CN215147726U

CN215147726U - a tool grinder

Info

Publication number: CN215147726U
Application number: CN202120708450.1U
Authority: CN
Inventors: 林国涛
Original assignee: Kunshan Teshenglong Precision Tools Co ltd
Current assignee: Kunshan Teshenglong Precision Tools Co ltd
Priority date: 2021-04-08
Filing date: 2021-04-08
Publication date: 2021-12-14
Anticipated expiration: 2031-04-08

Abstract

The utility model relates to the technical field of grinding machines, in particular to a tool grinding machine, which solves the shortcomings in the prior art and comprises a frame, a mounting frame fixed on the top of the frame, and a base, wherein the frame is provided with a groove, A first motor is fixedly installed on the top wall of the groove by bolts, the output end of the first motor is connected with a rotating shaft through a coupling, a hollow slot is opened inside the base, and the inside of the hollow slot is respectively provided with meshing The connected drive gear and several driven gears, through the setting of the bearing assembly and the grinding wheel mechanism, adopt the planetary gear structure to drive multiple fixtures to rotate synchronously, and use the turntable and connecting rod design, which can synchronously adjust multiple grinding wheels , when the second cylinder is activated, it can ensure that the rotation angles of multiple grinding wheels are moved to , so as to ensure that the multiple grinding wheels are consistent during simultaneous processing, eliminate the processing error between the workpieces, and improve the processing accuracy.

Description

Cutter grinding machine

Technical Field

The utility model relates to a grinding machine technical field especially relates to a cutter grinding machine.

Background

A grinding machine is a machine tool that grinds the surface of a workpiece using a grinding tool. Most grinding machines perform grinding using a grinding wheel rotating at a high speed, and a few grinding machines perform grinding using oilstones, sanding belts and other grinders and free abrasives, such as honing machines, superfinishing machines, sanding belt grinders, grinding machines, polishing machines, and the like.

The grinding machine in the prior art can only process a single workpiece at a time, the efficiency is low, the grinding wheels and the workpieces of the equipment for grinding by adopting a plurality of grinding wheels in the market are asynchronous in action, the processing error between the workpieces with the same specification is large, and the processing precision is low, so that the quality of the workpieces is uneven.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects of low efficiency and low processing precision in the prior art and providing a cutter grinding machine.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a cutter grinding machine comprises a rack, a mounting rack and a base, wherein the mounting rack and the base are fixed to the top of the rack, a groove is formed in the rack, a first motor is fixedly mounted on the top wall of the groove through bolts, the output end of the first motor is connected with a rotating shaft through a coupler, a hollow groove is formed in the base, a driving gear and a plurality of driven gears which are connected in a meshed mode are respectively arranged in the hollow groove, the driving gear is fixedly sleeved outside the rotating shaft, a driven shaft is fixedly sleeved in the driven gear, a bearing plate is welded to the top end of the driven shaft, and symmetrically arranged chucks are slidably assembled on the bearing plate;

the grinding wheel mechanism is characterized by also comprising a bearing assembly, wherein a grinding wheel mechanism is arranged on the bearing assembly;

the bearing component comprises a lifting plate, the grinding wheel mechanisms are arranged into four groups and are symmetrically arranged, each grinding wheel mechanism comprises a sliding seat, the sliding seats are arranged on the lifting plate in a sliding mode, the sliding seats are movably connected with rotating seats through pin shafts, motors are fixedly arranged inside the rotating seats, the output ends of the motors are connected with grinding wheel spindles through couplings, and grinding wheels are fixedly sleeved outside the grinding wheel spindles.

Preferably, first cylinders which are symmetrically arranged are fixedly installed on the installation frame through bolts, a first piston rod is arranged inside the first cylinders, and the end part of the first piston rod is fixedly connected with the lifting plate.

Preferably, a through groove is formed in the lifting plate, a supporting beam of an integrally formed structure is arranged between the inner walls of the through groove, and the top of the supporting beam is fixedly provided with a second motor and a fixing frame respectively.

Preferably, the output of second motor has the regulating spindle through the coupling joint, and the external fixation cover of regulating spindle is equipped with the carousel, the activity articulates on the carousel has a plurality of to be the connecting rod of cyclic annular equipartition, the other end of connecting rod with sliding seat activity hinge joint.

