Polishing device for gold ornaments
By designing a gold jewelry grinding device, the automatic combination of primary grinding, fine grinding and polishing structures is adopted, and the problem of high cost and uneven manual grinding is solved, and the efficient and uniform grinding effect is achieved, which improves the quality of gold jewelry.
Patent Information
- Application Number
- CN202510656091.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-05-21
- Publication Date
- 2025-08-15
AI Technical Summary
The existing methods of polishing gold jewelry consume a lot of labor costs and are prone to uneven problems, affecting the final quality.
A gold jewelry grinding device is designed, including a primary grinding structure, a fine grinding structure and a polishing structure. The position adjustment components are placed directly above the workbench in turn to realize one-stop grinding and polishing, and the automatic operation is achieved by combining the adjustment motor and the pushing parts.
Reduce labor costs, improve grinding uniformity, and improve the final quality and efficiency of gold jewelry.
Smart Images
Figure CN120480709A_ABST
Abstract
Description
Technical Field
[0001] The present application relates to the technical field of gold jewelry processing, and in particular to a gold jewelry polishing device. Background Art
[0002] At a time when the jewelry industry is booming, gold jewelry is deeply loved by consumers for its unique value and charm. Gold jewelry not only has a decorative function and extremely high economic value, but is also a carrier of culture and art, carrying certain cultural and emotional values, and symbolizing beauty and dignity.
[0003] With the continuous growth of market demand and the gradual improvement of consumers' aesthetic level, the processing quality of gold jewelry has become increasingly critical. High-quality processing can fully display the texture and luster of gold and greatly enhance the market competitiveness of the product. Therefore, the polishing process of gold jewelry is particularly important. It can make the surface of gold jewelry smoother and flatter, improve its overall texture and luster, and thus increase the market competitiveness of gold jewelry.
[0004] At present, there are various methods for polishing gold jewelry: some manufacturers use sandpaper for manual polishing, and gradually refine the surface with sandpaper of different coarseness to reduce the roughness; some manufacturers use grinding wheels to coarsely grind the jewelry to remove larger flaws and burrs. For fine parts, small grinding heads are used for local polishing. Finally, workers manually apply polishing agent and wipe with a soft cloth or brush to achieve polishing, which requires a lot of manpower costs. Moreover, manual operation is prone to uneven polishing, which affects the final quality of the gold jewelry. Summary of the Invention
[0005] In order to reduce labor costs, improve polishing uniformity, and enhance the final quality of gold jewelry, the present application provides a gold jewelry polishing device.
[0006] The present application provides a gold jewelry polishing device, which adopts the following technical solution: it includes a body, a workbench is provided on the body, and a primary grinding structure, a fine grinding structure and a polishing structure are provided on the body. The primary grinding structure is used for preliminarily polishing the surface of the gold jewelry, the fine grinding structure is used for further polishing the surface of the gold jewelry, and the polishing structure is used for polishing the surface of the gold jewelry in combination with polishing paste. The body is also provided with a position adjustment component, which is used to drive the primary grinding structure, the fine grinding structure and the polishing structure to be located directly above the workbench in sequence to process the gold jewelry.
[0007] By adopting the above technical solution, the position adjustment component can drive the initial grinding structure, fine grinding structure and polishing structure to be located directly above the workbench in sequence to process the gold jewelry, thereby achieving the goal of completing the initial grinding, further grinding and polishing of the gold jewelry in one stop, reducing labor costs, improving grinding uniformity, and improving the final quality of the gold jewelry.
[0008] Preferably, the position adjustment assembly includes a plurality of adjustment sliders and a driving member, and the plurality of adjustment sliders correspond one-to-one to the primary grinding structure, the fine grinding structure and the polishing structure respectively, and the driving member drives the plurality of adjustment sliders to synchronously slide back and forth in the horizontal direction and connect to the machine body.
