CN209888371U

CN209888371U - Equipment for silk-screen printing of triangular prism

Info

Publication number: CN209888371U
Application number: CN201920462765.5U
Authority: CN
Inventors: 孙会东; 吴繁
Original assignee: Kelxun Intelligent Technology Shenzhen Co Ltd
Current assignee: Kelxun Intelligent Technology Shenzhen Co Ltd
Priority date: 2019-04-08
Filing date: 2019-04-08
Publication date: 2020-01-03
Anticipated expiration: 2029-04-08

Abstract

The utility model discloses a device for silk-screen printing of triangular prisms, which comprises a feeding and discharging device, a material pushing device, a material plate transferring device and a silk-screen printing device, wherein the material plate transferring device is arranged on the back of the feeding and discharging device and the material pushing device, and the silk-screen printing device is positioned on the left side of the material plate transferring device; the device is characterized by further comprising a triangular prism adjusting mechanism arranged behind the material plate conveying device, wherein the triangular prism adjusting mechanism is composed of a discharging CCD positioning device, a silk-screen module, a silk-screen rotating device and a taking and placing device. The utility model discloses can get the in-process automatic identification triangle-shaped prism of material and blowing, adjust the best state with the triangle-shaped prism automatically, realize the autogiration of triangle-shaped prism, automatic silk screen printing and get automatically and put and receive the material operation automatically, improve the degree of automation and the production efficiency of this silk screen printing equipment, improve the yields after the triangle-shaped prism silk screen printing simultaneously.

Description

Equipment for silk-screen printing of triangular prism

Technical Field

The utility model relates to a cell-phone camera technical field specifically is an equipment that is used for triangle-shaped prism silk screen printing.

Background

Silk screen printing is short for silk screen printing, silk fabric, synthetic fiber fabric or metal screen is stretched on a screen frame, a screen printing plate is manufactured by adopting a manual paint film engraving method or a photochemical plate making method, silk screen printing equipment is required to be used in the field of mobile phone cameras, most mobile phone cameras are in a triangular prism type at present, and therefore the triangular prism silk screen printing equipment is required to be used when the mobile phone cameras are used for silk screen printing.

However, most of the existing triangular prism silk-screen printing equipment adopts manual operation in the triangular prism silk-screen printing process, the manual operation mode has the defects of low silk-screen printing efficiency and high operation difficulty, so that the labor cost is high, and meanwhile, the reject ratio of a silk-screen obtained product is high, so that the triangular prism silk-screen printing equipment is not favorable for popularization and application.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a simple structure, reasonable in design convenient to use's an equipment for triangle-shaped prism silk screen printing to solve the manual work mode silk screen printing inefficiency that proposes in the above-mentioned background art, the operation degree of difficulty is big, and the cost of labor is high, the high problem of silk screen printing product defective rate.

In order to achieve the above object, the utility model provides a following technical scheme:

a device for silk-screen printing of triangular prisms comprises a feeding and discharging device, a material pushing device, a material plate transferring device and a silk-screen printing device, wherein the material plate transferring device is arranged on the back sides of the feeding and discharging device and the material pushing device; the device also comprises a triangular prism adjusting mechanism arranged behind the flitch conveying device, wherein the triangular prism adjusting mechanism consists of a discharging CCD positioning device, a silk-screen module, a silk-screen rotating device and a taking and placing device; the silk screen printing module and the silk screen printing rotating device are installed on the left side of the material plate conveying device, the discharging CCD positioning device is installed on the back of the silk screen printing module and the silk screen printing rotating device, the silk screen printing device is installed right above the silk screen printing module and the silk screen printing rotating device, and the taking and placing device is installed right above the material plate conveying device.

