CN208760203U - A kind of thermal transfer printer - Google Patents

Abstract

The utility model provides a kind of thermal transfer printer, comprising: rack, carbon ribbon component, drawing device and locking mechanism, rack have placement space；Carbon ribbon component includes carbon ribbon；Drawing device is equipped with carbon ribbon component, connect with housing slide, and can slide in or out placement space under the effect of external force；Drawing device has the first position being located in placement space, and the second position outside placement space；Locking mechanism locks the first position of drawing device.Thermal transfer printer provided by the utility model has the advantages that replacement carbon ribbon is convenient, structure is simple.

Description

A kind of thermal transfer printer

Technical field

The utility model relates to printer technology fields, and in particular to a kind of thermal transfer printer.

Background technique

Printer can be seen in life everywhere, but due to printing demand, purposes is various, and the classification of printer is thousand Poor ten thousand are not, and generally printer is segmented into stylus printer, ink-jet printer, laser printer, thermal printer, thermal transfer Printer etc., the difference of these printers according to demand, printing type is also different, also different for the material that prints.Have very much Label, it necessarily requires can be able to stand, and time test, remain unchanged for a long period of time type, text must long-term preservation, cannot fade, Bu Nengyin Just wear, cannot change colour compared with higher position deformation because of temperature for contact solvent etc., then it is necessary to adopt a kind of special substance Print media and printed material guarantee these characteristics, and general inkjet printing technology is unable to reach, and laser printing can not also reach At, and the effect of stylus printer can not meet the requirements with original design, then there is the appearance of thermal transfer technology.

Thermal transfer technology is exactly in simple terms to pass through the work original of similar facsimile machine print head using special carbon ribbon Reason, the mode by the carbon dust coating on carbon ribbon by heating, is transferred in paper or other kinds of material, due on carbon ribbon Coated substance can according to need to select, and generate stronger adhesive force, in addition the selection of print media, more can guarantee and print The writing come is not by external influence.

Carbon ribbon is a kind of consumables, and replacement carbon ribbon is frequently necessary to during using printer.

Printer in the prior art, the accommodating cavity in body usually with a placement carbon ribbon, when needing replacing carbon ribbon When, the lid of printer is opened, directly replaces carbon ribbon in printer, it is very inconvenient to the replacement of carbon ribbon.

A kind of thermal transfer printer is disclosed in the patent document of Publication No. CN103465634B, comprising: rack, printing Mechanism and carbon ribbon mechanism, when replacing carbon ribbon using this thermal transfer printer, operator only passes through the behaviour for once opening upper cover Work, which can both link, opens ribbon holder, completes the replacement of carbon ribbon.Although this printer can open ribbon holder to right Carbon ribbon is replaced, and still, not only needs to lock ribbon holder under working condition, is shifted to prevent blocking band and is guaranteed printing The normal work of machine, meanwhile, ribbon holder can not independently rest on opening state, need to be arranged and locked to opening state Locking structure, this will lead in printer and sets multiple locking structures for ribbon holder, and printer arrangement is complicated, higher cost； If being not provided with the locking structure locked to opening state, but ribbon holder is held so that it maintains open shape with hand steered State to realize the normal replacement to carbon ribbon, and will appear the inconvenient problem of carbon ribbon replacement

Utility model content

The technical issues of the utility model solves be to overcome printer in the prior art or replacement carbon ribbon it is inconvenient, Or complicated defect, so that providing one kind is conveniently replaceable the carbon ribbon simple thermal transfer printer of structure simultaneously.

To achieve the above object, the utility model provides a kind of thermal transfer printer, comprising: rack, is taken out carbon ribbon component Drawing device and locking mechanism, rack have placement space；Carbon ribbon component includes carbon ribbon；Drawing device is equipped with carbon ribbon component, with Housing slide connection, and placement space can be slid in or out under the effect of external force；Drawing device, which has, to be located in placement space First position, and the second position outside placement space；Locking mechanism locks the first position of drawing device.

Further, drawing device includes: frame body and guiding mechanism, and erection of frames has carbon ribbon component, and and housing slide Connection；Guiding mechanism guidance frame body slides in or out placement space, including the sliding block or guide groove being set on frame body, and is set to rack Guide groove or sliding block upper, with sliding block or guide groove cooperation on frame body.

