CN217944676U - Write head separating device for plotter - Google Patents

Abstract

The utility model provides a plotter writing head separator, this plotter writing head separator includes the plotter writing head, the cylinder, the writing head support, writing head support back shaft and electric putter, this writing head support and this writing head support back shaft fixed connection, this writing head support and this plotter writing head fixed connection, this electric putter goes up and down, promote this writing head support around this writing head support back shaft rotation drive this plotter writing head rise, descend, drive this plotter writing head and this cylinder separation, the contact simultaneously. This plotter write head separator does not draw for a long time after being used for the plotter to draw, separates plotter write head and cylinder, and the protection cylinder is not long-time pressurized deformation.

Description

Write head separating device for plotter

Technical Field

The utility model relates to an automatic control technology field especially involves a plotter writing head separator.

Background

6xx-2 plotter is the heat-sensitive plotter, be the main force plotter that our seismic data did not map, the plotting paper passes through between plotter write head and the cylinder, will leave the image after the circular telegram, in order to obtain clear image, make the plotting paper in close contact with plotter write head, the plotter write head presses on the cylinder with great pressure, the cylinder is made by metal cylinder outsourcing rubber materials, we find this plotter to have a defect in long-term use maintenance process, the decurrent pressure of plotter write head is great, do not draw the cylinder surface for a long time and will receive the pressure deformation, just leave the image of distortion on the drawing when drawing once more.

In the application No.: chinese patent application CN201310683548.6 relates to a print head lifting mechanism and a card printer using the same, wherein the print head lifting mechanism is used for driving a support and a print head mounted on the support to move up and down along a guide rail, and comprises: the first swinging piece is movably connected with the bracket and is used for driving the bracket to move along the guide rail; the second swinging piece is connected with the first swinging piece through an elastic element; the switching wheel comprises a first cam and a second cam which are coaxially arranged, the first cam is used for driving the first swinging piece to swing between a first position and a second position when the switching wheel rotates, and when the first swinging piece is located at the first position, the printing head is located at a lifting position; the printing head is in a depressed position when the first swinging member is in the second position, and the second cam is used for controlling the swinging amplitude of the second swinging member to adjust the acting force of the elastic element on the first swinging member when the switching wheel rotates. The printing head lifting mechanism provided by the invention can be suitable for cards with different thicknesses or widths, and has strong medium adaptability.

In the application No.: chinese patent application No. cn200810215649.X relates to a print head position detection device for controlling the position of a print head of a printer, the print head position detection device includes a sensor and a cam, a side surface of the cam is provided with detection regions with different reflectivity, an installation position of the sensor corresponds to the detection region of the side surface of the cam, and the sensor controls the position of the print head by detecting the conversion of the detection region on the cam. The sensor detects the conversion between the reflecting areas on the cam, the sensor sends a voltage change signal to control the lifting or pressing down of the printing head, and the printing head is just positioned at a set lifting position when the falling edge of the sensor arrives due to the setting of the reflectivity of the sensor or the reflecting areas; when the rising edge of the voltage of the sensor comes, the printing head is just positioned at the set pressing position, so that the printing head position detection device can accurately control the printing head to be positioned at the lifting or pressing position.

In the application No.: the chinese patent application of cn202021676210.X relates to a printhead lifting structure, which comprises a printhead, a printhead hook, a printhead rotating shaft, a cam shaft and a lifting shaft, wherein the cam is fixedly connected with the cam shaft, the cam shaft is driven by a driving unit to rotate, the lower end of the lifting shaft abuts against the upper end of the cam, one end of the printhead is connected with the printhead rotating shaft and can rotate around the axis of the printhead rotating shaft, the printhead hook is arranged at the other end of the printhead, the printhead hook is hung on the lifting shaft, and the cam can drive the lifting shaft to lift or release the printhead when rotating. The utility model discloses a printer that uses this printer head of beating to rise structure is still disclosed. Adopt this utility model discloses, can avoid damaging effectively and beat printer head, the extension beats printer head life-span, reduces the maintenance cost, is applicable to and prints the stereoplasm and thicker printing substrate.

Above prior art all with the utility model discloses there is great difference, fails to solve the technical problem that we want to solve, for this we invented a new plotter writing head separator.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a can not draw the graph plotter write head separator of time separation write head and cylinder when drawing by the plotter.

The purpose of the utility model can be realized by the following technical measures: the plotter writing head separating device comprises a plotter writing head, a roller, a writing head support shaft and an electric push rod, wherein the writing head support is fixedly connected with the writing head support shaft, the writing head support is fixedly connected with the plotter writing head, the electric push rod is lifted and lowered, the writing head support is pushed to rotate around the writing head support shaft to drive the plotter writing head to ascend and descend, and the plotter writing head is driven to be separated from and contacted with the roller.

