CN219990619U - Paper pressing device - Google Patents

Abstract

The utility model discloses a paper pressing device, which comprises a frame, a paper pressing assembly and a sliding assembly, wherein the paper pressing assembly comprises a tray and a pressing plate, the tray is arranged on the frame, and the pressing plate is arranged on the upper side of the tray; the sliding component comprises a moving arm and a sliding rod, the moving arm is slidably arranged on the rack, an arc-shaped chute is formed in the moving arm, the sliding rod is slidably arranged in the arc-shaped chute in a penetrating manner, and the sliding rod is connected with the pressure plate; the movable arm can drive the pressure plate to reciprocate between an initial position and a paper pressing position through the sliding rod; the sliding rod can drive the pressure plate to approach or be far away from the tray along the extending direction of the arc-shaped chute. The paper pressing device drives the pressing plate to slide reciprocally between the initial position and the paper pressing position through the movable arm, paper flattening efficiency is improved, and the sliding contact of the sliding rod and the arc-shaped sliding groove is matched, so that the sliding rod drives the pressing plate to vertically approach or separate from the tray, the pressing plate is prevented from driving paper to displace or scratch paper, shooting is convenient and fast, and shooting quality is improved.

Description

Paper pressing device

Technical Field

The utility model relates to the technical field of paper pressing devices, in particular to a paper pressing device.

Background

When photographing or scanning paper such as bills, certificates and the like, in order to ensure photographing quality and ensure writing and clear patterns, the paper is usually required to be flattened. At present when flattening paper, generally place the paper on the platform earlier, again by the manual clamp plate of placing on the paper with flattening paper of staff, the clamp plate is at the easy relative platform removal of driving of placing the in-process paper, and easily cuts the printing ink on the paper of rubbing and lead to the handwriting to be fuzzy, not only flatten inefficiency, paper displacement or cut and scratch paper moreover can lead to shooting inconvenient, reduction shooting quality.

Disclosure of Invention

The utility model mainly aims to provide a paper pressing device which aims to solve the problems that paper flattening efficiency is low, displacement is easy to generate and paper is easy to scratch.

To achieve the above object, the present utility model provides a paper pressing device including:

a frame;

the paper pressing assembly comprises a tray and a pressure plate, wherein the tray is arranged on the rack, and the pressure plate is arranged on the upper side of the tray;

the sliding component comprises a moving arm and a sliding rod, the moving arm is slidably arranged on the rack, an arc-shaped chute is formed in the moving arm, the sliding rod is slidably arranged in the arc-shaped chute in a penetrating mode, and the sliding rod is connected with the pressure plate; the movable arm can drive the pressure plate to reciprocate between an initial position and a paper pressing position through the sliding rod; the sliding rod can drive the pressure plate to approach or depart from the tray along the extending direction of the arc chute when the pressure plate moves to the paper pressing position.

Optionally, the arc chute is provided with an arc chute wall, and the arc chute wall is bent downwards along the direction approaching to the tray; the sliding rod can drive the pressure plate to approach or depart from the tray along the extending direction of the arc-shaped groove wall when the pressure plate moves to the paper pressing position.

Optionally, the paper pressing device further comprises a handle assembly, the handle assembly comprises a handle, a rotating block and a guide rod, the rotating block is rotatably arranged at one end of the movable arm, the handle and the guide rod are both connected to the rotating block, the guide rod is connected with the pressure plate, the movable arm is provided with a guide slope, and the guide slope is matched with the shape of the arc-shaped groove wall; the handle can drive through the turning block the guide bar is followed the extending direction of direction slope slides, so that the guide bar drives the pressure disk is close to or keeps away from the tray.

Optionally, the handle assembly further comprises a clamping block, the clamping block is rotatably sleeved outside the guide rod, a clamping groove is formed in the clamping block, and a clamping rod is arranged on the movable arm; the clamping block can rotate relative to the guide rod, so that the clamping rod is clamped in the clamping groove or separated from the clamping groove.

Optionally, the clamping block comprises a clamping section and a limiting section which are connected with each other, the joint of the clamping section and the limiting section is rotatably sleeved outside the guide rod, one end of the clamping section, which is far away from the limiting section, is provided with the clamping groove, and the tray is provided with the limiting rod; the limiting rod is abutted with the limiting section when the pressure plate moves to the paper pressing position.

