CN111842739A - Glasses metal frame bending machine - Google Patents
Glasses metal frame bending machine Download PDFInfo
- Publication number
- CN111842739A CN111842739A CN202010705146.1A CN202010705146A CN111842739A CN 111842739 A CN111842739 A CN 111842739A CN 202010705146 A CN202010705146 A CN 202010705146A CN 111842739 A CN111842739 A CN 111842739A
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- coating
- needle
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- 238000005452 bending Methods 0.000 title claims abstract description 49
- 239000002184 metal Substances 0.000 title claims abstract description 16
- 239000011521 glass Substances 0.000 title claims description 7
- 230000007246 mechanism Effects 0.000 claims abstract description 67
- 239000011248 coating agent Substances 0.000 claims abstract description 40
- 238000000576 coating method Methods 0.000 claims abstract description 40
- 238000010438 heat treatment Methods 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 55
- 238000003825 pressing Methods 0.000 claims description 52
- 238000001816 cooling Methods 0.000 claims description 28
- 239000007788 liquid Substances 0.000 claims description 17
- 239000007787 solid Substances 0.000 claims description 10
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 125000004122 cyclic group Chemical group 0.000 claims description 2
- 230000010355 oscillation Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 6
- 238000012797 qualification Methods 0.000 abstract description 5
- 230000007547 defect Effects 0.000 abstract description 3
- 230000009471 action Effects 0.000 description 7
- 239000000110 cooling liquid Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000011897 real-time detection Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F45/00—Wire-working in the manufacture of other particular articles
- B21F45/002—Wire-working in the manufacture of other particular articles of frames for spectacles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F1/00—Bending wire other than coiling; Straightening wire
- B21F1/004—Bending wire other than coiling; Straightening wire by means of press-type tooling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F23/00—Feeding wire in wire-working machines or apparatus
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wire Processing (AREA)
Abstract
The invention relates to the technical field of spectacle frame production, and discloses a spectacle metal frame bending machine which comprises a wire feeding wheel, a heater, a bending mechanism and a forming mechanism, wherein the wire feeding wheel is used for pushing a wire, the heater is used for heating the wire, the bending mechanism and the forming mechanism are respectively positioned on the side surface and the upper part of the wire, one side of the wire is provided with a coating needle, one end of the coating needle is in contact with the surface of the wire and is coated with a coating, and one side of the wire is provided with a conductive needle corresponding to the position of the coating. According to the invention, the coating is coated on the surface of the wire by the coating needle, the coating and the conductive needle are utilized to form the measuring circuit, the wire of different sections is turned over and detected in real time in the bending and forming process of the wire, the staggered bending mechanism and the forming mechanism can be timely adjusted in position, and the defects of inward turning and outward turning of a pit groove on the mirror frame caused by the turning of the wire are reduced, so that the qualification rate of the mirror frame is improved, and the production cost is reduced.
Description
Technical Field
The invention relates to the technical field of spectacle frame production, in particular to a spectacle metal frame bending machine.
Background
With the explosive development of the eyeglass industry, automation technology is increasingly widely applied in the field of eyeglass production. The traditional picture frame is manufactured by using a die profiling process, so that the period is long, the cost is high, the die inventory is large, and the picture frame is suitable for the production requirements of medium and large batches. However, with the characteristics of small batch, multiple varieties and short period of the current market, the original production equipment can not well adapt to the current market. The appearance of automatic bending machines for metal frames of spectacles, also known as automatic spectacle frame winding machines, is a precision apparatus integrating electronics and automation. Under the control of a computer, the automatic frame winding machine can automatically bend the coiled silk material into spectacle frames with different shapes and different curvatures. The machine mainly comprises a main machine body, a sample die measuring mechanism, a wire feeding mechanism, a bending mechanism, a cutting mechanism and a computer control system. The sample mold measuring mechanism is used for sampling and measuring a spectacle frame sample or a model made of the sample by using the grating component, and the wire feeding mechanism, the bending mechanism and the cutting mechanism are matched together to bend and mold wires to form the spectacle frame.
