CN217455431U - Printer cover opening device - Google Patents

Abstract

The utility model discloses a printer device of uncapping locates inside the desktop printer casing, including the slider, articulate in the rotatory support arm and the first elastic component of casing. The first elastic piece is provided with two ends which are respectively fixed on the shell and the rotating support arm. The sliding part is provided with an abutting part and a holding part, the abutting part abuts against one side of the rotating support arm provided with the first elastic part, and the holding part is used for being held by a user. When the user grabs and holds and slide this portion of holding, butt portion drives rotatory support arm and rotates, and rotatory support arm and then pried open the printer roller bearing and realize uncapping. Compare in the structural style of the rotating button who prior art commonly used with torsional spring and axle, the utility model provides a printer device of uncapping shared structural space still less, the structure integrated level is high, and can effectively avoid the user to damage printer device of uncapping at the in-process of uncapping, improves its life. In addition, the two ends of the first elastic element are respectively fixed on the shell and the rotating support arm, and the automatic resetting of the rotating support arm is facilitated.

Description

Printer cover opening device

Technical Field

The utility model relates to a print class product technical field, indicate a printer device of uncapping especially.

Background

At present, the cover opening and closing device of a desktop printer with the model number of 80 commonly used in the market basically adopts a structure of a rotary button, a torsion spring and a shaft. When uncapping, the rotary button produces the displacement around the rotation of axle earlier to promote the upset of the rotatory support arm of 80 printers, and then prize the printer roller bearing, realize the printer function of uncapping. The mode is labor-saving by depending on a lever principle, but the requirement on the structural space is high due to the existence of the rotating radius, the matching clearance of the periphery is also large, and the appearance is not attractive. Meanwhile, different users have different forces for dialing the rotary button, and the users have the possibility of turning off the rotary button in actual use scenes.

Therefore, how to improve the technical defects in the prior art is always a problem to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a printer device of uncapping saves structure space and not fragile, and performance and life-span promote greatly.

The utility model provides a technical scheme as follows:

the utility model provides a printer device of uncapping locates inside desktop printer casing, includes:

the sliding part, a rotating support arm hinged to the shell and a first elastic part;

the first elastic piece is provided with two ends which are respectively fixed on the shell and the rotary support arm;

the sliding part is provided with an abutting part and a holding part, the abutting part abuts against one side of the rotating support arm provided with the first elastic part, and the holding part is used for being held by a user;

when the user grabs and holds and slide when grabbing the portion, butt portion drives rotatory support arm rotates, rotatory support arm and then pries open the printer roller realizes uncapping.

In some embodiments, the slider includes a first leg and a second leg;

the abutting part is arranged at one end of the first support plate and faces one side of the rotating support arm, one end of the first support plate, which is far away from the abutting part, is provided with two first abutting tables, and one side of the first support plate, which is far away from the rotating support arm, is provided with two first abutting tables;

and one side of one end of the second support plate, which faces the rotating support arm, is provided with two second supporting platforms, the second supporting platforms and the first supporting platforms are in clamping fit with each other so as to fix the second support plate on the first support plate, and the holding part is arranged at one end, which is far away from the second supporting platforms, of the second support plate and is far away from one side of the rotating support arm.

In some embodiments, a main bracket fixed to the housing and a second elastic member fixed to the main bracket;

the main support is positioned on one side of the first support plate facing the rotating support arm, and a third support plate extends from the main support towards the first support plate;

the second elastic piece is provided with two ends, one end of the second elastic piece is fixed on the third support plate, a third supporting platform is arranged on one side, facing the rotating support arm, of the first support plate, and the third supporting platform is abutted to one end, far away from the third support plate, of the second elastic piece.

In some embodiments, the main support extends towards the first support plate to form a fourth support plate, the fourth support plate faces one side of the rotating support arm, and one end, far away from the main support, of the fourth support plate is provided with a fourth abutment;

when the rotary support arm prizes the roller of the printer, the fourth abutting table abuts against the abutting portion.

In some embodiments, the fourth support plate faces one side of the rotating arm, and a fifth abutment is arranged corresponding to the rotating arm, and the fifth abutment does not protrude from the fourth abutment.