[0009] By adopting the above technical solution, the driving part drives multiple adjustment sliders to slide back and forth synchronously in the horizontal direction, so that the initial grinding structure, fine grinding structure and polishing structure are located directly above the workbench in sequence to process the gold jewelry, achieving the goal of completing the initial grinding, further grinding and polishing of gold jewelry in one stop, avoiding frequent manual tool replacement, and improving the grinding efficiency and quality.
[0010] Preferably, there are three adjusting sliders, namely two grinding adjustment sliders and one polishing adjustment slider. The two grinding adjustment sliders are symmetrically arranged on both sides of the machine body. An adjusting motor and a rotating rod are provided on the opposite ends of the two grinding adjustment sliders. The adjusting motor is vertically arranged above the grinding adjustment slider, and the output shaft of the adjusting motor is connected to one end of the rotating rod. The rotating rod is horizontally arranged and the ends of the two rotating rods away from the adjusting motor are used to be connected to the preliminary grinding structure and the fine grinding structure.
[0011] By adopting the above technical solution, the motor is adjusted to drive the rotating rod to rotate, so that the initial grinding structure and the fine grinding structure can continuously grind the circumferential surface of the gold jewelry.
[0012] Preferably, the rotating rod includes an inner rotating rod and an outer rotating rod, the outer rotating rod is sleeved on the inner rotating rod and the outer rotating rod is positionably connected to the inner rotating rod in a reciprocating sliding manner along the length direction of the inner rotating rod, the end of the inner rotating rod away from the outer rotating rod is used to be connected to the output shaft of the adjusting motor, and the end of the outer rotating rod away from the inner rotating rod is used to be connected to the preliminary grinding structure and the fine grinding structure.
[0013] By adopting the above technical solution, the rotating outer rod is connected to the rotating inner rod in a positionable reciprocating sliding manner along the length direction of the rotating inner rod, and the positions of the initial grinding structure and the fine grinding structure can be flexibly adjusted to adapt to gold jewelry of different sizes and shapes.
[0014] Preferably, the initial grinding structure includes a grinding wheel and a grinding motor, the grinding motor is arranged on the rotating outer rod, the grinding wheel and the output shaft of the grinding motor are coaxially connected, and the grinding end face of the grinding wheel is used to fit the surface of the gold jewelry.
[0015] By adopting the above technical solution, the grinding end face of the grinding wheel is used to fit the surface of the gold jewelry, thereby performing preliminary grinding on the surface of the gold jewelry and removing the rough parts of the surface.
[0016] Preferably, the fine grinding structure includes a fine grinding motor and a fine grinding needle. The fine grinding motor is vertically arranged on the rotating outer rod. The fine grinding motor and the fine grinding needle are connected by a connecting column. The output shaft of the fine grinding motor is coaxially connected to the connecting column. The end of the connecting column away from the fine grinding motor is detachably connected to the fine grinding needle.
[0017] By adopting the above technical solution, the fine grinding needle is detachably connected to the connecting column, which makes it easy to disassemble and replace the fine grinding needle according to grinding requirements.
[0018] Preferably, a slot for inserting the fine grinding needle is provided on the end surface of the connecting column away from the fine grinding motor along the axial direction of the connecting column, and at least one connecting block is provided on the peripheral wall of the fine grinding needle, and multiple connecting blocks are arranged on the peripheral wall of the fine grinding needle at equal angular intervals along the circumference of the fine grinding needle, and at least one L-shaped connecting groove is provided on the connecting column, and multiple L-shaped connecting grooves correspond to multiple connecting blocks one by one, and the L-shaped connecting groove is provided on the slot wall and is used for the connecting block to be inserted and slided.
[0019] By adopting the above technical solution, during installation, the insert block of the fine grinding needle is aligned with the opening of the L-shaped connecting groove and inserted, and then the fine grinding needle is rotated so that the insert block slides into the horizontal part of the L-shaped connecting groove, thereby fixing the fine grinding needle on the connecting column. This connection method facilitates the installation and disassembly of the fine grinding needle and facilitates the replacement of fine grinding needles of different shapes and materials to meet different fine grinding needs.
