Cubic boron nitride blade welding surface polishing device

Abstract

The utility model relates to the field of polishing devices, in particular to a cubic boron nitride blade welding face polishing device which comprises a supporting table, a double-shaft workbench arranged at the upper end of the supporting table, a clamp arranged at the upper end of the double-shaft workbench, a lifting table arranged on the supporting table and a cross beam arranged on the lifting table and extending to the position above the double-shaft workbench. The cross beam is provided with a driving motor, the driving motor is provided with a vertically extending transmission shaft, the lower end of the transmission shaft is provided with a grinding piece, the lower end of the cross beam is provided with a spring seat, the lower end of the spring seat is connected with a protective cover with a downward opening, and the lower end of the interior of the protective cover is provided with a plurality of dust suction pipes; and the first hose is connected with each dust suction pipe. The grinding device has the effect of cleaning the grinding scraps.

Description

Technical Field

[0001] The utility model relates to the field of grinding devices, in particular to a cubic boron nitride blade welding surface grinding device. Background Art

[0002] Cubic boron nitride blade is a common machining tool, often used for cutting ferrous metals. The cubic boron nitride tool includes a blade body and a blade head mounted on the blade body. The blade head is fixed to the blade body by welding. After welding using a welding device, in order to ensure the flatness of the weld surface, a grinding device is required to finely grind the weld surface. During the grinding process, debris and powder will be generated. If these debris and powder are not cleaned, they will accumulate on the grinding device and affect subsequent grinding. Therefore, it is particularly necessary to develop a cubic boron nitride blade weld surface grinding device that can clean the debris generated by grinding. Summary of the invention

[0003] The utility model aims to provide a cubic boron nitride blade welding surface grinding device, which has the function of cleaning the debris generated by grinding.

[0004] The technical solutions adopted are as follows:

[0005] A cubic boron nitride blade welding surface grinding device comprises a support platform, a double-axis workbench is arranged on the upper end of the support platform, a clamp is arranged on the upper end of the double-axis workbench, a lifting platform is arranged on the support platform, a crossbeam extending above the double-axis workbench is arranged on the lifting platform, a driving motor is arranged on the crossbeam, the driving motor is arranged on a vertically extending transmission shaft, a grinding sheet is arranged on the lower end of the transmission shaft, a spring seat is arranged on the lower end of the crossbeam, a protective cover with a downward opening is connected to the lower end of the spring seat, a plurality of dust extraction pipes are arranged on the lower end of the protective cover, a dust extraction mechanism is arranged on the support platform, the dust extraction mechanism is arranged on a first hose, and the first hose is connected to each dust extraction pipe.

[0006] Preferably, a high-pressure air pipe is provided at the lower end of the crossbeam, the high-pressure air pipe extends into the protective cover, a high-pressure air pump is provided on the support platform, and the high-pressure air pump is provided with a second hose connected to the high-pressure air pipe.

[0007] Preferably, the high-pressure air pipe is a universal tube.

[0008] Preferably, the protective cover is made of transparent acrylic material.

[0009] Preferably, the spring seat comprises a plurality of vertical shafts, the protective cover is slidably connected to the vertical shafts, compression springs are sleeved on the vertical shafts, and the upper and lower ends of the compression springs are respectively connected to the crossbeam and the protective cover.

[0010] Preferably, a circular sealing ring is provided on the lower end surface of the protective cover.

[0011] Compared with the prior art, the beneficial effects are:

[0012] 1. The utility model utilizes a protective cover to press on the dual-axis workbench to cover the fixture, so that the debris and smoke generated during the grinding process are confined inside the protective cover, and the debris and dust are extracted by a dust extraction mechanism and multiple dust extraction pipes, so as to clean the dual-axis workbench and the fixture, and facilitate subsequent grinding work.

[0013] 2. In the utility model, the high-pressure air pump and the high-pressure air pipe blow high-pressure air toward the fixture, so as to blow off the debris that falls on the fixture, and facilitate the dust extraction mechanism and multiple dust extraction pipes to extract the debris and dust. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a three-dimensional structural schematic diagram of a cubic boron nitride blade welding surface grinding device of the utility model.

[0015] Figure 2 yes Figure 1 The structural diagram at A in the middle,

[0016] Figure 3 This is a schematic diagram of the front view of a cubic boron nitride blade welding surface grinding device of the utility model.

[0017] Figure 4 This is a left-side structural schematic diagram of a cubic boron nitride blade welding surface grinding device of the utility model.

[0018] In the figure: 1. support table, 2. double-axis workbench, 3. clamp, 4. lifting platform, 5. beam, 6. drive motor, 7. transmission shaft, 8. grinding disc, 9. protective cover, 10. vertical axis, 11. compression spring, 12. dust extraction pipe, 13. dust extraction mechanism, 14. first hose, 15. high-pressure air pipe, 16. high-pressure air pump, 17. second hose. DETAILED DESCRIPTION

[0019] The present invention will be further described below in conjunction with specific embodiments. Figures 1 to 4 As shown:

[0020] Embodiment 1: A cubic boron nitride blade welding surface grinding device comprises a support table 1, a double-axis workbench 2 is arranged on the upper end of the support table 1, and the double-axis workbench 2 is a prior art and will not be described in detail here; a clamp 3 is arranged on the upper end of the double-axis workbench 2, and the double-axis workbench 2 moves the clamp 3 in the horizontal direction, and the clamp 3 is used to clamp the cubic boron nitride tool.

[0021] The support platform 1 is provided with a lifting platform 4, and the lifting platform 4 is provided with a beam 5 extending above the dual-axis workbench 2. The lifting platform 4 controls the raising or lowering of the beam 5. The beam 5 is provided with a driving motor 6. The driving motor 6 is provided with a vertically extending transmission shaft 7. The transmission shaft 7 extends to the bottom of the beam 5. A grinding disc 8 is provided at the lower end of the transmission shaft 7. The grinding disc is used to grind the welding surface of the cubic boron nitride tool.

[0022] A spring seat is provided at the lower end of the crossbeam 5, and a protective cover 9 with an opening facing downward is connected to the lower end of the spring seat. A plurality of dust extraction pipes 12 are provided at the lower end of the protective cover 9. A dust extraction mechanism 13 is provided on the support table 1. The dust extraction mechanism 13 is provided with a first hose 14, and the first hose 14 is connected to each dust extraction pipe 12. When performing grinding work, the protective cover 9 is pressed on the dual-axis workbench 2 to cover the clamp 3, so that the debris and smoke generated during the grinding process are confined inside the protective cover 9, and the debris and dust are extracted by the dust extraction mechanism 13 and the plurality of dust extraction pipes 12;

[0023] Embodiment 2: A cubic boron nitride blade welding surface grinding device comprises a support table 1, a double-axis workbench 2 is arranged on the upper end of the support table 1, and the double-axis workbench 2 is a prior art and will not be described in detail here; a clamp 3 is arranged on the upper end of the double-axis workbench 2, and the double-axis workbench 2 moves the clamp 3 in the horizontal direction, and the clamp 3 is used to clamp the cubic boron nitride tool.

[0024] The support platform 1 is provided with a lifting platform 4, and the lifting platform 4 is provided with a beam 5 extending above the dual-axis workbench 2. The lifting platform 4 controls the raising or lowering of the beam 5. The beam 5 is provided with a driving motor 6. The driving motor 6 is provided with a vertically extending transmission shaft 7. The transmission shaft 7 extends to the bottom of the beam 5. A grinding disc 8 is provided at the lower end of the transmission shaft 7. The grinding disc is used to grind the welding surface of the cubic boron nitride tool.

[0025] A spring seat is provided at the lower end of the crossbeam 5, and a protective cover 9 with an opening facing downward is connected to the lower end of the spring seat. The spring seat includes a plurality of vertical shafts 10, and the protective cover 9 is slidably connected to the vertical shafts 10. A compression spring 11 is sleeved on the vertical shafts 10, and the upper and lower ends of the compression spring 11 are respectively connected to the crossbeam 5 and the protective cover 9. The protective cover 9 is made of transparent acrylic material, which is convenient for observing the situation inside the protective cover 9. A circular sealing ring is provided on the lower end surface of the protective cover 9, and the circular sealing ring improves the sealing between the protective cover 9 and the workbench.

[0026] A plurality of dust extraction pipes 12 are arranged at the lower end of the protective cover 9, a dust extraction mechanism 13 is arranged on the support platform 1, the dust extraction mechanism 13 is provided with a first hose 14, the first hose 14 is connected to each dust extraction pipe 12, a high-pressure air pipe 15 is arranged at the lower end of the crossbeam 5, the high-pressure air pipe 15 extends into the protective cover 9, a high-pressure air pump 16 is arranged on the support platform 1, the high-pressure air pump 16 is provided with a second hose 17 connected to the high-pressure air pipe 15, the high-pressure air pump 16 and the high-pressure air pipe 15 blow high-pressure gas toward the fixture 3 to blow off the debris that falls on the fixture 3, and the high-pressure air pipe 15 is a universal tube to facilitate the adjustment of the blowing direction.

[0027] The specific working process is as follows: when performing the grinding work, the cubic boron nitride tool is clamped by the clamp 3, and the dual-axis workbench 2 is moved to move the cubic boron nitride tool to the bottom of the grinding sheet 8, and then the crossbeam 5 is controlled to descend and the drive motor 6 is started at the same time. The protective cover 9 contacts the workbench and is pressed on the workbench. The crossbeam 5 continues to descend so that the grinding sheet 8 contacts the cubic boron nitride tool and grinds the weld surface. The protective cover 9 limits the debris and smoke generated during the grinding process to the inside of the protective cover 9, and the dust extraction mechanism 13 and multiple dust extraction pipes 12 are used to extract the debris and dust. At the same time, the high-pressure air pipe 15 blows high-pressure gas toward the clamp 3 to blow off the debris that falls on the clamp 3, so that the dust extraction mechanism 13 and multiple dust extraction pipes 12 can extract the debris and dust.

[0028] The above-mentioned implementation modes are only preferred implementation modes of the present invention, and cannot be used to limit the protection scope of the present invention. Any non-substantial changes and substitutions made by technicians in this field on the basis of the present invention shall fall within the scope of protection required by the present invention.

Claims

1. A cubic boron nitride blade welding surface grinding device, characterized in that: It includes a support platform, a double-axis workbench is arranged at the upper end of the support platform, a clamp is arranged at the upper end of the double-axis workbench, a lifting platform is arranged on the support platform, a crossbeam extending to the top of the double-axis workbench is arranged on the lifting platform, the crossbeam is arranged with a driving motor, the driving motor is arranged with a vertically extending transmission shaft, a grinding sheet is arranged at the lower end of the transmission shaft, a spring seat is arranged at the lower end of the crossbeam, a protective cover with a downward opening is connected to the lower end of the spring seat, a plurality of dust extraction pipes are arranged at the lower end of the protective cover, a dust extraction mechanism is arranged on the support platform, the dust extraction mechanism is arranged with a first hose, and the first hose is connected to each dust extraction pipe.

2. A cubic boron nitride blade welding surface grinding device as claimed in claim 1, characterized in that: A high-pressure air pipe is arranged at the lower end of the crossbeam, and the high-pressure air pipe extends into the protective cover. A high-pressure air pump is arranged on the support platform, and the high-pressure air pump is arranged with a second hose connected with the high-pressure air pipe.

3. A cubic boron nitride blade welding surface grinding device as claimed in claim 2, characterized in that: The high-pressure air pipe is a universal pipe.

4. A cubic boron nitride blade welding surface grinding device as claimed in claim 1, characterized in that: The protective cover is made of transparent acrylic material.

5. A cubic boron nitride blade welding surface grinding device as claimed in claim 1, characterized in that: The spring seat comprises a plurality of vertical shafts, the protective cover is slidably connected to the vertical shafts, compression springs are sleeved on the vertical shafts, and the upper and lower ends of the compression springs are respectively connected to the crossbeam and the protective cover.

6. A cubic boron nitride blade welding surface grinding device as claimed in claim 1, characterized in that: The lower end surface of the protective cover is provided with a circular sealing ring.

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