printing working end through the adjusting mechanism, can also retract in the side of the body through the adjusting mechanism, can be applicable to different surfaces to be printed, meets the printing requirements of different printing objects, can retract the roller component and be located in the side of the body when the surfaces to be printed are smaller and the periphery is provided with shielding objects, and therefore the roller component is prevented from being abutted against the shielding objects, the printing quality can be effectively improved, and the application range is wider.
Drawings
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a first state schematic view of a first preferred embodiment of the locking mechanism;
FIG. 3 is a schematic view of a second state of the first preferred embodiment of the locking mechanism;
FIG. 4 is a schematic view of a second preferred embodiment of a locking mechanism;
FIG. 5 is a schematic view of a third preferred embodiment of a locking mechanism;
FIG. 6 is a schematic view of the structure of the flip cover and the protective cover;
FIG. 7 is a schematic view showing a state in which the ink cartridge is mounted in the accommodating chamber;
FIG. 8 is a schematic view showing a state that the protective cover is fixed in the accommodating recess;
FIG. 9 is a schematic view of a structure of the accommodating recess;
FIG. 10 is a schematic diagram of the arrangement of a print head;
fig. 11 is a schematic diagram of the cooperation of the ink cartridge and the protective case.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
First embodiment
Referring to fig. 1 to 11, the invention discloses an adjustable printing device, which comprises a body 1, wherein a control circuit board and an ink box 9 for storing ink are arranged in the body 1, a printing nozzle 904 electrically connected with the control circuit board is arranged at the lower end of the body 1, the ink box 9 is provided with an ink outlet corresponding to the printing nozzle 904, roller assemblies 3 are symmetrically arranged on two sides of the printing nozzle 904 of the body 1, and the roller assemblies 3 are arranged on the body 1 through an adjusting mechanism and can adjust the installation height through the adjusting mechanism, so that the adjustment of the working surface distance of the printing nozzle 904 is realized.
In order to ensure the consistent heights of the roller assemblies 3 at the two sides, a linkage structure is wound on the outer side of the body 1 between the two roller assemblies 3 to fix the two roller assemblies 3.
Preferably, the side wall of the body 1 is provided with a vertical installation chute and an adjustment rack 101, the roller assembly 3 is provided with an adjustment seat 301 and a roller 302 pivoted on the adjustment seat 301, the adjustment seat 301 is provided with a slide seat matched with the installation chute and is slidably mounted on the outer side of the body 1 through the slide seat, the adjustment seat 301 is provided with a locking mechanism matched with the adjustment rack 101, and the locking mechanism can be locked and fixed at any position of the adjustment rack 101 in the sliding stroke of the installation chute. The adjustment mechanism is formed by the mounting chute, the adjustment rack 101, the adjustment seat 301 and the locking mechanism. The adjusting seat 301 can be vertically and slidably installed on the side surface of the body 1 under the action of a sliding seat, and then the locking mechanism is matched with the adjusting rack 101 to realize locking.
So, roller component 3 can adjust the distance that stands out in printing the work end through adjustment mechanism, also accessible adjustment mechanism adjusts and withdraws in body 1 side, can be applicable to the difference treat the printing face, satisfies the printing demand of different printing article to when treating that the printing face is less and the week side exists the shelter from the thing, can withdraw roller component 3 and lie in body 1 side, thereby avoid roller component 3 butt shelter from the thing, can effectively improve print quality, application scope is wider.
As shown in fig. 2 and 3, as a first preferred implementation manner of the locking mechanism in this embodiment, the locking mechanism is provided with two connecting rods 304 which are disposed in a crossing manner, the crossing portion of the two connecting rods 304 is pivoted with the adjusting seat 301 to form a scissor-type structure, one end of the two connecting rods 304 close to the adjusting rack 101 is provided with locking teeth meshed with the two connecting rods, one end of the two connecting rods 304 away from the adjusting rack 101 is provided with a pressing portion 303 exposed out of the adjusting seat 301, the pressing portion 303 is located between the two connecting rods 304, so that the connecting rods 304 can be pushed simultaneously when being pressed inwards, and the locking teeth are far away from the adjusting rack 101, and the locking mechanism further comprises a second reset spring which is disposed between the connecting rods 304 and the adjusting seat 301, one end of the second reset spring abuts against one end of the connecting rod 304 provided with locking teeth, and the other end abuts against the adjusting seat 301, so that the locking teeth are kept to be meshed with the adjusting rack 101 under normal conditions.
