CN211940134U

CN211940134U - Numerical control tool grinding machine

Info

Publication number: CN211940134U
Application number: CN202020318033.1U
Authority: CN
Inventors: 朱胜雷; 庄云飞; 肖国民
Original assignee: Wuxi Yutian Precision Tool Co Ltd
Current assignee: Wuxi Yutian Precision Tool Co Ltd
Priority date: 2020-03-13
Filing date: 2020-03-13
Publication date: 2020-11-17
Anticipated expiration: 2030-03-13

Abstract

The utility model discloses a tool grinder aims at providing a numerical control tool grinder, and its technical scheme main points are: including the lathe base, set up in the material loading platform on lathe base surface, be located the feeding platform of feeding platform one side and be located the grinding mechanism of feeding platform one side, be equipped with the thickening plate on the material loading platform, be equipped with the tool magazine on the thickening plate, tool magazine surface is equipped with the protection frame, the tool magazine is close to feeding platform one side and is equipped with the discharge gate, discharge gate one side is connected with the feeding mechanism who is located feeding platform, feeding mechanism is including the backup pad that is located the fixed connection of feeding platform both sides, be located the vertical ascending montant in the backup pad of both sides, be located the fixed connection's at both sides montant top drive plate, drive plate center department is equipped with the fretwork groove, the fretwork inslot is equipped with reciprocating motion mechanism, reciprocating motion mechanism bottom is connected with snatchs the.

Description

Numerical control tool grinding machine

Technical Field

The utility model relates to a cutter grinding device field, in particular to numerical control tool grinding machine.

Background

Among machining of parts, machining of drill holes and machining of threads are the most common. The premise of thread machining is that drilling of a bottom hole is performed first. At present, a plurality of cutters are discarded or ground after being damaged, the requirement on the technical level of workers is high due to manual grinding, and meanwhile, the grinding quality is unstable. The event has the error to the grinding data that manual grinding appears, grind the not high scheduling problem of technical level, current automatic grinding machine can grind the automatic cutting of cutter, great reduction the cost of labor and improved work efficiency, but current automatic grinding machine need the manual work to change to other surfaces after grinding one face or a direction in the cutter that finishes, should grind the scope on cutter surface little in addition automatically, unable omnidirectional grinding, the precision that leads to grinding is not high, the time is more that consumes.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a numerical control tool grinding machine, it has the advantage of carrying out the grinding of high automation, precision to big cutter surface in batches.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a numerical control tool grinding machine, includes the lathe base, sets up in the material loading platform on lathe base surface, is located the feeding platform of material loading platform one side and is located the grinding mechanism of feeding platform one side, be equipped with the thickening plate on the material loading platform, be equipped with the tool magazine on the thickening plate, the tool magazine surface is equipped with the protection frame, the tool magazine is close to feeding platform one side and is equipped with the discharge gate, discharge gate one side is connected with the feeding mechanism who is located the feeding platform, feeding mechanism includes the backup pad of the fixed connection that is located the feeding platform both sides, the vertical ascending montant that is located on the backup pad of both sides, the drive plate of the fixed connection that is located the montant top of both sides, drive plate center department is equipped with the fretwork groove, be equipped with reciprocating motion mechanism in the fretwork groove, reciprocating, And the grinding wheel is arranged on the output shaft of the motor set.

Through adopting above-mentioned technical scheme, the cutter that will carry out knife face grinding with a plurality of needs is placed in the cutter storehouse of material loading platform, then promote cutter one side to the discharge gate through the cylinder in the cutter storehouse, the drive plate through feeding mechanism and the mechanism that snatchs of bottom press from both sides tight cutter and remove to grinding mechanism one side after that, then drive the emery wheel high-speed rotation of polishing through the work of motor unit, thereby grind the surface of cutter, make it reach higher standard product requirement, and just the material loading mechanism of platform equipment, feeding mechanism and grinding mechanism process are clear and definite, mutually support, holistic automation is high with mechanized degree, production efficiency has been improved.

Further setting: reciprocating motion mechanism is including setting up in the fixed plate at fretwork groove both ends, is located the ball screw that the rotation between the fixed plate of both ends is connected, is located the parallel connecting rod of ball screw both sides, be equipped with threaded connection's drive block on the ball screw, both sides the connecting rod runs through the drive block, ball screw is close to material loading platform one end and is connected with the driving motor of fixed mounting in the drive plate surface.

By adopting the technical scheme, the driving motor is started, the driving motor works to drive the ball screw fixedly connected with the output shaft of the driving motor to rotate, the driving block in threaded connection with the ball screw can move from one end of the driving motor to one end of the grinding mechanism, and meanwhile, the grabbing mechanism at the bottom drives the cutter to move to one side of the grinding mechanism, so that the rapid feeding of workpieces is realized; and the control motor rotates reversely, so that the ball screw can be driven to rotate reversely, and the driving plate moves towards one side of the driving motor, thereby realizing the resetting of the driving plate.

