Glasses frame bending device
By designing a glasses frame bending device containing an electro-hydraulic cylinder and a servo motor, the problem of cumbersome bending operation of the traditional glasses frame mid-mounted connector is solved, and fast and flexible bending of different arcs is achieved, and processing efficiency is improved.
Patent Information
- Application Number
- CN202420701088.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-07
- Publication Date
- 2025-01-03
- Estimated Expiration
- 2034-04-07
AI Technical Summary
During the bending process of the connecting parts in the middle of the traditional glasses frame, different bend lower and upper molds need to be replaced, which is cumbersome to operate and affects processing efficiency.
Design a glasses frame bending device, including a lower mount, an upper mount, a fixed plate, an electro-hydraulic cylinder, a bending block, a curved bending gasket and a servo motor, and achieve different arcs through sliding and rotating mechanisms. Bend and quickly disengage the molded parts with the jacking assembly.
It realizes fast and flexible bending of the center connector of the glasses frame, improves processing efficiency and simplifies the operation process.
Smart Images
Figure CN222288443U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of eyeglass frame processing and relates to an eyeglass frame bending device. Background Art
[0002] The glasses frame is one of the important accessories of glasses. The glasses are assembled by assembling the lenses in the glasses frame. During the processing, the glasses frame is welded between two round frames and a middle connecting piece. The middle connecting piece needs to be bent to adapt to the shape of the wearer's nose.
[0003] Traditionally, the middle connector of eyeglass frames is bent mainly by bending equipment. During the bending process, different bending lower dies and bending upper dies need to be replaced for different bending radians. The operation is cumbersome and affects the processing efficiency of the middle connector of the eyeglass frame. Therefore, we designed an eyeglass frame bending device to solve the above technical problems. Summary of the invention
[0004] The purpose of the utility model is to provide a spectacle frame bending device to solve the problems raised in the above background technology.
[0005] The purpose of the utility model can be achieved through the following technical solutions: a kind of eyeglass frame bending device, comprising a lower mounting seat, an upper mounting seat and a fixing plate, the four corners at the top of the lower mounting seat are connected to the upper mounting seat through four limit columns, a fixing plate is slidably connected between the four limit columns, an electric hydraulic cylinder is fixedly installed in the middle of the upper mounting seat, the telescopic end of the electric hydraulic cylinder is fixedly connected to the top of the fixing plate, an upper bending block is fixedly installed at the bottom of the fixing plate, a lower bending block is slidably connected to the top of the lower mounting seat, a plurality of bending grooves are equidistantly provided at the top of the lower bending block, bending gaskets with different curvatures are fixedly installed inside the plurality of bending grooves, a lifting assembly is arranged inside the lower bending block, and the ejection end of the lifting assembly extends to the inside of the lower bending groove.
[0006] In the above-mentioned eyeglass frame bending device, a T-shaped groove is opened in the middle of the top of the lower mounting seat, and a T-shaped slider is fixedly provided at the center of the lower bending block, the T-shaped slider is slidably connected to the T-shaped groove, and a lead screw is rotatably connected to both sides of the inner wall of the T-shaped groove, and the lead screw is threadedly matched with a screw hole opened in the middle of the T-shaped slider, and a first servo motor is fixedly installed on one side of the lower mounting seat, and the output shaft of the first servo motor is fixedly connected to one end of the lead screw.
[0007] In the above-mentioned eyeglass frame bending device, multiple rectangular grooves are equidistantly provided on both sides of the inner wall of the lower bending block, and electric push rods are fixedly installed inside the multiple rectangular grooves. A clamping block is fixedly installed at the telescopic end of the electric push rod, and clamping grooves are provided on both sides of the bending gasket, and the clamping block is engaged with the corresponding clamping slots.
[0008] In the above-mentioned eyeglass frame bending device, through holes are provided on both sides of the top of the bending gasket, and the two through holes are interlaced and connected with the lifting ends of the lifting assembly.
[0009] In the above-mentioned eyeglass frame bending device, the lifting assembly includes a connecting plate, a return spring and a top column. A cavity is opened at the bottom of the lower bending block, and a connecting plate is nested inside the cavity. A plurality of top columns are fixedly installed at equal distances on both sides of the top of the connecting plate. The top ends of the plurality of top columns pass through the cavity and are interlaced and connected with corresponding through holes. A return spring is nested at the bottom of the plurality of top columns. The bottom end of the return spring is fixedly connected to the top end of the connecting plate, and the top end of the return spring is fixedly connected to the top wall of the cavity.
