CN219380755U - Cutting mechanism for PCR (polymerase chain reaction) plate film sealing machine - Google Patents

Abstract

The utility model discloses a cutting mechanism for a PCR plate film sealing machine, which comprises a mounting seat, a sliding rail, a cutter seat, a cutter, a driving component connected with a controller and a coating component used for enabling an anti-sticking agent to be attached to the outer surface of the cutter. The utility model solves the technical problem of how to effectively avoid the film from adhering to the cutter in the film cutting process.

Description

Cutting mechanism for PCR (polymerase chain reaction) plate film sealing machine

Technical Field

The utility model relates to the technical field of PCR (polymerase chain reaction) plate film sealing machines, in particular to a cutting mechanism for a PCR plate film sealing machine.

Background

After the PCR plate film sealing machine seals each PCR plate, a cutting mechanism thereof is required to cut the mucous membrane to seal the next PCR plate. The cutting mechanism for the existing PCR plate film sealing machine consists of a mounting seat, a driving assembly arranged on the mounting seat and connected with a controller, a sliding rail arranged on one side wall of the mounting seat, a tool apron which is slidably connected on the sliding rail and moves back and forth along the axial direction of the sliding rail under the driving of the driving assembly, and a cutter which is arranged on the tool apron, has a tool bit downward and protrudes out of the bottom surface of the mounting seat, and is obvious in that the film has viscosity, so that the film is easily stuck on the cutter in the cutting process of the cutter of the existing cutting mechanism, the use is inconvenient, and the working efficiency is low.

Disclosure of Invention

Therefore, the technical problem to be solved by the utility model is how to effectively avoid the film from adhering to the cutter in the film cutting process.

In order to solve the technical problems, the utility model provides a cutting mechanism for a PCR plate film sealing machine, which comprises a mounting seat, a sliding rail, a cutter seat, a cutter and a driving assembly, wherein the driving assembly is connected with a controller and is mounted on the mounting seat, the sliding rail is arranged on one side wall of the mounting seat along the axial direction of the mounting seat, the cutter seat is connected to the sliding rail in a sliding manner and is driven by the driving assembly to reciprocate along the axial direction of the sliding rail, the cutter is mounted on one surface of the cutter seat, which is far away from the sliding rail, the cutter head of the cutter is downward and protrudes out of the bottom surface of the mounting seat, the cutting mechanism further comprises a coating component for enabling an anti-adhesive agent to be attached to the outer surface of the cutter, the coating component comprises a magnetic rod, a Hall sensor, a storage box and a sponge pad adsorbed with the anti-adhesive agent, the Hall sensor is connected with the controller and is arranged at the end point of a reciprocating stroke of the cutter seat, the sponge pad is arranged in the storage box, the Hall sensor is perpendicular to the storage box, the Hall sensor is arranged on the cutter seat and is arranged on the cutter seat, and the cutter pad passes through the channel when the cutter seat passes through the cutter seat and the cutter pad.

In one embodiment of the utility model, the driving assembly comprises a motor, a driving wheel, a driven wheel and a driving belt, wherein the motor is connected with the controller and is arranged on the mounting seat, an output shaft of the motor is connected with the driving wheel, the driving wheel and the driven wheel are positioned at two ends of the sliding rail and are rotatably arranged on the top surface of the mounting seat side by side, the driving belt is sleeved on the driving wheel and the driven wheel, and the tool apron is fixedly connected with the driving belt.

In one embodiment of the utility model, the top of the storage box is provided with a filling hole opposite to the spongy cushion.

In one embodiment of the utility model, the sliding rail is coated with a wear-resistant lubricating layer.

