CN205186685U - Liquid packaging machine head - Google Patents
Liquid packaging machine head Download PDFInfo
- Publication number
- CN205186685U CN205186685U CN201521027545.8U CN201521027545U CN205186685U CN 205186685 U CN205186685 U CN 205186685U CN 201521027545 U CN201521027545 U CN 201521027545U CN 205186685 U CN205186685 U CN 205186685U
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- CN
- China
- Prior art keywords
- roller bearing
- driven axle
- knurling
- imput shaft
- machine head
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Containers And Plastic Fillers For Packaging (AREA)
Abstract
The utility model discloses a liquid packaging machine head, including mounting bracket and motor power, the mounting bracket includes the both sides curb plate, installs a pair of roller bearing between the board of both sides, is driving shaft and driven shaft respectively, motor power and driving shaft simultaneous movement, and the driving shaft is connected with the driven shaft transmission, and the both ends separately of driving shaft and driven shaft all are equipped with the banding subassembly, inlay the cutter that is equipped with along the distribution of driving shaft axial on the outer peripheral face of driving shaft, and the driven shaft outer peripheral face is equipped with the low sword that corresponds with the cutter, and the both sides separately of cutter and low sword all are equipped with sealing assembly. The material has been saved to the function that this liquid packaging machine head adopted the rotation of a pair of roller bearing to realize the banding, seal and cut off, has simplified the structure, has reduced the volume, the cost is reduced.
Description
Technical field
The utility model relates to the packing technique field of liquid state material, has especially a kind ofly gathered packaging film edge sealing, sealing, the cutting function flexible package punch machine head on a pair roller bearing.
Background technology
At present, for carrying out the wrapping machine machine of quantitative package to liquid state thing on market, it normally completes packaging through this three steps such as edge sealing, sealing, cut-outs.If applicant is " a kind of flexible package punch machine head " disclosed in the file of CN204250499U at the Authorization Notice No. of application in 2014, its structure comprises erecting frame, erecting frame comprises two side plates, three pairs of roller bearings are provided with from top to bottom successively between two side plates, be respectively edge sealing roller bearing, sealing roller bearing and cut off roller bearing, erecting frame sidewall is provided with motor, and motor to be synchronized with the movement the packaging realized liquid by gear assembly and three pairs of roller bearings.But due to this packaging machine head complex structure, the installation of three pairs of roller bearings causes type size bigger than normal, in addition, owing to being all provided with heating pipe, energy-consuming consumptive material in edge sealing roller bearing and sealing roller bearing, cost is high.
Utility model content
In order to overcome the deficiencies in the prior art, the utility model provides a kind of flexible package punch machine head, and this flexible package punch machine head adopts the rotation of a pair roller bearing to realize the function of edge sealing, sealing and cut-out, save material, simplify the structure, reduce volume, reduce cost.
To achieve these goals, the technical solution adopted in the utility model is: a kind of flexible package punch machine head, comprise erecting frame and power motor, erecting frame comprises two side plates, a pair roller bearing is installed between biside plate, be respectively imput shaft and driven axle, power motor and imput shaft are synchronized with the movement, imput shaft and driven axle are in transmission connection, it is characterized in that: the respective two ends of described imput shaft and driven axle are equipped with Edge-sealing assembly, the outer peripheral face of imput shaft is embedded with the cutting knife along imput shaft axial distribution, driven axle outer peripheral face is provided with the low cutter corresponding with cutting knife, the respective both sides of cutting knife and low cutter are equipped with closing component.
In said structure, the edge sealing of packaging film, sealing and cut-out structure are installed on a pair roller bearing, packaging film carries out edge sealing by the Edge-sealing assembly cooperation at imput shaft and driven axle two ends, and by the closing component be positioned in main driven axle circumferential end faces, sealing process is carried out to the bottom end opening of packaging film and top end opening, cutting knife is then between two closing components, one is top seal assembly, another is bottom closing component, top seal assembly is positioned at the front side of roller bearing rotation direction, namely after top seal assembly is to the top seal process of packaging film, roller bearing is rotated further and just cuts off through the cooperation of cutting knife and low cutter, complete the packaging process of whole packaging bag, the structure of this device is simple, volume is little, environmental protection is practical again.