Further, frame body includes: capping plate and two side arms, and capping plate is used to cover the opening of placement space；Two Side arm, the both ends of separation capping plate, and length extending direction is consistent with the glide direction of frame body；Carbon ribbon component is installed on two sides Between arm.

Further, rack includes two side plates, and placement space is set between two side plates；The inner wall of side plate is equipped with and leads Slot or sliding block, the outer wall of side arm are equipped with the sliding block or guide groove cooperated with guide groove or sliding block, and side arm passes through sliding block and guide groove It is cooperatively connected on corresponding side plate.

Further, locking mechanism includes: transmission mechanism, buckle structure and bias piece, and transmission mechanism is set to drawing device On；Buckle structure includes the grab connecting with transmission mechanism, and the block piece in rack, and grab, which is equipped with, is suitable for accommodating block piece Card slot；Bias piece is connected between transmission mechanism and grab, and being applied to grab one makes block piece be caught in the bias in card slot Power.

Further, transmission mechanism includes: operation portion and STATEMENT OF FEDERALLY SPONSORED, and operation portion is arranged on drawing device；STATEMENT OF FEDERALLY SPONSORED with Operation portion is fixedly connected, and being rotatably connected in STATEMENT OF FEDERALLY SPONSORED has grab and bias piece.

Further, bias piece is torsional spring.

Further, the end of STATEMENT OF FEDERALLY SPONSORED is equipped at least one convex block, and grab is equipped at least one far from one end of card slot The mounting hole being rotationally placed on convex block.

Further, torsional spring is rotatably connected on convex block, and has the first end being fixedly connected with grab, and be suitable for It is deformed under the effect of external force so that the second end that first end drives card slot to be detached from block piece.

Further, grab is equipped with the lead-in chamfered that guidance block piece slides into card slot far from one end of transmission mechanism.

Technical solutions of the utility model have the advantages that

1, thermal transfer printer provided by the utility model, comprising: rack, carbon ribbon component, drawing device and locking mechanism, Rack has placement space；Carbon ribbon component includes carbon ribbon；Drawing device is equipped with carbon ribbon component, connect with housing slide, and can Placement space is slid in or out under the effect of external force；Drawing device has the first position being located in placement space, and is located at The second position outside placement space；Locking mechanism locks the first position of drawing device.When needing replacing carbon ribbon, draw Dynamic drawing device unlocks locking mechanism, then proceedes to pull drawing device, so that drawing device moves to the from first position Two positions can replace carbon ribbon at this time；After completing replacement, push drawing device that drawing device is made to move to the from the second position One position, locking mechanism when in first position lock drawing device, take out in print procedure to avoid printer Drawing device generates displacement.This printer does not need to be locked carbon ribbon component when being in the second position and just can complete to replace Carbon ribbon, it is only necessary to drawing device when being in first position be locked and be both able to achieve printing function, therefore this printer It is not only convenient for replacement carbon ribbon, and structure is simpler.

2, thermal transfer printer provided by the utility model, frame body include capping plate and two side arms, and capping plate is for sealing The opening of lid placement space；Two side arms, the both ends of separation capping plate, and the glide direction one of length extending direction and frame body It causes；Carbon ribbon component is installed between two side arms.Carbon ribbon component is placed on frame body, so moving together with frame body, pulls out frame body When, carbon ribbon component is also pulled out, and then is conveniently replaceable carbon ribbon.

3, thermal transfer printer provided by the utility model, locking mechanism include: transmission mechanism, buckle structure and bias Part, transmission mechanism are set on drawing device；Buckle structure includes the grab connecting with transmission mechanism, and the gear in rack Part, grab are equipped with the card slot for being suitable for accommodating block piece；Bias piece is connected between transmission mechanism and grab, and is applied to grab one A biasing force for being caught in block piece in card slot.When block piece is far from card slot, locking mechanism is in the unlocked state, and block piece is caught in card slot When, locking mechanism is in the lock state.Transmission mechanism drives bias piece movement, and bias piece is by external force in motion process, in turn Drive grab far from block piece；When bias piece is not affected by external force, grab is always by certain biasing force, in order to locking mechanism It is in the lock state.