[0010] In the above-mentioned eyeglass frame bending device, a transmission shaft is rotatably connected to both sides of the inner wall of the cavity, a cam is fixedly installed at the center of the transmission shaft, the top of the cam is in contact with the bottom end of the connecting plate, and a second servo motor is fixedly installed on the side of the lower bending block, and the output shaft of the second servo motor is fixedly connected to one end of the transmission shaft.
[0011] In the above-mentioned eyeglass frame bending device, four corners of the top end of the lower mounting seat are threadedly connected with anchor bolts.
[0012] Compared with the prior art, the advantages of the eyeglass frame bending device of the utility model are:
[0013] 1. By opening a plurality of bending grooves in the lower bending block and installing bending gaskets with different curvatures inside the bending grooves, the middle connecting part of the eyeglass frame can be bent with different curvatures, thereby improving the convenience of bending the middle connecting part of the eyeglass frame.
[0014] 2. Through the lifting assembly arranged inside the lower bending block, the middle connecting piece of the eyeglass frame can be quickly separated from the bending groove after being bent, which is convenient for operators to take and improves the processing efficiency of the middle connecting piece of the eyeglass frame. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 The utility model is a three-dimensional structural schematic diagram of a spectacles frame bending device.
[0016] Figure 2 The utility model is a schematic diagram of the cross-sectional structure of a lower bending block of a spectacles frame bending device.
[0017] Figure 3 The utility model is a kind of eyeglass frame bending device Figure 2 A partial enlarged view of point A in the middle.
[0018] Figure 4The utility model is a schematic diagram of a bending gasket structure of a spectacles frame bending device.
[0019] In the figure, 1. lower mounting seat; 2. anchor bolt; 3. upper mounting seat; 4. fixing plate; 5. limit column; 6. electric hydraulic cylinder; 7. upper bending block; 8. lower bending block; 9. first servo motor; 10. second servo motor; 11. bending gasket; 12. cavity; 13. T-shaped slider; 14. lead screw; 15. cam; 16. connecting plate; 17. reset spring; 18. top column; 19. through hole; 20. slot; 21. block; 22. electric push rod. DETAILED DESCRIPTION
[0020] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
[0021] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the utility model is a kind of eyeglass frame bending device, comprising a lower mounting seat 1, an upper mounting seat 3 and a fixing plate 4, the four corners of the top of the lower mounting seat 1 are connected to the upper mounting seat 3 through four limiting columns 5, the fixing plate 4 is slidably connected between the four limiting columns 5, an electric hydraulic cylinder 6 is fixedly installed in the middle of the upper mounting seat 3, the telescopic end of the electric hydraulic cylinder 6 is fixedly connected to the top of the fixing plate 4, an upper bending block 7 is fixedly installed on the bottom end of the fixing plate 4, a lower bending block 8 is slidably connected to the top of the lower mounting seat 1, a plurality of bending grooves are equidistantly provided at the top of the lower bending block 8, bending gaskets 11 with different curvatures are fixedly installed inside the plurality of bending grooves, a lifting assembly is arranged inside the lower bending block 8, and the ejection end of the lifting assembly extends to the inside of the lower bending groove.
[0022] Specifically, by assembling the bending gaskets 11 of different curvatures in the bending groove, the middle connecting part of the eyeglass frame can be bent at different curvatures. At the same time, the bent middle connecting part of the eyeglass frame can be pushed out through the lifting assembly for easy removal.
[0023] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the utility model is a glasses frame bending device, a T-shaped groove is opened in the middle of the top of the lower mounting seat 1, a T-shaped slider 13 is fixedly provided at the center of the lower bending block 8, the T-shaped slider 13 is slidably connected to the T-shaped groove, and a lead screw 14 is rotatably connected to both sides of the inner wall of the T-shaped groove, the lead screw 14 is threadedly matched with the screw hole opened in the middle of the T-shaped slider 13, a first servo motor 9 is fixedly installed on one side of the lower mounting seat 1, and the output shaft of the first servo motor 9 is fixedly connected to one end of the lead screw 14.
