CN223790186U - A centrifugal grinding machine for quick clamping of parts - Google Patents

Abstract

The utility model discloses a centrifugal grinding machine for rapidly clamping parts, which comprises a grinding machine body, a protective top cover hinged to the rear of the grinding machine body, and further comprises a positioning mechanism arranged in the grinding machine body, wherein the positioning mechanism comprises a bearing chassis, a bearing bracket is fixedly arranged on the top surface of the bearing chassis, clamping bases are equidistantly arranged on the top surface of the bearing bracket, a regrinding mechanism is arranged in the grinding machine body, the regrinding mechanism comprises an aggregate box body, and the left side and the right side of the bottom surface of the aggregate box body are all connected with the inner ends of aggregate guide pipes in a penetrating mode. The centrifugal grinder with the parts clamped fast is characterized in that the clamping base and the positioning vertical frame are arranged above the bearing chassis at equal angles to limit and lock the parts, meanwhile, the filter material frame drives the rotating grinding materials to enter the collecting box body, negative pressure enters the circulating guide pipe and is thrown into the grinder body again, and the effect of circulating feeding grinding and polishing is achieved.

Description

Centrifugal grinder for fast clamping parts

Technical Field

The utility model relates to the technical field of centrifugal grinding machines, in particular to a centrifugal grinding machine for rapidly clamping parts.

Background

The centrifugal grinder is an efficient grinding and polishing device, samples are ground or polished through grinding media in a centrifugal cylinder (or a centrifugal disc) rotating at a high speed, parts to be ground are positioned and installed in the centrifugal cylinder, and contact friction is carried out on the fixed parts by grinding materials rotating at the high speed, so that the outer surfaces of the parts are ground and polished at a high efficiency. ‌ A

The utility model with the publication number of CN205290674U discloses a high-precision prism centrifugal polishing clamp which is simple and practical in structure, has good stability, lays a good foundation for prism polishing, can process a plurality of prisms at one time, can change the shape of the prisms at different times, and can help a user to control the angle change and the surface shape change of the prisms by adjusting the positions of the prism discs in a positioning cavity so as to greatly improve the production efficiency.

However, the centrifugal grinding polisher capable of positioning and clamping has the following problems that although parts are clamped and ground through a plurality of stations, the clamping mechanism drives the parts to rotate, the stability of the parts with different specifications and shapes cannot be guaranteed when the parts rotate, the parts are easy to fall off after being contacted with grinding materials, and meanwhile the grinding materials cannot be contacted with the parts continuously after being centrifugally rotated, so that the processing efficiency of grinding and polishing is affected.

So we propose a centrifugal grinder with fast clamping of the parts in order to solve the problems presented in the above.

Disclosure of utility model

The utility model aims to provide a centrifugal grinder for rapidly clamping parts, which aims to solve the problems that the existing centrifugal grinder clamps and grinds the parts through a plurality of stations, but the clamping mechanisms drive the parts to rotate, the parts with different specifications and shapes cannot guarantee stability when rotating, the parts are easy to fall off after being contacted with grinding materials, and meanwhile, the grinding materials cannot be continuously contacted with the parts after centrifugal rotation, so that the grinding and polishing processing efficiency is affected.

In order to achieve the purpose, the utility model provides the following technical scheme that the centrifugal grinding machine for quickly clamping parts comprises a grinding machine body, a protective top cover hinged to the rear of the grinding machine body, and further comprises:

the grinding machine comprises a grinding machine body, wherein a positioning mechanism is arranged in the grinding machine body and comprises a bearing chassis, a bearing bracket is fixedly arranged on the top surface of the bearing chassis, and clamping bases are equidistantly arranged on the top surface of the bearing bracket;

The inside of grinding machine body is provided with the mechanism of regrinding, and the mechanism of regrinding contains the box body that gathers materials, and the bottom surface left and right sides of box body that gathers materials all link up in the inner of gathering materials pipe.

Preferably, the bearing chassis that positioning mechanism contained is fixed mounting in the inside of grinding machine body, and bears the outer end rotation of chassis and be provided with the filter material frame to the outside equiangular division of filter material frame has seted up the filter material slotted hole.

