CN212888983U - Full-servo high-speed welding lug wire machine - Google Patents
Full-servo high-speed welding lug wire machine Download PDFInfo
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- CN212888983U CN212888983U CN202021476401.1U CN202021476401U CN212888983U CN 212888983 U CN212888983 U CN 212888983U CN 202021476401 U CN202021476401 U CN 202021476401U CN 212888983 U CN212888983 U CN 212888983U
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Abstract
The utility model discloses a full servo high-speed welding lug wire machine, which comprises a frame, a servo lug wire clamping mechanism, a servo lug wire pulling mechanism and a servo intermittent sheet supply mechanism, wherein the servo lug wire clamping mechanism, the servo lug wire pulling mechanism and the servo intermittent sheet supply mechanism are fixedly arranged at the top of the frame; the servo lug wire clamping mechanism is fixedly provided with a servo lug wire welding mechanism, a servo scissors mechanism and a lug wire rolling and releasing mechanism; the servo intermittent sheet supply mechanism penetrates through the servo lug welding mechanism; the servo lug wire pulling mechanisms are symmetrically arranged on two sides of the transmission direction of the servo intermittent film supply mechanism; the tail end of the servo intermittent sheet supply mechanism is provided with a laminated sheet collecting mechanism, and a conveying mechanism is correspondingly arranged below the laminated sheet collecting mechanism; an electric control cabinet is arranged below the frame. The utility model discloses utilize servo motor control to replace traditional pneumatic control, realized that a noise is low, adjust convenient gauze mask welding lug line machine, equipment stability is high simultaneously, improves production efficiency when practicing thrift the manpower.
Description
Technical Field
The utility model relates to a gauze mask production facility technical field especially relates to a full servo high-speed welding lug machine.
Background
When the mask is used in the environment polluted by respiratory infectious diseases or dust, germs, dust and the like in the air can enter the lung of a human body through breathing, so that the human body is seriously damaged, and the mask can play a certain filtering role when being worn. The mask is closely attached to the face so that germs, dust and the like cannot easily leak into the mask, and the mask is provided with ear belts through which the mask is fixed on the head.
In the prior art, the connection mode of the ear belt and the mask main body is realized by spot welding through equipment, and the existing welding lug machine mainly adopts a pneumatic or local stepping mode to realize four-point welding. The pneumatic control mode has the defect of high noise, is greatly influenced by the air pressure of equipment, and has the advantages of short service life cycle and high maintenance cost, and electrical elements are extremely easy to shift or damage in the high-speed and high-frequency operation; the disadvantage of the form of step control is that it is stressed, i.e. it shifts, and cannot form an effective closed loop system, and it often moves out of position after being subjected to resistance in the production process, bringing a lot of work for users and maintainers.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a full servo high-speed welding lug machine to prior art's weak point, realized that a noise is low, adjust convenient gauze mask welding lug machine, equipment stability is high simultaneously, improves production efficiency when practicing thrift the manpower.
Realize the utility model discloses purpose technical scheme is:
a full servo high speed wire bonding earphone comprising: the servo lug clamping mechanism, the servo lug pulling mechanism and the servo intermittent film supply mechanism are fixedly arranged at the top of the rack; the servo lug wire clamping mechanism is fixedly provided with a servo lug wire welding mechanism, a servo scissors mechanism and a lug wire rolling and releasing mechanism; the servo intermittent sheet supply mechanism penetrates through the servo lug welding mechanism; the servo lug wire pulling mechanisms are symmetrically arranged on two sides of the transmission direction of the servo intermittent film supply mechanism; the tail end of the servo intermittent sheet supply mechanism is provided with a laminated sheet collecting mechanism, and a conveying mechanism is correspondingly arranged below the laminated sheet collecting mechanism; an electric control cabinet is arranged below the frame.
Furthermore, the servo lug wire clamping mechanism comprises a bracket, a first crankshaft, an adjusting mechanism, a clamping jaw mechanism, a first servo motor and a second servo motor, wherein the first servo motor and the second servo motor respectively control the lifting motion and the clamping motion of the clamping jaw mechanism; and a first speed reducer is fixedly arranged on an output shaft of the first servo motor, one end of the first crankshaft is movably connected with the output shaft of the first speed reducer, and the other end of the first crankshaft is fixedly connected with clamping jaw mechanisms symmetrically arranged on two sides of the support through an adjusting mechanism.
