A knife head grinding machine

Abstract

The present invention discloses a tool head grinder, comprising a front base, a rear base, a telescopic fixed platform, a hose, a magnetorheological fluid, a magnetic generator, a grinding block, a roller and an annular grinding plate. When in use, the hose is first shaped according to the shape of the tool to be ground, and the front base and the rear base are fixed, the tool to be ground is fixed between the front base and the rear base through the telescopic fixed platform, the annular grinding plate is abutted against the surface of the tool to be ground, and the magnetic generator is turned on at the same time. The magnetorheological fluid hardens under the action of the strong magnetic field generated by the magnetic generator, so that the hose becomes very hard, and then the power is turned on to make the annular grinding plate on the surface of the grinding block continuously move along the surface of the hose, and the telescopic fixed platform moves toward the direction of the hose, so that the surface of the tool and the annular grinding plate are continuously squeezed and rubbed, so that the surface of the tool is ground to remove burrs. This solution can grind tool heads of different shapes, reduce labor burden, and has low cost.

Description

Technical Field

[0001] The invention relates to the field of grinding, in particular to a tool head grinding machine. Background Art

[0002] The tool is one of the necessary production workpieces when the factory processes parts. After long-term use, the surface of the tool will burr and become blunt, and then it needs to be polished to remove the burrs. Due to the strange shapes of the tool surface, current machines cannot grind them uniformly, so the existing grinding method is mainly through manual grinding. Summary of the invention

[0003] In order to solve the above technical problems, the object of the present invention is to provide a grinder that can perform burr grinding on tool heads of different shapes.

[0004] The technical solution adopted by the present invention to solve the problem is: a tool head grinder, comprising:

[0005] front base;

[0006] A rear base, the rear base is located behind the front base, two adjacent sides of the front base and the rear base are provided with telescopic fixing platforms, at least one hose is provided between the front base and the rear base, a hollow cavity is provided inside the hose, a magnetorheological fluid is poured into the hollow cavity, and the telescopic fixing platform can move toward the direction of the hose;

[0007] A magnetic generator, wherein the magnetic generator is arranged on the front base and the rear base;

[0008] A grinding block, wherein a mounting hole is provided in the middle of the grinding block, the mounting hole is sleeved on the outside of the hose, a roller moving along the outer surface of the hose is provided on the inside of the mounting hole, the axis of the grinding block coincides with the axis of the hose, a micro motor connected to the roller and driving the roller to rotate is provided on the grinding block, a power supply electrically connected to the micro motor is provided on the grinding block, and a detachable annular grinding plate is provided on the surface of the grinding block.

[0009] As a further improvement of the above technical solution, there are three hoses, and the three hoses are evenly arranged on the sides of the front base and the rear base along the circumferential direction.

[0010] As a further improvement of the above technical solution, the surfaces of the front base and the rear base are provided with pressure sensors for the grinding blocks to abut against.

[0011] As a further improvement of the above technical solution, the magnetic force generator is an electromagnet.

[0012] As a further improvement of the above technical solution, the telescopic fixing platform includes:

[0013] A movable plate is arranged in the middle of the side surfaces of the front base and the rear base, a driver is arranged at the rear end of the movable plate to drive the movable plate to move along the surface of the front base or the rear base, a telescopic motor is arranged on the surface of the movable plate, a mounting plate is arranged at the output end of the telescopic motor, a plurality of mounting holes are arranged on the surface of the mounting plate, and a plurality of positioning pins are movably inserted on the surface of the mounting holes.

[0014] As a further improvement of the above technical solution, the hose is a metal hose.

[0015] As a further improvement of the above technical solution, a lower base is arranged below the front base and the rear base, a sliding rod is arranged on the surface of the lower base, a first mounting seat and a second mounting seat that can move along the sliding rod are arranged on the sliding rod, the front base is arranged on the side of the first mounting seat, and a first motor for driving the front base to rotate relative to its axis is arranged on the first mounting seat, and the rear base is arranged on the side of the second mounting seat, and a second motor for driving the rear base to rotate relative to its axis is arranged on the second mounting seat.

