CN112776353B - Sterile cutting and welding device for hoses and using method - Google Patents

Sterile cutting and welding device for hoses and using method Download PDF

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Publication number
CN112776353B
CN112776353B CN202110001580.6A CN202110001580A CN112776353B CN 112776353 B CN112776353 B CN 112776353B CN 202110001580 A CN202110001580 A CN 202110001580A CN 112776353 B CN112776353 B CN 112776353B
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China
Prior art keywords
clamp
hose
anchor clamps
fixture
side anchor
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CN202110001580.6A
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CN112776353A (en
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不公告发明人
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Wuhan Qixin Technology Co ltd
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Wuhan Qixin Technology Co ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/18—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools
    • B29C65/22—Heated wire resistive ribbon, resistive band or resistive strip
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/74—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by welding and severing, or by joining and severing, the severing being performed in the area to be joined, next to the area to be joined, in the joint area or next to the joint area
    • B29C65/741—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by welding and severing, or by joining and severing, the severing being performed in the area to be joined, next to the area to be joined, in the joint area or next to the joint area characterised by the relationships between the joining step and the severing step
    • B29C65/7419—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by welding and severing, or by joining and severing, the severing being performed in the area to be joined, next to the area to be joined, in the joint area or next to the joint area characterised by the relationships between the joining step and the severing step characterised by the time relationship between the joining step and the severing step, said joining step and said severing step being performed by the same tool but at different times
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/74—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by welding and severing, or by joining and severing, the severing being performed in the area to be joined, next to the area to be joined, in the joint area or next to the joint area
    • B29C65/743—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by welding and severing, or by joining and severing, the severing being performed in the area to be joined, next to the area to be joined, in the joint area or next to the joint area using the same tool for both joining and severing, said tool being monobloc or formed by several parts mounted together and forming a monobloc
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/78—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
    • B29C65/7841—Holding or clamping means for handling purposes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/02—Preparation of the material, in the area to be joined, prior to joining or welding
    • B29C66/022—Mechanical pre-treatments, e.g. reshaping
    • B29C66/0222—Mechanical pre-treatments, e.g. reshaping without removal of material, e.g. cleaning by air blowing or using brushes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/344—Stretching or tensioning the joint area during joining
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/52—Joining tubular articles, bars or profiled elements
    • B29C66/522—Joining tubular articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
    • B29C66/834—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools moving with the parts to be joined
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/90—Measuring or controlling the joining process
    • B29C66/96—Measuring or controlling the joining process characterised by the method for implementing the controlling of the joining process
    • B29C66/961—Measuring or controlling the joining process characterised by the method for implementing the controlling of the joining process involving a feedback loop mechanism, e.g. comparison with a desired value
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/753—Medical equipment; Accessories therefor

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)

Abstract

The invention relates to a sterile cutting and welding device for a hose and a using method thereof.A metal belt box and a clamp assembly are arranged on a frame, a metal belt can rotate between a driving wheel and a driven wheel through the metal belt box, so that the automatic recovery and updating of the metal belt can be realized, the clamp assembly is used for clamping and draining the hose, when the device is used, the automatic clamping of the hose can be realized by combining the action of a power element, and the cutting action of the metal belt and the related moving parts of the clamp are combined, so that the device can accurately, quickly and integrally complete the cutting, melting and butt joint of the hose.

