CN217347318U

CN217347318U - Paper pressing device for carving machine easy and convenient to operate

Info

Publication number: CN217347318U
Application number: CN202220236592.7U
Authority: CN
Inventors: 刘倩
Original assignee: Shandong Baitai Qianji Advertising Co ltd
Current assignee: Shandong Baitai Qianji Advertising Co ltd
Priority date: 2022-01-27
Filing date: 2022-01-27
Publication date: 2022-09-02
Anticipated expiration: 2032-01-27

Abstract

The utility model discloses a paper device is pressed to carving machine easy and simple to handle, which comprises a frame, the lateral wall of frame has been seted up and has been put the thing groove, it is connected with the pressure arm to put thing inslot rotation, the one end that the frame was kept away from to the pressure arm is rotated and is connected with pressure paper gyro wheel, the one end that the pressure arm was kept away from pressure paper gyro wheel is rotated and is connected with the dwang, the upper end fixedly connected with sliding plate of dwang, the sliding plate slides and sets up putting the thing inslot, set up threaded hole on the lateral wall of sliding plate, threaded hole female connection has the screw rod. The utility model discloses a rotate rotatory hand wheel and drive the screw rod and rotate, make then the sliding plate shift up or move down to adjust the turned angle who presses the arm, on the one hand, can adapt to the paper of different thickness, on the other hand also can make the gyro wheel that presses on the arm through the turned angle who adjusts the pressure arm firmly push down the paper all the time, and can not take place the not enough condition of long-term use back pressure.

Description

Paper pressing device easy and convenient to operate and used for lettering machine

Technical Field

The utility model relates to a press the relevant technical field of paper device, especially relate to a paper device is pressed to carving machine easy and simple to handle.

Background

In the use process of the carving machine, paper is often required to be fixed and conveyed forwards by the paper pressing device, and most of common paper pressing devices are composed of pressing rods and rollers, so that the paper can be flatly spread on a table board and can be conveyed forwards.

At present, the pressure of the paper pressing device on paper is mostly provided by the elastic force of the spring, after long-term use, the elastic performance of the paper pressing device is greatly reduced due to the fatigue effect caused by the repeated stretching of the spring, the pressure provided by pushing the paper is gradually reduced, and when the paper pressing device presses paper unstably, the paper is easy to move left and right in the carving process of the carving machine, so that the carving failure is caused. In view of this, the present application provides a paper pressing device for a carving machine, which is easy and convenient to operate.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a paper pressing device for a carving machine, which is simple and convenient to operate.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a paper pressing device for carving machine easy and simple to handle, includes the frame, the lateral wall of frame has been seted up and has been put the thing groove, it is connected with the pressure arm to put thing inslot rotation, the one end that the frame was kept away from to the pressure arm is rotated and is connected with the pressure paper gyro wheel, the one end that the pressure arm was kept away from the pressure paper gyro wheel is rotated and is connected with the dwang, the upper end fixedly connected with sliding plate of dwang, the sliding plate slides and sets up at putting the thing inslot, set up threaded hole on the lateral wall of sliding plate, threaded hole female connection has the screw rod, just the screw rod rotates to be connected at putting thing inslot bottom, the upper end of screw rod runs through puts thing inslot top and fixedly connected with rotatory hand wheel.

Preferably, the side wall of the pressure arm is provided with a negative pressure air groove, a rubber plug is connected in the negative pressure air groove in a sealing and sliding manner, the pressure arm is provided with an air suction pipe and an air exhaust pipe which are communicated with the inside of the negative pressure air groove, the air suction pipe and the air exhaust pipe are internally provided with a one-way valve, and the negative pressure air groove is internally provided with a driving mechanism for driving the rubber plug to move in a reciprocating manner.

Preferably, actuating mechanism is including rotating the cam of connection in negative pressure gas tank, just the cam passes through connecting rod and presses paper gyro wheel fixed connection, the lateral wall fixedly connected with spring of rubber buffer, the one end fixed connection that the rubber buffer was kept away from to the spring is on the inner wall in negative pressure gas tank.

Preferably, a limiting rod is arranged in the object placing groove, a limiting hole is formed in the side wall of the sliding plate, and the limiting rod is arranged in the limiting hole in a sliding mode.

