阅读说明：本技术 一种针管清堵装置及其清堵方法 (Needle tube blockage clearing device and blockage clearing method thereof ) 是由 梁柱业 王晗 杨志军 陈新度 胡宁波 姚劲松 于 2019-09-19 设计创作，主要内容包括：本申请提供一种针管清堵装置,包括：机架、真空机、吸料缸、装夹组件；所述真空机固定设置于所述机架上；所述吸料缸固定设置于所述机架上,所述真空机的吸气口与所述吸料缸的内腔连通,所述吸料缸上开设有连通所述吸料缸的内腔与所述吸料缸的外部的连通口；所述装夹组件固定设置于所述机架上,所述装夹组件用于装夹针管,在装夹所述针管的状态下,所述装夹组件封堵于所述连通口处,且所述针管的一端与所述吸料缸的内腔连通,所述针管的另一端与所述吸料缸的外部连通,本申请达到了快捷且干净地清洗针管的技术效果,解决了以往疏通针清洗机对针管清洗不干净,且容易对针管造成破坏的技术问题。(the application provides a clear stifled device of needle tubing includes: the device comprises a frame, a vacuum machine, a material suction cylinder and a clamping assembly; the vacuum machine is fixedly arranged on the rack; the suction cylinder is fixedly arranged on the rack, an air suction port of the vacuum machine is communicated with an inner cavity of the suction cylinder, and a communication port for communicating the inner cavity of the suction cylinder with the outside of the suction cylinder is formed in the suction cylinder; the clamping subassembly is fixed set up in the frame, the clamping subassembly is used for the clamping needle tubing, at the clamping under the state of needle tubing, the shutoff of clamping subassembly in intercommunication mouth department, just the one end of needle tubing with the inner chamber intercommunication of material suction cylinder, the other end of needle tubing with the outside intercommunication of material suction cylinder, this application has reached the technological effect of swift and cleaning the needle tubing totally, has solved in the past and has dredged the needle cleaning machine and to the needle tubing rinse unclean, and cause the technical problem of destruction to the needle tubing easily.)

1. a needle tube blockage removing device is characterized by comprising: the device comprises a frame, a vacuum machine, a material suction cylinder and a clamping assembly;

an air suction port of the vacuum machine is communicated with an inner cavity of the material suction cylinder, and the vacuum machine is used for extracting air in the inner cavity;

The material suction cylinder is fixedly arranged on the rack, and a communication port for communicating the inner cavity with the outside of the material suction cylinder is formed in the material suction cylinder;

The clamping component is fixedly arranged on the rack and used for clamping the needle tube, the clamping component is plugged at the communication port in the state of clamping the needle tube, one end of the needle tube is communicated with the inner cavity, and the other end of the needle tube is exposed in the air outside the material suction cylinder.

2. The needle tube blockage removing device according to claim 1, wherein a partition plate is arranged in the material suction cavity;

The separation plate divides the material suction cavity into a vacuum cavity and an accommodating cavity, an airflow channel for communicating the material suction cavity with the vacuum cavity is arranged on the separation plate, and a valve is arranged on the airflow channel;

The air suction port is communicated with the vacuum cavity;

The communicating opening is formed in the wall of the accommodating cavity, one end of the needle tube is communicated with the accommodating cavity in a clamping state, and the other end of the needle tube is exposed in the air outside the material suction cylinder.

3. The needle tube blockage removing device according to claim 2, wherein the clamping assembly comprises an upper clamping plate and a lower clamping plate;

The upper clamping plate can move up and down along the vertical direction, and a first needle tube clamping groove is formed in the clamping surface of the upper clamping plate;

and a second needle tube clamping groove matched with the first needle tube clamping groove is formed in the clamping surface of the lower clamping plate.

4. The needle tube blockage removing device according to claim 3, wherein a lateral part of the upper clamping plate and the lower clamping plate in the same direction forms a lateral wall of the accommodating cavity, and the lateral part is perpendicular to the first needle tube clamping groove;

and under the state of clamping the needle tube, the side part of the upper clamping plate is blocked at the communication port.