4, thermal transfer printer provided by the utility model, transmission mechanism include: operation portion and STATEMENT OF FEDERALLY SPONSORED, operation portion setting On drawing device；STATEMENT OF FEDERALLY SPONSORED is fixedly connected with operation portion, and being rotatably connected in STATEMENT OF FEDERALLY SPONSORED has grab and bias piece.Operating member In capping plate, pull operation portion, STATEMENT OF FEDERALLY SPONSORED moves together with operation portion for setting, when the bias piece in STATEMENT OF FEDERALLY SPONSORED and covers plate When inner wall contacts, capping plate gives bias piece one power, so that bias piece drives grab to rotate counterclockwise.

Detailed description of the invention

It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art Under the premise of labour, it is also possible to obtain other drawings based on these drawings.In the accompanying drawings:

Fig. 1 is the overall structure diagram of the thermal transfer printer provided in the first embodiment of the utility model；

Fig. 2 is the part-structure decomposition diagram of thermal transfer printer shown in FIG. 1；

Fig. 3 is the drawing device decomposition diagram of thermal transfer printer shown in FIG. 1；

Fig. 4 is partial enlarged view at the A of thermal transfer printer shown in Fig. 3；

Fig. 5 is another angled arrangement schematic diagram of thermal transfer printer shown in FIG. 1；

Fig. 6 is the side view of thermal transfer printer shown in fig. 5；

Fig. 7 is partial enlarged view at the B of thermal transfer printer shown in fig. 6.

Wherein, the appended drawing reference in above-mentioned attached drawing are as follows:

11, side plate；21, carbon ribbon；22, axis is provided；23, axis is recycled；31, plate is covered；32, side arm；33, guide groove；41, block Hook；412, card slot；413, lead-in chamfered；42, block piece；43, bias piece；431, first end；432, second end；51, operation portion； 52, STATEMENT OF FEDERALLY SPONSORED；521, convex block.

Specific embodiment

The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical Novel protected range.

As shown in Figure 1 to Figure 3, the present embodiment provides a kind of thermal transfer printers, including rack, carbon ribbon component, pull to fill It sets and locking mechanism.

Rack has placement space；

Carbon ribbon component includes carbon ribbon 21；

Drawing device is equipped with carbon ribbon component, connect with housing slide, and can slide in or out and put under the effect of external force Between emptying；Drawing device has the first position being located in placement space, and the second position outside placement space；

Locking mechanism locks the first position of drawing device.

When needing replacing carbon ribbon 21, drawing device is pulled to unlock locking mechanism, then proceedes to pull drawing device, make It obtains drawing device and moves to the second position from first position, carbon ribbon 21 can be replaced at this time；After completing replacement, pull dress is pushed Setting makes drawing device move to first position from the second position, and locking mechanism when in first position locks drawing device Fixed, to avoid printer, drawing device generates displacement in print procedure.This printer do not needed when being in the second position by Carbon ribbon component, which is locked, just can complete replacement carbon ribbon 21, it is only necessary to lock to drawing device when being in first position Both it is able to achieve printing function, therefore this printer is not only convenient for replacement carbon ribbon 21, and structure is simpler.

As shown in Fig. 2, the drawing device in the present embodiment includes frame body and guiding mechanism, erection of frames has carbon ribbon component, And it is connect with housing slide；Guiding mechanism guidance frame body slides in or out placement space, including the sliding block being set on frame body, and sets In the guide groove 33 in rack, with the sliding block cooperation on frame body.Guiding mechanism is set convenient for pulling out or being pushed into drawing device, Jin Erbian In replacement carbon ribbon 21.As a kind of interchangeable embodiment, guide groove 33 can be set on frame body, setting is slided on the rack The function of pulling out or be pushed into drawing device equally may be implemented in block.

Frame body in the present embodiment includes capping plate 31 and two side arms 32, and capping plate 31 is for covering opening for placement space Mouthful；Two side arms 32, the both ends of separation capping plate 31, and length extending direction is consistent with the glide direction of frame body；Carbon ribbon component It is installed between two side arms 32.Carbon ribbon component is placed on frame body, so moved together with frame body, when pulling out frame body, carbon ribbon group Part is also pulled out, and then is conveniently replaceable carbon ribbon 21.