Further setting: the grabbing mechanism comprises a vertical downward rotary cylinder arranged at the bottom of the drive plate, a connecting plate located on a rotating disc of the rotary cylinder, and a pushing cylinder located on the connecting plate, wherein an electromagnet adsorption block is arranged at the tail end of a piston rod of the pushing cylinder.

By adopting the technical scheme, when the driving plate is positioned above the discharge hole, the grabbing mechanism drives the piston rod to move downwards by pushing the air cylinder, and when the electromagnet adsorption block at the bottom of the piston rod is close to the cutter handle, the starting switch energizes the point magnet adsorption block to enable the point magnet adsorption block to have magnetic force and firmly adsorb the cutter handle; after the cutter that the drive plate drove and snatched reachd grinding mechanism one side, revolving cylinder can drive the promotion cylinder and the fixed cutter of electro-magnet absorption piece absorption of bottom and carry out reciprocating rotation, increases the stress surface that the cutter surface ground, makes the grinding effect on its surface level and more even, can improve the sharpness on cutter surface on the whole.

Further setting: the motor set comprises a first motor and a second motor which are oppositely arranged, and output shafts of the first motor and the second motor are respectively provided with a grinding wheel.

Through adopting above-mentioned technical scheme, first motor sets up with the second motor relatively, and the emery wheel of polishing that is located on the output shaft can be ground simultaneously from the both sides of cutter point respectively, can play certain limiting displacement from the both sides of cutter point, and the position of placing the cutter takes place to squint and influences the precision of grinding.

Further setting: and a chute which is inclined downwards is arranged below the grinding wheel.

Through adopting above-mentioned technical scheme, when the emery wheel of polishing ground the cutter, can produce certain sweeps, the smooth silo that the bottom slope set up can be collected the sweeps and discharge, has guaranteed the clean and tidy of equipment.

Further setting: the machine tool base is internally provided with an electric cabinet, a PLC control panel is arranged in the electric cabinet, and a control button electrically connected with the PLC control panel is arranged on the side wall of the machine tool base.

Through adopting above-mentioned technical scheme, the operation process of whole equipment is controlled to a plurality of control button on the lateral wall of staff's accessible machine tool base, and is safe convenient.

Further setting: a gasket is arranged on one side of the grinding wheel, a convex block is arranged on the surface of the gasket, and a clamping groove matched with the convex block is further formed in the output shafts of the first motor and the second motor.

Through adopting above-mentioned technical scheme, the gasket of emery wheel one side of polishing has played the effect of protection, and the surperficial lug of gasket and the draw-in groove looks adaptation on the motor output shaft, consequently the installation with dismantle all very convenient, the change of being convenient for.

Further setting: the bottom of the machine tool base is also provided with oblique supporting rods which are arranged in an intersecting manner, and joints of the oblique supporting rods which are arranged in the intersecting manner are fixedly connected through reinforcing rings.

Through adopting above-mentioned technical scheme, the bracing stability that adds the bed base can effectual reinforcing by the diagonal bracing pole of intercrossing setting of lathe base bottom, and the beaded finish then can be in the same place the diagonal bracing pole of intercrossing setting firmly.

To sum up, the utility model discloses following beneficial effect has: the equipment adopts the feeding mechanism, the feeding mechanism and the grinding mechanism to work in a mutually matched mode, the working procedures are clear, and the overall efficiency is improved; the grinding mechanism adopts a double-motor grinding wheel to work, so that the tool face can be ground from two sides of the tool, and the grinding precision is improved; the whole device has high automation and mechanization degree and safe and stable working operation, and can meet the requirement of grinding large batches of cutters.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a numerically controlled tool grinder;

FIG. 2 is a top view of a top structure of the CNC tool grinder;

FIG. 3 is a schematic view of a side mechanism of the numerically controlled tool grinder;

fig. 4 is an enlarged view of a portion a of the numerically controlled tool grinder.

