Polishing grinding head mechanism

Abstract

The utility model provides a polishing grinding head mechanism which comprises a transmission main shaft, a driving device, a rotating disc body and a plurality of grinding head devices, the transmission main shaft is installed on a machine frame beam body, the driving device is used for driving the transmission main shaft to rotate in the axial direction, the rotating disc body is fixedly connected to the lower end of the transmission main shaft, and the grinding head devices are arranged on the rotating disc body in a surrounding mode. Compared with the prior art, the rotating disc body is fixedly connected to the lower end of the transmission main shaft, the rotating disc body can be driven by the driving device to rotate, the multiple grinding head devices surround the rotating disc body, each grinding head device is provided with an independent grinding head driving motor, a gear box and a grinding head assembly, and the grinding head assemblies and the gear boxes are eccentrically arranged; the grinding head driving motor drives the grinding head assembly to rotate, so that the grinding head assembly also revolves while the rotating disc body revolves, the machining coverage area of the grinding head is increased, and the grinding and polishing efficiency of ceramic products is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of polishing equipment, in particular to a polishing grinding head mechanism. Background Art

[0002] With the continuous improvement of people's living standards and aesthetic concepts, people have put forward higher requirements for the quality and surface smoothness of ceramic products. Ceramic polished tiles are beautiful and durable, meeting people's current needs and becoming one of the most widely used ceramic products in modern building decoration projects.

[0003] At present, planetary polishing grinding heads are commonly used processing equipment for polishing ceramic tiles, which have the advantage of high grinding efficiency.

[0004] The planetary polishing grinding head mechanism in the prior art has the following shortcomings: 1. The processing surface of the grinding head is small, which is prone to omissions or uneven polishing; 2. Due to the unevenness of the brick surface, the contact between the grinding head and the brick is uneven, and multiple repeated grinding and polishing processes are required, resulting in low grinding and polishing efficiency. Utility Model Content

[0005] The utility model aims to provide a polishing grinding head mechanism, aiming to solve the problem in the prior art that the processing surface of the grinding head is small and the polishing efficiency of ceramic products is low.

[0006] In order to achieve the above-mentioned purpose, the utility model provides a polishing grinding head mechanism, comprising: a transmission main shaft, a bearing mounting seat being sleeved on the transmission main shaft, and the bearing mounting seat being used to be mounted on the frame beam body; a driving device for driving the transmission main shaft to rotate axially; a rotating disk body, fixedly connected to the lower end of the transmission main shaft and concentrically arranged with the transmission main shaft; a grinding head device, wherein the grinding head devices are multiple and the multiple grinding head devices surround the rotating disk body; the grinding head device comprises a grinding head drive motor, a gear box and a grinding head assembly, the gear box being arranged inside the rotating disk body, the grinding head drive motor being vertically arranged on the upper end surface of the rotating disk body, the output shaft end of the grinding head drive motor extending into the interior of the gear box and concentrically arranged with the gear box, and the output shaft end being provided with a first driving gear; the grinding head assembly is connected to the bottom of the rotating disk body, one end of the connecting shaft of the grinding head assembly extending into the interior of the gear box and being rotatably connected to the gear box through a bearing, and the end of the connecting shaft being provided with a second driving gear meshing with the first driving gear.

[0007] Furthermore, the interior of the transmission main shaft is a hollow structure, and a water inlet pipe is provided inside the transmission main shaft passing through both ends thereof, and the upper end of the water inlet pipe is connected to a water inlet joint.

[0008] A polishing grinding head mechanism is characterized in that the upper end sealing sleeve of the water inlet pipe is provided with a rotating seat, and the water inlet joint is arranged on the rotating seat.

[0009] A polishing grinding head mechanism is characterized in that an electric slip ring is provided on the transmission main shaft near its upper end.

[0010] Furthermore, the driving device includes a main shaft driving motor, a first pulley, a second pulley and a transmission belt, the first pulley is arranged on the output shaft end of the main shaft driving motor, the second pulley is fixedly sleeved on the transmission main shaft, and the transmission belt is wound around the first pulley and the second pulley.

[0011] Furthermore, the spindle drive motor is arranged on the frame beam through an adjustment plate.

[0012] Furthermore, the rotating disk body includes a motor mounting cover and a disk body structure, the motor mounting cover is fixedly connected to the lower end of the main shaft, a plurality of mounting cavities for mounting the gear box are provided inside the disk body structure, and the motor mounting cover covers and is fixedly connected to the opening of the disk body structure.

[0013] Furthermore, the gear box includes an upper cover and a base, a cavity is provided inside the base, the upper cover is connected to the opening of the base, and the base is fixedly connected to the disk structure.

