CN112810325A - Printer label limit structure and printer - Google Patents
Printer label limit structure and printer Download PDFInfo
- Publication number
- CN112810325A CN112810325A CN202110152119.0A CN202110152119A CN112810325A CN 112810325 A CN112810325 A CN 112810325A CN 202110152119 A CN202110152119 A CN 202110152119A CN 112810325 A CN112810325 A CN 112810325A
- Authority
- CN
- China
- Prior art keywords
- label
- connecting seat
- limiting
- positioning piece
- printer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- 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
- B41J3/4075—Tape printers; Label 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
- B41J15/00—Devices or arrangements of selective printing mechanisms, e.g. ink-jet printers or thermal printers, specially adapted for supporting or handling copy material in continuous form, e.g. webs
- B41J15/04—Supporting, feeding, or guiding devices; Mountings for web rolls or spindles
- B41J15/042—Supporting, feeding, or guiding devices; Mountings for web rolls or spindles for loading rolled-up continuous copy material into printers, e.g. for replacing a used-up paper roll; Point-of-sale printers with openable casings allowing access to the rolled-up continuous copy material
Landscapes
- Unwinding Webs (AREA)
Abstract
The invention provides a label limiting structure of a printer and the printer, which comprise a label frame shaft, a first positioning piece and a second positioning piece, wherein the first positioning piece and the second positioning piece are used for axially limiting a label roll; the second setting element passes through the connecting seat and installs on the mark frame axle, the axial position of connecting seat edge mark frame axle is adjustable, and through locking between first locking structure and the mark frame axle, the second setting element sets up on the connecting seat, and can switch between standing and the state of folding up, the second setting element keeps off when standing up outside the axial second end is rolled up to the label, when folding up, the label is rolled up and can be followed mark frame epaxial and taken out along the axial, and be provided with on mark frame axle or the connecting seat and be used for keeping the second setting element at the retaining structure of the state of standing up. The invention can adapt to the limit of label rolls with different axial sizes; and because the second positioning part can stay at any position and be folded, the label roll can be replaced at any position, the convenience and the efficiency of operation are greatly improved, and the universality is good.
Description
Technical Field
The invention belongs to the technical field of printers, and particularly relates to a printer label limiting structure and a printer.
Background
For label printers, the labels are typically mounted to the frame in a roll of labels, typically supported by a frame shaft, which is coaxially sleeved over the frame shaft.
In the prior art, the label roll and the frame shaft have two assembling modes:
the first method is as follows: the label reel and the label frame shaft are radially pressed and fixed together by an expansion structure on the label frame shaft, and the label frame shaft can rotate; the disadvantages are complex structure and high cost; the diameter of the matched label reel is single, and the label reels with different diameters cannot be compatible.
The second method comprises the following steps: the label spool overcoat sets up a restriction label and rolls up the stop gear of outside removal of axial, the label spool that can compatible most of diameters on the label frame is epaxial, but present stop gear or axial position is unadjustable, or can only move the outermost end of label frame axle and just can fold up, or can only pack into from the frame off-axial end, when changing the label book, need pull down stop gear earlier and just can install the label and roll up, and the operation is inconvenient, and the structure is more complicated.
Disclosure of Invention
In view of the above-mentioned deficiencies of the prior art, it is an object of the present invention to provide a label limiting structure for a printer that facilitates replacement of a roll of labels and accommodates rolls of labels of different axial dimensions.
In order to achieve the above objects and other related objects, the technical solution of the present invention is as follows:
a printer label limit structure comprises
A label holder shaft for supporting the label roll;
the first positioning piece is arranged on the printer frame or the label frame shaft and used for axially limiting the first end of the label roll;
the limiting assembly comprises a connecting seat arranged on the frame shaft and a second positioning piece used for axially limiting the second end of the label roll, the connecting seat is adjustable along the axial position of the frame shaft and is locked with the frame shaft through a first locking structure, the second positioning piece is arranged on the connecting seat and can be switched between a standing state and a folding state, the second positioning piece is blocked outside the axial second end of the label roll when standing, the label roll can be taken out from the frame shaft along the axial direction when being folded, and a retaining structure used for retaining the second positioning piece in the standing state is arranged on the frame shaft or the connecting seat.