Optionally, the handle assembly further comprises a torsion spring, the torsion spring is sleeved outside the guide rod, one torsion arm of the torsion spring is connected with the pressure plate, and the other torsion arm of the torsion spring is connected with the limiting section.

Optionally, a locking pin is arranged on the pressure plate, the locking pin extends downwards from the pressure plate, and a locking groove is formed in the tray; the sliding rod can drive the locking pin to extend into the locking groove or separate from the locking groove through the pressure plate when the pressure plate moves to the paper pressing position.

Optionally, the pressure plate comprises a pressure plate and a first mounting frame, the first mounting frame is arranged around the periphery of the pressure plate, and the sliding rod is connected with the first mounting frame; the tray comprises a supporting plate and a second mounting frame, wherein the second mounting frame is arranged on the periphery of the supporting plate in a surrounding mode, and the second mounting frame is arranged on the frame.

Optionally, a guide rail is arranged on the stand, mounting frames are arranged on the movable arm and the second mounting frame, a sliding block is arranged on each mounting frame, and the sliding blocks are in sliding contact fit with the guide rail.

Optionally, the pressing plate and the supporting plate are made of transparent materials.

In the paper pressing device, when paper such as a bill, a certificate and the like needs to be flattened, firstly, the paper is placed on the tray, so that the tray stably supports the paper to be flattened, and the pressing plate is positioned at an initial position far away from the tray; then, the movable arm is pulled towards the direction close to the tray, so that the movable arm slides relative to the frame and pulls the pressing plate through the sliding rod, when the pressing plate moves to a paper pressing position close to the tray, the pressing plate and the tray are vertically arranged at intervals, then the pressing plate is pushed towards the direction close to the tray at the lower side, the sliding rod slides downwards along the extending direction of the arc chute, the sliding rod drives the pressing plate to move downwards and press and put on paper, and the pressing plate and the tray are respectively positioned on the upper side and the lower side of the paper and matched with the paper to be pressed and flattened. The paper pressing device enables the movable arm to drive the pressing plate to slide back and forth between the initial position and the paper pressing position by pulling the movable arm, does not need a worker to carry the pressing plate for many times, improves paper flattening efficiency, and enables the sliding rod to drive the pressing plate to vertically approach or separate from the tray by sliding contact cooperation of the sliding rod and the arc-shaped sliding groove, so that the pressing plate is vertically pressed on paper to effectively prevent the pressing plate from driving the paper to displace or scratch the paper, thereby not only being convenient and fast to shoot, but also improving shooting quality.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view showing an assembly structure of a platen in an initial position and a view angle in a platen press according to an embodiment of the present utility model;

FIG. 2 is a schematic view showing an assembled structure of a platen in an initial position and at another view angle in a platen press according to an embodiment of the present utility model;

FIG. 3 is a schematic view showing an assembly structure of a platen in a platen press position in a platen press according to an embodiment of the present utility model;

FIG. 4 is an enlarged schematic view of area A of FIG. 3;

FIG. 5 is an exploded view of a platen assembly according to an embodiment of the present utility model;

FIG. 6 is a schematic view showing an assembly structure of a sliding assembly and a handle assembly in a paper pressing device according to an embodiment of the present utility model;

fig. 7 is an exploded view of the sliding assembly and the handle assembly of the platen roller according to an embodiment of the present utility model.

Reference numerals illustrate:

reference numerals	Name of the name	Reference numerals	Name of the name
				100	Paper pressing device	212	Guiding slope
10	Paper pressing assembly	213	Clamping connection rod
				11	Tray for holding food	22	Sliding rod
111	Limiting rod	23	Switching piece
				112	Locking groove	30	Handle assembly
113	Supporting plate	31	Handle
				114	Second mounting frame	32	Rotating block
12	Pressure plate	33	Guide rod
				121	Lock pin	34	Clamping block
122	Pressing plate	341	Clamping groove
				123	First mounting frame	342	Clamping section
20	Sliding assembly	343	Spacing section
				21	Movable arm	35	Torsion spring
211	Arc chute	40	Mounting rack
				2111	Arc groove wall	41	Sliding block

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The technical solutions of the present embodiment will be clearly and completely described below with reference to the drawings in the present embodiment, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all the directional indications (such as up, down, left, right, front, and rear … …) in this embodiment are merely for explaining the relative positional relationship, movement conditions, and the like between the components in a certain specific posture (as shown in the drawings), and if the specific posture is changed, the directional indication is changed accordingly.

Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, the technical solutions of the embodiments of the present utility model may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present utility model. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

The description of the orientations of "up", "down", "front", "rear", "left", "right", etc. in the present utility model is based on the orientations shown in fig. 1 to 3, and is merely for explaining the relative positional relationship between the components in the orientations shown in fig. 1 to 3, and if the specific orientation is changed, the directional indication is changed accordingly.

The utility model provides a paper pressing device 100.

The paper pressing device 100 of the present embodiment includes a frame (not shown), a paper pressing assembly 10 and a sliding assembly 20, the paper pressing assembly 10 includes a tray 11 and a platen 12, the tray 11 is mounted on the frame, and the platen 12 is disposed on the upper side of the tray 11; the sliding component 20 comprises a moving arm 21 and a sliding rod 22, wherein the moving arm 21 is slidably arranged on the frame, an arc-shaped sliding groove 211 is formed in the moving arm 21, the sliding rod 22 is slidably arranged in the arc-shaped sliding groove 211 in a penetrating manner, and the sliding rod 22 is connected with the pressure plate 12; the movable arm 21 can drive the pressure plate 12 to reciprocate between an initial position and a paper pressing position through the sliding rod 22; the slide lever 22 can drive the platen 12 to approach or separate from the tray 11 in the extending direction of the arc chute 211 when the platen 12 moves to the platen pressing position.

As shown in fig. 1 to 7, the frame is used for supporting the tray 11 and the moving arm 21, the platen 12 is located at the upper side of the tray 11, the moving arm 21 is in sliding contact fit with the frame and located at one side of the platen 12, the moving arm 21 is connected with the platen 12 through the sliding rod 22, and the moving arm 21 is provided with an arc-shaped sliding groove 211 through which the sliding rod 22 passes.

When paper such as a bill, a certificate and the like needs to be flattened, firstly, the paper is placed on the tray 11, so that the tray 11 stably supports the paper to be flattened, and the platen 12 is positioned at an initial position far away from the tray 11, as shown in fig. 1 and 2; then, the moving arm 21 is pulled in a direction approaching the tray 11, so that the moving arm 21 slides relative to the frame, and the moving arm 21 pulls the platen 12 through the sliding rod 22, when the platen 12 moves to a paper pressing position approaching the tray 11, the platen 12 and the tray 11 are vertically arranged at intervals, then the platen 12 is pushed in a direction approaching the tray 11 towards the lower side, so that the sliding rod 22 slides downwards along the extending direction of the arc-shaped sliding groove 211, and the sliding rod 22 drives the platen 12 to move downwards and press on paper, and as shown in fig. 3, the platen 12 and the tray 11 are respectively positioned on the upper side and the lower side of the paper and are matched with the paper to be flattened.

It will be appreciated that after the paper flattening is completed, the platen 12 is pulled in a direction away from the tray 11 toward the upper side, so that the slide rod 22 slides upward along the extending direction of the arc chute 211, the slide rod 22 drives the platen 12 to move upward and away from the paper, and then the moving arm 21 is pulled in a direction away from the tray 11, so that the moving arm 21 drives the platen 12 to move from the paper pressing position to the initial position through the slide rod 22, and the flattened paper can be taken out from the tray 11.

According to the paper pressing device 100, the movable arm 21 is pulled to enable the movable arm 21 to drive the pressure plate 12 to slide back and forth between the initial position and the paper pressing position, workers are not required to carry the pressure plate 12 for many times, paper flattening efficiency is improved, the sliding rod 22 is matched with the arc-shaped sliding groove 211 in a sliding contact mode, the sliding rod 22 can drive the pressure plate 12 to vertically approach or separate from the tray 11, the pressure plate 12 is vertically pressed on paper to effectively prevent the pressure plate 12 from driving the paper to displace or scratch the paper, the shooting is convenient and fast, and the shooting quality is improved.