5. The needle cannula blockage clearing device of claim 3, further comprising a first linear drive assembly;

The moving part of the first linear driving assembly is flexibly connected with the upper clamping plate, and the first linear driving assembly is used for driving the upper clamping plate to move up and down along the vertical direction.

6. The needle tube blockage clearing device according to claim 5, further comprising a guide rail support plate;

the guide rail supporting plate is arranged above the clamping surface of the lower clamping plate and is arranged opposite to the lower clamping plate;

The upper clamping plate is positioned between the guide rail supporting plate and the lower clamping plate;

The first linear driving assembly is fixedly arranged on the upper surface of the guide rail supporting plate.

7. the needle tube blockage removing device according to claim 6, wherein a vertical moving pair is arranged on the guide rail supporting plate;

The moving block of the vertical moving pair is fixedly connected with the upper clamping plate, and the vertical moving pair is used for limiting the upper clamping plate to move along the vertical direction.

8. The needle cannula blockage clearing device of claim 2, further comprising a second linear drive assembly;

The second linear driving assembly is fixedly arranged below the material suction cylinder, a moving part of the second linear driving assembly is fixedly connected with the lower cavity wall of the accommodating cavity, and the second linear driving assembly can drive the lower cavity wall to move up and down.

9. The needle tube blockage removing device according to claim 2, wherein the upper cavity wall of the accommodating cavity is provided with a cleaning air hole.

10. A blockage removing method of a needle tube blockage removing device applied to the needle tube blockage removing device as claimed in any one of claims 1 to 9, which is characterized by comprising the following steps:

Clamping the needle tube on the clamping assembly;

starting the vacuum machine;

Air in the inner cavity of the material suction cylinder is pumped away through the vacuum machine, so that the inner cavity is in a vacuum state;

and according to the huge air pressure difference between the inner cavity and the outside of the material suction cylinder, residues in the needle tube are filled in the inner cavity, and the operation of clearing the needle tube is completed.

Technical Field

the application relates to the field of needle tube blockage cleaning equipment, in particular to a needle tube blockage cleaning device and a blockage cleaning method thereof.

background

in a needle tube dispenser, the usage amount of needle tubes is huge, some precise needle tubes are expensive, and in order to save cost, the needle tubes need to be cleaned and recycled, the conventional cleaning method is manually cleaned, and later, in order to improve the cleaning effect, devices such as a dredging needle cleaning machine and the like are adopted to clean the needle tubes, and the principle is that residues inside the needle tubes are pressed out through dredging needles, so that the cleaning efficiency is improved, but the diameter of the dredging needles is generally much smaller than the caliber of the needle tubes, so that the cleaning is not clean, and the needle tubes are easily damaged.

disclosure of Invention

the application aims to provide a needle tube blockage cleaning device and a blockage cleaning method thereof, and solves the technical problems that a conventional dredging needle cleaning machine cannot clean a needle tube and easily damages the needle tube.

In view of this, the present application provides a needle tube blockage removing device, including: the device comprises a frame, a vacuum machine, a material suction cylinder and a clamping assembly;

the vacuum machine is fixedly arranged on the rack;

The suction cylinder is fixedly arranged on the rack, an air suction port of the vacuum machine is communicated with an inner cavity of the suction cylinder, and a communication port for communicating the inner cavity of the suction cylinder with the outside of the suction cylinder is formed in the suction cylinder;

the clamping assembly is fixedly arranged on the rack and used for clamping a needle tube, the clamping assembly is plugged at the communication port in the state of clamping the needle tube, one end of the needle tube is communicated with the inner cavity of the material suction cylinder, and the other end of the needle tube is communicated with the outside of the material suction cylinder.

Furthermore, a partition plate is arranged in the material suction cavity;

the separation plate divides the material suction cavity into a vacuum cavity and an accommodating cavity, an airflow channel for communicating the material suction cavity with the vacuum cavity is arranged on the separation plate, and a valve is arranged on the airflow channel;

the air suction port is communicated with the vacuum cavity and the vacuum machine;

The communicating opening is formed in the wall of the accommodating cavity, one end of the needle tube is communicated with the accommodating cavity in a clamping state, and the other end of the needle tube is communicated with the outside of the material suction cylinder.