Preferably, the flitch transfer device is composed of a stepping motor, a flitch jig, a material pushing bracket and a supporting structure; the feeding CCD positioning device comprises a support plate in an L-shaped structure, a camera vertically and fixedly connected to the right side of the vertical section of the support plate, a first annular light source connected to the upper part of the camera, and a parallel surface light source fixedly connected to the upper part of the camera and positioned on the right side of the first annular light source; the silk screen printing module and the silk screen printing rotating device comprise a module X shaft, a module Y shaft, a first servo motor, a first ball screw, a rotating platform, a silk screen printing jig and a support structure, the silk screen printing rotating device is installed on the module Y shaft and is perpendicular to the module Y shaft, and the module Y shaft is connected with the silk screen printing device.

Preferably, the taking and placing device comprises a second servo motor, a second ball screw, a base, a vacuum suction head, a material taking CCD positioning device, a sliding platform and a second annular light source, and the Y axis of the module is arranged on the base.

Preferably, flitch transfer device still includes reflection optic fibre and die clamping cylinder, and reflection optic fibre sets up in flitch bearing structure's both sides and is used for responding to the flitch tool and has or not, and die clamping cylinder is used for fixing the flitch tool.

Preferably, flitch transfer device still includes belt transport mechanism, aircraft nose die clamping cylinder and aircraft nose and pushes away the material cylinder, and belt transport mechanism fixed connection is on step motor's output shaft, and belt transport mechanism includes belt and belt pulley, and the belt pulley is fixed on step motor's output shaft, and the belt is installed on the belt pulley, and aircraft nose die clamping cylinder and aircraft nose push away the material cylinder and all set up on the belt.

Preferably, the camera comprises a lens barrel flush with the vertical section of the support plate and a lens fixed above the lens barrel; the long slotted hole has been seted up at the vertical section middle part of backup pad, and the left side of lens cone is fixed with the bolt, and the double-screw bolt one end of bolt extends the long slotted hole left side position threaded connection and has the nut.

Preferably, the silk screen printing module still includes slide mechanism, first shaft coupling and vacuum meter with silk screen printing rotary device, and first servo motor's output shaft links to each other through first shaft coupling and first ball screw transmission, and the silk screen printing tool links to each other with first servo motor, and slide mechanism includes slide rail and the slider of sliding connection on the slide rail, and the vacuum meter is installed on the supporting structure who is close to rotary platform right side module Y axle.

Preferably, the taking and placing device further comprises a second coupler, an output shaft of the second servo motor is in transmission connection with a second ball screw through the second coupler, and the second ball screw comprises a ball screw X shaft and a ball screw Y shaft.

Preferably, get material CCD positioner and include CCD camera lens, annular light source and support, the support is fixed on ball screw X axle, and CCD camera lens and annular light source set up on the support, get material CCD positioner and fix on sliding platform.

Preferably, two groups of cylinders are arranged at the bottom of the vacuum suction head, and each group of cylinders drives the vacuum suction head to move up and down.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model improves the conveying mode of the triangular prism inside the screen printing device by the arranged triangular prism adjusting mechanism, can automatically identify the triangular prism in the process of material taking and material placing by utilizing the material taking CCD positioning device and the material placing CCD positioning device, automatically adjust the triangular prism to the optimal state, realizes the automatic material taking and material placing operation of the triangular prism, has simple operation, and ensures that the material taking CCD positioning device and the material placing CCD positioning device are matched with the flitch pushing device, the screen printing module, the screen printing rotating device, the screen printing device and the taking and placing device for use, rapidly realizes the automatic rotation, the automatic screen printing, the automatic taking and placing and the automatic material receiving operation of the triangular prism, thereby improving the automation degree and the production efficiency of the screen printing device, reducing the operation difficulty of the screen printing device and reducing the cost of manual operation, meanwhile, the yield of the triangular prism after silk-screen printing is improved, and the popularization and the use of the triangular prism silk-screen printing equipment are facilitated.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, and in the drawings:

FIG. 1 is a perspective view of the overall structure of the present invention;

FIG. 2 is a perspective view of the discharge CCD positioning device of the present invention;

FIG. 3 is a perspective view of the screen printing module and the screen printing rotating device of the present invention;

fig. 4 is a structural perspective view of the material plate transfer device of the present invention;

fig. 5 is a perspective view of the taking and placing device of the present invention.

