CN220333160U - Hot welding sealing device for blood taking needle packaging - Google Patents
Hot welding sealing device for blood taking needle packaging Download PDFInfo
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- CN220333160U CN220333160U CN202322070462.8U CN202322070462U CN220333160U CN 220333160 U CN220333160 U CN 220333160U CN 202322070462 U CN202322070462 U CN 202322070462U CN 220333160 U CN220333160 U CN 220333160U
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- 238000003466 welding Methods 0.000 title claims abstract description 104
- 238000004806 packaging method and process Methods 0.000 title claims abstract description 46
- 238000007789 sealing Methods 0.000 title claims abstract description 38
- 239000008280 blood Substances 0.000 title claims abstract description 18
- 210000004369 blood Anatomy 0.000 title claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 91
- 238000010438 heat treatment Methods 0.000 claims abstract description 48
- 238000003825 pressing Methods 0.000 claims abstract description 31
- 238000005485 electric heating Methods 0.000 claims abstract description 28
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000000741 silica gel Substances 0.000 claims abstract description 22
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 22
- 238000001816 cooling Methods 0.000 claims abstract description 15
- 238000009434 installation Methods 0.000 claims description 10
- 238000012856 packing Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 8
- 238000001990 intravenous administration Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000007664 blowing Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 210000003462 vein Anatomy 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229940127554 medical product Drugs 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
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Abstract
The utility model provides a hot welding sealing device for packaging blood taking needles, which relates to the technical field of medical instrument production, and comprises a shell, wherein a pressing mechanism is arranged at the upper part of the shell, and a lifting hot welding mechanism is arranged below the pressing mechanism; the pressing mechanism comprises a lifting mechanism A, and the lower end of the lifting mechanism A is provided with a hot welding I-shaped silica gel strip; the hot welding mechanism comprises a lifting mechanism B, a heating component matched with the hot welding I-shaped silica gel strips is arranged at the top of the lifting mechanism B, and an air cooling mechanism is arranged at the side of the heating component; the hot welding sealing device is provided with the air cooling mechanism, and the sealing position of the packaging bag is subjected to air blowing and cooling after the packaging bag is hot-welded and sealed, so that the rapid forming of the sealing position of the packaging bag is promoted, the stability of the sealing effect of the packaging bag is ensured, and the packaging quality of the intravenous blood taking needle is ensured; the hot welding sealing device is provided with the tensioning mechanism, so that the electric heating wire is kept in a tensioning state, and the influence of the heating wire on the hot welding sealing effect of the packaging bag due to heating deformation is avoided.
Description
Technical Field
The utility model relates to the technical field of medical instrument production, in particular to a hot welding sealing device for packaging blood taking needles.
Background
The vein blood taking needle is used for collecting blood samples in the medical examination process, is a disposable medical product, and needs to be sterilized and packaged after being assembled through an automatic production line. The packaging bag needs to be sealed after the intravenous blood taking needle is filled into the packaging bag, and the heat welding device for heat welding and sealing the packaging bag on the market generally adopts a heating extrusion mode to finish the heat welding and sealing of the opening of the packaging bag. However, the prior heat welding device mainly has the following defects when in use: because the welding is a continuous production process to the wrapping bag opening, the temperature of heating wire can slowly rise in production process, leads to the high temperature of heating wire when the welding process later stage for the wrapping bag is at its department of sealing high temperature after the heating is ended, leads to the sealing of wrapping bag unable shaping all the time, causes to seal the effect unstable, influences the packaging quality of vein blood taking needle.
Disclosure of Invention
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a heat welding closing device for blood taking needle package, which comprises a shell, wherein the upper part of the shell is provided with a pressing mechanism, and a lifting heat welding mechanism is arranged below the pressing mechanism; the pressing mechanism comprises a lifting mechanism A, and the lower end of the lifting mechanism A is provided with a hot welding I-shaped silica gel strip; the hot welding mechanism comprises a lifting mechanism B, a heating component matched with the hot welding I-shaped silica gel strip is arranged at the top of the lifting mechanism B, and an air cooling mechanism is arranged at the side of the heating component.
