CN111409280B - Feeding device for mask ear strap welding device - Google Patents
Feeding device for mask ear strap welding device Download PDFInfo
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- CN111409280B CN111409280B CN202010267895.0A CN202010267895A CN111409280B CN 111409280 B CN111409280 B CN 111409280B CN 202010267895 A CN202010267895 A CN 202010267895A CN 111409280 B CN111409280 B CN 111409280B
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- guide rod
- rod cylinder
- cavity
- feeding device
- feeding
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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
- B29C65/78—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
- B29C65/7858—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 characterised by the feeding movement of the parts to be joined
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- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
- A41D13/05—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches protecting only a particular body part
- A41D13/11—Protective face masks, e.g. for surgical use, or for use in foul atmospheres
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- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41H—APPLIANCES OR METHODS FOR MAKING CLOTHES, e.g. FOR DRESS-MAKING OR FOR TAILORING, NOT OTHERWISE PROVIDED FOR
- A41H43/00—Other methods, machines or appliances
- A41H43/04—Joining garment parts or blanks by gluing or welding ; Gluing presses
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- 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
- B29L2031/48—Wearing apparel
- B29L2031/4807—Headwear
- B29L2031/4835—Masks
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The invention discloses a feeding device for a mask ear band welding device, which comprises a feeding device and a material conveying device, wherein the feeding device and the material conveying device are sequentially arranged from back to front, the feeding device comprises a separating mechanism and a feeding mechanism, the separating mechanism is used for separating stacked mask bodies individually, the separated individual mask bodies are conveyed to the material conveying device by the feeding mechanism, the material conveying device is used for conveying the mask bodies to the ear band welding device, and meanwhile, the mask bodies subjected to ear band welding are taken away from the ear band welding device.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of mask processing equipment, in particular to the technical field of a feeding device for a mask ear belt welding device.
[ background of the invention ]
The mask is a sanitary article, generally refers to a device which is worn at the mouth and nose part and used for filtering air entering the mouth and nose so as to prevent harmful gas, smell and spray from entering and exiting the mouth and nose of a wearer, and is made of gauze or paper and the like. The mask has a certain filtering function on air entering the lung, and has a very good effect when being worn in respiratory infectious diseases and working in environments polluted by dust and the like.
In the prior art, the ear belt welding device is generally subjected to manual feeding and discharging, so that the manual workload is large, and the production efficiency is low.
[ summary of the invention ]
The invention aims to solve the problems in the prior art, and provides a feeding device for a mask ear band welding device, which can reduce the manual workload and improve the production efficiency.
In order to achieve the purpose, the invention provides a feeding device for a mask ear band welding device, which comprises a feeding device and a material conveying device, wherein the feeding device and the material conveying device are sequentially arranged from back to front, the feeding device comprises a separating mechanism and a feeding mechanism, the separating mechanism is used for separating stacked mask bodies individually, the separated individual mask bodies are conveyed to the material conveying device by the feeding mechanism, the material conveying device conveys the mask bodies to the ear band welding device, and meanwhile, the mask bodies welded by ear bands are taken away from the ear band welding device.
Preferably, the separating mechanism comprises a mounting seat, a driving mechanism, two manipulators and a material blocking mechanism, the driving mechanism is arranged on the mounting seat, the manipulators are arranged on two working ends of the driving mechanism, and the material blocking mechanism located above the two manipulators is arranged on the mounting seat through a supporting body.
Preferably, the driving mechanism comprises a guide rod cylinder I, two guide rod cylinders II, a proximity switch and two connectors, the two connectors are arranged on a push plate of the guide rod cylinder I, the guide rod cylinders II are arranged at the ends, far away from the guide rod cylinder I, of the two connectors, a manipulator is arranged on the push plate of the guide rod cylinder II, the proximity switch is fixedly connected with the mounting seat through a supporting body, and the proximity switch is used for sensing the push plate of one of the guide rod cylinders II.
Preferably, the manipulator comprises an arc-shaped body, a plurality of protrusions, a cavity I, a connector I and a plurality of air inlets I, the inner arc surface of the arc-shaped body is provided with the protrusions with the upper ends exceeding the arc-shaped body, the cavity I is arranged in the arc-shaped body, the air inlets I communicated with the cavity I are arranged at the upper ends of the arc-shaped body, the connector I communicated with the cavity I is arranged at the bottom of the arc-shaped body, and the connector I is connected with a negative pressure air source.
Preferably, the stock stop includes the cover body, adapter sleeve and plug-in body, the lower extreme and the supporter fixed connection of plug-in body, the cover is equipped with nonrotatable adapter sleeve on the plug-in body, the front end of adapter sleeve is equipped with the cover body.
