Bench grinding machine

Abstract

The utility model discloses a bench grinder which comprises a grinding mechanism, an adjusting mechanism and a cleaning mechanism, the grinding mechanism comprises a platform, a tool base and a grinding wheel, the tool base and the grinding wheel are arranged on the platform, and the platform is provided with a power piece used for driving the grinding wheel to rotate; the adjusting mechanism is arranged on the platform and used for adjusting the grinding angle of the grinding wheel. The cleaning mechanism comprises a material guiding opening formed in the platform, the material guiding opening is located below the polishing wheel, and an electromagnet used for adsorbing metal chippings is arranged on the platform and located below the material guiding opening. And metal scraps generated in the grinding process penetrate through the material guide opening and fall onto the electromagnet, the electromagnet temporarily fixes the metal scraps, the possibility that the metal scraps are scattered onto the platform and the cutter is reduced, the machining quality is improved, and later maintenance is facilitated.

Description

Technical Field

[0001] The utility model relates to the field of tool maintenance, in particular to a desktop grinding wheel machine. Background Art

[0002] Bench grinders are commonly used equipment for sharpening various knives and tools. In addition to some common requirements of grinding machine tools, grinders also have the characteristics of high speed, simple structure, wide applicability, and are generally manually operated.

[0003] In the related art, a desktop grinder that is easy to maintain is proposed, including a processing table, an opening is formed on the processing table, a connecting shaft is inserted into the inner side of the opening, and a fixed mounting plate is sleeved on the outer wall of the connecting shaft, a first motor is arranged on one side of the processing table, and the first motor is connected to the connecting shaft, the fixed mounting plate is a "mouth" shaped structure, and a grinder bottom plate is arranged on the top of the fixed mounting plate, and a desktop grinder body is arranged on the top of the grinder bottom plate.

[0004] Regarding the above-mentioned related technologies, there are the following defects: a large amount of metal debris will be generated during the grinding process. These metal debris are scattered on the grinding machine and the processing table, which not only affects the processing quality, but also brings great difficulties to the subsequent maintenance. Utility Model Content

[0005] The utility model aims to overcome the above technical deficiencies and proposes a bench grinder to solve the technical problem in the prior art that metal debris is easily scattered on the tool and the platform.

[0006] In order to achieve the above technical purpose, the utility model provides a technical solution of a desktop grinder, including a grinding mechanism, the grinding mechanism includes a platform and a tool seat and a grinding wheel arranged on the platform, and the platform is provided with a power part for driving the grinding wheel to rotate;

[0007] an adjusting mechanism, the adjusting mechanism being disposed on the platform and being used for adjusting a grinding angle of the grinding wheel; and

[0008] The cleaning mechanism comprises a material guide port arranged on the platform, the material guide port is located below the grinding wheel, and an electromagnet for absorbing metal debris is arranged on the platform below the material guide port.

[0009] In some embodiments, the power member includes a motor disposed on the platform, and an output shaft of the motor is coaxially connected to the grinding wheel.

[0010] In some embodiments, the adjustment mechanism includes a turntable rotatably connected to the platform, the motor is disposed on the turntable, and a fixing component for fixing the turntable is disposed on the platform.

[0011] In some embodiments, the fixing assembly includes a bolt threadedly connected to the platform, the bolt is located on one side of the turntable, and the turntable is provided with a plurality of notches for accommodating the bolt.

[0012] In some embodiments, a gasket is sleeved on the bolt.

[0013] In some embodiments, a material guide plate is provided on the platform at the peripheral side of the material guide port.

[0014] In some embodiments, a non-sticking layer is provided on one side of the material guide plate close to the material guide port.

[0015] In some embodiments, a material collection box is provided on the platform, the material collection box is located below the electromagnet, and a material collection liquid is provided in the material collection box.

[0016] In some embodiments, a cleaning roller for cleaning the electromagnet is provided on the platform, and a driving component for driving the cleaning roller to move is provided on the platform.

[0017] In some embodiments, the driving assembly includes an electric push rod disposed on the platform, a support rod is provided on the output shaft of the electric push rod, the cleaning roller is rotatably connected to the support rod, an active rack is provided on the platform, and a driven gear meshing with the active rack is provided on one side of the cleaning roller.

[0018] Compared with the prior art, the beneficial effects of the utility model include: under the adsorption effect of the electromagnet, the metal debris generated during the grinding process passes through the material guide port and falls onto the electromagnet, and the electromagnet temporarily fixes the metal debris, reducing the possibility of the metal debris scattering onto the platform and the tool, improving the processing quality, and facilitating later maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural schematic diagram of the desktop grinding wheel machine provided by the utility model;

[0020] Figure 2 yes Figure 1 Enlarged view of point A in the middle.

[0021] Description of reference numerals:

[0022] 1-grinding mechanism, 11-platform, 12-tool, 13-tool seat, 14-grinding wheel, 15-power part, 2-adjusting mechanism, 21-turntable, 22-fixing assembly, 23-bolt, 24-notch, 25-threaded hole, 26-gasket, 3-cleaning mechanism, 31-material guide port, 32-electromagnet, 33-material guide plate, 34-anti-sticking layer, 35-aggregation box, 36-aggregation liquid, 37-cleaning roller, 4-driving assembly, 41-electric push rod, 42-support rod, 43-active rack, 44-driven gear. DETAILED DESCRIPTION

[0023] 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.

[0024] The utility model provides a bench grinder, the structure of which is as follows: Figure 1 - Figure 2 As shown, it includes a grinding mechanism 1, an adjusting mechanism 2 and a cleaning mechanism 3.

[0025] The grinding mechanism 1 includes a platform 11 and a tool seat 13 disposed on the platform 11 for fixing a tool 12. A grinding wheel 14 is rotatably connected to the front of the tool seat 13 on the platform 11. A power part 15 for driving the grinding wheel 14 to rotate is disposed on the platform 11.

[0026] The adjusting mechanism 2 is disposed on the platform 11 , and is used to adjust the relative angle between the grinding wheel 14 and the tool 12 .

[0027] The cleaning mechanism 3 includes a material guide port 31 opened on the platform 11, the material guide port 31 is located between the tool seat 13 and the grinding wheel 14, and the material guide port 31 is located below the grinding wheel 14. An electromagnet 32 ​​for absorbing metal debris is installed on the platform 11 below the material guide port 31, and the electromagnet 32 ​​is connected to a power supply.

[0028] When in use, the tool 12 is installed on the tool seat 13, and the relative angle between the tool 12 and the grinding wheel 14 is adjusted using the adjustment mechanism 2, and the grinding wheel 14 is made to abut against the tool 12. After the adjustment is completed, the power part 15 drives the grinding wheel 14 to rotate to grind the tool 12.

[0029] When the electromagnet 32 ​​is energized, metal debris generated during the grinding process passes through the material guide port 31 and falls onto the electromagnet 32 ​​under the adsorption effect of the electromagnet 32. The electromagnet 32 ​​temporarily fixes the metal debris, thereby reducing the possibility of the metal debris scattering onto the platform 11 and the tool 12, improving the processing quality, and facilitating later maintenance.

[0030] In the utility model, under the adsorption effect of the electromagnet 32, the metal debris generated during the grinding process passes through the material guide port 31 and falls onto the electromagnet 32. The electromagnet 32 ​​temporarily fixes the metal debris, reducing the possibility of the metal debris scattering onto the platform 11 and the tool 12, thereby improving the processing quality and facilitating later maintenance.

[0031] To drive the grinding wheel 14 to rotate, refer to Figure 1 In a preferred embodiment, the power member 15 includes a motor mounted on the platform 11 , and the output shaft of the motor is coaxially fixedly connected to the grinding wheel 14 .

[0032] When in use, the motor is started, and the motor drives the grinding wheel 14 to rotate, thereby grinding the tool 12. The structure is simple and the driving is efficient.

[0033] To adjust the angle of the grinding wheel 14, refer to Figure 1 In a preferred embodiment, the adjusting mechanism 2 includes a turntable 21 horizontally rotatably connected to the platform 11, the motor is installed on the turntable 21, and a fixing component 22 for fixing the turntable 21 is provided on the platform 11.

[0034] When in use, when adjusting the relative angle between the grinding wheel 14 and the tool 12, the turntable 21 is rotated, the turntable 21 drives the motor to rotate, and the motor drives the grinding wheel 14 to rotate. After the grinding wheel 14 and the tool 12 are adjusted to a predetermined relative angle, the turntable 21 is fixed using the fixing component 22. The operation is convenient and the fixing is stable.

[0035] To fix the turntable 21, please refer to Figure 2 In a preferred embodiment, the fixing assembly 22 includes a bolt 23 threadedly connected to the platform 11, and a threaded hole 25 for accommodating the bolt 23 is opened on the platform 11. The bolt 23 is located on one side of the turntable 21, and four notches 24 for accommodating the bolt 23 are arranged around the turntable 21.

[0036] When in use, before rotating the turntable 21, screw the bolt 23 out of the threaded hole 25, rotate the turntable 21 to align a notch 24 with the threaded hole 25, and then screw the bolt 23 into the threaded hole 25 until the nut on the bolt 23 is tightly against the top of the turntable 21. The operation is convenient and the fixation is stable.

[0037] In order to improve the stability of the turntable 21, please refer to Figure 2 In a preferred embodiment, a gasket 26 is sleeved on the bolt 23 .

[0038] When in use, the contact area between the bolt 23 and the top of the turntable 21 is increased, the stability of the fixation is improved, the possibility of the grinding wheel 14 rotating and deviating during the grinding process is reduced, and the processing quality is improved.

[0039] In order to make it easier for metal chips to enter the guide port 31, please refer to Figure 1 In a preferred embodiment, a material guide plate 33 is fixedly connected to the platform 11 on the peripheral side of the material guide port 31, and the material guide plate 33 is inclined at a forty-five degree angle.

[0040] During use, during the grinding process, some metal debris may splash to the outside of the guide port 31, affecting the collection of the electromagnet 32. Under the guidance of the guide plate 33, the metal debris is easier to enter the guide port 31, improving the collection effect of the electromagnet 32.

[0041] To reduce the possibility of metal chips adhering to the guide plate 33, please refer to Figure 1 In a preferred embodiment, a non-sticking layer 34 is provided on one side of the guide plate 33 close to the guide port 31 . The non-sticking layer 34 is made of polytetrafluoroethylene, which has good non-sticking and wear resistance.

[0042] When in use, the possibility of metal debris adhering to the guide plate 33 is reduced, so that the metal debris can more easily reach the electromagnet 32, thereby improving the cleanliness of the guide plate 33, avoiding secondary cleaning, and improving production efficiency.

[0043] To collect the metal debris on the electromagnet 32, please refer to Figure 1 In a preferred embodiment, a material collection box 35 is installed on the platform 11, and the top of the material collection box 35 is open. The material collection box 35 is located below the electromagnet 32. The material collection box 35 contains a collection liquid 36, and the collection liquid 36 is water.

[0044] When in use, after grinding, the electromagnet 32 ​​is powered off, and the metal chips fall into the collection box 35 under their own gravity, which is convenient for subsequent centralized processing. Under the action of the collection liquid 36, the possibility of secondary lifting of the metal chips is reduced.

[0045] To clean the metal debris on the electromagnet 32, please refer to Figure 1 In a preferred embodiment, a cleaning roller 37 for cleaning the electromagnet 32 ​​is provided on the platform 11, and the cleaning roller 37 abuts against the top of the electromagnet 32. A driving component 4 for driving the cleaning roller 37 to move along the top of the electromagnet 32 ​​is provided on the platform 11.

[0046] When in use, after the electromagnet 32 ​​is powered off, some metal debris may not fall into the collection box 35 due to its small size and light weight. Under the action of the driving assembly 4, the cleaning roller 37 moves to scrape off the metal debris adhering to the electromagnet 32, further improving the collection effect.

[0047] In order to drive the cleaning roller 37 to move and rotate at the same time, please refer to Figure 1In a preferred embodiment, the driving assembly 4 includes an electric push rod 41 installed on the platform 11, and a support rod 42 is fixedly connected to the output shaft of the electric push rod 41, and the support rod 42 is perpendicular to the output shaft. The cleaning roller 37 is coaxially connected to the support rod 42, and an active rack 43 is fixedly connected to the platform 11, and the active rack 43 is parallel to the electromagnet 32. A driven gear 44 meshing with the active rack 43 is fixedly connected to one side of the cleaning roller 37.

[0048] When in use, the electric push rod 41 is started, and the electric push rod 41 drives the cleaning roller 37 to slide along the top of the electromagnet 32. At the same time, under the transmission action of the active rack 43 and the driven gear 44, the cleaning roller 37 rotates. The cleaning roller 37 rotates while moving, further improving the cleaning effect.

[0049] In order to better understand the present invention, the following Figure 1 - Figure 2 The working principle of the technical solution of a desktop grinder of the utility model is described in detail: a tool 12 is installed on a tool seat 13, an adjustment mechanism 2 is used to adjust the relative angle between the tool 12 and a grinding wheel 14, and the grinding wheel 14 is made to abut against the tool 12. After the adjustment is completed, a power part 15 drives the grinding wheel 14 to rotate to grind the tool 12.

[0050] When the electromagnet 32 ​​is energized, metal debris generated during the grinding process passes through the material guide port 31 and falls onto the electromagnet 32 ​​under the adsorption effect of the electromagnet 32. The electromagnet 32 ​​temporarily fixes the metal debris, thereby reducing the possibility of the metal debris scattering onto the platform 11 and the tool 12, improving the processing quality, and facilitating later maintenance.

[0051] The specific implementation methods of the utility model described above do not constitute a limitation on the protection scope of the utility model. Any other corresponding changes and modifications made according to the technical concept of the utility model should be included in the protection scope of the claims of the utility model.

Claims

1. A bench grinder, characterized in that: include: A grinding mechanism, the grinding mechanism comprising a platform and a tool holder and a grinding wheel arranged on the platform, wherein a power part for driving the grinding wheel to rotate is arranged on the platform; an adjusting mechanism, the adjusting mechanism being disposed on the platform and being used for adjusting a grinding angle of the grinding wheel; and The cleaning mechanism comprises a material guide port arranged on the platform, the material guide port is located below the grinding wheel, and an electromagnet for absorbing metal debris is arranged on the platform below the material guide port.

2. A bench grinder according to claim 1, characterized in that: The power part comprises a motor arranged on the platform, and the output shaft of the motor is coaxially connected to the grinding wheel.

3. A bench grinder according to claim 2, characterized in that: The adjusting mechanism comprises a turntable rotatably connected to the platform, the motor is arranged on the turntable, and the platform is provided with a fixing assembly for fixing the turntable.

4. A bench grinder according to claim 3, characterized in that: The fixing assembly comprises a bolt which is threadedly connected to the platform. The bolt is located at one side of the turntable. A plurality of notches for accommodating the bolts are arranged on the turntable.

5. A bench grinder according to claim 4, characterized in that: A gasket is sleeved on the bolt.

6. A bench grinder according to claim 1, characterized in that: A material guide plate is provided on the platform at the peripheral side of the material guide opening.

7. A bench grinder according to claim 6, characterized in that: A non-sticking layer is provided on one side of the material guide plate close to the material guide port.

8. The bench grinder according to claim 1, characterized in that: A material collection box is arranged on the platform, and the material collection box is located below the electromagnet. A material collection liquid is arranged in the material collection box.

9. The bench grinder according to claim 1, characterized in that: The platform is provided with a cleaning roller for cleaning the electromagnet, and the platform is provided with a driving assembly for driving the cleaning roller to move.

10. A bench grinder according to claim 9, characterized in that: The driving assembly includes an electric push rod arranged on the platform, a support rod is arranged on the output shaft of the electric push rod, the cleaning roller is rotatably connected to the support rod, an active rack is arranged on the platform, and a driven gear meshing with the active rack is arranged on one side of the cleaning roller.

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