CN210553592U

CN210553592U - Product positioning device for pad printing machine

Info

Publication number: CN210553592U
Application number: CN201921048672.4U
Authority: CN
Inventors: 梅翔; 步全福; 杭加顺
Original assignee: Zhuoyan Precision Industry Suzhou Co ltd
Current assignee: Zhuoyan Precision Industry Suzhou Co ltd
Priority date: 2019-07-05
Filing date: 2019-07-05
Publication date: 2020-05-19
Anticipated expiration: 2029-07-05

Abstract

The utility model discloses a product positioning device for pad printing machine, including the positioning seat of rigid coupling on the product platform, the upper end of positioning seat is equipped with the gluey post of location that matches with the product, one side of gluey post of location is equipped with and leans on the micro-gap switch in product bottom, and the opposite side is equipped with the centre gripping subassembly that is used for pressing from both sides tight product. The positioning seat is further provided with a driving assembly used for driving the positioning rubber column to move up and down, the driving assembly comprises a through groove formed downwards along the upper end of the positioning seat, a limiting sliding groove is formed inwards in the side wall of the through groove, a lifting block capable of moving up and down is arranged in the limiting sliding groove, the upper end of the lifting block is fixedly connected with the positioning rubber column, and the lower end of the lifting block is provided with a stand column extending out of the through groove. The utility model discloses a to the quick location of product, guaranteed the uniformity of product printing height, and then improved the printing quality of product.

Description

Product positioning device for pad printing machine

Technical Field

The utility model relates to a bat printing machine field especially relates to a product positioner for bat printing machine.

Background

The pad printing machine is a kind of printing equipment, it is applicable to the fields of plastic cement, toy, glass, metal, ceramic and electronic, etc.. The pad printing is an indirect concave rubber head printing technology, and ink on an etching plate is dipped on the surface of a pad printing head by a curved surface pad printing head made of silicon rubber material and then is pressed on the surface of a product, so that the ink can be printed on the product. As shown in fig. 1, the conventional pad printing machine mainly includes a working frame 1', a product platform 2', an offset printing device, an ink supplying and scraping device, and a control system, wherein a pad printing fixture 3' for placing a product is disposed on the product platform. When a product is printed, the positioning jig 3' is firstly installed on the product platform 2', then the product is sleeved on the positioning rubber column of the pad printing jig 3', then the pad printing machine is started, ink is sprayed on the etching plate 4' through the ink supply and scraping device, then the ink is sucked away through the printing rubber head 5' of the rubber head printing device, and the ink is printed on the product. Because the surface of the positioning rubber column is made of elastic materials, the position of the product pressed on the positioning rubber column is difficult to fix and unify, and then the printing height on the surface of the product is different, and the printing quality is influenced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model aims to provide a product positioning device for pad printing machine has realized the quick location to the product, has guaranteed the uniformity of product printing height, and then has improved the printing quality of product.

In order to achieve the above purpose, the utility model discloses a technical scheme is: the product clamping device comprises a positioning seat fixedly connected to a product platform, wherein a positioning rubber column matched with a product is arranged at the upper end of the positioning seat, a micro switch capable of being abutted against the bottom of the product is arranged on one side of the positioning rubber column, and a clamping assembly used for clamping the product is arranged on the other side of the positioning rubber column. The positioning seat is further provided with a driving assembly used for driving the positioning rubber column to move up and down, the driving assembly comprises a through groove formed downwards along the upper end of the positioning seat, a limiting sliding groove is formed inwards in the side wall of the through groove, a lifting block capable of moving up and down is arranged in the limiting sliding groove, the upper end of the lifting block is fixedly connected with the positioning rubber column, and the lower end of the lifting block is provided with a stand column extending out of the through groove.

When the positioning rubber column clamping device works, the upright column is pressed upwards, a product is pressed on the positioning rubber column, the upright column is pulled downwards, the lifting block moves downwards along with the upright column and drives the positioning rubber column to move downwards, the product on the positioning rubber column moves downwards along with the upright column until the bottom of the product is pressed against the microswitch and triggers the microswitch, the product is positioned in the height direction at the moment, the driving assembly is started to clamp the product, the product is kept at the height at the moment, and further the change of the height of the product caused by the fact that the product and the positioning rubber column are not pressed in place or the positioning rubber column rebounds is avoided.

Further, the upright post positioned in the sliding groove is sleeved with a return spring, one end of the return spring is fixedly connected with the lifting block, and the other end of the return spring is abutted against the bottom of the sliding groove. The automatic reset of the lifting block is realized through the reset spring.

