CN212735326U - High-precision plane forming grinding machine - Google Patents

Abstract

The utility model relates to a high-precision plane forming grinder, which comprises a workbench, a case, a grinding device, a recycling tank at the bottom of the workbench, a backflow hole arranged on the workbench, a filter box, wherein the recycling tank is communicated with the filter box through a backflow pipe, one side of the filter box is communicated with a drain pipe, the middle part of the drain pipe is connected with a backflow pump, a dust filter screen is arranged in the filter box, a driving motor, a transmission rod, a first thread sleeve, a second thread sleeve, a connecting rod and a supporting plate are arranged in the case, a damping device is arranged at the top of the supporting plate, when the grinding device processes parts, grinding fluid flows onto the parts from the filter box through the drain pipe under the action of the backflow pump, then flows into the filter box through the backflow hole, the recycling tank and the backflow pipe, and is filtered by the dust filter screen, the driving motor drives the transmission rod, so that the first thread and the second thread are close to or, the included angle between the connecting rods changes, so that the supporting plate and the workbench move, and the damping device can absorb the vibration generated on the workbench.

Description

High-precision plane forming grinding machine

Technical Field

The utility model relates to a grinding machine technical field especially relates to a high-accuracy flat forming grinding machine.

Background

A surface grinder is one type of grinder. The grinding wheel is mainly used for rotatably grinding a workpiece to achieve the required flatness, the grinding wheel can be divided into a rectangular workbench and a circular workbench according to the shape of the workbench, the main parameters of the rectangular workbench surface grinding machine are the width and the length of the workbench, the main parameters of the circular workbench are the diameter of the workbench surface, and the grinding wheel can be divided into horizontal shaft grinding machines and vertical shaft grinding machines according to different shafts. In the production of precision mould parts, a precision surface grinding machine is needed, and when the existing surface grinding machine grinds precision parts, because a grinding wheel and the parts generate a large amount of heat when in friction and generate a large amount of fragments, the grinding precision of the grinding wheel to the parts can be reduced, in order to improve the grinding precision of the precision parts, the existing surface grinding machine usually adds grinding fluid between the grinding wheel and the precision parts, however, because the existing surface grinding machine has an imperfect recycling function of the grinding fluid, the waste of the grinding fluid is easy to cause, and dust and the fragments in the grinding fluid can not be effectively filtered, the grinding fluid is wasted, the due function can not be exerted, the existing surface grinding machine has a single function, the height can not be adjusted, the working efficiency is low, and the existing surface grinding machine does not have a damping function, after a long time of work, the vibrations cause looseness between the respective parts of the surface grinding machine, resulting in a reduction in the machining accuracy of the surface grinding machine, and thus improvements are necessary.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a can adjust the workstation height, have the recovery and filter the lapping liquid function and have shock-absorbing function's high-precision surface forming grinder.

The technical scheme of the utility model is realized like this: the utility model provides a high-accuracy flat forming grinder, includes the workstation, establish in the workstation below and the top be equipped with open-ended quick-witted case, set up the grinding device in the workstation top, the workstation below is provided with the circulating device who is used for retrieving and filters lapping liquid, its characterized in that: the circulating device comprises a recovery tank arranged at the bottom of the workbench, a return hole arranged on the workbench and a filter box arranged outside the machine box, wherein the bottom of the outer side wall of the recovery tank is communicated with a return pipe, one end of the return pipe, far away from the recovery tank, is communicated with one side of the top of the filter box, the outer wall of one side of the filter box, far away from the return pipe, is communicated with a liquid outlet pipe, the middle part of the liquid outlet pipe is connected with a return pump, one end of the liquid outlet pipe, far away from the filter box, extends to a position between the grinding device and the workbench, a dust filter screen is vertically arranged in the filter box and positioned between the return pipe and the liquid outlet pipe, the bottom of the inner side wall of the machine box is provided with a driving motor, the bottom of the inner side wall of the machine box, which is opposite to the driving motor, one end of the driving rod, far away from the, both ends have first screw thread and second screw thread respectively about the outer wall of transfer line, the top of first screw thread and second screw thread all articulates there is the connecting rod, the vertical slip of machine incasement lateral wall top is provided with the layer board, the one end that the transfer line was kept away from to the connecting rod is articulated with layer board bottom center, be provided with between layer board and the accumulator and be used for absorbing damping device.

