Multi-stage grinding device for light microcrystalline plate surface

Abstract

The utility model relates to a multi-stage polishing device for building wall material plate surfaces, which comprises a belt conveyor, a camera, a control system and a door frame arranged above the belt conveyor, and knife rests are respectively arranged on two sides of a cross beam of the door frame along the conveying direction; the knife rest comprises a sliding plate and a lifting plate, the sliding plate is connected with the cross beam through a sliding rail, and the sliding plate is connected with the lifting plate through a sliding rail; each lifting plate is provided with a lifting system used for controlling the lifting plate to move up and down and a grinding system used for grinding plates. A swing system is arranged on the cross beam and comprises a third motor arranged above the cross beam, a gear coaxially connected with the output end of the third motor and racks arranged on the two sides of the gear, and the racks are fixedly connected with the sliding plates of the adjacent tool rests respectively. The control system collects data transmitted by the camera to control the rotating speeds of the belt conveyor motor, the swing system motor, the grinding system motor and the lifting system motor. The multi-stage polishing device achieves multi-stage polishing and is better in polishing effect.

Description

Technical Field

[0001] The utility model relates to the field of grinding equipment, in particular to a multi-stage grinding device for light microcrystalline stone plate surfaces. Background Art

[0002] Lightweight microcrystalline stone board is a new type of building wall material made by sintering the microcrystalline stone surface layer and the honeycomb structure foam body at high temperature. It has a dense microcrystalline structure and the relevant properties of microcrystalline stone. The foam body has a microcrystalline honeycomb structure and excellent properties that are superior to existing inorganic foam materials. Lightweight microcrystalline stone itself is light and high-strength, with a large strength-to-weight ratio. Compared with foamed ceramics, it adds the early crystallization heat treatment process, so the compressive strength and flexural strength are higher than those of the same density. In addition, lightweight microcrystalline stone also has the advantages of thermal insulation and sound insulation, fire retardancy, hydrophobicity, corrosion resistance, weathering resistance, and integrated decoration.

[0003] The existing grinding equipment is designed for marble, curbstone, granite, rock slabs and other stone materials on the market. These stones are very different from lightweight microcrystalline stone in terms of material properties, and the grinding equipment has great limitations. The existing grinding equipment includes manual and semi-automatic equipment, with low grinding efficiency, and the lubrication of the grinding disc is mostly water lubrication on the edge of the grinding disc, which has poor lubrication effect, fast wear of the tool and easy ablation, which directly leads to a short tool life, poor grinding effect on the stone surface, and local under-grinding and over-grinding. Utility Model Content

[0004] In order to solve the above problems, the utility model proposes a multi-stage grinding device for lightweight microcrystalline stone panels. The specific technical scheme is as follows:

[0005] A multi-stage grinding device for building wall material panels comprises a belt conveyor, a camera, a control system and a gantry arranged above the belt conveyor, wherein tool holders are respectively arranged on both sides of the crossbeam of the gantry in the transport direction; the tool holder comprises a sliding plate and a lifting plate, wherein the sliding plate and the crossbeam are connected by a slide rail consistent with the extension direction of the crossbeam, and the sliding plate and the lifting plate are connected by a slide rail along the up-down direction; a lifting system and a grinding system are installed on each lifting plate, wherein the lifting system comprises a first motor fixedly connected to the sliding plate and a lead screw coaxially connected to the first motor in the up-down direction, wherein the lead screw is threadedly connected to the corresponding lifting plate; the grinding system comprises a second motor fixedly mounted on the lifting plate and an inner cylinder rotatably connected to the lifting plate, wherein the second motor and the inner cylinder are driven by a V-belt, and a grinding wheel is arranged on the lower side of the inner cylinder; a swing system is arranged on the crossbeam, wherein the swing system comprises a third motor arranged above the crossbeam, a gear coaxially connected to the output end of the third motor and a rack arranged on both sides of the gear, wherein the rack is respectively fixedly connected to the sliding plate of the tool holder adjacent to it; and the control system collects data transmitted by the camera to control the rotation speed of the first motor, the second motor, the third motor and the belt conveyor motor.

[0006] Furthermore, an outer cylinder is provided on the outer side of the inner cylinder, the outer cylinder is fixedly connected to the sliding plate, and a bearing is provided between the outer cylinder and the inner cylinder.

[0007] Furthermore, it also includes a water cooling system, which includes a water tank and a pipeline, one end of the pipeline is connected to the water tank, and the other end of the pipeline passes through the inner cylinder and is connected to the grinding wheel.

[0008] Furthermore, the grinding wheel includes a base body and grinding blocks arranged on the base body, the grinding blocks are alternately distributed along the circumferential direction of the base body, and grooves are arranged between adjacent grinding blocks.

[0009] Furthermore, the belt surface of the belt conveyor is provided with a raised pattern layer.

[0010] Furthermore, the grinding block is a diamond grinding block, the substrate is a metal substrate, and the grinding block is sintered on the substrate.

[0011] The beneficial effects of the utility model are:

[0012] 1. The height of each grinding wheel is independently controlled by the operation of the corresponding first motor, which realizes multi-level grinding and has a better grinding effect.

[0013] 2. There are grooves on the grinding wheel. The cooling water is first ejected from the center of the grinding wheel, and the debris and cooling water are then discharged from the grooves. The cooling effect is good, which avoids tool ablation and extends the service life of the tool. The diamond has good self-sharpening performance and higher grinding efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0015] Figure 1 It is a structural schematic diagram of a multi-stage grinding device for a light microcrystalline stone plate surface according to the utility model;

[0016] Figure 2 It is a schematic diagram of the door frame of the utility model;

[0017] Figure 3 It is a schematic diagram of the grinding wheel of the utility model;

[0018] Figure 4 It is a front view of the door frame of the utility model.

[0019] In the figure: 1. belt conveyor; 2. swing system; 3. tool holder; 31. lifting plate; 32. sliding plate; 4. crossbeam; 5. grinding wheel; 51. base; 52. grinding block; 53. groove; 6. water cooling system; 7. outer cylinder; 8. V-belt; 9. pulley; 10. inner cylinder; 11. screw; 12. gear; 13. lightweight microcrystalline stone plate. DETAILED DESCRIPTION

[0020] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0021] The utility model provides the following specific implementation scheme of a multi-stage grinding device for a lightweight microcrystalline stone plate surface:

[0022] like Figure 1-4As shown, the present invention provides a multi-stage grinding device for lightweight microcrystalline stone board surface, including a belt conveyor 1, a camera, a control system and a gantry arranged above the belt conveyor 1, the conveying direction of the belt conveyor 1 is along the left-right direction, the crossbeam 4 of the gantry is along the front-back direction, and tool holders 3 are respectively provided on the crossbeam 4 of the gantry on both sides along the conveying direction; the tool holder 3 includes a sliding plate 32 and a lifting plate 31, the sliding plate 32 and the crossbeam 4 are connected by a slide rail consistent with the extension direction of the crossbeam 4, and the sliding plate 32 and the lifting plate 31 are connected by a slide rail along the up-down direction; each lifting plate 31 is installed with a lifting system and a grinding system, the lifting system includes a first motor fixedly connected to the sliding plate 32 and a lead screw 11 coaxially connected to the first motor along the up-down direction, the lead screw 11 is threadedly connected to the corresponding lifting plate 31, the threaded connection between the lifting plate 31 and the lead screw 11 and the slide rail connection between the lifting plate 31 and the sliding plate 32 cooperate together, under the drive of the first motor, the rotational motion is converted into linear motion, and the lifting and lowering of the lifting plate 31 is completed; the grinding system includes a fixed installation The second motor on the lifting plate 31 and the inner cylinder 10 rotatably connected to the lifting plate 31, the output end of the second motor is provided with a pulley 9, the second motor and the inner cylinder 10 are driven by a V-belt 8, the lower side of the inner cylinder 10 is provided with a grinding wheel 5, the second motor transmits power to the inner cylinder 10 through the V-belt 8 to further drive the grinding wheel 5 to rotate for grinding; a swing system 2 is provided on the crossbeam 4, the swing system 2 includes a third motor arranged above the crossbeam 4, a gear 12 coaxially connected to the output end of the third motor and racks arranged on both sides of the gear 12 along the transport direction, the gear 12 is meshed and connected with each rack, and the rack is fixedly connected to the sliding plate 32 of the adjacent tool holder 3, and the third motor drives the gear 12 to rotate and further drives the rack to move to complete the back and forth swing of the tool holder 3; the control system collects data from the camera to control the rotation speed of the first motor, the second motor, the third motor and the belt conveyor 1 motor, the belt conveyor 1 motor uses a frequency converter to adjust the speed, adapt to various sizes of plates, so that the plate movement speed matches the swing speed of the tool holder 3.

[0023] Preferably, an outer cylinder 7 is provided on the outer side of the inner cylinder 10, the outer cylinder 7 is fixedly connected to the sliding plate 32, a bearing is provided between the outer cylinder 7 and the inner cylinder 10, and the outer cylinder 7 limits the inner cylinder 10 to make the inner cylinder 10 rotate more smoothly.

[0024] Preferably, a water cooling system 6 is also included. The water cooling system 6 includes a water tank and a pipe. One end of the pipe is connected to the water tank, and the other end of the pipe passes through the inner cylinder 10 and is connected to the grinding wheel 5. The cooling water is discharged from the center of the grinding wheel 5. The cooling water cools the grinding wheel 5 under the action of centrifugal force. The cooling effect is good, which avoids tool ablation and extends the service life of the tool.

[0025] Preferably, the grinding wheel 5 includes a base 51 and a grinding block 52 arranged on the base 51, the grinding blocks 52 are alternately distributed along the circumferential direction of the base 51, and grooves 53 are arranged between adjacent grinding blocks 52. The grinding blocks 52 are diamond grinding blocks, and the base 51 is a metal base 51. The grinding blocks 52 are sintered on the base 51. Diamond has good self-sharpening properties, good cooling effects, and higher grinding efficiency.

[0026] Preferably, the belt surface of the belt conveyor 1 is provided with a raised pattern layer to increase the friction between the belt and the lightweight microcrystalline stone foaming surface.

[0027] Preferably, the control system is controlled by a PLC terminal, and parameters are set using a LCD terminal as a human-machine interface. After the camera collects the size information of the light microcrystalline stone plate and the wear information of the grinding wheel 5, the tool holder 3 automatically rises and falls to compensate according to the thickness of the light microcrystalline stone plate 13 to be ground and the wear of the grinding wheel 5, with high control accuracy and good grinding effect.

[0028] In this embodiment, there are two door frames, and three tool holders 3 are arranged on the left and right sides of each door frame respectively.

[0029] During operation, the lightweight microcrystalline stone plate 13 is placed on the belt conveyor 1 for transportation, the camera identifies the thickness of the lightweight microcrystalline stone plate 13, and the control system controls the operation of each first motor to adjust the height of each grinding wheel 5. The lifting distance is controlled by an encoder with high control accuracy. The second motor is further controlled to drive the tool holder 3 to swing back and forth along the beam 4, and finally the third motor is controlled to drive the grinding wheel 5 to rotate to grind the lightweight microcrystalline stone plate 13. The lightweight microcrystalline stone plate 13 is ground by the reciprocating swing of the grinding wheels 5 at various heights to achieve the final flatness requirement.

[0030] The height of each grinding wheel 5 is independently controlled by the operation of its corresponding first motor, realizing multi-stage grinding and achieving better grinding effect. A groove 53 is arranged on the grinding wheel 5, and cooling water is first ejected from the center of the grinding wheel 5, and debris and cooling water are then discharged from the groove 53, with good cooling effect, avoiding tool ablation, extending tool life, good diamond self-sharpening, and higher grinding efficiency.

[0031] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A multi-stage grinding device for lightweight microcrystalline stone panels, characterized in that: The invention comprises a belt conveyor (1), a camera, a control system and a gantry arranged above the belt conveyor (1), wherein a tool holder (3) is respectively arranged on both sides of a crossbeam (4) of the gantry in the transport direction; the tool holder (3) comprises a sliding plate (32) and a lifting plate (31), the sliding plate (32) and the crossbeam (4) are connected via a slide rail in the same extension direction as the crossbeam (4), and the sliding plate (32) and the lifting plate (31) are connected via a slide rail in the up-down direction; each lifting plate (31) is equipped with a lifting system and a grinding system, the lifting system comprises a first motor fixedly connected to the sliding plate (32) and a lead screw (11) coaxially connected to the first motor in the up-down direction, the lead screw (11) and the corresponding lifting plate (31) screw The grinding system comprises a second motor fixedly mounted on the lifting plate (31) and an inner cylinder (10) rotatably connected to the lifting plate (31), the second motor and the inner cylinder (10) are driven by a V-belt (8), and a grinding wheel (5) is provided on the lower side of the inner cylinder (10); a swing system (2) is provided on the crossbeam (4), the swing system (2) comprises a third motor arranged above the crossbeam (4), a gear (12) coaxially connected to the output end of the third motor, and racks provided on both sides of the gear (12), the racks being fixedly connected to the sliding plates (32) of the tool holder (3) adjacent thereto; and a control system collects data transmitted by the camera to control the rotation speeds of the first motor, the second motor, the third motor and the motor of the belt conveyor (1).

2. The multi-stage grinding device for lightweight microcrystalline stone panels according to claim 1 is characterized in that: An outer cylinder (7) is provided on the outer side of the inner cylinder (10); the outer cylinder (7) and the sliding plate (32) are fixedly connected; and a bearing is provided between the outer cylinder (7) and the inner cylinder (10).

3. The multi-stage grinding device for a light microcrystalline stone surface according to claim 1 is characterized in that: It also includes a water cooling system (6), which includes a water tank and a pipe, one end of the pipe is connected to the water tank, and the other end of the pipe passes through the inner cylinder (10) and is connected to the grinding wheel (5).

4. The multi-stage grinding device for a light microcrystalline stone surface according to claim 1 is characterized in that: The grinding wheel (5) comprises a base (51) and grinding blocks (52) arranged on the base (51); the grinding blocks (52) are alternately distributed along the circumferential direction of the base (51); and grooves (53) are arranged between adjacent grinding blocks (52).

5. The multi-stage grinding device for lightweight microcrystalline stone panels according to claim 1 is characterized in that: The belt surface of the belt conveyor (1) is provided with a raised pattern layer.

6. The multi-stage grinding device for lightweight microcrystalline stone panels according to claim 4 is characterized in that: The grinding block (52) is a diamond grinding block, the base (51) is a metal base (51), and the grinding block (52) is sintered on the base (51).

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