Rack in the present embodiment includes two side plates 11, and placement space is set between two side plates 11；Side plate 11 it is interior Wall is equipped with guide groove 33, and the outer wall of side arm 32 is equipped with the sliding block cooperated with guide groove 33, and side arm 32 passes through sliding block and guide groove 33 Mating connection on corresponding side plate 11.As a kind of interchangeable embodiment, sliding block, side are set on the inner wall of side plate 11 Sliding block with sliding block cooperation is set on the outer wall of wall, also can be realized sliding function.

As shown in Figure 3 and Figure 4, the locking mechanism in the present embodiment includes: transmission mechanism, buckle structure and bias piece 43, Transmission mechanism is set on drawing device；Buckle structure includes the grab 41 connecting with transmission mechanism, and the block piece in rack 42, grab 41 is equipped with the card slot 412 for being suitable for accommodating block piece 42；Bias piece 43 is connected between transmission mechanism and grab 41, and Being applied to grab 41 1 makes block piece 42 be caught in the biasing force in card slot 412.When block piece 42 is far from card slot 412, at locking mechanism In unlocked state, when block piece 42 is caught in card slot 412, locking mechanism is in the lock state.Transmission mechanism drives bias piece 43 to move, Bias piece 43 is by external force in motion process, and then drives grab 41 far from block piece 42；When bias piece 43 is not affected by external force, card Hook 41 is always by certain biasing force, in order to which locking mechanism is in the lock state.

As shown in Figures 3 to 6, the transmission mechanism in the present embodiment includes: operation portion 51 and STATEMENT OF FEDERALLY SPONSORED 52, and operation portion 51 is set It sets on drawing device；STATEMENT OF FEDERALLY SPONSORED 52 is fixedly connected with operation portion 51, and being rotatably connected in STATEMENT OF FEDERALLY SPONSORED 52 has grab 41 and bias Part 43.In capping plate 31, operation portion 51 is knob, pull operation portion 51, STATEMENT OF FEDERALLY SPONSORED 52 and operation portion for operation portion 51 settings 51 move together, and when the inner wall of bias piece 43 and capping plate 31 in STATEMENT OF FEDERALLY SPONSORED 52 contacts, capping plate 31 gives bias piece 43 1 A power, so that bias piece 43 drives grab 41 to rotate counterclockwise.

The specific structure of bias piece 43 can there are many kinds of, in the present embodiment, bias piece 43 be torsional spring.

As shown in figure 4, the end of STATEMENT OF FEDERALLY SPONSORED 52 is set there are two convex block 521, grab 41 is equipped with two far from one end of card slot 412 A mounting hole being rotationally placed on convex block 521.Setting is convenient for grab 41 being rotatably connected to STATEMENT OF FEDERALLY SPONSORED 52 in this way On.

Torsional spring is rotatably connected on convex block 521, and has the first end 431 being fixedly connected with grab 41, and be suitable for It is deformed under the effect of external force so that the second end 432 that first end 431 drives card slot 412 to be detached from block piece 42.To the second of torsional spring End 432 applies an external force, so that card slot 412 is detached from block piece 42, even if locking mechanism unlocks.

The edge of grab 41 being located at outside capping plate 31 is equipped with protrusion, and the first end 431 of torsional spring stretches out the capping Plate 31 simultaneously catches on the protrusion.

As shown in fig. 7, grab 41 is oblique far from the guidance that one end of transmission mechanism is equipped in the guidance slide-in card slot 412 of block piece 42 Face 413.Setting lead-in chamfered 413 is conducive to when drawing device moves to first position from the second position, will not be with block piece 42 It interferes.

As shown in Fig. 2, the carbon ribbon component in the present embodiment further includes providing axis 22 and recycling axis 23；

Providing 22 initial wrap of axis has carbon ribbon 21；

Recycling axis 23 is arranged in parallel with the granting axis 22, and can rotate under the effect of external force will be wrapped in the hair The carbon ribbon 21 on axis 22 is put to be wound on the recycling axis 23.

Thermal transfer printer in the present embodiment further includes heat-sensing device, is liftably arranged in the rack, and institute is worked as When stating thermal transfer printer and being in print state, the heat-sensing device heats the carbon ribbon 21.

When needing replacing carbon ribbon, pull operation portion 51, the second end 432 of torsional spring and the inner wall of capping plate 31 are abutted against, The second end 432 that plate 31 squeezes torsional spring is covered, so that second end 432 is rotated down around the junction of torsional spring and convex block 521, thus First end 431 is driven to be rotated up around the junction of torsional spring and convex block 521, so that the first end 431 of torsional spring drives card slot 412 de- From block piece 42, locking mechanism is in the unlocked state at this time, pulls on operation portion 51, and drawing device is driven to move from first position To the second place, carbon ribbon can be replaced in this way.