The spectacle frame used by people is actually a space three-dimensional curve, the outline of the spectacle frame is just a closed curve on a certain spherical surface, the bending mechanism is used for completing the bending deformation of a wire material in two directions of forming and bending, and the bending forming in each direction is completed by the mutual action of a supporting wheel and a pressing wheel. The supporting wheel is fixed, and the pressing wheel is controlled by the motor to move. By controlling the relative positions of the two wheel members, the wheel can be bent into shapes with different curvatures. The bending action of current pinch roller to the line material in the shaping direction carries out a bending respectively to the four corners of picture frame, and crooked number of times is few, and the accuracy of every crooked angle department radian is lower, leads to the difference of picture frame and picture frame sample too big, and the qualification rate of picture frame is lower.
In addition, in order to fix the lenses, the wires used by the frame need to be grooved before being bent, and the phenomenon of inward turning and outward turning exists due to the fact that after the frame is folded, the positions of the pressing wheels and the supporting wheels are changed or the shape of the contact surface of the pressing wheels and the wires is changed, so that the direction of the force applied to the upper surface of the wires by the pressing wheels is changed, and the wires are turned over. Because traditional looper machine can't have in the production process real-time detection line material whether overturn, only carry out the sampling after having produced a batch picture frame and detect, can cause so that a batch picture frame all has the flaw, has wasted the material, has increased manufacturing cost.
Disclosure of Invention
Aiming at the defects of the existing glasses metal frame bending machine in the background technology in the using process, the invention provides the glasses metal frame bending machine which has the advantages of high bending precision, high qualification rate and real-time detection of the pit slots of the glasses frame, and solves the problems of few bending times, low qualification rate, no warning of wire turnover and high cost in the background technology.
The invention provides the following technical scheme: the utility model provides a glasses metal framework looper machine, includes wire feeding wheel, heater, bending mechanism and forming mechanism, wire feeding wheel is used for propelling movement line material, the heater is used for giving the line material heating, bending mechanism and forming mechanism are located the side and the top of line material respectively, one side of line material is equipped with scribbles the needle, the one end of scribbling the needle contacts and is equipped with the coating at the surface coating of line material with the surface of line material, one side of line material is equipped with the electrically conductive needle corresponding with the coating position, forming mechanism includes supersonic generator, application of force mechanism and the solid subassembly of pressure, the solid subassembly of pressure sets up the below at application of force mechanism, supersonic generator is located application of force mechanism and keeps away from the one end of the solid subassembly of pressure, the solid subassembly of pressure contacts with the surface of line material.
Preferably, the force application mechanism comprises a piston structure consisting of a fixed pipe, a piston head and a push rod, a liquid cavity and an air cavity are respectively arranged on two sides of the piston head, and the push rod is connected with the top of the press fixing component.
Preferably, the pressing and fixing assembly comprises an upper pressing plate and a lower pressing plate, the upper pressing plate and the lower pressing plate are respectively located on the upper side and the lower side of the wire material, the upper pressing plate is fixedly connected below the push rod, the upper surface of the lower pressing plate is matched with the lower surface of the wire material in shape, a conductive needle is arranged inside the upper pressing plate, a cavity is formed inside the lower pressing plate, an air hole communicated with the cavity is formed in the side wall, contacting with the wire material, of the lower pressing plate, the cavity is communicated with the air cavity through an air pipe, and air flow can only flow from the cavity to the air cavity.
Preferably, a cooling ring is arranged on the side face of the forming mechanism, the cooling ring is annular, the wire penetrates through the inside of the cooling ring, the inner wall of the cooling ring is attached to the surface of the wire, and the inner cavity of the cooling ring is in through connection with the liquid cavity.
Preferably, the conductive pins are located on two sides of the bending mechanism and inside the press fixing assembly, the conductive pins are connected in parallel through a lead, and the circuits of the conductive pins are all connected with the warning indicator in series.
Preferably, the bottom surface of the conductive needle is flush with the bottom surface of the upper pressing plate, the conductive needle and the pressing component vibrate synchronously, a main circuit of the conductive needle is connected with a current generator, and the current generator has the same signal emission frequency as the ultrasonic generator.
Preferably, a spring is fixedly connected above the conductive pin positioned in the upper pressure plate, and the conductive pin moves out of the inner part of the upper pressure plate when the spring extends.