In the figure, 1, a machine tool base; 2. a feeding platform; 3. a feeding platform; 4. a grinding mechanism; 41. a first motor, 42, a second motor; 43. grinding a grinding wheel; 5. a tool magazine; 6. a feeding mechanism; 61. a support plate; 62. a vertical rod; 63. a drive plate; 64. hollowing out the grooves; 7. a reciprocating mechanism; 71. a fixing plate; 72. a ball screw; 73. a connecting rod; 74. a drive block; 75. a drive motor; 8. a grabbing mechanism; 81. a rotating cylinder; 82. a connecting plate; 83. a push cylinder; 84. an electromagnet adsorption block; 9. a protective frame; 10. a discharge port; 11. a gasket; 12. a bump; 13. a card slot; 14. a chute; 15. an electric cabinet; 16. a PLC control panel; 17. a control button; 18. an oblique supporting rod; 19. a reinforcement ring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

A numerical control tool grinding machine, as shown in fig. 1, fig. 2 and fig. 3, includes a machine tool base 1, a feeding platform 2 disposed on the surface of the machine tool base 1, a feeding platform 3 located on one side of the feeding platform 2, and a grinding mechanism 4 located on one side of the feeding platform 3. The feeding platform 2 is provided with a thickened plate, the thickened plate is provided with a cutter library 5, the surface of the cutter library 5 is provided with a protective frame 9, one side of the cutter library 5, which is close to the feeding platform 3, is provided with a discharge hole 10, one side of the discharge hole 10 is connected with a feeding mechanism 6 which is positioned on the feeding platform 3, the feeding mechanism 6 comprises fixedly connected supporting plates 61 which are positioned on two sides of the feeding platform 3, vertical upward vertical rods 62 which are positioned on the supporting plates 61 on two sides, a fixedly connected driving plate 63 which is positioned on the top of the vertical rods 62 on two sides, the center of the driving plate 63 is provided with a hollow groove 64, a reciprocating mechanism 7 is arranged in the hollow groove 64, the reciprocating mechanism 7 comprises fixing plates 71 which are arranged at two ends of the hollow groove 64, a ball screw 72 which is rotatably connected between the fixing plates 71 at two ends, parallel connecting rods 73 which are positioned on two sides of the, one end of the ball screw 72 close to the feeding platform 2 is connected with a driving motor 75 fixedly arranged on the surface of the driving plate 63.

As shown in fig. 1, 2 and 4, the bottom of the reciprocating mechanism 7 is connected with a grabbing mechanism 8, the grabbing mechanism 8 includes a rotating cylinder 81 which is arranged at the bottom of the driving plate 63 and faces downwards vertically, a connecting plate 82 which is arranged on a rotating disc of the rotating cylinder 81, and a pushing cylinder 83 which is arranged on the connecting plate 82, and the end of a piston rod of the pushing cylinder 83 is provided with an electromagnet adsorption block 84; the grinding mechanism 4 comprises a motor set and a grinding wheel 43 arranged on an output shaft of the motor set, the motor set comprises a first motor 41 and a second motor 42 which are oppositely arranged, and the output shafts of the first motor 41 and the second motor 42 are both provided with the grinding wheel 43. One side of the grinding wheel 43 is provided with a gasket 11, the surface of the gasket 11 is provided with a convex block 12, and the output shafts of the first motor 41 and the second motor 42 are also provided with a clamping groove 13 matched with the convex block 12. A chute 14 which is inclined downwards is arranged below the grinding wheel 43.

As shown in fig. 1, 2 and 3, an electric cabinet 15 is arranged inside the machine tool base 1, a PLC control board 16PLC is arranged in the electric cabinet 15, and a control button 17 electrically connected with the PLC control board 16PLC is arranged on the side wall of the machine tool base 1.

As shown in fig. 1, fig. 2 and fig. 3, the bottom of the machine tool base 1 is further provided with mutually intersecting oblique support rods 18, and the joints of the mutually intersecting oblique support rods 18 are connected and fixed by a reinforcing ring 19.

The main working principle is as follows: place a plurality of cutters that need to carry out the knife face and grind in the cutter storehouse 5 of material loading platform 2, then promote cutter one side to discharge gate 10 through the cylinder in the cutter storehouse 5, then the drive plate 63 through feeding mechanism 6 and the mechanism 8 that snatchs of bottom press from both sides tight cutter and move to grinding mechanism 4 one side: the driving motor 75 is started, the driving motor 75 works to drive the ball screw 72 fixedly connected with the output shaft of the driving motor to rotate, the driving block 74 in threaded connection with the ball screw 72 can move from one end of the driving motor 75 to one end of the grinding mechanism 4, and meanwhile, the grabbing mechanism 8 at the bottom drives the cutter to move to one side of the grinding mechanism 4, so that the rapid feeding of workpieces is realized; when the control motor rotates reversely, the ball screw 72 can be driven to rotate reversely, and the driving plate 63 moves to one side of the driving motor 75, so that the driving plate 63 is reset. When the driving plate 63 is positioned above the discharge hole 10, the grabbing mechanism 8 drives the piston rod to move downwards by pushing the air cylinder, and when the electromagnet adsorption block at the bottom of the piston rod is close to the cutter handle, the starting switch energizes the point magnet adsorption block to enable the point magnet adsorption block to have magnetic force and firmly adsorb the cutter handle; after the cutter that drive plate 63 drove and snatched reachd grinding mechanism 4 one side, revolving cylinder 81 can drive the promotion cylinder and the electro-magnet of bottom and adsorb the fixed cutter of piece and carry out reciprocating rotation, increases the stress surface that the cutter surface ground, makes the grinding effect on its surface level and more even, can improve the sharpness on cutter surface on the whole. Then drive the high-speed rotation of emery wheel 43 of polishing through the work of motor unit to the surface of grinding cutter makes it reach the product requirement of higher standard, and first motor 41 sets up with second motor 42 relatively, and emery wheel 43 of polishing that is located on the output shaft can be ground simultaneously from the both sides of cutter point respectively, can play certain limiting displacement from the both sides of cutter point, and the position of placing the cutter takes place the skew and influences the precision of grinding. The procedures of the feeding mechanism, the feeding mechanism 6 and the grinding mechanism 4 of the whole equipment are clear and matched with each other, the integral automation and mechanization degree is high, and the production efficiency is improved.