For convenience of control, one end of the pressing portion 303 away from the body 1 is exposed to the adjusting seat 301, i.e. the pressing portion 303 is disposed on the adjusting seat 301 in a penetrating manner, and one end of the pressing portion away from the body 1 is exposed to the surface of the adjusting seat 301. Thus, the pressing portion 303 is pushed from the outside to separate the lock teeth from the adjusting gear. In order to realize the installation of the second return spring, an installation column can be arranged between the back surface of the locking tooth and the adjusting seat 301, and two ends of the second return spring are sleeved on the installation column to realize positioning installation.
And corresponding to the two adjusting racks 101, one is to arrange two adjusting racks 101 to respectively correspond to one connecting rod 304, and the other is to enlarge the width of the adjusting racks 101, so that locking teeth on the two connecting rods 304 are abutted to the same adjusting rack 101.
In the locking mechanism of the present embodiment, when the height of the roller assembly 3 needs to be adjusted, the pressing portions 303 on the adjusting seats 301 on both sides are pressed simultaneously, and when the size of the body 1 is smaller, the pressing portions 303 on the adjusting seats 301 on both sides can be pressed simultaneously by one hand, so that the operation is convenient, and the force application is easier. The pressing part 303 pushes the connecting rod 304 to compress the second reset spring, and the locking teeth are separated from the adjusting rack 101, so that the adjusting seats 301 at two sides can slide along the installation sliding groove. After the roller assembly 3 is moved to a proper position, the pressing part 303 is released, the locking teeth are meshed with the adjusting rack 101 again under the action of the second reset spring, and the pressing part 303 is stressed to spring outwards while the connecting rod 304 is reset. Since the link 304 cannot be turned over in the vertical direction, the adjusting seat 301 can be firmly locked in place when the locking teeth engage the adjusting rack 101. In addition, in this embodiment, the ends of the two connecting rods 304 are provided with locking teeth, that is, four locking teeth are shared on two sides of the body 1 for locking, so that the locking relationship of the roller assembly 3 is more firm and stable, the stability in the working process is guaranteed, and the practicability is strong.
As shown in fig. 4, as a second preferred embodiment of the locking mechanism in this embodiment, the locking mechanism is provided with a locking head 5, one end of the locking head 5 near the adjusting rack 101 is provided with engaging teeth matched with the locking head, the locking head 5 can be slidably mounted on the adjusting seat 301 away from the adjusting rack 101 or near the adjusting rack 101, the locking head 5 has a control end exposed out of the adjusting seat 301, and the locking mechanism further comprises a first return spring arranged between the locking head 5 and the adjusting seat 301, and the first return spring is used for propping the locking head 5 to enable the engaging teeth to engage the adjusting rack 101.
In the locking mechanism in this embodiment, the locking head 5 makes the meshing teeth engage with the adjusting rack 101 through the action of the first return spring under the normal state, so as to lock the roller assembly 3, when the height of the roller assembly 3 needs to be adjusted, the control end of the locking head 5 is pulled outwards, so that the meshing teeth are separated from the adjusting rack 101 to unlock, after the roller assembly 3 is moved to a proper position, the control end is released, and the locking head 5 reengages with the adjusting rack 101 to unlock under the action of the first return spring.
As shown in fig. 5, as a third preferred embodiment of the locking mechanism in this embodiment, the locking mechanism is provided with a locking wheel 6 pivoted on an adjusting seat 301, the locking wheel 6 has a rotating head exposed out of the adjusting seat 301, and at the same time, a protruding structure capable of being blocked into an adjusting rack 101 is arranged on the outer surface of the locking wheel 6 in a protruding manner, and a reset torsion spring is arranged between the adjusting seat 301 and the locking wheel 6.