The invention has the following beneficial effects:
1. according to the invention, the coating is coated on the surface of the wire by the coating needle, the coating and the conductive needle form the measuring circuit, the wire of different sections is turned over and detected in real time in the bending and forming process of the wire, the staggered bending mechanism and the forming mechanism can be timely adjusted in position, and the defects of inward turning and outward turning of a pit groove on the mirror frame caused by the turning of the wire are reduced, so that the qualification rate of the mirror frame is improved, and the production cost is reduced.
2. According to the invention, the ultrasonic energy emitted by the ultrasonic generator is converted into mechanical vibration acting on the upper pressing plate, the high-frequency pressing action of the wire is realized by using the vibration pressure of the upper pressing plate, the bending of the wire is promoted, the force application mode that a motor is used as a motive power in the traditional frame ring bending machine is abandoned, the high frequency of the acoustic wave is used for effectively improving the bending precision of the wire, the error between the frame and the frame sample is reduced, and the accuracy of the bending forming of the frame is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic side view of the forming mechanism of the present invention
FIG. 3 is a circuit diagram of a conductive pin according to an embodiment;
FIG. 4 is a circuit diagram of the conductive pins according to the second embodiment.
In the figure: 1. a wire feeding wheel; 2. needle coating; 201. coating; 3. a heater; 4. a bending mechanism; 5. a molding mechanism; 6. an ultrasonic generator; 7. a force application mechanism; 701. a fixed tube; 702. a piston head; 703. a push rod; 704. a liquid chamber; 705. an air cavity; 8. pressing and fixing the component; 801. an upper pressure plate; 802. a lower pressing plate; 810. a cavity; 811. air holes; 9. a cooling ring; 10. a conductive pin; 11. a current generator; 12. a spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, an eyeglass metal frame bending machine includes a frame (not shown), a wire feeding wheel 1, a heater 3, a bending mechanism 4 and a forming mechanism 5, the wire feeding wheel 1 is used for feeding a wire, the heater 3 is used for heating the wire, the wire is easier to deform after being heated, so as to facilitate bending of an eyeglass frame, the heater 3 has many structures in the prior art, as long as the wire can be heated, the bending mechanism 4 and the forming mechanism 5 are respectively positioned on the side surface and the upper side of the wire, the bending mechanism 4 is used for bending the wire, the forming mechanism 5 is used for applying a downward force to the wire from the upper side of the wire, so as to form the wire, one side of the wire is provided with a coating needle 2, the coating needle 2 is installed on the frame, one end of the coating needle 2 is in contact with the surface of the wire and is coated with a coating 201 on the surface of the wire, the coating needle 2 can be arranged in a tubular shape, adding paint into the tube cavity, when the thread material passes below the coating needle 2, coating a slender coating 201 on the surface of the thread material, arranging a conductive needle 10 corresponding to the position of the coating 201 on one side of the thread material, arranging the forming mechanism 5 comprising an ultrasonic generator 6, a force application mechanism 7 and a press-fixing component 8, arranging the press-fixing component 8 below the force application mechanism 7, and contacting the press-fixing component 8 with the surface of the thread material.
Referring to fig. 2, the force applying mechanism 7 includes a piston structure composed of a fixed tube 701, a piston head 702 and a push rod 703, the fixed tube 701 is fixed on the frame, two sides of the piston head 702 are respectively provided with a liquid cavity 704 and an air cavity 705, the liquid cavity 704 and the air cavity 705 are respectively filled with cooling liquid and air, the push rod 703 is connected with the top of the press-fixing component 8, the ultrasonic generator 6 is located at one end of the force applying mechanism 7 away from the press-fixing component 8, the sound wave emitted by the ultrasonic generator 6 is transmitted to the surface of the piston head 702 through the liquid in the liquid cavity 704, the energy of the sound wave pushes the piston head 702 to move downwards along the inner wall of the fixed tube 701, a downward pressure is applied to the thread material by the push rod 703 and the press-fixing component 8 acting on the upper surface of the thread material, so as to cause the thread material to bend, because the amplitude and frequency of the sound wave are controllable, and the, the control of the pressure point and the pressure of the thread material is more accurate, the bending precision of the thread material can be improved, and therefore the quality of the mirror frame is improved.