In some embodiments, the first support plate is slidably secured to the main support by two securing brackets;

the two fixed brackets are respectively arranged on two opposite sides of the first support plate; and

two the one end that the fixed bolster is close to each other, and towards one side of main support is equipped with the sliding tray, first backup pad is followed the sliding tray length direction slides.

In some embodiments, a first fixing hole is formed in the fixing bracket, a second fixing hole is formed in the main bracket corresponding to the first fixing hole, and a fastening member fastens the fixing bracket to the main bracket through the first fixing hole and the second fixing hole.

In some embodiments, the housing is provided with a movable groove for moving the grip portion, and a through hole is formed at the bottom of the movable groove, so that the movable groove is communicated with the inside of the housing.

In some embodiments, a slide way is arranged at the bottom of the movable groove along the sliding direction of the sliding part, and the slide way is communicated with the through hole;

one side of the second support plate, facing the first support plate, is provided with a clamping block, an avoidance groove is formed in the position, corresponding to the clamping block, of the first support plate, and the clamping block can be arranged in the sliding way in a penetrating mode in an controlled mode.

In some embodiments, the grip end face is flush with the housing surface.

The technical effects of the utility model reside in that:

1. compare in the structural style that the rotating button who prior art is commonly used adds torsional spring and axle, the utility model provides a printer device of uncapping shared structure space still less, the structure integrated level is high. Meanwhile, the sliding part is adopted to push the rotating support arm, so that the printer roller is pried to open the cover, the cover opening device of the printer can be effectively prevented from being damaged by a user in the cover opening process, and the service life of the printer is prolonged. In addition, the two ends of the first elastic piece are respectively fixed on the shell and the rotating support arm, so that the automatic resetting of the rotating support arm is facilitated, and when a user closes the printer, the user only needs to push the printer turnover cover to press the printer roller into the claw of the printer again.

2. The utility model discloses in, second elastic component one end is fixed in the third extension board, and other end butt is in the third platform that supports. So, when the user no longer exerts the effect of force to the slider, the second elastic component drives the slider and resets, cooperatees with first elastic component for printer device's that uncaps automatic re-setting is more quick, steady, and performance and life-span are improved by a wide margin.

3. The utility model discloses in, through setting up the fourth platform that supports, make it support first support, prevent first support to continue to remove. After the first support plate stops moving, the rotating support arm can continue to move under the action of inertia, and the rotating support arm and the fourth support plate are likely to collide with each other with large impact force, so that the service life and the performance of the cover opening device of the printer are influenced. Therefore, the fourth support plate faces one side of the rotating support arm, and a fifth supporting platform which does not protrude out of the fourth supporting platform is arranged at the position corresponding to the rotating support arm, so that the rotating support arm and the fourth support plate are prevented from colliding with each other with larger impact force.

4. The utility model discloses in, through setting up the movable groove to set up the through-hole at the movable groove tank bottom, make the second extension board keep away from the one end of holding portion and penetrate inside the class printer casing through this through-hole, with first extension board fixed connection, and holding portion then is located the movable groove, has reduced the utility model provides a printer device of uncapping's outward appearance clearance, pleasing to the eye degree is promoted. Meanwhile, the situation that fingers of a user are accidentally drawn into the printer shell can be avoided, and the safety performance of the printer is improved.

Drawings

The present invention will be described in further detail with reference to the following drawings and detailed description:

FIG. 1 is a cross-sectional view of a cover opening device of a printer in a cover closing state;

FIG. 2 is a schematic view of a printer provided by the present invention in an uncapped state;

FIG. 3 is a sectional view taken along the line A-A in FIG. 2;

FIG. 4 is a sectional view taken along the line B-B in FIG. 2;

fig. 5 is a schematic perspective view of a printer according to the present invention in a closed state;

FIG. 6 is a schematic perspective view of the housing shown in FIG. 5 with portions removed;

fig. 7 is a schematic perspective view of the printer according to the present invention in an uncapped state;

fig. 8 is a schematic perspective view of the housing shown in fig. 7 with a portion removed.