Optionally, the second positioning member is received in the carriage shaft in a collapsed state.
Optionally, the second positioning element is a telescopic structure which can be telescopically adjusted in a direction perpendicular to the frame shaft, and is blocked outside the second end of the label roll when extending out, and retreats into the range of the inner diameter of the label roll when retracting.
Optionally, the mark frame is epaxial to have seted up the holding tank along the axial, the connecting seat can set up in the holding tank along mark frame axle endwise slip, through frictional force locking between connecting seat and the mark frame axle, perhaps wear to be equipped with the screw rod parallel with mark frame axle on the connecting seat, adjust and lock through the screw rod axial.
Optionally, an elastic sheet is arranged between the connecting seat and the bottom of the accommodating groove, a sliding groove is formed in the side wall of the accommodating groove along the axial direction, a boss extending into the sliding groove is arranged on the connecting seat, and the elastic force of the elastic sheet enables the boss and the sliding groove to be compressed.
Optionally, the second positioning element is rotatably connected to the connecting seat, the holding structure is an elastic holding member, the second positioning element is held in an upright state by an elastic force, and when the elastic force is overcome, the second positioning element is rotatable and foldable.
Optionally, the second positioning element is provided with a second locking portion, and when the second positioning element rotates to the standing state and is kept in the standing state, the second locking portion is pressed against the rack shaft.
Optionally, the mark frame has an axial holding tank, the connecting seat sinks into the holding tank, the first end of the second positioning element is rotatably connected with the connecting seat through a spherical pair, the second end is a free end, and the second positioning element sinks into the holding tank when being folded.
Optionally, a ball groove is formed in the connecting seat, the second positioning element includes a limiting rod, a connecting end of the second positioning element corresponding to the ball groove is a ball head, the ball head extends into the ball groove, a limiting sleeve corresponding to the outer diameter of the limiting rod is arranged above the connecting seat, the limiting rod extends out of the limiting sleeve, openings are formed in the side faces of the limiting sleeve and the connecting seat, the width of each opening is smaller than the diameter of the limiting rod, a flat square structure corresponding to the opening is arranged on the limiting rod, when the limiting rod rotates to the flat square structure and corresponds to the opening, the limiting rod can be erected or folded, and when the limiting rod rotates to the flat square structure in the erected state and is staggered with the opening, the limiting rod is kept in the erected state by the limiting sleeve.
Optionally, a positioning surface for matching with the second end of the label roll is arranged on a side surface of the second positioning element, a limiting part for limiting the rotation range of the second positioning element in the standing state is arranged on the connecting seat or the limiting sleeve, the limiting part is provided with a first stopping surface and/or a second stopping surface, and when the second positioning element rotates to abut against the first stopping surface, the flat square structure corresponds to the opening and can be folded; when the second positioning piece rotates to abut against the second stop surface, the second positioning piece is limited to be in the standing state, and the positioning surface of the second positioning piece faces the second end of the label roll.
Optionally, the second positioning element further comprises a handle connected with the limiting rod, and the positioning surface is a plane arranged on the side surface of the handle.
Optionally, be provided with elasticity in the connecting seat and push up tight structure, be provided with the recess on the bulb, when the second setting element rotates to the second end that the locating surface was rolled up towards the label under the state of standing up, elasticity pushes up tight structure card and goes into in the recess, after overcoming elasticity that elasticity pushed up tight structure the second setting element can rotate under the state of standing up.
The invention also provides a printer which comprises the printer label limiting structure.
As described above, the present invention has the following advantageous effects: according to the invention, the connecting seat can move along the axial direction of the label frame shaft and can be locked at any position, so that the second positioning piece can stay at any position of the label frame shaft along with the connecting seat, and the second positioning piece can be switched between a standing state and a folding state, so that the limiting structure can adapt to limiting of label rolls with different axial sizes; and because the second positioning piece can stay at any position and fold up, therefore can change the label roll in any position, therefore needn't dismantle second positioning piece and connecting seat or move to the outmost end of the frame axle and carry on putting into or dismantling of label roll again, have improved convenience and efficiency of operation greatly, and the commonality is good.
