Bracelet rounding device
By designing a bracelet circular device including a base, a rotating assembly, a positioning assembly and a correction assembly, the problem of existing equipment requiring replacement of molds and limited contact area is solved, and efficient bracelet correction is achieved.
Patent Information
- Application Number
- CN202421167040.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-27
- Publication Date
- 2025-02-28
- Estimated Expiration
- 2034-05-27
AI Technical Summary
Existing bracelet correction equipment requires replacement of molds that are suitable for the bracelet and the contact area of the support wheel is limited, resulting in a cumbersome and inefficient correction process.
A bracelet rounding device is designed, including a base, a rotating assembly, a positioning assembly and a correction assembly. By rotating the assembly, the positioning column and push rod are driven to rotate, and the contact area is increased by the cross arrangement of multiple positioning columns and push rods, achieving all-round correction of the inner and outer rings of the bracelet.
There is no need to change the mold, which simplifies the bracelet positioning steps, improves the efficiency of bracelet correction, and solves the problems of cumbersome steps and low correction efficiency.
Smart Images
Figure 00000000_0000_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of processing equipment, and in particular relates to a bracelet roundness correction device. Background Art
[0002] Bracelets are a kind of ornaments worn on the wrist, usually made of metal, gemstones, pearls, jade and other materials. As a traditional jewelry, bracelets are often worn on the wrists, which can not only play a decorative role, but also show personal taste and status.
[0003] Usually made of metal, gemstones, pearls, jade and other materials. Bracelets come in a variety of shapes and designs, and can be round, oval, square, flat, spiral, etc. They can also have various patterns, carvings or inlaid decorations. Bracelet making technology is constantly innovating and improving, through digitalization, automation and personalization, it can be made by CAD / CAM technology, 3D printing technology, automated production lines, customized services and other means, and is providing consumers with more diversified and high-quality products and services.
[0004] In the prior art, common bracelets are set to be round and are made of metal. However, due to the manufacturing process, external force or long-term wearing, the bracelet will be deformed and become not round. In most cases, the bracelet is corrected by a correction mechanism in a bracelet shaping machine. By selecting an upper mold and a lower mold that match the size of the bracelet, the bracelet is fixed by a supporting wheel and then driven by a rotating mechanism to rotate the bracelet and the supporting wheel that supports the bracelet is used to cooperate and squeeze the bracelet so that the bracelet is slowly corrected and becomes round. During the whole process, the mold that matches the bracelet needs to be replaced and the contact area of the supporting wheel on the bracelet is limited, making it difficult to correct the outer surface of the entire bracelet, resulting in problems such as cumbersome steps and low correction efficiency. Utility Model Content
[0005] The purpose of the embodiment of the utility model is to provide a method for solving the problems that during the whole process of bracelet correction, a mold matching the bracelet needs to be replaced, the contact area of the support wheel on the bracelet is limited, it is difficult to correct the outer surface of the entire bracelet, and the steps are complicated and the correction efficiency is low.
[0006] The utility model is implemented in this way: a bracelet rounding device, the bracelet rounding device comprising:
[0007] A base, wherein a turntable is disposed on the top surface of the base, the turntable is rotatably connected to the base, and a cavity is formed inside the base;
[0008] The rotating assembly is installed inside the base cavity, and is provided with a first transmission assembly and a second transmission assembly, wherein the first transmission assembly and the second transmission assembly are connected via a connecting shaft, and the connecting shaft is transmission-connected to the power source;
[0009] A positioning assembly is provided with a plurality of positioning columns, which are mounted on the turntable and slidably connected to the base, and are used to position the inner ring of the bracelet. The ends of the positioning columns are connected to the rotating assembly and driven by the first transmission assembly to rotate the positioning columns to facilitate correction and repair of the shape of the inner ring of the bracelet;
[0010] The correction component is provided with a plurality of push rods, which are installed on the top surface of the base. One end of the push rod is connected to the rotating component and is driven to move by the second transmission component so that the other end of the push rod squeezes the outer ring of the bracelet to facilitate correction and repair of the shape of the outer ring of the bracelet.