Compared with the prior art, the technical scheme of the utility model has the following advantages: according to the utility model, the magnetic rod is arranged on the cutter holder, the Hall sensor is connected with the controller and is arranged at the end point of one reciprocating stroke of the cutter holder, the sponge cushion is arranged in the agent storage box, the agent storage box is vertically arranged at the end part of the sliding rail adjacent to the Hall sensor, the opposite surface of the agent storage box, which is opposite to the cutter, is provided with the channel for the cutter body of the cutter to enter and exit, when the cutter holder moves to the Hall sensor, part of the cutter body of the cutter enters the agent storage box through the channel and presses the coating component on the sponge cushion, so that the driving component is coated with the anti-adhesive agent by the coating component before the cutter holder is driven to carry out the next reciprocating movement along the axial direction of the sliding rail, namely before each film cutting, thereby effectively avoiding the film adhering to the cutter in the film cutting process, ensuring the continuous operation of the film sealing machine, and greatly improving the convenience in use, high working efficiency and film cutting quality.

Drawings

In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof that are illustrated in the appended drawings, in which

FIG. 1 is a schematic diagram of the structure of the present utility model;

description of the specification reference numerals: 1. the device comprises a mounting seat, 2, a sliding rail, 3, a tool apron, 4, a cutter, 5, a driving component, 51, a motor, 52, a driving wheel, 53, a driven wheel, 54, a driving belt, 6, a coating component, 61, a magnetic rod, 62, a Hall sensor, 63, a storage box, 631, a channel, 632, a filling hole, 64 and a foam cushion.

Detailed Description

The present utility model will be further described with reference to the accompanying drawings and specific examples, which are not intended to be limiting, so that those skilled in the art will better understand the utility model and practice it.

With respect to the foregoing and other features, aspects and advantages of the utility model, they will become apparent from the following detailed description of the embodiments, which proceeds with reference to the accompanying drawings. The directional terms mentioned in the following embodiments are, for example: upper, lower, left, right, front or rear, etc., are merely references to the directions of the drawings. Thus, directional terminology is used for the purpose of illustration and is not intended to be limiting of the utility model, and furthermore, like reference numerals refer to like elements throughout the embodiments.

Referring to fig. 1, a cutting mechanism for a PCR plate film sealing machine comprises a mounting seat 1, a sliding rail 2, a cutter holder 3, a cutter 4, a driving component 5 and a coating component 6, wherein the driving component 5 is connected with a controller (not shown in the figure) and is mounted on the mounting seat 1, the sliding rail 2 is axially arranged on one side wall of the mounting seat 1 along the mounting seat 1, the cutter holder 3 is slidably connected on the sliding rail 2 and is driven by the driving component 5 to reciprocate along the axial direction of the sliding rail 2, the cutter 4 is mounted on one surface of the cutter holder 3, which is away from the sliding rail 2, and the cutter head of the cutter is downward and protrudes out of the bottom surface of the mounting seat 1, and the coating component 6 is used for enabling the outer surface of the cutter 4 to be attached with the coating component 6 of an anti-adhesive and is arranged at the end point of a reciprocating stroke of the cutter holder 3, wherein the mounting seat 1 is positioned. So set up for drive assembly 5 is before driving blade holder 3 to carry out the process of next reciprocating motion along the axial of slide rail 2, namely before cutting the membrane at every turn, the surface of cutter 4 all is scribbled the anti-sticking agent by coating agent subassembly 6, thereby effectively avoid cutting the membrane in-process membrane adhesion on cutter 4, guaranteed the continuous operation of sealing the membrane machine and cut membrane quality. When the cutting mechanism is used, the cutting mechanism is fastened on the PCR plate film sealing machine through the mounting seat 1, so that the film to be cut after the PCR plate film sealing is located on the reciprocating movement stroke of the cutter 4.

The paint component 6 comprises a magnetic rod 61, a Hall sensor 62, a storage box 63 and a foam cushion 64 adsorbed with an anti-sticking agent, the magnetic rod 61 is installed on the cutter holder 3, the Hall sensor 62 is connected with the controller and is arranged at the end point of one reciprocating stroke of the cutter holder 3, the foam cushion 64 is arranged in the storage box 63, the storage box 63 is vertically arranged at the end part of the sliding rail 2 adjacent to the Hall sensor 62, a channel 631 for the cutter body of the cutter 4 to enter and exit is arranged on the opposite surface of the storage box 63 and is opposite to the cutter 4, and when the cutter holder 3 moves to the Hall sensor 62, part of the cutter body of the cutter 4 enters the storage box 63 through the channel 631 and is extruded on the foam cushion 64. Thus, when the hall sensor 62 senses the magnetic rod 61, a signal is sent to the controller, the controller receives the signal, and controls the driving assembly 5 to stop running, and when the running time reaches the paint time preset in the controller, the controller controls the driving assembly 5 to perform reversing operation, and in the process, the anti-sticking agent on the sponge cushion 64 overflows to the whole cutter 4.

