Spectacle frame positioning tool

Abstract

The utility model discloses a glasses frame positioning tool, which relates to the technical field of glasses frame production, and comprises a bottom plate, a glasses frame arranged at the top of the bottom plate, and two groups of positioning mechanisms arranged at the top of the bottom plate and used for positioning and clamping the glasses frame, the positioning mechanism comprises a protection plate fixedly arranged on the top of the bottom plate, a lifting air cylinder fixedly installed on the top face of the bottom plate, and a base arranged at the top end of the lifting air cylinder and located under the protection plate. Half of the glasses frame is placed in the positioning groove of the base to preliminarily position the glasses frame, and the lifting cylinder lifts the base, so that the fixed protection plate can clamp, position and fix the lifted glasses frame in the base, subsequent equipment can conveniently process the glasses frame, the processing efficiency of the glasses frame is improved, and the production efficiency of the glasses frame is improved. And the lifting cylinder can control the clamping force when the glasses frame is positioned, so that the glasses frame is prevented from being deformed or damaged due to overlarge clamping force.

Description

Technical Field

[0001] The utility model relates to the technical field of eyeglass frame production, in particular to an eyeglass frame positioning tool. Background Art

[0002] The eyeglass frame is one of the core components of glasses. Its main function is to support the lenses. At the same time, the exquisite appearance of the eyeglass frame can also increase the charm of the wearer. The materials of the eyeglass frame include metal, plastic, resin and natural materials. According to different design styles, the eyeglass frame can be divided into several types such as full frame, half frame and frameless. At present, in the eyeglass frame manufacturing industry, processing fixtures are widely used to fix the eyeglass frame for various processing operations, such as drilling and grinding.

[0003] The patent with announcement number CN216325395U discloses "a kind of eyeglass frame processing equipment, relating to the field of eyeglass processing technology, comprising a base, a milling arm connected to one side of the base, a workbench installed on the upper surface of the base, and a fixed seat connected to the upper surface of the workbench. The equipment performs longitudinal limit fixation on the original plate by means of two fixing blocks threadedly connected to their upper surfaces with limit bolts and fixing nuts and longitudinal limit blocks, thereby facilitating the fixation of the original processed plate, and can be connected to a second processing device for secondary processing, thereby facilitating timely replacement of the fixing device, and has a simple structure and is easy to install. The outer diameter dimensions of the three frame limit blocks on the upper surface of the limit seat are adjusted by three second adjusting screws, thereby fixing the inner frame of the frame, facilitating the limit fixation during the inner frame processing."

[0004] Regarding the above-mentioned related technologies, the inventor believes that the frame panels are positioned and clamped through components such as lateral limit rods, but when positioning, people need to use tools to rotate the first adjustment screws and the fixing nuts on both sides of the device, and the rotation of the screws and nuts is time-consuming, which reduces the processing efficiency of the eyeglass frames. Utility Model Content

[0005] In view of the shortcomings of the prior art, the utility model provides a glasses frame positioning tool, and the specific technical solution is as follows:

[0006] A glasses frame positioning tool comprises a base plate, a frame arranged on the top of the base plate, and two groups of positioning mechanisms arranged on the top of the base plate and used for positioning and clamping the frame, the positioning mechanism comprises a protective plate fixedly arranged on the top of the base plate, a lifting cylinder fixedly installed on the top surface of the base plate, and a base arranged on the top of the lifting cylinder and directly below the protective plate, the top of the base is provided with a positioning groove for accommodating and positioning half of the frame, the protective plate is provided with a processing hole for allowing a processing device to pass through the protective plate to process the frame in the base, and the top of the base is provided with a ejection mechanism for automatically ejecting the processed frame when the base descends.

[0007] By adopting the above technical solution, the frame is initially positioned by placing half of the frame in the positioning groove of the base, and the base is raised and lowered by the lifting cylinder so that the fixed protective plate can clamp, position and fix the frame in the raised base, thereby improving the processing efficiency of the glasses frame.

[0008] Optionally, a plurality of mounting holes are provided on both sides of the base plate for people to insert bolts to install the tooling in a required area.

[0009] By adopting the above technical solution, people can use bolts to pass through the installation holes to fix the base plate and the tooling as a whole in the area where installation is required.

[0010] Optionally, two groups of symmetrically distributed vertical plates are fixedly provided on the top surface of the bottom plate, the protective plate is fixedly provided between the tops of two adjacent vertical plates, a connecting plate is fixedly provided on the top of the lifting cylinder, and the base is fixedly provided on the top of the connecting plate.

[0011] By adopting the above technical solution, the vertical plate can connect the bottom plate and the protective plate, the vertical plate can also support the protective plate and other components, and the connecting plate can connect the lifting cylinder and the base.

