Protective device of abrasive belt nodular cast iron sample grinding machine

Abstract

The utility model belongs to the technical field of abrasive belt metal sample grinding machine protection, and particularly relates to an abrasive belt nodular cast iron sample sample grinding machine protection device which comprises two symmetrical protection covers, anti-skid supporting plates are fixedly connected to the bottoms of the two protection covers, and an organ connecting cover is fixedly connected between the two protection covers. An operation opening is formed in the front side of the organ connecting cover. According to the protective device for the abrasive belt nodular cast iron sample grinding machine, the width of the protective device can be adjusted as required, so that the protective device is suitable for workpieces or abrasive belt metal grinding machines with different width specifications, and the applicability of the device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of sand belt nodular cast iron sample sample grinder protective devices, belong to sand belt metal sample grinder protection technical field. BACKGROUND

[0002] Ductile Iron, also known as spheroidal graphite cast iron, is a type of cast iron that has good toughness and strength. The graphite in its microstructure is distributed in spherical form, which makes its mechanical properties superior to traditional cast iron. In the processing of Ductile Iron samples, a sand belt metal sample grinder is often used to polish the surface of the sample to improve the surface quality of the Ductile Iron sample and enhance the precision of the finished product.

[0003] Currently, the sand belt metal sample grinder in use on the market does not have a protective device, and the sand belt is completely exposed in the operating position. When using the sand belt metal sample grinder to polish the sample, the flying metal debris particles can easily cause harm to the operator, posing a certain safety hazard. Therefore, it is necessary to equip the sand belt metal sample grinder with a protective device.

[0004] A Chinese utility model patent with the authorization announcement number CN221135368U discloses a sand belt metal sample grinder protective device. Although it can achieve protection against flying debris, its structure is too simple and cannot adjust its width according to the size of the metal sample. For polishing of some larger metal samples, it can cause interference and cannot be processed, resulting in poor applicability. SUMMARY

[0005] In view of the deficiencies in the above prior art, the technical problem to be solved by the present utility model is to provide a sand belt Ductile Iron sample grinder protective device that can adjust its width.

[0006] The sand belt Ductile Iron sample grinder protective device according to the present utility model includes two mutually symmetrical protective covers, each of which is fixedly connected with an anti-skid support plate at the bottom. An organ pipe connection cover is fixedly connected between the two protective covers, and a work opening is formed on the front side of the organ pipe connection cover.

[0007] Further, a cooling assembly is installed on the top of the protective cover. The cooling assembly includes a plurality of connection rods fixedly connected to the inner side of the top wall of the protective cover. A mounting frame is fixedly connected between the bottoms of the connection rods. A perforated plate is fixedly connected to the bottom of the mounting frame. A condensing coil is installed on the top of the mounting frame. The medium inlet and outlet of the condensing coil extend out of the protective cover.

[0008] Further, an electric motor is installed on the outer side of the top wall of the protective cover. The rotating shaft of the electric motor penetrates the top wall of the protective cover and is connected with a fan.

[0009] Further, the bottom of the anti-skid support plate is provided with lifting legs at both ends, and the bottom of each lifting leg is provided with a roller.

[0010] Further, the lifting leg comprises an outer rod, the roller is installed at the bottom of the outer rod, an inner rod is slidably connected in the inner rod, the upper end of the inner rod is fixedly connected with the anti-skid support plate, a plurality of positioning holes are arranged on the inner rod in the axial direction, and a positioning pin corresponding to the positioning hole is threadedly connected on the outer rod.

[0011] Further, the bottom of the anti-skid support plate is provided with threaded connectors at both ends, the top of the inner rod is provided with an inner threaded hole, and the threaded connector is threadedly connected with the inner rod through the inner threaded hole.

[0012] Further, a sliding groove is formed in the side wall of the inner rod in the axial direction, and a guide sliding block corresponding to the sliding groove is arranged on the inner side wall of the outer rod.

[0013] Working principle and process:

[0014] In use, the height of the protective cover can be adjusted by adjusting the lifting legs according to the height of the abrasive belt metal sample grinder, and then the device can be moved to the appropriate position of the abrasive belt metal sample grinder under the action of the rollers, so that the organically connected cover is above the grinding position of the abrasive belt metal sample grinder, and then the distance between the two protective covers can be adjusted according to the width of the abrasive belt metal sample grinder and the width of the workpiece to be processed, so that the organically connected cover can be stretched to match the width position adjustment, and then the protective cover and the organically connected cover can be lowered and covered on the abrasive belt metal sample grinder by adjusting the lifting legs, and then the workpiece can be polished through the work opening, and the flying chips generated during polishing are effectively blocked and cannot splash on the operator's body, so that the safety hidden danger is effectively eliminated; during grinding, a large amount of heat is generated in the working part due to the grinding force and friction, the condenser pipe can exchange heat with the hot air in the protective cover and the organically connected cover by introducing cold medium into the condenser pipe, so that the working part can always keep cool, the equipment is prevented from overheating, the service life of the abrasive belt metal sample grinder grinding tool is prolonged, the risk of surface burning and discoloration of the workpiece is reduced, and the surface finish and overall quality of the workpiece are improved; in addition, the flow speed of the cold air can be accelerated and the cold air circulation effect can be improved by starting the motor to drive the fan to rotate, so that the cooling effect of the hot air in the protective cover and the organically connected cover is improved.

[0015] The abrasive belt ductile iron sample grinder protective device has the following beneficial effects compared with the prior art:

[0016] The abrasive belt ductile iron sample grinder protective device can adjust its width according to needs, so that it is suitable for workpieces or abrasive belt metal sample grinders of different width specifications, and the applicability of the device is improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is a structural schematic diagram of the utility model;

[0018] Figure 2 is a structural explosion schematic diagram of the utility model;

[0019] Figure 3 is a structural schematic diagram of the utility model's lifting leg;

[0020] Figure 4 is a structural explosion schematic diagram of the utility model's cooling assembly.

[0021] In the drawing: 1, the roller; 2, lifting leg; 3, anti-skid support plate; 4, protective cover; 5, operation mouth; 6, organ connection cover; 7, cooling assembly; 8, threaded connector; 9, outer rod; 10, guide sliding block; 11, sliding slot; 12, inner rod; 13, positioning hole; 14, positioning pin; 15, inner thread hole; 16, condensing coil; 17, connecting rod; 18, mounting frame; 19, leakage plate; 20, fan; 21, motor. DETAILED DESCRIPTION

[0022] The embodiment of the utility model is further described below in combination with the drawings:

[0023] Embodiment 1:

[0024] As Figure 1 shown, the sand belt nodular cast iron sample grinding machine protective device of the utility model, including two mutually symmetrical protective cover 4, two protective cover 4's bottom is fixedly connected with anti-skid support plate 3, two protective cover 4 between fixedly connected with organ connection cover 6, organ connection cover 6's front side is equipped with operation mouth 5.

[0025] When using, can first according to the height of sand belt metal grinding machine, the height of protective cover 4 is adjusted through the adjustment of lifting leg 2, then under the action of roller 1 this device is moved to the appropriate position of sand belt metal grinding machine, make organ connection cover 6 be above sand belt metal grinding machine polishing station, then according to the width of sand belt metal grinding machine and the width of the part to be processed, adjust the distance between two protective cover 4, organ connection cover 6 can stretch the adjustment of matching width position, then through the adjustment of lifting leg 2, make protective cover 4 and organ connection cover 6 drop and cover on sand belt metal grinding machine, then, the operator can carry out the polishing work of workpiece through operation mouth 5, under the protection of protective cover 4 and organ connection cover 6, the flying chips generated during polishing are effectively blocked and will not splash on the operator's body, effectively eliminating the security risk.

[0026] Embodiment 2:

[0027] As Figures 1 to 4As shown, based on the embodiment 1,

[0028] Further, the top of the protective cover 4 is provided with a cooling assembly 7, the cooling assembly 7 comprises a plurality of connecting rods 17 fixedly connected to the inner side of the top wall of the protective cover 4, the bottom of each connecting rod 17 is fixedly connected with a mounting frame 18, the bottom of the mounting frame 18 is fixedly connected with a leakage plate 19, the top of the mounting frame 18 is provided with a condensing coil 16, the medium inlet and the medium outlet of the condensing coil 16 extend out of the protective cover 4, in the grinding process, a large amount of heat will be generated due to the grinding force and friction, by introducing cold medium into the condensing coil 16, the condensing coil 16 can exchange heat with the hot air in the protective cover 4 and the organ connection cover 6, so that the working part can always keep cool, preventing the equipment from overheating, thereby prolonging the service life of the abrasive belt metal grinding machine grinding tool, and reducing the risk of workpiece surface burn and discoloration, improving the surface finish and overall quality of the workpiece;

[0029] Further, the top wall of the protective cover 4 is provided with a motor 21, the rotating shaft of the motor 21 penetrates the top wall of the protective cover 4 and is connected with a fan 20, by starting the motor 21, the fan 20 is driven to rotate, which can speed up the flow speed of the cold air and improve the cooling effect of the hot air in the protective cover 4 and the organ connection cover 6, thereby improving the cooling effect of the hot air in the protective cover 4 and the organ connection cover 6;

[0030] Further, the bottom of the anti-skid support plate 3 is provided with a lifting leg 2 at both ends, the bottom of each lifting leg 2 is provided with a roller 1, the height of the protective cover 4 and the organ connection cover 6 can be adjusted by the lifting leg 2, and the device can be moved conveniently by the roller 1, so that the device can be applied to different specifications and sizes of abrasive belt metal grinding machines;

[0031] Further, the lifting leg 2 comprises an outer rod 9, the roller 1 is installed at the bottom of the outer rod 9, an inner rod 12 is slidably connected in the inner rod 9, the upper end of the inner rod 12 is fixedly connected with the anti-skid support plate 3, a plurality of positioning holes 13 are arranged on the inner rod 12 in the axial direction, a positioning pin 14 corresponding to the positioning hole 13 is threadedly connected to the outer rod 9, by sliding the inner rod 12 in the outer rod 9 and inserting the positioning pin 14 into different positioning holes 13, the length of the lifting leg 2 can be adjusted, which is simple in structure and convenient to operate;

[0032] Further, the bottom of the anti-skid support plate 3 is provided with a threaded connector 8 at both ends, the top of the inner rod 12 is provided with an inner threaded hole 15, the threaded connector 8 is threadedly connected with the inner rod 12 through the inner threaded hole 15, the inner rod 12 can be disassembled, which is convenient for maintenance and replacement of the inner rod 12;

[0033] Further, the inner rod 12 is provided with a sliding groove 11 on the side wall in the axial direction, and the inner side wall of the outer rod 9 is provided with a guide sliding block 10 corresponding to the sliding groove 11, the cooperation of the sliding groove 11 and the guide sliding block 10 can prevent the relative rotation between the inner rod 12 and the outer rod 9, thereby ensuring the position correspondence of the positioning pin 14 and the positioning hole 13, and the height adjustment is more convenient.

[0034] It is particularly pointed out that: in the description of the utility model, the position or location relationship indicated by the terms "inner", "outer" and the like is based on the position or location relationship shown in the drawings, and is only for the convenience of describing the utility model, and does not require the utility model to be necessarily constructed and operated in a particular position, therefore, it cannot be understood as a limitation on the utility model.

Claims

1. A protective device for a grinding machine for ductile iron samples with a sand belt, characterized in that: The utility model provides a kind of protective cover, including two mutually symmetrical protective cover (4), the bottom of two protective cover (4) is fixedly connected with antiskid support plate (3), and fixedly connected with organ connection cover (6) between two protective cover (4), and the front side of organ connection cover (6) is equipped with operation mouth (5).

2. The abrasive belt ball bearing ductile iron sample grinder guard of claim 1, wherein: The top of the protective cover (4) is provided with a cooling assembly (7), which includes a plurality of connecting rods (17) fixedly connected to the inner side of the top wall of the protective cover (4). The bottom of each connecting rod (17) is fixedly connected with a mounting frame (18), the bottom of the mounting frame (18) is fixedly connected with a leakage plate (19), the top of the mounting frame (18) is provided with a condensing coil (16), and the medium inlet and outlet of the condensing coil (16) extend out of the protective cover (4).

3. The abrasive belt ball bearing ductile iron sample grinder guard of claim 2, wherein: The top wall of the protective cover (4) is provided with a motor (21), and the rotating shaft of the motor (21) penetrates the top wall of the protective cover (4) and is connected with a fan (20).

4. The abrasive belt ballot ferrite sample grinder guard of any one of claims 1 to 3, wherein: The bottom of the antiskid support plate (3) is provided with a lifting leg (2) at both ends, and the bottom of each lifting leg (2) is provided with a roller (1).

5. The abrasive belt ball bearing ductile iron sample grinder guard of claim 4, wherein: The lifting leg (2) includes an outer rod (9), and the roller (1) is installed at the bottom of the outer rod (9). An inner rod (12) is slidably connected inside the outer rod (9), and the upper end of the inner rod (12) is fixedly connected with the antiskid support plate (3). A plurality of positioning holes (13) are provided on the inner rod (12) in the axial direction, and a positioning pin (14) corresponding to the positioning holes (13) is threadedly connected to the outer rod (9).

6. The abrasive belt ball bearing ductile iron sample grinder guard of claim 5, wherein: The bottom of the antiskid support plate (3) is provided with a threaded connector (8) at both ends, and the top of the inner rod (12) is provided with an inner threaded hole (15). The threaded connector (8) is threadedly connected with the inner rod (12) through the inner threaded hole (15).

7. The abrasive belt ball bearing cast iron sample grinder guard of claim 5, wherein: A sliding groove (11) is provided on the side wall of the inner rod (12) in the axial direction, and a guide sliding block (10) corresponding to the sliding groove (11) is provided on the inner side wall of the outer rod (9).

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