Preferably, the top fixed mounting of mount has the second cylinder, and the inside of second cylinder is provided with the second piston rod, the other end of second piston rod passes through screw fixedly connected with fixing base, the outside welding of fixing base has the connecting seat, and the inside movable sleeve of connecting seat is equipped with the telescopic link, the other end fixedly connected with slide bar of telescopic link, every slide bar slide respectively and set up on the sliding seat that corresponds, and the other end activity of slide bar articulates there is the slider.

Preferably, one side of the rotating seat is provided with a connecting plate of an integrally formed structure, the top of the connecting plate is provided with a sliding groove, and the sliding block is in sliding connection with the sliding groove.

Preferably, a sliding hole is formed in the sliding seat, the sliding rod is embedded in the sliding hole, and the sliding rod penetrates through the through groove.

Preferably, a sliding hole is formed in the sliding seat, a guide rail is fixed to the bottom of the supporting beam through a countersunk head screw, and the sliding seat is connected with the guide rail in a sliding mode.

The utility model has the advantages that:

1. the utility model discloses in set up the emery wheel into four groups to set up and a plurality of chucks corresponding with the emery wheel, can polish simultaneously four work pieces when polishing the processing, improved work efficiency.

2. The utility model discloses in through the setting of bearing assembly and emery wheel mechanism isotructure, adopt the planetary gear structure to drive the synchronous rotation of a plurality of anchor clamps, adopted carousel and connecting rod design, can carry out the synchronization regulation to a plurality of emery wheels, when the second cylinder starts, can ensure that the turned angle of a plurality of emery wheels moves to ensure that a plurality of emery wheels add man-hour simultaneously and keep unanimous, eliminated the machining error between each work piece, thereby improved the machining precision.

Drawings

Fig. 1 is a front view of a tool grinder according to the present invention;

fig. 2 is a schematic structural diagram of the bearing assembly according to the present invention;

fig. 3 is an enlarged view of a position a of the tool grinder provided by the present invention;

fig. 4 is a top view of the lifting plate according to the present invention;

fig. 5 is a schematic structural view of the grinding wheel mechanism of the present invention.

In the figure: the grinding machine comprises a machine frame 1, a mounting frame 2, a groove 3, a first motor 4, a base 5, a hollow groove 51, a driven gear 52, a driving gear 53, a bearing plate 54, a chuck 55, a first cylinder 6, a bearing component 7, a lifting plate 71, a supporting beam 72, a through groove 73, a fixing frame 74, a fixing seat 75, a connecting seat 76, a telescopic rod 77, a sliding rod 78, a grinding wheel mechanism 8, a sliding seat 81, a rotating seat 82, a connecting plate 83, a sliding groove 84, a sliding block 85, a grinding wheel 86, a second motor 9, a rotating disc 10 and a connecting rod 11.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-5, a cutter grinding machine comprises a frame 1, a mounting frame 2 fixed at the top of the frame 1 and a base 5, wherein a groove 3 is formed in the frame 1, a first motor 4 is fixedly installed on the top wall of the groove 3 through a bolt, the output end of the first motor 4 is connected with a rotating shaft through a coupler, a hollow groove 51 is formed in the base 5, a driving gear 53 and a plurality of driven gears 52 which are connected in a meshed mode are respectively arranged in the hollow groove 51, the driving gear 53 is fixedly sleeved on the outer portion of the rotating shaft, driven shafts are fixedly sleeved in the driven gears 52, a bearing plate 54 is welded at the top end of the driven shafts, and symmetrically arranged chucks 55 are slidably assembled on the bearing plate 54; the grinding wheel device also comprises a bearing component 7, wherein a grinding wheel mechanism 8 is arranged on the bearing component 7; bearing assembly 7 includes lifter plate 71, and grinding wheel mechanism 8 sets up to four groups and symmetrical arrangement, and grinding wheel mechanism 8 includes sliding seat 81, and sliding seat 81 slides and sets up on lifter plate 71, has through round pin axle swing joint on the sliding seat 81 to rotate seat 82, and the inside fixed mounting who rotates seat 82 has the motor, and the output of motor has the emery wheel main shaft through the coupling joint, and the external fixation cover of emery wheel main shaft is equipped with emery wheel 86.