[0012] Optionally, a plurality of through holes communicating with the positioning grooves are provided between the connecting plate and the bottom of the base, and the ejecting mechanism includes a plurality of ejector rods fixed on the top surface of the base plate, the top ends of the ejector rods are movably arranged in corresponding through holes, the top ends of the ejector rods are provided with rubber sleeves that cooperate and abut against the bottom of the frame, the top ends of the ejector rods are provided with threaded ends, and the rubber sleeves are threadedly connected to the outer wall of the threaded ends of the ejector rods.

[0013] By adopting the above technical solution and setting the ejector rod, after the frame is processed, the frame that descends along with the base can be ejected from the positioning groove to automatically unload the processed frame, making it convenient for people to take out the processed glasses frame in the tooling.

[0014] In summary, the present invention has at least one of the following beneficial effects:

[0015] 1. The frame is initially positioned by placing half of the frame in the positioning groove of the base, and the base is raised and lowered by the lifting cylinder so that the fixed protective plate can clamp, position and fix the frame in the raised base, so as to facilitate the subsequent processing of the frame by the equipment and improve the processing efficiency of the frame. The lifting cylinder can control the clamping force when positioning the frame, so that the frame will not be deformed or damaged due to excessive clamping force.

[0016] 2. Through the setting of the push rod, after the frame is processed, the frame that descends with the base can be pushed out from the positioning groove to automatically unload the processed frame, which is convenient for people to take out the processed glasses frame in the tooling. The rubber sleeve is elastic, so that the frame is not easily damaged when the push rod presses the frame, and people can unscrew the rubber sleeve from the top of the push rod to replace the damaged or aged rubber sleeve, which is convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 3 The utility model Figure 2 A magnified view of the structure in the middle;

[0020] Figure 4 It is a top view of the overall structure of the utility model;

[0021] Figure 5 It is a top view of the connection between the base and the mirror frame of the utility model.

[0022] Explanation of the reference numerals: 1. bottom plate; 11. mounting hole; 2. mirror frame; 3. protective plate; 31. lifting cylinder; 32. connecting plate; 33. base; 34. positioning groove; 35. processing hole; 36. vertical plate; 37. through hole; 4. push rod; 41. rubber sleeve; 42. threaded end. DETAILED DESCRIPTION

[0023] The following is combined with Figure 1-5 The utility model is described in further detail.

[0024] The utility model embodiment discloses a kind of eyeglass frame positioning tool, referring to Figure 1-3 , including a base plate 1, a mirror frame 2 arranged on the top of the base plate 1, and two sets of positioning mechanisms arranged on the top of the base plate 1 and used for positioning and clamping the mirror frame 2. The positioned and clamped mirror frame 2 can facilitate the subsequent processing of the equipment.

[0025] Reference Figure 1 , Figure 2 and Figure 4 A plurality of mounting holes 11 are provided on both sides of the base plate 1 for people to pass bolts to install the tooling in the required area. People can use bolts to pass through the mounting holes 11 to fix the base plate 1 and the tooling as a whole in the required installation area.

[0026] Reference Figure 1 , Figure 2 and Figure 4The positioning mechanism includes a protective plate 3 fixed on the top of the base plate 1, a lifting cylinder 31 fixedly installed on the top surface of the base plate 1, and a base 33 arranged at the top of the lifting cylinder 31 and directly below the protective plate 3. Two sets of vertical plates 36 distributed symmetrically are fixedly provided on the top surface of the base plate 1. The protective plate 3 is fixedly provided between the tops of two adjacent vertical plates 36. The vertical plates 36 can connect the base plate 1 and the protective plate 3. The vertical plates 36 can also support the protective plate 3 and other components. A connecting plate 32 is fixedly provided on the top of the lifting cylinder 31. The base 33 is fixedly provided on the top of the connecting plate 32. The connecting plate 32 can connect the lifting cylinder 31 and the base 33.

[0027] After the lifting cylinder 31 is extended and retracted, it will drive the base 33 to rise and fall directly below the protective plate 3. People can adjust the clamping force of the lifting cylinder 31 on objects such as eyeglass frames by controlling the air pressure of the air source in the lifting cylinder 31. This is a public technology and will not be elaborated here.

[0028] Reference Figure 3-5 A positioning groove 34 for accommodating and positioning half of the frame 2 is provided on the top of the base 33. The base 33 can accommodate, limit and position half of the frame 2 through the positioning groove 34, and after the lifting cylinder 31 drives the base 33 to rise, the frame 2 in the base 33 can be pressed against the bottom of the protective plate 3, so that the protective plate 3 cooperates with the base 33 to clamp, position and fix the frame 2.

[0029] Reference Figure 2 , Figure 4 and Figure 5 A processing hole 35 is provided in the protective plate 3 for processing equipment to pass through the protective plate 3 to process the mirror frame 2 in the base 33. External processing equipment can pass through the processing hole 35 to perform drilling and other processing on the mirror frame 2 in the base 33.