The reference numbers illustrate:

100. a housing; 110. a movable groove; 111. a through hole; 112. a slideway;

200. a slider; 210. a first support plate; 211. an abutting portion; 212. a first support table; 213. a third support platform; 214. an avoidance groove; 220. a second support plate; 221. a grip portion; 222. a second support table; 223. a clamping block;

300. rotating the support arm;

400. a main support; 410. a third support plate; 420. a fourth support plate; 421. a fourth support platform; 422. a fifth supporting platform; 430. fixing a bracket; 440. a fastener;

500. a second elastic member.

Detailed Description

In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system structures, techniques, etc. in order to provide a thorough understanding of the embodiments of the present application. However, it will be apparent to one skilled in the art that the present application may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present application with unnecessary detail.

In order to more clearly illustrate embodiments of the present invention or technical solutions in the prior art, specific embodiments of the present invention will be described below with reference to the accompanying drawings. It is obvious that the drawings in the following description are only examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be obtained from these drawings without inventive effort.

For the sake of simplicity, only the parts related to the utility model are schematically shown in the drawings, and they do not represent the actual structure as a product. In addition, in order to make the drawings concise and understandable, components having the same structure or function in some of the drawings are only schematically illustrated or only labeled. In this document, "a" means not only "only one of this but also a case of" more than one ".

It should be further understood that the term "and/or" as used in this specification and the appended claims refers to and includes any and all possible combinations of one or more of the associated listed items.

In this context, it is to be understood that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the embodiments shown in the drawings, the directions (such as up, down, left, right, front, and rear) are used to explain the structure and movement of the various components of the present invention not absolutely, but relatively. These illustrations are appropriate when these components are in the positions shown in the figures. If the description of the positions of these components changes, the indication of these directions changes accordingly.

In addition, in the description of the present application, the terms "first", "second", and the like are used only for distinguishing the description, and are not intended to indicate or imply relative importance.

According to a specific embodiment of the present invention, referring to fig. 1 to 8, a cover opening device for a printer is provided inside a housing 100 of a desktop printer of type 80, and specifically includes a sliding member 200, a rotary arm 300 hinged to the housing 100, and a first elastic member. The first elastic member has two ends, which are fixed to the housing 100 and the rotary arm 300, respectively. The slider 200 is provided with an abutting portion 211 and a holding portion 221, the abutting portion 211 abuts against the side of the rotary arm 300 where the first elastic member is provided, and the holding portion 221 is held by a user. When the user grasps and slides the grasping portion 221, the abutting portion 211 drives the rotary arm 300 to rotate, and the rotary arm 300 further pries the printer roller to open the cover.

In the prior art, a common cover opening and closing device of a desktop printer of type 80 basically adopts a structure of a rotary button, a torsion spring and a shaft. When uncapping, the rotary button produces the displacement around the rotation of axle earlier to the upset of the rotatory support arm 300 that promotes 80 printers, and then pries open the printer roller bearing, realizes the printer function of uncapping. The mode is labor-saving by relying on a lever principle, but the requirement on the structural space is larger due to the existence of the rotating radius. In addition, different users have different force for dialing the rotary button, and the users have the possibility of turning off the rotary button in actual use scenes.

Compared with the common cover opening and closing device in the prior art, the cover opening device of the printer provided by the embodiment occupies less structural space and has high structural integration level. Meanwhile, the embodiment adopts the sliding part 200 to push the rotating support arm 300, so that the printer roller is pried to open the cover, the cover opening device of the printer can be effectively prevented from being damaged by a user in the cover opening process, and the service life of the printer is prolonged. In addition, the two ends of the first elastic element are respectively fixed to the housing 100 and the rotary arm 300, which facilitates the automatic resetting of the rotary arm 300. Of course, the rotating arm 300 will drive the sliding member 200 to reset when it is automatically reset. When the tong user closes the printer, the printer turnover cover is only required to be pushed, and the printer roller is pressed into the claw of the printer again. Preferably, the first elastic member may be a torsion spring or a tension spring, which is not limited herein and is within the scope of the present invention.