Description

Sterile cutting and welding device for hoses and using method
Technical Field
The invention relates to the field of medical treatment, in particular to a sterile cutting and welding device and a welding method for a hose.
Background
In the medical industry, when carrying out the aseptic cutting and the butt fusion of hose, the aseptic equipment of plugging into of current most adopts wire or heat seal device cutting with the hose at first station at first, then removes the hose to next station and adopts the heating plate to toast and realize the butt fusion, so must lead to single time overlength of plugging into, has reduced the work efficiency of equipment, simultaneously because the cutting of hose and butt fusion are at two different stations, can increase the fault rate of equipment and the welded failure rate.
On one hand, the metal wire is used for electrifying and cutting the pipeline by part of the existing manufacturers, the wire breaking fault is easy to occur, the connection failure is caused, and the whole box of consumables and precious blood are wasted. In addition, the heating plate of the existing manufacturer is baked in a non-contact mode, energy is not concentrated, the temperature of the whole equipment is easily high, energy waste is caused, the accelerated aging of a control circuit is easily caused, the heating plate is used for baking the stub end, the stub end is naturally melted and sealed, and the stub end is easily leaked to pollute the whole equipment.
On the other hand, the consumable material of the existing manufacturer has a complex structure, some precious metals are adopted, so that the price is higher, and the ever-increasing market demand cannot be met. Wherein, the number of times that some producers can load the consumptive material at every turn is few partially, leads to the operator to frequently change the consumptive material box, and even there is one kind and can realize the cutting of pipeline and the welded device of plugging into through the cutting piece, nevertheless this cutting piece be the independent thin slice of monolithic, plug into every time and all need reload cutting piece, must have the trouble that the cutting piece loaded the failure, causes its availability factor to be low. Meanwhile, after part of manufacturers are plugged, polluted cutting pieces are scattered and stored, exposed in waste storage boxes and cleaned in a short time, so that the polluted consumables cannot be recovered safely and reliably, and the problem of bringing safety risks to operators is inevitable.
At present, some manufacturers in the market adopt the connection equipment of the cutting blade, the design of the device for fixing and flattening the hose is very complex, so that the volume and the weight of the device are larger, and in the connection operation process, an operator needs to repeatedly rotate to open and close the device once, so that the physical strength of the operator is greatly consumed, and the risk of occupational diseases is possibly brought to the operator.
Meanwhile, the existing equipment adopts open-loop control for connection temperature control, does not contain a terminal temperature feedback unit, does not have temperature anti-interference and can not carry out constant temperature control, so that connection is unstable, the equipment can not be well adapted to the connection of different manufacturers, different pipe diameters, different temperatures (refrigeration/normal temperature pipelines), different environments and dry and wet pipelines, and connection failure is easy to occur.
Disclosure of Invention
In order to solve the defects of the prior art, the invention provides a hose welding device and a welding method which can reliably and efficiently realize hose welding and can safely and efficiently load and recycle used consumables.
According to one aspect of the invention, the sterile cutting and welding device for the hoses comprises a rack, a metal belt box and a clamp assembly, wherein the metal belt box and the clamp assembly are arranged on the rack, the clamp assembly comprises a left clamp and a right clamp, the left clamp and the right clamp are arranged in parallel at an interval, an accommodating cavity is formed in the metal belt box, a concave groove is formed in the edge of the metal belt box, a driving wheel and a driven wheel are arranged in the accommodating cavity, the driving wheel is connected with the driven wheel through a metal belt, the metal belt penetrates through two side faces of the concave groove and is located between the left clamp and the right clamp, and the metal belt is arranged perpendicular to the direction of the hoses.
Preferably, on the basis of the scheme, the metal belt is provided with a limiting left electrode and a limiting right electrode at two ends of the concave groove respectively, the metal belt penetrates through the limiting left electrode and the limiting right electrode respectively, the limiting left electrode and the limiting right electrode are electrically connected with a control power supply respectively, and the metal belt is a resistance belt.
Preferably, the right side anchor clamps include lower anchor clamps and upper clamp, lower anchor clamps are in the concave groove, just upper clamp with lower anchor clamps set up relatively, just the upper clamp with the terminal surface that lower anchor clamps match is equipped with protruding briquetting.
On the basis of the scheme, the left clamp comprises a first clamp and a second clamp, the first clamp and the second clamp are oppositely arranged, and a protruding pressing block is arranged on the end face, matched with the first clamp, of the second clamp.
On the basis of the scheme, the bottom of the metal tape box is preferably provided with an L-shaped support plate, the rack is provided with a driving body, and the driving body is connected with the support plate to drive the support plate to move up and down.
On the basis of the scheme, the supporting plate is preferably provided with a guide groove on the end face of one side, close to the left side clamp, of the supporting plate, and a protrusion matched with the guide groove is arranged on the end face of the left side clamp.
Preferably on the basis of the scheme, the driving body comprises a stepping motor, a bilinear slide rail and a synchronous belt, a synchronous belt pulley is installed at the output end of the stepping motor, the ball screw is connected with the bottom of the support plate, the ball screw is provided with a driven belt pulley, the driven belt pulley is connected with the synchronous belt pulley through the synchronous belt, the bilinear slide rail is installed on the rack, and the end part of the support plate is connected with a sliding block of the bilinear slide rail.