In the figure: the device comprises a feeding and discharging device and a material pushing device 1, a feeding CCD positioning device 2, a camera 201, a first annular light source 202, a parallel surface light source 203, a support plate 204, a silk-screen module and a silk-screen rotating device 3, a first servo motor 301, a sliding mechanism 302, a first coupler 303, a first ball screw 304, a 305 rotating platform, a silk-screen jig 306, a vacuum gauge 307, a 4-plate transferring device, a 401 stepping motor, a 402 belt conveying mechanism, a 403 reflective optical fiber, a 404 clamping cylinder, a 405-plate jig, a 406 material pushing support, a 5 silk-screen device, a 6 taking and placing device, a 601 second servo motor, a 602 second coupler, a 603 second ball screw, a 604 base, a 605 vacuum suction head, a 606-taking CCD positioning device, a 607 sliding platform and a 608 second annular light source.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, an apparatus for screen printing triangular prisms includes a feeding and discharging device and a material pushing device 1, a material plate transferring device 4 installed on the back of the feeding and discharging device and the material pushing device 1, and a screen printing device 5 located on the left side of the material plate transferring device 4; the device also comprises a triangular prism adjusting mechanism arranged behind the material plate conveying device 4, wherein the triangular prism adjusting mechanism consists of a discharging CCD positioning device 2, a silk-screen module, a silk-screen rotating device 3 and a taking and placing device 6; the silk screen printing module and the silk screen printing rotary device 3 are installed on the left side of the material plate conveying device 4, the discharging CCD positioning device 2 is installed on the back of the silk screen printing module and the silk screen printing rotary device 3, the silk screen printing device 5 is installed right above the silk screen printing module and the silk screen printing rotary device 3, and the taking and placing device 6 is installed right above the material plate conveying device 4.

The flitch transfer device 4 is composed of a stepping motor 401, a flitch jig 405, a material pushing bracket 406 and a support structure; flitch transfer device 4 still includes reflective fiber 403 and die clamping cylinder 404, reflective fiber 403 sets up in flitch bearing structure's both sides and is used for responding to flitch tool 405 the existence or not, die clamping cylinder 404 is used for fixing flitch tool 405, flitch transfer device 4 still includes belt transport mechanism 402, aircraft nose die clamping cylinder and aircraft nose push away the material cylinder, belt transport mechanism 402 fixed connection is on step motor 401's output shaft, belt transport mechanism 402 includes belt and belt pulley, the belt pulley is fixed on step motor 401's output shaft, the belt is installed on the belt pulley, aircraft nose die clamping cylinder and aircraft nose push away the material cylinder and all set up on the belt.

It should be noted that, the machine head clamping cylinder and the machine head material pushing cylinder are respectively installed on the material pushing bracket 406, the machine head clamping cylinder includes an upper machine head cylinder and a lower machine head cylinder vertically opposite to the upper machine head cylinder, and the belt is provided with an upper machine head cylinder, a lower machine head cylinder and a material pushing cylinder; when the stepping motor 401 operates, the material pushing support 406 is driven to move linearly under the transmission action of the belt conveying mechanism 402, and the clamping cylinder 404 plays a role in fixing the flitch jig 405 in the use process of the screen printing equipment, so that the flitch jig 405 is prevented from being unstable when the screen printing equipment works.

The emptying CCD positioning device 2 comprises a support plate 204 in an L-shaped structure, a camera 201 vertically and fixedly connected to the right side of the vertical section of the support plate 204, a first annular light source 202 connected to the upper part of the camera 201, and a parallel surface light source 203 fixedly connected to the upper part of the camera 201 and positioned on the right side of the first annular light source 202; the camera 201 comprises a lens barrel which is flush with the vertical section of the supporting plate 204 and a lens fixed above the lens barrel; a long slotted hole is formed in the middle of the vertical section of the supporting plate 204, a bolt is fixed on the left side of the lens barrel, and a nut is connected to the position, on the left side of the long slotted hole, extending out of one end of a stud of the bolt through threads; it should be noted that, by the cooperation of the bolt and the slotted hole, the use height of the whole camera 201 can be adjusted; when the height of the camera 201 is adjusted, the position of the stud of the bolt in the elongated slot is moved, the nut is rotated, and the stud is tightly fixed on the support plate 204 by the nut, so that the purpose of adjusting the height of the camera 201 is achieved.