Furthermore, the servo lug wire pulling mechanism comprises a wire pressing mechanism, a linear guide rail, a sliding block and a third servo motor for controlling the sliding block to move along the linear guide rail, and the wire pressing mechanism is fixedly arranged at one end of the linear guide rail; and a wire clamping mechanism is fixedly arranged on the sliding block.
Furthermore, the servo lug wire welding mechanism comprises a fourth servo motor, a second crankshaft, a lifting mechanism and an ultrasonic welding machine; the ultrasonic welding machine comprises a welding head and an ultrasonic group, wherein the welding head is arranged above the servo intermittent sheet supply mechanism and is fixedly arranged at the bottom of the lifting mechanism, and the ultrasonic group is fixedly arranged below the servo intermittent sheet supply mechanism and corresponds to the welding head; and a second speed reducer is fixedly arranged on an output shaft of the fourth servo motor, one end of the second crankshaft is movably connected with an output shaft of the second speed reducer, and the other end of the second crankshaft is movably connected with the top of the lifting mechanism.
Furthermore, a pressure spring and a positioning ring which are suitable for controlling the welding pressing force are arranged on the lifting mechanism.
Further, servo scissors mechanism includes crossbeam and the adjustable shearing mechanism of installing on the crossbeam of fixed mounting on the support, shear the mechanism and include scissors seat and install scissors, actuating mechanism, third bent axle and the fifth servo motor that links to each other the setting in proper order on the scissors seat.
Furthermore, an ear wire placing rod is arranged at the top of the ear wire rolling and unrolling mechanism.
By adopting the technical scheme, the utility model discloses following beneficial effect has:
(1) the utility model discloses a traditional pneumatic control is replaced to full servo control, supplies piece mechanism, servo welding lug mechanism and servo scissors mechanism through setting up servo clamp lug mechanism, servo intermittent type, has solved the problem that pneumatic element is unstable, the maintenance cycle is long, the noise is big, has realized that a noise is low, has adjusted convenient gauze mask welding lug machine, and equipment stability is high simultaneously, and is fast, improves production efficiency when practicing thrift the manpower.
(2) The utility model discloses a servo lug wire clamping mechanism is equipped with first bent axle, changes the rotation of servo motor into the up-and-down linear motion of adjustment mechanism, has realized the impact to the motor of adjustment mechanism when short cycle high speed operation, has avoided needing the frequent switching-over of motor to lead to the problem of cycle length; through setting up clamping jaw mechanism, but the clamping jaw ear line to send the ear line to the assigned position and weld, degree of automation is high.
(3) The utility model discloses a servo lug line mechanism that draws is equipped with line ball mechanism, during production, is cliied by trapping mechanism after the lug line passes line ball mechanism, and trapping mechanism passes through the slider of third servo motor control reciprocating motion on linear guide to the realization lasts draws the lug line function.
(4) The utility model discloses a servo lug mechanism that welds is equipped with ultrasonic bonding machine, welds firmly and stably, and fourth servo motor passes through the motion of second bent axle drive elevating system to drive bonding tool up-and-down motion, realize the quick welding function.
(5) The utility model discloses last pressure spring and the position circle of being equipped with of elevating system adjusts the elasticity of adjusting the pressure spring through the position circle, and then control welding packing force.
(6) The utility model discloses an install on the crossbeam with adjustable shear mechanism, fifth servo motor passes through the motion of third bent axle drive actuating mechanism to drive the quick shear function of scissors.
(7) The utility model discloses an ear wire rolling mechanism top is equipped with the ear wire and places the pole for support the ear wire, be convenient for the ear wire get into smoothly in the ear wire rolling mechanism.
Drawings
In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the accompanying drawings, in which:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the servo lug clamping mechanism of the present invention;
fig. 3 is a schematic structural view of the servo lug pulling mechanism of the present invention;
fig. 4 is a schematic structural view of the servo lug wire welding mechanism of the present invention;
fig. 5 is a schematic structural diagram of the servo scissors mechanism of the present invention.