On the basis of the scheme, the driving wheel is preferably externally connected with a rotary motor, the metal belt is provided with a temperature sensor, and the temperature sensor, the rotary motor and the control power supply are respectively externally connected with a controller.
On the basis of the scheme, the bottom of the left clamp is preferably provided with an X/Y sliding table, and the rack is provided with a guide rail matched with the X/Y sliding table.
The invention also provides a using method of the sterile cutting and welding device for the hose, which comprises the following steps:
step 1, straightening a hose to be cut through a left clamp and a right clamp, and keeping the hose to be cut in a flat and tensioned state;
step 2, the metal tape box moves upwards, and the hose is heated and cut through the metal tape;
step 3, controlling the left clamp to move relative to the right clamp so that the end faces of the hoses to be jointed are oppositely arranged;
and 4, controlling the metal tape box to move downwards to enable the left clamp and the right clamp to move towards each other so as to enable the hose to be jointed.
The invention discloses a sterile cutting and welding device for a hose and a using method thereof.A metal belt box and a clamp assembly are arranged on a frame, a metal belt can rotate between a driving wheel and a driven wheel through the metal belt box, so that the automatic recovery and updating of the metal belt can be realized, the clamp assembly is used for clamping and draining the hose, when the device is used, the automatic clamping of the hose can be realized by combining the action of a power element, and the cutting action of the metal belt and the relevant moving parts of the clamp are combined, so that the device can accurately, quickly and integrally complete the cutting, melting and butt joint of the hose.
Drawings
FIG. 1 is a perspective view of the present invention, a hose sterile cutting and welding apparatus;
FIG. 2 is a second state view of the aseptic cutting and welding apparatus for flexible tubes of the present invention;
FIG. 3 is another state diagram of the sterile cutting and welding device for flexible pipes of the present invention
Fig. 4 is a structural view of a metal tape cassette of the present invention;
FIG. 5 is a view of the metal tape cassette of the present invention after the support plate has been installed;
fig. 6 is a flow chart of the method of using the aseptic cutting and welding device for flexible pipes of the present invention.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
Referring to fig. 1 in conjunction with fig. 2 and 3, the present invention provides a device for aseptic cutting and welding of flexible pipes, which includes a frame 10, a metal tape cassette 20 mounted on the frame 10, and a clamp assembly 30.
Wherein, the frame 10 provides a mounting base for mounting the metal tape box 20 and the clamp assembly 30; a resistive tape 24 for receiving and mounting a cutting hose in the metal tape cassette 20; the clamp assembly 30 is used for clamping the hose on both sides, and the accuracy of the relative welding positions is ensured.
As shown in fig. 3 and 4, the clamp assembly 30 of the present invention includes a left clamp 31 and a right clamp 32, the left clamp 31 and the right clamp 32 are spaced apart from each other in parallel, the left clamp 31 is used for fixing the left side of the hose, and the right clamp 32 is used for fixing the right end of the hose, and a welding space is provided for welding the hose by using a gap formed between the left clamp 31 and the right clamp 32, that is, the resistance band 24 cuts the hose at the gap formed between the left clamp 31 and the right clamp 32.
Referring to fig. 4 and 5, a receiving cavity is formed in a metal tape cartridge 20 of the present invention, a concave groove 21 is formed in an edge of the metal tape cartridge 20, a driving wheel 23 and a driven wheel 22 are installed in the receiving cavity, the driving wheel 23 is connected to the driven wheel 22 through a resistance tape 24, the resistance tape 24 passes through two side surfaces of the concave groove 21, the resistance tape 24 is located between a left clamp 31 and a right clamp 32, and the resistance tape 24 is perpendicular to a hose.
The driving wheel 23 and the driven wheel 22 are arranged in the accommodating cavities on two sides of the concave groove 21, two ends of the resistance belt 24 are respectively fixed on the driving wheel 23 and the driven wheel 22, the driving wheel 23 is driven, so that the resistance belt 24 rotates among the driving wheel 23, the concave groove 21 and the driven wheel 22, and when the metal tape box 20 and the clamp assembly 30 move relatively, the cutting effect of the resistance belt 24 relative to the hose can be realized. Because the strength of the resistive tape 24 is relatively high, and the resistive tape 24 and the metal tape cassette 20 move simultaneously in the movement process, the overall strength of the resistive tape is relatively high, so that the resistive tape 24 is not damaged, and the service life of the resistive tape can be effectively ensured.
In view of the PVC material generally adopted by the hose, the strength of the hose is relatively reduced under the condition of heating, therefore, the resistance band 24 utilizes the conductive heating performance of the resistance band 24, the limiting left electrode 25 and the limiting right electrode 26 are respectively arranged at the two ends of the resistance band 24 positioned in the concave groove 21, the resistance band 24 respectively penetrates through the limiting left electrode 25 and the limiting right electrode 26, the limiting left electrode 25 and the limiting right electrode 26 are respectively electrically connected with a control power supply, and the purpose of adjusting the temperature on the resistance band 20 is achieved by inputting current or voltage through the controller.
Set up spacing left electrode and spacing right electrode 26 through the both sides at concave groove 21, not only can rectify the effect to resistance area 24, but also can utilize spacing left electrode 25 and spacing right electrode 26, make resistance area 24 circular telegram between spacing left electrode 25 and the spacing right electrode 26 and heat, when resistance area 24 is close to or contacts with the hose, can heat the hose, thereby make resistance area 24 when cutting with the hose, can effectively guarantee that it cuts accurately, no external pollutant gets into the contaminated hose.
It should be noted that the right clamp 32 of the present invention includes a lower clamp 321 and an upper clamp 33, the lower clamp 321 is located in the concave groove 21, the upper clamp 33 is disposed opposite to the lower clamp 321, and a protruding pressing block 36 is disposed on an end surface of the upper clamp 33 matching with the lower clamp 321.