Referring to fig. 2, the press-fixing assembly 8 includes an upper press plate 801 and a lower press plate 802, the upper press plate 801 and the lower press plate 802 are respectively located at the upper side and the lower side of the thread material, the upper press plate 801 is fixedly connected below the push rod 703, in this scheme, the concave groove for fixing the lens on the thread material is located above the lower press plate 802, the upper surface of the lower press plate 802 matches with the lower surface of the thread material in shape, that is, a protrusion matching with the concave groove is arranged on the upper surface of the lower press plate 802, and the protrusion is located inside the concave groove.
The cavity 810 is formed in the lower pressing plate 802, the air hole 811 communicated with the cavity 810 is formed in the side wall of the lower pressing plate 802, which is in contact with the wire, the cavity 810 is communicated with the air cavity 705 through an air pipe, and the air flow can only flow from the cavity 810 to the air cavity 705. referring to fig. 2, the arrow direction is the flow direction of the air, the air flows from the outer ring of the wire to the air hole 811, negative pressure is formed at the air hole 811 to suck the wire, the stability between the wire and the lower pressing plate 802 is improved, the possibility of wire overturning can be reduced, and due to the expansion performance of the air, when the air hole 811 is blocked by the wire, the piston head 702 can still move upwards and cannot block the movement.
Considering that the thread used to make the frame is generally not too thick, and the groove is also narrow, in fig. 2, the upper pressing plate 801 and the lower pressing plate 802 are set in an arc shape and press against the upper and lower surfaces of the thread, and the engaging action of the protrusion on the lower pressing plate 802 and the groove only plays a role of assisting to stabilize the thread.
The side of forming mechanism 5 is equipped with cooling ring 9, cooling ring 9 is cyclic annular, the line material runs through the inside of cooling ring 9 and the inner wall of cooling ring 9 pastes tightly with the surface of line material, cooling ring 9 adopts soft materials to make, be full of the coolant liquid in the cooling ring 9, the mobility of liquid makes the outer wall of cooling ring 9 contact with the line material to lower the temperature to the line material, make the line material harden, the inner chamber and the liquid chamber 704 through connection of cooling ring 9, the cooling tank that has the cooling effect can be connected to the inner chamber of cooling ring 9.
Because the acting force effect of the sound waves on the piston head 702 is vibration, the piston head 702 reciprocates along the inner wall of the fixed pipe 701, when the piston head 702 moves downwards, the inner cavity of the liquid cavity 704 is expanded, the inner cavity of the air cavity 705 is compressed, cooling liquid flows from the cooling box to the liquid cavity 704 through the cooling ring 9, and at the moment, gas in the air cavity 705 flows out but does not enter the cavity 810; when the piston head 702 moves upwards, the inner cavity of the liquid cavity 704 is compressed, the inner cavity of the air cavity 705 is expanded, and cooling liquid passes through the cooling ring 9 from the liquid cavity 704 and enters the cooling box again, so that the cooling liquid in the cooling ring 9 flows, the cooling effect on the wire materials is ensured, and at the moment, air enters the cavity 810 from the air hole 811; and because the sound wave emitted by the ultrasonic generator 6 is conducted through the liquid in the liquid cavity 704, compared with the propagation of air, the loss of sound wave energy is reduced, and the accuracy of the pressure acting on the wire material is improved.
The conductive needle 10 is located the both sides of bending mechanism 4 and the inside of pressing solid subassembly 8, and conductive needle 10 passes through the wire and connects in parallel, all establishes ties the attention device on the circuit of conductive needle 10, to conductive needle 10 and coating 201's contact mode according to coating 201's different two kinds of being divided into of nature:
The first embodiment is as follows: if the wire material is conductive, the coating 201 is an insulating coating, in this embodiment, the connection circuit of the conductive pin 10 is as shown in fig. 3, the main circuit of the conductive pin 10 is connected with the current generator 11, two ends of the wire are in contact with the non-coating 201 part of the wire material, the current generator 11 and the wire material form a closed loop, the conductive pin 10 is in contact with the insulating coating 201 part, the bottom surface of the conductive pin 10 is flush with the bottom surface of the upper pressing plate 801, the conductive pin 10 is fixed in the upper pressing plate 801 and vibrates along with the sound wave transmitted to the upper pressing plate 801; the conductive pins 10 on the outer side of the pressing component 8 and on the two sides of the bending mechanism 4 are connected with the outer wall of the upper pressure plate 801 through the connecting rod, so that the purpose of synchronous vibration of the conductive pins 10 and the pressing component 8 is achieved, the signal emission frequency of the current generator 11 is the same as that of the ultrasonic generator 6, the current generator 11 intermittently emits current, and the service time of the power supply can be prolonged.