In one embodiment, the arc chute 211 has arc chute walls 2111, and the arc chute walls 2111 are bent downward along the direction approaching the tray 11; the slide lever 22 can drive the platen 12 to approach or separate from the tray 11 in the extending direction of the arc-shaped groove wall 2111 when the platen 12 moves to the platen pressing position. As shown in fig. 1 and 2, platen 12 moves to an initial position relative to tray 11, arcuate groove wall 2111 is provided in an arcuate shape and is gradually bent downward from the direction in which the end of platen 12 is intended to approach tray 11; as shown in fig. 3, the moving arm 21 is pulled to enable the moving arm 21 to drive the platen 12 to move to the paper pressing position through the sliding rod 22, then the sliding rod 22 drives the platen 12 to slide downwards along the extending direction of the arc-shaped groove wall 2111, the sliding rod 22 slides to the groove bottom of the arc-shaped groove 211 along the arc-shaped groove wall 2111 from the groove opening of the arc-shaped groove 211, so that the platen 12 is obliquely pressed down on paper, the platen 12 and the tray 11 are matched to flatten the paper so as to facilitate photographing or scanning of the paper, and the sliding rod 22 is matched with the arc-shaped groove wall 2111 in a sliding contact manner so that the sliding rod 22 can drive the platen 12 to vertically approach or separate from the paper, thereby avoiding the platen 12 from driving the paper to move or scratch the paper.

In one embodiment, the paper pressing device 100 further includes a handle assembly 30, the handle assembly 30 includes a handle 31, a rotating block 32 and a guiding rod 33, the rotating block 32 is rotatably disposed at one end of the moving arm 21, the handle 31 and the guiding rod 33 are both connected to the rotating block 32, the guiding rod 33 is connected to the platen 12, the moving arm 21 is provided with a guiding slope 212, and the guiding slope 212 matches with the arc-shaped groove wall 2111 in shape; the handle 31 can drive the guide rod 33 to slide along the extending direction of the guide slope 212 through the rotating block 32, so that the guide rod 33 drives the pressure plate 12 to approach or separate from the tray 11.

As shown in fig. 1 to 7, when the platen 12 moves to an initial position relative to the tray 11, the moving arm 21 is located at one side of the platen 12, the arc-shaped chute 211 is formed at one end of the moving arm 21 away from the tray 11, the rotating block 32 is rotatably connected to one end of the moving arm 21 near the tray 11, the rotating block 32 is connected with the handle 31 and the guide rod 33, the guide rod 33 is connected with the platen 12, the guide slope 212 in sliding contact with the guide rod 33 is formed at the position of the moving arm 21 corresponding to the guide rod 33, and the extending direction of the guide slope 212 is consistent with the extending direction of the arc-shaped chute wall 2111.

When it is desired to flatten the sheet, the sheet is first placed on tray 11 with platen 12 in an initial position away from tray 11, as shown in fig. 1 and 2; then, the handle 31 is held and the handle 31 is pulled, so that the handle 31 pulls the moving arm 21 through the rotating block 32, the moving arm 21 drives the platen 12 to slide to a paper pressing position in a direction approaching the tray 11 through the guide rod 33 and the sliding rod 22, then, the handle 31 is rotated downwards, the handle 31 drives the guide rod 33 to slide downwards obliquely along the guide slope 212 through the rotating block 32, the guide rod 33 drives the platen 12 to approach the tray 11, and the platen 12 drives the sliding rod 22 to slide downwards obliquely along the arc-shaped groove wall 2111, so that the platen 12 is vertically pressed on paper and the paper is flattened, as shown in fig. 3.

In this embodiment, the pressing plate 12 can slide from the initial position to the paper pressing position by pulling the handle 31, the guiding rod 33 can slide along the guiding slope 212 and the sliding rod 22 can slide along the arc-shaped groove wall 2111 by rotating the handle 31 downwards, and the guiding rod 33 and the sliding rod 22 can both drive the pressing plate 12 to be close to the tray 11 so as to flatten paper, so that the reliability of the flattening vertical movement is improved, the use is convenient and quick, and the paper pressing efficiency is improved.

It will be appreciated that after the paper flattening is completed, the handle 31 is reversely rotated, so that the handle 31 drives the guide rod 33 to move along the guide slope 212 in a direction away from the tray 11, and the guide rod 33 drives the platen 12 to vertically move away from the tray 11, so as to prevent the platen 12 from driving the paper to displace or scratch the paper, and then the handle 31 is pulled in a direction away from the tray 11, so that the handle 31 drives the platen 12 to slide from the paper pressing position to the initial position through the guide rod 33, the moving arm 21 and the sliding rod 22, and the flattened paper can be removed from the tray 11.