Further, the clamping assembly comprises an upper clamping plate and a lower clamping plate;

The upper clamping plate can move up and down along the vertical direction, and a first needle tube clamping groove is formed in the clamping surface of the upper clamping plate;

and a second needle tube clamping groove corresponding to the first needle tube clamping groove is formed in the clamping surface of the lower clamping plate.

Furthermore, the side parts of the upper clamping plate and the lower clamping plate, which are perpendicular to the same direction of the needle tube clamping groove, form a side wall of the accommodating cavity, and the side surface of the upper clamping plate is plugged at the communication port in the state of clamping the needle tube.

Furthermore, the needle tube blockage removing device also comprises a first linear driving component;

The moving part of the first linear driving assembly is flexibly connected with the upper clamping plate, and the first linear driving assembly is used for driving the upper clamping plate to move up and down along the vertical direction.

furthermore, the needle tube blockage removing device also comprises a guide rail supporting plate;

the guide rail supporting plate is arranged above the clamping surface of the lower clamping plate oppositely;

the upper clamping plate is positioned between the guide rail supporting plate and the lower clamping plate;

the first linear driving assembly is fixedly arranged on the upper surface of the guide rail supporting plate.

Furthermore, a vertical moving pair is arranged on the guide rail supporting plate;

the moving block of the vertical moving pair is fixedly connected with the upper clamping plate, and the vertical moving pair is used for limiting the upper clamping plate to move along the vertical direction.

furthermore, the needle tube blockage removing device also comprises a second linear driving assembly;

The second linear driving assembly is fixedly arranged below the material suction cylinder, a moving part of the second linear driving assembly is fixedly connected with the lower cavity wall of the accommodating cavity, and the second linear driving assembly can drive the lower cavity wall to move up and down.

furthermore, the upper cavity wall of the containing cavity is provided with a cleaning air hole.

The application also provides a blockage clearing method of the needle tube blockage clearing device, which comprises the following steps:

clamping the needle tube on the clamping assembly;

starting the vacuum machine;

air in the inner cavity of the material suction cylinder is pumped away through the vacuum machine, so that the inner cavity is in a vacuum state;

and according to the huge air pressure difference between the inner cavity and the outside of the material suction cylinder, residues in the needle tube are filled in the inner cavity, and the operation of clearing the needle tube is completed.

compared with the prior art, the embodiment of the application has the advantages that:

The application provides a clear stifled device of needle tubing includes: the device comprises a frame, a vacuum machine, a material suction cylinder and a clamping assembly; an air suction port of the vacuum machine is communicated with an inner cavity of the material suction cylinder, and the vacuum machine is used for extracting air in the inner cavity; the material suction cylinder is fixedly arranged on the rack, and a communication port for communicating the inner cavity with the outside of the material suction cylinder is formed in the material suction cylinder; the clamping component is fixedly arranged on the rack and used for clamping the needle tube, the clamping component is plugged at the communication port in the state of clamping the needle tube, one end of the needle tube is communicated with the inner cavity, and the other end of the needle tube is exposed in the air outside the material suction cylinder.

The utility model provides a clear stifled device of needle tubing, through being fixed in the needle tubing in the centre gripping subassembly, make the one end of needle tubing communicate with each other with the inner chamber of inhaling the material jar, the other end of needle tubing communicates with each other with the outside of inhaling the material jar, and produce the vacuum environment in inhaling the material jar inner chamber by the vacuum machine, make and inhale and have huge atmospheric pressure difference between the outside of material jar inner chamber and inhaling the material jar, make the residue in the needle tubing inhale and accomplish clear stifled work in inhaling the material chamber under huge atmospheric pressure difference's effect, the technological effect of swift and cleanly wasing the needle tubing has been reached, the technical problem that dredging needle cleaning machine in the past was not clean to the needle tubing, and cause the destruction to the needle tubing easily is solved.

drawings

in order to more clearly illustrate the detailed description of the present application or the technical solutions in the prior art, the drawings needed to be used in the detailed description of the present application or the prior art description will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a front view of a needle cannula block clearing device provided by an embodiment of the present application;