As preferred, feeding mechanism includes motor, roating seat and two fixing bases, be equipped with the roating seat in the axis of rotation of motor, the both ends of roating seat all are equipped with the concave surface matched with fixing base with the gauze mask body, all be equipped with cavity II in the fixing base, be equipped with a plurality of air inlet II that communicate with cavity II on the cambered surface of fixing base, the bottom of fixing base is equipped with the connector II with cavity II intercommunication, connector II is connected with negative pressure air source, all be equipped with on the fixing base and keep away the fluting, it is used for avoiding blockking to the bellied to keep away the fluting.
Preferably, the material conveying device comprises a base, a positioning seat, a guide rod cylinder III, a guide rod cylinder IV, a base body and two material taking bodies, wherein the base is provided with the positioning seat matched with the concave surface of the mask body, a guide rod cylinder IV is arranged on a push plate of the guide rod cylinder III, the base body is arranged on the push plate of the guide rod cylinder IV, the material taking bodies are arranged at two ends of the base body, grooves matched with the convex surface of the mask body are formed in the bottoms of the material taking bodies, cavities III are formed in the material taking bodies, a connecting port III communicated with the cavities III is formed in the upper ends of the material taking bodies, the connecting port III is connected with a negative pressure air source, and a plurality of air inlets III used for communicating the cavities III with the grooves are formed in the material taking bodies.
The invention has the beneficial effects that: according to the invention, the mask bodies stacked together are separated individually through the separating mechanism, the separated individual mask bodies are conveyed to the conveying device by the feeding mechanism, the conveying device conveys the mask bodies to the ear band welding device for ear band welding, and the mask bodies with the welded ear bands are taken away from the ear band welding device; compared with the prior art, the manual work load can be reduced, and the production efficiency is improved.
The features and advantages of the present invention will be described in detail by embodiments in conjunction with the accompanying drawings.
[ description of the drawings ]
FIG. 1 is a schematic structural view of a feeding device for a mask ear band welding device according to the present invention;
FIG. 2 is a partial side view of the detachment mechanism;
fig. 3 is a plan view of the robot.
In the figure: 1-feeding device, 2-feeding device, 3-mask body, 11-separating mechanism, 12-feeding mechanism, 111-mounting seat, 112-driving mechanism, 113-manipulator, 114-stop mechanism, 1121-guide rod cylinder I, 1122-guide rod cylinder II, 1123-proximity switch, 1124-connecting body, 1125-supporting body, 1131-arc body, 1132-projection, 1133-cavity I, 1134-connecting port I, 1135-air inlet I, 1141-sleeve body, 1142-connecting sleeve, 1143-inserting body, 121-motor, 122-rotating seat, 123-fixing seat, 124-cavity II, 125-connecting port II, 126-avoiding groove, 127-rotating seat II, 21-base, 22-positioning seat, 23-guide rod cylinder III, 24-guide rod cylinder IV, 25-seat, 26-material taking body, 27-groove, 28-cavity III, 29-connecting port III and 210-air inlet III.
[ detailed description ] A
Referring to fig. 1, 2 and 3, the feeding device for the mask ear band welding device of the present invention comprises a feeding device 1 and a feeding device 2, wherein the feeding device 1 and the feeding device 2 are sequentially arranged from back to front, the feeding device 1 comprises a separating mechanism 11 and a feeding mechanism 12, the separating mechanism 11 separates stacked mask bodies 3 individually, the separated individual mask bodies 3 are sent to the feeding device 2 by the feeding mechanism 12, the feeding device 2 conveys the mask bodies 3 to the ear band welding device, and simultaneously takes the mask bodies 3 welded by ear bands away from the ear band welding device, the separating mechanism 11 comprises a mounting seat 111, a driving mechanism 112, two manipulators 113 and a material blocking mechanism 114, the mounting seat 111 is provided with the driving mechanism 112, two working ends of the driving mechanism 112 are provided with the manipulators 113, the mounting seat 111 is provided with the material blocking mechanism 114 located above the two manipulators 113 through a supporting body 115, the driving mechanism 112 comprises a guide rod cylinder I1121, two guide rod cylinders II1122, a proximity switch 1123 and two connecting bodies 1124, wherein the two connecting bodies 1124 are arranged on a push plate of the guide rod cylinder I1121, the guide rod cylinders II1122 are arranged at one ends of the two connecting bodies 1124 far away from the guide rod cylinder I1121, the push plates of the guide rod cylinders II1122 are respectively provided with a manipulator 113, the proximity switch 1123 is fixedly