CN212097578U - Device for manufacturing plane mask body - Google Patents
Device for manufacturing plane mask body Download PDFInfo
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- CN212097578U CN212097578U CN202020331194.4U CN202020331194U CN212097578U CN 212097578 U CN212097578 U CN 212097578U CN 202020331194 U CN202020331194 U CN 202020331194U CN 212097578 U CN212097578 U CN 212097578U
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- nose bridge
- bridge strip
- roller assembly
- welding
- chain wheel
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Abstract
The utility model relates to a manufacturing device of a plane mask body, which is provided with a nose bridge strip welding roller component arranged on the right end of the device, wherein the right side of the front end of an inlet of the nose bridge strip welding roller component is provided with a nose bridge strip driving wheel, a nose bridge strip cutting cam component and a nose bridge strip cutting knife; the nose bridge belt driving wheel is connected with a driven chain wheel through a nose bridge belt driving shaft, the driven chain wheel is connected with a driving chain wheel fixed on an output shaft of the stepping motor through a chain, and the stepping motor drives the nose bridge belt driving wheel independently. The nose bridge strip is driven by the stepping motor independently, so that the defect that a cam mechanism is easy to generate vibration impact in the prior art is overcome, the stability of a mask body manufacturing device is ensured, and the production efficiency of a system is greatly improved while the quality of the mask is ensured; the nose bridge strip adjusting mechanism is arranged, so that the adjusting requirement of the nose bridge strip is met; in addition, through setting up nose bridge strip detection device, the detectable nose bridge strip is in the existence of gauze mask, ensures the production quality of gauze mask.
Description
Technical Field
The utility model relates to a mask production facility, especially a plane gauze mask body manufacturing installation.
Background
The mask is a sanitary protective article for preventing pollution sources in the environments of haze, waste gas, dust, germs and the like from invading a respiratory system, mainly comprises non-woven fabrics, melt-blown fabrics, activated carbon fabrics, nose bridge strips and ear bands, and the mask is generally provided with ear band type plane masks in the market. The nose bridge strip is added in the mask structure, so that the mask is fixed in shape and not easy to deform after being tightly attached to the face, and the wearing comfort is guaranteed. The traditional mask body manufacturing device is basically driven by a double-row constant-speed cam mechanism, a driving chain wheel on the outer side of the cam mechanism and other transmission mechanisms of the mask body manufacturing device are driven by the same motor through chains, and the cam mechanism has the defect of rigid impact and is not beneficial to the stability of a transmission system of the mask body manufacturing device; in addition, when the mask is worn, the length of the nose bridge strip in each mask needs to be adjusted, and the adjustment is difficult after the cam mechanism is assembled.
Disclosure of Invention
The utility model aims to solve the technical problem that the prior art is not enough to overcome, a plane gauze mask body manufacturing installation that has can adjust bridge of the nose strip length and the transmission is steady is provided.
In order to solve the above-mentioned object, the utility model adopts the following technical scheme:
a manufacturing device of a plane mask body is provided with a nose bridge strip welding roller assembly arranged on the right end of the device, wherein a nose bridge strip driving wheel, a nose bridge strip cutting cam assembly and a nose bridge strip cutting knife are arranged on the right side of the front end of an inlet of the nose bridge strip welding roller assembly; the nose bridge strip driving wheel is connected with a driven chain wheel through a nose bridge strip moving shaft, the driven chain wheel is connected with a driving chain wheel fixed on an output shaft of a stepping motor through a chain, and the stepping motor drives the nose bridge strip driving wheel independently so as to drive the nose bridge strip to intermittently enter a nose bridge strip welding roller assembly through a nose bridge strip cutting knife.
Furthermore, a flat pressing roller assembly and a nose bridge strip detection mechanism are sequentially arranged on the left side of the nose bridge strip welding roller assembly, and the nose bridge strip detection mechanism is used for detecting whether the nose bridge strip exists in the mask or not.
Furthermore, a nose bridge strip adjusting mechanism is arranged at the power input end of the nose bridge strip welding roller assembly and comprises a non-contact switch and phase adjusting wheels, the phase adjusting wheels are provided with outer circle extending parts, the outer circle extending parts of the two phase adjusting wheels are fixedly connected with a main shaft of the nose bridge strip welding roller through set screws after being relatively attached, and the non-contact switch is arranged at a distance position where the outer circle extending parts of the two phase adjusting wheels can sense signals.