[0024] Specifically, the first servo motor 9 drives the lead screw 14 to rotate, the rotation of the lead screw 14 drives the T-shaped slider 13 to move, and the movement of the T-shaped slider 13 drives the lower bending block 8 to move.
[0025] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the utility model is a spectacle frame bending device, a plurality of rectangular grooves are equidistantly provided on both sides of the inner wall of the lower bending block 8, electric push rods 22 are fixedly installed inside the plurality of rectangular grooves, a clamping block 21 is fixedly installed at the telescopic end of the electric push rod 22, clamping grooves 20 are provided on both sides of the bending gasket 11, and the clamping block 21 is engaged with the corresponding clamping grooves 20.
[0026] Specifically, the electric push rod 22 pushes the clamping block 21 to move, so that the clamping block 21 is engaged with and separated from the clamping slot 20 , which facilitates the installation and removal of the bending gasket 11 .
[0027] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the utility model is a spectacles frame bending device, both sides of the top of the bending gasket 11 are provided with through holes 19, and the two through holes 19 are interlaced and connected with the lifting ends of the lifting assembly.
[0028] The lifting assembly includes a connecting plate 16, a return spring 17 and a top column 18. A cavity 12 is opened at the bottom of the lower bending block 8, and a connecting plate 16 is nested inside the cavity 12. A plurality of top columns 18 are fixedly installed at equal distances on both sides of the top of the connecting plate 16. The top ends of the plurality of top columns 18 pass through the cavity 12 and are interlaced and connected with the corresponding through holes 19. A return spring 17 is nested at the bottom of the plurality of top columns 18. The bottom end of the return spring 17 is fixedly connected to the top end of the connecting plate 16, and the top end of the return spring 17 is fixedly connected to the top wall of the cavity 12.
[0029] A transmission shaft is rotatably connected to both sides of the inner wall of the cavity 12, a cam 15 is fixedly installed at the center of the transmission shaft, the top of the cam 15 is in contact and connected with the bottom end of the connecting plate 16, a second servo motor 10 is fixedly installed on the side of the lower bending block 8, and the output shaft of the second servo motor 10 is fixedly connected to one end of the transmission shaft.
[0030] Specifically, through the cooperation of the cam 15 and the reset spring 17, the cam 15 is rotated through the cooperation of the second servo motor 10 and the transmission shaft, and the cam 15 rotates to squeeze the connecting plate 16 to rise. The reset spring 17 controls the connecting plate 16 to reset, thereby realizing the lifting and lowering of the top column 18 at the top of the connecting plate 16. The top column 18 can be used to push the bent middle connecting part of the eyeglass frame out of the bending groove for easy removal.
[0031] The four corners at the top of the lower mounting seat 1 are all threadedly connected with anchor bolts 2 to facilitate the fixing of the lower mounting seat 1.
[0032] Specifically, when using the eyeglass frame bending device, first install the upper bending block 7 according to the requirements of the eyeglass frame bending, then assemble the bending gasket 11 in the bending groove of the lower bending block 8 to match the upper bending block 7 according to the requirements, turn on the electric push rod 22, and push the clamping block 21 to move through the electric push rod 22, so that the clamping block 21 is engaged with the clamping groove 20, and the assembly of the bending gasket 11 is completed;
[0033] Next, the first servo motor 9 is turned on, and the lead screw 14 is driven to rotate by the first servo motor 9, and the T-shaped slide block 13 is driven to move to one side of the T-shaped slide groove by the rotation of the lead screw 14, so that the lower bending block 8 is partially moved out, and then the operator places the middle connecting piece of the eyeglass frame to be bent in the corresponding bending groove, and then the controller of the first servo motor 9 controls the first servo motor 9 to rotate in the opposite direction, so that the lower bending block 8 is reset, and then the electric hydraulic cylinder 6 is turned on, and the fixing plate 4 is pushed downward by the electric hydraulic cylinder 6, so that the upper bending block 7 and the lower bending block 8 are closed, and the bending of the middle connecting piece of the eyeglass frame is completed;
[0034] Afterwards, the first servo motor 9 operates again to partially move the lower bending block 8, and at the same time turns on the second servo motor 10, and the transmission shaft is driven to rotate by the second servo motor 10, and the cam 15 is driven to rotate by the rotation of the transmission shaft, and the connecting plate 16 is lifted by the cam 15, and the rising of the connecting plate 16 drives the lifting column 18 to rise, and the formed middle connecting piece of the eyeglass frame is pushed out of the bending groove, completing the bending process of the middle connecting piece of the eyeglass frame.