Specifically, referring to fig. 1, 3 and 4, the slider 200 includes a first fulcrum plate 210 and a second fulcrum plate 220. In this case, the contact portion 211 is provided at one end of the first plate 210 and faces the rotary arm 300. Meanwhile, two first supporting platforms 212 are disposed at one end of the first supporting plate 210 away from the abutting portion 211 and one side of the first supporting plate away from the rotating arm 300. Correspondingly, two second supporting platforms 222 are disposed at one end of the second supporting plate 220 and on a side facing the rotary arm 300, and the second supporting platforms 222 are engaged with the first supporting platforms 212 to fix the second supporting plate 220 to the first supporting plate 210. At this time, the grip 221 is disposed at an end of the second support plate 220 away from the second abutment 222 and away from the side of the rotating arm 300.

In this embodiment, the first support plate 210 and the second support plate 220 are fixed by the first abutment 212 and the second abutment 222, so that the first support plate 210 and the second support plate 220 can move synchronously. Meanwhile, the snap-fit engagement of the first abutment 212 and the second abutment 222 causes a gap to be formed between the first support plate 210 and the second support plate 220, which gap enables the first support plate 210 and the second support plate 220 to sandwich the printer housing 100 therebetween.

In actual production, referring to fig. 1 and 3, the grip portion 221 may have a hollow structure, so that the cover opening device of the printer may be lightened to some extent, thereby achieving light-weight production. Of course, also can be in second extension board 220 towards one side of first extension board 210, and correspond and hold portion 221 department and set up the lightening hole, also can realize lightweight production, not hard up here, can set up according to actual conditions is nimble, all is in the utility model discloses an within the protection scope.

In one embodiment, referring to fig. 1 and 3, the cover opening device for a printer further includes a main bracket 400 fixed to the housing 100 and a second elastic member 500 fixed to the main bracket 400. Specifically, the main support 400 is located on the side of the first plate 210 facing the rotary arm 300, and the main support 400 extends with a third plate 410 facing the first plate 210. At this time, the second elastic member 500 has two ends, one end of which is fixed to the third support plate 410, and a third abutment 213 is disposed on one side of the first support plate 210 facing the rotary arm 300, and the third abutment 213 abuts against one end of the second elastic member 500 away from the third support plate 410.

In this embodiment, one end of the second elastic member 500 is fixed to the third support plate 410, and the other end abuts against the third abutment 213. So, when the user no longer exerts the effect of force to slider 200, second elastic component 500 drives slider 200 and resets, and first elastic component then drives rotatory support arm 300 and resets, and both cooperate for printer uncap device's automatic re-setting is more quick, steady, and performance and life-span are increased substantially.

Specifically, referring to fig. 1 and 3, a fourth support plate 420 extends from the main support 400 toward the first support plate 210, the fourth support plate 420 faces one side of the rotating arm 300, and a fourth abutment 421 is disposed at an end away from the main support 400. When the rotary arm 300 pries open the printer roller, the fourth abutment 421 abuts against the abutment 211, and the first support plate 210 is prevented from moving further.

After the first support plate 210 stops moving under the action of the fourth support 421, the rotary arm 300 will continue to move under the action of inertia, and may collide with the fourth support plate 420 with a large impact force, which affects the service life and performance of the cover opening device of the printer.

In view of the above, referring to fig. 1 and 3, in a preferred embodiment, the fourth support plate 420 faces one side of the rotary arm 300, and a fifth abutment 422 is disposed at a position corresponding to the rotary arm 300, and the fifth abutment 422 does not protrude from the fourth abutment 421, so as to avoid a collision between the rotary arm 300 and the fourth support plate 420 with a large impact force.

Furthermore, the fourth supporting platform 421 faces one side of the supporting part 211, and the fifth supporting platform 422 faces one side two of the rotary arm 300, and both are provided with soft pads, so that the impact force applied to the supporting part 211 and the rotary arm 300 is further reduced, and the service performance and the service life of the cover opening device of the printer are improved. In actual production, this cushion can be rubber cushion or silica gel cushion or the cushion of making by expanded material, and it is repeated to omit here, specifically can set up according to actual demand is nimble, does not do the restriction here, all is in the utility model discloses an within the protection scope.