The reference numbers in the drawings are:
a frame 1;
the device comprises a servo lug clamping mechanism 2, a support 2-1, a first crankshaft 2-2, an adjusting mechanism 2-3, an adjusting rod 2-3-1, a connecting rod 2-3-2, a clamping jaw mechanism 2-4, a first servo motor 2-5, a second servo motor 2-6 and a first speed reducer 2-7;
the device comprises a servo lug wire pulling mechanism 3, a wire pressing mechanism 3-1, a linear guide rail 3-2, a sliding block 3-3, a third servo motor 3-4, a wire clamping mechanism 3-5, a pneumatic claw 3-5-1 and a wire clamping finger 3-5-2;
a servo intermittent sheet supply mechanism 4;
the device comprises a servo welding lug mechanism 5, a fourth servo motor 5-1, a second crankshaft 5-2, a lifting mechanism 5-3, a support frame 5-3-1, a support plate 5-3-2, a reinforcing plate 5-3-3, a lifting rod 5-3-4, a connecting seat 5-3-5, a pressure spring 5-3-6, a first guiding device 5-3-7, a first connecting plate 5-3-8, a second guiding device 5-3-9, a second connecting plate 5-3-10, a locating ring 5-3-11, an ultrasonic welding machine 5-4, a welding head 5-4-1, an ultrasonic wave group 5-4-2 and a second speed reducer 5-5;
the device comprises a servo scissors mechanism 6, a cross beam 6-1, an adjusting block 6-2, a scissors seat 6-3, scissors 6-4, a driving mechanism 6-5, a connecting rod 6-5-1, a third guiding device 6-5-2, a driving arm 6-5-3, a driving assembly 6-5-4, a third crankshaft 6-6 and a fifth servo motor 6-7;
an ear wire reel-out mechanism 7;
a laminated material collecting mechanism 8;
a conveying mechanism 9;
an electric control cabinet 10.
Detailed Description
In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.
(example 1)
The full servo high speed wire bonding earphone of fig. 1-5 includes: the device comprises a rack 1, a servo lug clamping mechanism 2, a servo lug pulling mechanism 3 and a servo intermittent film supply mechanism 4, wherein the servo lug clamping mechanism 2, the servo lug pulling mechanism 3 and the servo intermittent film supply mechanism 4 are fixedly arranged at the top of the rack 1; the servo lug wire clamping mechanism 2 is fixedly provided with a servo welding lug wire mechanism 5, a servo scissors mechanism 6 and a lug wire rolling and releasing mechanism 7, and the top of the lug wire rolling and releasing mechanism 7 is provided with a lug wire placing rod 7-1 for supporting a lug wire so that the lug wire can smoothly enter the lug wire rolling and releasing mechanism 7. The tail end of the servo intermittent sheet supply mechanism 4 is provided with a laminated material collecting mechanism 8, and a conveying mechanism 9 is correspondingly arranged below the laminated material collecting mechanism 8; an electric control cabinet 10 is also arranged below the frame 1.
The servo lug clamping mechanism 2 comprises a support 2-1, a first crankshaft 2-2, an adjusting mechanism 2-3, a clamping jaw mechanism 2-4, a first servo motor 2-5 and a second servo motor 2-6, wherein the first servo motor and the second servo motor respectively control the lifting motion and the clamping motion of the clamping jaw mechanism 2-4; a first speed reducer 2-7 is fixedly arranged on an output shaft of the first servo motor 2-5, one end of a first crankshaft 2-2 is movably connected with the output shaft of the first speed reducer 2-7, and the other end of the first crankshaft is fixedly connected with clamping jaw mechanisms 2-4 symmetrically arranged on two sides of the support 2-1 through an adjusting mechanism 2-3. The adjusting mechanism 2-3 comprises an adjusting rod 2-3-1 and a connecting rod 2-3-2, the upper end of the adjusting rod 2-3-1 is connected with the output end of the first crankshaft 2-2 through a bearing assembly, and the lower end of the adjusting rod is connected with the middle part of the connecting rod 2-3-2 through the bearing assembly. The number of the second servo motors 2-6 is two, the number of the second servo motors 2-6 is four, two ends of the connecting rod 2-3-2 are fixedly installed on the two groups of the second servo motors 2-6 respectively, and a guide mechanism connected with the support 2-1 is fixedly arranged on the outer side of each group of the second servo motors 2-6, so that the clamping jaw mechanism 2-4 is prevented from being eccentric when moving up and down, and the clamping precision is prevented from being influenced.