Further, the pressing mechanism comprises a hot-welded backboard, and the hot-welded backboard is fixedly arranged at the upper part of the shell along the vertical direction; the lifting mechanism A comprises a lifting cylinder A, the lifting cylinder A is vertically and fixedly arranged at the upper part of the hot welding backboard, the output end of the lifting cylinder A is connected with a pressing bottom plate, and the pressing bottom plate is slidably arranged in front of the hot welding backboard; the lower part of the lamination bottom plate is provided with a silica gel strip fixing plate, and the lower end of the silica gel strip fixing plate is connected with a hot welding I-shaped silica gel strip through a hot welding plate.
Further, a sliding rail A along the vertical direction is fixedly arranged on the front side surface of the heat welding backboard, and a sliding block A matched with the sliding rail A is arranged on the rear side surface of the pressing bottom plate.
Further, the thermal welding mechanism comprises a thermal welding installation bottom plate which is fixedly arranged at the bottom of the shell; the front end of the hot welding installation bottom plate is fixedly provided with a lifting fixing plate along the vertical direction, and the rear part of the lifting fixing plate can be slidably provided with a lifting vertical plate; the lifting mechanism B comprises a lifting cylinder B, the lifting cylinder B is vertically and fixedly arranged on the lifting vertical plate, and the output end of the lifting cylinder B is connected with the hot welding installation bottom plate.
Further, a sealing lifting plate is fixedly arranged at the top of the lifting vertical plate, and a hot welding vertical plate is fixedly arranged on the sealing lifting plate; the heating component is arranged at the top of the hot welding vertical plate through the tensioning mechanism.
Further, the heating assembly comprises an electric heating wire, tensioning mechanisms are arranged at two ends of the electric heating wire, each tensioning mechanism comprises a tensioning spring and a tensioning sliding block, the end parts of the electric heating wire are connected with the tensioning sliding blocks, and the tensioning sliding blocks are slidably arranged in the electric heating wire connection seat; the outer end of the electric heating wire connecting seat is fixedly provided with an electric heating wire adjusting plate, the upper part of the electric heating wire adjusting plate is provided with a through hole, and a screw is inserted into the through hole; the tensioning spring is sleeved on the screw and is positioned at the outer side of the electric heating wire adjusting plate.
Further, the air cooling mechanism comprises an air knife air plate which is fixedly arranged at the rear part of the hot welding vertical plate; the front side wall of the air knife air plate is inwards sunken to form an air cavity which is communicated with an air source; an air outlet communicated with the air cavity is formed in the top of the air knife air plate, and the height position of the air outlet corresponds to the height position of the electric heating wire.
Further, the front part of the hot welding vertical plate is fixedly provided with a bag supporting plate, a plurality of supporting wires which are arranged at intervals along the transverse direction are connected to the bag supporting plate, and the height positions of the supporting wires correspond to the height positions of the electric heating wires.
Compared with the prior art, the hot welding sealing device for packaging the blood taking needle has the following beneficial effects: the hot welding sealing device is provided with an air cooling mechanism, and the sealing position of the packaging bag is subjected to air blowing and cooling after the packaging bag is hot-welded and sealed, so that the rapid forming of the sealing position of the packaging bag is promoted, the stability of the sealing effect of the packaging bag is ensured, and the packaging quality of the intravenous blood taking needle is ensured; the hot welding sealing device is provided with a tensioning mechanism, and the electric heating wire is tensioned through the tensioning spring, so that the electric heating wire is kept in a tensioned state, and the problem that the effect of hot welding sealing of the packaging bag is affected due to the fact that the electric heating wire is easy to bend and deform due to the fact that the heating expansion is prolonged is avoided.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic view showing a structure of a heat-welding sealer for packaging a lancet according to the present utility model.
Fig. 2 is a schematic structural diagram of the pressing mechanism.
Fig. 3 is an exploded view of the press-fit mechanism.
Fig. 4 is a schematic structural view of a thermal welding mechanism.
Fig. 5 is an exploded view of the thermal welding mechanism.