Further, an upper ultrasonic welder and a lower ultrasonic welder are arranged below the nose bridge strip welding roller component; the left side of the nose bridge strip welding roller component is sequentially provided with a flat pressing roller component, a folding roller component and a folding mechanism; the left side of the folding mechanism is sequentially provided with a flattening roller assembly, a left side welding roller assembly, a right side welding roller assembly and a cutting and slicing roller assembly; a left ultrasonic welding machine and a right ultrasonic welding machine are arranged below the left and right welding roller assemblies; the left side of the cutting and slicing roller assembly is provided with an outlet of the slicing mask body.
Further, the shaft ends of the flat pressing roller assembly, the nose bridge strip cutting cam assembly and the nose bridge strip welding roller assembly are respectively connected with a chain wheel to form an upper side welding driving chain wheel set and a lower side welding driving chain wheel set; the shaft ends of the flattening roller assembly, the left and right side welding roller assembly and the cutting and slicing roller assembly are respectively connected with a chain wheel to form a left and right side welding driving chain wheel set; and the upper and lower side welding driving chain wheel sets and the left and right side welding driving chain wheel sets are fixedly connected with an output shaft of the servo motor.
The utility model discloses an effective effect: the nose bridge strip is driven by the stepping motor independently, so that the defect that a cam mechanism is easy to generate vibration impact in the prior art is overcome, the stability of a mask body manufacturing device is ensured, and the production efficiency of a system is greatly improved while the quality of the mask is ensured; the nose bridge strip adjusting mechanism is arranged, so that the adjusting requirement of the nose bridge strip is met; in addition, through setting up nose bridge strip detection device, the detectable nose bridge strip is in the existence of gauze mask, ensures the production quality of gauze mask.
Drawings
Fig. 1 is a three-dimensional front view of the device for manufacturing a flat mask body of the present invention;
fig. 2 is a perspective rear view of the device for manufacturing a flat mask body of the present invention;
fig. 3 is a top view of the nose bridge adjusting mechanism of the flat mask body manufacturing device of the present invention;
fig. 4 is a three-dimensional view of a phase adjustment wheel component in a nose bridge adjustment mechanism of the flat mask body manufacturing device of the present invention;
in the figure: 1-outlet of the mask body; 2-cutting into slice roller assemblies; 3-welding the roller assembly at the left and right sides; 4-left and right ultrasonic welding machine; 5-a platen roller assembly; 6-a folding mechanism; 7-a folding roller assembly; 8-nose bridge detection mechanism; 9-flat press roll assembly; 10-nose bridge strip cutting cam assembly; 11-nose bridge bar welding roller assembly; 12-nose bridge strip cutter; 13-nose bridge strap traction wheel; 14-nasal bridge strap moving axis; 15-ultrasonic welding machine of upper and lower sides; 16-a driven sprocket; 17-a stepper motor; 18-a drive sprocket; 19-nose bridge bar adjustment mechanism; 20-a servo motor; 21-welding a driving chain wheel set at the left side and the right side; 22-welding the driving chain wheel set on the upper and lower sides; 23-a contactless switch; 24-a phase adjustment wheel; 25-nose bridge strip welding roller main shaft.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
As shown in fig. 1 and 2, a device for manufacturing a flat mask body comprises a servo motor 20, an upper and lower welding driving sprocket set 22, a left and right welding driving sprocket set 21, a stepping motor 17, a driving sprocket 18, a driven sprocket 16, a flat pressing roller assembly 9, a nose bridge strip cutting cam assembly 10, a nose bridge strip moving shaft 14, a nose bridge strip welding roller assembly 11, an upper and lower ultrasonic welder 15, a nose bridge strip detecting mechanism 8, a folding roller assembly 7, a folding mechanism 6, a flattening roller assembly 5, a left and right ultrasonic welder 4, a left and right welding roller assembly 3, a cutting and slicing roller assembly 2 and other parts.