Drawings
FIG. 1 is a schematic diagram of an embodiment;
FIG. 2 is a schematic view of the roll of labels of FIG. 1 mounted thereon;
FIG. 3 is a cross-sectional view of a frame shaft and limit stop assembly according to one embodiment;
FIG. 4 is a cross-sectional view of the stop assembly of FIG. 3;
FIG. 5 is a partial view of FIG. 4;
FIG. 6 is a schematic view of the second positioning element being received in the frame shaft;
fig. 7 is a schematic view of the second positioning member from an unlocked state (switchable between folding and erecting);
FIG. 8 is a diagram of the position relationship between the position-limiting rod and the connecting seat corresponding to the state of FIG. 7;
fig. 9 is a schematic view illustrating the second positioning element rotated to a locked state.
FIG. 10 is a diagram illustrating a positional relationship between the position-limiting rod and the connecting seat in the state corresponding to FIG. 9;
FIG. 11 is a schematic view of the second locking portion locking with the frame shaft.
Part number description:
1-a first positioning member; 2-a gantry shaft; 21-accommodating grooves; 22-a chute; 3-a second positioning element; 31-a limiting rod; 32-a handle; 33-a ball head; 34-a second locking part; 35-flat square structure; 36-a positioning surface; 37-a recess; 4-a connecting seat; 41-boss; 42-ball grooves; 43-a stop collar; 44-an opening; 45-a first stop surface; 46-a second stop surface; 5-a frame; 6-roll of labels; 7-elastic pressing structure; 71-a spring; 72-bayonet lock; 8-spring plate.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
Examples
As shown in fig. 1 to 4, the label limiting structure of the printer in this embodiment includes a label shaft 2, and a first positioning member 1 and a second positioning member 3 for axially limiting two ends of a label roll 6, wherein the label shaft 2 is used for mounting and supporting the label roll 6, and the label roll 6 is coaxially sleeved outside the label shaft 2 when mounted; the first positioning member 1 is attached to the frame 5 of the printer or to a first end of the carriage shaft 2, beyond a first end of the label roll 6, and is generally fixed relative to the label roll 6.
The second positioning piece 3 is arranged on the label holder shaft 2 through the connecting seat 4, the connecting seat 4 can be arranged on the label holder shaft 2 in a way of moving along the axial direction of the label holder shaft 2, and is locked with the label holder shaft 2 through the first locking structure, so that the connecting seat 4 can be locked at any position of the label holder shaft 2 along the axial direction, the second positioning piece 3 is arranged on the connecting seat 4, can move and adjust the position along with the connecting seat 4, can stop at any position of the label holder shaft 2, and adapts to the position limitation of label rolls 6 with different axial sizes; the second positioning member 3 has two states of standing and falling (or called folding and flatting), the second positioning member can be blocked outside the second end of the label roll 6 when standing, the label roll 6 can be avoided when falling, the label roll 6 can be taken down or put in from the label frame shaft 2 along the axial direction, and particularly the label roll can be put in and taken out from one end close to the second positioning member 3.
The mark frame shaft 2 or the connecting seat 4 is provided with a holding structure (i.e. locked in this state) for holding the second positioning element 3 in the standing state, so as to prevent the second positioning element 3 from falling down automatically to cause limit failure, and the second positioning element 3 is switched from the standing state to the folded state only when the external intervention (such as manual operation) is performed.
Because the connecting seat 4 can move along the axial direction of the mark frame shaft 2 and be locked at any position, the second positioning piece 3 can stay at any position of the mark frame shaft 2 along with the connecting seat 4, and the second positioning piece 3 can be switched between a standing state and a folding state, so that the limiting structure can adapt to the limiting of the label rolls 6 with different axial sizes; and because the second positioning piece 3 can stay at any position and fold up, so can change the label roll 6 at any position, therefore needn't dismantle second positioning piece 3 and connecting seat 4 or move to the outmost end of the mark frame axle 2 and then carry on putting into or dismantling of the label roll 6, have greatly improved convenience and efficiency of operation, and the commonality is good.
In order to avoid the label roll 6, the second positioning piece 3 is sunk or collected into the label frame shaft 2 in the folded state, so that the interference with the label roll 6 is avoided, and the structure arrangement is compact. Of course, other embodiments are possible as long as the second positioning member 3 is within the inner diameter of the label roll 6 when folded.