In the locking mechanism in this embodiment, in a normal state, the protruding structure is caught in the adjusting rack 101 by the reset torsion spring. When the roller assembly 3 abuts against the printing surface during printing, an upward force is applied to the adjusting seat 301, and when the external force is transmitted to the locking wheel 6, the protruding structure is not meshed with the adjusting rack 101, so that the locking wheel 6 cannot rotate, and the external force is counteracted. When the height of the roller assembly 3 needs to be adjusted, the rotating head is rotated, the protruding structure is made to reversely overcome the acting force of the reset torsion spring and deviate from the adjusting rack 101, locking can be released, after the roller assembly 3 is moved to a proper position, the rotating head is loosened, and under the action of the reset torsion spring, the protruding structure on the locking wheel 6 is clamped into the adjusting rack 101 again.
In order to realize the installation of the ink cartridge 9, preferably, the body 1 is provided with a containing cavity with one end open, the ink cartridge 9 is installed in the containing cavity, and the body 1 is provided with a flip 7 capable of opening and closing the containing cavity. In this way, the cover 7 can be opened to replace the ink cartridge 9 after the ink is used.
In view of the fact that a large amount of ink remains in the ink cartridge 9 in the conventional portable printing apparatus, both cost waste is caused, and environmental pollution is easy, in this embodiment, an inclined structure is disposed in the body 1 corresponding to the ink cartridge 9, and the inclined structure is used for supporting the ink cartridge 9 and inclining the ink cartridge 9 toward the position prescribed by the ink outlet, so that the ink in the ink cartridge 9 flows to the ink outlet, and ink residue is reduced.
As shown in fig. 6 and 7, as a first preferred embodiment of the tilting structure, the side wall of the accommodating cavity facing away from the ink outlet of the ink cartridge 9 is provided with a limiting wall 103 tilting outwards relative to the vertical surface, the ink cartridge 9 is provided with a convex part capable of being carried on the limiting wall 103, and when the ink cartridge 9 is installed in the accommodating cavity, the convex part can be abutted against the limiting wall 103, so that the side wall of the ink cartridge 9 close to the ink outlet abuts against the accommodating cavity under the action of gravity to realize tilting of the ink cartridge 9 towards the prescribed position of the ink outlet.
Preferably, the lower surface of the protrusion is provided with a cambered surface or a slope so as to be engaged with the limiting wall 103.
As a second preferred embodiment of the tilting structure, the accommodating cavity is provided with an elastic member at an upper section of the side wall facing away from the ink outlet of the ink cartridge 9, and when the ink cartridge 9 is installed in the accommodating cavity, the upper end of the side wall facing away from the ink outlet of the ink cartridge 9 can be propped by the elastic member, so that the side wall of the ink cartridge 9 close to the ink outlet abuts against the accommodating cavity to tilt the ink cartridge 9 towards the prescribed position of the ink outlet.
The elastic piece can be an elastic cantilever which is inclined downwards and gradually stretches into the accommodating cavity, and also can be an elastic object made of elastic materials.
Since a certain gap is necessarily present between the accommodation chamber and the ink cartridge 9, the ink cartridge 9 is mounted. Therefore, in both the above embodiments, the ink cartridge 9 can be tilted toward the position where the ink outlet is located by acting on the upper end position of the side wall of the ink cartridge 9 facing away from the ink outlet, so that the ink residue can be reduced. Along with the increase of the number of consumed ink cartridges 9, a great production cost is saved, and meanwhile, the ink cartridge is favorable for environmental protection and has strong practicability.
As shown in fig. 6 and 7, the opening of the accommodating cavity faces upwards, the flip 7 is pivoted to one end of the opening of the accommodating cavity, the other end of the opening of the accommodating cavity of the body 1 is provided with an elastic buckle 8 capable of buckling the flip 7, and the flip 7 can be buckled through the elastic buckle 8 to close the opening of the accommodating cavity.
Specifically, the lower extreme pin joint body 1 of elasticity buckle 8 makes the upper end can swing around self lower extreme, and the one end that elasticity buckle 8 is close to the holding chamber is provided with detains the platform to be used for buckling flip 7, the one end that elasticity buckle 8 deviates from the holding chamber is provided with third reset spring, elastic buckle 8 is held in one end top of third reset spring, other end top is held body 1, and body 1 is provided with limit structure in the one end that elasticity buckle 8 is close to the holding chamber simultaneously. In the actual production process, the limit structure can be formed by arranging structures such as rib plates or ejector pins in the body 1.
