CN211335300U

CN211335300U - Full-automatic card-coating pen device

Info

Publication number: CN211335300U
Application number: CN201921966334.9U
Authority: CN
Inventors: 吴泽恒
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2020-08-25
Anticipated expiration: 2029-11-14

Abstract

The utility model relates to a study article auxiliary device field discloses a full-automatic card pen device of scribbling, including the casing, the fastening block of card pen is scribbled to the centre gripping, drives fastening block reciprocating motion's actuating mechanism, fixes a position and scribbles nose point guide housing and the control system of card position. The fastening block, the driving mechanism and the control system are arranged inside the shell, and the nose tip guide cover is arranged at the bottom of the shell. The fastening block is movably connected with the driving mechanism, and the bottom end of the fastening block is in sliding connection with the nose tip guide cover. When the card coating pen is used, the card coating pen is fixed on the fastening block, the nose tip guide cover is aligned to the coating position, and the control system controls the operation of the driving mechanism to drive the fastening block to move left and right repeatedly to achieve the coating action. The utility model discloses only need to scribble the card pen and place in this device, can align fast and scribble the position of writing, press control button and can accomplish scribbling, scribble the check evenly neat, convenient and fast is suitable for popularization and application.

Description

Full-automatic card-coating pen device

Technical Field

The utility model belongs to the technical field of study article auxiliary device and specifically relates to a full-automatic card device of scribbling.

Background

In the current high-school entrance examination, examinees all answer on answer sheets. The objective questions are all carried out in a mode of smearing answer sheets. At present, the examinee uses a 2B pencil or a mechanical pencil with a rectangular lead cross section to manually align the answer area and blacken left and right. During examination, in order to meet the requirements of scribbling standards, prevent the occurrence of situations such as insufficient blackness of a scribbled card and smearing outside a frame, the examinee needs to carefully and repeatedly and carefully complete smearing, the card smearing speed is relatively slow, the scribbled imprint is not standard, precious examination time is wasted, and the score losing caused by the lack of the scribbling is also existed.

Disclosure of Invention

The utility model aims to solve the problem that the examination time that brings because of the mode of manually scribbling the answer sheet is extravagant and exist because of scribbling the lack of standardization and cause the hidden danger of dividing at present, provide a full-automatic card coating pen device, only need to scribble the card pen and place in this device, can align the nib fast and scribble the position, press control button and can accomplish scribbling, convenient and fast. In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model discloses a full-automatic card pen device of scribbling, including the casing, the fastening block of card pen is scribbled to the centre gripping drives fastening block reciprocating motion's actuating mechanism, fixes a position and scribbles nose point guide housing and the control system of card position. The fastening block, the driving mechanism and the control system are arranged inside the shell, and the nose tip guide cover is arranged at the bottom of the shell. The fastening block is movably connected with the driving mechanism, and the bottom end of the fastening block is connected with the nose tip guide cover in a sliding mode. The driving mechanism is electrically connected with the control system. The card coating pen is fixed on the fastening block, the nose tip guide cover is aligned to the coating position, and the control system controls the operation of the driving mechanism to drive the fastening block to move left and right repeatedly to achieve the coating action.

The driving mechanism comprises a micro motor, a coupling, a lengthening shaft, a first eccentric wheel and a second eccentric wheel. The micro motor is electrically connected with the control system and is fixed on the shell; the shaft end of the micro motor and the upper end of the lengthened shaft are respectively connected with the two ends of the coupler, and the lower end of the lengthened shaft is fixedly connected with the first eccentric wheel. The micro motor rotates, and the lengthened shaft and the first eccentric wheel fixed on the lengthened shaft are driven to rotate through the coupler. One end of the second eccentric wheel is movably connected with the first eccentric wheel, and the other end of the second eccentric wheel is movably connected with the fastening block. In addition, the bottom end of the fastening block is connected with the nose tip guide cover in a sliding mode and can only slide left and right. The rotation motion of the micro motor is converted into the left and right repeated motion of the fastening block.

Further, the device also comprises a connecting pressing block; the connecting pressing block is arranged in the middle of the shell; one side of the connecting pressing block is provided with a first through hole for the lengthened shaft to pass through, and the other side of the connecting pressing block is provided with a first groove for preventing the card coating pen from interfering. The card coating pen passes through the first groove and can move in the first groove.

Furthermore, the driving mechanism further comprises a first bearing, wherein the outer ring of the first bearing is fixed on the first through hole, and the inner ring of the first bearing is fixed on the output shaft of the micro motor. Is beneficial to the fixation of the micro motor.