The silk-screen module and silk-screen rotating device 3 comprises a module X-axis, a module Y-axis, a first servo motor 301, a first ball screw 304, a rotating platform 305, a silk-screen jig 306 and a support structure, the silk-screen rotating device is arranged on the module Y-axis and is vertical to the module Y-axis, and the module Y-axis is connected with the silk-screen device 5; the silk-screen module and silk-screen rotating device 3 further comprises a sliding mechanism 302, a first coupler 303 and a vacuum meter 307, an output shaft of the first servo motor 301 is in transmission connection with the first ball screw 304 through the first coupler 303, the silk-screen jig 306 is connected with the first servo motor 301, the sliding mechanism 302 comprises a sliding rail and a sliding block which is in sliding connection with the sliding rail, and the vacuum meter 307 is installed on a support structure close to the Y axis of the module on the right side of the rotating platform 305; it should be noted that, when the first servo motor 301 is in operation, the first ball screw 304 is driven to operate through the transmission of the first coupling 303, and in the operation process of the first ball screw 304, the module X axis and the module Y axis of the screen printing module are driven to make linear motion; the rotating platform 305 is used for adjusting the rotating angle of the whole rotating screen printing device, so that the screen printing jig 306 rotates to a required working angle, and the screen printing surface of the triangular prism to be subjected to screen printing is adjusted, and in the process, the vacuum meter 307 can reflect the air pressure of the whole screen printing device and the stable condition of the air pressure; the rotary platform 305 is arranged to turn over the triangular prism to be screen printed, and then screen printing is performed.

The pick-and-place device 6 comprises a second servo motor 601, a second ball screw 603, a base 604, a vacuum suction head 605, a pick-up CCD positioning device 606, a sliding platform 607 and a second annular light source 608, and the Y axis of the module is arranged on the base 604; the taking and placing device 6 further comprises a second coupling 602, an output shaft of the second servo motor 601 is in transmission connection with a second ball screw 603 through the second coupling 602, and the second ball screw 603 comprises a ball screw X shaft and a ball screw Y shaft; the material taking CCD positioning device 606 comprises a CCD lens, an annular light source and a bracket, the bracket is fixed on the X axis of the ball screw, the CCD lens and the annular light source are arranged on the bracket, and the material taking CCD positioning device 606 is fixed on the sliding platform 607; two sets of cylinders are provided at the bottom of the vacuum nozzle 605, and each set of cylinders drives the vacuum nozzle 605 to move up and down.

It should be noted that the second servo motor 601 drives the module Y axis to move linearly when operating, the module Y axis is disposed on the base 604, the module X axis is disposed on the module Y axis, and when two cylinders at the bottom of the vacuum suction head 605 operate, the vacuum suction head 605 can be driven to move up and down; the base 604 is arranged on an equipment support plate of the silk-screen printing equipment, the module Z axis is arranged right above the module X axis, and the radius axis of the vacuum suction head 605 is fixed on the module Z axis; the support of the material taking CCD positioning device 606 and the support of the material placing CCD positioning device 2 are both arranged on an equipment support plate of the screen printing equipment, the supports are fixed on the X axis of the module and move along with the X axis of the module, the first annular light source 202 and the second annular light source 608 are both arranged on the supports, and the parallel surface light source 203 is inversely arranged on the equipment support plate.