[0030] Reference Figure 2-4 A ejection mechanism is provided on the top of the bottom plate 1 for automatically ejecting the processed frame 2 when the base 33 descends. A plurality of through holes 37 communicating with the positioning groove 34 are provided between the connecting plate 32 and the bottom of the base 33. The ejection mechanism includes a plurality of ejector rods 4 fixedly provided on the top surface of the bottom plate 1. The top ends of the ejector rods 4 are movably provided in corresponding through holes 37. The connecting plate 32 and the base 33 can limit the ejector rods 4 through the through holes 37. After the frame 2 is processed, the ejector rods 4 can eject the frame 2 that descends with the base 33 from the positioning groove 34 to automatically unload the processed frame 2, making it convenient for people to take out the processed glasses frame in the tooling.

[0031] Reference Figure 2-3A rubber sleeve 41 is provided at the top of the push rod 4, which cooperates with and abuts against the bottom of the frame 2. A threaded end 42 is provided at the top of the push rod 4. The rubber sleeve 41 is threadedly connected to the outer wall of the threaded end 42 of the push rod 4. The rubber sleeve 41 has elasticity and a certain degree of softness, so that the push rod 4 is not easy to damage the frame 2 when pressing the frame 2. People can remove the rubber sleeve 41 on the threaded end 42 by rotating the rubber sleeve 41, and replace the damaged or aged rubber sleeve 41.

[0032] The implementation principle of a glasses frame positioning tool in the embodiment of the utility model is:

[0033] When in use, people can place half of the frame 2 in the positioning groove 34 of the base 33 to preliminarily position the frame 2, and then control the lifting cylinder 31 to extend and retract to drive the base 33 and other components to lift and lower. After the base 33 is raised, the frame 2 will be pressed against the bottom of the protective plate 3, so that the protective plate 3 can cooperate with the base 33 to clamp, position and fix the frame 2, so that subsequent external processing equipment can penetrate the processing hole 35 to perform drilling and other processes on the frame 2 in the base 33;

[0034] After the frame 2 is processed, the push rod 4 and other components can push the frame 2 that descends with the base 33 out of the positioning groove 34 to automatically unload the processed frame 2, making it convenient for people to take out the processed glasses frame in the tooling, and then people can put the other half of the frame 2 into another set of positioning mechanisms, and repeat this process to complete the overall processing of the frame 2.

[0035] The above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A spectacles frame positioning tool, comprising a base plate (1), a spectacles frame (2) arranged on the top of the base plate (1), and two sets of positioning mechanisms arranged on the top of the base plate (1) and used for positioning and clamping the spectacles frame (2), characterized in that: The positioning mechanism comprises a protective plate (3) fixedly arranged on the top of the base plate (1), a lifting cylinder (31) fixedly mounted on the top surface of the base plate (1), and a base (33) arranged on the top of the lifting cylinder (31) and located directly below the protective plate (3); a positioning groove (34) for accommodating and positioning half of the mirror frame (2) is provided on the top of the base (33); a processing hole (35) is provided in the protective plate (3) for processing equipment to pass through the protective plate (3) to process the mirror frame (2) in the base (33); and a material ejection mechanism for automatically ejecting the processed mirror frame (2) when the base (33) descends is provided on the top of the base plate (1).

2. The eyeglass frame positioning tool according to claim 1, characterized in that: A plurality of mounting holes (11) are provided on both sides of the bottom plate (1) for people to insert bolts to install the tooling in a required area.

3. The eyeglass frame positioning tool according to claim 1, characterized in that: Two groups of symmetrically distributed vertical plates (36) are fixedly provided on the top surface of the bottom plate (1), and the protective plate (3) is fixedly provided between the tops of two adjacent vertical plates (36).

4. The eyeglass frame positioning tool according to claim 1, characterized in that: A connecting plate (32) is fixedly provided on the top of the lifting cylinder (31), and the base (33) is fixedly provided on the top of the connecting plate (32).

5. The eyeglass frame positioning tool according to claim 4, characterized in that: A plurality of through holes (37) communicating with the positioning grooves (34) are provided between the connection plate (32) and the bottom of the base (33).

6. The eyeglass frame positioning tool according to claim 5, characterized in that: The ejection mechanism comprises a plurality of ejector rods (4) fixedly arranged on the top surface of the bottom plate (1), and the top ends of the ejector rods (4) are movably arranged in corresponding through holes (37).

7. The eyeglass frame positioning tool according to claim 6, characterized in that: The top end of the push rod (4) is provided with a rubber sleeve (41) that cooperates and abuts against the bottom of the mirror frame (2).

8. The eyeglass frame positioning tool according to claim 7, characterized in that: A threaded end (42) is provided at the top of the push rod (4), and the rubber sleeve (41) is threadedly connected to the outer wall of the threaded end (42) of the push rod (4).

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