Further, the lower end of the upright post is provided with a hand-pulling part which forms an inverted T-shaped structure with the upright post, and two sides of the hand-pulling part are provided with finger grooves convenient for holding. The upright post can be conveniently pulled through the arrangement of the hand-pulling part and the finger-shaped groove, and then the lifting block is driven to move downwards.

Further, the clamping assembly comprises a cylinder fixedly connected to the positioning seat, and the cylinder comprises a piston rod capable of extending towards the positioning rubber column. And a pneumatic clamping jaw for clamping a product is fixedly connected to the first piston rod. When a product is pressed on the microswitch, the first air cylinder drives the pneumatic clamping jaw to move towards the product direction, and then the pneumatic clamping jaw clamps the product to inhibit the movement of the product.

The pneumatic clamping jaw comprises a clamping cylinder fixedly connected with the first piston rod, a supporting plate is arranged on one side of the clamping cylinder, and a profiling clamping arm which is oppositely arranged and matched with a clamped product is arranged on the supporting plate; and an elastic buffer layer is arranged on the inner side of the copying clamping arm. The product is matched and clamped through the profiling clamping arms, and the product is prevented from being scratched through the elastic buffer layer.

Further, the positioning seat is further provided with a limiting slide rail arranged along the moving direction of the clamping cylinder, and the lower end of the clamping cylinder is fixedly connected with a limiting slide block capable of sliding along the limiting slide rail.

Further, the microswitch comprises a shell fixedly connected to the positioning seat, and the upper end of the shell is flush with the upper end of the positioning seat; a button extending out of the upper end of the shell is arranged in the shell and can abut against the bottom of a product.

The beneficial effects of the utility model reside in that: the positioning of the bottom of the product is realized through the microswitch which can abut against the bottom of the product, so that the position of the product in the height direction is limited; the product can be clamped through the clamping assembly, so that the product can be kept at the same height; the drive assembly can drive the positioning rubber column to move downwards, so as to drive the product sleeved on the positioning rubber column to move downwards, and the bottom of the product can be pressed on the microswitch until the microswitch is triggered. The utility model discloses a to the quick location of product, guaranteed the uniformity of product printing height, and then improved the printing quality of product.

Drawings

FIG. 1 is a schematic diagram of a pad printing machine of the background art;

fig. 2 is a front view of an embodiment of the present invention;

fig. 3 is a top view of an embodiment of the present invention.

In the figure:

1' -a working frame; 2' -a product platform; 3' -positioning a jig; 4' -etching the plate; 5' -printing rubber head; 2-positioning seat; 11-positioning the glue column; 12-a limiting slide rail; 2-a microswitch; 21-a housing; 22-a button; 3-a clamping assembly; 31-cylinder number one; 32-a clamping cylinder; 33-a support plate; 34-a profiling clamping arm; 41-through groove; 42-a limit chute; 43-a lifting block; 44-upright post; 441-hand pulling part; 45-return spring.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Examples

Referring to fig. 2 and 3, the utility model discloses a including positioning seat 1 of rigid coupling on the product platform, the upper end of positioning seat 1 is equipped with the gluey post of location 11 that matches with the product, one side of gluey post of location 11 is equipped with and leans on micro-gap switch 2 in the product bottom, and the opposite side is equipped with the centre gripping subassembly 3 that is used for pressing from both sides tight product. And the positioning seat 1 is also provided with a driving assembly for driving the positioning rubber column 11 to move up and down.

The driving assembly comprises a through groove 41 which is formed downwards along the upper end of the positioning seat 1, a limiting sliding groove 42 is formed inwards on the side wall of the through groove 41, a lifting block 43 which can move up and down is arranged in the limiting sliding groove 42, the upper end of the lifting block 43 is fixedly connected with the positioning rubber column 11, and the lower end of the lifting block is provided with a stand column 44 which extends out of the through groove 41. The upright post 44 positioned in the sliding groove 41 is sleeved with a return spring 45, one end of the return spring 45 is fixedly connected with the lifting block 43, and the other end of the return spring abuts against the bottom of the sliding groove 42. The lower end of the upright post 44 is provided with a hand-pulling part 441 which forms an inverted T-shaped structure with the upright post, and finger grooves convenient for hand holding are arranged on two sides of the hand-pulling part 441.

The hand pulling part 441 is pulled, the upright post 44 moves downwards, the lifting block 43 is driven to move downwards, the positioning rubber column 11 moves downwards along with the hand pulling part, the product is pressed against the microswitch 2, and the return spring 45 is compressed at the moment; when the hand-held part 441 is released, the return spring 45 automatically returns and drives the positioning rubber column 11 to return to the initial position.