connected with the mounting seat 111 through a supporting body 1125, the proximity switch 1123 is used for sensing the push plate of one of the guide rod cylinders II1122, the manipulator 113 comprises an arc-shaped body 1131, a plurality of protrusions 1132, a cavity I1133, a connecting port I1134 and a plurality of air inlets I1135, the inner arc surface of the arc-shaped body 1131 is provided with the protrusions 1132, the upper end of which exceeds the arc-shaped body 1131, the cavity 1133 is arranged in the arc-shaped body 1131, the upper end of the arc-shaped body is provided with the air inlets I1135 communicated with the cavity I1133, and the bottom of the arc-shaped body 1131 is provided with the connecting port I1134 communicated with the cavity I1133, the connecting port I1134 is connected with a negative pressure air source, the material blocking mechanism 114 includes a sleeve body 1141, a connecting sleeve 1142 and a plug body 1143, the lower end of the plug body 1143 is fixedly connected with the support body 115, the plug body 1143 is sleeved with the non-rotatable connecting sleeve 1142, the front end of the connecting sleeve 1142 is provided with the sleeve body 1141, the feeding mechanism 12 includes a motor 121, a rotary seat 122 and two fixing seats 123, a rotary seat 122 is arranged on a rotating shaft of the motor 121, fixing seats 123 matched with the concave surface of the mask body 3 are arranged at both ends of the rotary seat 122, cavities II124 are arranged in the fixing seats 123, a plurality of air inlets II127 communicated with the cavities II124 are arranged on the arc surfaces of the fixing seats 123, a connecting port II125 communicated with the cavities II124 is arranged at the bottom of the fixing seats 123, the connecting port II125 is connected with the negative pressure air source, avoiding grooves 126 are arranged on the fixing seats 123, and the avoiding grooves 126 are used for avoiding blocking the protrusions 1132, the material conveying device 2 comprises a base 21, a positioning seat 22, a guide rod cylinder III 23, a guide rod cylinder IV 24, a base body 25 and two material taking bodies 26, wherein the positioning seat 22 matched with a concave surface of the mask body 3 is arranged on the base 21, the guide rod cylinder IV 24 is arranged on a push plate of the guide rod cylinder III 23, the base body 25 is arranged on the push plate of the guide rod cylinder IV 24, the material taking bodies 26 are arranged at two ends of the base body 25, a groove 27 matched with a convex surface of the mask body 3 is formed in the bottom of each material taking body 26, a cavity III 28 is formed in each material taking body 26, a connecting port III 29 communicated with the cavity III 28 is arranged at the upper end of each material taking body 26, the connecting port III 29 is connected with a negative pressure air source, and a plurality of air inlets 210 used for communicating the cavity III 28 with the groove 27 are formed in each material taking body 26.
The working process of the invention is as follows:
in the working process of the feeding device for the mask ear strap welding device, the cup-shaped mask body 3 with orderly overlapped codes is placed on two mechanical arms 113, then the sleeve body 1141 is sleeved on the mask body 3 with orderly overlapped codes and the connecting sleeve 1142 is ensured to be sleeved on the inserting body 1143, the piston rod of the guide rod cylinder I1121 is started to retract to drive the guide rod cylinder II1122 to move downwards through the connecting body 1124, the guide rod cylinder II1122 drives the arc-shaped body 1131 to move downwards, the overlapped mask body 3 moves downwards along with the arc-shaped body 1131, the lowest mask body 3 is placed on the corresponding fixing seat 123, the lowest mask body 3 is fixed on the fixing seat 123 under the action of negative pressure, then the piston rod of the guide rod cylinder II1122 is started to retract to drive the arc-shaped body 1131 to move out from the lower part of the mask body 3, then the piston rod of the guide rod cylinder I1121 is started to extend out to drive the guide rod cylinder II1122 to move upwards through the connecting body 1124, when the proximity switch 1123 senses the pushing plate of the guide rod cylinder II1122, the guide rod cylinder I1121 is stopped, then the piston rod of the guide rod cylinder II1122 extends to push the arc-shaped body 1131 into the lower portion of the mask body 3 adjacent to the lowest mask body 3, then the piston rod of the guide rod cylinder I1121 is started to continue to extend to drive the guide rod cylinder II1122 to move upwards through the connecting body 1124, the guide rod cylinder II1122 drives the arc-shaped body 1131 to move upwards (when the arc-shaped body 1131 contacts with the skirt of the mask body 3, the skirt of the mask body 3 is fixed on the arc-shaped body 1131 under the action of negative pressure, and the protrusion 1132 is located at the inner side of the mask body 3), the arc-shaped body 1131 drives the code-overlapped mask body 3 to move upwards until the mask body 3 on the fixing seat 123 is not blocked by the arc-shaped body 1131, then the motor 121 is started to drive the rotating seat 122 to rotate 180 degrees clockwise, the rotating seat 122 drives the fixing seat 123 fixed with the mask body 3 to enter the lower portion of the rear material-taking body 26, and the negative pressure air source of the fixed seat 123 is disconnected, the fixed seat 123 in front enters the loading position, then the piston rod of the guide rod cylinder IV 24 extends out to drive the seat body 25 to move downwards, the material taking body 26 in rear is pressed on the mask body 3 on the fixed seat 123, the mask body 3 is fixed in the groove 27 in rear under the action of negative pressure, the material taking body 26 in front is pressed on the mask body 3 welded on the upper ear band of the positioning seat 22, the mask body 3 welded is fixed in the groove 27 in front under the action of negative pressure, then the piston rod of the guide rod cylinder IV 24 is started to retract to drive the seat body 25 to move upwards, the seat body 25 drives the two material taking bodies 26 to return upwards, then the piston rod of the guide rod cylinder III 23 retracts to drive the guide rod cylinder IV 24 to move forwards, the guide rod cylinder IV 24 drives the two material taking bodies 26 to move forwards through the seat body 25, and the material taking body 26 in rear carries the mask body 3 to enter the positioning seat 22, then, the motor 121 is started to drive the rotating base 122 to rotate 180 degrees counterclockwise for feeding again, then the piston rod of the guide rod cylinder iv 24 extends to drive the base body 25 to move downwards, the base body 25 drives the two material taking bodies 26 to move downwards, the rear material taking body 26 carries the mask body 3 and is placed on the positioning base 22, then the negative pressure air source of the two material taking bodies 26 is cut off, the welded mask body 3 automatically falls into the collecting frame, then the piston rod of the guide rod cylinder iv 24 retracts to drive the base body 25 to move upwards, the base body 25 drives the two material taking bodies 26 to move upwards in a return mode, then the piston rod of the guide rod cylinder iii 23 extends to drive the guide rod cylinder iv 24 to move backwards, the material taking bodies 26 return to the initial position to take materials again, and the ear band welding device performs welding operation on the mask body 3 on the positioning base 22.
The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.
Claims (5)
1. The utility model provides a gauze mask ear area loading attachment for welding set which characterized in that: including material feeding unit (1) and feeding device (2), material feeding unit (1) and feeding device (2) are by the back set gradually before to, material feeding unit (1) includes separating mechanism (11) and feeding mechanism (12), separating mechanism (11) will stack gauze mask body (3) together and carry out single separation, and the single gauze mask body (3) of separation is sent to feeding device (2) by feeding mechanism (12), feeding device (2) transport gauze mask body (3) to ear area welding set department, take gauze mask body (3) that the welding of ear area was accomplished simultaneously away from ear area welding set, separating mechanism (11) are including mount pad (111), actuating mechanism (112), two manipulators (113) and stock stop (114), be equipped with actuating mechanism (112) on mount pad (111), all be equipped with manipulator (113) on two work ends of actuating mechanism (112), be equipped with stock stop (114) that are located two manipulator (113) tops through supporter (115) on mount pad (111), manipulator (113) include the arc body (1131), a plurality of arch (1132), cavity I (1133), connector I (1134) and a plurality of air inlet I (1135), the intrados of arc body (1131) is equipped with arch (1132) that the upper end surpassed the arc body (1131), be equipped with cavity I (1133) in arc body (1131), the upper end of arc body (1131) is equipped with air inlet I (1135) with cavity I (1133) intercommunication, the bottom of arc body (1131) is equipped with the connector I (1134) with cavity I (1133) intercommunication, connector I (1134) are connected with the negative pressure air supply.
2. A feeding device for a mask ear band welding device according to claim 1, characterized in that: the driving mechanism (112) comprises a guide rod cylinder I (1121), two guide rod cylinders II (1122), a proximity switch (1123) and two connecting bodies (1124), wherein the two connecting bodies (1124) are arranged on a push plate of the guide rod cylinder I (1121), one ends, far away from the guide rod cylinder I (1121), of the two connecting bodies (1124) are provided with the guide rod cylinder II (1122), a manipulator (113) is arranged on the push plate of the guide rod cylinder II (1122), the proximity switch (1123) is fixedly connected with the mounting seat (111) through a supporting body (1125), and the proximity switch (1123) is used for sensing the push plate of one of the guide rod cylinders II (1122).