Therefore, the elastic buckle 8 can abut against the limiting structure under the action of the third return spring, so that the buckling table is always positioned at the opening of the accommodating cavity. When the flip 7 is covered, the flip 7 can be fixed by buckling the upper end face of the flip 7 through the buckling table, so that the opening of the accommodating cavity is closed. Simultaneously, the elastic buckle 8 can be pulled outwards to enable the upper end of the elastic buckle to deviate from the opening of the accommodating cavity, so that the flip 7 is separated from the buckling table, and the flip 7 can be turned over to open the accommodating cavity.
Further, in order to improve the convenience of use, the end face of the flip 7, which faces the accommodating cavity during the covering, is provided with a spring, so that the ink box 9 can be propped by the spring, the pretightening force is applied to the ink box 9, and the ink box 9 can be ensured to be installed in place. And when pulling elastic buckle 8, flip 7 can pop out and open the holding chamber under the effect of spring, convenient to use, the convenience is strong. And the arrangement of the spring is lower than the mode of directly pressing the ink box 9 through the flip 7, so that the requirement on the dimensional accuracy is lower, the production efficiency is improved, and the production cost is reduced.
For ease of handling, the body 1 is preferably provided with a handle 4 on the side wall close to the elastic clasp 8. The user can hold the handle 4 to control the body 1 to print, and the distance between the handle 4 and the elastic buckle 8 is relatively close, so that the ink box 9 can be conveniently controlled by one hand and replaced by one hand.
Further, a battery is disposed in the handle 4, and the battery is electrically connected to the control circuit board. The battery can be a rechargeable battery or a common storage battery, and when the common storage battery is adopted, a battery disassembling cover is arranged on the handle 4 so as to facilitate the replacement of the battery. When the rechargeable battery is adopted, the charging mode can be adopted, a charging interface can be arranged on the body 1 or the handle 4 for charging, and the charging interface can be a USB interface or a DC interface.
In this embodiment, the battery is disposed in the handle 4, so that the volume of the body 1 can be reduced, and the battery increases the weight of the handle 4, so that the weight of the body 1 is relatively reduced, the load and torque of the body 1 to the arm during holding are reduced, and the holding is convenient.
Although the roller assembly 3 can be adjusted up and down, considering that the body 1 itself has a certain width and thickness, the size of the printing nozzle 904 is smaller than that of the body 1, when the printing nozzle is used for printing on a surface to be printed with small area such as a cup bottom and a bowl bottom and protrusions on the periphery, the lower end of the body 1 is easily abutted with the protrusions, so that the printing nozzle 904 cannot be close to the surface to be printed, and the printing quality is affected. For this reason, the printing head 904 in this embodiment protrudes from the lower end surface of the body 1.
In this way, since the size of the printing nozzle 904 is smaller, and the sizes of the bowl bottom and the cup bottom under the conventional size are larger than those of the printing nozzle 904, when the printing nozzle 904 is used in such a printing scenario, the printing nozzle 904 can properly extend into the concave part to print, so that the printing quality is ensured.
In order to protect the printing nozzle 904 after the printing operation is completed and to avoid ink leakage, it is preferable that the lower end of the body 1 is pivoted with a protective cover 2, and the protective cover 2 can cover the printing nozzle 904 and be turned over and fixed to expose the printing nozzle 904.
As shown in fig. 6, the protection cover 2 includes a protection section 201 pivoted to the body 1 and a clamping section 202 disposed at an end of the protection section 201 and inclined toward the body 1, a clamping table is disposed on an outer side of the clamping section 202, wedge-shaped surfaces are disposed on an upper side and a lower side of the clamping table, and a buckling concave position is disposed at a lower end of the body 1 corresponding to the clamping table.
Thus, the clamping platform can be directly pressed into the buckling concave position from the outer side or pulled out from the buckling concave position under the action of external force through the wedge-shaped surface matching and the deformation capability of the clamping section 202. The clamping section 202 can keep a certain distance between the protection section 201 and the lower end face of the body 1, and can protect the printing nozzle 904 which is arranged in a protruding mode.