Preferably, one end of the connecting rod is fixedly connected to the axis of the cam, and the other end of the connecting rod is fixedly connected to the axis of the platen roller.

The utility model discloses following beneficial effect has:

1. through the arrangement of the screw rod, the sliding plate and the rotating rod, the rotating hand wheel can be rotated to drive the screw rod to rotate, so that the sliding plate moves upwards or downwards, and the rotating angle of the pressing arm is adjusted, on one hand, the paper pressing arm can adapt to paper with different thicknesses, on the other hand, the roller on the pressing arm can always firmly press the paper by adjusting the rotating angle of the pressing arm, and the situation of insufficient pressure after long-term use can not occur;

2. through setting up subassembly such as breathing pipe, blast pipe, rubber buffer and cam, can drive the paper pressing gyro wheel and rotate when the paper back-and-forth movement, and then make rubber buffer reciprocating motion to last inhale the air and blow to the paper surface from the blast pipe, with dust and debris on paper surface blow off, prevent that it from disturbing the carving characters process.

Drawings

Fig. 1 is a schematic structural view of a paper pressing device for a lettering machine, which is simple and convenient to operate, provided by the utility model;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

fig. 3 is an enlarged schematic view of the structure at B in fig. 1.

In the figure: the device comprises a rack 1, a storage groove 2, a pressing arm 3, a pressing roller 4, a sliding plate 5, a threaded hole 6, a screw rod 7, a rotating rod 8, a limiting hole 9, a limiting rod 10, a negative pressure air groove 11, a cam 12, a rubber plug 13, a spring 14, an air suction pipe 15, a rotating hand wheel 16 and an air exhaust pipe 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a paper pressing device for a carving machine, which is simple and convenient to operate, comprises a frame 1, a storage groove 2 is formed in the side wall of the frame 1, a pressing arm 3 is connected to the storage groove 2 in a rotating manner, one end, far away from the frame 1, of the pressing arm 3 is connected with a paper pressing roller 4 in a rotating manner, one end, far away from the paper pressing roller 4, of the pressing arm 3 is connected with a rotating rod 8 in a rotating manner, an upper end of the rotating rod 8 is fixedly connected with a sliding plate 5, the sliding plate 5 is arranged in the storage groove 2 in a sliding manner, a limiting rod 10 is arranged in the storage groove 2, a limiting hole 9 is formed in the side wall of the sliding plate 5, and the limiting rod 10 is arranged in the limiting hole 9 in a sliding manner. Threaded hole 6 has been seted up on the lateral wall of sliding plate 5, and threaded hole 6 female connection has screw rod 7, and screw rod 7 rotates to be connected and puts the thing 2 interior bottoms portions of groove, and the upper end of screw rod 7 runs through puts thing 2 interior tops of groove and fixedly connected with rotatory hand wheel 16. It should be noted that by arranging the screw 7, the sliding plate 5, the rotating rod 8 and the pressing arm 3, and by adjusting the rotating angle of the rotating hand wheel 16, the lower pressure of the pressing arm 3 and the pressing roller 4 can be adjusted by the cooperation of the components, so that the use is convenient according to actual conditions.

The side wall of the pressure arm 3 is provided with a negative pressure air groove 11, a rubber plug 13 is connected in the negative pressure air groove 11 in a sealing and sliding manner, the pressure arm 3 is provided with an air suction pipe 15 and an exhaust pipe 17 which are communicated with the inside of the negative pressure air groove 11, and the air suction pipe 15 and the exhaust pipe 17 are internally provided with a one-way valve respectively.

A driving mechanism for driving the rubber plug 13 to reciprocate is arranged in the negative pressure air groove 11. The driving mechanism comprises a cam 12 which is rotatably connected in the negative pressure air groove 11, the cam 12 is fixedly connected with the paper pressing roller 4 through a connecting rod, specifically, one end of the connecting rod is fixedly connected at the axle center of the cam 12, and the other end of the connecting rod is fixedly connected at the axle center of the paper pressing roller 4. The side wall of the rubber stopper 13 is fixedly connected with a spring 14, and one end of the spring 14 far away from the rubber stopper 13 is fixedly connected on the inner wall of the negative pressure air groove 11.