Specifically, referring to fig. 4, 6 and 8, the first plate 210 is slidably secured to the main bracket 400 by two securing brackets 430. The two fixing brackets 430 are respectively disposed on two opposite sides of the first support plate 210. Meanwhile, the two fixing brackets 430 have a sliding groove formed at one end thereof adjacent to each other and facing the main bracket 400, and the first support plate 210 slides along the length direction of the sliding groove. At this time, the fixing brackets 430 respectively disposed on the two opposite sides of the first support plate 210 can fix the first support plate 210, and can ensure the stable movement of the first support plate 210, and the structure is reasonably arranged and the integration level is high.

Preferably, the first support plate 210 has at least one semicircular sliding rib, each semicircular sliding rib is distributed along the length direction of the sliding groove, and vaseline is polished and coated on each semicircular sliding rib to reduce the friction force applied to the first support plate 210 during movement, so that the first support plate 210 can move more smoothly and stably.

Specifically, referring to fig. 4, 6 and 8, a first fixing hole is formed on the fixing bracket 430, a second fixing hole is formed on the main bracket 400 corresponding to the first fixing hole, and a fastening member 440 fastens the fixing bracket 430 to the main bracket 400 through the first fixing hole and the second fixing hole. In actual production, the fastening member 440 may be a screw, a rivet or a bolt, and the like, which is not described herein again and is within the scope of the present invention.

Preferably, referring to fig. 1 to 3 and fig. 5 and 7, the housing 100 is provided with a movable groove 110 for moving the grip 221, and a through hole 111 is formed at the bottom of the movable groove 110 to communicate the movable groove 110 with the interior of the housing 100. Specifically, the through hole 111 is provided at the bottom side edge of the movable groove 110. At this time, one end of the second support plate 220 away from the grip 221 can penetrate into the printer housing 100 through the through hole 111, and is fixedly connected to the first support plate 210. The first support plate 210 and the second support plate 220 are respectively located on the inner side and the outer side of the movable slot 110, so that the movable slot 110 is clamped between the first support plate 210 and the second support plate 220. The grip part 221 is located in the movable groove 110, so that the appearance gap of the cover opening device of the printer provided by the embodiment is reduced, and the appearance is improved. Meanwhile, the appearance gap of the cover opening device of the printer is reduced, the finger of a user can be prevented from being accidentally rolled into the printer shell 100, and the safety performance of the printer is improved. Besides, external dust and water vapor can be prevented from entering the printer shell 100, the influence of the external environment on the internal parts of the printer shell 100 is reduced, the corrosion degree of the internal parts of the printer shell 100 is reduced, and the service performance and the service life of the printer are further improved.

Further, referring to fig. 1, 3 and 7, a slide rail 112 is disposed at the bottom of the movable slot 110 along the sliding direction of the sliding member 200, and the slide rail 112 is communicated with the through hole 111. At this time, a latch 223 is disposed on one side of the second support plate 220 facing the first support plate 210, and an avoiding groove 214 is disposed at a position of the first support plate 210 corresponding to the latch 223, and the latch 223 can be controllably inserted through the sliding track 112.

Specifically, the sliding direction of the sliding member 200 is the length direction of the sliding groove, and the sliding track 112 and the latch 223 are provided in this embodiment, so that when the user moves the second support plate 220, the latch 223 can move along the sliding track 112, and in combination with the sliding groove provided in the fixing bracket 430, the guiding effect is more significant, so that the first support plate 210 and the second support plate 220 can move more stably. Particularly, when the first support plate 210 and the second support plate 220 are reset under the action of the first elastic member and the second elastic member 500, the sliding groove and the sliding track 112 are arranged at the same time, so that the first support plate 210 and the second support plate 220 can be quickly reset, the phenomenon that the first support plate 210 and the second support plate 220 are jammed in the resetting process is avoided, and the use performance and the service life of the printer are further improved.

Furthermore, referring to fig. 1, 3 and 4, the end surface of the grip part 221 is flush with the surface of the casing 100, so that the structural arrangement can be further optimized, and the aesthetic degree of the cover opening device of the printer is improved. Moreover, the end surface of the holding part 221 does not protrude out of the surface of the shell 100, so that the holding part 221 can be effectively prevented from colliding with other parts or equipment in the transportation process of the printer, and the damage to the printer and other parts or equipment in the transportation process can be reduced. In addition, the end surface of the grip 221 does not protrude from the surface of the housing 100, and the user is prevented from being injured by the grip 221 during movement around the printer. Of course, in practical production, the end surface of the grip 221 may be lower than the surface of the housing 100, and this embodiment is only one of the most preferable embodiments, and is not limited herein and falls within the scope of the present invention.