Further, the protection section 201 is provided with a silica gel sheet towards the end face of the printing nozzle 904, the silica gel sheet is adhered to the protection section 201, and the size of the silica gel sheet is larger than that of the printing nozzle 904, and the silica gel sheet is used for covering and abutting the printing nozzle 904 when the protection cover 2 covers the lower end of the body 1, so that the printing nozzle 904 is protected and ink leakage is avoided.
Meanwhile, in order to fix the opened protection cover 2, it is preferable that, as shown in fig. 9 and 8, the protection section 201 is pivotally connected to an outer edge of the body 1, a receiving recess 102 is provided on a side wall of the body 1 near a pivoting end of the protection section 201, a positioning boss is provided on a side wall of the receiving recess 102, and the protection cover 2 can rotate around the pivoting end into the receiving recess 102 and be fixed by the positioning boss. The depth of the accommodating recess 102 is smaller than the distance from the end of the locking section 202 to the protecting section 201, so that when the protecting cover 2 is fixed in the accommodating recess 102, the end of the locking section 202 protrudes out of the side wall surface of the body 1, so that the protecting cover 2 is pulled out of the accommodating recess 102 by pulling the locking section 202.
Further, an extension section is disposed at the lower end of the clamping section 202 at the end of the protection section 201. When the protective cover 2 is covered at the lower end of the body 1, the extending section can be pulled to drive the clamping section 202 to release from the buckling concave position, so that the operation is convenient.
Thus, the protective cover 2 can be covered on the lower end of the main body 1 when the printing device is not in operation, can be turned over and fixed in the accommodating concave position 102 when the printing device is in operation, is convenient to use, can protect the printing nozzle 904 and prevent ink leakage, and can avoid influencing printing due to suspension outside when the printing device is in operation.
Since one side of the body 1 is already provided with the handle 4, the pivoting end of the protection cover 2 is located at the lower end of the other side wall of the body 1 opposite to the handle 4 in order to avoid interference. Thus, the arrangement of the accommodating recess 102 and the opening and fixing of the protective cover 2 do not interfere with the handle 4, and the size design, the product production and the assembly are facilitated.
In addition, because the ink box 9 belongs to the consumable, the consumable needs to be replaced frequently, the body 1 needs to be used continuously, meanwhile, the shape and the size of the accommodating cavity are not necessarily matched with the ink box 9 completely, if the two are consistent, the requirement on the dimensional accuracy can be greatly improved, and the production cost is increased dramatically.
In view of this, in this embodiment, as shown in fig. 10 and 11, the body 1 is provided with a protective housing corresponding to the ink cartridge 9, the ink cartridge 9 is detachably mounted in the protective housing, the print head 904 is fixedly mounted at the ink outlet of the ink cartridge 9, the print head 904 has a connection contact 905 extending from the side wall of the ink cartridge 9, the protective housing is provided with a connector 907 electrically connected to the control circuit board, the connector 907 has a flat cable 906 extending from the inner side of the protective housing to the outer side of the connection contact 905, and the flat cable 906 is provided with a spring contact 903 corresponding to the connection contact 905 so as to abut against the contact 905 through the spring contact 903, thereby realizing the electrical connection of the print head 904 to the control circuit board.
The protective shell consists of a first shell 901 and a second shell 902 which are mutually spliced and clamped, wherein the first shell 901 is provided with a back plate and a plurality of clamping plates protruding from the edge of the back plate, the clamping plates are perpendicular to the plane where the back plate is positioned, so that a cavity matched with the shape of the ink box 9 is formed, and the second shell 902 is buckled at the tail end of the clamping plates. In this way, the ink cartridge 9 can be placed in the card from the outside of the first housing 901, and the second housing 902 can be engaged to cover the ink cartridge 9 in the chamber. The connector 907, the flat cable 906 and the spring contact 903 are all disposed on the first casing 901, and in order to realize the installation, a circle of partition board is disposed on the outer side of the first casing 901, and an installation gap is reserved between the partition board and the clamping board. Wherein the flat cable 906 is arranged in the installation gap, passes through the clamping plate at a position outside the connecting contact 905 of the side wall of the ink box 9 and is provided with the spring contact 903, so as to realize butt joint. In addition, the connector 907 is located at the upper end of the first housing 901, and is pressed and fixed when the second housing 902 is fastened. When the protective shell is placed into the accommodating cavity from the upper end, the connector 907 is pressed against a preset connection structure of the control circuit board, so as to realize electrical connection.