Furthermore, the bottom surface of the fastening block is provided with a slide block which is in sliding connection with the nose tip guide cover, and the top surface of the fastening block is provided with four ball plungers which slide with the connecting press block. So that the fastening block can slide left and right relative to the nose tip guide cover and the connecting pressing block. The ball plunger is internally provided with a spring part, and the stiffness coefficient of the spring can be adjusted according to actual conditions, so that the pressure of the refill on coated paperboard is not too high. The card coating pen is characterized in that a second through hole used for containing the card coating pen is formed in one side of the fastening block, a plurality of small holes with internal threads are formed in the side edge of the second through hole, and a plurality of jackscrews are arranged in the small holes and used for firmly fixing the card coating pen on the fastening block. The other side of the fastening block is provided with a second groove for preventing interference with the lengthened shaft. The second through hole and the second groove correspond to the first groove and the first through hole respectively. The card coating pen respectively passes through the first groove and the second through hole and is fixed on the second through hole, and the lengthened shaft respectively passes through the first through hole and the second groove and is fixed on the first through hole. When the fastening block slides relative to the connecting pressing block, the card coating pen is fixed on the fastening block and slides with the first groove of the connecting pressing block, and the lengthened shaft is fixed on the connecting pressing block and slides relative to the second groove of the fastening block. The fastening block is provided with a movable cavity used for accommodating the first eccentric wheel and the second eccentric wheel along the horizontal direction; the movable cavity is communicated with the second groove; and the movable cavity is provided with a boss movably connected with the second eccentric wheel.

Further, the driving mechanism further comprises a second bearing; the outer ring of the second bearing is tangent to the second groove in a rolling manner, and the inner ring of the second bearing is fixed on the lengthened shaft. The elongated shaft is facilitated to roll between the second grooves.

Further, the control system comprises a storage battery and a control button; the storage battery is electrically connected with the micro motor, and the control button is used for controlling the on-off of the current between the storage battery and the micro motor; the control button is arranged on the shell.

Further, the control button is a normally open inching button.

Furthermore, the nose tip guide cover upper end be equipped with fastening block slider matched with spout, the lower extreme be equipped with nib matched with guide way, guide way one side is provided with the direction arch. The pen point of the card coating pen is beneficial to aligning with the frame of the question coating card, and the card coating is accurate.

Furthermore, the nose tip guide cover is made of transparent materials, so that the nose tip guide cover is convenient to observe and position.

Further, the housing includes a rear cover, an upper cover, and a lower cover; the upper end of the upper cover is connected with the rear cover, and the lower end of the upper cover is connected with the upper end of the connecting pressing block. The upper end of the lower cover is connected with the lower end of the connecting pressing block, and the lower end of the lower cover is connected with the nose tip guide cover. Is convenient for installation and disassembly.

The utility model discloses an useful part is:

1. the card coating pen is fixed on the fastening block, the nose tip guide cover is aligned to the coating position, and the control system controls the operation of the driving mechanism to drive the fastening block to move left and right repeatedly to achieve the coating action. The automatic painting is used for replacing manual repeated painting, so that the card painting pen moves uniformly, and the uniformity of painting is ensured. The nose tip guide cover is used, so that the card coating pen can be accurately positioned to be aligned with the coating grids, and the rolled surface is ensured to be tidy and clean.

2. The rotation of the lengthened rotating shaft is driven by the micro motor, and the rotation motion is converted into the linear reciprocating motion by matching the first eccentric wheel and the second eccentric wheel, so that the left and right painting functions can be completed by one key, and the use is convenient and fast.

3. The lower end of the nose tip guide cover is provided with a guide bulge, and the guide bulge is aligned to the scribble of the option of the examination during use, so that the position of the scribble can be accurately positioned. In addition, the nose tip guide cover is made of transparent materials, so that the observation and the positioning are more convenient.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a cross-sectional view of the present invention.

Fig. 3 is a schematic structural view of the present invention with the shell and the nose tip guide cover removed.

Fig. 4 is a partially enlarged view of a portion a in fig. 3.

Fig. 5 is a schematic structural diagram of the driving mechanism of the present invention.

Fig. 6 is a schematic view of the structure of the fastening block.

Figure 7 is a cross-sectional schematic view of the fastening block.

Fig. 8 is a schematic view of the structure of the connecting compact.

Fig. 9 is a schematic structural view of the nose tip guide cover.