By adopting the technical scheme, in daily use, a part to be processed is fixed on a workbench, a grinding device is started to grind the part, meanwhile, under the action of a reflux pump, grinding fluid in a filter box flows between the part and the grinding device through a liquid outlet pipe to cool the grinding device and the part, the flowing grinding fluid can also carry away dust and debris on the surface of the part ground by the grinding device so as to improve the precision of the grinding device on the surface of the part, the grinding fluid flowing from the surface of the part wraps the dust, the debris and the heat on the surface of the part, flows into a recovery tank through a reflux hole, flows into the filter box through a reflux pipe arranged on one side of the recovery tank, is filtered by a dust screen arranged in the filter box, the dust and the debris wrapped in the grinding fluid are blocked on one side in the filter box, and the filtered grinding fluid is under the action of the reflux pump, through going out the liquid pipe flow to the part surface, cool down and remove dust the part once more, when needing to adjust the workstation height, start driving motor, make the transfer line drive and set up first screw thread and second screw thread rotation at its surface, threaded connection is under the effect of first screw thread and second screw thread of rotation at both ends about the transfer line first thread cover and second thread cover, be close to or keep away from the direction removal of other side, when first thread cover and second thread cover are close to each other, the pin joint that drives the both ends of connecting rod and simultaneously around first thread cover and second thread cover top and some pin joint rotations in layer board bottom rotate, make the contained angle between two connecting rods reduce, promote the direction removal of layer board court keeping away from the dwang, thereby make the workstation rebound that sets up above the layer board, when first thread cover and second thread cover are kept away from each other, the both ends that drive the connecting rod simultaneously around the pin joint at first thread cover and second thread cover top and some rotations in layer board bottom Move, make the contained angle increase between two connecting rods, the layer board removes towards the direction that is close to the dwang to make the workstation downwardly moving who sets up in the layer board top, through such mode, reach the purpose of adjustment workstation height, the damping device who sets up between layer board and accumulator can play supporting workbench, and the effect of the vibrations that produces on the absorption workbench, compare with prior art, the utility model provides high practicality and the machining precision of equipment.

The utility model discloses further set up to: damping device includes a plurality of setting at the shock attenuation sleeve at layer board top, vertical slip is provided with the damping piece in the shock attenuation sleeve, damping piece top is connected with the shock attenuation pole, the shock attenuation pole is kept away from the one end of damping piece and is passed behind shock attenuation sleeve top inner wall with accumulator bottom fixed connection, the shock attenuation pole outside cover is equipped with damping spring, damping spring's top and bottom respectively with accumulator bottom and shock attenuation sleeve top outer wall butt.

By adopting the technical scheme, in daily use, when the grinding device operates, vibration generated when a part is ground is transmitted to the recovery groove through the workbench and transmitted to the shock-absorbing rod through the bottom of the recovery groove, so that the shock-absorbing rod drives the damping block arranged at the bottom of the shock-absorbing rod to slide in the shock-absorbing sleeve along the extension direction of the shock-absorbing sleeve, part of the vibration is absorbed through the friction between the damping block and the inner wall of the shock-absorbing sleeve in the sliding process, the shock-absorbing spring sleeved outside the shock-absorbing rod deforms when the shock-absorbing rod moves towards the direction of the shock-absorbing sleeve, and the vibration transmitted from the bottom of the recovery groove to the shock-absorbing spring is absorbed through deformation, so that the shock-absorbing effect is achieved, the phenomenon that the equipment is loosened under the influence of the shock for a long time and the running and processing precision of the equipment is reduced is avoided, compared with the prior art, the utility model provides the high operation and the machining precision of equipment.

The utility model discloses further set up to: the damping spring inner side wall top is provided with a plurality of spouts along the even interval of circumference, be provided with a plurality of sliders along the even interval of circumference on the lateral wall of layer board, the slider vertical slip is in the spout.

Through adopting above-mentioned technical scheme, in daily use, through the sliding connection of a plurality of sliders and a plurality of spouts, increased the area of contact of layer board lateral wall and quick-witted incasement wall, improved the layer board along the vertical stability when sliding of quick-witted incasement wall, through such mode, improved the practicality of equipment.

The utility model discloses further set up to: a plurality of damping holes are uniformly arranged on the damping block at intervals along the circumferential direction, and damping media are arranged in the damping sleeve.