Similar to the right clamp 32, the left clamp 31 of the present invention includes a first clamp 34 and a second clamp 35, the first clamp 34 is disposed opposite to the second clamp 35, and a protruding pressing block 37 is disposed on an end surface of the second clamp 35 matching with the first clamp 34.
During the use, fix a position the hose through lower anchor clamps 321 and first anchor clamps 34, then, utilize briquetting 36 on the anchor clamps 33 and compact heap 37 on the second anchor clamps 35, be used in on the hose, realize the liquid extrusion discharge on the hose, guarantee the hose connection department, no liquid, avoid the liquid in the hose to receive external pollution, guaranteed cutting and melting effect simultaneously.
The bottom of the metal tape box 20 of the invention is provided with an L-shaped support plate 38, the frame 10 is provided with a driving body 39, and the driving body 39 is connected with the support plate 38 to drive the support plate 38 to move up and down.
In one embodiment of the present invention, the plate 38 of the present invention has a guide groove 40 on the end surface near the left clamp 31, and the end surface of the left clamp 31 has a protrusion matching with the guide groove 40. During the use, drive body 39 is like electric jar etc. through, drives the relative motion of extension board 38 relative to anchor clamps subassembly 30 to can realize the relative motion of metal tape box 20 relative to anchor clamps subassembly 30, in the motion process, can realize its accurate removal through guide way 40 and protruding cooperation, guarantee to cut relative accuracy between resistance area 24 and the hose.
In another embodiment of the present invention, the driving body 39 of the present invention includes a stepping motor, a dual linear rail 391 and a timing belt 392, the output end of the stepping motor is provided with a timing pulley, the ball screw 393 is connected to the bottom of the support plate 38, the ball screw 393 is provided with a driven pulley, the driven pulley is connected to the timing pulley through the timing belt 392, the dual linear rail 391 is mounted on the frame 10, and the end of the support plate 38 is connected to the slider of the dual linear rail 391. That is, the stepping motor drives the ball screw 393 on the lifting unit through the synchronous belt pulley, realizes the lifting moving unit, drives the resistance belt 24 to move, and the electrodes at the two ends of the resistance belt 24 are electrified to generate heat at the same time, so that the hose cutting is realized, and the specific structure is shown in fig. 3.
The driving wheel 23 of the invention is externally connected with a rotary motor, and a temperature sensor is arranged on the resistance belt 24, and the temperature sensor, the rotary motor and the control power supply are respectively externally connected with a controller. When the temperature control device is used, the temperature of the resistance band 24 can be obtained through the temperature sensor so as to control the temperature of the resistance band 24, and the accurate control of the temperature of the resistance band can be realized by adjusting the voltages of the limiting left electrode 25 and the limiting right electrode 26. Meanwhile, the rotary motor can adjust the moving speed of the resistance belt 24 and change the temperature of the resistance belt 24.
In the invention, the bottom of the left clamp 31 is provided with an X/Y sliding table 60, the X/Y sliding table 60 is fixed on the frame 1, the left clamp 31 is fixed on the X/Y sliding table 60, and the movement of the X/Y shaft in two directions can be realized, when the device is used, the X/Y sliding table 60 is driven to move away from the right clamp 32 in the X direction so as to leave the space position of a resistor belt for cutting a hose, the sliding table is driven to move in a staggered manner relative to the right clamp 32 in the Y direction so as to realize the accurate alignment of the end surfaces of the hose to be butted, and the sliding table is driven to move close to the right clamp in the X direction so as to realize the butting of the hose after alignment.
It should be noted that the present invention can also be provided with an X/Y sliding table 60 at the bottom of the right clamp 32 of the present invention, and the structure and the action principle are similar to this, so the details are not described herein again.
Referring to fig. 6, the present invention further provides a method for using the sterile cutting and welding device for flexible pipes, comprising the following steps:
step 1, extruding the hose to be cut by the left clamp 31 and the right clamp 32 to enable the hose to be cut to be in a flat state.
And 2, driving the left clamp 31 to move in the direction away from the right clamp 32 through the X/Y sliding table, squeezing liquid in the hose to be cut, and meanwhile, making up a resistance band cutting space.
And step 3, electrifying and heating the metal belt 24 through the left electrode 25 and the right electrode 26, driving the resistance belt 24 to move upwards through the driving body 39, and cutting and heating the hose.
And 4, driving the resistance belt 24 to move downwards through the driving body 39, so that a butt joint space of the hose to be butted is vacated.
And 5, driving the left clamp 31 to move in a staggered manner relative to the right clamp 32 through the X/Y sliding table, so that the end faces with the butt joint hoses are aligned.
And 6, driving the left clamp 31 to move in the direction close to the right clamp 32 through the X/Y sliding table, and butting the hose.
And 7, recovering the used resistance belt 24 by driving the driving wheel 23, and simultaneously driving the driven wheel 21 to output the resistance belt 24 to be used.
According to the sterile cutting and welding device for the hoses and the using method thereof, the metal tape box 20 and the clamp assembly 30 are installed on the rack 10, the resistance tape 24 can rotate between the driving wheel 23 and the driven wheel 22 through the metal tape box 20, so that the resistance tape 24 can be automatically recovered and updated, the clamp assembly 30 is used for clamping and draining the hoses, when the sterile cutting and welding device is used, the automatic clamping of the hoses can be realized through the action of a power element, the resistance tape 24 in the metal tape box 20 is utilized, and the limiting left electrode 25 and the limiting right electrode 26 are combined, so that the resistance tape 24 can be limited to ensure the cutting accuracy, and the resistance tape 24 can be heated to be softened in the cutting process through the electrode, and the cutting effect of the resistance tape 24 is combined to ensure that the hoses can be cut more quickly and accurately.
Finally, the method of the present application is only a preferred embodiment and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (2)