Description of the main component symbols:

1-card coating pen, 2-shell, 21-back cover, 22-upper cover, 23-lower cover, 3-fastening block, 31-sliding block, 32-ball plunger, 34-small hole, 35-second through hole, 36-second groove, 37-movable cavity, 38-boss, 4-nose tip guide cover, 41-sliding groove, 42-guide opening, 43-guide projection, 51-storage battery, 52-control button, 6-connecting pressing block, 61-first through hole, 62-first groove, 7-driving mechanism, 71-micro motor, 72-coupler, 73-extension shaft, 74-first eccentric wheel, 75-second eccentric wheel, 76-first bearing and 77-second bearing.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the present invention is further described in detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 and 2, the utility model discloses a full-automatic card coating pen device, including casing 2, connect briquetting 6, the fastening block 3 of card coating pen 1 is scribbled to the centre gripping, drives fastening block 3 reciprocating motion's actuating mechanism 7, the nose point uide shield 4 and the control system of card position are scribbled in the location. The fastening block 3, the driving mechanism 7 and the control system are arranged inside the shell 2, the connecting pressing block 6 is arranged in the middle of the shell 2, and the nose tip guide cover 4 is arranged at the bottom of the shell 2. The driving mechanism 7 penetrates through the connecting pressing block 6 to be movably connected with the fastening block 3, and the bottom end of the fastening block 3 is in sliding connection with the nose tip guide cover 4. The driving mechanism 7 is electrically connected with the control system. The card coating pen 1 is fixed on the fastening block 3, the nose tip guide cover 4 is aligned to the coating position, and the control system controls the operation of the driving mechanism 7 to drive the fastening block 3 to move left and right repeatedly to achieve the coating action.

As shown in fig. 8, the connection pressing block 6 is provided with a first through hole 61 at one side and a first groove 62 at the other side for preventing interference with the card-marking pen 1. The card-coating pen 1 passes through the first groove 62 and can move in the first groove 62.

As shown in fig. 2 and 5, the driving mechanism 7 includes a micro motor 71, a first bearing 76, a coupling 72, an extension shaft 73, a first eccentric 74, and a second eccentric 75. The micro motor 71 is electrically connected to the control system and fixed to the housing 2. The outer ring of the first bearing 76 is fixed on the first through hole 61, and the inner ring is fixed on the output shaft of the micro motor 71, which is beneficial to fixing the micro motor 71. The shaft end of the micro motor 71 and the upper end of the lengthened shaft 73 are respectively connected with two ends of the coupler 72, and the lower end of the lengthened shaft 73 is fixedly connected with the first eccentric wheel 74. The micro motor 71 rotates, and the elongated shaft 73 and the first eccentric wheel 74 fixed on the elongated shaft 73 can be driven to rotate through the coupling 72. One end of the second eccentric wheel 75 is movably connected with the first eccentric wheel 74, and the other end is movably connected with the fastening block 3. In addition, the bottom end of the fastening block 3 is connected with the nose tip guide cover 4 in a sliding way and can only slide left and right. The rotation motion of the micro motor 71 is converted into the left and right repeated motion of the fastening block 3.

As shown in fig. 2, 6 and 7, the bottom surface of the fastening block 3 is provided with a slide block 31 connected with the nose tip guide cover 4 in a sliding manner, and the top surface is provided with a plurality of ball plungers 32 sliding with the connecting pressing block 6. So that the fastening block 3 can slide left and right relative to the nose tip guide cover 4 and the connecting pressing block 6. A spring part is arranged in the ball plunger 32, the stiffness coefficient of the spring can be adjusted according to actual conditions, and the pressure of the refill on coated paper is not too high. Be equipped with the second through-hole 35 that is used for holding card pen 1 of scribbling on fastening block 3 one side, the side of second through-hole 35 is equipped with a plurality of apertures 34 that have the internal screw thread, is equipped with a plurality of jackscrews in the aperture 34 for will scribble the firm fixing on fastening block 3 of card pen 1. The other side of the fastening block 3 is provided with a second groove 36 for preventing interference with the elongated shaft 73. The second through hole 35 and the second groove 36 correspond to the first groove 62 and the first through hole 61, respectively. The card coating pen 1 respectively passes through the first groove 62 and the second through hole 35 and is fixed on the second through hole 35, and the extension shaft 73 respectively passes through the first through hole 61 and the second groove 36 and is fixed on the first through hole 61. When the fastening block 3 slides relative to the connecting pressing block 6, the card coating pen 1 is fixed on the fastening block 3 and slides with the first groove 62 of the connecting pressing block 6, and the lengthened shaft 73 is fixed on the connecting pressing block 6 and slides relative to the second groove 36 of the fastening block 3. The fastening block 3 is provided with a movable cavity 37 for accommodating the first eccentric 74 and the second eccentric 75 in the horizontal direction; the movable cavity 37 is communicated with the second groove 36; the movable cavity 37 is provided with a boss 38 movably connected with the second eccentric wheel 75.