When the device is used, the hand wheel 16 is rotated continuously to drive the screw 7 to rotate, and at the moment, the sliding plate 5 is limited by the limiting rod 10 and the limiting hole 9 which are 5 times of the sliding plate, and is connected with the screw 7 in a threaded manner, so that the sliding plate 5 can only move upwards or downwards when the screw 7 rotates.

When the sliding plate 5 moves up or down, the rotating rod 8 pulls the pressing arm 3 to deflect along the rotating axis, so that the rotating angle of the pressing arm 3 can be adjusted by rotating the rotating hand wheel 16, paper can be firmly pressed on the table board by the paper pressing roller 4 according to the actual thickness of the paper, and meanwhile, after the rotating hand wheel 16 is loosened, the paper can be fixed by the thread self-locking effect between the screw 7 and the threaded hole 6. Without the occurrence of insufficient pressure due to long-term use.

More prominently, can drive the pressure roller 4 and continue to rotate under the effect of frictional force when the paper advances to carry, then pressure roller 4 will drive cam 12 hold-in range through the connecting rod, and the bulge of cam 12 will roll rubber buffer 13 periodically, and make rubber buffer 13 reciprocate about in negative pressure air duct 11 under the reset action of spring 14. And when rubber buffer 13 moved to the right, accessible breathing pipe 15 inhales the air, treats rubber buffer 13 and moves to the left, then spouts the air by blast pipe 17, so can be when paper antedisplacement is carried continuously to paper surface blowout air current to blow off the dust or debris that fall on the paper surface, avoid its influence effect of carving characters.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The paper pressing device for the lettering machine, which is simple and convenient to operate, comprises a machine frame (1) and is characterized in that, the side wall of the frame (1) is provided with a storage groove (2), the storage groove (2) is rotationally connected with a pressure arm (3), one end of the pressure arm (3) far away from the frame (1) is rotationally connected with a paper pressing roller (4), one end of the pressure arm (3) far away from the paper pressing roller (4) is rotatably connected with a rotating rod (8), the upper end of the rotating rod (8) is fixedly connected with a sliding plate (5), the sliding plate (5) is arranged in the article placing groove (2) in a sliding way, a threaded hole (6) is formed in the side wall of the sliding plate (5), a screw rod (7) is connected with the threaded hole (6) in an internal thread manner, and the screw rod (7) is rotatably connected to the inner bottom of the storage groove (2), and the upper end of the screw rod (7) penetrates through the inner top of the storage groove (2) and is fixedly connected with a rotary hand wheel (16).

2. The paper pressing device for the lettering machine, which is simple and convenient to operate, is characterized in that a negative pressure air groove (11) is formed in the side wall of the pressing arm (3), a rubber plug (13) is connected in the negative pressure air groove (11) in a sealing and sliding manner, an air suction pipe (15) and an air exhaust pipe (17) which are communicated with the inside of the negative pressure air groove (11) are arranged on the pressing arm (3), one-way valves are arranged in the air suction pipe (15) and the air exhaust pipe (17), and a driving mechanism for driving the rubber plug (13) to move back and forth is arranged in the negative pressure air groove (11).

3. The easy and simple to handle paper pressing device for lettering machine of claim 2, characterized in that, actuating mechanism is including rotating cam (12) of connection in negative pressure air groove (11), just cam (12) pass through the connecting rod with press paper gyro wheel (4) fixed connection, the lateral wall fixedly connected with spring (14) of rubber buffer (13), the one end fixed connection that rubber buffer (13) were kept away from in spring (14) is on the inner wall of negative pressure air groove (11).

4. The paper pressing device for the lettering machine, which is convenient to operate, according to claim 1, is characterized in that a limiting rod (10) is arranged in the storage groove (2), a limiting hole (9) is formed in the side wall of the sliding plate (5), and the limiting rod (10) is slidably arranged in the limiting hole (9).

5. The platen press apparatus for a lettering machine with convenient operation according to claim 3, wherein one end of said link is fixedly connected to the axis of the cam (12), and the other end of said link is fixedly connected to the axis of the platen roller (4).