[0011] Preferably, one end of the connecting shaft is arranged to be transmission-connected to the output end of the power source, and the other end is arranged to be transmission-connected to the first transmission assembly. The connecting shaft is arranged to be rod-shaped, and the rod-shaped part of the connecting shaft is transmission-connected to the second transmission assembly through a first pulley; the first transmission assembly includes a gear ring and a plurality of second gears, and the gear ring is mounted on the inner wall surface of the base cavity, and the gear ring is meshingly connected to the second gear. A second pulley is arranged at the end of the second gear and is connected to the end of the positioning column through a first belt.
[0012] Preferably, the second transmission assembly includes a connecting rod, a third pulley, an eccentric wheel disc and a mounting rod, the third pulley is mounted on the connecting rod, the third pulley is connected to the first pulley on the connecting shaft through a second belt, the eccentric wheel disc is mounted on the top of the connecting rod, and the eccentric wheel disc is connected to one end of the push rod through the mounting rod, so that one end of the push rod is driven by the mounting rod and moved to the surface of the outer ring of the bracelet to squeeze the outer ring of the bracelet to correct and repair the shape of the outer ring of the bracelet.
[0013] Preferably, the positioning assembly includes a mounting bracket, a connecting spring and a fourth pulley, the mounting bracket is used for installing the connecting spring and the fourth pulley, the mounting bracket is strip-shaped and is provided with a mouth-shaped groove, and a first guide hole and a second guide hole are provided on the mouth-shaped groove; the fourth pulley is installed on the guide hole of the mouth-shaped groove, and the fourth pulley installed on the first guide hole and the second guide hole is connected through a connecting spring, and the fourth pulley is connected to the end of the second gear and the end of the positioning column through a second belt, and the fourth pulley and the connecting spring are connected to the positioning column and the second gear through the second belt to adjust the rotation direction of the positioning column so that the positioning column repairs the shape of the inner ring of the bracelet.
[0014] Preferably, the positioning column is provided with a positioning part and a connecting part, the positioning part is columnar, the positioning part is used to position the inner ring of the bracelet, the connecting part is located at the bottom of the positioning part, and a transmission wheel is provided at the end of the connecting part and is connected to the second belt so that the second gear drives the positioning column to rotate through the second belt.
[0015] Preferably, the correction assembly is provided with a first push rod, a second push rod and a third push rod, one end of the first push rod is connected to the mounting rod, a plurality of teeth are provided on both sides of the first push rod and the first push rod is connected to the second push rod and the third push rod through a third gear and a fourth gear; the first push rod is provided in a strip shape, a first arc plate is provided at the end of the first push rod, and the first arc plate is used to squeeze the bracelet.
[0016] Preferably, the second push rod and the third push rod are arranged in an L shape, the second push rod and the third push rod are respectively located above and below the first push rod, one end of the second push rod and one end of the third push rod are staggered so that the other end of the second push rod and the other end of the third push rod respectively squeeze different positions of the outer ring of the bracelet and are respectively located on both sides of the other end of the first push rod, a plurality of teeth are respectively arranged on the side surface of the second push rod and the two side surfaces of the third push rod so that the second push rod is meshedly connected with the third gear and the third push rod is meshedly connected with the fourth gear, and a second arc plate and a third arc plate are respectively arranged at the end of the second push rod and the end of the third push rod, and the second arc plate and the third arc plate are used to contact with the outer ring of the bracelet.
[0017] Preferably, the base is configured as a square closed shell, and a plurality of support seats are arranged and installed on the bottom surface of the base. A plurality of heat dissipation holes are arranged on the side of the base, and the heat dissipation holes are used to dissipate heat from the cavity structure of the base. A first mounting hole, a plurality of second mounting holes and an annular groove are arranged on the top surface of the base. The first mounting hole is used to install the correction component; the second mounting hole is used to install the positioning column, and the plurality of second mounting holes are arranged radially with the center of the annular groove. A spring is arranged on the annular groove, and the annular groove is used to install a turntable.
[0018] Preferably, the turntable is disc-shaped, and is provided with a third mounting hole and an annular mounting groove, wherein the third mounting hole is used to install the positioning column; the annular mounting groove is connected to the spring on the annular groove on the upper surface of the base, and the position of the positioning column is changed by rotating the turntable to facilitate positioning of the bracelet by the positioning column.