Through adopting above-mentioned technical scheme, in daily use, the damping medium that sets up in shock attenuation sleeve can flow through from the damping hole that sets up on the damping piece when the damping piece slides along shock attenuation sleeve inner wall, plays the cushioning effect to the damping piece, through such mode, has improved the shock attenuation effect that the damping piece played when sliding in shock attenuation sleeve.

The utility model discloses further set up to: one end of the liquid outlet pipe, which is far away from the recycling tank, is communicated with the middle part of the outer side wall of the filter box.

By adopting the technical scheme, in daily use, grinding fluid flows to the other side of the bottom in the filter box after being filtered by the dust filter screen, remaining fine solid particles in the filter fluid are precipitated to the bottom in the filter box under the action of gravity, and the filter fluid which is filtered by the dust filter screen and naturally precipitated in the middle of the filter box can remove dust and cool the parts again through the liquid outlet pipe.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a schematic view of a part a of fig. 1.

The labels in the figures are:

1-workbench, 2-case, 3-grinding device, 4-recovery tank, 5-return hole, 6-filter box, 7-return pipe, 8-liquid outlet pipe, 9-return pump, 10-dust filter net, 11-driving motor, 12-transmission rod, 13-first thread, 14-second thread, 15-first thread sleeve, 16-second thread sleeve, 17-connecting rod, 18-supporting plate, 19-damping sleeve, 20-damping block, 21-damping rod, 22-damping spring, 23-sliding chute, 24-sliding block and 25-damping hole.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-2, the utility model discloses a high-accuracy surface forming grinder, including workstation 1, establish in workstation 1 below and the top is equipped with open-ended machine case 2, sets up grinding device 3 in workstation 1 top, workstation 1 below is provided with the circulating device who is used for retrieving and filters the lapping liquid the utility model discloses in the embodiment: the circulating device comprises a recovery tank 4 arranged at the bottom of a workbench 1, a return hole 5 arranged on the workbench 1 and a filter box 6 arranged outside a case 2, wherein the bottom of the outer side wall of the recovery tank 4 is communicated with a return pipe 7, one end of the return pipe 7 far away from the recovery tank 4 is communicated with one side of the top of the filter box 6, the outer wall of one side of the filter box 6 far away from the return pipe 7 is communicated with a liquid outlet pipe 8, the middle part of the liquid outlet pipe 8 is connected with a return pump 9, one end of the liquid outlet pipe 8 far away from the filter box 6 extends to a position between a grinding device 3 and the workbench 1, a dust filter screen 10 is vertically arranged in the filter box 6 and between the return pipe 7 and the liquid outlet pipe 8, a driving motor 11 is arranged at the bottom of the inner side wall of the case 2, the bottom of the inner side wall of the case 2 opposite to the driving motor 11 is rotatably connected with a transmission rod, the left and right sides of the outer wall of the transmission rod 12 are respectively provided with a first thread 13 and a second thread 14 opposite to the first thread 13, the left and right ends of the outer wall of the transmission rod 12 are respectively in threaded connection with a first thread bush 15 and a second thread bush 16, the tops of the first thread bush 15 and the second thread bush 16 are respectively hinged with a connecting rod 17, the top of the inner side wall of the case 2 is vertically provided with a supporting plate 18 in a sliding manner, one end, far away from the transmission rod 12, of the connecting rod 17 is hinged with the center of the bottom of the supporting plate 18, and a damping device for damping is arranged between the supporting plate 18 and the recovery tank.