The symbols in the drawings illustrate:
1. a housing; 2. a pressing mechanism; 3. a heat welding mechanism; 4. thermally welding I-shaped silica gel strips; 5. a heating assembly; 6. an air cooling mechanism; 7. a tensioning mechanism; 8. heating wires; 9. a bag supporting plate; 10. a supporting wire; 21. lifting cylinder A; 22. a heat welded back plate; 23. pressing the bottom plate; 24. a silica gel strip fixing plate; 25. a heat welding plate; 26. a sliding rail A; 27. a sliding block A; 31. a thermally welded mounting base plate; 32. lifting the fixing plate; 33. lifting the vertical plate; 34. lifting cylinder B; 35. sealing the lifting plate; 36. a thermal welding vertical plate; 37. a sliding block B; 38. a sliding rail B; 61. an air knife air plate; 62. a wind chamber; 63. an air outlet; 71. tensioning a spring; 72. tensioning the sliding block; 73. a wire holder of the heating wire; 74. an electric heating wire adjusting plate; 75. a through hole; 76. a gasket; 77. and (5) a screw.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
The hot-welding sealing device for packaging blood collection needles provided by the embodiment of the utility model is explained. As shown in fig. 1, a hot welding sealing device for packaging blood taking needles comprises a shell 1, wherein a pressing mechanism 2 is arranged at the upper part of the shell 1, and a lifting hot welding mechanism 3 is arranged below the pressing mechanism 2; the pressing mechanism 2 comprises a lifting mechanism A, and the lower end of the lifting mechanism A is provided with a hot welding I-shaped silica gel strip 4; the hot welding mechanism 3 comprises a lifting mechanism B, a heating component 5 matched with the hot welding I-shaped silica gel strip 4 is arranged at the top of the lifting mechanism B, and an air cooling mechanism 6 is arranged on the side of the heating component 5.
Lifting mechanism A, lifting mechanism B drive pressing mechanism 2 respectively, heat welding mechanism 3 move in opposite directions and pressfitting to the wrapping bag of PE material, then seal the welding to the wrapping bag through heating assembly 5 heating, and air cooling mechanism 6 bloies and cools down the wrapping bag for the wrapping bag seals the department and takes shape fast.
As shown in fig. 2 and 3, the pressing mechanism 2 comprises a heat-welded back plate 22, and the heat-welded back plate 22 is fixedly arranged at the upper part of the shell 1 along the vertical direction; the lifting mechanism A comprises a lifting cylinder A21, the lifting cylinder A21 is vertically and fixedly arranged at the upper part of the hot welding backboard 22, the output end of the lifting cylinder A21 is connected with a pressing bottom plate 23, and the pressing bottom plate 23 is slidably arranged in front of the hot welding backboard 22; the lower part of the lamination bottom plate 23 is provided with a silica gel strip fixing plate 24, and the lower end of the silica gel strip fixing plate 24 is connected with the hot welding I-shaped silica gel strip 4 through a hot welding plate 25. The front side of the hot welding backboard 22 is fixedly provided with a slide rail A26 along the vertical direction, and the rear side of the pressing bottom board 23 is provided with a slide block A27 matched with the slide rail A26. The lifting cylinder A21 is started to drive the pressing bottom plate 23 to lift along the sliding rail A26, so that the hot welding I-shaped silicon rubber strip 4 is driven to lift; the hot welding I-shaped silica gel strip 4 is a soft silica gel strip, and presses the packaging bag when the packaging bag is hot welded to play a role of flattening a welding opening, so that the welding opening of the packaging bag can be prevented from being flattened.
As shown in fig. 4 and 5, the thermal welding mechanism 3 includes a thermal welding installation base plate 31, and the thermal welding installation base plate 31 is fixedly arranged at the bottom of the case 1; the front end of the thermal welding installation base plate 31 is fixedly provided with a lifting fixing plate 32 along the vertical direction, and the rear part of the lifting fixing plate 32 is slidably provided with a lifting vertical plate 33; the lifting mechanism B comprises a lifting cylinder B34, the lifting cylinder B34 is vertically and fixedly arranged on the lifting vertical plate 33, and the output end of the lifting cylinder B34 is connected with the hot welding installation bottom plate 31. A sealing lifting plate 35 is fixedly arranged at the top of the lifting vertical plate 33, and a thermal welding vertical plate 36 is fixedly arranged on the sealing lifting plate 35; the heating assembly 5 is disposed on top of the thermal welding riser 36 by a tensioning mechanism 7. The lifting cylinder B34 is started to drive the cylinder body of the lifting cylinder B34 to lift, and the lifting of the lifting vertical plate 33 is realized because the cylinder body of the lifting cylinder B34 is fixedly arranged on the lifting vertical plate 33, so that the lifting of the heating assembly 5 is realized.