[0019] The utility model provides a bracelet rounding device. The utility model is provided with a base for installing a rotating component, a positioning component and a correction component. A plurality of positioning posts are arranged in the positioning component and are installed on a turntable to facilitate positioning the inner ring of the bracelet. The positioning posts are driven to rotate by a first transmission component to facilitate correction and repair of the shape of the inner ring of the bracelet. The plurality of push rods on the correction component are driven by a second transmission component to move the push rods and squeeze the outer ring of the bracelet to facilitate correction and repair of the shape of the outer ring of the bracelet. The position of the positioning posts is adjusted by rotating the turntable so that the positioning posts can position the bracelet. There is no need to replace a mold that matches the bracelet, thereby simplifying the bracelet positioning step. A power source and a connecting shaft are used to simultaneously provide power to the first transmission component and the second transmission component so that the positioning posts and the push rods can correct and repair the inner and outer rings of the bracelet, thereby improving the correction efficiency of the bracelet and solving the problems of complicated steps and low correction efficiency when correcting the bracelet. BRIEF DESCRIPTION OF THE DRAWINGS
[0020] Figure 1 A three-dimensional structural diagram of a bracelet roundness correction device provided in an embodiment of the utility model;
[0021] Figure 2 A schematic diagram of the internal structure of a bracelet roundness correction device provided by an embodiment of the utility model;
[0022] Figure 3 A schematic diagram of the structure of a correction component in a bracelet roundness correction device provided by an embodiment of the utility model
[0023] Figure 4 A structural schematic diagram of the transmission principle of a bracelet roundness correction device provided in an embodiment of the utility model.
[0024] In the accompanying drawings: 1. base; 11. turntable; 2. rotating assembly; 21. power source; 22. connecting shaft; 221. first pulley; 23. first gear; 24. first transmission assembly; 241. gear ring; 242. second gear; 2421. second pulley; 25. second transmission assembly; 251. connecting rod; 252. eccentric wheel disc; 253. third pulley; 254. mounting rod; 26. first belt; 27. second belt; 3. positioning assembly; 31. positioning column; 32. mounting frame; 33. fourth pulley; 34. connecting spring; 4. correction assembly; 41. first push rod; 411. first arc plate; 42. second push rod; 421. second arc plate; 43. third push rod; 431. third arc plate; 44. third gear; 45. fourth gear; 5. bracelet model. DETAILED DESCRIPTION
[0025] In order to make the purpose, technical solution and advantages of the utility model more clear, 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.
[0026] The specific implementation of the present utility model is described in detail below in conjunction with specific embodiments.
[0027] like Figure 1-4 As shown, it is a structural diagram of a bracelet roundness correction device provided by an embodiment of the utility model, comprising: a base 1, a rotating disk 11 is arranged on the top surface of the base 1, the rotating disk 11 is rotatably connected to the base 1, and a cavity is formed inside the base 1;
[0028] The rotating assembly 2 is installed inside the cavity of the base 1, and is provided with a first transmission assembly 24 and a second transmission assembly 25. The first transmission assembly 24 and the second transmission assembly 25 are connected via a connecting shaft 22, and the connecting shaft 22 is in transmission connection with a power source 21;
[0029] The positioning assembly 3 is provided with a plurality of positioning posts 31, which are mounted on the turntable 11 and are slidably connected to the base 1. The positioning posts 31 are used to position the inner ring of the bracelet. The ends of the positioning posts 31 are connected to the rotating assembly 2 and are driven by the first transmission assembly 24 to rotate so as to correct and repair the shape of the inner ring of the bracelet.
[0030] The correction component 4 is provided with a plurality of push rods, which are installed on the top surface of the base 1. One end of the push rod is connected to the rotating component 2 and is driven to move by the second transmission component 25 so that the other end of the push rod squeezes the outer ring of the bracelet to facilitate correction and repair of the shape of the outer ring of the bracelet.