[0035] The contents not described in detail in this specification belong to the prior art known to the professional and technical personnel in this field. The specific embodiments described in this article are only used to illustrate the spirit of the utility model. The technicians in the technical field of the utility model can make various modifications or supplements to the specific embodiments described or replace them in a similar way, but they will not deviate from the spirit of the utility model or exceed the scope defined by the attached claims.
Claims
1. A spectacles frame bending device, comprising a lower mounting seat (1), an upper mounting seat (3) and a fixing plate (4), wherein the four corners of the top of the lower mounting seat (1) are connected to the upper mounting seat (3) through four limiting columns (5), the fixing plate (4) is slidably connected between the four limiting columns (5), an electric hydraulic cylinder (6) is fixedly installed in the middle of the upper mounting seat (3), the telescopic end of the electric hydraulic cylinder (6) is fixedly connected to the top of the fixing plate (4), an upper bending block (7) is fixedly installed at the bottom end of the fixing plate (4), and a lower bending block (8) is slidably connected to the top of the lower mounting seat (1), characterized in that: The top of the lower bending block (8) is provided with a plurality of bending grooves at equal intervals, and bending gaskets (11) with different curvatures are fixedly installed inside the plurality of bending grooves. A lifting component is provided inside the lower bending block (8), and the ejection end of the lifting component extends into the interior of the lower bending groove.
2. The eyeglass frame bending device according to claim 1, characterized in that: A T-shaped slide groove is provided in the middle of the top of the lower mounting seat (1), a T-shaped slider (13) is fixedly provided at the center of the lower bending block (8), the T-shaped slider (13) is slidably connected to the T-shaped slide groove, a lead screw (14) is rotatably connected to both sides of the inner wall of the T-shaped slide groove, the lead screw (14) is threadedly matched with a screw hole provided in the middle of the T-shaped slider (13), a first servo motor (9) is fixedly installed on one side of the lower mounting seat (1), and the output shaft of the first servo motor (9) is fixedly connected to one end of the lead screw (14).
3. The eyeglass frame bending device according to claim 2, characterized in that: A plurality of rectangular grooves are equidistantly provided on both sides of the inner wall of the lower bending block (8), electric push rods (22) are fixedly installed inside the plurality of rectangular grooves, a clamping block (21) is fixedly installed at the telescopic end of the electric push rod (22), and clamping grooves (20) are provided on both sides of the bending gasket (11), and the clamping block (21) is clamped with the corresponding clamping groove (20).
4. The eyeglass frame bending device according to claim 3, characterized in that: Through holes (19) are provided on both sides of the top end of the bending gasket (11), and the two through holes (19) are interlaced and connected with the lifting end of the lifting component.
5. The eyeglass frame bending device according to claim 4, characterized in that: The lifting assembly comprises a connecting plate (16), a return spring (17) and a top column (18); a cavity (12) is provided at the bottom of the lower bending block (8); a connecting plate (16) is nested inside the cavity (12); a plurality of top columns (18) are fixedly installed at equal distances on both sides of the top of the connecting plate (16); the top ends of the plurality of top columns (18) pass through the cavity (12) and are interlaced and connected with corresponding through holes (19); a return spring (17) is nested at the bottom of the plurality of top columns (18); the bottom end of the return spring (17) is fixedly connected to the top end of the connecting plate (16); and the top end of the return spring (17) is fixedly connected to the top wall of the cavity (12).
6. The eyeglass frame bending device according to claim 5, characterized in that: A transmission shaft is rotatably connected to both sides of the inner wall of the cavity (12), a cam (15) is fixedly installed at the center of the transmission shaft, the top end of the cam (15) is in contact with and connected to the bottom end of the connecting plate (16), a second servo motor (10) is fixedly installed on the side of the lower bending block (8), and the output shaft of the second servo motor (10) is fixedly connected to one end of the transmission shaft.
7. The eyeglass frame bending device according to claim 1, characterized in that: The four corners at the top of the lower mounting seat (1) are all threadedly connected with anchor bolts (2).