The utility model can utilize the material taking CCD positioning device 606 and the material placing CCD positioning device 2, the triangular prism is automatically identified in the material taking and discharging process, the triangular prism is automatically adjusted to the optimal state, the automatic material taking and discharging operation of the triangular prism is realized, the operation is simple, and the material taking CCD positioning device 606 and the material placing CCD positioning device 2 are matched with the flitch pushing device 4, the silk screen module, the silk screen rotating device 3, the silk screen device 5 and the taking and placing device 6 for use, so that the automatic rotation, the automatic silk screen, the automatic taking and placing and the automatic material receiving operation of the triangular prism are rapidly realized, thereby improving the automation degree and the production efficiency of the silk-screen device, reducing the operation difficulty of the silk-screen device, reducing the cost of manual operation, meanwhile, the yield of the triangular prism after silk-screen printing is improved, and the popularization and the use of the triangular prism silk-screen printing equipment are facilitated.

Wherein, the automatic rotation realizes the principle; the triangular prism is identified through the discharging CCD positioning device 2 and is matched with the rotating platform 305 after the identification is finished, so that the triangular prism can automatically rotate; the automatic silk-screen printing principle is as follows: after the triangular prism automatically rotates, the triangular prism rotates to a silk-screen surface needing silk-screen printing, and automatic silk-screen printing is realized after the triangular prism is matched with a silk-screen device 5; the automatic pick-and-place realization principle is as follows: automatic picking and placing are realized by the mutual cooperation of the recognition technology of the material taking CCD positioning device 606 and the material placing CCD positioning device 2 and the picking and placing device 6; the automatic material receiving principle is as follows: the triangular prism is rapidly identified through the material taking CCD positioning device 606 and the material placing CCD positioning device 2, the triangular prism is adjusted to the optimal state and then silk-screened, after silk-screening is completed, a product after silk-screening is identified, and after silk-screening, the triangular prism is transmitted through the material plate conveying device 4, so that automatic material receiving is realized.

The utility model discloses a theory of operation does: placing the triangular prism to be processed in a feeding and discharging device and a material pushing device 1, placing the triangular prism on a material plate through the feeding and discharging device and the material pushing device 1, a material plate transferring device, a material taking CCD positioning device 606, a material placing CCD positioning device 2, a silk-screen module and silk-screen rotating device 3 and a silk-screen device 5, and finally, placing the triangular prism after silk-screen processing on the material plate through a taking and placing device 6, and then receiving the material; the material taking CCD positioning device 606 and the material placing CCD positioning device both utilize CCD positioning identification technology, the material taking CCD positioning device 606 identifies a triangular prism placed in the screen printing equipment, the material placing CCD positioning device identifies the triangular prism and adjusts the triangular prism to an optimal state, the screen printing module and the screen printing rotating device 3 rotate and adjust the triangular prism to a screen printing surface of the triangular prism to be subjected to screen printing through the rotating platform 305, and the screen printing device 5 performs screen printing on the adjusted triangular prism.

The CCD positioning and identifying technology mentioned in the present invention is a technology known in the market, and the structure principle thereof is a known technology, and therefore, the detailed description thereof is omitted.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A device for silk-screen printing of triangular prisms comprises a feeding and discharging device and a material pushing device (1), a material plate transferring device (4) arranged on the back of the feeding and discharging device and the material pushing device (1), and a silk-screen printing device (5) positioned on the left side of the material plate transferring device (4); the method is characterized in that: the device is characterized by also comprising a triangular prism adjusting mechanism arranged behind the flitch conveying device (4), wherein the triangular prism adjusting mechanism is composed of a discharging CCD positioning device (2), a silk-screen module, a silk-screen rotating device (3) and a taking and placing device (6); the silk screen printing module and the silk screen printing rotating device (3) are installed on the left side of the material plate conveying device (4), the discharging CCD positioning device (2) is installed on the back of the silk screen printing module and the silk screen printing rotating device (3), the silk screen printing device (5) is installed right above the silk screen printing module and the silk screen printing rotating device (3), and the taking and placing device (6) is installed right above the material plate conveying device (4).