[0016] The beneficial effects of the present invention are as follows: when in use, the hose is first arranged into a shape according to the shape of the tool to be polished, and the front base and the rear base are fixed, the tool to be polished is fixed between the front base and the rear base through the telescopic fixed platform, so that the annular polishing plate arranged on the polishing block abuts against the surface of the tool to be polished, and at the same time the magnetic generator is turned on, the magnetorheological fluid hardens under the action of the strong magnetic field generated by the magnetic generator, so that the hose becomes very hard, and then the power is turned on, so that the annular polishing plate on the surface of the polishing block is continuously moved along the surface of the hose, and at the same time the telescopic fixed platform moves toward the direction of the hose, so that the surface of the tool and the annular polishing plate are continuously squeezed and rubbed, so that the surface of the tool is polished to remove burrs. Compared with the prior art, the present scheme can polish tool heads of different shapes, thereby reducing the labor burden and the cost is relatively low. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The present invention will be further explained below in conjunction with the accompanying drawings and specific implementation methods.

[0018] Figure 1 It is a schematic structural diagram of a preferred embodiment of the present invention. DETAILED DESCRIPTION

[0019] This section will describe in detail the specific embodiments of the present invention. The preferred embodiments of the present invention are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the present invention, but it cannot be understood as a limitation on the scope of protection of the present invention.

[0020] In the description of the present invention, it should be understood that descriptions involving orientations, such as up, down, front, back, left, right, etc., and orientations or positional relationships indicated are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0021] In the description of the present invention, "several" means one or more, "more" means more than two, "greater than", "less than", "exceed" etc. are understood as not including the number itself, and "above", "below", "within" etc. are understood as including the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0022] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0023] Reference Figure 1 , a tool head grinding machine, comprising:

[0024] Front base 10;

[0025] A rear base 20, the rear base 20 is located behind the front base 10, two adjacent sides of the front base 10 and the rear base 20 are provided with a telescopic fixing platform, at least one hose 70 is provided between the front base 10 and the rear base 20, a hollow cavity is provided inside the hose 70, and a magnetorheological fluid is poured into the hollow cavity, and the telescopic fixing platform can move toward the direction of the hose 70;

[0026] A magnetic generator 90, wherein the magnetic generator 90 is disposed on the front base 10 and the rear base 20;

[0027] A grinding block 80, wherein a mounting hole is provided in the middle of the grinding block 80, wherein the mounting hole is sleeved on the outside of the hose 70, wherein a roller moving along the outer surface of the hose 70 is provided on the inside of the mounting hole, wherein the axis of the grinding block 80 coincides with the axis of the hose 70, wherein the grinding block 80 is provided with a micro motor connected to the roller and driving the roller to rotate, wherein the grinding block 80 is provided with a power supply electrically connected to the micro motor, and wherein a detachable annular grinding plate is provided on the surface of the grinding block 80.

[0028] When in use, first shape the hose 70 according to the shape of the tool to be polished, and fix the front base 10 and the rear base 20, and fix the tool to be polished between the front base 10 and the rear base 20 through the telescopic fixing platform, so that the annular polishing plate arranged on the outer periphery of the polishing block 80 abuts against the part of the surface of the tool to be polished. The annular polishing plate can be replaced according to different tool requirements, and at the same time, the magnetic generator 90 is turned on, and the magnetorheological fluid hardens under the action of the strong magnetic field generated by the magnetic generator 90, so that the hose 70 becomes very hard, and then the power is turned on to make the annular polishing plate on the surface of the polishing block 80 continuously move along the surface of the hose 70, and at the same time, the telescopic fixing platform moves toward the direction of the hose 70, so that the surface of the tool and the annular polishing plate are continuously squeezed and rubbed, thereby polishing the surface of the tool to remove burrs. Compared with the prior art, this solution can polish tool heads of different shapes, thereby reducing the labor burden and having low cost.

[0029] As a further improvement, it is preferred that the number of the hoses 70 is three, and the three hoses 70 are evenly arranged on the sides of the front base 10 and the rear base 20 along the circumferential direction.

[0030] For further improvement, it is preferred that the surfaces of the front base 10 and the rear base 20 are provided with pressure sensors 81 for the grinding block 80 to abut against. When the grinding block 80 moves from the surface of the hose 70 to the end faces of the front base 10 and the rear base 20 and abuts against the pressure sensor 81, it changes its movement direction and records the number of operations at the same time.

[0031] As a further improvement, it is preferred that the magnetic force generator 90 is an electromagnet.

[0032] For further improvement, the telescopic fixing platform preferably includes:

[0033] A movable plate 50 is provided in the middle of the side of the front base 10 and the rear base 20, and a driver for driving the movable plate 50 to move along the surface of the front base 10 or the rear base 20 is provided at the rear end of the movable plate 50. A telescopic motor is provided on the surface of the movable plate 50, and a mounting plate 60 is provided at the output end of the telescopic motor. A plurality of mounting holes are provided on the surface of the mounting plate 60, and a plurality of positioning pins 61 are movably inserted on the surface of the mounting holes. Different positioning pins 61 are installed according to different tools during use, so as to match and clamp the tools.

[0034] As a further improvement, the hose 70 is preferably a metal hose 70 .

[0035] For further improvement, in order to facilitate fixing the front base 10 and the rear base 20 and adjusting the positions of the front base 10 and the rear base 20, a lower base 30 is preferably provided, and a sliding rod 31 is provided on the surface of the lower base 30, and a first mounting seat 40 and a second mounting seat 41 that can move along the sliding rod 31 are provided on the sliding rod 31. The front base 10 is arranged on the side of the first mounting seat 40, and the first mounting seat 40 is provided with a first motor for driving the front base 10 to rotate relative to its axis. The rear base 20 is arranged on the side of the second mounting seat 41, and the second mounting seat 41 is provided with a second motor for driving the rear base 20 to rotate relative to its axis.

[0036] The above are only preferred embodiments of the present invention, and are not intended to limit the patent scope of the present invention. All equivalent structural changes made using the contents of the present invention's specification and drawings under the inventive concept of the present invention, or directly or indirectly applied in other related technical fields, are included in the patent protection scope of the present invention.

Claims

1. A knife head grinding machine, It is characterized in that include: front base (10); a rear base (20), the rear base (20) being located behind the front base (10), two adjacent side surfaces of the front base (10) and the rear base (20) being provided with telescopic fixing platforms, at least one hose (70) being provided between the front base (10) and the rear base (20), a hollow cavity being provided inside the hose (70), a magnetorheological fluid being poured into the hollow cavity, and the telescopic fixing platform being movable in the direction of the hose (70); A magnetic force generator (90), the magnetic force generator (90) being arranged on the front base (10) and the rear base (20), the magnetic force generator (90) being an electromagnet; A grinding block (80), wherein a mounting hole is provided in the middle of the grinding block (80), the mounting hole is sleeved on the outside of the hose (70), a roller is provided inside the mounting hole and moves along the outer surface of the hose (70), the axis of the grinding block (80) coincides with the axis of the hose (70), a micro motor connected to the roller and driving the roller to rotate is provided on the grinding block (80), a power supply electrically connected to the micro motor is provided on the grinding block (80), a detachable annular grinding plate is provided on the surface of the grinding block (80), and a pressure sensor (81) for the grinding block (80) to abut is provided on the surfaces of the front base (10) and the rear base (20).

2. A tool head grinding machine as claimed in claim 1, Features: There are three hoses (70), and the three hoses (70) are evenly arranged on the side surfaces of the front base (10) and the rear base (20) along the circumferential direction.

3. A tool head grinding machine as claimed in claim 1, Features: The telescopic fixing platform comprises: A movable plate (50) is arranged in the middle of the side surfaces of the front base (10) and the rear base (20); a driver for driving the movable plate (50) to move along the surface of the front base (10) or the rear base (20) is arranged at the rear end of the movable plate (50); a telescopic motor is arranged on the surface of the movable plate (50); a mounting plate (60) is arranged at the output end of the telescopic motor; a plurality of mounting holes are arranged on the surface of the mounting plate (60); and a plurality of positioning pins (61) are movably inserted on the surface of the mounting holes.

4. A tool head grinding machine as claimed in claim 1, Features: The hose (70) is a metal hose (70).

5. A tool head grinding machine as claimed in claim 1, Features: A lower base (30) is arranged below the front base (10) and the rear base (20); a sliding rod (31) is arranged on the surface of the lower base (30); a first mounting seat (40) and a second mounting seat (41) movable along the sliding rod (31) are arranged on the sliding rod (31); the front base (10) is arranged on the side of the first mounting seat (40); a first motor for driving the front base (10) to rotate relative to its axis is arranged on the first mounting seat (40); the rear base (20) is arranged on the side of the second mounting seat (41); a second motor for driving the rear base (20) to rotate relative to its axis is arranged on the second mounting seat (41).

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