As shown in fig. 3, in one embodiment, the mark frame shaft 2 is provided with an accommodating groove 21 along the axial direction, the connecting seat 4 is axially slidably disposed in the accommodating groove 21 along the mark frame shaft 2, and a spring plate 8 is disposed between the connecting seat 4 and the mark frame shaft 2 and is locked by a friction force generated by an elastic force provided by the spring plate 8; or a screw rod parallel to the standard frame shaft 2 penetrates through the connecting seat 4, the screw rod is axially adjusted and locked, the connecting seat 4 is screwed on the screw rod, the screw rod is rotated to enable the connecting seat 4 to axially slide along the standard frame shaft 2 so as to adjust the position, and the position is axially locked through thread self-locking.
Specifically, be provided with shell fragment 8 between the tank bottom of connecting seat 4 and holding tank 21, shell fragment 8 is installed on connecting seat 4, and spout 22 has been seted up along the axial to the lateral wall of holding tank 21, and the both sides of connecting seat 4 set up boss 41, and boss 41 realizes the direction on the one hand in stretching into spout 22, and on the other hand 8's elasticity makes and compresses tightly between boss 41 and the spout 22 to realize connecting seat 4 and the stop of optional position on mark frame axle 2.
In one embodiment, the second positioning member 3 is rotatably connected to the connecting seat 4, the rotational connection refers to a rotational connection with a single degree of freedom, for example, a rotational connection through a rotating shaft, the second positioning member 3 can only rotate around the rotating shaft, the holding structure is an elastic holding member, the second positioning member 3 is held in the standing state through elastic force, and when the elastic force is overcome, the second positioning member 3 can rotate and fold; a stopper member may be provided to block the second positioning member 3 to be in the standing state, the elastic holding member may be a torsion spring to keep the second positioning member 3 in the standing state all the time, the label roll 6 may be taken out or put in after the second positioning member 3 is operated to compress the torsion spring, the second positioning member 3 is restored to the standing position by the torsion spring after the release, and the torsion spring may be a tension spring or the like.
As shown in fig. 5 and 11, in this example, in order to ensure the locking effect, the second positioning member 3 is provided with a second locking portion 34, and when the second positioning member 3 is rotated to the standing state and is held in the standing state, that is, when the second positioning member 3 is in the limit state, the second locking portion 34 is pressed against the carriage shaft 2. Locking between 4 and mark frame axle 2 through connecting seat on the one hand, locking between on the other hand second setting element 3 and the mark frame axle 2, the stability that the position stops is guaranteed in dual locking.
In this embodiment, the first end of the second positioning element 3 is rotatably connected to the connecting seat 4 through a spherical pair, and has a relative rotation with multiple degrees of freedom, the second end of the second positioning element 3 is a free end, and can be used for manual operation, and the like, when the second positioning element 3 is folded, the second positioning element is accommodated in the accommodating groove 21, and the connecting seat 4 is also sunk into the accommodating groove 21.
As shown in fig. 5, 8 and 10, the connecting seat 4 is provided with a ball groove 42, the second positioning member 3 includes a connecting limiting rod 31 and a handle 32, one end of the connecting limiting rod 31 connected with the ball groove 42 is a ball head 33 structure, the ball head 33 extends into the ball groove 42, a limiting sleeve 43 matched with the outer diameter of the limiting rod 31 is arranged above the connecting seat 4, the limiting sleeve 43 is located in the accommodating groove 21, the diameter of the limiting sleeve 43 is smaller than that of the ball groove 42, the limiting rod 31 extends out from the limiting sleeve 43, the limiting sleeve 43 limits the swing of the limiting rod 31, an opening 44 is arranged on the side surface (i.e. the outer end facing the frame shaft 2) of the limiting sleeve 43 and the connecting seat 4, the limiting rod 31 falls down from the opening 44 when folded, the width of the opening 44 is smaller than that of the limiting rod 31, and a flat square structure 35 corresponding to the opening 44 is arranged on the limiting rod 31, only when the limiting rod 31 rotates to the flat structure 35 corresponding to the opening, the switch between the standing and folding states is possible, and when the limiting rod 31 rotates to the flat square structure 35 to be staggered with the opening 44 in the standing state, the limiting sleeve 43 keeps the limiting rod 31 in the standing state. In this embodiment, the second locking portion 34 is a pressing block disposed at an end of the handle close to the connecting seat 4, and when the second positioning member 3 is in the standing position, the pressing block presses on the label holder shaft 2 to achieve pressing.