FIG. 2 is a cross-sectional view of a material suction cylinder and a clamping assembly of the needle tube blockage removing device provided by the embodiment of the application;

FIG. 3 is an enlarged view of a portion of the needle clearing device according to the embodiment of the present application;

Fig. 4 is a schematic structural diagram of a rubber gasket of the needle tube blockage removing device according to the embodiment of the present application;

FIG. 5 is a right side view of a needle cannula blockage removal device provided by an embodiment of the present application;

FIG. 6 is an enlarged partial view of a clamping assembly of the needle cannula blockage removal device provided by the embodiment of the application in a released state;

FIG. 7 is a schematic structural view of a lower cavity wall of a needle cannula blockage removing device provided by the embodiment of the application in an open state;

Wherein the reference numerals are: the device comprises a first linear driving component 1, a main air inlet 2, a material suction cylinder 3, a vacuum machine 4, a frame 5, a second linear driving component 6, a lower cavity wall 7, a lower clamping plate 8, a moving pair 9, an upper clamping plate 10, a guide post 11, a second needle tube clamping groove 12, a first needle tube clamping groove 13, an air suction port 14, a vacuum cavity 15, a valve 16, an air flow channel 17, a partition plate 18, a filter screen 19, a cleaning air hole 20, an accommodating cavity 21, a rubber sealing gasket 22 and a columnar groove 23.

Detailed Description

The technical solutions of the present application will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

in the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

To facilitate understanding, referring to fig. 1-7, the present application provides an embodiment of a needle cannula blockage removal device, comprising: the device comprises a frame 5, a vacuum machine 4, a material suction cylinder 3 and a clamping assembly;

the air suction port of the vacuum machine 4 is communicated with the inner cavity of the material suction cylinder 3, and the vacuum machine 4 is used for extracting air in the inner cavity;

the material suction cylinder 3 is fixedly arranged on the frame 5, and the material suction cylinder 3 is provided with a communication port for communicating the inner cavity of the material suction cylinder 3 with the outside;

The clamping assembly is arranged on the rack 5 and used for clamping a needle tube, and in the state of clamping the needle tube, the clamping assembly is plugged at the communication port, one end of the needle tube is communicated with the inner cavity of the material suction cylinder 3, and the other end of the needle tube is exposed in the air outside the material suction cylinder.

in the embodiment of the present application, the frame 5 is used to support the whole needle tube blockage removing device, the material suction cylinder 3 is used to suck impurities remained in the needle tube, and the air suction port 14 of the vacuum machine 4 is communicated with the inner cavity of the material suction cylinder 3 and is used to vacuumize the inner cavity of the material suction cylinder 3, so that the air pressure of the inner cavity is far less than the air pressure outside the material suction cylinder 3.

the material suction cylinder 3 is provided with a communicating port which is communicated with the inner cavity and the outside of the material suction cylinder 3, the clamping assembly is fixedly arranged on the frame 5 and is used for clamping the needle tube, the clamping assembly is blocked at the communicating port in the state of clamping the needle tube, one end of the needle tube is communicated with the inner cavity of the material suction cylinder 3, and the other end of the needle tube is communicated with the outside of the material suction cylinder 3, so that when the inner cavity of the material suction cylinder 3 is in a vacuum state, residues in the needle tube are sucked into the inner cavity of the material suction cylinder 3 by utilizing the air pressure difference between the inner cavity and the outside of the material suction cylinder 3, and the blockage removal of the needle tube is completed.

The clear stifled device of needle tubing that provides in this application, through being fixed in the needle tubing in the centre gripping subassembly, make the one end of needle tubing communicate with each other with the inner chamber of material suction cylinder 3, the other end of needle tubing communicates with each other with the outside of material suction cylinder 3, and produce the vacuum environment in the material suction cylinder 3 inner chamber by vacuum machine 4, make there is huge atmospheric pressure difference between the outside of material suction cylinder 3 inner chamber and material suction cylinder 3, make the residue in the needle tubing inhale and accomplish clear stifled work in the material suction chamber under huge atmospheric pressure difference's effect, the technological effect of swift and cleanly wasing the needle tubing has been reached, it is unclean to the needle tubing washing machine to dredge in the past, and cause the technical problem of destruction to the needle tubing easily.

As a further improvement, the material suction cavity in the embodiment of the present application is provided with a partition plate 18;

the partition plate 18 divides the material suction cavity into a vacuum cavity 15 and an accommodating cavity 21, an airflow channel 17 communicating the material suction cavity and the vacuum cavity 15 is arranged on the partition plate 18, wherein, the vacuum cavity 15 is communicated with the air suction port of the vacuum machine 4 and is used for sucking the gas in the vacuum cavity 15 away through the vacuum machine 4, thereby the vacuum cavity 15 is in a vacuum state, the communication port is arranged on the cavity wall of the containing cavity, in the clamping state, one end of the needle tube is communicated with the containing cavity, the other end of the needle tube is exposed to the outside air of the material suction cylinder, the containing cavity 21 is used for containing residual sundries sucked into the containing cavity 21 in the needle tube, the air flow channel 17 is used for communicating the vacuum cavity 15 and the containing cavity 21 to balance the air pressure between the vacuum cavity 15 and the containing cavity 21, the air flow channel 17 in the embodiment can be one or more, a filter screen 19 or other air-permeable partition can be arranged on the air flow channel 17, for ensuring smooth exhaust of the air flow channel 17 without allowing residue to be sucked into the vacuum chamber 15; the air flow channel 17 is provided with a valve 16 for opening or closing the air flow channel 17, the valve 16 can be a mechanical valve 16 or an electric valve 16, and the working principle is that before the vacuum chamber 15 is completely absorbed by the vacuum machine 4, the valve 16 is in a closed state, when the vacuum chamber 15 is in a vacuum state, the valve 16 is rapidly opened, because the air in the accommodating chamber 21 is not absorbed, the air pressure difference between the accommodating chamber 21 and the vacuum chamber 15 is very large, the air in the accommodating chamber 21 is instantly absorbed into the vacuum chamber 15, and at the moment, the needle tube clamped on the clamping assembly instantly generates an instant strong impact force because the air in the accommodating chamber 21 is instantly dried, and the residue in the needle tube is instantly absorbed into the accommodating chamber 21 by the instant strong impact force.

as a further improvement, the clamping assembly in the embodiment of the present application includes an upper clamping plate 10 and a lower clamping plate 8;

The upper clamping plate 10 can move up and down along the vertical direction, a first needle tube clamping groove is formed in the clamping surface of the upper clamping plate 10, the number of the needle tube clamping grooves can be one or more, when the upper clamping plate 10 moves down to be in contact with the lower clamping plate 8, the upper clamping plate 10 and the lower clamping plate 8 are matched to clamp a needle tube, and when the upper clamping plate 10 moves up to be far away from the lower clamping plate 8, the needle tube is loosened; the clamping surface of the upper clamping plate 10 is provided with a rubber sealing gasket 22 or other soft material gaskets, and the rubber sealing gasket 22 is provided with a columnar groove 23 matched with the first needle tube clamping groove, so that the needle tube is ensured to be clamped more firmly, and the needle tube cannot be damaged; a second needle tube clamping groove matched with the first needle tube clamping groove is formed in the clamping surface of the lower clamping plate 8, a rubber sealing gasket 22 or other soft material gaskets are arranged on the inner surface of the second needle tube clamping groove, and a columnar groove 23 matched with the first needle tube clamping groove is formed in the rubber sealing gasket 22, so that the needle tubes are clamped more firmly, and the needle tubes cannot be damaged; the transverse sections of the first needle tube clamping groove and the second needle tube clamping groove can be in an inwards concave semicircular shape or other inwards concave fan-shaped shapes.

as a further improvement, the side portion of the upper clamping plate 10 and the side portion of the lower clamping plate 8 in the same direction in the embodiment of the present application form a side wall of the accommodating cavity 21, the side portion is perpendicular to the first needle tube clamping groove, in the state of clamping the needle tube, the side of the upper clamping plate 10 is sealed at the communicating port, and the side portions of the lower clamping plate 8 and the upper clamping plate 10 are used as a side wall of the accommodating cavity 21, so that the material is saved, meanwhile, a better sealing effect can be ensured when the needle tube is clamped, air leakage is prevented, and a sufficient air pressure difference is ensured.

