CN111745472A - A desktop ceramic blade grinder - Google Patents

Abstract

The invention provides a table type ceramic blade grinding machine, and mainly relates to the field of grinding equipment. The utility model provides a desk-top ceramic blade grinding machine, includes base and controller, the base top sets up the plane displacement system, plane displacement system top sets up gyration clamping system, base one side sets up the vertical displacement system, set up the grinding system that suits with gyration clamping system on the vertical displacement system, controller and plane displacement system, gyration clamping system, vertical displacement system, grinding system signal connection. The invention has the beneficial effects that: the invention can give consideration to both grinding precision and machine tool economy, and provides a high-precision and low-cost tool grinder for a laboratory.

Description

A desktop ceramic blade grinder

technical field

The invention mainly relates to the field of grinding equipment, in particular to a desktop ceramic blade grinding machine.

Background technique

Tools are an important part of metal cutting. With the development of high-speed cutting technology, there are also higher requirements for the tools it configures. High precision, high strength, high hardness and high wear resistance are the development directions of cutting tools. The tool materials used in high-speed cutting include ceramic materials, cemented carbide, and the like. The status, composition ratio and technical level of grinding machines in metal cutting machine tools can reflect the level of a country's industrial technology level to a certain extent. With the development of modern manufacturing technology, the demand for various high-precision and complex edge-shaped tools is increasing, and complex edge-shaped high-precision tools are difficult to be processed by ordinary tool grinders and traditional process methods. Therefore, CNC tools Grinders have developed rapidly. At present, the five-axis linkage CNC tool grinder on the market can realize automatic loading and unloading of workpieces, and can complete the automatic precision machining of the blade in one clamping, with high efficiency, high precision and high reliability, but the price of five-axis linkage CNC tool grinder Higher, suitable for mass production. For blade grinding with a small number of laboratories, scientific research institutions and universities, this machine tool has high precision but low economy. The small universal tool grinder commonly used in the laboratory is cheap, but the degree of automation is low, time-consuming and labor-intensive, and the precision of the processing blade is not easy to guarantee.

SUMMARY OF THE INVENTION

In order to solve the deficiencies of the prior art, the present invention provides a desktop ceramic blade grinder, which can take into account both the grinding precision and the economy of the machine tool, and provides a high-precision, low-cost tool grinder for laboratories.

The present invention is achieved by the following technical solutions in order to achieve the above object:

A desktop ceramic blade grinder, comprising a base and a controller, a plane displacement system is arranged on the top of the base, a rotary clamping system is arranged on the top of the plane displacement system, a vertical displacement system is arranged on one side of the base, and a vertical displacement system is arranged on the top of the base. A grinding system adapted to the rotary clamping system is provided, and the controller is signal-connected with the plane displacement system, the rotary clamping system, the vertical displacement system and the grinding system.

The plane displacement system includes an X-axis displacement system and a Y-axis displacement system. The X-axis displacement system includes an X-axis base, two X-axis guide rails, an X-axis motor, an X-axis lead screw, an X-axis moving block group, and a Y-axis. Platform, the two X-axis guide rails are arranged in parallel on the X-axis base, the X-axis motor is fixed at one end of the X-axis base, and the X-axis lead screw is rotated and arranged on the X-axis base between the two X-axis guide rails , the motor shaft of the X-axis motor is connected with the X-axis screw through a coupling, the X-axis moving block group is fixedly connected to the bottom surface of the Y-axis platform, and the X-axis moving block group includes a sliding connection with the X-axis guide rail. The X-axis slider and the X-axis moving block matched with the X-axis screw, the X-axis motor drives the Y-axis platform to move laterally through the cooperation of the X-axis screw and the X-axis moving block; the Y-axis displacement system includes two A Y-axis guide rail, a Y-axis motor, a Y-axis lead screw, a Y-axis moving block group, and a clamping platform, the two Y-axis guide rails are arranged in parallel on the Y-axis platform, and the Y-axis guide rail and the X-axis guide rail are vertically arranged , the Y-axis motor is fixed at one end of the Y-axis platform, the Y-axis screw is rotatably arranged on the Y-axis platform between the two Y-axis guide rails, and the motor shaft of the Y-axis motor is connected to the Y-axis screw The Y-axis moving block group is fixedly connected to the bottom surface of the clamping platform, and the Y-axis moving block group includes a Y-axis slider slidingly connected with the Y-axis guide rail and a Y-axis moving block matched with the Y-axis lead screw. The Y-axis motor drives the clamping platform to move longitudinally through the cooperation of the Y-axis screw and the Y-axis moving block.