As further setting of the present utility model, described a pair roller bearing respectively by its separately axle head be installed on two side plates, the part of a pair roller bearing between two side plates is all installed with cylinder, the respective two ends of two cylinders are equipped with the edge sealing knurling of circumference distribution, cutting knife is embedded at its periphery face in imput shaft, low cutter is embedded at its periphery face on driven axle, described closing component comprises top seal knurling and bottom sealing knurling, low cutter both sides are corresponding is provided with top seal knurling and bottom sealing knurling, this top seal knurling is positioned at the front side of roller bearing rotation direction, bottom sealing knurling is then positioned at the rear side of roller bearing rotation direction.
In said structure, a pair roller bearing respectively by its separately axle head be installed on two side plates, the part of roller bearing between two side plates is provided with cylinder, the respective two ends of these two cylinders are equipped with the edge sealing knurling of circumference distribution, its periphery face in imput shaft is embedded with cutting knife, its periphery face on driven axle is embedded with low cutter, cutting knife both sides are also respectively equipped with closing component, be respectively top seal knurling and bottom sealing knurling, low cutter both sides are corresponding is provided with top seal knurling and bottom sealing knurling, this top seal knurling is positioned at the front side of roller bearing rotation direction, bottom sealing knurling is then positioned at the rear side of roller bearing rotation direction, and (imput shaft is herein corresponding with the cylinder in imput shaft, driven axle is corresponding with the cylinder on driven axle), namely when packaging bag is rotated along with roller bearing, packaging bag both sides are sealed through edge sealing knurling, and packaging bag is suitable for reading first cut-off after top seal knurling roll extrusion sealing, this first packaging bag is abandoned, along with roller bearing is rotated further, then the both sides of packaging bag are through edge sealing knurling edge sealing, and the end opening of packaging bag forms through bottom sealing knurling roll extrusion sealing the cavity volume that three side sealing closes a side opening, roller bearing be rotated further then liquid by this packaging bag of injection suitable for reading, along with roller bearing rotates a thoughtful top seal knurling place, the upper shed of packaging bag is sealed, be rotated further to cutting knife and low cutter place and then cut off by cutting knife at top seal place, realize the integral packaging of liquid solution, this packaging machine head utilizes a pair roller bearing to complete the edge sealing of packaging film, sealing and rupturing operation, substitute three pairs of roller bearings of the prior art, this structure is simpler, edge sealing knurling, sealing knurling and the reasonable structural arrangement of cutting knife and low cutter are orderly, substantially reduce the volume of packaging machine head, reduce cost, in addition, reduce to 2 heating pipes by original 4 heating pipes, play the energy-conservation effect subtracting material.
As further setting of the present utility model, described a pair roller bearing is hollow structure, is provided with heating pipe in the cavity of this pair roller bearing.
In said structure, this heating pipe is that vacant state is installed in roller, and avoid heating pipe one end and roller bearing directly to contact causing heating uneven, the two ends of heating pipe are installed by pyramidal structure and formed unsettled location structure.
As further setting of the present utility model, the output shaft of described power motor is installed with output gear, imput shaft is provided with driving gear towards one end of output gear, and driving gear engages with output gear, correspondingly on driven axle is provided with the ring gear engaged with driving gear.
In said structure, power motor is engaged with driving gear by output gear, and drive imput shaft to rotate, imput shaft is engaged with ring gear by driving gear, and drive driven axle synchronous axial system realizes edge sealing on Zhu's driven axle, sealing, cutting function.
As further setting of the present utility model, the axle head that described driven axle is provided with ring gear is extended with extension, this extension is provided with cam and forms with cam the micro-switch that cyclical intermission contacts, this cam to be sheathed on extension and with ring gear synchronous axial system.
In said structure, the micro-switch that driven axle is installed has tally function, this structure coordinates by cam and micro-switch the time-out liquid injecting function realizing roller bearing, preferably, when the roller bearing angle turned between cutting knife and low cutter place vertical surface is between 90 ° ~ 105 °, roller bearing suspends rolling, is convenient to filling tube and liquid is injected packaging bag; Namely roller bearing rotates and pauses for a moment for one week, and the process waiting liquid to inject packaging bag terminates, then has rotated the operations such as sealing, cut-out, then continues the packaging of next bag; Certainly this device also can be suitable for continuous packaging, does not then stop in continuous packaging process.