The heating assembly 5 includes an electric heating wire 8, and both ends of the electric heating wire 8 are provided with a tensioning mechanism 7, and the tensioning mechanism 7 is used for keeping the electric heating wire 8 in a tensioned state. The tensioning mechanism 7 comprises a tensioning spring 71 and a tensioning sliding block 72, the end part of the heating wire 8 is connected with the tensioning sliding block 72, and the tensioning sliding block 72 is slidably arranged in the heating wire holder 73; the outer end of the heating wire connection seat 73 is fixedly provided with a heating wire adjusting plate 74, the upper part of the heating wire adjusting plate 74 is provided with a through hole 75, a screw 77 is inserted into the through hole 75, one end of the screw 77 is in threaded connection with the tensioning sliding block 72, and therefore the screw 77 can move along the transverse direction along with the tensioning sliding block 72. The screw 77 is sleeved with a spacer 76, and the spacer 76 is fixedly arranged outside the heating wire adjusting plate 74 and corresponds to the through hole 75 in position. The tensioning spring 71 is sleeved on the screw 77, one end of the tensioning spring 71 is connected with the head of the screw 77, the other end of the tensioning spring 71 is connected with the gasket 76, and the gasket 76 is used for blocking the tensioning spring 71 so that the tensioning spring 71 cannot enter the through hole 75 of the heating wire adjusting plate 74; the tension spring 71 is in a stretched state, and plays a role in tensioning the heating wire 8. When the heating wire 8 heats and thermally welds and seals the wrapping bag, the heating wire 8 can expand and lengthen, and the heating wire 8 is tensioned through the tensioning spring 71, so that the heating wire 8 keeps in a tensioning state, and the problem that the thermal welding and sealing effect of the wrapping bag is affected due to easy bending deformation of the heating wire 8 caused by the heating expansion and lengthening is avoided.
The air cooling mechanism 6 comprises an air knife air plate 61, and the air knife air plate 61 is fixedly arranged at the rear part of the hot welding vertical plate 36; the front side wall of the air knife air plate 61 is inwards recessed to form an air cavity 62, and the air cavity 62 is communicated with an air source; an air outlet 63 communicated with the air cavity 62 is formed in the top of the air knife air plate 61, and the height position of the air outlet 63 corresponds to the height position of the electric heating wire 8. The heating wire 8 is heated in the twinkling of an eye when sealing by heat welding, seals through the high temperature with the wrapping bag melting softening, and the air supply blows after the heating finishes, and the gas blows out from air outlet 63 after entering wind chamber 62, seals the position to the wrapping bag and bloies the cooling, promotes the wrapping bag and seals quick shaping of department, guarantees the stability of wrapping bag sealing effect, guarantees the packaging quality of vein blood taking needle.
The front part of the thermal welding vertical plate 36 is fixedly provided with a bag supporting plate 9, a plurality of supporting wires 10 which are arranged along the transverse direction at intervals are connected to the bag supporting plate 9, the height positions of the supporting wires 10 correspond to the height positions of the heating wires 8, and the supporting wires 10 are used for supporting packaging bags to prevent the packaging bags from sagging.
The working method of the hot welding sealing device for packaging the blood taking needle comprises the following steps: the packaging bag moves to the hot welding sealing device under the action of the transferring device, the lifting mechanism A and the lifting mechanism B act to drive the pressing mechanism 2 and the hot welding mechanism 3 to move in opposite directions until the hot welding I-shaped silica gel strip 4 and the heating wire 8 press the opening of the packaging bag, at the moment, the heating wire 8 instantly heats the packaging bag, the packaging bag is melted and softened by high temperature, and the air cooling mechanism 6 blows and cools the sealing position of the packaging bag after the heating is finished, so that the sealing position of the packaging bag is rapidly molded, and the hot welding sealing effect of the packaging bag is ensured; after the package bag is sealed, the lifting mechanism A and the lifting mechanism B respectively drive the pressing mechanism 2 and the hot welding mechanism 3 to move oppositely, the transfer device transfers the sealed package bag onto the conveyor belt, and the conveyor belt conveys the packaged intravenous blood taking needle to the collecting position for collection.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (8)
1. The utility model provides a blood taking needle packing is with heat welding closing device, includes the casing, and the upper portion of casing is provided with pressing mechanism, its characterized in that: a lifting hot welding mechanism is arranged below the pressing mechanism; the pressing mechanism comprises a lifting mechanism A, and the lower end of the lifting mechanism A is provided with a hot welding I-shaped silica gel strip; the hot welding mechanism comprises a lifting mechanism B, a heating component matched with the hot welding I-shaped silica gel strip is arranged at the top of the lifting mechanism B, and an air cooling mechanism is arranged on the side of the heating component.