In this example, the side of the handle 32 is provided with a positioning surface 36 for matching with the second end of the label roll 6, the positioning surface 36 is a plane, the connecting seat 4 or the limiting sleeve 43 is provided with a limiting part for limiting the rotation range of the second positioning member 3 in the standing state, the limiting part is provided with a first stop surface 45 and/or a second stop surface 46, when the second positioning member 3 rotates to the state that the flat structure 35 abuts against the first stop surface 45, the flat structure 35 corresponds to the opening 44, and the second positioning member 3 can be folded; when the second positioning member 3 rotates to the position where the flat structure 35 abuts against the second stop surface 46, the positioning surface 36 of the second positioning member 3 faces the second end of the label roll 6, that is, the second positioning member 3 is limited to be in the standing state, and the first stop surface 45 and the second stop surface 46 play a role of stopping the position on one hand and playing a role of prompting the position on the other hand.
In this embodiment, the limiting portion is a right-angled structure, and the two stop surfaces are perpendicular to each other, so that the second positioning member 3 can be rotated by 90 ° at most to reach the foldable position in the standing and holding state, and can be rotated by 90 ° in the reverse direction at most to reach the standing and holding position in the corresponding position in the folded state, thereby facilitating the operation and determining the position of the second positioning member 3.
Fig. 6 shows the state that the second positioning member 3 is folded and fallen, the connecting seat 4 and the handle 32 are accommodated in the accommodating groove 21 of the frame shaft 2, and the label roll 6 can be loaded or unloaded; as shown in fig. 7 and 8, the second positioning element 3 is in a standing state, and when the second positioning element 3 is unlocked, the second positioning element 3 can be switched between standing and falling; as shown in fig. 9 and 10, the handle 32 is rotated and locked along its axis, and the label roll 6 on the frame shaft 2 can be limited; to remove the roll of labels 6, the handle 32 is rotated in the reverse direction to unlock and fall down (to the point where the flat square 35 is opposite the opening 44) and is again stowed within the label shaft 2.
In one embodiment, to make the feedback more noticeable when in place; the elastic jacking structure 7 is arranged in the connecting seat 4, the side surface of the ball head 33 is provided with a concave part 37, and when the second positioning piece 3 rotates to the position surface 36 facing the second end of the label roll 6 in the standing state, the elastic jacking structure is clamped in the concave part 37, so that the in-place feedback is more obvious, and the user can sense the position conveniently; the concave portion 37 and the outer wall of the ball head 33 are in smooth transition, so that the elastic propping structure 7 can be conveniently clamped and withdrawn, wherein when the handle 32 is rotated, the second positioning member 3 can rotate in a standing state after overcoming the elasticity of the elastic propping structure 7. In this example, the elastic pressing structure 7 includes a spring 71 and a detent 72, and the spring 71 presses the detent 72 toward the ball 33.
In other embodiments, the second positioning member 3 is a telescopic structure that can be telescopically adjusted in a direction perpendicular to the frame shaft 2, and is retained outside the second end of the label roll 6 when extended, and retreats within the range of the inner diameter of the label roll 6 when retracted; for example, the telescopic rod can be a telescopic rod, the telescopic rod is perpendicular to the mark frame shaft 2 and is arranged on the connecting seat 4, the telescopic rod is erected and folded to be adjusted by means of stretching, for example, a plurality of telescopic sleeves are coaxially sleeved, the telescopic sleeves are abutted tightly through elastic clamps, and the telescopic sleeves can stretch after the elastic clamps are pressed; or the telescopic structure is a stud, the stud is in threaded fit with the connecting seat 4, and the stud is rotated to realize lifting.
The invention also provides a printer, which comprises the printer label limiting structure of any embodiment, wherein the label roll 6 is loosely sleeved outside the label frame shaft 2, the first end is positioned by the first positioning piece 1, and the second end is positioned by the second positioning piece 3 in a standing state.