[0031] In the embodiment of the utility model, preferably, the bracelet rounding device can be used to correct deformed round metal bracelets, and the bracelet rounding device can be used to correct and repair bracelets of various specifications and sizes. The multiple positioning posts 31 on the positioning assembly 3 are positioned to position the inner circle of the bracelet by rotating the turntable 11 on the base 1, and can be adjusted according to the different sizes of the bracelet. The turntable 11 can be circular, and the multiple positioning posts 31 installed on the turntable 11 are radially installed with the center of the turntable 11, and the ends of the multiple push rods are also radially arranged with the center of the turntable 11. When the bracelet is positioned on the positioning posts 31, the center of the bracelet coincides with the center of the turntable 11 to facilitate the bracelet to be positioned. The bracelet is corrected and repaired into a perfect circle; a power source 21 is set in the rotating component 2 and connected to the connecting shaft 22, and simultaneously provides power to the first transmission component 24 and the second transmission component 25, so that the positioning column 31 of the positioning component 3 and the push rod on the correction component 4 move simultaneously, the positioning column 31 rotates and contacts with the inner ring of the bracelet so that the concave part of the bracelet toward the inner ring expands outward to correct and repair the shape of the inner ring of the bracelet, and multiple push rods squeeze the outer ring of the bracelet so that the position where the bracelet bulges and deforms toward the outer ring is squeezed inward to correct and repair the shape of the outer ring of the bracelet, and the multiple positioning columns 31 and the multiple push rods are cross-arranged at the positions where they contact the bracelet, which increases the contact area with the bracelet and can improve the efficiency of correction and repair.
[0032] In one example of the utility model, the utility model is provided with a base 1 for installing a rotating component 2, a positioning component 3 and a correction component 4. A plurality of positioning columns 31 are provided in the positioning component 3 and are installed on a turntable 11 to facilitate positioning of the inner ring of the bracelet. The positioning columns 31 are driven to rotate by a first transmission component 24 to facilitate correction and repair of the shape of the inner ring of the bracelet. The plurality of push rods on the correction component 4 are driven by a second transmission component 25 to move the push rods and squeeze the outer ring of the bracelet to facilitate correction and repair of the shape of the outer ring of the bracelet. The position of the positioning column 31 is adjusted by rotating the turntable 11 so that the positioning column 31 positions the bracelet. There is no need to replace a mold that matches the bracelet, thereby simplifying the bracelet positioning step. The power source 21 and the connecting shaft 22 are used to simultaneously provide power to the first transmission component 24 and the second transmission component 25 so that the positioning column 31 and the push rods can correct and repair the inner and outer rings of the bracelet, thereby improving the correction efficiency of the bracelet and solving the problems of complicated steps and low correction efficiency when correcting the bracelet.
[0033] like Figure 1-4As shown, as a preferred embodiment of the utility model, one end of the connecting shaft 22 is arranged to be transmission-connected with the output end of the power source 21, and the other end is provided with a first gear 23 which is transmission-connected with the first transmission assembly 24, the connecting shaft 22 is arranged in a rod shape, and the rod-shaped portion of the connecting shaft 22 is transmission-connected with the second transmission assembly 25 through a first belt 26 pulley 221; the first transmission assembly 24 includes a gear ring 241 and a plurality of second gears 242, the gear ring 241 is mounted on the inner wall surface of the cavity of the base 1, the gear ring 241 is meshingly connected with the second gear 242, and the end of the second gear 242 is provided with a second belt 27 pulley 2421 and is connected to the end of the positioning column 31 through the first belt 26.
[0034] In the embodiment of the utility model, preferably, the connecting shaft 22 in the rotating component 2 is mainly used to connect the power source 21, the first transmission component 24 and the second transmission component 25. The connecting shaft 22 is a rod-shaped with a certain length. One end of the connecting shaft 22 is transmission-connected to the output end of the power source 21. The power source 21 can use a motor, and the motor drives the connecting shaft 22 to rotate. The other end of the connecting shaft 22 is meshed and connected with the gear ring 241 of the first transmission component 24 through the first gear 23. A first belt 26 wheel 221 is provided on the connecting shaft 22 and is sleeved on the rod portion of the connecting shaft 22. The first belt 26 wheel 221 is connected to the second transmission component 25. When the power source 21 transmits power to the connecting shaft 22, it drives the gear ring 241 and the second transmission component 25 to move, so that the positioning column 31 connected to the second gear 242 and the push rod connected to the second transmission component 25 move at the same time and respectively correct and repair the inner and outer rings of the bracelet.
