CN210476576U

CN210476576U - Automatic fixed differential grinding machine of dismantling

Info

Publication number: CN210476576U
Application number: CN201920716601.0U
Authority: CN
Inventors: 陈武琼
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-18
Filing date: 2019-05-18
Publication date: 2020-05-08
Anticipated expiration: 2029-05-18

Abstract

The utility model provides an automatic fixed differential grinding machine of dismantling, the power distribution box comprises a box body, bottom half fixed mounting has the base, inside grinding chamber and the clamping chamber that is equipped with each other not intercommunicated respectively of box, grinding intracavity wall bottom center fixed mounting has the seat that bears that is used for placing the work piece, the utility model discloses profitable effect is: the utility model has the advantages of simple structure and simple operation, make the material can be better fixed when polishing, the condition that general grinding machine can not effectual fixed material has been solved, make the material can not take place the condition of skew when polishing, make the material fixed more firm, avoided the material to have the condition of rocking when polishing, the quality of polishing has been improved, can carry out the self-adaptation clamping to the work piece of different length, make the clamp force of every work piece of clamping all the same, and need not the manual work and carry out the clamping, and can dismantle the work piece automatically after processing finishes, the efficiency is greatly improved.

Description

Automatic fixed differential grinding machine of dismantling

Technical Field

The utility model relates to an industrial equipment technical field especially relates to an automatic fixed differential grinding machine of dismantling.

Background

At present, grinding machines are machine tools that grind the surface of a workpiece with 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. At present, the grinding machine that has now on the market can not effectually fix the material when polishing the material, leads to the material to take place the condition of the skew of polishing owing to not fixed when polishing like this, has influenced holistic quality of polishing.

SUMMERY OF THE UTILITY MODEL

The utility model discloses solve the problem that above-mentioned prior art exists, provide an automatic fixed differential grinding machine of dismantling, can carry out the self-adaptation clamping to the work piece of different length for the clamp force of every work piece of clamping is all the same, and need not the manual work and carry out the clamping, and can dismantle the work piece automatically after finishing processing, saved the loaded down with trivial details process of artifical dismantlement in the general operation, improved efficiency greatly and saved the time.

The utility model provides a technical scheme that its technical problem adopted: the automatic fixed differential grinding machine comprises a box body, wherein a base is fixedly mounted at the bottom of the box body, a grinding cavity and a clamping cavity which are not communicated with each other are respectively arranged inside the box body, a bearing seat for placing a workpiece is fixedly mounted at the center of the inner wall of the grinding cavity, the front half part and the rear half part above the bearing seat are respectively provided with a left end movably connected with the inner wall of the left end of the grinding cavity, the right end of the bearing seat penetrates through the inner wall of the right end of the grinding cavity and then reaches a two-way screw rod inside the clamping cavity, the distance between the two-way screw rods is greater than the length of the bearing seat, the left half part and the right half part of the two-way screw rod of the front half part and the rear half part are respectively connected with a clamping block in a sliding manner, the threads of the two-way screw rods of the front half part and the rear half part are, the grinding wheel is positioned above the clamping block, a first large straight gear is fixedly arranged on the outer side of the right end of the bidirectional screw respectively, a pinion is meshed between the first large straight gears, a first rotating shaft with the right end extending to the right of the pinion is fixedly arranged at the center of the pinion, a first bevel gear is fixedly arranged on the outer side of the right end of the first rotating shaft, the first rotating shaft is positioned between the pinion and the first bevel gear and is movably connected with a first bearing seat with the bottom fixedly connected with the bottom of the inner wall of the clamping cavity, a second bevel gear is meshed on the front side and the rear side of the first bevel gear respectively, a second rotating shaft with two ends extending out of the bevel gear is fixedly arranged at the center of the second bevel gear respectively, a first fixing plate is movably connected with the second rotating shaft far away from the first bevel gear, the right end of the first fixing plate extends to, the utility model discloses a grinding chamber, including bearing frame two, rack top fixed mounting have a crooked pole, first half of outside swing joint of pivot about three has bottom and clamping chamber inner wall bottom fixed connection's bearing frame two, pivot three is located between bearing frame two and the clamping chamber right-hand member inner wall partly outside fixed mounting have big straight-teeth gear two, the meshing of two rear ends of big straight-teeth gear has the rack, rack top fixed mounting has a crooked pole, first half of grinding chamber right-hand member inner wall is equipped with intercommunication clamping chamber and is used for supplying with the displacement groove that crooked pole reciprocated, the crooked pole other end pass behind the displacement groove with motor right-hand member. The bottom of the clamping cavity is provided with a first opening, the position of the first opening corresponds to that of the rack, and a second opening, the position and the size of the second opening are the same as those of the first opening, and the top of the second opening is communicated with the first opening, is arranged inside the base.

For further improvement, the outer sides of the middle parts of the two-way screws are respectively and fixedly provided with a limiting block, the left end and the right end of the limiting block are respectively and fixedly provided with a limiting cylinder, and the limiting block and the limiting cylinder are used for preventing the clamping block from being too tightly fastened when sliding to the maximum or minimum stroke.

Further perfection, the inner walls of the left end and the right end of the grinding cavity are respectively and fixedly provided with a limiting cylinder positioned around the bidirectional thread.

The utility model discloses profitable effect is: the utility model has the advantages of simple structure and simple operation, make the material can be better fixed when polishing, the condition that general grinding machine can not effectual fixed material has been solved, make the material can not take place the condition of skew when polishing, make the material fixed more firm, avoided the material to have the condition of rocking when polishing, the quality of polishing has been improved, can carry out the self-adaptation clamping to the work piece of different length, make the clamp force of every work piece of clamping all the same, and need not the manual work and carry out the clamping, and can dismantle the work piece automatically after processing finishes, the efficiency is greatly improved.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a sectional view taken along line A-A of FIG. 1;

FIG. 3 is a sectional view taken along line B-B of FIG. 1;

fig. 4 is a sectional view taken along line C-C of fig. 3.

Description of reference numerals: the grinding device comprises a box body 1, a limiting cylinder 2, a clamping block 3, a grinding cavity 4, a limiting block 5, a bidirectional screw 6, a displacement groove 7, a large straight gear I8, a bearing seat I9, a rotating shaft II 10, a bevel gear II 11, a bending rod 12, a clamping cavity 13, a rack 14, a rotating shaft III 15, a large straight gear II 16, a bearing seat II 17, a fixing plate II 18, a fixing plate I19, a grinding wheel 20, a bevel gear I21, a rotating shaft I22, a pinion 23, a motor 24, an air cylinder 25, a bearing seat 26, a base 27, a first opening 28 and a second opening 29.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings:

with reference to figures 1, 2, 3, 4: the differential grinding machine capable of being automatically fixed and disassembled comprises a box body 1, wherein a base 27 is fixedly installed at the bottom of the box body 1, a grinding cavity 4 and a clamping cavity 13 which are not communicated with each other are respectively arranged inside the box body 1, a bearing seat 26 for placing a workpiece is fixedly installed at the center of the bottom of the inner wall of the grinding cavity 4, the front half part and the rear half part above the bearing seat 26 are respectively provided with a left end which is movably connected with the inner wall of the left end of the grinding cavity 4, the right end of the bearing seat penetrates through the inner wall of the right end of the grinding cavity 4 to reach a bidirectional screw 6 inside the clamping cavity 13, the distance between the bidirectional screws 6 is greater than the length of the bearing seat 26, the left half part and the right half part of the bidirectional screw 6 of the front half part and the rear half part are respectively and slidably connected with a clamping block 3, the threads of the bidirectional screw 6 of the, the bottom of the telescopic column at the bottom of the cylinder 25 is fixedly provided with a motor 24, the bottom of a spindle at the bottom of the motor 24 is fixedly provided with a grinding wheel 20, the grinding wheel 20 is positioned above the clamping block 3, the outer sides of the right ends of the bidirectional screws 6 are respectively fixedly provided with a first large straight gear 8, a pinion 23 is meshed between the first large straight gears 8, a first rotating shaft 22 with the right end extending to the right side of the pinion 23 is fixedly arranged in the center of the pinion 23, the outer side of the first rotating shaft 22 positioned between the pinion 23 and the first bevel gear 21 is movably connected with a first bearing seat 9 with the bottom fixedly connected with the bottom of the inner wall of the clamping cavity 13, the front side and the rear side of the first bevel gear 21 are respectively meshed with a second bevel gear 11, the center of the second bevel gear 11 is respectively fixedly provided with a second rotating shaft 10 with two ends extending out of the second bevel gear, the right end of the first fixing plate 19 extends to the right of the second bevel gear 11, the right end of the first fixing plate 19 is connected with a second fixing plate 18 in a sealing mode, the right end of the second fixed plate 18 is fixedly connected with a third rotating shaft 15 of which the right end is movably connected with the inner wall of the right end of the clamping cavity 13, the outer side of the left half part of the rotating shaft III 15 is movably connected with a bearing seat II 17 the bottom of which is fixedly connected with the bottom of the inner wall of the clamping cavity 13, a large straight gear II 16 is fixedly arranged on the outer side of the part of the rotating shaft III 15 positioned between the bearing seat II 17 and the inner wall of the right end of the clamping cavity 13, the rear end of the second large straight gear 16 is engaged with a rack 14, the top of the rack 14 is fixedly provided with a bent rod 12, the front half part of the inner wall of the right end of the grinding cavity 4 is provided with a displacement groove 7 which is communicated with the clamping cavity 13 and used for supplying the bending rod 12 to move up and down, and the other end of the bending rod 12 penetrates through the displacement groove 7 and then is fixedly connected with the right end of a motor 24. The bottom of the clamping cavity 13 is provided with a first opening 28 corresponding to the rack 14, and the inside of the base 27 is provided with a second opening 29 which is the same as the first opening 28 in position and size and is communicated with the first opening 28 at the top.

With reference to figures 1, 3: the outside difference fixed mounting in the 6 middle parts of two-way screw rod has stopper 5, both ends difference fixed mounting has spacing cylinder 2 about stopper 5.

With reference to figures 1, 3: and the inner walls of the left end and the right end of the grinding cavity 4 are respectively and fixedly provided with a limiting cylinder 2 positioned around the bidirectional thread 6.

With reference to figures 1, 2, 3, 4: a use method of an automatic fixed and detachable differential grinding machine comprises the following steps:

firstly, placing: opening the top of the box body 1 to place a workpiece to be processed on the top of the bearing seat 26, wherein the maximum area of the workpiece cannot exceed the area of the bearing seat 26;

secondly, operation: turning on the motor 24 to enable the grinding wheel 20 to rotate, enabling the cylinder 25 to drive the telescopic column to extend out to enable the motor 24 to descend, enabling the motor 24 to descend to drive the grinding wheel 20 to descend slowly, and enabling the bottom of the grinding wheel 20 to be close to the top of the workpiece gradually;

thirdly, clamping: the motor 24 drives the bending rod 12 to descend along the displacement groove 7 in the descending process, the bending rod 12 descends to drive the rack 14 to descend, the rack 14 descends to drive the large straight gear II 16 to rotate, the large straight gear II 16 rotates to drive the rotating shaft III 15 to rotate, the rotating shaft III 15 rotates to drive the fixing plate II 18 to rotate, the fixing plate II 18 rotates to drive the fixing plate I19 to rotate, the fixing plate I19 rotates to drive the rotating shaft II 10 to rotate, the rotating shaft II 10 rotates to drive the bevel gear II 11 to rotate, the bevel gear II 11 rotates to drive the bevel gear I21 to rotate, the bevel gear I21 rotates to drive the pinion 23 to rotate, the pinion 23 rotates to drive the two large straight gear I8 meshed with the pinion to rotate, the large straight gear I8 rotates to respectively drive the two-way screw rods 6 to rotate, the two-way screw rods 6 rotate to drive the clamping block 3 to slide towards the center of the bearing seat 26 to clamp the workpiece, at the moment, the pinion 23 is locked, the pinion 23 is further locked to prevent the bevel gear I21 from rotating after being locked, and at the moment, the bevel gear II 11 revolves by taking the bevel gear I21 as a sun gear along with the continuous descending of the rack 14 (because the grinding wheel 20 is not contacted with the workpiece yet), so that the process of grinding the top of the workpiece by descending of the grinding wheel 20 is not influenced, and the displacement groove 7 can limit the over-stroke of the bending rod 12;

thirdly, disassembling: after the workpiece is machined, the cylinder 25 retracts the telescopic column to drive the motor 24 to ascend, the motor 24 ascends to drive the bent rod 12 to ascend, the bent rod 12 ascends to drive the rack 14 to ascend, the rack 14 ascends to drive the large straight gear II 16 to rotate reversely, the large straight gear II 16 rotates reversely to drive the bevel gear II 11 to rotate reversely, the bevel gear II 11 rotates reversely to drive the bevel gear I21 to rotate reversely, the bevel gear I21 is not locked, the bevel gear I21 rotates reversely to drive the pinion 23 to rotate reversely through the rotating shaft I22, the pinion 23 rotates reversely to drive the large straight gear I8 to rotate reversely, the large straight gear I8 rotates reversely to drive the bidirectional screw 6 to rotate reversely, the bidirectional screw 6 rotates reversely to enable the clamping blocks 3 to be far away from each other to slide to loosen the workpiece, and the limiting, after the clamping block 3 reaches the maximum distance, the bevel gear I21 is locked, so that the bevel gear II 11 revolves along the bevel gear I21 in the opposite direction.

While the invention has been shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the appended claims.

Claims

1. The utility model provides an automatic fixed differential grinding machine of dismantling, includes box (1), characterized by: the utility model discloses a grinding box, including box (1), box (1) bottom fixed mounting have base (27), box (1) inside is equipped with grinding chamber (4) and clamping chamber (13) that each other do not communicate respectively, grinding chamber (4) inner wall bottom center fixed mounting has the bearing seat (26) that is used for placing the work piece, bearing seat (26) top front half and latter half are equipped with left end and grinding chamber (4) left end inner wall swing joint respectively and the right-hand member passes behind grinding chamber (4) right-hand member inner wall and reachs inside two-way screw rod (6) of clamping chamber (13), distance between two-way screw rod (6) is greater than bearing seat (26) length, front half and latter half the two-way screw rod (6) left half and right half sliding connection respectively have tight piece (3), front half and latter half the two-way screw rod (6) screw thread is opposite each other, grinding chamber (4) top inner wall fixed mounting has cylinder (25), the telescopic column bottom of cylinder (25) bottom is fixed mounting have motor (24), motor (24) bottom main shaft bottom fixed mounting has emery wheel (20), emery wheel (20) are located and press from both sides tight piece (3) top, there are big straight-teeth gear (8) in the two-way screw rod (6) right-hand member outside fixed mounting respectively, the meshing has pinion (23) between the big straight-teeth gear (8), pinion (23) center fixed mounting has the right-hand member to extend to pivot one (22) on pinion (23) right side, pivot one (22) right-hand member outside fixed mounting has bevel gear one (21), pivot one (22) are located between pinion (23) and bevel gear one (21) outside swing joint have bottom and clamping chamber (13) inner wall bottom fixed connection's bearing frame one (9), bevel gear one (21) front and back both sides meshing respectively have bevel gear two (11), the center of the second bevel gear (11) is respectively fixedly provided with a second rotating shaft (10) with two ends extending out of the second bevel gear (11), one end of the second rotating shaft (10) far away from the first bevel gear (21) is movably connected with a first fixing plate (19), the right end of the first fixing plate (19) extends to the right side of the second bevel gear (11), the right end of the first fixing plate (19) is hermetically connected with a second fixing plate (18), the right end of the second fixing plate (18) is fixedly connected with a third rotating shaft (15) with the right end movably connected with the inner wall of the right end of the clamping cavity (13), the outer side of the left half part of the third rotating shaft (15) is movably connected with a second bearing seat (17) with the bottom fixedly connected with the inner wall of the clamping cavity (13), the outer side of the part of the third rotating shaft (15) between the second bearing seat (17) and the inner wall of the right end of the, rack (14) top fixed mounting has crooked pole (12), grinding chamber (4) right-hand member inner wall first half is equipped with intercommunication clamping chamber (13) and is used for supplying with displacement groove (7) that crooked pole (12) reciprocated, crooked pole (12) other end pass behind displacement groove (7) with motor (24) right-hand member fixed connection, clamping chamber (13) bottom is equipped with position and rack (14) corresponding opening (28), base (27) inside is equipped with position size and opening two (29) the same and top intercommunication opening (28) of opening (28).

2. The automatic fixed-removal differential grinding machine as claimed in claim 1, wherein: the inner walls of the left end and the right end of the grinding cavity (4) are respectively and fixedly provided with a limiting cylinder (2) positioned around the two-way thread (6).