According to the invention, the second positioning piece 3 can be erected and folded and can move along with the connecting seat 4, so that the position of the second positioning piece on the mark frame shaft 2 is adjusted and locked; therefore, the second positioning piece 3 can be stopped at any position and folded and erected at the position, so that the second positioning piece 3 can be conveniently stopped at any position in the axial direction of the label frame shaft 2 when a label is loaded or unloaded, the second positioning piece does not need to be moved to the outer end of the label frame shaft 2 for operation, and the convenience is greatly improved; the second positioning piece 3 can axially adjust the position along the label frame shaft 2, so that the label frame shaft can adapt to the position limitation of label rolls 6 with different axial sizes, and the universality is high; and the connecting seat 4 and the mark frame shaft 2 are locked through the first locking structure, and the second positioning piece 3 and the mark frame shaft 2 are compressed through the second locking part 34, so that the double locking is realized to ensure the stopping stability of the position. The limiting part is arranged to enable the handle 32 to be obviously reminded of the in-place state when rotating, and the handle only needs to rotate forwards and backwards by 90 degrees, is convenient to operate and is convenient to perceive the position.
Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (13)
1. The utility model provides a printer label limit structure which characterized in that: comprises that
A label holder shaft for supporting the label roll;
the first positioning piece is arranged on the printer frame or the label frame shaft and used for axially limiting the first end of the label roll;
the limiting assembly comprises a connecting seat arranged on the frame shaft and a second positioning piece used for axially limiting the second end of the label roll, the connecting seat is adjustable along the axial position of the frame shaft and is locked with the frame shaft through a first locking structure, the second positioning piece is arranged on the connecting seat and can be switched between a standing state and a folding state, the second positioning piece is blocked outside the axial second end of the label roll when standing, the label roll can be taken out from the frame shaft along the axial direction when being folded, and a retaining structure used for retaining the second positioning piece in the standing state is arranged on the frame shaft or the connecting seat.
2. A printer label limiting structure according to claim 1, wherein: the second positioning part is retracted into the mark frame shaft in a folding state.
3. A printer label limiting structure according to claim 1, wherein: the second positioning piece is a telescopic structure which can be telescopically adjusted along the direction perpendicular to the marker support shaft, is blocked outside the second end of the label roll when extending out, and can retreat into the inner diameter range of the label roll when retracting.
4. A printer label limiting structure according to claim 1, wherein: the mark frame is epaxial to have seted up the holding tank along the axial, the connecting seat can set up in the holding tank along mark frame axle endwise slip, through frictional force locking between connecting seat and the mark frame axle, perhaps wear to be equipped with the screw rod parallel with mark frame axle on the connecting seat, adjust and lock through the screw rod axial.
5. A printer label limiting structure according to claim 4, wherein: the elastic piece is arranged between the connecting seat and the bottom of the containing groove, the sliding groove is axially formed in the side wall of the containing groove, the connecting seat is provided with a boss extending into the sliding groove, and the boss and the sliding groove are tightly pressed by the elastic force of the elastic piece.
6. A printer label limiting structure according to claim 1, wherein: the second positioning piece is rotatably connected with the connecting seat, the retaining structure is an elastic retaining component, the second positioning piece is kept in a standing state through elastic force, and when the elastic force is overcome, the second positioning piece can be rotated and folded.
7. A printer label limiting structure according to claim 1, wherein: the second positioning piece is provided with a second locking part, and when the second positioning piece rotates to the standing state and is kept in the standing state, the second locking part is pressed with the label frame shaft.
8. A printer label limiting structure according to claim 1, wherein: the mark frame is epaxial has seted up the holding tank along the axial, the connecting seat sinks in the holding tank, the first end and the connecting seat of second setting element pass through spherical pair and rotate to be connected, and the second end is the free end, the second setting element sinks when folding up the state in the holding tank.
9. A printer label limiting structure according to claim 8, wherein: the ball groove is formed in the connecting seat, the second positioning piece comprises a limiting rod, the connecting end of the second positioning piece, corresponding to the ball groove, is a ball head, the ball head extends into the ball groove, a limiting sleeve corresponding to the outer diameter of the limiting rod is arranged above the connecting seat, the limiting rod extends out of the limiting sleeve, openings are formed in the side faces of the limiting sleeve and the connecting seat, the width of each opening is smaller than the diameter of the limiting rod, a flat square structure corresponding to the opening is arranged on the limiting rod, when the limiting rod rotates to the flat square structure and corresponds to the opening, the limiting rod can be erected or folded, and when the limiting rod rotates to the flat square structure in the erected state and is staggered with the opening, the limiting rod is kept in the erected state by the limiting sleeve.
