Jewelry engraving machine

Abstract

The utility model discloses a jewelry engraving machine, and relates to the technical field of jewelry processing equipment. A jewelry engraving machine comprises a machine base, an engraving device, a rotary carrying table and a positioning jig, the engraving device and the rotary carrying table are arranged on the machine base, the positioning jig is arranged on the rotary carrying table, a driving mechanism is further arranged on the machine base, and the positioning jig is used for positioning jewelry. The driving mechanism is used for driving the rotary carrying table to rotate so as to enable the positioned jewelry to rotate at a constant speed, and the engraving device is used for engraving the rotating jewelry. According to the jewelry engraving machine disclosed by the utility model, the rotary carrying table is driven by the driving mechanism to rotate, so that jewelry rotates at a constant speed, the engraving quality of the jewelry is greatly improved, and the problem that the engraving yield and the production efficiency of the jewelry are influenced due to the instability of the speed of manually rotating the rotary carrying table is solved; the problems of low jewelry engraving yield and low production efficiency are solved, and the production quality and the production efficiency are greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of jewelry processing equipment, in particular to a jewelry engraving machine. Background Art

[0002] Many pieces of jewelry are decorated with patterns, which are processed by engraving machines. Traditional engraving machines are manual, and a positioning fixture for positioning jewelry is set on the rotating platform of the engraving machine. The jewelry to be engraved is fixed on the rotating platform by the positioning fixture, and the rotating platform of the engraving machine is rotated by manual control, and then the engraving device of the engraving machine is used to engrave the rotating jewelry.

[0003] Although manual engraving machines can realize the engraving processing of jewelry, they require manual control of the rotating platform of the engraving machine to rotate. Since manual operation is slow and unstable, not only the quality of the processed jewelry is uneven, affecting the yield rate, but also seriously affecting the production efficiency. Therefore, it is urgent to develop a new type of jewelry engraving machine to solve the above technical problems. Utility Model Content

[0004] In view of the above defects in the prior art, the utility model provides a jewelry engraving machine, which solves the problems of low jewelry engraving yield and production efficiency.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0006] A jewelry engraving machine comprises a machine base, an engraving device and a rotating platform arranged on the machine base, and a positioning fixture arranged on the rotating platform. The machine base is also provided with a driving mechanism. The positioning fixture is used to position the jewelry. The driving mechanism is used to drive the rotating platform to rotate so that the positioned jewelry rotates at a uniform speed. The engraving device is used to engrave the rotating jewelry.

[0007] Among them, a mounting frame is provided on the machine base, and the mounting frame is located on the side of the rotating platform. The driving mechanism includes a motor arranged on the mounting frame, a driving pulley arranged on the motor, a driven pulley arranged on the rotating platform, and a belt wound around the driving pulley and the driven pulley.

[0008] Wherein, the belt is a synchronous belt, and the driving pulley and the driven pulley are both synchronous pulleys.

[0009] Wherein, the mounting frame includes a connecting plate, a supporting plate and a mounting plate, the connecting plate is a bent plate, including a first connecting plate and a second connecting plate which are perpendicular to each other, the second connecting plate is arranged on the machine base; the supporting plate is vertically arranged on the first connecting plate, and the supporting plate and the second connecting plate are located on the same side of the first connecting plate; the mounting plate is vertically arranged on the supporting plate, and the mounting plate is located between the supporting plate and the second connecting plate; the motor is fixedly arranged on the mounting plate, and the main shaft of the motor passes through the mounting plate and is connected to the driving pulley.

[0010] The first connecting plate is provided with a first adjusting long hole extending along the X direction, a first locking bolt is slidably arranged in the first adjusting long hole, and the supporting plate is fastened to the first connecting plate by the first locking bolt.

[0011] Wherein, the support plate is provided with a second adjustment long hole extending along the Z direction, a second locking bolt is slidably arranged in the second adjustment long hole, and the mounting plate is fastened to the support plate through the second locking bolt.

[0012] Wherein, a photoelectric switch for detecting the initial position of the rotating platform is arranged on the second connecting plate, and a detection member cooperating with the photoelectric switch is arranged on the rotating platform.