[0035] like Figure 1-4 As shown, as a preferred embodiment of the utility model, the second transmission assembly 25 includes a connecting rod 251, a third pulley 253, an eccentric wheel disc 252 and a mounting rod 254. The third pulley 253 is installed on the connecting rod 251. The third pulley 253 is connected to the first belt wheel 26 221 on the connecting shaft 22 through the second belt 27. The eccentric wheel disc 252 is installed on the top of the connecting rod 251. The eccentric wheel disc 252 is connected to one end of the push rod through the mounting rod 254, so that one end of the push rod is driven by the mounting rod 254 and moves to the surface of the outer ring of the bracelet to squeeze the outer ring of the bracelet to correct and repair the shape of the outer ring of the bracelet.
[0036] In the embodiment of the utility model, preferably, the second transmission assembly 25 is provided with a third pulley 253 which is connected to the first belt pulley 26 221 on the connecting shaft 22 through the second belt 27 and thereby drives the eccentric wheel disc 252 to rotate through the connecting rod 251. The eccentric wheel disc 252 is connected to the push rod of the correction assembly 4 through the mounting rod 254 and drives the push rod to move in the horizontal direction to facilitate squeezing and positioning the bracelet on the positioning column 31.
[0037] like Figure 1-4 As shown, as a preferred embodiment of the utility model, the positioning assembly 3 includes a mounting bracket, a connecting spring 34 and a fourth pulley 33, the mounting bracket is used for the installation of the connecting spring 34 and the fourth pulley 33, the mounting bracket is strip-shaped and is provided with a mouth-shaped groove, and a first guide hole and a second guide hole are provided on the mouth-shaped groove; the fourth pulley 33 is installed on the guide hole of the mouth-shaped groove, and the fourth pulley 33 installed on the first guide hole and the second guide hole is connected through a connecting spring 34, and the fourth pulley 33 is connected to the end of the second gear 242 and the end of the positioning column 31 through the second belt 27, and the fourth pulley 33 and the connecting spring 34 are connected to the positioning column 31 and the second gear 242 through the second belt 27 to adjust the rotation direction of the positioning column 31 so that the positioning column 31 repairs the shape of the inner ring of the bracelet.
[0038] In the embodiment of the utility model, preferably, the positioning assembly 3 can also be provided with a mounting bracket, a connecting spring 34 and a fourth pulley 33, each group of the mounting bracket, the connecting spring 34 and the fourth pulley 33 is connected to at most one positioning column 31, each group of the fourth pulley 33 can be provided with two fourth pulleys 33, the first guide hole and the second guide hole provided on the mounting bracket are mainly used to install the fourth pulley 33, and the connecting spring 34 is provided to connect the upper ends of the two fourth pulleys 33, the end of the fourth pulley 33, the second gear 242 and the end of the positioning column 31 are connected by the second belt 27, and the interval between the two fourth pulleys 33 is changed by rotating the turntable 11 And adjust the position of the positioning column 31. When the turntable 11 is rotated, the connecting spring 34 is compressed, and the distance between the two fourth pulleys 33 is reduced. At this time, the distance between the multiple positioning columns 31 on the turntable 11 becomes smaller to facilitate the bracelet to be placed on the positioning column 31. The rotated turntable 11 is released, and the connecting spring 34 is reset. The distance between the two fourth pulleys 33 will change according to the size of the inner ring of the bracelet. The distance between the multiple positioning columns 31 will also change according to the shape of the inner ring of the bracelet and generate a force for the inner ring of the bracelet to expand the outer ring. When the positioning column 31 is driven to rotate by the first transmission assembly 24, the positioning column 31 corrects and repairs the deformation of the inner ring of the bracelet, and then cooperates with the push rod to squeeze the outer ring of the bracelet to correct and restore the bracelet.
[0039] like Figure 1-4 As shown, as a preferred embodiment of the utility model, the positioning column 31 is provided with a positioning part and a connecting part, the positioning part is columnar, the positioning part is used to position the inner ring of the bracelet, the connecting part is located at the bottom of the positioning part, and a transmission wheel is provided at the end of the connecting part and is connected to the second belt 27 so that the second gear 242 can drive the positioning column 31 to rotate through the second belt 27.