Preferably, the positioning mechanism comprises a positioning stand, the bottom end of the positioning stand penetrates through the inside of the clamping base in a sliding mode, the positioning stands inside the clamping base are connected with each other through abutting springs, and the positioning stands which are symmetrically arranged are used for clamping and positioning parts to be ground.

Preferably, the positioning mechanism comprises a driving gear, the driving gear is rotatably arranged at the center of the bottom surface inside the grinder body through a bearing, a transmission gear is connected to the outer side of the driving gear in a meshed mode, and the transmission gear is rotatably arranged on the outer side of the bottom surface inside the grinder body through the bearing.

Preferably, the positioning mechanism comprises a driving toothed ring, the driving toothed ring is fixedly arranged on the bottom surface of the filter material frame, the driving toothed ring is meshed and connected to the outer side of the transmission gear, and the driving toothed ring is used for driving the filter material frame and the grinding materials in the filter material frame to rotate.

Preferably, the re-grinding mechanism comprises a stirring bracket fixedly arranged on the outer side of the bottom surface of the filter material frame, the outer end of the stirring bracket is attached to and slides on the bottom surface of the collecting box body, and the stirring bracket is used for conveying the discharged grinding materials to a collecting guide pipe outside the collecting box body.

Preferably, the regrinding mechanism comprises a circulating conduit, the bottom end of the circulating conduit is rotationally and penetratingly connected to the outer end of the collecting conduit, the top end of the circulating conduit is elastically and slidably provided with a butt joint sleeve, the bottom end of the butt joint sleeve is detachably inserted into the protective top cover, and meanwhile, the circulating conduit and the butt joint sleeve are used for putting grinding materials into the filter material frame again to contact and grind parts.

Compared with the prior art, the centrifugal grinder for rapidly clamping the parts has the beneficial effects that the clamping base and the positioning stand which are arranged above the bearing chassis at equal angles are used for limiting and locking the parts, meanwhile, the filter material frame drives the rotating grinding materials to enter the collecting box body, the negative pressure enters the circulating guide pipe and is thrown into the grinder body again, so that the effect of circularly feeding, grinding and polishing is achieved, and the centrifugal grinder comprises the following concrete contents:

1. The positioning vertical frames symmetrically sliding inside the clamping base are pulled outwards, parts are placed between the positioning vertical frames at two sides, and the positioning vertical frames slide inwards through shrinkage of the abutting springs so as to be clamped outside the parts to realize positioning locking, and loosening is prevented in the subsequent grinding and polishing process.

The rotary driving gear drives the transmission gear in meshed connection, and the transmission gear synchronously rotates the driving toothed ring in meshed connection with the outer wall and the filter material frame, so that the grinding materials filled in the filter material frame are contacted with the parts fixedly clamped after rotating, and are ground and polished.

2. The filter material frame drives the stirring support to synchronously rotate so that the stirring support stirs and collects materials in the aggregate box body, the materials enter an aggregate guide pipe in a negative pressure state, and meanwhile, the aggregate guide pipe conveys the grinding materials to the inside of the grinding machine body again through a circulating guide pipe and a butt joint sleeve which are connected in a penetrating way, so that the effect of circulating feeding, grinding and polishing is achieved.

Drawings

FIG. 1 is a schematic view of the overall three-dimensional structure of the present utility model;

FIG. 2 is a schematic view of the mounting structure of the docking sleeve and the protective top cover of the present utility model;

FIG. 3 is a schematic view of a filter frame mounting structure of the present utility model;

FIG. 4 is a schematic view of the mounting structure of the kick-out stand of the present utility model;

FIG. 5 is a schematic view of the meshing structure of the transmission gear and the driving ring gear of the present utility model;

FIG. 6 is a schematic view of a mounting structure of a clamping base of the present utility model;

FIG. 7 is a schematic view of the three-dimensional structure of the positioning stand of the present utility model.