By adopting the technical scheme, in daily use, a part to be processed is fixed on the workbench 1, the grinding device 3 is started to grind the part, meanwhile, under the action of the reflux pump 9, grinding fluid in the filter box 6 flows between the part and the grinding device 3 through the liquid outlet pipe 8, the grinding device 3 and the part are cooled, the flowing grinding fluid can also carry away dust and debris on the surface of the part ground by the grinding device 3 so as to improve the grinding precision of the part surface by the grinding device 3, the grinding fluid flowing from the surface of the part wraps up the dust, the debris and the surface heat of the part, flows into the recovery tank 4 through the reflux hole 5, flows into the filter box 6 through the reflux pipe 7 arranged on one side of the recovery tank 4, and is blocked on one side inside the filter box 6 after being filtered by the dust filtering net 10 arranged in the filter box 6, the filtered grinding fluid flows to the surface of the part through the liquid outlet pipe 8 under the action of the reflux pump 9, the part is cooled and dedusted again, when the height of the workbench 1 needs to be adjusted, the driving motor 11 is started, the driving rod 12 drives the first thread 13 and the second thread 14 arranged on the surface of the driving rod 12 to rotate, the first thread bush 15 and the second thread bush 16 which are in threaded connection with the left end and the right end of the driving rod 12 move in the direction of approaching or departing from each other under the action of rotating the first thread 13 and the second thread 14, when the first thread bush 15 and the second thread bush 16 approach each other, the two ends of the connecting rod 17 are driven to simultaneously rotate around the hinge point at the top of the first thread bush 15 and the second thread bush 16 and the hinge point at the bottom of the supporting plate 18, the included angle between the two connecting rods 17 is reduced, the supporting plate 18 is pushed to move in the direction of departing, so that the workbench 1 arranged above the rotating rod 18 moves upwards, when first thread bush 15 and second thread bush 16 kept away from each other, drive connecting rod 17's both ends simultaneously around the pin joint at first thread bush 15 and second thread bush 16 top and some pin joints in layer board 18 bottom rotate, make the contained angle increase between two connecting rods 17, layer board 18 moves towards the direction that is close to the dwang, thereby make the workstation 1 that sets up in layer board 18 top remove downwards, through such a mode, reach the purpose of adjustment workstation 1 height, the damping device who sets up between layer board 18 and accumulator 4 can play supporting workbench 1, and the effect of the vibrations that produces on the absorption workstation 1, compare with prior art, the utility model provides high practicality and the machining precision of equipment.

In the embodiment of the present invention: damping device includes a plurality of setting at the shock attenuation sleeve 19 at layer board 18 top, vertical slip is provided with damping piece 20 in the shock attenuation sleeve 19, damping piece 20 top is connected with shock attenuation pole 21, shock attenuation pole 21 is kept away from behind the one end of damping piece 20 pass shock attenuation sleeve 19 top inner wall with accumulator 4 bottom fixed connection, shock attenuation pole 21 outside cover is equipped with damping spring 22, damping spring 22's top and bottom respectively with accumulator 4 bottom and 19 top outer wall butts of shock attenuation sleeve.

By adopting the technical scheme, in daily use, when the grinding device 3 operates, vibration generated during grinding of parts is transmitted to the recovery groove 4 through the workbench 1 and transmitted to the shock absorption rod 21 through the bottom of the recovery groove 4, the shock absorption rod 21 drives the damping block 20 arranged at the bottom of the shock absorption rod 21 to slide in the shock absorption sleeve 19 along the extension direction of the shock absorption sleeve 19, in the sliding process, part of vibration is absorbed through friction between the damping block 20 and the inner wall of the shock absorption sleeve 19, the shock absorption spring 22 sleeved outside the shock absorption rod 21 deforms when the shock absorption rod 21 moves towards the direction of the shock absorption sleeve 19, and the vibration transmitted to the shock absorption spring 22 from the bottom of the recovery groove 4 is absorbed through deformation, so that the vibration absorption effect is achieved, and the equipment is prevented from loosening under the influence of vibration for a long time, and the phenomenon that leads to equipment operation and machining precision to descend takes place, compares with prior art, the utility model provides high operation and the machining precision of equipment.

In the embodiment of the present invention: the top of the inner side wall of the case 2 is provided with a plurality of sliding grooves 23 at even intervals along the circumferential direction, the side wall of the supporting plate 18 is provided with a plurality of sliding blocks 24 at even intervals along the circumferential direction, and the sliding blocks 24 vertically slide in the sliding grooves 23.

Through adopting above-mentioned technical scheme, in daily use, through the sliding connection of a plurality of sliders 24 and a plurality of spout 23, increased the area of contact of layer board 18 lateral wall and quick-witted case 2 inside wall, improved the stability of layer board 18 when following quick-witted case 2 inner wall vertical slip, through such mode, improved the practicality of equipment.

In the embodiment of the present invention: a plurality of damping holes 25 are uniformly arranged on the damping block 20 at intervals along the circumferential direction, and damping media are arranged in the damping sleeve 19.

By adopting the technical scheme, in daily use, when the damping block 20 slides along the inner wall of the damping sleeve 19, the damping medium arranged in the damping sleeve 19 can flow through the damping hole 25 arranged on the damping block 20 to buffer the damping block 20, and the damping effect of the damping block 20 when sliding in the damping sleeve 19 is improved in such a way.