In order to facilitate smoother rolling of the extension shaft 73 between the second grooves 36, a second bearing 77 is further arranged where the extension shaft 73 slides in the second grooves 36, an outer ring of the second bearing 77 is tangential to the second grooves 36 in a rolling manner, and an inner ring is fixed on the extension shaft 73.

As shown in fig. 1 and 3, the control system includes a battery 51 and a control button 52. The storage battery 51 is electrically connected with the micro motor 71, and the control button 52 is used for controlling the on-off of the current between the storage battery 51 and the micro motor 71. The control button 52 is provided on the housing 2. In this embodiment, the control button 52 is a normally open jog button, and the micro motor 71 is a dc motor with a brake. When the control button 52 is pressed, the circuit of the storage battery 51 and the micro motor 71 is switched on, and the micro motor 71 starts to rotate; when the control button 52 is released, the control button 52 automatically pops up, the battery 51 and the micro motor 71 are disconnected, and the micro motor 71 stops rotating.

As shown in figure 9, in order to facilitate the observation and the positioning, the point of the card coating pen 1 is aligned with the frame of the question card, and the card is coated accurately. The upper end of the nose tip guide cover 4 is provided with a sliding groove 41 matched with the sliding block 31, the lower end is provided with a guide port 42 matched with the pen tip, and one side of the guide port 42 is provided with a guide projection 43. The nose tip guide cover 4 is made of transparent material.

As shown in fig. 1, to facilitate mounting and dismounting, the housing 2 includes a rear cover 21, an upper cover 22, and a lower cover 23. The upper end of the upper cover 22 is connected with the rear cover 21, and the lower end is connected with the upper end of the connecting pressing block 6. The upper end of the lower cover 23 is connected with the lower end of the connecting pressing block 6, and the lower end is connected with the nose tip guide cover 4.

In this embodiment, the card-coating pen 1 used in cooperation with the device is an automatic card-coating pencil, and the automatic card-coating pencil can be matched with a lead core with a rectangular cross section to control the length of the exposed lead core.

The working principle is as follows:

as shown in figures 1-9, the card coating pen 1 is fixed on the fastening block 3, the nose tip guide cover 4 is aligned with the coating position, and the control system controls the operation of the driving mechanism 7 to drive the fastening block 3 to move left and right repeatedly to achieve the coating action.

Fixing: and (3) putting the card coating pen 1 into the second through hole 35 in the fastening block 3, screwing the jackscrew, and fixing the card coating pen 1 against the fastening block 3.

Positioning: the lower end of the nose tip guide cover 4 is provided with a guide port 42 matched with a pen point, one side of the guide port 42 is provided with a guide bulge 43, and the position of painting can be accurately positioned only by aligning the guide bulge 43 with the painting of the option of the examination paper.

Realizing reciprocating motion: the micro motor 71 rotates to drive the extension shaft 73 and the first eccentric wheel 74 fixed on the extension shaft 73 to rotate through the coupling 72. One end of the second eccentric 75 is movably connected with the first eccentric 74, and the other end is movably connected with the boss 38 of the fastening block 3. In addition, the bottom end of the fastening block 3 is connected with the nose tip guide cover 4 in a sliding way and can only slide left and right. The rotation of the micro motor 71 can be converted into the reciprocating movement of the fastening block 3 in the left and right directions. The fastening block 3 slides relative to the connecting pressing block 6 and the nose tip guide cover 4, and interference generated during sliding is avoided by arranging the first groove 62, the second groove 36 and the movable cavity 37.

The pressing card coating pen 1 is contacted with the coating card: four ball plungers 32 are arranged on the top surface of the fastening block 3. A spring part is arranged in the ball plunger 32, the stiffness coefficient of the spring can be adjusted according to actual conditions, and the pressure of the refill on coated paper is not too high.