The purpose of the utility model can be realized by the following technical measures:

this plotter writing head separator still includes hall sensor and magnet, and this magnet is installed on this electric putter lift top, corresponds and installs this hall sensor on this writing head support, and when this electric putter rose and promotes this writing head support, this hall sensor of this magnet contact triggered this hall sensor, and this plotter writing head of delay continuation promotion again separates with this cylinder.

The write head separating device of the drawing instrument further comprises an electric push rod connecting support, the electric push rod connecting support is connected to a support of the drawing instrument, and the electric push rod is installed on the electric push rod connecting support.

The upper part of the electric push rod connecting bracket is fixedly connected with a bracket of the plotter through 4 holes.

The electric push rod connecting bracket is provided with 3 electric push rods.

And 3, the bottoms of the electric push rods are fixedly connected with the bottom of the electric push rod connecting bracket and are on the same level.

The electric push rod is provided with an overcurrent protection and a limit switch.

The utility model provides a plotter writing head separator for do not draw for a long time after the plotter is drawn, separation plotter writing head and cylinder, the protection cylinder is not pressed for a long time and is out of shape.

Drawings

Fig. 1 is a drawing of a paper feeding line of a plotter according to an embodiment of the present invention;

FIG. 2 is a block diagram of an embodiment of the write head separation apparatus of the present invention;

FIG. 3 is a diagram of the separation of the write head from the roller according to an embodiment of the present invention;

FIG. 4 is a diagram of the contact of the write head with the roller according to an embodiment of the present invention;

in the drawing, 1, plotter write head, 2, cylinder, 3, write head support back shaft, 4, cylinder back shaft, 5, write head support, 6, electric putter linking bridge, 7, 3 electric putter, 8, electric putter telescopic link, 9, 4 electric putter support mounting holes, 10, hall sensor, 11, magnet.

Detailed Description

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of the stated features, steps, operations, and/or combinations thereof, unless the context clearly indicates otherwise.

As shown in figure 1, a roller is arranged below a writing head of a 6xx-2 plotter, the downward pressure of the writing head is large, the surface of the roller can be deformed by pressure when the plotter does not draw for a long time, and a distorted image is left on a drawing sheet when the plotter draws again. The design idea of the utility model is to lift up the writing head when the 6xx-2 plotter does not draw to the protection cylinder is no longer stressed.

In order to solve and beat printer head decurrent pressure great, the not mapping cylinder surface pressurized deformation's of long time problem, we have designed a plotter write head separator for do not plot for a long time after the plotter is plotted, separation plotter write head and cylinder, the protection cylinder is not the pressurized deformation for a long time. Including the plotter write head, the cylinder under the plotter write head, write head support, the cylinder back shaft, electric putter linking bridge, there is magnet at the electric putter top to correspond the write head support and have hall sensor, do not draw in the settlement time after the plotter is drawn, and electric putter promotes write head linking bridge and rises, drives the write head and rises, makes the write head leave the cylinder, and the protection cylinder is no longer deformed by pressure. When receiving the drawing order, electric putter descends, makes plotter write head and cylinder in close contact with and prepares for the drawing, installs three electric putter on the electric putter linking bridge, and thrust distributes to 3 electric putter on, electric putter has overcurrent protection and limit switch.

The following are several specific examples to which the present invention is applied.

Example 1

The utility model discloses a plotter writing head separator for separation writing head and cylinder when the plotter is not drawn, including the plotter writing head, plotter writing head support, hall sensor, writing head support pivot, electric putter top magnet, electric putter support. The support of the writing head of the plotter is fixedly connected with the support rotating shaft of the writing head support, the support of the writing head of the plotter is fixedly connected with the writing head of the plotter, and the support of the writing head of the plotter rotates around the support rotating shaft of the writing head support to drive the writing head of the plotter to ascend and descend and simultaneously drive the writing head of the plotter to be separated from and contacted with the roller.

The electric push rod goes up and down to drive the writing head to be separated from and contacted with the roller, the bottoms of the 3 electric push rods are fixedly connected with the bottom of the electric push rod support and are on the same level, and the top of the electric push rod is fixedly connected with the magnet.

The top of the electric push rod is provided with a Hall sensor corresponding to a writing head bracket of the plotter, and a magnet at the top of the electric push rod bracket rises to contact with the Hall sensor of the writing head bracket to detect the position of the writing head.

The bottom of the electric push rod support is fixedly connected with the 3 electric push rods and is on the same level, and the upper part of the electric push rod support is fixedly connected with the plotter support through 4 holes.

Example 2

In an embodiment 2 of the present invention, as shown in fig. 2, fig. 2 is a structural diagram of the write head separating device of the plotter of the present invention. This plotter write head separator includes plotter write head 1, the cylinder 2 under the plotter write head, write head support 5, plotter write head support back shaft 3, cylinder back shaft 4, electric putter 7, electric putter linking bridge 6. The electric push rod 7 is lifted to push the writing head bracket 5 to rotate around the support shaft 3 of the writing head bracket of the plotter, and the writing head 1 of the plotter is lifted. A magnet 11 is installed on 7 lift tops of electric putter, correspond hall sensor 10 of installing on the write head support 5, when 7 rises the promotion write head support 5 of electric putter, 11 contact hall sensor 10 of magnet, trigger hall sensor 10 and give the driver signal, time delay continues to promote 2 separations of the cylinder under plotter write head 1 and the plotter write head again, electric putter linking bridge 6 is fixed with 3 electric putter 7, electric putter linking bridge 6 is connected with plotter write head support 5 through 4 screws.

The writing head 1 is fixedly connected to a plotter writing head holder 5.

Plotter write head support 5 and plotter write head support back shaft 3 fixed connection.

Plotter write head support back shaft 3 is connected with the plotter outer support bearing, and this bearing is this patent part on the outer support, does not draw, and plotter write head support can be around plotter write head support back shaft 3 rotations.

The hall sensor 10 is fixed on the plotter writing head bracket corresponding to the position of the electric push rod telescopic rod 8.

The magnet is fixed at the top of the electric push rod telescopic rod 8. When the electric push rod telescopic rod 8 ascends to contact with the plotter writing head bracket 5, the Hall sensor 10 transmits a contact signal to the driver. When the electric push rod telescopic rod 8 descends and does not contact the plotter writing head bracket 5 any more, the Hall sensor 10 transmits a separation signal to the driver.

Example 3

In an embodiment 3 to which the present invention is applied, fig. 3 is a diagram showing the write head 1 separated from the drum 2, and fig. 4 is a diagram showing the write head 1 in contact with the drum 2.

The bottoms of the 3 electric push rods 7a, 7b and 7c are fixedly connected with the bottom of the electric push rod support and are on the same horizontal line. The upper 4 holes 9a, 9b, 9c and 9d of the electric push rod connecting bracket 6 are connected with the plotter bracket by screws.

The time of delay setting after the drawing of the plotter is finished does not have a drawing command, the electric push rod rises, receives a Hall sensor separation signal, continues the set short-time rising again, and separates the writing head from the roller. After receiving the drawing command, the power-driven push rod descends, and the writing head is contacted with the roller to prepare for drawing.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

In addition to the technical features described in the specification, the technology is known to those skilled in the art.

Claims (7)

1. Plotter writing head separator, a serial communication port, this plotter writing head separator includes the plotter writing head, the cylinder, the writing head support, writing head support back shaft and electric putter, this writing head support and this writing head support back shaft fixed connection, this writing head support and this plotter writing head fixed connection, this electric putter goes up and down, promote this writing head support around this writing head support back shaft rotation drive this plotter writing head rise, descend, drive this plotter writing head and this cylinder separation, the contact simultaneously.

2. The device of claim 1, wherein the device further comprises a hall sensor and a magnet, the magnet is mounted on the top of the electric push rod, the hall sensor is mounted on the corresponding writing head bracket, when the electric push rod is lifted to push the writing head bracket, the magnet contacts the hall sensor to trigger the hall sensor, and then the device is delayed to push the writing head of the plotter to separate from the roller.

3. The device for separating a writing head of a plotter according to claim 2, further comprising an electric push rod connecting bracket connected to a bracket of the plotter itself, the electric push rod connecting bracket having the electric push rod mounted thereon.

4. The write head separation device of a plotter according to claim 3, wherein the upper part of the electric push rod connection bracket is fixedly connected with the bracket of the plotter through 4 holes.

5. The plotter write head separation device according to claim 3, wherein 3 of the electric push rods are mounted on the electric push rod connection bracket.

6. The device of claim 5, wherein the bottom of 3 said electric push rods is fixed to the bottom of the electric push rod connecting bracket and is at the same level.

7. The plotter write head separation device of claim 1, wherein the power pushrod is provided with an overcurrent protection and limit switch.

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