10. A printer label limiting structure according to claim 9, wherein: the side surface of the second positioning piece is provided with a positioning surface which is used for being matched with the second end of the label roll, the connecting seat or the limiting sleeve is provided with a limiting part which is used for limiting the rotating range of the second positioning piece in the standing state, the limiting part is provided with a first stopping surface and/or a second stopping surface, and when the second positioning piece rotates to be abutted against the first stopping surface, the flat square structure corresponds to the opening and can be folded; when the second positioning piece rotates to abut against the second stop surface, the second positioning piece is limited to be in the standing state, and the positioning surface of the second positioning piece faces the second end of the label roll.
11. A printer label restraint structure according to claim 10, wherein: the second positioning piece further comprises a handle connected with the limiting rod, and the positioning surface is a plane arranged on the side surface of the handle.
12. A printer label restraint structure according to claim 10, wherein: be provided with elasticity puller structure in the connecting seat, be provided with the recess on the bulb, when the second setting element rotated to the second end that the locating surface was rolled up towards the label under the state of standing up, elasticity puller structure card is gone into in the recess, overcome behind the elasticity of elasticity puller structure the second setting element can rotate under the state of standing up.
13. A printer, characterized by: including a printer label restraint structure as claimed in any one of claims 1 to 12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110152119.0A CN112810325A (en) | 2021-02-03 | 2021-02-03 | Printer label limit structure and printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110152119.0A CN112810325A (en) | 2021-02-03 | 2021-02-03 | Printer label limit structure and printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112810325A true CN112810325A (en) | 2021-05-18 |
Family
ID=75861180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110152119.0A Pending CN112810325A (en) | 2021-02-03 | 2021-02-03 | Printer label limit structure and printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112810325A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113415083A (en) * | 2021-07-20 | 2021-09-21 | 厦门达普电子科技有限公司 | Printing roll paper loading mechanism and printer |
-
2021
- 2021-02-03 CN CN202110152119.0A patent/CN112810325A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113415083A (en) * | 2021-07-20 | 2021-09-21 | 厦门达普电子科技有限公司 | Printing roll paper loading mechanism and printer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7770912B2 (en) | Front wheel foldable device for golf cart | |
| US3842953A (en) | Wheel-mounted luggage | |
| AU2012238258B2 (en) | Twin Cam Mechanism for a Drop Leg Jack | |
| US6325456B1 (en) | Chair with a sliding and swiveling device | |
| CN112810325A (en) | Printer label limit structure and printer | |
| JP2009073479A (en) | Sport stroller for child | |
| CN111137344A (en) | Flat car with foldable caster unit | |
| US20140131981A1 (en) | Scooter | |
| JP2008515546A5 (en) | ||
| US20150343621A1 (en) | Wrench easily adjustable in torque | |
| CN215243847U (en) | Printer label limit structure and printer | |
| CN104416523A (en) | Power tool | |
| CN201371619Y (en) | Rapid mounting and demounting device of feed shaft of printer | |
| CA2467480A1 (en) | Spindle lock for an orbital abrading or polishing tool | |
| CN112610811A (en) | High-applicability portable fluid pressure measuring device and measuring method | |
| CN115177932A (en) | Flat structure of installation-free golf trolley | |
| CN218671417U (en) | Supporting device | |
| CN210988799U (en) | Folding table | |
| CN211364359U (en) | Rotary locking mechanism and rotary supporting device for seat | |
| CN210809764U (en) | Folding table | |
| CN215190544U (en) | Dining chair joint structure and child dining chair | |
| US9668586B2 (en) | Camp bed frame and camp bed | |
| CN108297757B (en) | Seat armrest installation assembly and seat | |
| CN208134379U (en) | Portable fruit turnover device | |
| CN106926651B (en) | A kind of the pressure tire accessory and tire changer of tire changer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |