CN214067665U

CN214067665U - CCD automatic position adjusting mechanism

Info

Publication number: CN214067665U
Application number: CN202023045649.5U
Authority: CN
Inventors: 肖国荣
Original assignee: Goal Searchers Co ltd Zhuhai
Current assignee: Goal Searchers Co ltd Zhuhai
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2021-08-27
Anticipated expiration: 2030-12-16

Abstract

The utility model discloses a CCD automatic position adjusting mechanism, which comprises a mounting frame; the X-axis moving assembly is connected with the mounting frame and comprises a first driving piece and a first sliding block, and the first driving piece can drive the first sliding block to move along the X-axis direction; the Y-axis moving assembly is connected with the first sliding block and comprises a second driving piece and a second sliding block, the second driving piece can drive the second sliding block to move along the Y-axis direction, and the second sliding block is connected with a CCD camera; the displacement sensor is installed on the mounting bracket and used for measuring the displacement of the CCD camera relative to the mounting bracket, and the displacement sensor is electrically connected with a controller which is electrically connected with the first driving piece and the second driving piece. This positioning mechanism can be fast accurately automatically regulated CCD camera's position.

Description

CCD automatic position adjusting mechanism

Technical Field

The utility model relates to a silk screen printing technical field, in particular to CCD automatic positioning mechanism.

Background

When the screen printing machine works, the screen printing plate needs to be positioned and aligned with a printing stock, the silk screen holes of the screen printing plate on the image-text part are through holes, the silk screen holes of the non-image-text part are blocked, and the scraper scrapes the screen printing plate so as to imprint the printing ink on the printing stock. The prior screen printer manually fixes a screen printing plate on a movable frame, then shoots and positions the screen printing plate by a CCD camera, the CCD camera feeds back shot position information to a controller, and then the controller controls the movable frame to accurately move, so that the screen printing plate and a printing stock are accurately positioned and aligned, and required characters or patterns are accurately printed on the printing stock. Therefore, accurate positioning of the CCD camera is of considerable importance.

However, when the existing screen printer is used for installing and fixing the CCD camera, the installation position deviation is easy to occur, and the position adjustment is difficult after the installation. At present, the CCD camera position adjusting device is mostly adjusted through manpower, wastes time and energy, and positioning accuracy is not high, thereby influencing the printing quality and efficiency of the silk screen printing machine.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a CCD automatic positioning mechanism can the position of automatically regulated CCD camera.

The CCD automatic positioning mechanism according to the embodiment of the utility model comprises a mounting frame; the X-axis moving assembly is connected with the mounting frame and comprises a first driving piece and a first sliding block, and the first driving piece can drive the first sliding block to move along the X-axis direction; the Y-axis moving assembly is connected with the first sliding block and comprises a second driving piece and a second sliding block, the second driving piece can drive the second sliding block to move along the Y-axis direction, and the second sliding block is connected with a CCD camera; the displacement sensor is installed on the mounting bracket and used for measuring the displacement of the CCD camera relative to the mounting bracket, the displacement sensor is electrically connected with a controller, and the controller is electrically connected with the first driving piece and the second driving piece.

The method has the following beneficial effects: the CCD camera of the positioning mechanism is initially positioned at an initial position, a user inputs a target position of the CCD camera, the controller can obtain a displacement required by the CCD camera to reach the target position, and the first driving piece and the second driving piece are started to respectively drive the CCD camera to move along the X-axis direction and the Y-axis direction. The displacement sensor judges the displacement of the CCD camera relative to the mounting frame and feeds the displacement back to the controller, the controller judges whether the CCD camera reaches a target position, and if the CCD camera reaches the target position specified by a user, the first driving piece and the second driving piece stop running. Therefore, the position adjusting mechanism can automatically adjust the position of the CCD camera quickly and accurately.

According to some embodiments of the utility model, install first guide on the first sliding block, first sliding block through first guide with mounting bracket sliding connection, first guide extends along the X axle direction.

According to some embodiments of the utility model, one side of mounting bracket is equipped with first regulating plate, first regulating plate downwardly extending, first waist shape hole has been seted up to the lower extreme of first regulating plate, first waist shape hole extends along the X axle direction, first waist shape is downthehole to be equipped with first fastener, first fastener with first sliding block connects, the position of first sliding block can be fixed to first fastener.

According to the utility model discloses a some embodiments, first driving piece is the motor, first driving piece transmission is connected with first lead screw, first lead screw extend along the X axle direction and rotate connect in the mounting bracket, threaded connection has first screw-nut on the first lead screw, first screw-nut through first push rod with first sliding block is connected.

According to some embodiments of the utility model, install the second guide on the second sliding block, the second sliding block pass through the second guide with first sliding block sliding connection, the second guide extends along the Y axle direction.

According to some embodiments of the utility model, one side of first sliding block is equipped with the second regulating plate, second regulating plate downwardly extending, second waist shape hole has been seted up to the lower extreme of second regulating plate, second waist shape hole extends along the Y axle direction, the downthehole second fastener that wears to be equipped with of second waist shape, the second fastener with the second sliding block is connected, the second fastener can be fixed the position of second sliding block.

According to the utility model discloses a some embodiments, the second driving piece is the motor, the output transmission of second driving piece is connected with the second lead screw, the second lead screw extend along X axle direction and rotate connect in first sliding block, threaded connection has second screw-nut on the second lead screw, second screw-nut pass through the second push rod with the second sliding block is connected.

According to the utility model discloses a some embodiments, the connecting plate is installed to the lower extreme of second sliding block, the connecting plate pass through lifting unit with the CCD camera is connected, the CCD camera can be followed vertical direction and removed.

According to the utility model discloses a some embodiments, lifting unit includes the screw rod that sets up along vertical direction, the screw rod rotationally install in on the connecting plate, be provided with the guide rail on the connecting plate, the guide rail extends along vertical direction, install the otic placode on the slider of guide rail, be provided with the screw hole on the otic placode, the screw rod with otic placode threaded connection, CCD camera fixed connection in the otic placode.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a schematic structural diagram of another view angle according to an embodiment of the present invention;

fig. 3 is a schematic view of a part of the structure of the embodiment of the present invention.

Reference numerals: the device comprises a mounting frame 1, an X-axis moving assembly 2, a first driving piece 21, a first sliding block 22, a first push rod 23, a first adjusting plate 24, a first waist-shaped hole 241, a first fastening piece 25, a Y-axis moving assembly 3, a second driving piece 31, a second sliding block 32, a second push rod 33, a second adjusting plate 34, a second waist-shaped hole 341, a second fastening piece 35, a connecting plate 36, a CCD camera 4, a displacement sensor 5, a lifting assembly 6, a screw 61, an ear plate 62, a first guide 7 and a second guide 8.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by referring to the orientation description, such as up, down, X-axis and Y-axis, is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the present number, and the terms greater than, less than, within, etc. are understood as including the present number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 and 2, according to the utility model discloses a CCD automatic positioning mechanism, including mounting bracket 1, X axle removal subassembly 2, Y axle removal subassembly 3 and displacement sensor 5.

The X-axis moving assembly 2 is connected to the mounting frame 1, the X-axis moving assembly 2 includes a first driving member 21 and a first sliding block 22, and the first driving member 21 can drive the first sliding block 22 to move along the X-axis direction. The Y-axis moving assembly 3 is connected to the first sliding block 22, the Y-axis moving assembly 3 includes a second driving member 31 and a second sliding block 32, the second driving member 31 can drive the second sliding block 32 to move along the Y-axis direction, and the second sliding block 32 is connected to the CCD camera 4. Displacement sensor 5 installs on mounting bracket 1, and displacement sensor 5 is used for measuring the displacement volume of CCD camera 4 for mounting bracket 1, and displacement sensor 5 electric connection has the controller, and first driving piece 21 of controller electric connection and second driving piece 31.

The CCD camera 4 of the positioning mechanism is initially positioned at an initial position, a user inputs a target position of the CCD camera 4, the controller can obtain the displacement required by the CCD camera 4 to reach the target position, and the first driving piece 21 and the second driving piece 31 are started to respectively drive the CCD camera to move along the X-axis direction and the Y-axis direction. The displacement sensor 5 judges the displacement of the CCD camera relative to the mounting rack 1 and feeds the displacement back to the controller, the controller judges whether the CCD camera 4 reaches a target position, and if the CCD camera 4 reaches the target position designated by a user, the first driving piece and the second driving piece stop running. Therefore, the position adjusting mechanism can automatically adjust the position of the CCD camera 4 quickly and accurately.

Referring to fig. 2 and 3, in some embodiments of the present invention, first sliding block 22 is slidably connected to mounting frame 1 through first guide 7, and first guide 7 extends along the X-axis direction. Particularly, first guide 7 fixed mounting mainly plays the effect of direction on mounting bracket 1, and first guide 7 extends along the X axle direction for first sliding block 22 can slide along the X axle direction, and simultaneously, first guide 7 also plays spacing effect to first sliding block, has avoided first sliding block to produce the displacement in the Y axle direction.

Referring to fig. 2 and 3, in some embodiments of the present invention, one side of the mounting frame 1 is provided with a first adjusting plate 24, the first adjusting plate 24 extends downward, a first waist-shaped hole 241 is provided at a lower end of the first adjusting plate 24, the first waist-shaped hole 241 extends along the X-axis direction, a first fastening member 25 is provided in the first waist-shaped hole 241, the first fastening member 25 is connected with the first sliding block 22, and the position of the first sliding block 22 can be fixed by the first fastening member 25. Specifically, the first fastener 25 is a fastening screw. The first fastening member is disposed in the first waist-shaped hole 241 and connected to the first sliding block 22, and generally, when the first sliding block 22 moves along the X-axis direction, the first fastening member 25 can be driven to move in the first waist-shaped hole 241, and at this time, the first fastening member 25 can limit the movement of the first sliding block 22 in the vertical direction. To avoid accidental sliding of the first slide block 22 when the CCD camera 4 reaches a specified position, the user may tighten the first fastener 25 so that the first slide block 22 cannot move relative to the mount 1.

Referring to fig. 1 and 3, in some embodiments of the present invention, the first driving member 21 is a motor, the output end of the first driving member 21 is connected to a first lead screw, the first lead screw extends along the X-axis direction and is rotatably connected to the mounting frame 1, a first lead screw nut is connected to the first lead screw through a first push rod 23, and the first lead screw nut is connected to the first sliding block 22 through a first push rod 23. Specifically, the first driving member 21 is connected to the first lead screw through a gear, an output end of the first driving member 21 drives the gear to rotate, the gear further drives the first lead screw to rotate, and the first lead screw nut is connected to the first sliding block 22, so that when the first lead screw rotates, the first lead screw nut can move along the X direction. It will be appreciated that the first drive member 21 may also be other power sources capable of producing linear motion, such as a pneumatic cylinder or an electric cylinder.

Referring to fig. 2, in some embodiments of the present invention, second sliding block 32 is slidably connected to first sliding block 22 via second guide 8, and second guide 8 extends along the Y-axis direction. Specifically, the second guide 8 is fixedly mounted on the first sliding block 22 and mainly plays a role of guiding, and the second guide 8 extends along the Y-axis direction so that the second sliding block 32 slides along the Y-axis. In addition, the second guide member 8 also has a limiting effect on the second sliding block 32, and prevents the second sliding block 32 from being displaced in other directions.

Referring to fig. 2, in some embodiments of the present invention, a second adjusting plate 34 is disposed on one side of the first sliding block 22, the second adjusting plate 34 extends downward, a second waist-shaped hole 341 is disposed at a lower end of the second adjusting plate 34, the second waist-shaped hole 341 extends along the Y-axis direction, a second fastening member 35 is disposed in the second waist-shaped hole 341, the second fastening member 35 is connected to the second sliding block 32, and the position of the second sliding block 32 can be fixed by the second fastening member 35. Specifically, the second fastener 35 is a fastening screw. The second fastening member 35 is disposed in the second kidney-shaped hole 341 and connected to the second sliding block 32, generally, when the second sliding block 32 moves along the Y-axis direction, the second fastening member 35 can be driven to move in the second kidney-shaped hole 341, and at this time, the second fastening member 35 can limit the movement of the second sliding block 32 in the vertical direction. To avoid the second slide block 32 from sliding accidentally when the CCD camera 4 reaches a specified position, the user may tighten the second fastener 35 so that the second slide block 32 cannot move relative to the first slide block 22.

Referring to fig. 1 and 3, in some embodiments of the present invention, the second driving member 31 is a motor, the output end of the second driving member 31 is connected to a second lead screw, the second lead screw extends along the X-axis direction and is rotatably connected to the first sliding block 22, a second lead screw nut is connected to the second lead screw through a second push rod 33, and the second lead screw nut is connected to the second sliding block 32. Specifically, the second driving member 31 is connected to the second lead screw through a gear, the output end of the second driving member 21 drives the gear to rotate, the gear further drives the second lead screw to rotate, and the second lead screw nut is connected to the second sliding block 32, so that when the second lead screw rotates, the second lead screw nut can move along the X direction. It will be appreciated that the second drive member 31 may also be other power sources capable of producing linear motion, such as a pneumatic cylinder or an electric cylinder.

Referring to fig. 1 and 2, in some embodiments of the present invention, a connecting plate 37 is installed at the lower end of the second sliding block 32, the connecting plate 37 is connected to the CCD camera 4 through the lifting assembly 6, and the CCD camera 4 can move in the vertical direction.