3. A feeding device for a mask ear band welding device according to claim 1, characterized in that: the stock stop (114) is including the cover body (1141), adapter sleeve (1142) and plug-in body (1143), the lower extreme and supporter (115) fixed connection of plug-in body (1143), the cover is equipped with nonrotatable adapter sleeve (1142) on plug-in body (1143), the front end of adapter sleeve (1142) is equipped with the cover body (1141).
4. A feeding device for a mask ear band welding device according to claim 1, characterized in that: feeding mechanism (12) include motor (121), roating seat (122) and two fixing base (123), be equipped with roating seat (122) in the axis of rotation of motor (121), the both ends of roating seat (122) all are equipped with concave surface matched with fixing base (123) with the gauze mask body (3), all be equipped with cavity II (124) in fixing base (123), be equipped with a plurality of air inlet II (127) that communicate with cavity II (124) on the cambered surface of fixing base (123), the bottom of fixing base (123) is equipped with connector II (125) with cavity II (124) intercommunication, connector II (125) are connected with negative pressure air source, all be equipped with on fixing base (123) and keep away slot (126), it is used for avoiding blockking to protruding (1132) to keep away slot (126).
5. A feeding device for a mask ear band welding device according to any one of claims 1 to 4, characterized in that: feeding device (2) include base (21), positioning seat (22), guide rod cylinder III (23), guide rod cylinder IV (24), pedestal (25) and two material (26) of getting, be equipped with concave surface matched with positioning seat (22) with the gauze mask body (3) on base (21), be equipped with guide rod cylinder IV (24) on the push pedal of guide rod cylinder III (23), be equipped with pedestal (25) in the push pedal of guide rod cylinder IV (24), the both ends of pedestal (25) all are equipped with and get material (26), the bottom of getting material (26) all is equipped with convex surface matched with recess (27) with the gauze mask body (3), it all is equipped with cavity III (28) in material (26) to get, the upper end of getting material (26) is equipped with connector III (29) that communicate with cavity III (28), connector III (29) are connected with the negative pressure air supply, it is equipped with a plurality of air inlets that are used for cavity (28) and recess (27) intercommunication in material (26) to get III (210).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010267895.0A CN111409280B (en) | 2020-04-08 | 2020-04-08 | Feeding device for mask ear strap welding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010267895.0A CN111409280B (en) | 2020-04-08 | 2020-04-08 | Feeding device for mask ear strap welding device |
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| Publication Number | Publication Date |
|---|---|
| CN111409280A CN111409280A (en) | 2020-07-14 |
| CN111409280B true CN111409280B (en) | 2022-05-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010267895.0A Active CN111409280B (en) | 2020-04-08 | 2020-04-08 | Feeding device for mask ear strap welding device |
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| CN (1) | CN111409280B (en) |
Citations (4)
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| TW501596U (en) * | 2001-11-09 | 2002-09-01 | Hung-He Chen | Improved structure for distribution apparatus of gauze mask |
| CN2523452Y (en) * | 2001-12-06 | 2002-12-04 | 陈洪和 | Separate distributor for mask processing |
| CN103568317A (en) * | 2013-11-14 | 2014-02-12 | 台州迈得医疗工业设备股份有限公司 | Welding process of medical filters |
| CN204687349U (en) * | 2015-06-08 | 2015-10-07 | 东莞市利瀚机械有限公司 | A kind of cup type mouth mask bonding machine |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2940754A (en) * | 1957-03-28 | 1960-06-14 | Minnesota Mining & Mfg | Apparatus for mounting films and other inserts in cards |
| CN101904587B (en) * | 2010-08-04 | 2012-06-13 | 湖北工业大学 | Copying plane face mask wearing method and equipment |
| CN207492136U (en) * | 2017-08-31 | 2018-06-15 | 浙江安普森医疗器械有限公司 | A kind of Multifunctional gauze mask |
| CN207356390U (en) * | 2017-09-11 | 2018-05-15 | 深圳合拍科技有限公司 | Negative-pressure type mask |
-
2020
- 2020-04-08 CN CN202010267895.0A patent/CN111409280B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW501596U (en) * | 2001-11-09 | 2002-09-01 | Hung-He Chen | Improved structure for distribution apparatus of gauze mask |
| CN2523452Y (en) * | 2001-12-06 | 2002-12-04 | 陈洪和 | Separate distributor for mask processing |
| CN103568317A (en) * | 2013-11-14 | 2014-02-12 | 台州迈得医疗工业设备股份有限公司 | Welding process of medical filters |
| CN204687349U (en) * | 2015-06-08 | 2015-10-07 | 东莞市利瀚机械有限公司 | A kind of cup type mouth mask bonding machine |
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| Publication number | Publication date |
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| CN111409280A (en) | 2020-07-14 |
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