Further, a switching piece 23 is disposed at one end of the moving arm 21 near the arc-shaped chute 211, one end of the switching piece 23 is rotatably connected with the moving arm 21, the other end of the switching piece 23 is connected with a sliding rod 22, and the sliding rod 22 passes through the arc-shaped chute 211 and is connected with the pressure plate 12. As shown in fig. 1 to 7, when the platen 12 moves to the platen position, the handle 31 drives the adapter block to rotate relative to the moving arm 21, the adapter block drives the platen 12 to slide down along the guiding slope 212 through the guiding rod 33, the platen 12 drives the sliding rod 22 to slide down along the arc-shaped groove wall 2111, the sliding rod 22 drives the adapter piece 23 to rotate relative to the moving arm 21, and the handle 31, the adapter block, the guiding rod 33, the platen 12, the sliding rod 22, the adapter piece 23 and the moving arm 21 are sequentially linked, so that the platen 12 can smoothly move relative to the tray 11, and the structure is stable and reliable.

In an embodiment, the handle assembly 30 further includes a clamping block 34, the clamping block 34 is rotatably sleeved outside the guide rod 33, a clamping groove 341 is formed on the clamping block 34, and a clamping rod 213 is arranged on the moving arm 21; the clamping block 34 can rotate relative to the guide rod 33, so that the clamping rod 213 is clamped in the clamping groove 341 or separated from the clamping groove 341. As shown in fig. 1 to 7, two ends of a guide rod 33 are respectively connected with a pressure plate 12 and a rotating block 32, the rotating block 32 is rotationally connected with a movable arm 21, a clamping block 34 is sleeved outside the guide rod 33, the clamping block 34 can rotate relative to the guide rod 33, a clamping groove 341 is formed in the clamping block 34, and a clamping rod 213 is connected to the movable arm 21 at a position corresponding to the clamping groove 341.

When the paper needs to be flattened, firstly, the paper is placed on the tray 11, the pressure plate 12 is located at an initial position far away from the tray 11, and the clamping block 34 is rotated so that the clamping rod 213 extends into the clamping groove 341 and is clamped with the clamping groove 341, as shown in fig. 1 and 2; then, the pressing plate 12 is pulled to a direction close to the tray 11 through the handle 31, so that the pressing plate 12 slides from an initial position to a paper pressing position, in the sliding process of the pressing plate 12, the clamping rod 213 and the clamping block 34 are stably clamped through the clamping groove 341, so that the handle 31 can sequentially slide through the rotating block 32, the guide rod 33, the clamping block 34 and the clamping rod 213 to pull the movable arm 21, and further the movable arm 21 further drives the pressing plate 12 to slide through the sliding rod 22, so that the structural stability and the sliding reliability of the pressing plate 12 are improved. It will be appreciated that after platen 12 slides to the platen position, clamping block 34 is rotated in a reverse direction to disengage clamping lever 213 from clamping groove 341, thereby unlocking platen 12 and vertically pressing platen 12 against the sheet along the extending direction of guide ramp 212.

In this embodiment, the clamping block 34 includes a clamping section 342 and a limiting section 343 which are connected to each other, the connection part between the clamping section 342 and the limiting section 343 is rotatably sleeved outside the guide rod 33, a clamping groove 341 is provided at one end of the clamping section 342 away from the limiting section 343, and a limiting rod 111 is provided on the tray 11; the stopper rod 111 abuts against the stopper section 343 when the platen 12 is moved to the platen position. As shown in fig. 1 to 7, the moving arm 21 is provided with a clamping rod 213 for being in clamping fit with the clamping groove 341, and the tray 11 is provided with a limiting rod 111 for being in abutting contact with the limiting section 343; when the pressure plate 12 slides back and forth between the initial position and the paper pressing position, the clamping section 342 is rotated so that the clamping rod 213 is clamped in the clamping groove 341, and the pressure plate 12 is locked relative to the movable arm 21 in the sliding process, so that the movement reliability of the pressure plate 12 is improved; when the pressure plate 12 slides to the paper pressing position, the limiting section 343 is abutted with the limiting rod 111, and the limiting rod 111 can reversely push the limiting section 343 to rotate, so that the limiting section 343 drives the clamping section 342 to rotate in the direction away from the clamping rod 213, and the clamping rod 213 is separated from the clamping groove 341, so that the automatic unlocking of the pressure plate 12 is realized, and the pressure plate 12 is conveniently pressed towards the tray 11, so that the structure is flexible and the design is ingenious.