The clamping assembly 3 comprises a cylinder 31 fixedly connected to the positioning seat 1, and the cylinder 31 comprises a piston rod capable of extending towards the positioning rubber column 11. And a pneumatic clamping jaw for clamping a product is fixedly connected to the first piston rod. The pneumatic clamping jaw comprises a clamping cylinder 32 fixedly connected with the first piston rod, a supporting plate 33 is arranged on one side of the clamping cylinder 32, and a profiling clamping arm 34 which is oppositely arranged and matched with a clamped product is arranged on the supporting plate 33; the inner side of the copying clamping arm 34 is provided with an elastic buffer layer. The positioning seat 1 is further provided with a limiting slide rail 12 arranged along the moving direction of the clamping cylinder 32, and the lower end of the clamping cylinder 2 is fixedly connected with a limiting slide block capable of sliding along the limiting slide rail 12.

Starting the first air cylinder 31, extending out the first piston rod, and pushing the clamping air cylinder 32 to slide along the limit slide rail 12 until the copying clamping arm 34 moves to a specified position; the clamp cylinder 32 is actuated and the cam clamp arms 34 cooperate to clamp the product.

The microswitch 2 comprises a shell 21 fixedly connected to the positioning seat 1, and the upper end of the shell 21 is flush with the upper end of the positioning seat 1; a button 22 extending out of the upper end of the housing 21 is arranged in the housing 21, and the button 22 can abut against the bottom of a product. It should be noted that the micro switches are all the prior art, and the specific working principle thereof is not described in detail in this embodiment. In the embodiment, only the position of the micro switch is limited in cooperation with other structures.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.

Claims

1. The utility model provides a product positioner for bat printing machine which characterized in that: the device comprises a positioning seat (1) fixedly connected on a product platform, wherein a positioning rubber column (11) matched with a product is arranged at the upper end of the positioning seat (1), a micro switch (2) capable of abutting against the bottom of the product is arranged on one side of the positioning rubber column (11), and a clamping assembly (3) used for clamping the product is arranged on the other side of the positioning rubber column; the positioning seat (1) is further provided with a driving assembly for driving the positioning rubber column (11) to move up and down, the driving assembly comprises a through groove (41) formed downwards along the upper end of the positioning seat (1), a limiting sliding groove (42) is formed inwards in the side wall of the through groove (41), a lifting block (43) capable of moving up and down is arranged in the limiting sliding groove (42), the upper end of the lifting block (43) is fixedly connected with the positioning rubber column (11), and the lower end of the lifting block is provided with a stand column (44) extending out of the through groove (41).

2. The positioning device of claim 1, wherein: the upright post (44) positioned in the limiting sliding groove (42) is sleeved with a return spring (45), one end of the return spring (45) is fixedly connected with the lifting block (43), and the other end of the return spring is abutted against the bottom of the limiting sliding groove (42).

3. The positioning device of claim 1, wherein: the lower end of the upright post (44) is provided with a hand-pulling part (441) which forms an inverted T-shaped structure with the upright post, and finger grooves convenient to hold are arranged on two sides of the hand-pulling part (441).

4. The positioning device according to any one of claims 1-3, wherein: the clamping assembly comprises a first air cylinder (31) fixedly connected to the positioning seat (1), and the first air cylinder (31) comprises a first piston rod capable of extending out towards the direction of the positioning rubber column (11); and a pneumatic clamping jaw for clamping a product is fixedly connected to the first piston rod.

5. The positioning device of claim 4, wherein: the pneumatic clamping jaw comprises a clamping cylinder (32) fixedly connected with the first piston rod, a supporting plate (33) is arranged on one side of the clamping cylinder (32), and profiling clamping arms (34) which are oppositely arranged and matched with a clamping product are arranged on the supporting plate (33); and an elastic buffer layer is arranged on the inner side of the copying clamping arm (34).

6. The positioning device of claim 5, wherein: the positioning seat (1) is further provided with a limiting slide rail (12) arranged along the moving direction of the clamping cylinder (32), and the lower end of the clamping cylinder (32) is fixedly connected with a limiting slide block capable of sliding along the limiting slide rail (12).

7. The positioning device of claim 1, wherein: the microswitch (2) comprises a shell (21) fixedly connected to the positioning seat (1), and the upper end of the shell (21) is flush with the upper end of the positioning seat (1); a button (22) extending out of the upper end of the shell (21) is arranged in the shell (21), and the button (22) can abut against the bottom of a product.