That is, when the upper press plate 801 presses the wire downwards, the conductive pins 10 inside the upper press plate 801 contact the surface of the wire, at this time, the conductive pins 10 on both sides of the bending mechanism 4 also contact the surface of the wire under the synchronous driving of the upper press plate 801, at this time, the current generator 11 outputs current, all the conductive pins 10 contact the coating 201, if the wire is not turned over, the circuit of each conductive pin 10 shown in fig. 3 is not conducted, if the conductive pins 10 do not contact the insulating coating 201 of the wire, the circuit of the conductive pin 10 at this point is conducted, and the alarm connected in series with the current conductive pin 10 sends out an alarm to remind the wire to turn over or remind to adjust the positions of the bending mechanism 4 and the forming mechanism 5, thereby achieving the purpose of real-time reminding.
Example two: referring to fig. 4, the wire is not conductive, and then the coating 201 is conductive, in this embodiment, a spring 12 is fixedly connected above the conductive pin 10 in the upper pressing plate 801, and the conductive pin 10 moves out of the inside of the upper pressing plate 801 when the spring 12 is extended, which is different from the first embodiment: the current generator 11 and the conductive coating 201 on the thread material form a closed loop, the current generator 11 emits a current which is not pulse current but continuous, the spring 12 is connected above the conductive pin 10 inside the upper pressing plate 801, and the two conductive pins 10 outside the upper pressing plate 801 are in long contact with the surface of the thread material.
Under the elastic force of the spring 12, when the upper pressing plate 801 moves upward, the conductive pins 10 inside the upper pressing plate 801 still contact with the surface of the thread material, the alarm in this embodiment may use an indicator light, when the thread material is not turned over, the branch of each conductive pin 10 is turned on, and at this time, the indicator light is normally on, and when the indicator light is flashing or normally dark, it indicates that the thread material is turned over.
In summary, in the first and second embodiments, three conductive pins 10 are provided, and are respectively used for detecting the specific segment where the wire turns over, if the alarm L1 warns, it indicates that the wire turns over from the bending mechanism 4 to the coating pin 2, and the heater 3 or the device connected from the coating pin 2 to the bending mechanism 4 needs to be adjusted; if the alarm L2 gives an alarm, the bending mechanism 4 needs to be adjusted when the section from the bending mechanism 4 to the forming mechanism 5 turns over; if the alarm L3 gives an alarm, the molding mechanism 5 needs to be adjusted after the molding mechanism 5 turns over; the width of the coating 201 is consistent with the width of the conductive pin 10, and the lower the width of the coating 201 is, the higher the detection precision is on the premise that the conductive pin 10 can be communicated with the coating circuit.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a glasses metal framework looper machine, includes wire feeding wheel (1), heater (3), bending mechanism (4) and forming mechanism (5), wire feeding wheel (1) is used for the propelling movement line material, heater (3) are used for heating for the line material, bending mechanism (4) and forming mechanism (5) are located the side and the top of line material respectively, its characterized in that: one side of line material is equipped with and scribbles needle (2), the one end of scribbling needle (2) contacts and scribbles on the surface of line material and be equipped with coating (201), one side of line material is equipped with and coats the corresponding conductive needle (10) in (201) position, forming mechanism (5) include supersonic generator (6), application of force mechanism (7) and press solid subassembly (8), press solid subassembly (8) to set up the below at application of force mechanism (7), supersonic generator (6) are located application of force mechanism (7) and keep away from the one end of pressing solid subassembly (8), press solid subassembly (8) and the surface of line material and contact.
2. The metal frame eyebow of claim 1, wherein: the force application mechanism (7) comprises a piston structure consisting of a fixed pipe (701), a piston head (702) and a push rod (703), a liquid cavity (704) and an air cavity (705) are respectively arranged on two sides of the piston head (702), and the push rod (703) is connected with the top of the press-fixing component (8).
