阅读说明：本技术 一种用于管径调节的自动拉管装置及其工作方法 (Automatic pipe drawing device for pipe diameter adjustment and working method thereof ) 是由 张涤娟 于 2020-04-27 设计创作，主要内容包括：本发明公开了一种用于管径调节的自动拉管装置,包括滑动平台以及固定安装在滑动平台顶面后端的加热机构,所述滑动平台顶面中央固定安装有放置装置。本发明通过该装置的设置,可自动对巴斯德管进行拉伸,且可通过对第三液压杆的行程设定,调整拉伸效果,通过这种设置,保证巴斯德管拉伸后的管径适宜转移配子和胚胎,即使是新手也可很快拉伸出适于实际使用的巴斯德管,提高巴斯德管利用效率,防止人工拉管不成功,造成巴斯德管的浪费,增加经济损失；本发明提供一种用于管径调节的自动拉管装置工作方法,为该自动拉管装置提供了使用说明和操作步骤,适于实际使用。(The invention discloses an automatic pipe drawing device for pipe diameter adjustment, which comprises a sliding platform and a heating mechanism fixedly arranged at the rear end of the top surface of the sliding platform, wherein a placing device is fixedly arranged in the center of the top surface of the sliding platform. According to the device, the pasteur tube can be automatically stretched, the stretching effect can be adjusted by setting the stroke of the third hydraulic rod, the stretched tube diameter of the pasteur tube is ensured to be suitable for transferring gametes and embryos through the setting, the pasteur tube suitable for practical use can be rapidly stretched even by a novice hand, the pasteur tube utilization efficiency is improved, the phenomenon that manual tube drawing is unsuccessful, waste of the pasteur tube is caused, and economic loss is increased; the invention provides a working method of an automatic pipe drawing device for adjusting pipe diameter, provides use instructions and operation steps for the automatic pipe drawing device, and is suitable for practical use.)

1. The utility model provides an automatic trombone slide device for pipe diameter is adjusted which characterized in that: the heating device comprises a sliding platform (1) and a heating mechanism (2) fixedly installed at the rear end of the top surface of the sliding platform (1), wherein a placement device (3) is fixedly installed in the center of the top surface of the sliding platform (1);

the placing device (3) comprises a Pasteur pipe (4) and a fastening mechanism (5) which is installed outside the Pasteur pipe (4) in a matching mode, and a pipe pulling mechanism (6) is installed on the right side of the Pasteur pipe (4) in a matching mode;

the fastening mechanism (5) comprises an adjusting fastening frame (51) and a support frame (52) which are arranged in parallel, movable sliding plates (53) are fixedly mounted at the front end and the rear end below the adjusting fastening frame (51), the movable sliding plates (53) are slidably mounted on the top surface of the sliding platform (1), one end, far away from the adjusting fastening frame (51), of the top surface of each movable sliding plate (53) is fixedly connected with the support frame (52), a connecting partition plate (531) is fixedly mounted between the two movable sliding plates (53), a second hydraulic rod (532) is arranged on the left side surface of the connecting partition plate (531), a first vertical plate (533) is fixedly mounted at one end, far away from the connecting partition plate (531), of the second hydraulic rod (532), and the first vertical plate (533) is fixedly mounted at the left end of the top surface;

the pipe pulling mechanism (6) comprises a connecting sleeve (61) and a closing plate (62) fixedly installed on the right side face of the connecting sleeve (61), a supporting column (611) is fixedly installed below the connecting sleeve (61), the supporting column (611) is installed on the top face of the sliding platform (1) in a sliding mode, a movable sliding rod (63) is fixedly installed on the right side face of the closing plate (62), a second vertical plate (64) is installed on one end, far away from the closing plate (62), of the outer surface of the movable sliding rod (63) in a sliding mode, the second vertical plate (64) is installed on the top face of the sliding platform (1) in a sliding mode, a pushing disc (65) is vertically installed at one end, penetrating through the second vertical plate (64), of the movable sliding rod (63), a third hydraulic rod (66) is arranged on the left side face of the pushing disc (65), and a positioning hole (641) matched with the third hydraulic rod, a third vertical plate (67) is fixedly arranged at one end of the third hydraulic rod (66) penetrating through the positioning hole (641);

a sliding groove plate (7) is fixedly installed between the second vertical plate (64) and the connecting partition plate (531), the right side face of the sliding groove plate (7) is fixedly connected with the left side face of the second vertical plate (64), the sliding groove plate (7) is slidably installed on the top face of the sliding platform (1), a movable sliding groove (71) matched with the supporting column (611) is formed in the top face of the sliding groove plate (7), and a third vertical plate (67) is fixedly installed at one end, close to the second vertical plate (64), of the top face of the sliding groove plate (7).

2. An automatic pipe drawing device for pipe diameter adjustment according to claim 1, wherein: the heating mechanism (2) comprises a heat source generator (21) and a U-shaped support (22) fixedly installed outside the heat source generator (21), a first hydraulic rod (221) is arranged on the lower bottom surface of the U-shaped support (22), and the first hydraulic rod (221) is fixedly installed on the top surface of the sliding platform (1);

positioning circular rings (222) are fixedly installed on the left side surface and the right side surface of the U-shaped support (22), positioning slide rods (223) are installed in the positioning circular rings (222) in a sliding mode, and the positioning slide rods (223) are fixedly installed on the top surface of the sliding platform (1);

a connecting baffle plate (23) is fixedly installed on the rear side face of the U-shaped support (22), a first threaded hole (24) is formed in the connecting baffle plate (23), a first bolt (25) is connected to the first threaded hole (24) in an internal thread mode, and a rotating through hole (26) matched with the first bolt (25) is formed in the rear side face of the heat source generator (21);

the edge of the front side surface of the heat source generator (21) is fixedly communicated with a heat source port (27).

3. An automatic pipe drawing device for pipe diameter adjustment according to claim 1, wherein: the adjusting and fastening frame (51) comprises a first arc-shaped plate (511) and a second arc-shaped plate (512) which are symmetrically arranged, an arc-shaped sliding groove (534) matched with the second arc-shaped plate (512) is formed in the top surface of the connecting partition plate (531), the pasteur tube (4) is arranged between the first arc-shaped plate (511) and the second arc-shaped plate (512) in a matched mode, first connecting plates (513) are fixedly installed at two ends of the first arc-shaped plate (511), second connecting plates (514) are fixedly installed at two ends of the second arc-shaped plate (512), and the lower bottom surface of each second connecting plate (514) is fixedly connected with the top surface of the corresponding movable sliding plate (53);

a threaded column (515) is fixedly mounted on the top surface of the second connecting plate (514), a through hole (516) matched with the threaded column (515) is formed in the top surface of the first connecting plate (513), and a nut (517) is connected to one end, penetrating through the through hole (516), of the threaded column (515);

the supporting frame (52) comprises a third arc-shaped plate (521) and third connecting plates (522) fixedly mounted at two ends of the third arc-shaped plate (521), and the lower bottom surface of each third connecting plate (522) is fixedly connected with the top surface of the corresponding movable sliding plate (53);

the inner surfaces of the first arc-shaped plate (511), the second arc-shaped plate (512) and the third arc-shaped plate (521) are fixedly provided with anti-skidding base plates.

4. An automatic pipe drawing device for pipe diameter adjustment according to claim 1, wherein: second threaded holes (612) are formed in the front end and the rear end of the connecting sleeve (61), second bolts (613) are connected to the second threaded holes (612) in an internal thread mode, and friction pads (614) are rotatably mounted at one ends, penetrating through the second threaded holes (612), of the second bolts (613);

the rear side face of the friction pad (614) is fixedly provided with an L-shaped sliding rod (615), and the front end and the rear end of the connecting sleeve (61) are respectively provided with a connecting sliding hole (616) matched with the L-shaped sliding rod (615).

5. A working method of an automatic pipe drawing device for adjusting pipe diameter is characterized in that: the method comprises the following steps:

step a: starting a third hydraulic rod (66), moving a connecting sleeve (61) to the direction close to the right end of the sliding platform (1), after the movement is finished, placing the pasteur tube (4) in an adjusting and fastening frame (51) and a supporting frame (52), screwing a nut (517), and fixing the thicker end of the pasteur tube (4);

step b: starting a third hydraulic rod (66), moving the connecting sleeve (61) in the direction close to the narrow tube of the Pasteur tube (4), screwing a second bolt (613), and fixing the narrow tube of the Pasteur tube (4);

step c: rotating a first bolt (25), adjusting the front and rear positions of a heat source generator (21), starting a first hydraulic rod (221) to adjust the height of the heat source generator (21), enabling a heat source port (27) at the front end of the heat source generator (21) to be close to a part to be preheated, and starting a second hydraulic rod (532) to enable a part to be preheated of the Pasteur pipe (4) to be close to the heat source port (27) at the front end of the heat source generator (21);

step d: starting a heat source generator (21) to heat a part to be preheated of the Pasteur tube (4), closing the heat source generator (21) after heating, starting a third hydraulic rod (66), and stretching the Pasteur tube (4) to stretch out a first thin tube;

step e: and (4) taking a new pasteur tube (4), repeating the steps a-d to obtain a second thin tube, mutually rubbing the thin tube parts of the first thin tube and the second thin tube until the thin tube parts are separated, starting the heat source generator (21), and moistening the separated ends of the first thin tube and the second thin tube to obtain the pasteur tube with the required tube diameter.

Technical Field

The invention belongs to the technical field of biomedical instruments, and particularly relates to an automatic pipe drawing device for pipe diameter adjustment and a working method thereof.

Background

The pasteur tube is used for gamete and embryo transfer in the process of in vitro fertilization of the assisted reproduction technology, because the diameter of the embryo is different and the required tube diameter is different in practical application, the pasteur tube needs to be stretched, and the tube diameter of the pasteur tube is heated and then the thin tube part of the pasteur tube is stretched to conform to the tube diameter of the embryo transferred at ordinary times.

The stretching of the pasteur tube requires a worker to perform the tube stretching based on a long-term tube stretching experience, and even a skilled worker is difficult to ensure that the pasteur tube can be used for each stretching due to human error, so that the utilization efficiency of the pasteur tube is reduced, waste of the pasteur tube is caused, and economic loss is increased.

Disclosure of Invention

The invention aims to overcome the problems in the prior art and provide an automatic tube drawing device for adjusting the tube diameter, the device can automatically draw a pasteur tube, and can adjust the drawing effect by setting the stroke of a third hydraulic rod, so that the consistency of the drawing quality of the pasteur tube for multiple times is ensured, the pasteur tube suitable for practical use can be quickly drawn by even a new hand, the utilization efficiency of the pasteur tube is improved, and the economic loss is reduced; the invention provides a working method of an automatic pipe drawing device for adjusting pipe diameter, provides use instructions and operation steps for the automatic pipe drawing device, and is suitable for practical use.

In order to achieve the technical purpose and achieve the technical effect, the invention is realized by the following technical scheme:

an automatic pipe drawing device for pipe diameter adjustment comprises a sliding platform and a heating mechanism fixedly installed at the rear end of the top surface of the sliding platform, wherein a placement device is fixedly installed in the center of the top surface of the sliding platform;

the placing device comprises a pasteur tube and a fastening mechanism which is arranged outside the pasteur tube in a matching way, and a tube drawing mechanism is arranged on the right side of the pasteur tube in a matching way;

the fastening mechanism comprises an adjusting fastening frame and a support frame which are arranged in parallel, movable sliding plates are fixedly mounted at the front end and the rear end below the adjusting fastening frame, the movable sliding plates are slidably mounted on the top surface of a sliding platform, one end, away from the adjusting fastening frame, of the top surface of each movable sliding plate is fixedly connected with the support frame, a connecting partition plate is fixedly mounted between the two movable sliding plates, a second hydraulic rod is arranged on the left side surface of the connecting partition plate, a first vertical plate is fixedly mounted at one end, away from the connecting partition plate, of the second hydraulic rod, and the first vertical plate is fixedly mounted at the left end of the;

the tube drawing mechanism comprises a connecting sleeve and a sealing plate fixedly arranged on the right side face of the connecting sleeve, a supporting column is fixedly arranged below the connecting sleeve and is slidably arranged on the top face of a sliding platform, a movable sliding rod is fixedly arranged on the right side face of the sealing plate, a second vertical plate is slidably arranged at one end, far away from the sealing plate, of the outer surface of the movable sliding rod, the second vertical plate is slidably arranged on the top face of the sliding platform, a pushing disc is vertically arranged at one end, penetrating through the second vertical plate, of the movable sliding rod, a third hydraulic rod is arranged on the left side face of the pushing disc, a positioning hole matched with the third hydraulic rod is formed in the right side face of the second vertical plate, and a third vertical plate is fixedly arranged at;

a sliding groove plate is fixedly installed between the second vertical plate and the connecting partition plate, the right side face of the sliding groove plate is fixedly connected with the left side face of the second vertical plate, the sliding groove plate is slidably installed on the top face of the sliding platform, a moving sliding groove matched with the supporting column is formed in the top face of the sliding groove plate, and a third vertical plate is fixedly installed at one end, close to the second vertical plate, of the top face of the sliding groove plate.

Further, the heating mechanism comprises a heat source generator and a U-shaped support fixedly installed outside the heat source generator, a first hydraulic rod is arranged on the lower bottom surface of the U-shaped support, and the first hydraulic rod is fixedly installed on the top surface of the sliding platform;

positioning circular rings are fixedly arranged on the left side surface and the right side surface of the U-shaped support, positioning slide rods are slidably arranged in the positioning circular rings, and the positioning slide rods are fixedly arranged on the top surface of the sliding platform;

a connecting baffle is fixedly arranged on the rear side surface of the U-shaped bracket, a first threaded hole is formed in the connecting baffle, a first bolt is connected to the first threaded hole in an internal thread mode, and a rotating through hole matched with the first bolt is formed in the rear side surface of the heat source generator;

the edge of the front side surface of the heat source generator is fixedly communicated with a heat source port.

Furthermore, the adjusting and fastening frame comprises a first arc-shaped plate and a second arc-shaped plate which are symmetrically arranged, an arc-shaped sliding groove matched with the second arc-shaped plate is formed in the top surface of the connecting partition plate, the pasteur tube is arranged between the first arc-shaped plate and the second arc-shaped plate in a matched mode, first connecting plates are fixedly installed at two ends of the first arc-shaped plate, second connecting plates are fixedly installed at two ends of the second arc-shaped plate, and the lower bottom surface of each second connecting plate is fixedly connected with the top surface of the corresponding movable sliding plate;

the top surface of the second connecting plate is fixedly provided with a threaded column, the top surface of the first connecting plate is provided with a through hole matched with the threaded column, and one end of the threaded column penetrating through the through hole is connected with a nut in a threaded manner;

the support frame comprises a third arc-shaped plate and third connecting plates fixedly arranged at two ends of the third arc-shaped plate, and the lower bottom surface of each third connecting plate is fixedly connected with the top surface of the corresponding movable sliding plate;

the inner surfaces of the first arc-shaped plate, the second arc-shaped plate and the third arc-shaped plate are fixedly provided with anti-skidding base plates.

Furthermore, second threaded holes are formed in the front end and the rear end of the connecting sleeve respectively, second bolts are connected with the second threaded holes in an internal thread mode, and one ends of the second bolts penetrating through the second threaded holes are rotatably provided with friction pads;

the friction pad is characterized in that an L-shaped sliding rod is fixedly mounted on the rear side face of the friction pad, and connecting sliding holes matched with the L-shaped sliding rods are formed in the front end and the rear end of each connecting sleeve.

An automatic pipe drawing device working method for pipe diameter adjustment comprises the following steps:

step a: starting a third hydraulic rod, moving the connecting sleeve to the direction close to the right end of the sliding platform, placing the pasteur tube in the adjusting and fastening frame and the supporting frame after the movement is finished, screwing the nut, and fixing the thicker end of the pasteur tube;

step b: starting a third hydraulic rod, moving the connecting sleeve to the direction close to the thin tube of the Pasteur tube, screwing a second bolt, and fixing the thin tube of the Pasteur tube;

step c: rotating the first bolt, adjusting the front and rear positions of the heat source generator, starting the first hydraulic rod to adjust the height of the heat source generator to enable the heat source port at the front end of the heat source generator to be close to the part to be preheated, and starting the second hydraulic rod to enable the part to be preheated of the Pasteur pipe to be close to the heat source port at the front end of the heat source generator;

step d: starting a heat source generator to heat a part to be preheated of the pasteur tube, closing the heat source generator after heating, starting a third hydraulic rod to stretch the pasteur tube to stretch a first thin tube;

step e: and (d) taking a new Pasteur tube, repeating the steps a-d to obtain a second thin tube, rubbing the thin tube parts of the first thin tube and the second thin tube with each other until the thin tube parts are separated, starting the heat source generator, and moistening the separated ends of the first thin tube and the second thin tube to obtain the Pasteur tube with the required diameter.

The invention has the beneficial effects that:

1. the invention provides an automatic tube drawing device for adjusting tube diameter, which can automatically draw a Pasteur tube, can adjust the drawing effect by setting the stroke of a third hydraulic rod, can ensure the consistency of the drawing quality of the Pasteur tube for many times, can quickly draw the Pasteur tube suitable for practical use even by novice, improves the utilization efficiency of the Pasteur tube, and prevents economic loss caused by unsuccessful tube drawing.

2. The invention provides a working method of an automatic pipe drawing device for adjusting pipe diameter, provides use instructions and operation steps for the automatic pipe drawing device, and is suitable for practical use.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an exploded view of a portion of the structure of the present invention;

FIG. 3 is a rear view of a partial structure of the present invention;

FIG. 4 is a schematic view of a partial structure of the present invention;

FIG. 5 is a schematic view of a portion of the present invention;

FIG. 6 is a schematic view of a partial structure of the present invention;

FIG. 7 is a partial schematic view of the present invention;

FIG. 8 is a left side view of a partial structure of the present invention;

FIG. 9 is a top view of a partial structure of the present invention;

FIG. 10 is a schematic view of a portion of the present invention;

FIG. 11 is a partial schematic view of the present invention;

fig. 12 is an exploded view of a partial structure of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.