[0040] In an embodiment of the utility model, preferably, a disc-shaped partition with a certain thickness can be provided between the positioning portion and the connecting portion of the positioning column 31, the positioning portion is cylindrical to facilitate positioning of the circular inner ring of the bracelet, and the connecting portion can be provided in a cylindrical shape connected to the transmission wheel to facilitate fixed connection with the transmission wheel, and when the second belt 27 drives the transmission wheel to rotate, the positioning column 31 will also rotate.
[0041] like Figure 1-4 As shown, as a preferred embodiment of the utility model, the correction component 4 is provided with a first push rod 41, a second push rod 42 and a third push rod 43, one end of the first push rod 41 is connected to the mounting rod 254, a plurality of teeth are provided on both sides of the first push rod 41 and connected to the second push rod 42 and the third push rod 43 through a third gear 44 and a fourth gear 45; the first push rod 41 is provided in a strip shape, and a first arc plate 411 is provided at the end of the first push rod 41, and the first arc plate 411 is used for squeezing the bracelet.
[0042] In the embodiment of the utility model, preferably, the correction component 4 squeezes the outer ring of the bracelet from three different directions through the first push rod 41, the second push rod 42 and the third push rod 43, and cooperates with multiple positioning rods of the inner ring of the bracelet to correct and repair the inner ring and the outer ring of the bracelet at the same time, thereby improving the correction efficiency; the correction component 4 can also be provided with a fixing frame, which is installed above the base 1. The fixing frame is an irregular shell with a certain cavity. A plurality of mounting holes are provided on the two opposite sides of the fixing frame for mounting the first push rod 41, the second push rod 42 and the third push rod 4 3. The first push rod 41 can be a square rod with a certain length. A plurality of teeth are arranged on two opposite side surfaces in the length direction of the first push rod 41. One end of the push rod is fixedly connected to one end of the mounting rod 254 through a through hole so that the mounting rod 254 can drive the first push rod 41 to move. A first arc plate 411 is arranged at the other end of the first push rod 41. The length direction of the first arc plate 411 is perpendicular to the length direction of the first push rod 41. The inner concave side of the first arc plate 411 is used to contact with the outer ring of the bracelet so that the first push rod 41 can correct and repair the shape of the outer ring of the bracelet.
[0043] like Figure 1-4As shown, as a preferred embodiment of the utility model, the second push rod 42 and the third push rod 43 are arranged in an L shape, the second push rod 42 and the third push rod 43 are respectively located above and below the first push rod 41, one end of the second push rod 42 and one end of the third push rod 43 are staggered so that the other end of the second push rod 42 and the other end of the third push rod 43 respectively squeeze different positions of the outer ring of the bracelet and are respectively located on both sides of the other end of the first push rod 41, a plurality of teeth are respectively arranged on the side surface of the second push rod 42 and the two side surfaces of the third push rod 43 so that the second push rod 42 is meshed and connected with the third gear 44, and the third push rod 43 is meshed and connected with the fourth gear 45, and a second arc plate 421 and a third arc plate 431 are respectively arranged at the end of the second push rod 42 and the end of the third push rod 43, and the second arc plate 421 and the third arc plate 431 are used to contact with the outer ring of the bracelet.
[0044] In the embodiment of the utility model, preferably, the second push rod 42 and the third push rod 43 are set in L-shaped rod shape and cross-installed and are respectively located above and below the first push rod 41, and the second curved plate 421 arranged at the end of the two push rods and the third curved plate 431 at the end of the third push rod 43 are respectively located on both sides of the first curved plate 411 to realize correction and repair of the outer ring of the bracelet from three different directions. The first push rod 41, the second push rod 42 and the third push rod 43 respectively squeeze the outer ring of the bracelet from different directions to repair the deformed position on the outer ring of the bracelet, especially to reset the protruding position toward the outer ring.
[0045] like Figure 1-4 As shown, as a preferred embodiment of the utility model, the base 1 is configured as a square closed shell, a plurality of support seats are arranged and installed on the bottom surface of the base 1, a plurality of heat dissipation holes are arranged on the side of the base 1, and the heat dissipation holes are used to dissipate heat from the cavity structure of the base 1, and a first mounting hole, a plurality of second mounting holes and an annular groove are arranged on the top surface of the base 1, the first mounting hole is used to install the correction component 4; the second mounting hole is used to install the positioning column 31, and the plurality of second mounting holes are arranged radially with the center of the annular groove, a spring is arranged on the annular groove, and the annular groove is used to install the turntable 11.