Wherein the outer dimensions of the protective shell are adapted to the receiving cavity and the ink cartridge 9 is adapted to the cavity in the first housing 901. The protective housing can be recycled, and when the ink cartridges 9 with different sizes are replaced, only the protective housing corresponding to the cavity and having the external dimension matched with the accommodating cavity needs to be replaced, so that the printing device can be suitable for the ink cartridges 9 with various structures. In addition, the connector 907, the spring contacts 903 and the flat cable 906 can be repeatedly used along with the protective shell, and along with the increase of the number of the replaced ink cartridges 9, a considerable production cost can be saved, and the environment protection is facilitated. And the spring contact 903 is abutted against the printing nozzle 904, so that the stability of electric connection can be ensured, and the problem of poor contact is difficult to occur.
Further, the control circuit board is provided with a first detection mechanism, and the first detection mechanism is exposed out of the body 1 and is used for detecting the printing quality of the printing nozzle 904. The first detection mechanism can be fixedly arranged on the outer side of the body 1 or externally arranged, namely, an external interface is preset on the outer side of the body 1 by the control circuit board, and the control circuit board is connected with an external electric eye through the external interface.
Meanwhile, the control circuit board may further be provided with a second detection mechanism, which is a synchronization module built in the rolling assembly and used for detecting the rotation speed of the roller 302. The specific structural arrangement and installation of the portable printer can refer to the prior art with a patent number of CN201721498606.8 and a patent name of a handheld portable printer, and are not described herein.
In addition, the control circuit board is also provided with conventional structures such as ink monitoring, a work indicator lamp, a power switch, a starting key and the like.
Second embodiment
The main difference of the present embodiment is that the adjusting mechanism in the present embodiment replaces the adjusting rack 101 with a plurality of vertically arranged positioning holes, and the locking mechanism is provided with positioning posts matched with the positioning holes, so as to realize lifting locking of the roller assembly.
The above embodiment is only a preferred embodiment of the present invention, and other embodiments of the present invention are also possible, for example, magnets are disposed at the lower ends of the protection cover 2 and the body 1 and in the accommodating recess 102, and the fastening mode is replaced by the magnet adsorption mode; and for example, the motor and the screw rod mechanism form an adjusting mechanism to realize the height adjustment of the roller assembly. Equivalent modifications and substitutions can be made by those skilled in the art without departing from the spirit of the invention, and these equivalent modifications or substitutions are intended to be included within the scope of the present claims.
Claims (8)
1. The adjustable printing device is characterized by comprising a body, wherein a control circuit board and an ink box for storing ink are arranged in the body, a printing nozzle electrically connected with the control circuit board is arranged at the lower end of the body, the ink box is provided with an ink outlet corresponding to the printing nozzle, roller assemblies are symmetrically arranged on two sides of the printing nozzle on the body, and the roller assemblies are arranged on the body through an adjusting mechanism and can adjust the mounting height through the adjusting mechanism, so that the adjustment of the distance between the roller assemblies and the working surface of the printing nozzle is realized;
the two side walls of the body are provided with vertical mounting sliding grooves and adjusting racks, the roller assemblies are provided with adjusting seats and rollers pivoted on the adjusting seats, the adjusting seats are provided with sliding seats matched with the mounting sliding grooves and are slidably mounted on the outer side of the body through the sliding seats, the adjusting seats are provided with locking mechanisms matched with the adjusting racks, and the locking mechanisms can be locked and fixed at any positions of the adjusting racks in the sliding stroke of the mounting sliding grooves;
the locking mechanism is provided with two connecting rods which are arranged in a crossing way, the crossing part of the two connecting rods is pivoted with the adjusting seat to form a scissor-type structure, one end of the two connecting rods, which is close to the adjusting rack, is provided with locking teeth meshed with the adjusting seat, one end of the two connecting rods, which is away from the adjusting rack, is provided with a pressing part exposed out of the adjusting seat, the pressing part is positioned between the two connecting rods and can push the connecting rods simultaneously when being used for inwards pressing, so that the locking teeth are far away from the adjusting rack, the locking mechanism also comprises second reset springs which are arranged between the connecting rods and the adjusting seat, the second reset springs are provided with two second reset springs and are arranged in one-to-one correspondence with the connecting rods, and one end of each second reset spring is abutted against one end of the connecting rod, which is provided with the locking teeth, and the other end of each second reset spring is abutted against the adjusting seat, so that the locking teeth are kept to be meshed with the adjusting rack under a normal state; the ink box is characterized in that the body is provided with a containing cavity with one end being open, the ink box is installed in the containing cavity, the body is provided with a flip cover capable of opening and closing the containing cavity, and the flip cover is provided with a spring towards the end face of the containing cavity during covering.