The servo lug wire pulling mechanism 3 is provided with two servo lug wire pulling mechanisms which are symmetrically arranged at two sides of the transmission direction of the servo intermittent film supply mechanism 4 and comprises a wire pressing mechanism 3-1, a linear guide rail 3-2, a sliding block 3-3 and a third servo motor 3-4 for controlling the sliding block 3-3 to move along the linear guide rail 3-2. The line pressing mechanism 3-1 is fixedly arranged at the left end of the linear guide rail 3-2, and the third servo motor 3-4 is fixedly arranged at the outer side of the right end of the linear guide rail 3-2; the slider 3-3 is fixedly provided with a wire clamping mechanism 3-5, the wire clamping mechanism 3-5 comprises a pneumatic claw 3-5-1 fixedly connected with the slider 3-3 and a wire clamping finger 3-5-2 fixedly connected with the pneumatic claw 3-5-1, and the opening and closing of the wire clamping finger 3-5-2 are controlled through the pneumatic claw 3-5-1 so as to clamp the ear wire.
The servo intermittent sheet supply mechanism 4 penetrates through the servo welding lug wire mechanism 4 and is used for conveying the mask sheets.
The servo lug wire welding mechanism 5 comprises a fourth servo motor 5-1, a second crankshaft 5-2, a lifting mechanism 5-3 and an ultrasonic welding machine 5-4. The ultrasonic welding machine 5-4 comprises a welding head 5-4-1 and an ultrasonic group 5-4-2, wherein the welding head 5-4-1 is arranged above the servo intermittent sheet supply mechanism 4 and is fixedly arranged at the bottom of the lifting mechanism 5-3, and the ultrasonic group 5-4-2 is fixedly arranged below the servo intermittent sheet supply mechanism 4 and is arranged corresponding to the welding head 5-4-1. A second speed reducer 5-5 is fixedly arranged on an output shaft of the fourth servo motor 5-1, one end of a second crankshaft 5-2 is movably connected with the output shaft of the second speed reducer 5-5, and the other end of the second crankshaft is movably connected with the top of the lifting mechanism 5-3. The lifting mechanism 5-3 comprises a support frame 5-3-1 fixedly arranged on the support frame 2-1, a support plate 5-3-2 is fixedly arranged on the support frame 5-3-1, a second speed reducer 5-5 is fixedly arranged at the top of the support plate 5-3-2 through a motor base, and reinforcing plates 5-3-3 are fixedly arranged on two sides of the support plate 5-3-2 in order to further improve the strength of the support plate 5-3-2. The lifting mechanism 5-3 further comprises a lifting rod 5-3-4, a connecting seat 5-3-5, a pressure spring 5-3-6, a first guiding device 5-3-7 and a first connecting plate 5-3-8 which are sequentially connected. The upper end of the lifting rod 5-3-4 is connected with the output end of the second crankshaft 5-2 through a bearing assembly, the first guide device 5-3-7 penetrates through the top of the support frame 5-3-1, and the first connecting plate 5-3-8 is uniformly provided with a plurality of through holes, so that the weight is reduced, and the load of the fourth servo motor 5-1 is reduced. Four second guide devices 5-3-9 penetrating through the support 2-1 are uniformly arranged at the bottom of the first connecting plate 5-3-8, a second connecting plate 5-3-10 is fixedly arranged at the bottom end of the second guide devices 5-3-9, and four welding heads 5-4-1 are uniformly and fixedly arranged at the bottom of the second connecting plate 5-3-10. In order to adjust the elasticity of the pressure spring 5-3-6, a positioning ring 5-3-11 is further arranged at the lower end of the pressure spring 5-3-6, and the elasticity of the pressure spring is adjusted by adjusting the positioning ring 5-3-11, so that the welding pressing force is adjusted.