In the figure, 1, a grinder body; 2, a protective top cover, 3, a bearing chassis, 4, a bearing bracket, 5, a clamping base, 6, a collecting box body, 7, a collecting guide pipe, 8, a filter material frame, 9, a filter material slot hole, 10, a positioning vertical frame, 11, a collision spring, 12, a driving gear, 13, a transmission gear, 14, a driving toothed ring, 15, a material stirring bracket, 16, a circulating guide pipe, 17 and a butt joint sleeve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-7, the present utility model provides the following technical solutions:

In order to solve the problems of the conventional clamping centrifugal grinding machine in the practical use process, the embodiment adopts the following technical scheme that the centrifugal grinding machine comprises a grinding machine body 1 and a protective top cover 2 hinged to the rear of the grinding machine body 1, wherein a positioning mechanism is arranged in the grinding machine body 1 and comprises a bearing chassis 3, the top surface of the bearing chassis 3 is fixedly provided with a bearing bracket 4, the top surface of the bearing bracket 4 is equidistantly provided with a clamping base 5, the positioning mechanism comprises a positioning stand 10, the bottom end of the positioning stand 10 penetrates through the inside of the clamping base 5 in a sliding manner, the positioning stands 10 in the clamping base 5 are connected with each other through a supporting spring 11, and the symmetrically arranged positioning stands 10 are used for clamping and positioning a part to be ground.

As shown in fig. 6 to 7, when the part is required to be ground and polished, the positioning uprights 10 symmetrically sliding inside the clamping base 5 are pulled outwards manually, the part is placed between the positioning uprights 10 on two sides, and the positioning uprights 10 slide inwards through contraction of the abutting springs 11, so that the part is clamped outside to realize positioning locking, and loosening in the subsequent grinding and polishing process is prevented.

The positioning mechanism comprises a bearing chassis 3 fixedly arranged in the grinder body 1, a filter material frame 8 is rotatably arranged at the outer end of the bearing chassis 3, filter material slots 9 are formed in the outer side of the filter material frame 8 at equal angles, the positioning mechanism comprises a driving gear 12, the driving gear 12 is rotatably arranged at the center of the bottom surface in the grinder body 1 through a bearing, a transmission gear 13 is connected with the outer side of the driving gear 12 in a meshed mode, the transmission gear 13 is rotatably arranged at the outer side of the bottom surface in the grinder body 1 through a bearing, the positioning mechanism comprises a driving toothed ring 14, the driving toothed ring 14 is fixedly arranged on the bottom surface of the filter material frame 8, the driving toothed ring 14 is connected to the outer side of the transmission gear 13 in a meshed mode, and the driving toothed ring 14 is used for driving the filter material frame 8 and grinding materials in the filter material frame to rotate.

As shown in fig. 4-5, the motor fixedly installed in the grinder body 1 drives the driving gear 12 to rotate, then the driving gear 12 drives the transmission gear 13 in meshed connection to rotate, and the transmission gear 13 synchronously rotates the driving toothed ring 14 in meshed connection with the outer wall and the filter material frame 8, so that the grinding materials filled in the filter material frame 8 contact with the parts fixedly clamped after rotating and are ground and polished.

Further, the rotating filter material frame 8 drives the grinding materials and the parts to contact each other, and after part of the grinding materials under centrifugal force are attached to the inner wall of the filter material frame 8, the grinding materials are discharged through the filter material slot holes 9 formed in the filter material frame 8, and then are stored and collected through the collecting box body 6.

In order to solve the problems of the conventional clamping centrifugal grinder in the practical use process, the embodiment adopts the following technical scheme that a regrinding mechanism is arranged in a grinder body 1, the regrinding mechanism comprises an aggregate box body 6, the left side and the right side of the bottom surface of the aggregate box body 6 are all connected in a penetrating manner in an aggregate guide pipe 7, the regrinding mechanism comprises a stirring bracket 15, the stirring bracket 15 is fixedly arranged on the outer side of the bottom surface of a filter material frame 8, the outer end of the stirring bracket 15 is attached to the bottom surface of the aggregate box body 6 and slides in a laminating manner, the stirring bracket 15 is used for conveying out grinding materials into the aggregate guide pipe 7 outside the aggregate box body 6, the regrinding mechanism comprises a circulating guide pipe 16, the bottom end of the circulating guide pipe 16 is rotatably connected to the outer end of the aggregate guide pipe 7, the top end of the circulating guide pipe 16 is elastically and slidably provided with a butt sleeve 17, the bottom end of the butt sleeve 17 is detachably inserted in the inside a protective top cover 2, and meanwhile, the circulating guide pipe 16 and the butt sleeve 17 are used for putting the grinding materials into the inside the frame 8 again for contact with parts for grinding.