After completing to the replacement of carbon ribbon, operation portion 51 is pushed, so that drawing device is transported from the second position to first position It is dynamic, since grab 41 is equipped with lead-in chamfered 413, so grab 41 will not be with block piece when grab 41 is in contact with block piece 42 42 interfere, and the first end 431 of torsional spring drives grab to rotate to the direction close to block piece under the action of torsional spring restores elastic force, So that block piece 42 can offset with lead-in chamfered 413 in the pushing course of drawing device and slide along lead-in chamfered 413, work as pumping When drawing device is pushed into first position, block piece 42 is slided in card slot 412, and locking mechanism is in the lock state at this time, printer It can realize printing function.

Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or It changes among the protection scope created still in the utility model.

Claims (10)

1. a kind of thermal transfer printer characterized by comprising

Rack has placement space；

Carbon ribbon component, including carbon ribbon (21)；

Drawing device is equipped with the carbon ribbon component, connect with the housing slide, and can slide into or slide under the effect of external force The placement space out；The drawing device has the first position being located in the placement space, and is located at the placement sky Between the outer second position；

Locking mechanism locks the first position of the drawing device.

2. thermal transfer printer according to claim 1, which is characterized in that the drawing device includes:

Frame body is equipped with the carbon ribbon component, and connect with the housing slide；

Guiding mechanism guides the frame body to slide in or out the placement space, including the sliding block on the frame body or leads Slot (33), and guide groove (33) or sliding block in the rack, with sliding block or guide groove (33) cooperation on the frame body.

3. thermal transfer printer according to claim 2, which is characterized in that the frame body includes:

It covers plate (31), for covering the opening of the placement space；

Two side arms (32), the both ends for capping plate (31) of living apart, and the glide direction of length extending direction and the frame body Unanimously；The carbon ribbon component is installed between two side arms (32).

4. thermal transfer printer according to claim 3, which is characterized in that

The rack includes two side plates (11), and the placement space is set between two side plates (11)；

The inner wall of the side plate (11) is equipped with the guide groove (33) or sliding block, the outer wall of the side arm (32) be equipped with it is described Guide groove (33) or the sliding block or guide groove (33) of sliding block cooperation, and the side arm (32) passes through the sliding block and the guide groove (33) mating connection is on the corresponding side plate (11).

5. thermal transfer printer described in any one of -4 according to claim 1, which is characterized in that the locking mechanism includes:

Transmission mechanism is set on the drawing device；

Buckle structure, the block piece (42) including the grab (41) connecting with the transmission mechanism, and in the rack are described Grab (41) is equipped with the card slot (412) for being suitable for accommodating the block piece (42)；

Bias piece (43) is connected between the transmission mechanism and the grab (41), and is applied to the grab (41) one The block piece (42) is set to be caught in the biasing force in the card slot (412).

6. thermal transfer printer according to claim 5, which is characterized in that the transmission mechanism includes:

Operation portion (51) is arranged on the drawing device；

STATEMENT OF FEDERALLY SPONSORED (52) is fixedly connected with the operation portion (51), and being rotatably connected on the STATEMENT OF FEDERALLY SPONSORED (52) has the grab (41) and the bias piece (43).

7. thermal transfer printer according to claim 6, which is characterized in that the bias piece (43) is torsional spring.

8. thermal transfer printer according to claim 7, which is characterized in that the end of the STATEMENT OF FEDERALLY SPONSORED (52) is equipped at least One convex block (521), the one end of the grab (41) far from card slot (412) are rotationally placed on described convex equipped at least one Mounting hole on block (521).

9. thermal transfer printer according to claim 8, which is characterized in that the torsional spring is rotatably connected at described convex On block (521), and there is the first end (431) being fixedly connected with the grab (41), and suitable for deforming under the effect of external force So that the first end (431) drives the second end (432) of card slot (412) disengaging block piece (42).

10. thermal transfer printer according to claim 5, which is characterized in that the grab (41) is far from the driver One end of structure is equipped with the lead-in chamfered (413) for guiding the block piece (42) to slide into the card slot (412).