The rotary clamping system includes a vertical feed clamping system and a rotary system, and the vertical feed clamping system includes a rotating member, two clamping vertical guide rails, a clamping screw, a clamping vertical moving block group, and clamping. Motor, rotary motor and vertical feed frame, the vertical feed frame is vertically installed on one side of the clamping platform, the rotating part is vertically installed on the clamping platform, and the two vertical guide rails are installed in parallel on the vertical feed frame On the top, the vertical guide rail is perpendicular to the clamping platform, the clamping screw is rotatably installed between the two clamping vertical guide rails, the clamping motor is arranged on the top of the vertical feed frame, and the clamping motor is used for The clamping screw is driven to rotate, and the clamping vertical moving block group is fixedly installed on one side of the rotary motor, and the clamping vertical moving block group includes a clamping vertical slider slidingly connected with the vertical guide rail and a clamping wire The clamping vertical moving block matched with the rod, the motor shaft of the rotary motor is connected to the clamping shaft through the coupling, and the clamping shaft is coaxial with the rotating member.

The vertical displacement system includes a grinding installation frame, two vertical grinding guide rails, a vertical lead screw, a grinding vertical moving block group, a vertical displacement motor and a grinding installation table, and the grinding installation frame is vertically installed on one side of the base , the two grinding vertical guide rails are arranged in parallel on the grinding mounting frame, the grinding vertical guide rail is perpendicular to the base, the vertical screw is rotated and installed between the two grinding vertical guide rails, and the vertical displacement motor Installed on the top of the grinding installation frame, the vertical displacement motor is used to drive the vertical screw to rotate, the grinding vertical moving block group is fixedly arranged on the bottom surface of the grinding installation table, and the grinding vertical moving block group includes The grinding vertical sliding block slidingly connected with the grinding vertical guide rail and the grinding vertical moving block matched with the vertical screw.

The grinding system includes a grinding motor and a grinding wheel, the grinding motor is fixedly connected with the grinding installation table, and the grinding wheel is detachably connected with the motor shaft of the grinding motor.

Each of the motors is signally connected to a controller.

The controller is a numerical control system.

Compared with the prior art, the beneficial effects of the present invention are:

The invention controls the displacement of the clamping platform in the plane through the plane displacement system, clamps the tool through the rotary clamping system, uses the rotary action of the rotary clamping system to drive the tool to rotate, and realizes the adjustment of the grinding position and angle of the tool. The grinding system moves vertically under the driving of the vertical displacement system, so that the grinding system reaches the tool clamping height and grinds the tool. This equipment can take into account the grinding precision and the economy of the machine tool, and provide a high-precision, low-cost tool grinding machine for the laboratory.

Description of drawings

Accompanying drawing 1 is the main view structure schematic diagram of the present invention;

Accompanying drawing 2 is the right side view structure schematic diagram of the present invention;

FIG. 3 is a schematic plan view of the plane displacement system of the present invention.