1. The utility model provides a hose aseptic cutting butt fusion device, its characterized in that includes the frame, installs ribbon cartridge and anchor clamps subassembly in the frame, the anchor clamps subassembly includes left side anchor clamps and right side anchor clamps, left side anchor clamps with the parallel interval of right side anchor clamps sets up, establish the holding chamber in the ribbon cartridge, just the edge of ribbon cartridge is equipped with concave groove, action wheel and follower have been installed to the holding intracavity, the action wheel with around being equipped with the strap on the follower, just the strap passes the both sides face in concave groove, and make the strap be in between left side anchor clamps and the right side anchor clamps, the strap sets up with the direction of hose is perpendicular, the strap is in spacing left electrode and spacing right electrode have respectively been installed to the both ends punishment in concave groove, the strap passes spacing left electrode respectively with spacing right electrode, the limiting left electrode and the limiting right electrode are respectively electrically connected with a control power supply, the metal belt is a resistance belt, the right side fixture comprises a lower fixture and an upper fixture, the lower fixture is positioned in the concave groove, the upper fixture and the lower fixture are oppositely arranged, a protruding pressing block is arranged on the end face, matched with the lower fixture, of the upper fixture, the left side fixture comprises a first fixture and a second fixture, the first fixture and the second fixture are oppositely arranged, a protruding pressing block is arranged on the end face, matched with the first fixture, of the second fixture, a supporting plate in an L shape is arranged at the bottom of the metal belt box, a driving body is arranged on the rack, the driving body is connected with the supporting plate to drive the supporting plate to move up and down, and a guide groove is arranged on the end face, close to the left side fixture, of the supporting plate, the end face of the left clamp is provided with a bulge matched with the guide groove, the driving body comprises a stepping motor, a double-linear sliding rail and a synchronous belt, the output end of the stepping motor is provided with a synchronous belt pulley, a ball screw is connected with the bottom of the support plate, the ball screw is provided with a driven belt pulley, the driven belt pulley is connected with the synchronous belt pulley through the synchronous belt, the double-linear sliding rail is arranged on the rack, the end part of the support plate is connected with a sliding block of the double-linear sliding rail, the driving wheel is externally connected with a rotary motor, a temperature sensor is arranged on the metal belt, the temperature sensor, the rotary motor and the control power supply are respectively externally connected with a controller, the bottom of the left clamp is provided with an X/Y sliding table, and the rack is provided with a guide rail matched with the X/Y sliding table; the X/Y sliding table is driven to move away from the right clamp in the X direction so as to make a space position for cutting the hose by the resistor belt, the sliding table is driven to move in a staggered mode relative to the right clamp in the Y direction so as to achieve accurate alignment of the end faces of the hoses to be butted, and the sliding table is driven to move close to the right clamp in the X direction so as to achieve butting of the aligned hoses; the left side anchor clamps with be equipped with on the right side anchor clamps respectively first press from both sides tight piece on the left side anchor clamps with the tight piece of second clamp on the right side anchor clamps, first press from both sides tight piece with the second press from both sides tight piece and be in the left side anchor clamps with form "V" type when the right side anchor clamps are closed, "V" type bottom orientation and the perpendicular to that the first clamp piece with the tight piece of second clamp becomes need the tight hose of clamp.
2. A method of using the sterile cutting and welding device for flexible pipe according to claim 1, comprising the steps of:
step 1, straightening a hose to be cut through a left clamp and a right clamp, and keeping the hose to be cut in a flat and tensioned state;
step 2, the metal tape box moves upwards, and the hose is heated and cut through the metal tape;
step 3, controlling the left clamp to move relative to the right clamp so that the end faces of the hoses to be jointed are oppositely arranged;
and 4, controlling the metal tape box to move downwards to enable the left clamp and the right clamp to move towards each other so as to enable the hose to be jointed.
CN202110001580.6A 2021-01-04 2021-01-04 Sterile cutting and welding device for hoses and using method Active CN112776353B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110001580.6A CN112776353B (en) 2021-01-04 2021-01-04 Sterile cutting and welding device for hoses and using method

