Screen printing machine material pulling structure

Abstract

The utility model relates to the technical field of screen printing machines, in particular to a material pulling structure of a screen printing machine, which comprises a positioning rod and a limiting connecting seat which are fixed on a workbench, a fixed shell is mounted on the positioning rod, a motor is arranged in the fixed shell, the fixed shell is rotatably connected with a storage rod in transmission connection with the motor, and the storage rod is connected with the limiting connecting seat. The material pulling structure comprises a containing rod, a rod body is installed in an inner cavity of the containing rod, a plurality of elastic pieces are installed on the peripheral side of the rod body, and the containing rod is provided with penetrating seams corresponding to the elastic pieces in number and position. The positioning assembly can enable the elastic piece to penetrate through the penetrating seam to protrude out of the peripheral face of the storage rod and can enable the elastic piece to be stored in the storage rod. The device is simpler and more convenient to use.

Description

TECHNICAL FIELD

[0001] The utility model relates to screen printing machine technical field especially relates to a screen printing machine material pulling structure. BACKGROUND

[0002] Screen printing machine is the network-based digital printing system, is the new concept in the printing field. Network printing machine mainly is through the network and gives the printing machine a series of commands and data remote transmission such as debugging, operation, maintenance, and carries out the operation and control to the printing machine.

[0003] The existing screen printing machine is driven by a motor to pull the material, but the material wound on the storage rod is difficult to remove, and the normal disassembly of the material is not convenient, and the storage rod needs to rotate, so it is usually fixed at one end, which makes the balance of the storage rod poor, and cannot be normally placed and used, which brings operation difficulty.

[0004] In order to solve the above problems, the applicant early proposed a screen printing machine material automatic pulling device (publication number) : CN214873583U, although the device can solve the above problems to a certain extent, but the operation is still too cumbersome when using, and it is still not very convenient to use. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the problem of inconvenient use of the material pulling device in the prior art, and provides a screen printing machine material pulling structure.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0007] A screen printing machine material pulling structure, comprising a positioning rod fixed on a workbench and a limiting connecting seat, a fixed shell is installed on the positioning rod, a motor is arranged in the fixed shell, a storage rod is rotatably connected with the motor, a rod body is installed in the inner cavity of the storage rod, a plurality of elastic sheets are installed on the peripheral side of the rod body, a plurality of through slits corresponding to the positions of the elastic sheets are formed in the storage rod, and the material pulling structure further comprises a positioning assembly.

[0008] The rod body and the storage rod are in sliding fit, one end of the storage rod away from the fixed shell is open, the positioning assembly comprises a thrust spring located in the inner cavity of the storage rod, the thrust spring is located between the bottom wall of the inner cavity of the storage rod and the end portion of the rod body, and the positioning assembly further comprises a pressure applying assembly capable of pushing the rod body to extrude the thrust spring.

[0009] The pressing assembly comprises a supporting rod rotatably connected with the limiting connecting seat, the receiving rod is provided with a slot at one end away from the fixed shell, the supporting rod can be inserted into the slot and push the rod body to extrude the thrust spring when the supporting rod is inserted into the slot, and the locking assembly is installed between the supporting rod and the receiving rod.

[0010] The locking assembly comprises a second pin shaft, the receiving rod is provided with a second pin hole at an end, and the supporting rod is provided with a first pin hole, and the second pin shaft can pass through the first pin hole and the second pin hole when the supporting rod is inserted into the slot.

[0011] The limiting connecting seat is rotatably connected with the supporting rod through a first pin shaft, and the first pin shaft is vertically arranged.

[0012] The elastic sheet is an outwardly convex arc-shaped metal strip, one end of the elastic sheet is fixedly connected with the rod body through a fixed part, and the other end of the elastic sheet is lapped on the outer surface of the rod body through a lapping part.

[0013] The net printing machine material pulling structure has the beneficial effects that when the device is used, the elastic sheet is first received into the receiving rod through the positioning assembly, then the material receiving cylinder is sleeved on the receiving rod, and then the elastic sheet is protruded from the outer circumferential surface of the receiving rod through the through slot again through the positioning assembly, the material receiving cylinder inner wall is tensioned through the protruded elastic sheet, and then the material pulling work can be carried out, and the device is more simple and convenient to use. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is a non-tensioning state structure schematic view of the utility model;

[0015] Fig. 2 It is a tensioning state structure schematic view of the utility model;

[0016] Fig. 3 It is a supporting rod and slot cooperation structure schematic view of the utility model.

[0017] In the drawing: positioning rod 1, fixed shell 2, limiting connecting seat 3, first pin shaft 4, supporting rod 5, first pin hole 6, second pin hole 7, slot 8, elastic sheet 10, through slot 11, receiving rod 12, thrust spring 13, fixed part 14, lapping part 15, second pin shaft 16, rod body 17. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0019] REFERENCE Figs. 1-3A screen printing machine material pulling structure, comprising a positioning rod 1 fixed on a workbench, a limiting connecting seat 3, a fixed shell 2 is installed on the positioning rod 1, the fixed shell 2 has a motor inside, the fixed shell 2 is rotationally connected with a storage rod 12 driven by the motor, the storage rod 12 can be driven to rotate by the motor, the above structure can refer to the patent file mentioned in the background art, the storage rod 12 is provided with a rod body 17 in the inner cavity, a plurality of elastic sheets 10 are installed on the side of the rod body 17, the storage rod 12 is provided with a through slot 11 corresponding to the number and position of the elastic sheets 10, the material pulling structure further comprises a positioning assembly, the positioning assembly can make the elastic sheets 10 protrude from the outer circumferential surface of the storage rod 12 through the through slot 11, and the elastic sheets 10 can be stored in the inner cavity of the storage rod 12.

[0020] When the device is used, first, the elastic sheets 10 are stored in the inner cavity of the storage rod 12 through the positioning assembly, then the material storage cylinder is sleeved on the storage rod 12, and then the elastic sheets 10 protrude from the outer circumferential surface of the storage rod 12 through the through slot 11 again through the positioning assembly, the protruding elastic sheets 10 are used to tighten the inner wall of the material storage cylinder, and then the material pulling work can be carried out. Compared with the traditional mode of operating a plurality of telescopic rods, the device is simpler and more convenient to use.

[0021] In order to further improve the efficiency of loading and unloading the storage cylinder, the rod body 17 is in sliding fit with the storage rod 12, the end of the storage rod 12 away from the fixed shell 2 is open, the positioning assembly comprises a thrust spring 13 located in the inner cavity of the storage rod 12, the thrust spring 13 is located between the inner cavity bottom wall of the storage rod 12 and the end of the rod body 17, and the positioning assembly further comprises a pressing assembly capable of pushing the rod body 17 to extrude the thrust spring 13. Specifically, the pressing assembly comprises a support rod 5 rotationally connected with the limiting connecting seat 3, the end of the storage rod 12 away from the fixed shell 2 is provided with a slot 8, the support rod 5 can be inserted into the slot 8, and the support rod 5 can push the rod body 17 to extrude the thrust spring 13 when the support rod 5 is inserted into the slot 8, and a locking assembly is installed between the support rod 5 and the storage rod 12.

[0022] When the storage cylinder is disassembled, the locking assembly releases the support rod 5, the thrust spring 13 pushes the rod body 17 to move outward, the elastic sheets 10 are extruded and deformed by the inner wall of the storage rod 12 and are stored in the inner cavity of the storage rod 12, when the storage cylinder needs to be tightened, the support rod 5 is rotated and inserted into the slot 8, in the process of insertion, the support rod 5 pushes the rod body 17 to slide inward, the pressure of the storage rod 12 on the elastic sheets 10 disappears, and the elastic sheets 10 recover to protrude from the outer surface of the storage rod 12, and the protruding part is used to tighten the storage cylinder, and then the support rod 5 and the storage rod 12 are locked by the locking assembly, so that the tightening of the storage cylinder and the support of the storage rod 12 are completed. Fig. 2

[0023] ​As an implementation, the locking assembly comprises a second pin shaft 16, the end of the receiving rod 12 is provided with a second pin hole 7, the supporting rod 5 is provided with a first pin hole 6, when the supporting rod 5 is inserted into the slot 8, the second pin shaft 16 can pass through the first pin hole 6 and the second pin hole 7, referring to Fig. 3 .

[0024] The limiting connecting seat 3 is rotationally connected with the supporting rod 5 through the first pin shaft 4, and the first pin shaft 4 is vertically arranged.

[0025] The elastic sheet 10 is an arc-shaped metal strip protruding outward, one end of the elastic sheet 10 is fixedly connected with the rod body 17 through the fixed part 14, and the other end of the elastic sheet 10 is overlapped on the outer surface of the rod body 17 through the overlapping part 15, that is, one end is fixed and the other end is overlapped, so that a buffer space is reserved for deformation of the elastic sheet 10.

[0026] The above is only a preferred specific implementation of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can obtain technical solutions, concepts and designs according to the technical scheme and the concept of the present application within the technical range disclosed by the present application, by equivalent replacement or change, which should be covered in the protection scope of the present application.

Claims

1. A screen printing machine pulling structure, comprising a positioning rod (1) fixed on a workbench, a limiting connecting seat (3), a fixed shell (2) is installed on the positioning rod (1), a motor is arranged in the fixed shell (2), the fixed shell (2) is rotationally connected with a receiving rod (12) driven by the motor, characterized in that, The rod body (17) is in sliding fit with the accommodating rod (12), one end of the accommodating rod (12) is open away from the fixed shell (2), the positioning assembly comprises a thrust spring (13) located in the inner cavity of the accommodating rod (12), the thrust spring (13) is located between the bottom wall of the inner cavity of the accommodating rod (12) and the end of the rod body (17), and the positioning assembly further comprises a pressing assembly capable of pushing the rod body (17) to extrude the thrust spring (13).

2. The web printer pull-up structure of claim 1, wherein The pressing assembly comprises a supporting rod (5) in rotational connection with the limiting connecting seat (3), one end of the accommodating rod (12) is provided with a slot (8) away from the fixed shell (2), the supporting rod (5) can be inserted into the slot (8), and the supporting rod (5) can push the rod body (17) to extrude the thrust spring (13) when being inserted into the slot (8), and the locking assembly is installed between the supporting rod (5) and the accommodating rod (12).

3. The web printer pull-up structure of claim 2, wherein The locking assembly comprises a second pin shaft (16), the end of the accommodating rod (12) is provided with a second pin hole (7), the supporting rod (5) is provided with a first pin hole (6), and the second pin shaft (16) can pass through the first pin hole (6) and the second pin hole (7) when the supporting rod (5) is inserted into the slot (8).

4. The web printer pull-up structure of claim 3, wherein The limiting connecting seat (3) is in rotational connection with the supporting rod (5) through the first pin shaft (4), and the first pin shaft (4) is vertically arranged.

5. The web printer pull-up structure of claim 4, wherein, The elastic sheet (10) is an outwardly convex arc-shaped metal strip, one end of the elastic sheet (10) is fixedly connected with the rod body (17) through a fixed portion (14), and the other end of the elastic sheet (10) is overlapped on the outer surface of the rod body (17) through an overlapping portion (15).

6. A web printer pull-up structure according to any one of claims 2-5, wherein, ​

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