Symbols shown in the drawings: 1, base; 2, plane displacement system; 3, rotary clamping system; 4, vertical displacement system; 5, grinding system; 6, controller; 21, X-axis base; 22, X Axis guide rail; 23, X-axis motor; 24, X-axis screw; 25, X-axis moving block group; 26, Y-axis platform; 27, Y-axis guide rail; 28, Y-axis motor; 29, Y-axis screw; 30 , Y-axis moving block group; 31, clamping platform; 32, rotating parts; 33, clamping vertical guide rail; 34, clamping screw; 35, clamping vertical moving block group; 36, clamping motor; 37, rotation Motor; 38, vertical feed frame; 39, clamping shaft; 41, grinding installation frame; 42, grinding vertical guide rail; 43, vertical screw; 44, grinding vertical moving block group; 45, vertical displacement motor; 51. Grinding installation table; 52. Grinding motor; 53. Grinding wheel.

Detailed ways

The present invention will be further described with reference to the accompanying drawings and specific embodiments. It should be understood that these examples are only used to illustrate the present invention and not to limit the scope of the present invention. In addition, it should be understood that after reading the teaching content of the present invention, those skilled in the art can make various changes or modifications to the present invention, and these equivalent forms also fall within the scope defined by the present application.

As shown in Figures 1-3, a desktop ceramic blade grinder according to the present invention includes a base 1 and a controller 6, the base is the installation part of each displacement system and grinding system of the grinder, and the controller is the The control part of each action element of the grinding machine. The top of the base 1 is provided with a plane displacement system 2, and the top of the plane displacement system 2 is provided with a rotary clamping system 3. The rotary clamping system is used to clamp the tool and ensure the rotational freedom in the tool clamping. The plane displacement system is used to realize the in-plane movement of the clamped tool. A vertical displacement system 4 is arranged on one side of the base 1, and a grinding system 5 adapted to the rotary clamping system 3 is arranged on the vertical displacement system 4. The grinding system serves as a direct action component for grinding the tool, The vertical displacement system is used to control the vertical height of the grinding system, so that the grinding system completes the grinding action on the tool. The controller 6 is in signal connection with the plane displacement system 2 , the rotary clamping system 3 , the vertical displacement system 4 , and the grinding system 5 . The device realizes the displacement and rotation of the tool in the plane through the plane displacement system and the rotary clamping system, and realizes the displacement in the vertical direction of the grinding system through the vertical displacement system, and realizes the coordination of four degrees of freedom to complete the tool grinding. Compared with the large-scale five-axis CNC grinding machine, the cost of the device is lower, and the accuracy can also be kept within a reasonable range, which is more suitable for the grinding needs of a small number of tools in the laboratory.

The specific realization mechanism of each action system of the grinder is as follows:

The plane displacement system 2 includes an X-axis displacement system and a Y-axis displacement system. The X-axis displacement system includes an X-axis base 21, two X-axis guide rails 22, an X-axis motor 23, an X-axis screw 24, and an X-axis movement. The block group 25 and the Y-axis platform 26, the X-axis base and the top surface of the base 1 are bolted. The two X-axis guide rails 22 are fixed in parallel on both sides of the X-axis base 21 by countersunk head bolts, the X-axis motor 23 is bolted to one end of the X-axis base 21, and the bearing seats are fixed by bolts at both ends of the X-axis base. The bearing seat and the X-axis lead screw 24 are bearing mounted, and the X-axis lead screw is located between the two X-axis guide rails. The motor shaft of the X-axis motor 23 is connected with the X-axis screw 24 through a coupling, and each component of the X-axis moving block group 25 is bolted to the bottom surface of the Y-axis platform 26. The X-axis moving block group 25 includes several X-axis sliders slidably connected with the X-axis guide rail 22 and an X-axis moving block matched with the X-axis lead screw 24. The X-axis motor 23 is driven by the cooperation of the X-axis lead screw 24 and the X-axis moving block. The Y-axis platform 26 moves laterally. The Y-axis displacement system includes two Y-axis guide rails 27, a Y-axis motor 28, a Y-axis lead screw 29, a Y-axis moving block group 30 and a clamping platform 31, and the two Y-axis guide rails 27 use countersunk head bolts to connect to each other. The Y-axis platform 26 is installed in parallel, the Y-axis guide rail 27 is perpendicular to the X-axis guide rail 22 in the horizontal plane, the Y-axis motor 28 is fixed to one end of the Y-axis platform 26 by bolts, and the two ends of the Y-axis platform are bolted. The bearing seat is installed, the Y-axis screw 29 is installed between the two bearing seats through a bearing, and the Y-axis screw is located between the two Y-axis guide rails 27 . The motor shaft of the Y-axis motor 28 is connected with the Y-axis screw 29 through a coupling, and each component of the Y-axis moving block group 30 is bolted to the bottom surface of the clamping platform 31. The Y-axis moving block group 30 includes a Y-axis slider slidably connected to the Y-axis guide rail 27 and a Y-axis moving block matched with the Y-axis screw 29, and the Y-axis motor 28 is driven by the cooperation of the Y-axis screw 29 and the Y-axis moving block. The clamping platform 31 is moved longitudinally. The plane displacement system of the device is composed of X-axis and Y-axis linear motion systems that do not interfere with each other, and the two-axis linkage can realize the arc grinding of the tool. The screw drive mode has high precision, and the stable transmission can ensure the precision requirements of tool processing.