as a further improvement, the needle tube blockage removing device in the embodiment of the application further comprises a first linear driving assembly 1;

the moving part of the first linear driving assembly 1 is flexibly connected with the upper clamping plate 10, the first linear driving assembly 1 is used for driving the upper clamping plate 10 to move up and down along the vertical direction, and through the flexible connection, the first linear driving assembly 1 can drive the upper clamping plate 10 to move and can enable the clamping assembly to have no overlarge clamping force when clamping the needle tube, so that the needle tube is protected better.

as a further improvement, the needle tube blockage removing device in the embodiment of the application further comprises a guide rail supporting plate;

The guide rail supporting plate is arranged above the clamping surface of the lower clamping plate 8, the lower clamping plate 8 and the guide rail supporting plate are oppositely arranged above the clamping surface of the lower clamping plate 8, the upper clamping plate 10 is located between the guide rail supporting plate and the lower clamping plate 8, the first linear driving assembly is fixedly arranged on the upper surface of the guide rail supporting plate, the guide rail supporting plate is used for fixing the first linear driving device, the first linear driving device is located above the upper clamping plate 10, and the clamping or loosening of the clamping assembly is controlled through driving the movement of the upper clamping plate 10.

as a further improvement, a vertical moving pair 9 is arranged on the guide rail support plate in the embodiment of the present application, the moving speed of the vertical moving pair 9 is fixedly connected with the upper clamping plate 10, the vertical moving pair 9 is used for limiting the upper clamping plate 10 to move along the vertical direction, wherein the vertical moving pair 9 can be a sliding pair consisting of a sliding block and a sliding rail, the sliding block is arranged on the upper clamping plate 10, one end of the sliding rail is fixedly connected to the guide rail support plate, and the other end of the sliding rail is fixedly connected to the lower clamping plate 8 along the vertical direction; or a rolling pair consisting of a rolling bearing and a sliding rail, wherein the rolling bearing is arranged on the upper clamping plate 10, one end of the sliding rail is fixedly connected to the guide rail supporting plate, and the other end of the sliding rail is fixedly connected to the lower clamping plate 8 along the vertical direction.

As a further improvement, the needle tube blockage removing device in the embodiment of the application further comprises a second linear driving assembly 6;

Second linear driving subassembly 6 is fixed to be set up in the below of inhaling material jar 3, second linear driving subassembly 6's removal portion and the lower chamber wall 7 fixed connection who holds chamber 21, second linear driving subassembly 6 accessible guide post 11 drive lower chamber wall 7 up-and-down motion, be used for when the washing holds chamber 21, second linear driving subassembly 6 drive holds the lower chamber wall 7 downstream of chamber 21, the below that makes hold chamber 21 is opened, thereby can clear away the residue that holds in the chamber 21, wherein, second linear driving subassembly 6 can be the cylinder drive, also can be for motor drive gear rack rectilinear movement.

as a further improvement, the upper cavity wall of the accommodating cavity 21 in the embodiment of the present application is provided with a cleaning air hole 20 for introducing a strong pressure gas to blow out residues in the accommodating cavity 21, so as to clean the accommodating cavity 21, an upper air chamber is provided at an upper portion of the cleaning air hole 20, a total air inlet 2 is provided at an upper surface of the upper air chamber, and the total air inlet 2 can be used for inserting an air gun or other components capable of generating a high pressure air flow for inflating the upper air chamber and blowing into the accommodating cavity 21 through the cleaning air hole.

The following describes the process of cleaning the needle tube and cleaning the device.

Starting the first linear driving device, driving the upper clamping plate 10 to move downwards and tightly press the upper clamping plate 8 by the first linear driving device, so that the needle tube is clamped, one end of the needle tube is communicated with the accommodating cavity 21, the other end of the needle tube is communicated with the outside of the material suction cylinder 3, meanwhile, the upper clamping plate 10 moves downwards to seal the communication port of the material suction cylinder 3, the second linear driving component 6 drives the lower cavity wall 7 of the accommodating cavity 21 to move upwards, the lower cavity wall 7 is tightly abutted against the accommodating cavity 21, the accommodating cavity 21 is in a sealed state at the moment, the valve 16 is closed, the vacuum machine 4 is opened, air in the vacuum cavity 15 is sucked away by the vacuum machine 4, the vacuum cavity 15 is in a vacuum state, the valve 16 is quickly opened, air in the accommodating cavity 21 is instantly sucked into the vacuum cavity 15, the accommodating cavity 21 is instantly in a vacuum state, the outside of the material suction cylinder 3 is in a normal atmospheric pressure, under the action of strong pressure, volume residue in the needle tubing is walked by holding chamber 21 to accomplish the clear stifled operation of needle tubing, when wasing and holding chamber 21, open drive assembly between the second, make second straight line drive assembly 6 drive the lower chamber wall 7 that holds chamber 21 and move down, hold chamber 21 below and be in the open mode this moment, insert the air gun in clean gas pocket 20, blow through the air gun, make the air current scrub and hold chamber 21 wall and discharge through holding chamber 21 below and hold outside the chamber 21, accomplish the washing operation to holding chamber 21.

The application also provides a blockage clearing method of the needle tube blockage clearing device.

referring to fig. and in the embodiment of the present application, an embodiment of a method for clearing a blockage of a needle cannula clearing device is provided, which is specifically applied to the needle cannula clearing device in any embodiment of the present application, and includes the steps of:

101, clamping the needle tube on the clamping component;

It should be noted that, a manual locking clamping assembly may be adopted to fix the needle tube on the clamping assembly, or a driving assembly may be adopted to control the clamping of the clamping assembly, wherein one end of the clamped needle head needs to be communicated with the accommodating cavity 21, and the other section needs to be communicated with the outside of the suction cylinder 3, and the clamping assembly also seals the communication port of the suction cylinder 3 while clamping the needle tube, thereby ensuring the sealing of the inner cavity of the suction cylinder 3.

Step 102, starting the vacuum machine 4;

It should be noted that the starting of the vacuum machine 4 may be automatically controlled by the control system of the needle blockage removal device after the completion of step 101, or may be started by manual operation.

103, pumping away air in the inner cavity of the material suction cylinder 3 through the vacuum machine 4 to enable the inner cavity of the material suction cylinder 3 to be in a vacuum state;

The suction port 14 of the vacuum machine 4 communicates with the cavity of the suction rod, and air is sucked through the suction port 14 to draw air from the cavity, so that the cavity is in a vacuum state.

104, sucking residues in the needle tube into the inner cavity of the material suction cylinder 3 according to the huge air pressure difference between the inner cavity of the material suction cylinder 3 and the outside of the material suction cylinder 3 to finish the operation of clearing the blockage of the needle tube;

it should be noted that, one end of the sealed residue in the needle tube is communicated with a vacuum environment, the other end is communicated with a normal atmospheric pressure environment, and one end in the normal atmospheric pressure environment is subjected to a huge pressure of atmospheric pressure, so that the residue is forced into the vacuum environment of the inner cavity, thereby completing the blockage removal of the needle tube.

according to the blockage removing method of the needle tube blockage removing device provided by the embodiment, the needle tube is fixed in the clamping assembly, one end of the needle tube is communicated with the inner cavity of the material suction cylinder 3, the other end of the needle tube is communicated with the outside of the material suction cylinder 3, and the vacuum environment in the inner cavity of the material suction cylinder 3 is manufactured by the vacuum machine 4, so that a huge air pressure difference exists between the inner cavity of the material suction cylinder 3 and the outside of the material suction cylinder 3, residues in the needle tube are sucked into the material suction cavity under the action of the huge air pressure difference to complete blockage removing work, the technical effect of quickly and cleanly cleaning the needle tube is achieved, and the technical problems that the needle tube cannot be cleanly cleaned by a conventional dredging needle cleaning machine and the needle tube is easily damaged are solved.

The above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.