Further, with specific reference to fig. 1, the lifting assembly 6 includes a screw 61 disposed along the vertical direction, the screw 61 is rotatably mounted on the connecting plate 37, a guide rail is disposed on the connecting plate 37, the guide rail extends along the vertical direction, an ear plate 62 is mounted on a slider of the guide rail, a threaded hole is disposed on the ear plate 62, the screw 61 is in threaded connection with the ear plate 62, and the CCD camera 4 is fixedly connected to the ear plate 62. Wherein, the slide block fixed connection of otic placode 62 and guide rail, consequently, when screw 61 rotated, otic placode 62 can elevating movement to drive the CCD camera and go up and down.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. The utility model provides a CCD automatic positioning mechanism which characterized in that includes:

a mounting frame (1);

the X-axis moving assembly (2) is connected with the mounting rack (1), the X-axis moving assembly (2) comprises a first driving piece (21) and a first sliding block (22), and the first driving piece (21) can drive the first sliding block (22) to move along the X-axis direction;

the Y-axis moving assembly (3) is connected with the first sliding block (22), the Y-axis moving assembly (3) comprises a second driving piece (31) and a second sliding block (32), the second driving piece (31) can drive the second sliding block (32) to move along the Y-axis direction, and the second sliding block (32) is connected with a CCD camera (4);

displacement sensor (5), install in on mounting bracket (1), displacement sensor (5) are used for measuring CCD camera (4) for the displacement volume of mounting bracket (1), displacement sensor (5) electric connection has the controller, controller electric connection first driving piece (21) and second driving piece (31).

2. The CCD automatic positioning mechanism as claimed in claim 1, wherein the first sliding block (22) is provided with a first guide member (7), the first sliding block (22) is slidably connected with the mounting frame (1) through the first guide member (7), and the first guide member (7) extends along the X-axis direction.

3. The CCD automatic positioning mechanism according to claim 1, wherein a first adjusting plate (24) is arranged on one side of the mounting frame (1), the first adjusting plate (24) extends downwards, a first waist-shaped hole (241) is formed in the lower end of the first adjusting plate (24), the first waist-shaped hole (241) extends along the X-axis direction, a first fastening piece (25) penetrates through the first waist-shaped hole (241), the first fastening piece (25) is connected with the first sliding block (22), and the position of the first sliding block (22) can be fixed by the first fastening piece (25).

4. The CCD automatic positioning mechanism as claimed in claim 1, wherein the first driving member (21) is a motor, the first driving member (21) is connected with a first lead screw in a transmission manner, the first lead screw extends along the X-axis direction and is rotatably connected to the mounting frame (1), a first lead screw nut is connected to the first lead screw in a threaded manner, and the first lead screw nut is connected with the first sliding block (22) through a first push rod (23).

5. The CCD automatic positioning mechanism as claimed in claim 1, wherein the second sliding block (32) is provided with a second guiding element (8), the second sliding block (32) is connected with the first sliding block (22) in a sliding way through the second guiding element (8), and the second guiding element (8) extends along the Y-axis direction.

6. The CCD automatic position adjusting mechanism according to claim 1, wherein a second adjusting plate (34) is arranged on one side of the first sliding block (22), the second adjusting plate (34) extends downwards, a second waist-shaped hole (341) is formed in the lower end of the second adjusting plate (34), the second waist-shaped hole (341) extends along the Y-axis direction, a second fastening piece (35) penetrates through the second waist-shaped hole (341), the second fastening piece (35) is connected with the second sliding block (32), and the second fastening piece (35) can fix the position of the second sliding block (32).

7. The CCD automatic position adjusting mechanism as claimed in claim 1, wherein the second driving member (31) is a motor, the output end of the second driving member (31) is connected with a second lead screw in a transmission manner, the second lead screw extends along the X-axis direction and is connected to the first sliding block (22) in a rotating manner, a second lead screw nut is connected to the second lead screw in a threaded manner, and the second lead screw nut is connected to the second sliding block (32) through a second push rod (33).

8. The CCD automatic positioning mechanism as claimed in claim 1, wherein a connecting plate (37) is installed at the lower end of the second sliding block (32), the connecting plate (37) is connected with the CCD camera (4) through a lifting assembly (6), and the CCD camera (4) can move along the vertical direction.

9. The CCD automatic positioning mechanism according to claim 8, wherein the lifting assembly (6) comprises a screw rod (61) arranged along a vertical direction, the screw rod (61) is rotatably installed on the connecting plate (37), a guide rail is arranged on the connecting plate (37) and extends along the vertical direction, an ear plate (62) is installed on a sliding block of the guide rail, a threaded hole is arranged on the ear plate (62), the screw rod (61) is in threaded connection with the ear plate (62), and the CCD camera (4) is fixedly connected with the ear plate (62).