Further, the handle assembly 30 further includes a torsion spring 35, wherein the torsion spring 35 is sleeved outside the guide rod 33, one torsion arm of the torsion spring 35 is connected with the pressure plate 12, and the other torsion arm of the torsion spring 35 is connected with the limiting section 343. As shown in fig. 4 to 7, when the platen 12 is at the initial position and the platen pressing position, the torsion spring 35 is in a relaxed state, and the clamping rod 213 is stably clamped in the clamping groove 341 to lock the platen 12 relative to the moving arm 21, so that the handle 31 drives the platen 12 to slide reciprocally relative to the tray 11; when the pressure plate 12 moves to the paper pressing position, the limiting rod 111 abuts against the limiting section 343 and pushes the limiting section 343 to rotate, and the limiting section 343 drives the clamping section 342 to rotate, so that the clamping rod 213 is separated from the clamping groove 341 and the torsion spring 35 is in a torsion state, thereby realizing automatic unlocking of the pressure plate 12 and pressing the pressure plate 12 on paper along the guide slope 212; after paper flattening is completed, the handle 31 is reversely rotated, so that the handle 31 drives the guide rod 33 and the clamping block 34 to reversely slide towards the clamping rod 213, the clamping section 342 is rotated under the elastic restoring force of the torsion spring 35, so that the clamping rod 213 stretches into the clamping groove 341, automatic locking of the pressure plate 12 is realized, and the automatic paper pressing machine has the advantages of convenience and quickness in use and stable and reliable structure, and paper pressing efficiency is further improved.

In one embodiment, the pressure plate 12 is provided with a locking pin 121, the locking pin 121 extends downwards from the pressure plate 12, and the tray 11 is provided with a locking groove 112; the slide lever 22 can drive the lock pin 121 to extend into the lock groove 112 or to be disengaged from the lock groove 112 by the platen 12 when the platen 12 is moved to the platen position. As shown in fig. 2 and 5, when the platen 12 moves to an initial position relative to the tray 11, a locking pin 121 is connected to one end of the platen 12 far away from the tray 11, the locking pin 121 extends downwards from the lower side of the platen 12, and a locking groove 112 into which the locking pin 121 extends is formed in the position, corresponding to the locking pin 121, of one end of the tray 11 near the platen 12; after the platen 12 moves to the position of pressing paper relative to the tray 11, the handle 31 is pulled to enable the platen 12 to be close to the tray 11 along the guide slope 212 and the arc-shaped groove wall 2111, the platen 12 drives the locking pin 121 to extend into the locking groove 112, after the platen 12 is completely pressed on paper, the locking pin 121 is stably inserted into the locking groove 112 to limit the movement of the platen 12, the platen 12 is further prevented from driving the paper to displace or scratch the paper, the flattening reliability is improved, the paper is convenient to photograph, and the paper photographing quality is improved.

In this embodiment, the platen 12 includes a pressing plate 122 and a first mounting frame 123, the first mounting frame 123 is disposed around the periphery of the pressing plate 122, and the sliding rod 22 is connected to the first mounting frame 123; the tray 11 comprises a supporting plate 113 and a second mounting frame 114, the second mounting frame 114 is arranged on the periphery of the supporting plate 113 in a surrounding manner, and the second mounting frame 114 is mounted on the rack; the pressing plate 122 and the supporting plate 113 are made of transparent materials. A guide rail (not shown) is provided on the frame, mounting frames 40 are provided on the movable arm 21 and the second mounting frame 114, and each mounting frame 40 is provided with a slider 41, and the slider 41 is in sliding contact engagement with the guide rail.

As shown in fig. 5, the tray 11 includes a supporting plate 113 and a second mounting frame 114 surrounding the periphery of the supporting plate 113, the second mounting frame 114 is connected with a mounting frame 40, a sliding block 41 is arranged at the lower side of the mounting frame 40, and the sliding block 41 is in sliding contact with a guide rail on the frame, so that the tray 11 can slide back and forth relative to the frame, and further the tray 11 can be conveniently moved to a proper position; and, pressure disk 12 includes clamp plate 122 and encloses the first installing frame 123 of locating the clamp plate 122 periphery, and the quantity of slip subassembly 20 is two, and two slip subassemblies 20 divide to locate the both sides of first installing frame 123 and all are connected with first installing frame 123, have improved connection stability and clamp plate 122 removal smoothness, are connected with mounting bracket 40 on two removal arms 21, and the lower side of mounting bracket 40 passes through slider 41 and the guide rail sliding contact cooperation in the frame to make each removal arm 21 homoenergetic drive first installing frame 123 and clamp plate 122 reciprocal slip between initial position and platen 113, improved the platen efficiency. In addition, in the preferred embodiment, the pressing plate 122 and the supporting plate 113 are made of transparent materials, so that the placing condition and the flattening state of the paper can be observed conveniently, and the camera can be arranged on the upper side or the upper side of the paper pressing device 100, so that the camera can directly photograph the paper in batches through the transparent pressing plate 122 or the supporting plate 113 after the paper is flattened, and the paper photographing efficiency is greatly improved.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims (10)