Wherein, through setting up emery wheel 86 into four groups, and set up a plurality of chucks 55 corresponding with emery wheel 86, can polish the processing to four work pieces simultaneously during polishing the processing, work efficiency has been improved, through the setting of structures such as carrier assembly 7 and emery wheel mechanism 8, adopt the planetary gear structure to drive the synchronous rotation of a plurality of anchor clamps, carousel 10 and connecting rod 11 design have been adopted, can carry out synchronous control to a plurality of emery wheels 86, when the second cylinder starts, can ensure that the turned angle of a plurality of emery wheels 86 moves to, thereby ensure that a plurality of emery wheels 86 add simultaneously and keep unanimous, machining error between each work piece has been eliminated, thereby machining precision has been improved.

The mounting frame 2 is fixedly provided with symmetrically arranged first cylinders 6 through bolts, a first piston rod is arranged inside the first cylinder 6, the end part of the first piston rod is fixedly connected with the lifting plate 71, the inside of the lifting plate 71 is provided with a through groove 73, a supporting beam 72 of an integrally formed structure is arranged between the inner walls of the through groove 73, the top of the supporting beam 72 is respectively and fixedly provided with a second motor 9 and a fixing frame 74, the output end of the second motor 9 is connected with an adjusting shaft through a coupler, the outside of the adjusting shaft is fixedly sleeved with a rotary table 10, the rotary table 10 is movably hinged with a plurality of connecting rods 11 which are uniformly distributed in an annular shape, the other ends of the connecting rods 11 are movably hinged with a sliding seat 81, the top of the fixing frame 74 is fixedly provided with a second cylinder, the inside of the second cylinder is provided with a second piston rod, the other ends of the second piston rod are fixedly connected with a fixing seat 75 through screws, and the outer side of the fixing seat 75 is welded with a connecting seat 76, connecting seat 76's inside movable sleeve is equipped with telescopic link 77, telescopic link 77's other end fixedly connected with slide bar 78, every slide bar 78 slides respectively and sets up on the sliding seat 81 that corresponds, and slide bar 78's other end activity articulates there is slider 85, one side of rotating seat 82 is provided with the connecting plate 83 of integrated into one piece structure, spout 84 has been seted up at the top of connecting plate 83, slider 85 and spout 84 sliding connection, the slide opening has been seted up to sliding seat 81's inside, slide bar 78 imbeds in the inside of slide opening, and slide bar 78 passes the inside of logical groove 73, the slide opening has been seted up to sliding seat 81's inside, supporting beam 72's bottom has the guide rail through countersunk screw, sliding seat 81 and guide rail sliding connection.

In the embodiment, during polishing, each cutter workpiece is placed at the chuck 55, the workpiece is clamped and fixed by the chuck 55, and the chuck 55 is pneumatically driven;

after a workpiece is fixed, the second motor 9 is started, the second motor 9 drives the turntable 10 to rotate, the turntable and the connecting rod 11 are matched with the sliding seats 81 of the connecting rod 11 to form a crank connecting rod 11 mechanism, the positions of the sliding seats 81 are synchronously adjusted, the sliding seats 81 slide to enable one side of the grinding wheel 86 to be in contact with the surface layer of the workpiece, and after the adjustment is completed, the second motor 9 stops acting and starts a grinding process as shown in fig. 4;

each grinding wheel 86 rotates at a high speed under the driving of a motor, and is ground along the surface layer of the cutter, in the grinding process, the first air cylinder 6 drives the bearing component 7 to drive the grinding wheels 86 to move downwards and feed, meanwhile, the first motor 4 drives the driving gear 53 to rotate, and the driving gear 53 can drive each driven gear 52, the bearing plate 54 and a workpiece fixed on the chuck 55 to synchronously rotate, so that the synchronous grinding function is realized;

in addition, when the grinding wheel 86 needs to rotate to change the angle, the second cylinder is started, the second piston rod slides to drive the fixed seat 75 to move up and down, the fixed seat 75 drives each sliding rod 78 indirectly connected with the fixed seat to slide, the sliding rod 78 slides along a sliding hole in the sliding seat 81 and pulls the sliding block 85 to move up and down, the rotating seat 82 is driven to rotate by the sliding block 85 to drive the grinding wheel 86 part mounted on the rotating seat, the angle is adjusted to change the grinding point, the grinding point can be contacted with a workpiece through the adjustment of the second motor 9 again after being changed, so that the angle adjustment of the plurality of grinding wheels 86 is consistent, and the machining error is eliminated;