[0020] Preferably, the polishing structure includes a polishing wheel, a polishing motor and a polishing paste supply assembly, the polishing wheel is arranged on the polishing adjustment slider, the polishing motor is used to drive the polishing wheel to rotate, the polishing surface of the polishing wheel is used to fit the gold jewelry, and the polishing paste supply assembly is used to cover the polishing paste on the polishing surface of the polishing wheel.
[0021] Preferably, the polishing paste supply assembly includes a polishing paste supply pipe, a polishing paste storage chamber is provided on the polishing adjustment slider, and the polishing paste supply pipe is connected to the polishing paste storage chamber. A pushing member is provided on the polishing adjustment slider, and the pushing member is used to push the polishing paste in the polishing paste storage chamber into the polishing paste supply pipe. A polishing paste transition chamber is provided on the polishing wheel, and the polishing paste transition chamber is connected to the polishing paste supply pipe. A plurality of paste outlet holes are provided on the polishing surface of the polishing wheel, and the plurality of paste outlet holes are evenly distributed on the polishing surface of the polishing wheel and are connected to the polishing paste transition chamber.
[0022] By adopting the above technical solution, the pushing member pushes the polishing paste in the polishing paste storage chamber into the polishing paste supply tube. The squeezing force of the polishing paste at the rear end on the polishing paste at the front end causes the polishing paste to enter the polishing paste transition chamber and then be squeezed out from the paste outlet hole. The polishing paste can be evenly applied to the polishing surface of the polishing wheel.
[0023] Preferably, clamping arc blocks are provided on both sides of the workbench, and the opposite side walls of the two clamping arc blocks are used to respectively fit on both sides of the gold jewelry. Driving cylinders are provided on the ends of the two clamping arc blocks away from the workbench, and the two driving cylinders are respectively used to drive the two clamping arc blocks towards or away from each other.
[0024] By adopting the above technical solution, the two driving cylinders are used to drive the two clamping arc blocks to move closer to or away from each other, so that the gold jewelry can be clamped and released conveniently.
[0025] In summary, this application includes at least one of the following beneficial technical effects: 1. The position adjustment component can drive the initial grinding structure, fine grinding structure and polishing structure to be located directly above the workbench in sequence to process gold jewelry, achieving the goal of completing the initial grinding, further grinding and polishing of gold jewelry in one stop, reducing labor costs, improving grinding uniformity, and enhancing the final quality of gold jewelry; 2. Adjust the motor to drive the rotating rod to rotate, so that the initial grinding structure and the fine grinding structure can continuously grind the circumferential surface of the gold jewelry; 3. The positions of the initial grinding structure and the fine grinding structure can be flexibly adjusted to accommodate gold jewelry of different sizes and shapes; 4. The pusher pushes the polishing paste in the polishing paste storage chamber into the polishing paste supply tube. The extrusion force of the polishing paste at the rear end on the polishing paste at the front end causes the polishing paste to enter the polishing paste transition chamber and then be squeezed out from the paste outlet hole. The polishing paste can be evenly applied to the polishing surface of the polishing wheel. BRIEF DESCRIPTION OF THE DRAWINGS
[0026] Figure 1 It is a schematic diagram of the overall structure of this application; Figure 2This is a schematic diagram of the overall structure of this application from another perspective; Figure 3 It is a cross-sectional schematic diagram of a part of the structure of the present application; Figure 4 It is an exploded schematic diagram of a part of the structure of the present application; Figure 5 It is a cross-sectional schematic diagram of the overall structure of the present application; Figure 6 yes Figure 5 A partial enlarged schematic diagram of part A.
[0027] Explanation of Reference Numerals: 110, machine body; 111, workbench; 112, arc clamping block; 113, driving cylinder; 120, preliminary grinding structure; 121, grinding wheel; 122, grinding motor; 130, fine grinding structure; 131, fine grinding motor; 132, fine grinding needle; 133, connecting column; 134, slot; 135, connecting block; 136, L-shaped connecting groove; 140, polishing structure; 141, polishing wheel; 142, polishing motor; 143, polishing paste supply pipe; 144, polishing paste storage chamber; 145, polishing paste transition chamber; 146, paste outlet hole; 150. Adjusting slider; 1501. Grinding adjusting slider; 1502. Polishing adjusting slider; 151. Driving member; 1511. First driving screw rod; 1512. First screw rod motor; 1513. Second driving screw rod; 1514. Second screw rod motor; 152. Rotating arm; 153. Avoidance groove; 154. Adjusting motor; 155. Rotating rod; 1551. Rotating inner rod; 1552. Rotating outer rod; 156. Positioning hole; 157. Adapter hole; 158. Connecting bolt; 160. Pushing member; 161. Pushing cylinder; 162. Pushing plate. DETAILED DESCRIPTION
[0028] The present application is further described in detail below with reference to the accompanying drawings.
[0029] The present application discloses a gold jewelry polishing device, which is used to reduce labor costs, improve polishing uniformity, and enhance the final quality of gold jewelry.
[0030] refer to Figure 1 、 Figure 2 and Figure 3A gold jewelry polishing device includes a body 110, on which is provided a workbench 111, a primary grinding structure 120, a fine grinding structure 130, a polishing structure 140, and a position adjustment component. The primary grinding structure 120, the fine grinding structure 130, and the polishing structure 140 are arranged on the body 110. The position adjustment component can drive the primary grinding structure 120, the fine grinding structure 130, and the polishing structure 140 to be located directly above the workbench 111 in sequence to process the gold jewelry, thereby achieving the goal of completing the initial polishing, further polishing, and polishing of the gold jewelry in one stop, avoiding frequent manual tool replacement, and improving the polishing efficiency and quality.
[0031] Furthermore, clamping arc blocks 112 are provided on both sides of the workbench 111, and the opposite side walls of the two clamping arc blocks 112 are used to respectively fit on both sides of the gold jewelry. The two clamping arc blocks 112 are provided with driving cylinders 113 at one end away from the workbench 111. The two driving cylinders 113 are respectively used to drive the two clamping arc blocks 112 to approach or move away from each other, so that the gold jewelry can be easily clamped and released.
[0032] Specifically, the position adjustment assembly includes a plurality of adjustment sliders 150 and a driving member 151. The driving member 151 drives the plurality of adjustment sliders 150 to synchronously slide back and forth in the horizontal direction and is connected to the body 110. In this embodiment, there are three adjustment sliders 150, namely, two grinding adjustment sliders 1501 and one polishing adjustment slider 1502. The two grinding adjustment sliders 1501 are symmetrically arranged on both sides of the body 110. The two grinding adjustment sliders 1501 correspond to the preliminary grinding structure 120 and the fine grinding structure 130 respectively, and the polishing adjustment slider 1502 corresponds to the polishing structure 140. The two grinding adjustment sliders 1501 and the polishing adjustment slider 1502 are parallel to each other. The driving member 151 includes a first driving screw 1511, a first screw motor 1512, a second driving screw 1513 and a second screw motor 1514. The first driving screw 1511 and the second driving screw The movable screw rods 1513 are parallel to each other and perpendicular to the length direction of the adjusting slider 150. The first driving screw rod 1511 and the second driving screw rod 1513 are respectively threaded through the two ends of the polishing adjusting slider 1502. One end of the first driving screw rod 1511 passes through the polishing adjusting slider 1502 and one of the grinding adjusting sliders 1501 in sequence, and is connected to the machine body 110 for circumferential rotation and axial fixation. The other end of the first driving screw rod 1511 is coaxially connected to the output shaft of the first screw motor 1512. One end of the second driving screw rod 1513 passes through the polishing adjusting slider 1502 and the other grinding adjusting slider 1501 in sequence, and is connected to the machine body 110 for circumferential rotation and axial fixation. The other end of the second driving screw rod 1513 is coaxially connected to the output shaft of the second screw motor 1514. The first screw motor 1512 and the second screw motor 1514 are both arranged on the machine body 110.
[0033] The first lead screw motor 1512 and the second lead screw motor 1514 work synchronously to drive the first drive lead screw 1511 and the second drive lead screw to rotate synchronously, thereby driving the multiple adjustment sliders 150 to slide back and forth synchronously in the horizontal direction, so that the initial grinding structure 120, the fine grinding structure 130 and the polishing structure 140 are located directly above the workbench 111 in sequence to process the gold jewelry, thereby achieving the goal of completing the initial grinding, further grinding and polishing of the gold jewelry in one stop, avoiding frequent manual tool replacement, and improving the grinding efficiency and quality.
[0034] In order to switch the initial grinding structure 120 and the fine grinding machine, which are located directly above the workbench 111, the two grinding adjustment sliders 1501 are respectively connected to the initial grinding structure 120 and the fine grinding structure 130 with a rotating arm 152. The rotating arm 152 is rotatably connected to the grinding adjustment slider 1501. A avoidance groove 153 is provided on the top of the grinding adjustment slider 1501. An adjusting motor 154 and a rotating rod 155 are provided on the opposite ends of the two grinding adjustment sliders 1501. In this embodiment, the adjusting motor 154 is arranged at the rotating rod 155. The arm 152 is located at one end away from the polishing adjustment slider 1501, and the adjustment motor 154 is vertically arranged above the rotating arm 152. The output shaft of the adjustment motor 154 is connected to one end of the rotating rod 155. The rotating rod 155 is arranged horizontally and the ends of the two rotating rods 155 away from the adjustment motor 154 are used to be connected to the primary grinding structure 120 and the fine grinding structure 130. When the adjustment motor 154 works, it drives the rotating rod 155 to rotate, so that the primary grinding structure 120 and the fine grinding structure 130 can continuously polish the circumferential surface of the gold jewelry.
[0035] Specifically, the rotating rod 155 includes an inner rotating rod 1551 and an outer rotating rod 1552. The outer rotating rod 1552 is sleeved on the inner rotating rod 1551 and the outer rotating rod 1552 is reciprocatingly slidably connected to the inner rotating rod 1551 along the length direction of the inner rotating rod 1551. The end of the inner rotating rod 1551 away from the outer rotating rod 1552 is used to be connected to the output shaft of the adjusting motor 154, and the end of the outer rotating rod 1552 away from the inner rotating rod 1551 is used to be connected to the initial grinding structure 120 and the fine grinding structure 130. In this embodiment, a plurality of positioning holes 156 are provided on the outer rotating rod 1552. The positioning holes 156 are arranged at equal distances along the length direction of the rotating outer rod 1552, the rotating inner rod 1551 is provided with an adapting hole 157, and the rotating outer rod 1552 is provided with a connecting bolt 158. The connecting bolt 158 passes through the positioning hole 156 and the adapting hole 157 in sequence to fix the rotating outer rod 1552 and the rotating inner rod 1551. The rotating outer rod 1552 is connected to the rotating inner rod 1551 by being positionable and reciprocatingly slidable along the length direction of the rotating inner rod 1551, and the positions of the preliminary grinding structure 120 and the fine grinding structure 130 can be flexibly adjusted to adapt to gold jewelry of different sizes and shapes.
[0036] In addition, the initial grinding structure 120 includes a grinding wheel 121 and a grinding motor 122. The grinding motor 122 can be a three-phase asynchronous motor or other types. The grinding motor 122 is set on the rotating outer rod 1552. The grinding wheel 121 is generally made of wear-resistant material, such as corundum, etc. The output shafts of the grinding wheel 121 and the grinding motor 122 are coaxially connected. The grinding end face of the grinding wheel 121 is used to fit the surface of the gold jewelry, thereby performing preliminary grinding on the surface of the gold jewelry and removing the rough parts of the surface.
[0037] refer to Figure 1 、 Figure 3 and Figure 4 The fine grinding structure 130 includes a fine grinding motor 131 and a fine grinding needle 132. The fine grinding motor 131 is vertically arranged on the rotating outer rod 1552. The fine grinding motor 131 and the fine grinding needle 132 are connected by a connecting column 133. The output shaft of the fine grinding motor 131 is coaxially connected to the connecting column 133. The end of the connecting column 133 away from the fine grinding motor 131 is detachably connected to the fine grinding needle 132. The fine grinding needle 132 is detachably connected to the connecting column 133, which is convenient for disassembly and replacement of the fine grinding needle 132 according to grinding requirements. The connecting column 133 is away from the fine grinding motor 131. A slot 134 is provided on one end surface of the fine grinding needle 132 along the axial direction of the connecting column 133, and is used to insert the fine grinding needle 132. At least one connecting block 135 is provided on the peripheral wall of the fine grinding needle 132. A plurality of connecting blocks 135 are provided on the peripheral wall of the fine grinding needle 132 at equal angles along the circumference of the fine grinding needle 132. At least one L-shaped connecting groove 136 is provided on the connecting column 133. The plurality of L-shaped connecting grooves 136 correspond to the plurality of connecting blocks 135 in a one-to-one manner. The L-shaped connecting grooves 136 are provided on the groove wall of the slot 134 and are used to allow the connecting blocks 135 to be inserted and slidably moved.
[0038] During installation, align the insert of the fine grinding needle 132 with the opening of the L-shaped connecting groove 136 and insert it, then rotate the fine grinding needle 132 so that the insert slides into the horizontal part of the L-shaped connecting groove 136, so that the fine grinding needle 132 is fixed on the connecting column 133. This connection method facilitates the installation and removal of the fine grinding needle 132, and is convenient for replacing fine grinding needles 132 of different shapes and materials to meet different fine grinding needs.
[0039] refer to Figure 1 、 Figure 5 and Figure 6The polishing structure 140 includes a polishing wheel 141, a polishing motor 142 and a polishing paste supply assembly. The polishing wheel 141 is arranged on the polishing adjustment slider 1502. The polishing motor 142 is used to drive the polishing wheel 141 to rotate. The polishing surface of the polishing wheel 141 is used to fit the gold jewelry. The polishing paste supply assembly is used to apply polishing paste to the polishing surface of the polishing wheel 141. The polishing paste supply assembly includes a polishing paste supply pipe 143. A polishing paste storage chamber 144 is opened on the polishing adjustment slider 1502. The polishing paste supply pipe 143 is connected to the polishing paste storage chamber 144. 44 is connected, and a pushing member 160 is provided on the polishing adjustment slider 1502. The pushing member 160 is used to push the polishing paste in the polishing paste storage chamber 144 into the polishing paste supply pipe 143. In this embodiment, the pushing member 160 includes a pushing cylinder 161 and a pushing plate 162. There are two groups of pushing members 160. The two groups of pushing members 160 are symmetrically arranged on the polishing adjustment slider 1502. The two pushing cylinders 161 are embedded in the polishing adjustment slider 1502, and the piston rods of the two pushing cylinders 161 are respectively connected to the two pushing plates 162.
[0040] A polishing paste transition chamber 145 is provided on the polishing wheel 141, and the polishing paste transition chamber 145 is connected to the polishing paste supply pipe 143. A plurality of paste outlet holes 146 are provided on the polishing surface of the polishing wheel 141. The plurality of paste outlet holes 146 are evenly distributed on the polishing surface of the polishing wheel 141 and are connected to the polishing paste transition chamber 145. The pushing member 160 pushes the polishing paste in the polishing paste storage chamber 144 into the polishing paste supply pipe 143. The squeezing force of the rear end polishing paste on the front end polishing paste causes the polishing paste to enter the polishing paste transition chamber 145 and then be squeezed out from the paste outlet holes 146, so that the polishing paste can be evenly applied on the polishing surface of the polishing wheel 141.