As shown in fig. 2-4, the aggregate box 6 stores the thrown out grinding materials, and meanwhile, the filter material frame 8 drives the stirring support 15 outside the bottom surface to synchronously rotate, so that the stirring support 15 stirs and collects the materials inside the aggregate box 6, and the materials enter the aggregate guide pipe 7 in a negative pressure state, and meanwhile, the aggregate guide pipe 7 conveys the grinding materials to the inside of the grinding machine body 1 again through the circulating guide pipe 16 and the butt joint sleeve 17 which are connected in a penetrating way, so that the effect of circularly feeding, grinding and polishing is achieved.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (7)

1. The centrifugal grinding machine comprises a grinding machine body (1) and a protective top cover (2) which is hinged to the rear of the grinding machine body (1);

Characterized by further comprising:

The grinding machine comprises a grinding machine body (1), wherein a positioning mechanism is arranged in the grinding machine body (1), the positioning mechanism comprises a bearing chassis (3), a bearing bracket (4) is fixedly arranged on the top surface of the bearing chassis (3), and clamping bases (5) are equidistantly arranged on the top surface of the bearing bracket (4);

The grinding machine is characterized in that a regrinding mechanism is arranged in the grinding machine body (1), the regrinding mechanism comprises an aggregate box body (6), and the left side and the right side of the bottom surface of the aggregate box body (6) are all connected with the inner end of an aggregate guide pipe (7) in a penetrating mode.

2. The centrifugal grinding machine for rapidly clamping parts according to claim 1, wherein the positioning mechanism comprises a bearing chassis (3) fixedly arranged in the grinding machine body (1), a filter material frame (8) is rotatably arranged at the outer end of the bearing chassis (3), and filter material slots (9) are formed in the outer part of the filter material frame (8) at equal angles.

3. The centrifugal grinding machine for rapidly clamping parts according to claim 2, wherein the positioning mechanism comprises positioning uprights (10), the bottom ends of the positioning uprights (10) penetrate through the clamping base (5) in a sliding mode, the positioning uprights (10) in the clamping base (5) are connected with each other through abutting springs (11), and the symmetrically arranged positioning uprights (10) are used for clamping and positioning the parts to be ground.

4. The centrifugal grinding machine for rapidly clamping parts according to claim 1, wherein the positioning mechanism comprises a driving gear (12), the driving gear (12) is rotatably arranged at the center of the bottom surface inside the grinding machine body (1) through a bearing, the driving gear (12) is in meshed connection with a transmission gear (13) on the outer side, and the transmission gear (13) is rotatably arranged on the outer side of the bottom surface inside the grinding machine body (1) through a bearing.

5. The centrifugal grinding machine for rapidly clamping parts according to claim 4, wherein the positioning mechanism comprises a driving toothed ring (14), the driving toothed ring (14) is fixedly arranged on the bottom surface of the filter material frame (8), the driving toothed ring (14) is connected to the outer side of the transmission gear (13) in a meshed manner, and the driving toothed ring (14) is used for driving the filter material frame (8) and grinding materials in the filter material frame to rotate.

6. The centrifugal grinding machine for rapidly clamping parts according to claim 1, wherein the re-grinding mechanism comprises a stirring support (15), the stirring support (15) is fixedly arranged on the outer side of the bottom surface of the filter material frame (8), the outer end of the stirring support (15) is attached to the bottom surface of the collecting box body (6) in a sliding mode, and the stirring support (15) is used for conveying out grinding materials to the collecting guide pipe (7) outside the collecting box body (6).

7. The centrifugal grinding machine for rapidly clamping parts according to claim 6, wherein the re-grinding mechanism comprises a circulating guide pipe (16), the bottom end of the circulating guide pipe (16) is rotatably and through-connected to the outer end of the collecting guide pipe (7), the top end of the circulating guide pipe (16) is elastically and slidably provided with a butt joint sleeve (17), the bottom end of the butt joint sleeve (17) is detachably inserted into the protective top cover (2), and the circulating guide pipe (16) and the butt joint sleeve (17) are used for re-throwing grinding materials into the filter material frame (8) to contact and grind the parts.