it should be noted that, when adjusting the distance between each sliding seat 81, the telescopic rod 77 can slide inside the connecting seat 76 in a self-adaptive manner, and the mechanisms are not locked, and in this embodiment, the number of the chucks 55 and the corresponding grinding wheel mechanisms 8 can be set to be more than four, so that synchronous processing of a plurality of products can be realized.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A tool grinding machine, comprising a frame (1), a mounting frame (2) fixed on the top of the frame (1) and a base (5), characterized in that the frame (1) is provided with a concave A groove (3), a first motor (4) is fixedly installed on the top wall of the groove (3) by bolts, the output end of the first motor (4) is connected with a rotating shaft through a coupling, and the base ( 5) A hollow groove (51) is provided inside, and the inside of the hollow groove (51) is respectively provided with a driving gear (53) and a plurality of driven gears (52) that are meshed and connected, and the driving gear (53) is fixedly sleeved. Outside the rotating shaft, driven shafts are fixedly sleeved inside a plurality of the driven gears (52), and a bearing plate (54) is welded to the top of the driven shaft, and the bearing plate (54) slides on the bearing plate (54). Equipped with symmetrically arranged collets (55);

Also includes a bearing assembly (7), on which a grinding wheel mechanism (8) is arranged;

The bearing assembly (7) includes a lifting plate (71), the grinding wheel mechanisms (8) are arranged in four groups and are symmetrically arranged, the grinding wheel mechanism (8) includes a sliding seat (81), and the sliding seat (81) is slidably arranged On the lifting plate (71), the sliding seat (81) is movably connected with a rotating seat (82) through a pin shaft, a motor is fixedly installed inside the rotating seat (82), and the output end of the motor is connected through a coupling A grinding wheel main shaft is connected, and an external fixed sleeve of the grinding wheel main shaft is provided with a grinding wheel (86).

2 . The tool grinding machine according to claim 1 , wherein the mounting frame ( 2 ) is fixedly mounted with a symmetrically arranged first cylinder ( 6 ) by means of bolts, and the first cylinder ( 6 ) has a A first piston rod is arranged inside, and the end of the first piston rod is fixedly connected with the lifting plate (71).

3 . The tool grinding machine according to claim 1 , wherein a through groove ( 73 ) is opened in the inside of the lifting plate ( 71 ), and an integrally formed structure is provided between the inner walls of the through groove ( 73 ). 4 . A support beam (72), the top of the support beam (72) is respectively fixed with a second motor (9) and a fixing frame (74).

4. A tool grinding machine according to claim 3, characterized in that, the output end of the second motor (9) is connected with an adjustment shaft through a coupling, and the outer fixed sleeve of the adjustment shaft is provided with a turntable (10) A plurality of connecting rods (11) which are uniformly distributed in a ring shape are movably hinged on the turntable (10), and the other end of the connecting rods (11) is movably hinged with the sliding seat (81).

5 . The tool grinding machine according to claim 3 , wherein a second cylinder is fixedly installed on the top of the fixing frame ( 74 ), and a second piston rod is arranged inside the second cylinder. The other end of the piston rod is fixedly connected with a fixing seat (75) by screws, the outer side of the fixing seat (75) is welded with a connecting seat (76), and the inner movable sleeve of the connecting seat (76) is provided with a telescopic rod (77), The other end of the telescopic rod (77) is fixedly connected with a sliding rod (78), each sliding rod (78) is respectively slidably arranged on the corresponding sliding seat (81), and the other end of the sliding rod (78) is hinged in an active manner There are sliders (85).

6 . The tool grinding machine according to claim 5 , wherein a connecting plate ( 83 ) of an integrally formed structure is provided on one side of the rotating seat ( 82 ), and the top of the connecting plate ( 83 ) is provided with a sliding plate. 7 . A groove (84), the sliding block (85) is slidably connected with the sliding groove (84).

7 . The tool grinding machine according to claim 5 , wherein a sliding hole is formed in the inside of the sliding seat (81), the sliding rod (78) is embedded in the interior of the sliding hole, and the sliding rod ( 78) through the inside of the through groove (73).

8 . The tool grinding machine according to claim 3 , wherein a sliding hole is opened inside the sliding seat ( 81 ), and a guide rail is fixed on the bottom of the supporting beam ( 72 ) by a countersunk screw, so that the The sliding seat (81) is slidably connected with the guide rail.