In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and reference may be made to the related descriptions of other embodiments for parts that are not described or recited in detail in a certain embodiment.

It should be noted that the above embodiments can be freely combined as necessary. The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims (10)

1. The utility model provides a printer device of uncapping locates inside desktop printer casing, its characterized in that includes:

the sliding part, a rotating support arm hinged to the shell and a first elastic part;

the first elastic piece is provided with two ends which are respectively fixed on the shell and the rotary support arm;

the sliding part is provided with an abutting part and a holding part, the abutting part abuts against one side of the rotating support arm provided with the first elastic part, and the holding part is used for being held by a user;

when the user grabs and holds and slide when grabbing the portion, butt portion drives rotatory support arm rotates, rotatory support arm and then pries open the printer roller realizes uncapping.

2. A printer cover opening device according to claim 1,

the sliding part comprises a first support plate and a second support plate;

the abutting part is arranged at one end of the first support plate and faces one side of the rotating support arm, one end of the first support plate, which is far away from the abutting part, is provided with two first abutting platforms;

and one side of one end of the second support plate, which faces the rotating support arm, is provided with two second supporting platforms, the second supporting platforms and the first supporting platforms are in clamping fit with each other so as to fix the second support plate on the first support plate, and the holding part is arranged at one end, which is far away from the second supporting platforms, of the second support plate and is far away from one side of the rotating support arm.

3. The printer door opener according to claim 2, further comprising:

a main bracket fixed to the housing and a second elastic member fixed to the main bracket;

the main support is positioned on one side of the first support plate facing the rotating support arm, and a third support plate extends from the main support towards the first support plate;

the second elastic piece is provided with two ends, one end of the second elastic piece is fixed on the third support plate, a third supporting platform is arranged on one side, facing the rotating support arm, of the first support plate, and the third supporting platform is abutted to one end, far away from the third support plate, of the second elastic piece.

4. A printer cover opening device according to claim 3,

a fourth support plate extends from the main support to the first support plate, faces one side of the rotating support arm, and is provided with a fourth supporting platform at one end far away from the main support;

when the rotary support arm prizes the roller of the printer, the fourth abutting table abuts against the abutting part.

5. A printer cover opening device according to claim 4,

the fourth supporting plate faces one side of the rotating supporting arm, a fifth supporting platform is arranged at the position corresponding to the rotating supporting arm, and the fifth supporting platform does not protrude out of the fourth supporting platform.

6. A printer cover opening device according to any one of claims 3 to 5,

the first supporting plate is slidably fixed on the main bracket through two fixing brackets;

the two fixed brackets are respectively arranged on two opposite sides of the first support plate; and

two the one end that the fixed bolster is close to each other, and towards one side of main support is equipped with the sliding tray, first backup pad is followed the sliding tray length direction slides.

7. A printer cover opening device according to claim 6,

the fixing support is provided with a first fixing hole, a second fixing hole is formed in the position, corresponding to the first fixing hole, of the main support, and a fastener penetrates through the first fixing hole and the second fixing hole to fix the fixing support to the main support.

8. A printer cover opening device according to any one of claims 2 to 5,

the casing is equipped with the confession the activity groove of grabbing portion activity, just activity groove tank bottom is equipped with a through-hole, makes the activity groove communicate in inside the casing.

9. A printer cover opening device according to claim 8,

the bottom of the movable groove is provided with a slideway arranged along the sliding direction of the sliding part, and the slideway is communicated with the through hole;

one side of the second support plate, facing the first support plate, is provided with a clamping block, an avoidance groove is formed in the position, corresponding to the clamping block, of the first support plate, and the clamping block can be arranged in the sliding way in a penetrating mode in an controlled mode.

10. A printer cover opening device according to any one of claims 1 to 5,

the grip end face is flush with the housing surface.

Images