As further setting of the present utility model, described erecting frame is also provided with the control apparatus for regulating spacing between imput shaft and driven axle.
In said structure, the spacing that this erecting frame can be adjusted between imput shaft and driven axle by control apparatus is applied with the packaging film adapting to different-thickness, makes it have better comformability.
As further setting of the present utility model, described control apparatus comprises adjusting screw(rod), described two side plates offer elongated slot, the both sides axle head of described driven axle is installed in the elongated slot of biside plate respectively, one end of described adjusting screw(rod) is arranged in elongated slot and abuts with axle head, the other end of adjusting screw(rod) stretches out through elongated slot cell wall and forms operating side, and this operating side has been threaded jam nut.
In said structure, adjusting screw(rod) coordinate with jam nut drive the axle head of driven axle along elongated slot direction towards near or move away from imput shaft direction, regulate the spacing between main driven axle.
As further setting of the present utility model, the axle head of described driven axle is coated with body, and this body has and flat end face, and this flat end face abuts with adjusting screw(rod).
In said structure, the axle head of this driven axle is abutted with adjusting screw(rod) by the flat end face of body, increase the area of contact of adjusting screw(rod) and driven axle axle head, improve its contact stabilization, ensure that propulsive effort is uniformly distributed on axle head, in addition, with elongated slot inwall adaptation, other three end faces of this body then ensure that this driven axle is along elongated groove shaft to steady movement.
As further setting of the present utility model, filling tube, flow counter and electromagnetic valve is also provided with above described a pair roller bearing, the input end of described filling tube is connected with electromagnetic valve, and flow counter is installed on the input end of filling tube, and the mouth of filling tube is corresponding with the space between main driven axle.
In said structure, flexible package punch amount is controlled by flow counter, when Packing Unit reaches setting value, flowmeter output signal is to electromagnetic valve, make closed electromagnetic valve, now, then main driven axle rolls and the operations such as edge sealing, sealing and cut-out is carried out in packaging bag, improve the automated package degree of wrapping machine, reduce labour intensity.
Adopt such scheme, the utility model completes by a pair roller bearing the operation such as edge sealing, sealing, cut-out completed required for three pairs of roller bearings in prior art, and the utility model has compact conformation, volume and littlely, energy-conservation subtracts material, the advantage such as to reduce costs.
Below in conjunction with accompanying drawing, the utility model is further described.
Accompanying drawing explanation
Accompanying drawing 1 is the utility model specific embodiment structural front view;
Accompanying drawing 2 is the utility model specific embodiment structure right elevation;
Accompanying drawing 3 is the utility model specific embodiment structure birds-eye view;
Accompanying drawing 4 removes the three-dimensional structure diagram after the structures such as filling tube, flow counter and electromagnetic valve for the utility model specific embodiment;
Accompanying drawing 5 is the structural representation of the utility model specific embodiment a pair roller bearing;
Accompanying drawing 6 is the structural representation of the utility model specific embodiment imput shaft;
Erecting frame 1, side plate 11, elongated slot 111, pipe link 12, lead film bar 13, lead film pole 14, imput shaft 21, driven axle 22, cylinder 23, open slot 231, screw 232, heating pipe 24, edge sealing knurling 31, top seal knurling 32, bottom sealing knurling 33, cutting knife 41, low cutter 42, power motor 5, output gear 51, driving gear 52, ring gear 53, cam 61, micro-switch 62, filling tube 71, flow counter 72, electromagnetic valve 73, adjusting screw(rod) 81, jam nut 82, operating side 811, body 91, flat end face 911, oilless metal 92, lining 93.