[0041] The implementation principle of the gold jewelry polishing device of the embodiment of the present application is as follows: the clamping arc blocks 112 on both sides of the workbench 111 can stably clamp the gold jewelry under the action of the driving cylinder 113, and then the polishing motor 122 drives the polishing wheel 121 to rotate, and the polishing wheel 121 is attached to the surface of the gold jewelry for preliminary polishing, and the rough surface of the polishing wheel 121 is used to remove large particle defects on the surface of the jewelry; the fine grinding needle 132 further finely polishes the surface of the jewelry to remove the tiny defects remaining after the preliminary polishing; the polishing motor 142 drives the polishing As the wheel 141 rotates, the polishing paste supply component evenly applies the polishing paste to the polishing wheel 141, and the polishing wheel 141 adheres to the surface of the jewelry to polish it, so that the surface of the jewelry achieves a bright effect; the position adjustment component can accurately move the initial grinding structure 120, the fine grinding structure 130 and the polishing structure 140 to the top of the gold jewelry on the workbench 111, and complete different processing steps in sequence, so as to achieve the one-stop completion of the initial grinding, further grinding and polishing of the gold jewelry, reduce labor costs, improve grinding uniformity, and improve the final quality of the gold jewelry.
[0042] The embodiments of this specific implementation method are all preferred embodiments of the present application and are not intended to limit the scope of protection of the present application. Therefore, any equivalent changes made based on the structure, shape, and principle of the present application should be included in the scope of protection of the present application.
Claims
1. A gold jewelry polishing device, comprising a body (110), wherein a workbench (111) is provided on the body (110), characterized in that: The machine body (110) is provided with a primary grinding structure (120), a fine grinding structure (130) and a polishing structure (140), wherein the primary grinding structure (120) is used for preliminarily grinding the surface of the gold ornament, the fine grinding structure (130) is used for further grinding the surface of the gold ornament, and the polishing structure (140) is used for polishing the surface of the gold ornament with a polishing paste. The machine body (110) is also provided with a position adjustment component, wherein the position adjustment component is used to drive the primary grinding structure (120), the fine grinding structure (130) and the polishing structure (140) to be located directly above the workbench (111) in sequence to process the gold ornament.
2. A gold jewelry polishing device according to claim 1, characterized in that: The position adjustment assembly includes a plurality of adjustment sliders (150) and a driving member (151), wherein the plurality of adjustment sliders (150) correspond one-to-one to the primary grinding structure (120), the fine grinding structure (130) and the polishing structure (140), respectively, and the driving member (151) drives the plurality of adjustment sliders (150) to synchronously slide back and forth in a horizontal direction to be connected to the machine body (110).
3. The gold jewelry polishing device according to claim 2, characterized in that: The adjusting sliders (150) are provided with three, namely, two grinding adjusting sliders (1501) and one polishing adjusting slider (1502). The two grinding adjusting sliders (1501) are symmetrically arranged on both sides of the machine body (110). An adjusting motor (154) and a rotating rod (155) are provided on opposite ends of the two grinding adjusting sliders (1501). The adjusting motor (154) is vertically arranged above the grinding adjusting sliders (1501). The output shaft of the adjusting motor (154) is connected to one end of the rotating rod (155). The rotating rod (155) is horizontally arranged and one end of the two rotating rods (155) away from the adjusting motor (154) is used to be connected to the initial grinding structure (120) and the fine grinding structure (130).
4. The gold jewelry polishing device according to claim 3, characterized in that: The rotating rod (155) comprises an inner rotating rod (1551) and an outer rotating rod (1552), wherein the outer rotating rod (1552) is sleeved on the inner rotating rod (1551) and the outer rotating rod (1552) is connected to the inner rotating rod (1551) in a positionable reciprocating sliding manner along the length direction of the inner rotating rod (1551), and the end of the inner rotating rod (1551) away from the outer rotating rod (1552) is used to be connected to the output shaft of the regulating motor (154), and the end of the outer rotating rod (1552) away from the inner rotating rod (1551) is used to be connected to the primary grinding structure (120) and the fine grinding structure (130).
5. The gold jewelry polishing device according to claim 4, characterized in that: The primary grinding structure (120) comprises a grinding wheel (121) and a grinding motor (122). The grinding motor (122) is arranged on the rotating outer rod (1552). The output shafts of the grinding wheel (121) and the grinding motor (122) are coaxially connected. The grinding end surface of the grinding wheel (121) is used to fit the surface of the gold ornament.
6. The gold jewelry polishing device according to claim 4, characterized in that: The fine grinding structure (130) comprises a fine grinding motor (131) and a fine grinding needle (132); the fine grinding motor (131) is vertically arranged on the rotating outer rod (1552); the fine grinding motor (131) and the fine grinding needle (132) are connected via a connecting column (133); the output shaft of the fine grinding motor (131) and the connecting column (133) are coaxially connected; and the end of the connecting column (133) away from the fine grinding motor (131) is detachably connected to the fine grinding needle (132).
7. The gold jewelry polishing device according to claim 6, characterized in that: A slot (134) for inserting the fine grinding needle (132) is provided on the end surface of one end of the connecting column (133) away from the fine grinding motor (131) along the axial direction of the connecting column (133), and at least one connecting block (135) is provided on the peripheral wall of the fine grinding needle (132), and a plurality of the connecting blocks (135) are arranged on the peripheral wall of the fine grinding needle (132) at equal angles along the circumference of the fine grinding needle (132). At least one L-shaped connecting groove (136) is provided on the connecting column (133), and a plurality of the L-shaped connecting grooves (136) and a plurality of the connecting blocks (135) correspond one to one. The L-shaped connecting groove (136) is provided on the groove wall of the slot (134) and the L-shaped connecting groove (136) is used for inserting and sliding the connecting block (135).
8. The gold jewelry polishing device according to claim 3, characterized in that: The polishing structure (140) comprises a polishing wheel (141), a polishing motor (142) and a polishing paste supply assembly, wherein the polishing wheel (141) is arranged on the polishing adjustment slider (1502), the polishing motor (142) is used to drive the polishing wheel (141) to rotate, the polishing surface of the polishing wheel (141) is used to fit the gold ornaments, and the polishing paste supply assembly is used to apply polishing paste to the polishing surface of the polishing wheel (141).
9. The gold jewelry polishing device according to claim 8, characterized in that: The polishing paste supply assembly includes a polishing paste supply tube (143), a polishing paste storage chamber (144) is provided on the polishing adjustment slider (1502), and the polishing paste supply tube (143) is connected to the polishing paste storage chamber (144). A pushing member (160) is provided on the polishing adjustment slider (1502), and the pushing member (160) is used to push the polishing paste in the polishing paste storage chamber (144) into the polishing paste supply tube (143). A polishing paste transition chamber (145) is provided on the polishing wheel (141), and the polishing paste transition chamber (145) is connected to the polishing paste supply tube (143). A plurality of paste outlet holes (146) are provided on the polishing surface of the polishing wheel (141), and the plurality of paste outlet holes (146) are evenly distributed on the polishing surface of the polishing wheel (141) and are connected to the polishing paste transition chamber (145).
10. The gold jewelry polishing device according to claim 1, characterized in that: A clamping arc block (112) is provided on both sides of the workbench (111), and opposite side walls of the two clamping arc blocks (112) are used to respectively fit on both sides of the gold ornaments. A driving cylinder (113) is provided on one end of the two clamping arc blocks (112) away from the workbench (111), and the two driving cylinders (113) are used to drive the two clamping arc blocks (112) to move closer to or away from each other.