[0046] In the embodiment of the utility model, preferably, the base 1 is a square shell with a certain height, and a plurality of support seats are arranged at the bottom of the base 1 to facilitate placing the bracelet roundness correction device at the installation position and facilitate carrying. A plurality of strip-shaped heat dissipation holes can be arranged on the two opposite sides of the base 1, so that the air circulation inside the shell of the base 1 is convenient for the heat dissipation of the rotating component 2 installed inside. The first mounting hole on the top surface of the base 1 can be a rectangular hole with a certain length, so as to facilitate positioning the mounting rod 254 so that the mounting rod 254 is connected to the first push rod 41 of the correction component 4, and the length direction of the first mounting hole is consistent with the first push rod 41. The moving direction is the same as that of the first push rod 41 to guide the first push rod 41 to move along the aperture of the first mounting hole. The number of second mounting holes on the base 1 can be consistent with the number of positioning posts 31. The second mounting holes can be strip-shaped to facilitate the trajectory of guiding the movement of the positioning posts 31. Each second mounting hole is used to install at most one positioning post 31. The annular groove can be set on the outside of the second mounting hole and is used to install the turntable 11. The outer diameter of the annular groove is the same as the outer diameter of the turntable 11 and is connected to the turntable 11 by rotating the spring, so that the operator can adjust the spacing between the positioning posts 31 by rotating the turntable 11 to position the positioning posts 31.
[0047] like Figure 1-4 As shown, as a preferred embodiment of the utility model, the turntable 11 is disc-shaped, and the turntable 11 is provided with a third mounting hole and an annular mounting groove, and the third mounting hole is used to install the positioning column 31; the annular mounting groove is connected to the spring on the annular groove on the upper surface of the base 1, and the position of the positioning column 31 is changed by rotating the turntable 11 to facilitate the positioning of the bracelet by the positioning column 31.
[0048] In an embodiment of the utility model, preferably, the turntable 11 is a circular disk with a certain thickness. The third mounting hole on the turntable 11 can be set to a D shape. The arc-shaped side of the third mounting hole can be a moving trajectory along which the outer wall surface of the positioning column 31 moves when the turntable 11 is rotated. The annular mounting groove arranged on the back of the turntable 11 can be connected to the annular groove on the top surface of the base 1 through a rotating spring to facilitate the user to rotate the turntable 11 in a set direction to change the spacing between multiple positioning columns 31 to facilitate positioning of the bracelet. When the user releases the turntable 11, the turntable 11 is driven by the spring to move in a direction opposite to the set direction so that the positioning column 31 can position the bracelet in place.
[0049] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.
Claims
1. A bracelet rounding device, characterized in that: The bracelet roundness correction device comprises: A base, wherein a turntable is disposed on the top surface of the base, the turntable is rotatably connected to the base, and a cavity is formed inside the base; The rotating assembly is installed inside the base cavity, and is provided with a first transmission assembly and a second transmission assembly, wherein the first transmission assembly and the second transmission assembly are connected via a connecting shaft, and the connecting shaft is transmission-connected to the power source; A positioning assembly is provided with a plurality of positioning columns, which are mounted on the turntable and slidably connected to the base, and are used to position the inner ring of the bracelet. The ends of the positioning columns are connected to the rotating assembly and driven by the first transmission assembly to rotate the positioning columns to facilitate correction and repair of the shape of the inner ring of the bracelet; The correction component is provided with a plurality of push rods, which are installed on the top surface of the base. One end of the push rod is connected to the rotating component and is driven to move by the second transmission component so that the other end of the push rod squeezes the outer ring of the bracelet to facilitate correction and repair of the shape of the outer ring of the bracelet.
2. The bracelet roundness correction device according to claim 1, characterized in that: One end of the connecting shaft is arranged to be transmission-connected with the output end of the power source, and the other end is arranged to be transmission-connected with the first transmission assembly. The connecting shaft is arranged to be rod-shaped, and the rod-shaped part of the connecting shaft is transmission-connected with the second transmission assembly through a first pulley; the first transmission assembly includes a gear ring and a plurality of second gears, and the gear ring is mounted on the inner wall surface of the base cavity, and the gear ring is meshingly connected with the second gear, and a second pulley is arranged at the end of the second gear and is connected to the end of the positioning column through the first belt.