The above-mentioned embodiments are merely illustrative of the present invention, and are not intended to limit the present invention, and those skilled in the art can make modifications of the present embodiments without inventive contribution as required after reading the present specification, but all the embodiments are protected by patent law within the scope of the present invention.

Claims

1. The utility model provides a numerical control tool grinder, includes lathe base (1), sets up in feeding platform (2) on lathe base (1) surface, is located feeding platform (3) of feeding platform (2) one side and is located grinding machanism (4) of feeding platform (3) one side, its characterized in that: the feeding device is characterized in that a thickening plate is arranged on the feeding platform (2), a cutter storehouse (5) is arranged on the thickening plate, a protective frame (9) is arranged on the surface of the cutter storehouse (5), a discharge port (10) is arranged on one side, close to the feeding platform (3), of the cutter storehouse (5), one side of the discharge port (10) is connected with a feeding mechanism (6) located on the feeding platform (3), the feeding mechanism (6) comprises fixedly connected supporting plates (61) located on two sides of the feeding platform (3), vertical upward vertical rods (62) located on the supporting plates (61) on the two sides, fixedly connected driving plates (63) located on the tops of the vertical rods (62) on the two sides, a hollow groove (64) is formed in the center of each driving plate (63), a reciprocating mechanism (7) is arranged in the hollow groove (64), and a grabbing mechanism (8) is connected to the, the grinding mechanism (4) comprises a motor set and a grinding wheel (43) arranged on an output shaft of the motor set.

2. A numerically controlled tool grinding machine as in claim 1, wherein: reciprocating motion mechanism (7) are including setting up fixed plate (71) at fretwork groove (64) both ends, be located ball screw (72) that the rotation between both ends fixed plate (71) is connected, be located parallel connecting rod (73) of ball screw (72) both sides, be equipped with threaded connection's drive block (74) on ball screw (72), both sides drive block (74) are run through in connecting rod (73), ball screw (72) are close to material loading platform (2) one end and are connected with driving motor (75) fixed mounting in drive plate (63) surface.

3. A numerically controlled tool grinding machine as in claim 1, wherein: snatch mechanism (8) including setting up in vertical revolving cylinder (81) down of drive plate (63) bottom, be located connecting plate (82) on revolving disc of revolving cylinder (81), be located the push cylinder on connecting plate (82), push cylinder (83) piston rod end is equipped with electro-magnet and adsorbs piece (84).

4. A numerically controlled tool grinding machine as in claim 1, wherein: the motor set comprises a first motor (41) and a second motor (42) which are arranged oppositely, and grinding wheels (43) are arranged on output shafts of the first motor (41) and the second motor (42).

5. A numerically controlled tool grinding machine as in claim 1, wherein: a chute (14) which is inclined downwards is arranged below the grinding wheel (43).

6. A numerically controlled tool grinding machine as in claim 1, wherein: the machine tool base is characterized in that an electric cabinet (15) is arranged inside the machine tool base (1), a PLC control panel (16) is arranged in the electric cabinet (15), and a control button (17) electrically connected with the PLC control panel (16) is arranged on the side wall of the machine tool base (1).

7. A numerically controlled tool grinding machine as in claim 1, wherein: the bottom of the machine tool base (1) is also provided with oblique supporting rods (18) which are arranged in a cross mode, and joints of the oblique supporting rods (18) which are arranged in the cross mode are fixedly connected through reinforcing rings (19).

8. A numerically controlled tool grinding machine as in claim 4, wherein: one side of the grinding wheel (43) is provided with a gasket (11), the surface of the gasket (11) is provided with a convex block (12), and the output shafts of the first motor (41) and the second motor (42) are also provided with a clamping groove (13) matched with the convex block (12).