[0014] Furthermore, the grinding head assembly includes the connecting shaft, the grinding head mounting plate and the grinding head, the connecting shaft is rotationally connected to the gear box, the grinding head mounting plate is fixedly connected to the lower end of the connecting shaft, and the grinding head is connected to the lower end of the grinding head mounting plate through a fixed seat.

[0015] Furthermore, a first grinding block and a second grinding block are provided on the lower end surface of the grinding head, the first grinding block is arranged around the outer peripheral edge of the lower end surface of the grinding head, and the second grinding block is arranged around the inner peripheral edge of the first grinding block, and each second grinding block is located between the gaps between two adjacent first grinding blocks.

[0016] The polishing grinding head mechanism provided by the utility model has a rotating disc body fixedly connected to the lower end of the transmission main shaft, and can be driven to rotate by a driving device, and multiple grinding head devices are surrounded on the rotating disc body, and each grinding head device has a separate grinding head drive motor, a gear box and a grinding head assembly. The grinding head assembly and the gear box are eccentrically arranged, and the grinding head assembly is driven to rotate by the grinding head drive motor, so that the rotating disc body forms an orbital revolution while the grinding head assembly also performs an orbital revolution, thereby improving the processing coverage area of ​​the grinding head and the efficiency of grinding and polishing ceramic products. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a structural diagram of a polishing grinding head mechanism of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of a polishing grinding head mechanism installed on a frame beam of the utility model;

[0019] Figure 3 This is a schematic diagram of the top view of a polishing grinding head mechanism of the utility model;

[0020] Figure 4 for Figure 3 Cross-section view in the AA direction;

[0021] Figure 5 This is a bottom view structural diagram of the connection between the grinding head device and the rotating disc body in a polishing grinding head mechanism of the utility model;

[0022] Figure 6 for Figure 5 Cross-section in the middle BB direction;

[0023] Figure 7 This is a schematic diagram of the connection structure of the first drive gear and the second drive gear in a gear box in a polishing grinding head mechanism of the utility model.

[0024] Description of Reference Numerals

[0025] 1-frame beam;

[0026] 10- transmission main shaft; 11- bearing mounting seat; 12- water inlet pipe; 13- water inlet joint; 14- rotating seat; 15- electric slip ring;

[0027] 20-driving device; 21-spindle driving motor; 23-second pulley; 24-transmission belt;

[0028] 30-rotating disc; 31-motor mounting cover; 32-disc structure; 33-mounting cavity;

[0029] 40-grinding head device; 41-grinding head drive motor; 411-first drive gear; 42-gearbox; 421-upper cover; 422-base; 423-cavity; 43-grinding head assembly; 431-connecting shaft; 432-second drive gear; 433-grinding head mounting plate; 434-grinding head; 4341-first grinding block; 4342-second grinding block. DETAILED DESCRIPTION

[0030] The present invention will be described in detail below with reference to specific embodiments.

[0031] In the present invention, when directional words appear, they are used to facilitate the description of the present invention and simplify the description, rather than to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and cannot be understood as limiting the specific scope of protection of the present invention.

[0032] In this utility model, unless otherwise specified or limited, when terms such as "disposed on," "connected," and "connected" appear, these terms should be understood in a broad sense. For example, they can mean fixed connection, detachable connection, or integral connection; mechanical connection; direct connection, connection through an intermediate medium, or internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0033] like Figures 1 to 7 As shown, a polishing grinding head mechanism includes a transmission spindle 10, a driving device 20, a rotating disc 30 and a grinding head device 40.

[0034] A bearing mounting seat 11 is sleeved on the transmission main shaft 10 . The bearing mounting seat 11 is used to be mounted on the frame beam 1 , so as to facilitate fixing the main shaft on the frame beam 1 .

[0035] The drive device 20 is used to drive the transmission main shaft 10 to rotate axially. The drive device 20 includes a main shaft drive motor 21, a first pulley (not shown), a second pulley 23, and a transmission belt 24. The first pulley (not shown) is disposed at the output shaft end of the main shaft drive motor 21, the second pulley 23 is fixedly mounted on the transmission main shaft 10, and the transmission belt 24 is wound around the first pulley (not shown) and the second pulley 23. The main shaft drive motor 21 drives the first pulley (not shown) to output power to the second pulley 23 via the transmission belt 24, thereby driving the transmission main shaft 10 to rotate.

[0036] The spindle drive motor 21 is arranged on the frame beam 1 through an adjustment plate, and the position of the spindle drive motor 21 on the frame beam 1 can be adjusted by moving the adjustment plate, thereby adjusting the tension of the transmission belt 24.

[0037] The rotating disc 30 is fixedly connected to the lower end of the transmission main shaft 10 and is concentrically arranged with the transmission main shaft 10 . When the transmission main shaft 10 rotates, the rotating disc 30 is also driven to rotate.

[0038] There are multiple grinding head devices 40, which are arranged around the rotating disc body 30. The grinding head device 40 includes a grinding head drive motor 434, a gear box 42, and a grinding head assembly 424. The gear box 42 is disposed inside the rotating disc body 30, and the grinding head drive motor 41 is vertically disposed on the upper end surface of the rotating disc body 30. The output shaft end of the grinding head drive motor 41 extends into the interior of the gear box 42 and is arranged concentrically with the gear box 42. The output shaft end is provided with a first drive gear 411.

[0039] The grinding head assembly 424 is connected to the bottom of the rotating disk body 30. One end of the connecting shaft 431 of the grinding head assembly 424 extends into the interior of the gear box 42 and is rotatably connected to the gear box 42 through a bearing. The end of the connecting shaft 431 is provided with a second driving gear 432 that is meshed with the first driving gear 411.

[0040] During specific implementation, the driving device 20 drives the transmission main shaft 10 and the rotating disk body 30 to rotate, and the multiple grinding head devices 40 on the rotating disk body 30 drive the grinding head assembly 424 to rotate through the grinding head driving motor 41, so that the rotating disk body 30 and the grinding head assembly 424 rotate simultaneously to grind and polish the ceramic products, effectively improving the processing coverage area of ​​the grinding head 434 and the efficiency of grinding and polishing the ceramic products.

[0041] In addition, the polishing grinding head 434 can be arranged at intervals along the frame beam 1 and then assembled on the conveying frame to form a complete polishing machine.

[0042] In this embodiment, the interior of the transmission main shaft 10 is a hollow structure, and a water inlet pipe 12 is provided inside the transmission main shaft 10 running through both ends thereof. The upper end of the water inlet pipe 12 is connected to a water inlet joint 13, which is used to keep the working environment clean, reduce friction heat, and protect the polished surface of the ceramic product during the grinding and polishing process.

[0043] In addition, in order to prevent the water inlet joint 13 from rotating simultaneously with the transmission main shaft 10 , a rotating seat 14 is provided on the sealing sleeve at the upper end of the water inlet pipe 12 , and the water inlet joint 13 is arranged on the rotating seat 14 .

[0044] In this embodiment, an electric slip ring 15 is provided on the transmission main shaft 10 near its upper end portion, for connecting the transmission main shaft 10 to communicate with the control system and transmitting energy and signals.

[0045] In this embodiment, the rotating disk body 30 includes a motor mounting cover 31 and a disk body structure 32. The motor mounting cover 31 is fixedly connected to the lower end of the main shaft. The disk body structure 32 is internally provided with a plurality of mounting cavities 33 for mounting the gear box 42. The motor mounting cover 31 covers and is fixedly connected to the opening of the disk body structure 32.

[0046] In specific implementation, the motor mounting cover 31 is fixedly connected to the lower end of the transmission main shaft 10 through a flange plate by bolts, and the mounting cavity 33 inside the disc structure 32 is separated by a partition. The motor mounting cover 31 is covered on the opening of the disc structure 32 and fixedly connected by bolts.

[0047] In this embodiment, the gear box 42 includes an upper cover 421 and a base 422 . A cavity 423 is defined inside the base 422 . The upper cover 421 covers and connects to the opening of the base 422 . The base 422 is fixedly connected to the disc structure 32 .

[0048] In a specific implementation, the base 422 is fixedly connected to the disk structure 32 by bolts, and the upper cover 421 covers the opening of the base 422 and is fixedly connected by bolts.

[0049] In this embodiment, the grinding head assembly 424 includes a connecting shaft 431, a grinding head mounting plate 433 and a grinding head 434. The connecting shaft 431 is rotationally connected to the gear box 42. Specifically, the connecting shaft 431 is rotationally connected to the gear box 42 through a bearing and the upper cover 421 and the base 422. The grinding head mounting plate 433 is fixedly connected to the lower end of the connecting shaft 431, and the grinding head 434 is connected to the lower end of the grinding head mounting plate 433 through a fixed seat.

[0050] In this embodiment, a first grinding block 4341 and a second grinding block 4342 are provided on the lower end surface of the grinding head 434. The first grinding block 4341 is arranged around the outer peripheral edge of the lower end surface of the grinding head 434, and the second grinding block 4342 is arranged around the inner peripheral edge of the first grinding block 4341. Each second grinding block 4342 is located in the gap between two adjacent first grinding blocks 4341. During grinding and polishing, it can adapt to the uneven surface of ceramic products and ensure the grinding and polishing effect.