The upper and lower side welding driving chain wheel set 22 and the left and right side welding driving chain wheel set 21 are fixedly connected with an output shaft of the servo motor 20; the nose bridge strip welding roller assembly 11 is positioned at the right end of the device, and a nose bridge strip driving wheel 13, a nose bridge strip cutting cam assembly 10 and a nose bridge strip cutting knife 12 are arranged on the right side of the front end of an inlet of the nose bridge strip welding roller assembly 11; an upper ultrasonic welder 15 and a lower ultrasonic welder 15 are arranged below the nose bridge strip welding roller assembly 11; the left side of the nose bridge welding roller assembly 11 is sequentially provided with a flat pressing roller assembly 9, a folding roller assembly 7 and a folding mechanism 6; the left side of the folding mechanism 6 is sequentially provided with a left and right welding roller assembly 3 and a cutting and slicing roller assembly 2; a left ultrasonic welding machine 4 and a right ultrasonic welding machine 4 are arranged below the left and right welding roller assemblies 3; the left side of the cutting and slicing roller assembly 2 is provided with a slicing mask body outlet 1.
The shaft ends of the flat pressing roller assembly 9, the nose bridge strip cutting cam assembly 10 and the nose bridge strip welding roller assembly 11 are all connected with a chain wheel, and the chain wheel and the nose bridge strip cutting cam assembly form an upper side welding driving chain wheel set 22 and a lower side welding driving chain wheel set 22; the shaft ends of the flattening roller assembly 5, the left and right welding roller assemblies 3 and the cutting and slicing roller assembly 2 are also connected with a chain wheel, and the shaft ends form a left and right welding driving chain wheel set 21; the upper and lower welding drive sprocket sets 22 and the left and right welding drive sprocket sets 21 are fixedly connected with an output shaft of the servo motor 20. The nose bridge strip driving wheel 13 is fixedly connected with a nose bridge strip driving shaft 14, a driven sprocket 16 is connected to the shaft end of the nose bridge strip driving shaft 14, a driving sprocket 18 is fixedly connected to an output shaft of the stepping motor 17, and the driving sprocket 18 and the driven sprocket 16 are connected through a chain.
After the servo motor 20 and the stepping motor 17 are powered on, mask raw materials consisting of non-woven fabrics, melt-blown fabrics, activated carbon cloth and nose bridge strips are sent to the front end of an inlet of the nose bridge strip welding roller assembly 11, wherein the nose bridge strips are driven by a nose bridge strip driving wheel 13 to pass through a nose bridge strip cutting mechanism under the action of the stepping motor 17 and then enter the nose bridge strip welding roller assembly 11, when the nose bridge strips are sent to reach a certain length, a nose bridge strip cutting cam assembly 10 presses down a nose bridge strip cutting knife 12 to cut off the nose bridge strips, an upper ultrasonic welder 15 and a lower ultrasonic welder 15 positioned below the nose bridge strip welding roller assembly 11 perform welding on the rotating nose bridge strip welding roller assembly 11 to enable the nose bridge strips, mask cloth and the upper side and the lower side of a mask to be welded together, and then the mask is flatly pressed by a flatly pressing roller assembly. The nose bridge strip detection mechanism 8 can detect whether a nose bridge strip exists, if not, an alarm is triggered to send a message, and an operator intervenes to check; and if the nose bridge strip is normal, entering the next folding procedure. The mask body which passes through the nose bridge detection mechanism 8 is folded and formed by the folding roller assembly 7 and the folding mechanism 6 and then is sent to the flattening roller assembly 5 to be flattened, then the mask body is welded by the left and right side welding roller assembly 3, the left and right side ultrasonic welding machine 4 positioned below the left and right side welding roller assembly 3 is used for welding the left and right sides of the mask body, then the mask body is sent to the cutting and slicing roller assembly 2, the cutting and slicing roller assembly 2 is used for cutting the mask into slices, finally the mask body is sent out at the outlet 1 of the slicing mask body, and the mask body enters the next ear band welding process.
As shown in fig. 3 and 4, the nose bridge strip adjusting mechanism 19 is composed of a non-contact switch 23 and a phase adjusting wheel 24, the phase adjusting wheel 24 has an outer circle extending part, the outer circle extending parts of the two phase adjusting wheels 24 are oppositely attached and then fixedly connected with a nose bridge strip welding roller spindle 25 of the nose bridge strip welding roller assembly 11 through a set screw, and the non-contact switch 23 can sense signals passing through the outer circle extending parts of the two phase adjusting wheels 24. Loosening the fastening screws for fixing the two phase adjusting wheels 24 and the nose bridge strip welding roller spindle 25, adjusting the circumferential phase of the excircle extending parts of the two phase adjusting wheels 24 and the initial phase of the phase adjusting wheels 24 relative to the nose bridge strip welding roller spindle 25, and driving the stepping motor 17 to rotate discontinuously by discontinuous signals sensed by the contactless switch 23, so that the nose bridge strip adjusting mechanism 19 and the contactless switch 23 can adjust the length and the entering time of the nose bridge strip of each mask together, and the purpose of adjusting the nose bridge strip is achieved.