In the embodiment of the present invention: and one end of the liquid outlet pipe 8, which is far away from the recovery tank 4, is communicated with the middle part of the outer side wall of the filter box 6.

By adopting the technical scheme, in daily use, after being filtered by the dust filter screen 10, the grinding fluid flows to the other side of the bottom in the filter box 6, residual fine solid particles in the filter fluid are precipitated to the bottom in the filter box 6 under the action of gravity, and the filter fluid which is filtered by the dust filter screen 10 and naturally precipitated in the middle of the filter box 6 can be used for carrying out dust removal and cooling treatment on parts again through the liquid outlet pipe 8.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (5)

1. The utility model provides a high-accuracy flat forming grinder, includes workstation (1), establishes in workstation (1) below and the top is equipped with open-ended quick-witted case (2), sets up grinding device (3) in workstation (1) top, workstation (1) below is provided with the circulating device who is used for retrieving and filters lapping liquid, its characterized in that: the circulating device comprises a recovery tank (4) arranged at the bottom of the workbench (1), a return hole (5) arranged on the workbench (1) and a filter box (6) arranged outside the case (2), wherein the bottom of the outer side wall of the recovery tank (4) is communicated with a return pipe (7), one end, away from the recovery tank (4), of the return pipe (7 is communicated with one side of the top of the filter box (6), the outer wall of one side, away from the return pipe (7), of the filter box (6) is communicated with a liquid outlet pipe (8), the middle part of the liquid outlet pipe (8) is connected with a return pump (9), one end, away from the filter box (6), of the liquid outlet pipe (8) extends to a position between the grinding device (3) and the workbench (1), a dust filter screen (10) is vertically arranged in the filter box (6) and positioned between the return pipe (7) and the liquid outlet pipe (8), and the bottom of the inner side wall of the case (2, the bottom of the inner side wall of the case (2) opposite to the driving motor (11) is rotatably connected with a transmission rod (12), one end of the transmission rod (12) far away from the inner side wall of the case (2) is in transmission connection with the output end of the driving motor (11), the left side and the right side of the outer wall of the transmission rod (12) are respectively provided with a first thread (13) and a second thread (14) opposite to the first thread (13), the left end and the right end of the outer wall of the transmission rod (12) are respectively in threaded connection with a first threaded sleeve (15) and a second threaded sleeve (16), the tops of the first threaded sleeve (15) and the second threaded sleeve (16) are hinged with a connecting rod (17), the top of the inner side wall of the case (2) is vertically provided with a supporting plate (18) in a sliding way, one end of the connecting rod (17) far away from the transmission rod (12) is hinged with the center of the bottom of the supporting plate (18), and a damping device for damping is arranged between the supporting plate (18) and the recovery tank (4).

2. A high-precision surface profile grinding machine as claimed in claim 1, wherein: damping device includes a plurality of shock attenuation sleeve (19) that set up at layer board (18) top, vertical slip is provided with damping piece (20) in shock attenuation sleeve (19), damping piece (20) top is connected with shock-absorbing rod (21), shock-absorbing rod (21) keep away from damping piece (20) one end pass behind shock attenuation sleeve (19) top inner wall with accumulator (4) bottom fixed connection, shock-absorbing rod (21) outside cover is equipped with damping spring (22), damping spring (22) top and bottom respectively with accumulator (4) bottom and shock attenuation sleeve (19) top outer wall butt.

3. A high-precision surface profile grinding machine as claimed in claim 2, wherein: a plurality of sliding grooves (23) are formed in the top of the inner side wall of the case (2) at intervals along the circumferential direction, a plurality of sliding blocks (24) are arranged on the side wall of the supporting plate (18) at intervals along the circumferential direction, and the sliding blocks (24) vertically slide in the sliding grooves (23).

4. A high-precision surface profile grinding machine as claimed in claim 3, wherein: a plurality of damping holes (25) are uniformly arranged on the damping block (20) at intervals along the circumferential direction, and damping media are arranged in the damping sleeve (19).

5. The high-precision surface profile grinding machine according to claim 4, wherein: one end of the liquid outlet pipe (8) far away from the recovery tank (4) is communicated with the middle part of the outer side wall of the filter box (6).

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