2. The heat welding sealer for lancet packaging of claim 1, wherein: the pressing mechanism comprises a hot-welded backboard, and the hot-welded backboard is fixedly arranged at the upper part of the shell along the vertical direction; the lifting mechanism A comprises a lifting cylinder A, the lifting cylinder A is vertically and fixedly arranged at the upper part of the hot welding backboard, the output end of the lifting cylinder A is connected with a pressing bottom plate, and the pressing bottom plate is slidably arranged in front of the hot welding backboard; the lower part of pressfitting bottom plate is provided with silica gel strip fixed plate, and the lower extreme of silica gel strip fixed plate is connected through the board of heat welding with heat welding I-shaped silica gel strip.
3. The heat welding sealer for lancet packaging of claim 2, wherein: the front side of the hot welding backboard is fixedly provided with a vertical sliding rail A, and the rear side of the pressing bottom board is provided with a sliding block A matched with the sliding rail A.
4. A heat-seal device for packaging a lancet as recited in claim 3 wherein: the hot welding mechanism comprises a hot welding installation bottom plate which is fixedly arranged at the bottom of the shell; the front end of the hot welding installation bottom plate is fixedly provided with a lifting fixing plate along the vertical direction, and the rear part of the lifting fixing plate can be slidably provided with a lifting vertical plate; the lifting mechanism B comprises a lifting cylinder B, the lifting cylinder B is vertically and fixedly arranged on the lifting vertical plate, and the output end of the lifting cylinder B is connected with the hot welding installation bottom plate.
5. The heat welding sealer for lancet packaging as recited in claim 4 wherein: a sealing lifting plate is fixedly arranged at the top of the lifting vertical plate, and a hot welding vertical plate is fixedly arranged on the sealing lifting plate; the heating component is arranged at the top of the hot welding vertical plate through the tensioning mechanism.
6. The heat welding sealer for lancet packaging of claim 5, wherein: the heating assembly comprises an electric heating wire, the tensioning mechanisms are arranged at the two ends of the electric heating wire, each tensioning mechanism comprises a tensioning spring and a tensioning sliding block, the end parts of the electric heating wires are connected with the tensioning sliding blocks, and the tensioning sliding blocks are slidably arranged in the electric heating wire connection seats; the outer end of the electric heating wire connecting seat is fixedly provided with an electric heating wire adjusting plate, the upper part of the electric heating wire adjusting plate is provided with a through hole, and a screw is inserted into the through hole; the tensioning spring is sleeved on the screw and is positioned at the outer side of the electric heating wire adjusting plate.
7. The heat welding sealer for lancet packaging of claim 5, wherein: the air cooling mechanism comprises an air knife air plate which is fixedly arranged at the rear part of the hot welding vertical plate; the front side wall of the air knife air plate is inwards recessed to form an air cavity, and the air cavity is communicated with an air source; an air outlet communicated with the air cavity is formed in the top of the air knife air plate, and the height position of the air outlet corresponds to the height position of the electric heating wire.
8. The heat welding sealer for lancet packaging of claim 5, wherein: the front part of the hot welding vertical plate is fixedly provided with a bag supporting plate, a plurality of supporting wires which are arranged at intervals along the transverse direction are connected to the bag supporting plate, and the height positions of the supporting wires correspond to the height positions of the heating wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322070462.8U CN220333160U (en) | 2023-08-02 | 2023-08-02 | Hot welding sealing device for blood taking needle packaging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322070462.8U CN220333160U (en) | 2023-08-02 | 2023-08-02 | Hot welding sealing device for blood taking needle packaging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220333160U true CN220333160U (en) | 2024-01-12 |
Family
ID=89451287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322070462.8U Active CN220333160U (en) | 2023-08-02 | 2023-08-02 | Hot welding sealing device for blood taking needle packaging |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220333160U (en) |
-
2023
- 2023-08-02 CN CN202322070462.8U patent/CN220333160U/en active Active
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