When the pencil is used, the pencil lead is firstly set to a proper length through the automatic card coating pencil, then the guide bulge 43 in the nose tip guide cover 4 is aligned with the coating of the option of the examination paper, and the guide opening 42 can cover the coating of the option. The pinched mechanical pencil presses the control button 52 and the mechanical pencil can draw a picture back and forth in the guide opening 42. When the paint is black, the painting is stopped by releasing the control button 52.

To sum up, the utility model discloses only need to scribble the card pen and place in this device, can align fast scribble and write the position, press control button and can accomplish scribbling, scribble the check evenly neat, convenient and fast is suitable for popularization and application.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention.

Claims

1. The utility model provides a full-automatic card pen device of scribbling which characterized in that: the device comprises a shell, a fastening block for clamping a card coating pen, a driving mechanism for driving the fastening block to reciprocate, a nose tip guide cover for positioning the card coating position and a control system; the fastening block, the driving mechanism and the control system are arranged in the shell, and the nose tip guide cover is arranged at the bottom of the shell; the fastening block is movably connected with the driving mechanism, and the bottom end of the fastening block is in sliding connection with the nose tip guide cover; the driving mechanism is electrically connected with the control system;

the driving mechanism comprises a micro motor, a coupling, a lengthening shaft, a first eccentric wheel and a second eccentric wheel; the micro motor is electrically connected with the control system and is fixed on the shell; the shaft end of the micro motor and the upper end of the lengthened shaft are respectively connected with the two ends of the coupler, and the lower end of the lengthened shaft is fixedly connected with the first eccentric wheel; one end of the second eccentric wheel is movably connected with the first eccentric wheel, and the other end of the second eccentric wheel is movably connected with the fastening block.

2. The full-automatic card-coating pen device according to claim 1, characterized in that: the device also comprises a connecting pressing block; the connecting pressing block is arranged in the middle of the shell; one side of the connecting pressing block is provided with a first through hole for the lengthened shaft to pass through, and the other side of the connecting pressing block is provided with a first groove for preventing the card coating pen from interfering.

3. The full-automatic card-coating pen device according to claim 2, characterized in that: the driving mechanism further comprises a first bearing, an outer ring of the first bearing is fixed on the first through hole, and an inner ring of the first bearing is fixed on an output shaft of the micro motor.

4. The full-automatic card-coating pen device according to claim 2, characterized in that: the bottom surface of the fastening block is provided with a sliding block which is in sliding connection with the nose tip guide cover, and the top surface of the fastening block is provided with a plurality of ball plungers which slide with the connecting pressing block; a spring component is arranged inside the ball plunger; a second through hole for accommodating a card coating pen is formed in one side of the fastening block, and a plurality of small holes with internal threads are formed in the side edge of the second through hole; a plurality of jackscrews are arranged in the small holes; the other side of the fastening block is provided with a second groove for preventing the fastening block from interfering with the lengthened shaft; the positions of the second through hole and the second groove respectively correspond to the first groove and the first through hole; the fastening block is provided with a movable cavity used for accommodating the first eccentric wheel and the second eccentric wheel along the horizontal direction; the movable cavity is communicated with the second groove; and the movable cavity is provided with a boss movably connected with the second eccentric wheel.

5. The full-automatic card-coating pen device according to claim 4, characterized in that: the drive mechanism further comprises a second bearing; the outer ring of the second bearing is tangent to the second groove in a rolling manner, and the inner ring of the second bearing is fixed on the lengthened shaft.

6. The full-automatic card-coating pen device according to claim 1, characterized in that: the control system comprises a storage battery and a control button; the storage battery is electrically connected with the micro motor, and the control button is used for controlling the on-off of the current between the storage battery and the micro motor; the control button is arranged on the shell.

7. The full-automatic card-coating pen device according to claim 6, characterized in that: the control button is a normally open inching button.

8. The full-automatic card-coating pen device according to claim 4, characterized in that: the upper end of the nose tip guide cover is provided with a sliding chute matched with the fastening block sliding block, and the lower end of the nose tip guide cover is provided with a guide port matched with the pen point; and a guide bulge is arranged on one side of the guide opening.

9. The full-automatic card-coating pen device according to claim 1, characterized in that: the nose tip guide cover is made of transparent materials.

10. The full-automatic card-coating pen device according to claim 2, characterized in that: the shell comprises a rear cover, an upper cover and a lower cover; the upper end of the upper cover is connected with the rear cover, and the lower end of the upper cover is connected with the upper end of the connecting pressing block; the upper end of the lower cover is connected with the lower end of the connecting pressing block, and the lower end of the lower cover is connected with the nose tip guide cover.