[0013] Wherein, a position adjustment mechanism is arranged on the second connecting plate, and the photoelectric switch is arranged on the position adjustment mechanism.

[0014] Wherein, the position adjustment mechanism includes an adjustment plate and two third locking bolts, the adjustment plate is provided with a third adjustment long hole extending along the Y direction, two threaded holes are arranged at intervals on the second connecting plate, the two third locking bolts respectively pass through the third adjustment long hole and are threadedly connected in the corresponding threaded holes, and the photoelectric switch is arranged on the adjustment plate and is located on the inner side of the belt.

[0015] Wherein, a motor cover is arranged on the mounting frame, and the motor is located in the motor cover.

[0016] By adopting the above technical solution, the beneficial effects of the utility model are:

[0017] The jewelry engraving machine provided by the utility model has a driving mechanism for driving the rotating platform to rotate on the machine base. Therefore, when engraving jewelry, the jewelry only needs to be positioned by a positioning fixture, and then the rotating platform can be driven to rotate by the driving mechanism to achieve uniform rotation of the jewelry. Then the engraving device will engrave uniform and beautiful patterns on the jewelry rotating at a uniform speed. Compared with the prior art, the jewelry engraving machine of the utility model drives the rotating platform to rotate by the driving mechanism to make the jewelry rotate at a uniform speed, which greatly improves the engraving quality of the jewelry, thereby avoiding the problem of affecting the jewelry engraving yield rate and production efficiency due to the instability of the speed of the manual rotation of the rotating platform, solving the problem of low jewelry engraving yield rate and production efficiency, and greatly improving production quality and production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of the utility model jewelry engraving machine;

[0019] In the figure: 1. machine base; 2. engraving device; 3. rotating platform; 4. motor; 5. driving pulley; 6. driven pulley; 7. belt; 8. first connecting plate; 81. first adjusting long hole; 9. second connecting plate; 10. supporting plate; 101. second adjusting long hole; 11. mounting plate; 12. first locking bolt; 13. second locking bolt; 14. photoelectric switch; 15. detection part; 16. adjusting plate; 161. third adjusting long hole; 17. third locking bolt; 18. motor cover; 19. guide column; 20. hand wheel. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solutions and advantages of the utility model more clearly understood, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0021] like Figure 1 As shown, this embodiment discloses a jewelry engraving machine, including a machine base 1, an engraving device 2 and a rotating platform 3 arranged on the machine base 1, and a positioning fixture (not shown in the figure) arranged on the rotating platform 3. A driving mechanism is also provided on the machine base 1. The positioning fixture is used to position the jewelry (not shown in the figure). The driving mechanism is used to drive the rotating platform 3 to rotate so that the positioned jewelry rotates at a uniform speed. The engraving device 2 is used to engrave the rotating jewelry.

[0022] In the jewelry engraving machine of the present embodiment, since a driving mechanism for driving the rotating platform 3 to rotate is provided on the machine base 1, when the jewelry is engraved, the jewelry only needs to be positioned on the rotating platform 3 by means of a positioning fixture, and then the rotating platform 3 is driven to rotate by the driving mechanism to realize uniform rotation of the jewelry, and then the engraving device 2 will engrave uniform and beautiful patterns on the jewelry rotating at a uniform speed, thereby greatly improving the engraving quality of the jewelry, and further avoiding the problem of affecting the jewelry engraving yield and production efficiency due to the instability of the speed of the manual rotation of the rotating platform 3, solving the problem of low jewelry engraving yield and production efficiency, and greatly improving the production quality and production efficiency.

[0023] Since the belt drive mechanism can be used for transmission with a large center distance between two shafts, and it is elastic, can reduce impact and vibration loads, and runs smoothly and without noise, the driving mechanism in this embodiment is preferably a belt drive mechanism.

[0024] Specifically, a mounting frame is provided on the machine base 1, and the mounting frame is located on the side of the rotating platform 3. The driving mechanism includes a motor 4 arranged on the mounting frame, a driving pulley 5 arranged on the motor 4, a driven pulley 6 arranged on the rotating platform 3, and a belt 7 wound around the driving pulley 5 and the driven pulley 6.

[0025] Since synchronous belt drive has the advantages of belt drive, gear drive and chain drive, it can achieve transmission with a longer center distance, has an accurate transmission ratio, no slippage during operation, high transmission efficiency, smooth transmission, can absorb vibration, has low noise and a wide range of uses. Therefore, in this embodiment, the driving mechanism is further preferably a synchronous belt drive mechanism.

[0026] Specifically, the belt 7 is a synchronous belt, and the driving pulley 5 and the driven pulley 6 are both synchronous pulleys.

[0027] Of course, the driving mechanism may also adopt a chain transmission mechanism, a gear rack transmission mechanism, etc., which is selected according to actual needs, and this embodiment does not limit this.

[0028] The mounting frame in this embodiment includes a connecting plate, a support plate 10 and a mounting plate 11. The connecting plate is a bent plate, including a first connecting plate 8 and a second connecting plate 9 which are perpendicular to each other, and the second connecting plate 9 is arranged on the machine base 1; the support plate 10 is vertically arranged on the first connecting plate 8, and the support plate 10 and the second connecting plate 9 are located on the same side of the first connecting plate 8; the mounting plate 11 is vertically arranged on the support plate 10, and the mounting plate 11 is located between the support plate 10 and the second connecting plate 9; the motor 4 is fixedly arranged on the mounting plate 11, and the main shaft of the motor 4 passes through the mounting plate 11 and is connected to the driving pulley 5. In practical applications, the structure of the mounting frame can be designed according to actual needs, and this embodiment does not limit this.

[0029] In this embodiment, the XYZ coordinate system is positioned as follows Figure 1 As shown, the first connecting plate 8 is provided with a first adjusting slot 81 extending along the X direction, a first locking bolt 12 is slidably provided in the first adjusting slot 81, and the support plate 10 is fastened to the first connecting plate 8 by the first locking bolt 12. Such a configuration facilitates the adjustment of the center distance between the driving pulley 5 and the driven pulley 6 to meet the use requirements of various belts 7.

[0030] In this embodiment, the support plate 10 is provided with a second adjustment slot 101 extending in the Z direction, a second locking bolt 13 is slidably provided in the second adjustment slot 101, and the mounting plate 11 is fastened to the support plate 10 by the second locking bolt 13. Such a configuration facilitates the adjustment of the position of the driving pulley 5, so as to avoid uneven tension of the belt 7 caused by misalignment of the driving pulley 5 and the driven pulley 6, thereby causing excessive wear of the belt 7, and greatly prolonging the service life of the belt 7.

[0031] In order to facilitate the detection of the initial position of the rotating stage 3 , in this embodiment, a photoelectric switch 14 for detecting the initial position of the rotating stage 3 is provided on the second connecting plate 9 , and a detection member 15 cooperating with the photoelectric switch 14 is provided on the rotating stage 3 .

[0032] In order to facilitate the adjustment of the position of the photoelectric switch 14 , in this embodiment, a position adjustment mechanism is provided on the second connecting plate 9 , and the photoelectric switch 14 is provided on the position adjustment mechanism.

[0033] Specifically, the position adjustment mechanism includes an adjustment plate 16 and two third locking bolts 17. The adjustment plate 16 is provided with a third adjustment long hole 161 extending along the Y direction. Two threaded holes are arranged at intervals on the second connecting plate 9. The two third locking bolts 17 respectively pass through the third adjustment long hole 161 and are threadedly connected in the corresponding threaded holes. The photoelectric switch 14 is arranged on the adjustment plate 16 and is located on the inner side of the belt 7.

[0034] In order to protect the motor 4 from physical damage, in this embodiment, a motor cover 18 is provided on the mounting plate 11 of the mounting frame, and the motor 4 is located in the motor cover 18 .

[0035] The engraving device 2 in this embodiment is a prior art, and its specific structure is not described in detail here.