3. The bracelet roundness correction device according to claim 2, characterized in that: The second transmission assembly includes a connecting rod, a third pulley, an eccentric wheel disc and a mounting rod. The third pulley is installed on the connecting rod. The third pulley is connected to the first pulley on the connecting shaft through a second belt. The eccentric wheel disc is installed on the top of the connecting rod. The eccentric wheel disc is connected to one end of the push rod through the mounting rod, so that one end of the push rod is driven by the mounting rod and moved to the surface of the outer ring of the bracelet to squeeze the outer ring of the bracelet to correct and repair the shape of the outer ring of the bracelet.
4. The bracelet roundness correction device according to claim 2, characterized in that: The positioning assembly includes a mounting bracket, a connecting spring and a fourth pulley, the mounting bracket is used for installing the connecting spring and the fourth pulley, the mounting bracket is strip-shaped and is provided with a mouth-shaped groove, and a first guide hole and a second guide hole are provided on the mouth-shaped groove; the fourth pulley is installed on the guide hole of the mouth-shaped groove, and the fourth pulley installed on the first guide hole and the second guide hole is connected through a connecting spring, and the fourth pulley is connected to the end of the second gear and the end of the positioning column through a second belt, and the fourth pulley and the connecting spring are connected to the positioning column and the second gear through the second belt to adjust the rotation direction of the positioning column so that the positioning column can repair the shape of the inner ring of the bracelet.
5. The bracelet roundness correction device according to claim 4, characterized in that: The positioning column is provided with a positioning part and a connecting part. The positioning part is columnar and is used to position the inner ring of the bracelet. The connecting part is located at the bottom of the positioning part. A transmission wheel is provided at the end of the connecting part and is connected to the second belt so that the second gear can drive the positioning column to rotate through the second belt.
6. The bracelet roundness correction device according to claim 3, characterized in that: The correction component is provided with a first push rod, a second push rod and a third push rod, one end of the first push rod is connected to the mounting rod, a plurality of teeth are provided on both sides of the first push rod and the first push rod is connected to the second push rod and the third push rod through a third gear and a fourth gear; the first push rod is provided in a strip shape, a first arc plate is provided at the end of the first push rod, and the first arc plate is used to squeeze the bracelet.
7. The bracelet roundness correction device according to claim 6, characterized in that: The second push rod and the third push rod are arranged in an L shape, and the second push rod and the third push rod are respectively located above and below the first push rod, and one end of the second push rod and one end of the third push rod are staggered so that the other end of the second push rod and the other end of the third push rod respectively squeeze different positions of the outer ring of the bracelet and are respectively located on both sides of the other end of the first push rod, and a plurality of teeth are respectively arranged on the side surface of the second push rod and the two side surfaces of the third push rod so that the second push rod is meshed and connected with the third gear, and the third push rod is meshed and connected with the fourth gear, and a second arc plate and a third arc plate are respectively arranged at the end of the second push rod and the end of the third push rod, and the second arc plate and the third arc plate are used to contact with the outer ring of the bracelet.
8. The bracelet roundness correction device according to claim 1, characterized in that: The base is configured as a square closed shell, and a plurality of support seats are arranged and installed on the bottom surface of the base. A plurality of heat dissipation holes are arranged on the side of the base, and the heat dissipation holes are used to dissipate heat from the cavity structure of the base. A first mounting hole, a plurality of second mounting holes and an annular groove are arranged on the top surface of the base. The first mounting hole is used to install the correction component; the second mounting hole is used to install the positioning column, and the plurality of second mounting holes are arranged radially with the center of the annular groove. A spring is arranged on the annular groove, and the annular groove is used to install a turntable.
9. The bracelet roundness correction device according to claim 8, characterized in that: The turntable is disc-shaped and is provided with a third mounting hole and an annular mounting groove. The third mounting hole is used to install a positioning column. The annular mounting groove is connected to a mainspring on an annular groove on the upper surface of the base. The position of the positioning column can be changed by rotating the turntable to facilitate positioning of the bracelet by the positioning column.