1. A paper pressing device, characterized in that the paper pressing device comprises:

a frame;

the paper pressing assembly comprises a tray and a pressure plate, wherein the tray is arranged on the rack, and the pressure plate is arranged on the upper side of the tray;

the sliding component comprises a moving arm and a sliding rod, the moving arm is slidably arranged on the rack, an arc-shaped chute is formed in the moving arm, the sliding rod is slidably arranged in the arc-shaped chute in a penetrating mode, and the sliding rod is connected with the pressure plate; the movable arm can drive the pressure plate to reciprocate between an initial position and a paper pressing position through the sliding rod; the sliding rod can drive the pressure plate to approach or depart from the tray along the extending direction of the arc chute when the pressure plate moves to the paper pressing position.

2. The paper pressing device according to claim 1, wherein the arc chute has an arc chute wall which is bent downward in a direction approaching the tray; the sliding rod can drive the pressure plate to approach or depart from the tray along the extending direction of the arc-shaped groove wall when the pressure plate moves to the paper pressing position.

3. The paper pressing device according to claim 2, further comprising a handle assembly, wherein the handle assembly comprises a handle, a rotating block and a guide rod, the rotating block is rotatably arranged at one end of the movable arm, the handle and the guide rod are both connected to the rotating block, the guide rod is connected to the pressure plate, the movable arm is provided with a guide slope, and the guide slope is matched with the shape of the arc-shaped groove wall; the handle can drive through the turning block the guide bar is followed the extending direction of direction slope slides, so that the guide bar drives the pressure disk is close to or keeps away from the tray.

4. The paper pressing device according to claim 3, wherein the handle assembly further comprises a clamping block, the clamping block is rotatably sleeved outside the guide rod, a clamping groove is formed in the clamping block, and a clamping rod is arranged on the movable arm; the clamping block can rotate relative to the guide rod, so that the clamping rod is clamped in the clamping groove or separated from the clamping groove.

5. The paper pressing device according to claim 4, wherein the clamping block comprises a clamping section and a limiting section which are connected with each other, the joint of the clamping section and the limiting section is rotatably sleeved outside the guide rod, the clamping groove is formed in one end, far away from the limiting section, of the clamping section, and the limiting rod is arranged on the tray; the limiting rod is abutted with the limiting section when the pressure plate moves to the paper pressing position.

6. The paper pressing device of claim 5, wherein the handle assembly further comprises a torsion spring, wherein the torsion spring is sleeved outside the guide rod, one torsion arm of the torsion spring is connected with the pressure plate, and the other torsion arm of the torsion spring is connected with the limiting section.

7. The paper pressing device according to any one of claims 1 to 6, wherein a locking pin is provided on the platen, the locking pin extends downward from the platen, and a locking groove is provided on the tray; the sliding rod can drive the locking pin to extend into the locking groove or separate from the locking groove through the pressure plate when the pressure plate moves to the paper pressing position.

8. The platen according to any one of claims 1 to 6, wherein the platen includes a platen and a first mounting frame, the first mounting frame being disposed around an outer periphery of the platen, the slide bar being connected to the first mounting frame; the tray comprises a supporting plate and a second mounting frame, wherein the second mounting frame is arranged on the periphery of the supporting plate in a surrounding mode, and the second mounting frame is arranged on the frame.

9. The paper pressing device of claim 8, wherein a guide rail is provided on the frame, mounting frames are provided on the moving arm and the second mounting frame, and each mounting frame is provided with a slider, and the slider is in sliding contact fit with the guide rail.

10. The platen as claimed in claim 8, wherein the pressing plate and the supporting plate are transparent members.