2. The equipment for screen printing of triangular prisms according to claim 1, wherein the flitch transfer device (4) is composed of a stepping motor (401), a flitch jig (405), a material pushing bracket (406), and a support structure; the feeding CCD positioning device (2) comprises a support plate (204) in an L-shaped structure, a camera (201) vertically and fixedly connected to the right side of the vertical section of the support plate (204), a first annular light source (202) connected to the upper portion of the camera (201), and a parallel surface light source (203) fixedly connected to the upper portion of the camera (201) and located on the right side of the first annular light source (202); the silk screen printing module and the silk screen printing rotating device (3) comprise a module X shaft, a module Y shaft, a first servo motor (301), a first ball screw (304), a rotating platform (305), a silk screen printing jig (306) and a support structure, the silk screen printing rotating device is installed on the module Y shaft and is perpendicular to the module Y shaft, and the module Y shaft is connected with the silk screen printing device (5).

3. The apparatus for screen printing of triangular prisms according to claim 1, wherein the pick-and-place device (6) comprises a second servo motor (601), a second ball screw (603), a base (604), a vacuum suction head (605), a pick-up CCD positioning device (606), a sliding platform (607) and a second ring light source (608), and the module Y axis is arranged on the base (604).

4. The equipment for silk-screen printing of triangular prisms according to claim 2, wherein the flitch transfer device (4) further comprises reflective optical fibers (403) and clamping cylinders (404), the reflective optical fibers (403) are arranged on two sides of the flitch supporting structure and used for sensing the existence of the flitch jigs (405), and the clamping cylinders (404) are used for fixing the flitch jigs (405).

5. The equipment for screen printing of the triangular prisms according to claim 2, wherein the material plate transfer device (4) further comprises a belt transmission mechanism (402), a machine head clamping cylinder and a machine head material pushing cylinder, the belt transmission mechanism (402) is fixedly connected to an output shaft of the stepping motor (401), the belt transmission mechanism (402) comprises a belt and a belt pulley, the belt pulley is fixed to the output shaft of the stepping motor (401), the belt is installed on the belt pulley, and the machine head clamping cylinder and the machine head material pushing cylinder are both arranged on the belt.

6. The apparatus according to claim 2, wherein the camera (201) comprises a lens barrel flush with the vertical section of the support plate (204), and a lens fixed above the lens barrel; a long slotted hole is formed in the middle of the vertical section of the supporting plate (204), a bolt is fixed on the left side of the lens barrel, and a nut is connected to the position, on the left side of the long slotted hole, extending out of one end of a stud of the bolt through threads.

7. The equipment for silk screen printing of the triangular prisms according to claim 2, wherein the silk screen printing module and the silk screen printing rotating device (3) further comprise a sliding mechanism (302), a first coupler (303) and a vacuum meter (307), an output shaft of the first servo motor (301) is in transmission connection with the first ball screw (304) through the first coupler (303), the silk screen printing jig (306) is connected with the first servo motor (301), the sliding mechanism (302) comprises a sliding rail and a sliding block in sliding connection with the sliding rail, and the vacuum meter (307) is installed on a support structure close to a Y axis of the module on the right side of the rotating platform (305).

8. The apparatus for triangular prism silkscreen according to claim 3, wherein the pick-and-place device (6) further comprises a second coupling (602), an output shaft of the second servo motor (601) is in transmission connection with a second ball screw (603) through the second coupling (602), and the second ball screw (603) comprises a ball screw X-axis and a ball screw Y-axis.

9. The equipment for silk screen printing of triangular prisms according to claim 3, wherein the material taking CCD positioning device (606) comprises a CCD lens, a ring-shaped light source and a bracket, the bracket is fixed on the X-axis of the ball screw, the CCD lens and the ring-shaped light source are arranged on the bracket, and the material taking CCD positioning device (606) is fixed on the sliding platform (607).

10. The apparatus for screen printing of triangular prisms according to claim 3, wherein the bottom of said vacuum suction head (605) is provided with two sets of cylinders, each set of cylinders driving the vacuum suction head (605) to move up and down.