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Application Number Priority Date Filing Date Title
CN202110001580.6A CN112776353B (en) 2021-01-04 2021-01-04 Sterile cutting and welding device for hoses and using method

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CN112776353B true CN112776353B (en) 2022-11-15

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007032771A1 (en) * 2007-07-13 2009-01-15 Kopetzky, Robert, Dr. Sterile connecting system for thermoplastic hoses comprises clamp for hose ends, heater and cutter consisting of metal ribbon which passes from full spool to empty one
CN103767741A (en) * 2013-12-19 2014-05-07 武汉佰美斯医疗科技有限公司 Blood bag sterile connection method and blood bag sterile connection device included in blood bag sterile connection method
CN203854209U (en) * 2014-04-21 2014-10-01 浙江师范大学 Novel bladeless sterile welding device for medical catheters

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007032771A1 (en) * 2007-07-13 2009-01-15 Kopetzky, Robert, Dr. Sterile connecting system for thermoplastic hoses comprises clamp for hose ends, heater and cutter consisting of metal ribbon which passes from full spool to empty one
CN103767741A (en) * 2013-12-19 2014-05-07 武汉佰美斯医疗科技有限公司 Blood bag sterile connection method and blood bag sterile connection device included in blood bag sterile connection method
CN203854209U (en) * 2014-04-21 2014-10-01 浙江师范大学 Novel bladeless sterile welding device for medical catheters

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