[0051] Compared with the prior art, the polishing grinding head mechanism provided by the present invention has a rotating disc body 30 fixedly connected to the lower end of the transmission main shaft 10, and can be driven to rotate by the driving device 20. A plurality of grinding head devices 40 surround the rotating disc body 30, and each grinding head device 40 has a separate grinding head drive motor 41, a gear box 42 and a grinding head assembly 424. The grinding head assembly 424 and the gear box 42 are eccentrically arranged, and the grinding head assembly 424 is driven to rotate by the grinding head drive motor 41, so that the rotating disc body 30 forms a revolution while the grinding head assembly 424 also performs a revolution, thereby improving the processing coverage area of ​​the grinding head 434 and the efficiency of grinding and polishing ceramic products.

[0052] In the absence of conflict, the above-mentioned embodiments and features thereof may be combined with each other.

[0053] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit the scope of protection of the utility model. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in this field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the essence and scope of the technical solution of the utility model.

Claims

1. A polishing grinding head mechanism, characterized in that: include: A transmission main shaft, wherein a bearing mounting seat is sleeved on the transmission main shaft, and the bearing mounting seat is used to be mounted on the frame beam body; A driving device, used for driving the transmission main shaft to rotate axially; A rotating disc body is fixedly connected to the lower end of the transmission main shaft and is concentrically arranged with the transmission main shaft; A grinding head device, wherein the grinding head device is multiple and surrounds the rotating disk; The grinding head device includes a grinding head drive motor, a gear box and a grinding head assembly, wherein the gear box is arranged inside the rotating disk body, the grinding head drive motor is vertically arranged on the upper end surface of the rotating disk body, the output shaft end of the grinding head drive motor extends into the interior of the gear box and is arranged concentrically with the gear box, and the output shaft end is provided with a first drive gear; The grinding head assembly is connected to the bottom of the rotating disk body, one end of the connecting shaft of the grinding head assembly extends into the interior of the gear box and is rotatably connected to the gear box through a bearing, and the end of the connecting shaft is provided with a second driving gear meshing with the first driving gear.

2. A polishing grinding head mechanism according to claim 1, characterized in that: The interior of the transmission main shaft is a hollow structure. A water inlet pipe is provided inside the transmission main shaft and passes through both ends thereof. The upper end of the water inlet pipe is connected to a water inlet joint.

3. A polishing grinding head mechanism according to claim 2, characterized in that: The sealing sleeve at the upper end of the water inlet pipe is provided with a rotating seat, and the water inlet joint is arranged on the rotating seat.

4. A polishing grinding head mechanism according to claim 1 or 2, characterized in that: An electric slip ring is provided on the transmission main shaft near its upper end.

5. The polishing grinding head mechanism according to claim 1, characterized in that: The driving device includes a main shaft driving motor, a first pulley, a second pulley and a transmission belt. The first pulley is arranged on the output shaft end of the main shaft driving motor, the second pulley is fixedly sleeved on the transmission main shaft, and the transmission belt is wound around the first pulley and the second pulley.

6. A polishing grinding head mechanism according to claim 5, characterized in that: The main shaft driving motor is arranged on the frame beam through an adjustment plate.

7. A polishing grinding head mechanism according to claim 1, characterized in that: The rotating disc body includes a motor mounting cover and a disc body structure. The motor mounting cover is fixedly connected to the lower end of the main shaft. A plurality of mounting cavities for mounting the gear box are provided inside the disc body structure. The motor mounting cover covers and is fixedly connected to the opening of the disc body structure.

8. A polishing grinding head mechanism according to claim 7, characterized in that: The gear box includes an upper cover and a base. A cavity is provided inside the base. The upper cover is connected to the opening of the base. The base is fixedly connected to the disc structure.

9. The polishing grinding head mechanism according to claim 1, characterized in that: The grinding head assembly includes the connecting shaft, a grinding head mounting plate and a grinding head. The connecting shaft is rotationally connected to the gear box. The grinding head mounting plate is fixedly connected to the lower end of the connecting shaft. The grinding head is connected to the lower end of the grinding head mounting plate through a fixed seat.

10. A polishing grinding head mechanism according to claim 9, characterized in that: A first grinding block and a second grinding block are provided on the lower end surface of the grinding head. The first grinding block is arranged around the outer peripheral edge of the lower end surface of the grinding head at intervals, and the second grinding block is arranged around the inner peripheral edge of the first grinding block at intervals, and each second grinding block is located between the gaps between two adjacent first grinding blocks.

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