The utility model discloses simple structure, the adjustment is convenient, and dynamic operation stable performance has extensive application prospect.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. All the equivalent structural changes made by the contents of the specification and the drawings of the present invention are included in the scope of the present invention.
Claims (5)
1. The utility model provides a plane gauze mask body manufacturing installation, has a nose bridge strip welded roll subassembly of setting on the device right-hand member, nose bridge strip welded roll subassembly entry front end right side is equipped with nose bridge strip driving wheel, nose bridge strip cutting cam subassembly and nose bridge strip cutting knife, its characterized in that: the nose bridge strip driving wheel is connected with a driven chain wheel through a nose bridge strip moving shaft, the driven chain wheel is connected with a driving chain wheel fixed on an output shaft of a stepping motor through a chain, and the stepping motor drives the nose bridge strip driving wheel independently so as to drive the nose bridge strip to intermittently enter a nose bridge strip welding roller assembly through a nose bridge strip cutting knife.
2. The apparatus for manufacturing a flat mask body according to claim 1, wherein: the left side of the nose bridge strip welding roller assembly is sequentially provided with a flat pressing roller assembly and a nose bridge strip detection mechanism, and the nose bridge strip detection mechanism is used for detecting whether the nose bridge strip is in the mask or not.
3. The apparatus for manufacturing a flat mask body according to claim 1, wherein: the nose bridge strip welding roller assembly is characterized in that a nose bridge strip adjusting mechanism is arranged at the power input end of the nose bridge strip welding roller assembly and comprises a non-contact switch and phase adjusting wheels, the phase adjusting wheels are provided with outer circle extending parts, the outer circle extending parts of the two phase adjusting wheels are fixedly connected with a main shaft of the nose bridge strip welding roller through set screws after being relatively attached, and the non-contact switch is arranged at a distance position where the outer circle extending parts of the two phase adjusting wheels can sense signals.
4. The apparatus for manufacturing a flat mask body according to claim 1, wherein: an upper ultrasonic welding machine and a lower ultrasonic welding machine are arranged below the nose bridge strip welding roller component; the left side of the nose bridge strip welding roller component is sequentially provided with a flat pressing roller component, a folding roller component and a folding mechanism; the left side of the folding mechanism is sequentially provided with a flattening roller assembly, a left side welding roller assembly, a right side welding roller assembly and a cutting and slicing roller assembly; a left ultrasonic welding machine and a right ultrasonic welding machine are arranged below the left and right welding roller assemblies; the left side of the cutting and slicing roller assembly is provided with an outlet of the slicing mask body.
5. The apparatus for manufacturing a flat mask body according to claim 4, wherein: the shaft ends of the flat pressing roller assembly, the nose bridge strip cutting cam assembly and the nose bridge strip welding roller assembly are respectively connected with a chain wheel to form an upper side welding driving chain wheel set and a lower side welding driving chain wheel set; the shaft ends of the flattening roller assembly, the left and right side welding roller assembly and the cutting and slicing roller assembly are respectively connected with a chain wheel to form a left and right side welding driving chain wheel set; and the upper and lower side welding driving chain wheel sets and the left and right side welding driving chain wheel sets are fixedly connected with an output shaft of the servo motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020331194.4U CN212097578U (en) | 2020-03-17 | 2020-03-17 | Device for manufacturing plane mask body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020331194.4U CN212097578U (en) | 2020-03-17 | 2020-03-17 | Device for manufacturing plane mask body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212097578U true CN212097578U (en) | 2020-12-08 |
Family
ID=73634116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020331194.4U Active CN212097578U (en) | 2020-03-17 | 2020-03-17 | Device for manufacturing plane mask body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212097578U (en) |
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2020
- 2020-03-17 CN CN202020331194.4U patent/CN212097578U/en active Active
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