The driving assembly 5 comprises a motor 51, a driving wheel 52, a driven wheel 53 and a driving belt 54, the motor 51 is connected with the controller and is installed on the installation seat 1, an output shaft of the motor is connected with the driving wheel 52, the driving wheel 52 and the driven wheel 53 are located at two ends of the sliding rail 2 and are installed on the top surface of the installation seat 1 in a parallel rotating mode, the driving belt 54 is sleeved on the driving wheel 52 and the driven wheel 53, and the tool apron 3 is fixedly connected to the driving belt 54. The controller controls the operation and the operation direction of the motor 51, the motor 51 operates to drive the driving wheel 52 to rotate, the driving wheel 52 rotates to drive the driven wheel 53 to rotate and the driving belt 54 to move, and the driving belt 54 moves to drive the tool apron 3 connected to the driving belt to reciprocate along the axial direction of the sliding rail 2.

The top of the reservoir 63 is provided with injection holes 632 opposite to the foam pads 64, which are arranged so that the anti-sticking agent can be added to the foam pads 64 without taking out the foam pads 64 from the reservoir 63.

The abrasion-resistant lubricating layer is plated on the sliding rail 2, so that friction force between the sliding rail 2 and the tool apron 3 is reduced, service lives of the sliding rail 2 and the tool apron 3 are prolonged, smoothness and stability of operation of the tool apron 3 are guaranteed, and film cutting quality is improved.

In the description of the embodiments of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations and modifications of the present utility model will be apparent to those of ordinary skill in the art in light of the foregoing description. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present utility model.

Claims (4)

1. The utility model provides a PCR board is shutdown mechanism for film sealing machine, includes mount pad, slide rail, blade holder, cutter and actuating unit, actuating unit links to each other with the controller and installs on the mount pad, the slide rail is followed the axial of mount pad is established on the lateral wall of mount pad, blade holder sliding connection is in on the slide rail and follow under actuating unit's drive the axial reciprocating motion of slide rail, the cutter is installed on the blade holder deviates from on the one side of slide rail, and its tool bit down and outstanding in the bottom surface of mount pad, its characterized in that still includes and is used for making the surface of cutter adheres to the smearing component of anti-sticking agent, the smearing component includes bar magnet, hall sensor, storage box and adsorbs the spongy cushion that has anti-sticking agent, the bar magnet is installed on the blade holder, hall sensor with the controller links to each other and sets up the mount pad is located the terminal point department of a reciprocating stroke of blade holder, the spongy cushion is arranged in the storage box, the storage box is perpendicular to be established on the slide rail is adjacent hall sensor the tip, and when it runs into to the cutter in the cutter section when the cutter is passed through to the cutter.

2. The cutting mechanism for the PCR plate film sealing machine according to claim 1, wherein the driving assembly comprises a motor, a driving wheel, a driven wheel and a driving belt, the motor is connected with the controller and is installed on the installation seat, an output shaft of the motor is connected with the driving wheel, the driving wheel and the driven wheel are positioned at two ends of the sliding rail and are installed on the top surface of the installation seat in a side-by-side rotating mode, the driving belt is sleeved on the driving wheel and the driven wheel, and the tool apron is fixedly connected with the driving belt.

3. The cutoff mechanism for a PCR plate film sealing machine as set forth in claim 1, wherein the top of the cartridge is provided with a pouring hole opposite to the sponge cushion.

4. The cutoff mechanism for a PCR plate film sealing machine as set forth in claim 1, wherein the slide rail is coated with a wear resistant lubrication layer.