2. An adjustable printing apparatus according to claim 1, wherein the body is provided with a tilt structure corresponding to the ink cartridge, the tilt structure being adapted to hold the ink cartridge and tilt the ink cartridge toward the prescribed position of the ink outlet.
3. An adjustable printing apparatus according to claim 1, wherein the opening of the accommodating chamber is upward, the flip cover is pivoted to one end of the opening of the accommodating chamber, the other end of the opening of the accommodating chamber is provided with an elastic buckle capable of buckling the flip cover, and the flip cover can be buckled by the elastic buckle to close the opening of the accommodating chamber.
4. An adjustable printing apparatus according to claim 3, wherein said body is provided with a handle on a side wall adjacent to the resilient catch.
5. An adjustable printing apparatus according to claim 1, wherein said print head protrudes from a lower end surface of the body.
6. An adjustable printing apparatus according to claim 1, wherein the lower end of the body is pivotally provided with a protective cover which can cover the printing head and be flipped open and secured to reveal the printing head.
7. An adjustable printing apparatus according to claim 1, wherein the control circuit board is provided with a first detection mechanism, the first detection mechanism being disposed externally of the body for detecting the print quality of the print head.
8. An adjustable printing apparatus according to any one of claims 1-7, wherein the body is provided with a protective housing corresponding to the ink cartridge, the ink cartridge is detachably mounted in the protective housing, the printing head is fixedly mounted at an ink outlet of the ink cartridge, the printing head has a connection contact extending from a side wall of the ink cartridge, the protective housing is provided with a connector electrically connected to the control circuit board, the connector has a flat cable extending from an inner side of the protective housing to an outer side of the connection contact, and the flat cable is provided with a spring contact corresponding to the connection contact so as to abut against the connection contact via the spring contact, thereby electrically connecting the printing head to the control circuit board.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811167741.3A CN109397888B (en) | 2018-10-08 | 2018-10-08 | Adjustable printing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811167741.3A CN109397888B (en) | 2018-10-08 | 2018-10-08 | Adjustable printing device |
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| CN109397888A CN109397888A (en) | 2019-03-01 |
| CN109397888B true CN109397888B (en) | 2024-03-22 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112776482B (en) * | 2019-11-08 | 2022-07-22 | 广东宝丰数字印刷科技有限公司 | Handheld green printing equipment and printing method |
| CN110936728B (en) * | 2019-12-20 | 2021-07-13 | 中山市恒辉自动化科技有限公司 | Portable mark spraying machine |
| CN114248561B (en) * | 2021-12-20 | 2023-04-07 | 天津市第四中心医院 | Syringe marking device |
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Effective date of registration: 20201117 Address after: 528400 Guangdong city of Zhongshan province Tanzhou Zhen Yong village Zhenxiang Street No. 81 2 2 floor B district two Applicant after: ZHONGSHAN SANZANG ELECTRONIC TECHNOLOGY Co.,Ltd. Address before: 528400 Guangdong city of Zhongshan province Tanzhou Zhen Yong Chu Road No. 9 on the third. Applicant before: ZHONGSHAN BISHENG PRINTING TECHNOLOGY Co.,Ltd. |
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