In order to ensure the safe operation of the plane displacement system, limit sensors are installed on both ends of the base 1 along the X-axis screw direction and at both ends of the X-axis base along the Y-axis screw direction, and the limit sensors are signal-connected to the controller.

The rotary clamping system 3 includes a vertical feed clamping system and a rotary system. The vertical feed clamping system uses the vertical feed action to clamp the tool, and the rotary system is used as a tool after clamping. Rotational power, through the rotation of the tool, the grinding of the arc edge and chamfering of the tool can be realized. The vertical feeding and clamping system includes a rotating member 32, two clamping vertical guide rails 33, a clamping screw 34, a clamping vertical moving block group 35, a clamping motor 36, a rotary motor 37 and a vertical feeding frame 38, The vertical feed frame 38 is vertically installed on one side of the clamping platform 31, the rotating member 32 is vertically installed on the clamping platform 31, the rotating part of the rotating member is the rotating shaft, and the top surface of the rotating shaft is the tool mounting plate. clip position. The two vertical guide rails 33 are installed in parallel on the vertical feed frame 38 through countersunk bolts. The vertical guide rails 33 are perpendicular to the clamping platform 31. The upper and lower ends of the vertical feed frame are bolted with bearing seats. The clamping screw 34 is installed with the bearing seat bearing, and the clamping screw is located between the two clamping vertical guide rails 33 . The clamping motor 36 is installed on the top of the vertical feed frame 38 by bolts, and the clamping motor 36 is used to drive the clamping screw 34 to rotate, and the motor shaft of the clamping motor and the clamping screw can pass through. The coupling is connected, and a reducer can be installed before the clamping motor and the clamping screw, so as to slow down the feed speed when the tool is clamped. Each component of the clamping vertical moving block group 35 is fixedly installed on the side of the rotary motor 37 by bolts, and the clamping vertical moving block group 35 includes a clamping vertical sliding block slidingly connected with the vertical guide rail 33 and a clamping wire. The clamping vertical moving block matched with the lever 34 is connected with the clamping shaft 39 through the coupling on the motor shaft of the rotary motor 37 , and the clamping shaft 39 is coaxial with the rotating member 32 . When the tool needs to be clamped, the controller controls the action of the clamping motor to drive the clamping screw to rotate, and drives the rotary motor to descend vertically through the cooperation of the clamping screw and the vertical moving pair. The shaft clamps the tool. The rotary motor has a locking function, and is in a locked state when the tool does not need to be rotated.

In order to ensure the normal clamping of the clamping system, a gravity sensor is installed at the bottom of the rotating part to connect with the controller signal to detect the clamping force, so as to ensure that the tool completes the clamping and prevent the vertical feed clamping system from being damaged.