The servo scissors mechanism 6 comprises a cross beam 6-1 fixedly arranged on the support 2-1, two adjusting blocks 6-2 are arranged on the cross beam 6-1, and a shearing mechanism is fixedly arranged on each adjusting block 6-2. The shearing mechanism comprises a shearing base 6-3, and a pair of shears 6-4, a driving mechanism 6-5, a third crankshaft 6-6 and a fifth servo motor 6-7 which are arranged on the shearing base 6-3 and are sequentially connected. The driving mechanism 6-5 comprises a connecting rod 6-5-1 connected with the output end of a third crankshaft 6-6 through a bearing assembly, the lower end of the connecting rod 6-5-1 is hinged with a third guide device 6-5-2, the lower end of the third guide device 6-5-2 is fixedly provided with a driving arm 6-5-3, the main body of the scissors 6-4 is fixedly arranged on a scissors seat 6-3, four groups of driving assemblies 6-5-4 fixedly connected with the driving arm 6-5-3 are adjustably arranged on the scissors seat 6-3, and a group of driving assemblies 6-5-4 are respectively arranged above and below each handle of the scissors 6-4. The driving assembly 6-5-4 comprises a guide bearing seat connected with the shearing seat 6-3 in a sliding mode and two bearings sequentially arranged on the guide bearing seat, and a handle of the scissors 6-4 is in contact with the bearings. When the third guide device 6-5-2 moves downwards, the driving arm 6-5-3 is pressed downwards, the four groups of driving assemblies 6-5-4 move downwards, the handles of the scissors 6-4 are opened, the knife edges of the scissors 6-4 are opened, otherwise, the knife edges are closed, and therefore repeated shearing movement is achieved.
The working principle of the embodiment is as follows: the servo intermittent sheet supply mechanism 4 sends the mask sheet into the servo lug wire welding mechanism 5, the lug wires are sent into a wire pressing mechanism 3-1 of the servo lug wire pulling mechanism 3 from a lug wire coil placement mechanism 7, the lug wires are clamped out by a wire clamping mechanism 3-5, then the two ends of the lug wires are respectively clamped by four clamping jaw mechanisms 2-4 of the servo lug wire clamping mechanism 2, the servo scissors mechanism 6 cuts off the lug wires, the clamping jaw mechanisms 2-4 place the lug wires at the two ends of the mask sheet, then a lifting mechanism 5-3 of the servo lug wire welding mechanism 5 presses downwards, and an ultrasonic welding machine 5-4 works to weld the lug wires on the mask; and the welded masks are stacked by the lamination and collection mechanism 8 and taken away by the conveying mechanism 9, so that the processes are repeated.
This embodiment adopts full servo control to replace traditional pneumatic control, through setting up servo clamp lug mechanism 2, servo lug mechanism 3 that draws, servo intermittent type supplies piece mechanism 4, servo lug mechanism 5 and servo scissors mechanism 6 that welds, the problem that pneumatic component is unstable, the maintenance cycle is long, the noise is big has been solved, through setting up the bent axle, become servo motor's rotation the up-and-down linear motion of mechanism, the impact to the motor when the high-speed operation of linear motion mechanism in short period has been realized, the problem that needs the frequent switching-over of motor to lead to the cycle length has been avoided. The mask welding lug wire machine is low in noise and convenient to adjust, high in equipment stability and high in speed, manpower is saved, and production efficiency is improved.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (7)
1. The utility model provides a full servo high speed bonding lug machine which characterized in that includes: the device comprises a rack (1), a servo lug clamping mechanism (2), a servo lug pulling mechanism (3) and a servo intermittent film supply mechanism (4), wherein the servo lug clamping mechanism, the servo lug pulling mechanism and the servo intermittent film supply mechanism are fixedly arranged at the top of the rack (1); the servo lug wire clamping mechanism (2) is fixedly provided with a servo lug wire welding mechanism (5), a servo scissors mechanism (6) and a lug wire rolling and releasing mechanism (7); the servo intermittent sheet supply mechanism (4) penetrates through the servo lug welding mechanism (5); the servo lug wire pulling mechanisms (3) are symmetrically arranged on two sides of the transmission direction of the servo intermittent film supply mechanism (4); the tail end of the servo intermittent sheet supply mechanism (4) is provided with a laminated sheet collecting mechanism (8), and a conveying mechanism (9) is correspondingly arranged below the laminated sheet collecting mechanism (8); an electric control cabinet (10) is arranged below the frame (1).
2. The full servo high speed wire bonding earphone of claim 1 wherein: the servo lug clamping mechanism (2) comprises a support (2-1), a first crankshaft (2-2), an adjusting mechanism (2-3), a clamping jaw mechanism (2-4), a first servo motor (2-5) and a second servo motor (2-6) which respectively control the lifting motion and the clamping motion of the clamping jaw mechanism (2-4); a first speed reducer (2-7) is fixedly arranged on an output shaft of the first servo motor (2-5), one end of the first crankshaft (2-2) is movably connected with the output shaft of the first speed reducer (2-7), and the other end of the first crankshaft is fixedly connected with clamping jaw mechanisms (2-4) symmetrically arranged on two sides of the support (2-1) through adjusting mechanisms (2-3).
3. The full servo high speed wire bonding earphone of claim 1 wherein: the servo lug wire pulling mechanism (3) comprises a wire pressing mechanism (3-1), a linear guide rail (3-2), a sliding block (3-3) and a third servo motor (3-4) for controlling the sliding block (3-3) to move along the linear guide rail (3-2), and the wire pressing mechanism (3-1) is fixedly arranged at one end of the linear guide rail (3-2); and a wire clamping mechanism (3-5) is fixedly arranged on the sliding block (3-3).
4. The full servo high speed wire bonding earphone of claim 1 wherein: the servo welding lug mechanism (5) comprises a fourth servo motor (5-1), a second crankshaft (5-2), a lifting mechanism (5-3) and an ultrasonic welding machine (5-4); the ultrasonic welding machine (5-4) comprises a welding head (5-4-1) and an ultrasonic group (5-4-2), the welding head (5-4-1) is arranged above the servo intermittent sheet supply mechanism (4) and is fixedly arranged at the bottom of the lifting mechanism (5-3), and the ultrasonic group (5-4-2) is fixedly arranged below the servo intermittent sheet supply mechanism (4) and corresponds to the welding head (5-4-1); a second speed reducer (5-5) is fixedly arranged on an output shaft of the fourth servo motor (5-1), one end of the second crankshaft (5-2) is movably connected with the output shaft of the second speed reducer (5-5), and the other end of the second crankshaft is movably connected with the top of the lifting mechanism (5-3).
5. The full servo high speed wire bonding earphone of claim 4 wherein: a pressure spring (5-3-6) and a positioning ring (5-3-11) which are suitable for controlling the welding pressing force are arranged on the lifting mechanism (5-3).
6. The full servo high speed wire bonding earphone of claim 1 wherein: the servo scissors mechanism (6) comprises a cross beam (6-1) fixedly mounted on the support (2-1) and an adjustable shearing mechanism mounted on the cross beam (6-1), wherein the shearing mechanism comprises a scissors seat (6-3), scissors (6-4), a driving mechanism (6-5), a third crankshaft (6-6) and a fifth servo motor (6-7), wherein the scissors (6-4), the driving mechanism (6-5), the third crankshaft (6-6) and the fifth servo motor are mounted on the scissors seat (6-3) and are sequentially connected.
7. The full servo high speed wire bonding earphone of claim 1 wherein: the top of the ear wire rolling and releasing mechanism (7) is provided with an ear wire placing rod (7-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021476401.1U CN212888983U (en) | 2020-07-23 | 2020-07-23 | Full-servo high-speed welding lug wire machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021476401.1U CN212888983U (en) | 2020-07-23 | 2020-07-23 | Full-servo high-speed welding lug wire machine |
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| CN212888983U true CN212888983U (en) | 2021-04-06 |
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| CN202021476401.1U Active CN212888983U (en) | 2020-07-23 | 2020-07-23 | Full-servo high-speed welding lug wire machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113580185A (en) * | 2021-07-29 | 2021-11-02 | 东莞市笃恒集控机械设备有限公司 | Servo drive adult and general mechanical synchronous wire clamping mechanism of children's gauze mask |
-
2020
- 2020-07-23 CN CN202021476401.1U patent/CN212888983U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113580185A (en) * | 2021-07-29 | 2021-11-02 | 东莞市笃恒集控机械设备有限公司 | Servo drive adult and general mechanical synchronous wire clamping mechanism of children's gauze mask |
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