[0036] When engraving jewelry, first position the jewelry on the rotating platform 3 by a positioning fixture, then drive the rotating platform 3 to rotate by a driving mechanism to achieve uniform rotation of the jewelry, and then operate the hand wheel 20 to drive the engraving device 2 to move up and down along the Z direction on the guide column 19, and the engraving knife of the engraving device 2 engraves the rotating jewelry.

[0037] The jewelry engraving machine in this embodiment drives the rotating platform 3 to rotate through the driving mechanism so that the jewelry rotates at a uniform speed, which greatly improves the engraving quality of the jewelry, thereby avoiding the problem of the jewelry engraving yield rate and production efficiency being affected by the instability of the speed of the rotating platform 3 manually rotated, solves the problem of low jewelry engraving yield rate and production efficiency, and greatly improves production quality and production efficiency.

[0038] The above is only a preferred embodiment of the present invention. The present invention is not limited to the above specific implementation methods. Various changes made by ordinary technicians in this field based on the above conception without creative labor all fall within the protection scope of the present invention.

Claims

1. A jewelry engraving machine, comprising a machine base, an engraving device and a rotating platform arranged on the machine base, and a positioning fixture arranged on the rotating platform, characterized in that: The base is also provided with a driving mechanism, the positioning fixture is used to position the jewelry, the driving mechanism is used to drive the rotating platform to rotate so that the positioned jewelry rotates at a constant speed, and the engraving device is used to engrave the rotating jewelry.

2. The jewelry engraving machine according to claim 1, characterized in that: A mounting frame is arranged on the machine base, and the mounting frame is located on the side of the rotating platform. The driving mechanism includes a motor arranged on the mounting frame, a driving pulley arranged on the motor, a driven pulley arranged on the rotating platform, and a belt wound around the driving pulley and the driven pulley.

3. The jewelry engraving machine according to claim 2, characterized in that: The belt is a synchronous belt, and the driving pulley and the driven pulley are both synchronous pulleys.

4. The jewelry engraving machine according to claim 2, characterized in that: The mounting frame includes a connecting plate, a supporting plate and a mounting plate. The connecting plate is a bent plate, including a first connecting plate and a second connecting plate which are perpendicular to each other, and the second connecting plate is arranged on the machine base; the supporting plate is vertically arranged on the first connecting plate, and the supporting plate and the second connecting plate are located on the same side of the first connecting plate; the mounting plate is vertically arranged on the supporting plate, and the mounting plate is located between the supporting plate and the second connecting plate; the motor is fixedly arranged on the mounting plate, and the main shaft of the motor passes through the mounting plate and is connected to the driving pulley.

5. The jewelry engraving machine according to claim 4, characterized in that: The first connecting plate is provided with a first adjusting long hole extending along the X direction, a first locking bolt is slidably provided in the first adjusting long hole, and the supporting plate is fastened to the first connecting plate by the first locking bolt.

6. The jewelry engraving machine according to claim 4, characterized in that: The support plate is provided with a second adjustment long hole extending along the Z direction, a second locking bolt is slidably provided in the second adjustment long hole, and the mounting plate is fastened to the support plate by the second locking bolt.

7. The jewelry engraving machine according to claim 4, characterized in that: The second connecting plate is provided with a photoelectric switch for detecting the initial position of the rotating platform, and the rotating platform is provided with a detection member that cooperates with the photoelectric switch.

8. The jewelry engraving machine according to claim 7, characterized in that: The second connecting plate is provided with a position adjustment mechanism, and the photoelectric switch is provided on the position adjustment mechanism.

9. The jewelry engraving machine according to claim 8, characterized in that: The position adjustment mechanism includes an adjustment plate and two third locking bolts. The adjustment plate is provided with a third adjustment long hole extending along the Y direction. Two threaded holes are arranged at intervals on the second connecting plate. The two third locking bolts pass through the third adjustment long hole and are threadedly connected in the corresponding threaded holes respectively. The photoelectric switch is arranged on the adjustment plate and is located on the inner side of the belt.

10. The jewelry engraving machine according to claim 2, characterized in that: A motor cover is arranged on the mounting frame, and the motor is located inside the motor cover.

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