The vertical displacement system 4 includes a grinding installation frame 41, two grinding vertical guide rails 42, a vertical screw 43, a grinding vertical moving block group 44, a vertical displacement motor 45 and a grinding installation table 51. The grinding installation The frame 41 is vertically installed on one side of the base 1, and the two grinding vertical guide rails 42 are installed in parallel on the grinding installation frame 41 through countersunk bolts. The grinding vertical guide rails 42 are perpendicular to the base 1, and the grinding installation A bearing seat is bolted on the upper and lower ends of the frame, the vertical screw 43 is mounted between the two bearing seats, and the vertical screw is located between the two grinding vertical guide rails 42 . The vertical displacement motor 45 is fixedly mounted on the top of the grinding installation frame 41 by bolts, and the vertical displacement motor 45 is used to drive the vertical screw 43 to rotate. The motor shaft of the vertical displacement motor is connected with the vertical screw through a coupling. Each component of the grinding vertical moving block group 44 is fixedly mounted on the bottom surface of the grinding installation table 51 by bolts, and the grinding vertical moving block group 44 includes a grinding vertical sliding block slidingly connected with the grinding vertical guide rail 42 and The grinding vertical moving block matched with the vertical screw 43. The vertical displacement motor drives the vertical screw to rotate, and utilizes the cooperation of the vertical screw and the vertical moving pair to drive the vertical movement of the grinding installation table to realize the positioning of the grinding device.

The top and bottom of the grinding installation frame of the vertical displacement system are provided with limit sensors connected with the signal of the controller to prevent the grinding installation table from exceeding the stroke range.

The grinding system 5 includes a grinding motor 52 and a grinding wheel 53 , the grinding motor 52 is fixedly connected with the grinding mounting table 51 by bolts, and the grinding wheel 53 is detachably connected with the motor shaft of the grinding motor 52 . The device uses a hard grinding wheel as a grinding action element, and uses the cooperation of the plane displacement system and the rotary system to ensure the grinding accuracy through the feed of the two systems.

Except for the grinding motor 52 , the above-mentioned motors of the grinding machine are all servo motors, and each of the motors is signally connected to the controller 6 . The servo motor can precisely control the feed of each action system, thus ensuring the grinding accuracy of the props.

The controller 6 of the grinding machine is a numerical control system, and the mature numerical control system can realize the coordinated control of each action system to ensure the normal operation of the grinding machine.

Claims (7)

1. The utility model provides a desk-top ceramic blade grinding machine, includes base (1) and controller (6), its characterized in that: the rotary clamping device is characterized in that a plane displacement system (2) is arranged at the top of the base (1), a rotary clamping system (3) is arranged at the top of the plane displacement system (2), a vertical displacement system (4) is arranged on one side of the base (1), a grinding system (5) matched with the rotary clamping system (3) is arranged on the vertical displacement system (4), and the controller (6) is in signal connection with the plane displacement system (2), the rotary clamping system (3), the vertical displacement system (4) and the grinding system (5).

2. The bench ceramic blade grinder of claim 1, wherein: the plane displacement system (2) comprises an X-axis displacement system and a Y-axis displacement system, the X-axis displacement system comprises an X-axis base (21), two X-axis guide rails (22), an X-axis motor (23), an X-axis lead screw (24), an X-axis moving block group (25) and a Y-axis platform (26), the two X-axis guide rails (22) are arranged on the X-axis base (21) in parallel, the X-axis motor (23) is fixed at one end of the X-axis base (21), the X-axis lead screw (24) is rotatably arranged on the X-axis base (21) between the two X-axis guide rails (22), a motor shaft of the X-axis motor (23) is connected with the X-axis lead screw (24) through a coupler, the X-axis moving block group (25) is fixedly connected with the bottom surface of the Y-axis platform (26), the X-axis moving block group (25) comprises an X-axis sliding block connected with the X-axis guide rails (22) in a sliding manner and an X-axis moving block, the X-axis motor (23) drives the Y-axis platform (26) to move transversely through the matching of the X-axis lead screw (24) and the X-axis moving block; the Y-axis displacement system comprises two Y-axis guide rails (27), a Y-axis motor (28), a Y-axis lead screw (29), a Y-axis moving block group (30) and a clamping platform (31), the two Y-axis guide rails (27) are arranged on the Y-axis platform (26) in parallel, the Y-axis guide rails (27) are perpendicular to the X-axis guide rails (22), the Y-axis motor (28) is fixed at one end of the Y-axis platform (26), the Y-axis lead screw (29) is rotatably arranged on the Y-axis platform (26) between the two Y-axis guide rails (27), a motor shaft of the Y-axis motor (28) is connected with the Y-axis lead screw (29) through a coupler, the Y-axis moving block group (30) is fixedly connected with the bottom surface of the clamping platform (31), the Y-axis moving block group (30) comprises a Y-axis sliding block connected with the Y-axis guide rails (27) in a sliding manner and a Y-axis moving block matched with the Y, and the Y-axis motor (28) drives the clamping platform (31) to move longitudinally through the matching of the Y-axis lead screw (29) and the Y-axis moving block.

3. The bench ceramic blade grinder of claim 1, wherein: the rotary clamping system (3) comprises a vertical feeding clamping system and a rotary system, the vertical feeding clamping system comprises a rotating piece (32), two clamping vertical guide rails (33), a clamping lead screw (34), a clamping vertical moving block group (35), a clamping motor (36), a rotary motor (37) and a vertical feeding frame (38), the vertical feeding frame (38) is vertically arranged on one side of the clamping platform (31), the rotating piece (32) is vertically arranged on the clamping platform (31), the two vertical guide rails (33) are arranged on the vertical feeding frame (38) in parallel, the vertical guide rails (33) are perpendicular to the clamping platform (31), the clamping lead screw (34) is rotatably arranged between the two clamping vertical guide rails (33), the clamping motor (36) is arranged at the top of the vertical feeding frame (38), and the clamping motor (36) is used for driving the clamping lead screw (34) to rotate, the clamping vertical moving block group (35) is fixedly installed on one side of a rotary motor (37), the clamping vertical moving block group (35) comprises a clamping vertical sliding block in sliding connection with a vertical guide rail (33) and a clamping vertical moving block matched with a clamping lead screw (34), a clamping shaft (39) is connected to a motor shaft of the rotary motor (37) through a coupler, and the clamping shaft (39) is coaxial with a rotating piece (32).

4. The bench ceramic blade grinder of claim 1, wherein: vertical displacement system (4) is including grinding mounting bracket (41), two perpendicular guide rails of grinding (42), perpendicular lead screw (43), the perpendicular removal block group of grinding (44), perpendicular displacement motor (45) and grinding mount table (51), install in base (1) one side perpendicularly grinding mounting bracket (41), two the perpendicular guide rail of grinding (42) parallel arrangement is on grinding mounting bracket (41), the perpendicular guide rail of grinding (42) is perpendicular with base (1), perpendicular lead screw (43) rotates and installs between two perpendicular guide rails of grinding (42), install at grinding mounting bracket (41) top perpendicular displacement motor (45), perpendicular displacement motor (45) are used for the drive perpendicular lead screw (43) rotate, the fixed setting of the perpendicular removal block group of grinding (44) is on grinding mount table (51) bottom surface, the perpendicular removal block group of grinding (44) include with the perpendicular guide rail of grinding (42) sliding connection's the perpendicular smooth of grinding The block and a grinding vertical moving block matched with a vertical lead screw (43).

5. The bench ceramic blade grinder of claim 4, wherein: the grinding system (5) comprises a grinding motor (52) and a grinding wheel (53), the grinding motor (52) is fixedly connected with a grinding mounting table (51), and the grinding wheel (53) is detachably connected with a motor shaft of the grinding motor (52).

6. The ceramic table blade grinder of any one of claims 1 to 5, wherein: each motor is in signal connection with the controller (6).

7. The ceramic table blade grinder of any one of claims 1 to 5, wherein: the controller (6) is a numerical control system.

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