3. The metal frame eyebow machine of claim 2, wherein: the pressing and fixing assembly (8) comprises an upper pressing plate (801) and a lower pressing plate (802), the upper pressing plate (801) and the lower pressing plate (802) are located on the upper side and the lower side of a wire material respectively, the upper pressing plate (801) is fixedly connected below a push rod (703), the upper surface of the lower pressing plate (802) is matched with the shape of the lower surface of the wire material, a conductive needle (10) is arranged inside the upper pressing plate (801), a cavity (810) is formed inside the lower pressing plate (802), an air hole (811) communicated with the cavity (810) is formed in the side wall, contacted with the wire material, of the lower pressing plate (802), the cavity (810) is communicated with the air cavity (705) through an air pipe, and air flow can only flow from the cavity (810) to the air cavity (705).
4. The metal frame eyebow of claim 1, wherein: the side of forming mechanism (5) is equipped with cooling ring (9), cooling ring (9) are cyclic annular, the line material runs through the inside of cooling ring (9) and the inner wall of cooling ring (9) pastes tightly with the surface of line material, the inner chamber and the sap cavity (704) through connection of cooling ring (9).
5. The metal frame eyebow of claim 1, wherein: the conductive pins (10) are located on two sides of the bending mechanism (4) and inside the pressing and fixing assembly (8), the conductive pins (10) are connected in parallel through a lead, and the circuits of the conductive pins (10) are all connected with an alarm in series.
6. A spectacle metal frame looper as in claim 3 wherein: the bottom surface of conducting pin (10) flushes with the bottom surface of top board (801) mutually, conducting pin (10) and solid subassembly (8) synchronous oscillation of pressure, the main circuit of conducting pin (10) is connected with current generator (11), current generator (11) are the same with supersonic generator (6)'s signal emission frequency.
7. A spectacle metal frame looper as in claim 3 wherein: the spring (12) is fixedly connected above the conductive pin (10) positioned in the upper pressure plate (801), and when the spring (12) extends, the conductive pin (10) moves out of the interior of the upper pressure plate (801).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010705146.1A CN111842739B (en) | 2020-07-21 | 2020-07-21 | Glasses metal frame bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010705146.1A CN111842739B (en) | 2020-07-21 | 2020-07-21 | Glasses metal frame bending machine |
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| Publication Number | Publication Date |
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| CN111842739A true CN111842739A (en) | 2020-10-30 |
| CN111842739B CN111842739B (en) | 2022-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010705146.1A Active CN111842739B (en) | 2020-07-21 | 2020-07-21 | Glasses metal frame bending machine |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR890018936U (en) * | 1988-03-17 | 1989-10-05 | 박희덕 | Eyeglass frame tip bending device |
| CN2270577Y (en) * | 1995-12-28 | 1997-12-17 | 李正忠 | Frame bending machine for metal spectacles frame |
| CN1277679A (en) * | 1998-07-24 | 2000-12-20 | 朱塞普·卡格尼尔 | Manufacturing method for spectacles and spectacles obtained with such method |
| CN101623812A (en) * | 2008-07-08 | 2010-01-13 | 雅视光学有限公司 | Spectacle lens frame and processing method thereof |
| CN210936925U (en) * | 2019-11-21 | 2020-07-07 | 浙江布鲁金眼镜有限公司 | Metal glasses rim forming device |
-
2020
- 2020-07-21 CN CN202010705146.1A patent/CN111842739B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR890018936U (en) * | 1988-03-17 | 1989-10-05 | 박희덕 | Eyeglass frame tip bending device |
| CN2270577Y (en) * | 1995-12-28 | 1997-12-17 | 李正忠 | Frame bending machine for metal spectacles frame |
| CN1277679A (en) * | 1998-07-24 | 2000-12-20 | 朱塞普·卡格尼尔 | Manufacturing method for spectacles and spectacles obtained with such method |
| CN101623812A (en) * | 2008-07-08 | 2010-01-13 | 雅视光学有限公司 | Spectacle lens frame and processing method thereof |
| CN210936925U (en) * | 2019-11-21 | 2020-07-07 | 浙江布鲁金眼镜有限公司 | Metal glasses rim forming device |
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| CN111842739B (en) | 2022-03-11 |
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