Detailed description of the invention
Specific embodiment of the utility model is flexible package punch machine head as shown in figures 1 to 6, comprise erecting frame 1 and power motor 5, erecting frame 1 comprises two side plates 11, formed by 4 pipe links 12 are fixing between biside plate 11, 4 pipe links 12 are located at four corners of biside plate 11 by fix screw, between biside plate 11, a pair roller bearing is also installed, be respectively imput shaft 21 and driven axle 22, power motor 5 and imput shaft 21 are synchronized with the movement, imput shaft 21 and driven axle 22 are in transmission connection by gear assembly, the respective two ends of imput shaft 21 and driven axle 22 are equipped with Edge-sealing assembly, the outer peripheral face of imput shaft 21 is embedded with the cutting knife 41 along imput shaft 21 axial distribution, driven axle 22 outer peripheral face is provided with the low cutter 42 corresponding with cutting knife 41, the respective both sides of cutting knife 41 and low cutter 42 are equipped with closing component.
Above-mentioned a pair roller bearing respectively by its separately axle head be installed on two side plates 11, axle head is arranged with oilless metal 92, the part of roller bearing between two side plates 11 is provided with cylinder 23, the respective two ends of these two cylinders 23 are equipped with the edge sealing knurling 31 of circumference distribution, cylinder 23 outer peripheral face in imput shaft 21 is embedded with cutting knife 41, cylinder 23 outer peripheral face on driven axle 22 is embedded with low cutter 42, cutting knife 41 both sides are also respectively equipped with closing component, be respectively top seal knurling 32 and bottom sealing knurling 33, low cutter 42 both sides are corresponding is provided with top seal knurling 32 and bottom sealing knurling 33, this top seal knurling 32 is positioned at the front side of roller bearing rotation direction, bottom sealing knurling 33 is then positioned at the rear side of roller bearing rotation direction, and (imput shaft 21 is herein corresponding with the cylinder 23 in imput shaft 21, driven axle 22 is corresponding with the cylinder 23 on driven axle 22), namely when packaging bag is rotated along with roller bearing, packaging bag both sides are sealed through edge sealing knurling 31, and packaging bag is suitable for reading first cut-off after top seal knurling 32 roll extrusion sealing, this first packaging bag is abandoned, along with roller bearing is rotated further, then the both sides of packaging bag are through edge sealing knurling 31 edge sealing, and the end opening of packaging bag forms through bottom sealing knurling 33 roll extrusion sealing the cavity volume that three side sealing closes a side opening, roller bearing is rotated further, and liquid injects this packaging bag by upper end open, along with roller bearing rotates thoughtful top seal knurling 32 place, the upper shed of packaging bag is sealed, be rotated further to cutting knife 41 and low cutter 42 place and then cut off by cutting knife 41 at top seal place, realize the integral packaging of liquid solution, this packaging machine head utilizes a pair roller bearing to complete the edge sealing of packaging film, sealing and rupturing operation, substitute three pairs of roller bearings of the prior art, this structure is simpler, edge sealing knurling 31, sealing knurling and the reasonable structural arrangement of cutting knife 41 and low cutter 42 are orderly, substantially reduce the volume of packaging machine head, reduce cost, in addition, reduce to 2 heating pipes 24 by original 4 heating pipes 24, play the energy-conservation effect subtracting material.
Cylinder 23 in above-mentioned imput shaft 21 is provided with open slot 231, and cutting knife 41 to be inserted in this open slot 231 and locked by fix screw 232; The front side of imput shaft 21 and driven axle 22 is provided with leads film bar 13 and leads the conveying of film pole 14 for packaging film.
Above-mentioned a pair roller bearing is hollow structure, is provided with heating pipe 24 in the cavity of this pair roller bearing.This heating pipe 24 is installed in roller in vacant state, avoid heating pipe 24 one end and roller bearing directly to contact causing heating uneven, the two ends of heating pipe 24 or body portion are installed by pyramidal structure and are formed unsettled location structure, this pyramidal structure can be arranged on heating pipe 24 two ends and be fixed by some point cantact, also can be set on heating pipe 24 by bullet and roller bearing contact internal walls.
The output shaft of above-mentioned power motor 5 is installed with output gear 51, imput shaft 21 is provided with driving gear 52 towards one end of output gear 51, driving gear 52 engages with output gear 51, correspondingly on driven axle 22 is provided with the ring gear 53 engaged with driving gear 52.Power motor 5 is engaged with driving gear 52 by output gear 51, and drive imput shaft 21 to rotate, imput shaft 21 is engaged with ring gear 53 by driving gear 52, and drive driven axle 22 synchronous axial system realizes edge sealing on Zhu's driven axle 22, sealing, cutting function.
The axle head that above-mentioned driven axle 22 is provided with ring gear 53 is extended with extension, and this extension is provided with cam 61 and forms with cam 61 micro-switch 62 that cyclical intermission contacts, this cam 61 to be sheathed on extension and with ring gear 53 synchronous axial system.The micro-switch 62 that driven axle 22 is installed has tally function, this structure coordinates by cam 61 and micro-switch 62 the time-out liquid injecting function realizing roller bearing, preferably, when the roller bearing angle turned between cutting knife 41 and low cutter 42 place vertical surface is between 90 ° ~ 105 °, roller bearing suspends rolling, is convenient to filling tube 71 and liquid is injected packaging bag; Namely roller bearing rotates and pauses for a moment for one week, and the process waiting liquid to inject packaging bag terminates, then has rotated the operations such as sealing, cut-out, then continues the packaging of next bag; Certainly this device also can be suitable for continuous packaging, does not then stop in continuous packaging process.
Above-mentioned erecting frame 1 is also provided with the control apparatus for regulating spacing between imput shaft 21 and driven axle 22.The spacing that this erecting frame 1 can be adjusted between imput shaft 21 and driven axle 22 by control apparatus is applied with the packaging film adapting to different-thickness, makes it have better comformability.
Above-mentioned control apparatus comprises adjusting screw(rod) 81, two side plates 11 offer elongated slot 111, the both sides axle head of driven axle 22 is installed in the elongated slot 111 of biside plate 11 respectively, one end of described adjusting screw(rod) 81 is arranged in elongated slot 111 and abuts with axle head, the other end of adjusting screw(rod) 81 stretches out through elongated slot 111 cell wall and forms operating side 811, and this operating side 811 has been threaded jam nut 82.Adjusting screw(rod) 81 coordinate with jam nut 82 drive the axle head of driven axle 22 along elongated slot 111 direction towards near or move away from imput shaft 21 direction, regulate the spacing between main driven axle 22.
The axle head of above-mentioned driven axle 22 is coated with body 91, oilless metal 92 is provided with between axle head and body 91, and abutted with cylinder 23 end face of driven axle 22 by lining 93 inside body 91, this body 91 has and flat end face 911, and this flat end face 911 abuts with adjusting screw(rod) 81.The axle head of this driven axle 22 is abutted with adjusting screw(rod) 81 by the flat end face 911 of body 91, increase the area of contact of adjusting screw(rod) 81 and driven axle 22 axle head, improve its contact stabilization, ensure that propulsive effort is uniformly distributed on axle head, in addition, other three end faces of this body 91 then ensure with elongated slot 111 inwall adaptation that this driven axle 22 is axially steadily mobile along elongated slot 111.
Filling tube 71, flow counter 72 and electromagnetic valve 73 is also provided with above above-mentioned a pair roller bearing, the input end of described filling tube 71 is connected with electromagnetic valve 73, flow counter 72 is installed on the input end of filling tube 71, and the mouth of filling tube 71 is corresponding with the space between main driven axle 22.Flexible package punch amount is controlled by flow counter 72, when Packing Unit reaches setting value, flow counter 72 outputs signal to electromagnetic valve 73, electromagnetic valve 73 is closed, now, then main driven axle 22 rolls and packaging bag is carried out the operations such as edge sealing, sealing and cut-out, improves the automated package degree of wrapping machine, reduces labour intensity.
The utility model completes by a pair roller bearing the operation such as edge sealing, sealing, cut-out completed required for three pairs of roller bearings in prior art, and the utility model has compact conformation, volume and littlely, energy-conservation subtracts material, the advantage such as to reduce costs.The utility model is not limited to above-mentioned detailed description of the invention; persons skilled in the art are content disclosed in the utility model; other multiple detailed description of the invention can be adopted to implement of the present utility model; or every employing project organization of the present utility model and thinking; do simple change or change, all fall into protection domain of the present utility model.
Claims (9)
1. a flexible package punch machine head, comprise erecting frame and power motor, erecting frame comprises two side plates, a pair roller bearing is installed between biside plate, be respectively imput shaft and driven axle, power motor and imput shaft are synchronized with the movement, imput shaft and driven axle are in transmission connection, it is characterized in that: the respective two ends of described imput shaft and driven axle are equipped with Edge-sealing assembly, the outer peripheral face of imput shaft is embedded with the cutting knife along imput shaft axial distribution, driven axle outer peripheral face is provided with the low cutter corresponding with cutting knife, and the respective both sides of cutting knife and low cutter are equipped with closing component.
2. flexible package punch machine head according to claim 1, it is characterized in that: described a pair roller bearing respectively by its separately axle head be installed on two side plates, the part of a pair roller bearing between two side plates is all installed with cylinder, the respective two ends of two cylinders are equipped with the edge sealing knurling of circumference distribution, cutting knife is embedded at its periphery face in imput shaft, low cutter is embedded at its periphery face on driven axle, described closing component comprises top seal knurling and bottom sealing knurling, low cutter both sides are corresponding is provided with top seal knurling and bottom sealing knurling, this top seal knurling is positioned at the front side of roller bearing rotation direction, bottom sealing knurling is then positioned at the rear side of roller bearing rotation direction.
3. flexible package punch machine head according to claim 1 and 2, is characterized in that: described a pair roller bearing is hollow structure, is provided with heating pipe in the cavity of this pair roller bearing.
4. flexible package punch machine head according to claim 1 and 2, it is characterized in that: the output shaft of described power motor is installed with output gear, imput shaft is provided with driving gear towards one end of output gear, driving gear engages with output gear, correspondingly on driven axle is provided with the ring gear engaged with driving gear.
5. flexible package punch machine head according to claim 4, it is characterized in that: the axle head that described driven axle is provided with ring gear is extended with extension, this extension is provided with cam and forms with cam the micro-switch that cyclical intermission contacts, this cam to be sheathed on extension and with ring gear synchronous axial system.
6. flexible package punch machine head according to claim 1 and 2, is characterized in that: described erecting frame is also provided with the control apparatus for regulating spacing between imput shaft and driven axle.
7. flexible package punch machine head according to claim 6, it is characterized in that: described control apparatus comprises adjusting screw(rod), described two side plates offer elongated slot, the both sides axle head of described driven axle is installed in the elongated slot of biside plate respectively, one end of described adjusting screw(rod) is arranged in elongated slot and abuts with axle head, the other end of adjusting screw(rod) stretches out through elongated slot cell wall and forms operating side, and this operating side has been threaded jam nut.
8. flexible package punch machine head according to claim 7, it is characterized in that: the axle head of described driven axle is coated with body, this body has and flat end face, and this flat end face abuts with adjusting screw(rod).
9. flexible package punch machine head according to claim 1 and 2, it is characterized in that: above described a pair roller bearing, be also provided with filling tube, flow counter and electromagnetic valve, the input end of described filling tube is connected with electromagnetic valve, flow counter is installed on the input end of filling tube, and the mouth of filling tube is corresponding with the space between main driven axle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521027545.8U CN205186685U (en) | 2015-12-10 | 2015-12-10 | Liquid packaging machine head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521027545.8U CN205186685U (en) | 2015-12-10 | 2015-12-10 | Liquid packaging machine head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205186685U true CN205186685U (en) | 2016-04-27 |
Family
ID=55779704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521027545.8U Expired - Fee Related CN205186685U (en) | 2015-12-10 | 2015-12-10 | Liquid packaging machine head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205186685U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105346786A (en) * | 2015-12-10 | 2016-02-24 | 温州顶历医疗器械有限公司 | Machine head of liquid packaging machine |
| CN114852430A (en) * | 2022-02-23 | 2022-08-05 | 浙江大学 | Rapid plastic packaging machine for amplification reaction plate in gene amplification laboratory |
-
2015
- 2015-12-10 CN CN201521027545.8U patent/CN205186685U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105346786A (en) * | 2015-12-10 | 2016-02-24 | 温州顶历医疗器械有限公司 | Machine head of liquid packaging machine |
| CN114852430A (en) * | 2022-02-23 | 2022-08-05 | 浙江大学 | Rapid plastic packaging machine for amplification reaction plate in gene amplification laboratory |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160427 Termination date: 20181210 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |