CN220074272U - Polishing device - Google Patents

Abstract

The utility model relates to a grinding device, comprising: a mounting bracket assembly; the driving assembly is arranged on the mounting frame assembly; the adsorption component is arranged on the driving component, and the product is adsorbed on the adsorption component; the polishing assembly is arranged on the mounting frame assembly, and the adsorption assembly and the polishing assembly can move relatively to polish a product. The technical scheme of the utility model effectively solves the problem that the product precision is affected due to operation when the polishing device in the prior art polishes.

Description

Polishing device

Technical Field

The utility model relates to the technical field of polishing, in particular to a polishing device.

Background

Currently, precision planar polishing equipment for optical glass, window glass, ceramics, sapphire, electron optical materials, and brittle materials is used. When the product is polished, the product needs to be manually fed and discharged, and the mounting and dismantling operations are time-consuming and labor-consuming, and the product has high precision and can influence the product precision when being manually operated.

Disclosure of Invention

The utility model provides a polishing device which is used for solving the problem that the efficiency is affected due to time and labor waste of manual operation when the polishing device in the prior art is used for polishing.

The present utility model provides a polishing apparatus for solving the above problems, comprising: a mounting bracket assembly; the driving assembly is arranged on the mounting frame assembly; the adsorption component is arranged on the driving component, and the product is adsorbed on the adsorption component; the polishing assembly is arranged on the mounting frame assembly, and the adsorption assembly and the polishing assembly can move relatively to polish a product.

Further, the adsorption component comprises a sucker and a lifting structure, the first end of the lifting structure is fixedly arranged on the driving component, and the second end of the lifting structure is fixedly connected with the sucker.

Further, the drive assembly includes the driving piece, and the output shaft of driving piece has the leading truck, and elevation structure includes riser and fixing base, and the riser is fixed on the leading truck and links to each other with the fixing base, and the sucking disc is installed on the fixing base.

Further, the adsorption assembly further comprises a pivot shaft and an external gear, the installation frame assembly comprises an installation frame and an internal gear, the internal gear is fixed on the installation frame, the pivot shaft is rotatably installed on the fixing seat, the external gear is fixedly installed on the pivot shaft, and the external gear is located in the internal gear and meshed with the internal gear.

Further, the adsorption component further comprises a self-aligning bearing, an inner ring of the self-aligning bearing is fixed on the pivot shaft, and an outer ring of the self-aligning bearing is connected with the sucker.

Further, the polishing device further comprises a horizontal moving assembly, the horizontal moving assembly is fixed on the mounting frame assembly, and the driving assembly is mounted on the horizontal moving assembly.

Further, the adsorption component is a plurality of, and a plurality of adsorption components are located the circumference outside of drive assembly.

Further, the polishing assembly comprises a plurality of polishing disc structures, and the plurality of polishing disc structures are all arranged on the mounting frame assembly.

Further, the polishing precision of each polishing disc structure is different.

Further, each polishing disc structure comprises a polishing disc, the same adsorption component comprises a plurality of suckers, and orthographic projection of the adsorption component on the polishing disc is smaller than the area of the polishing disc.

Compared with the prior art, the technical scheme provided by the embodiment of the utility model has the following advantages:

according to the technical scheme, the product is adsorbed on the adsorption component by the adsorption component, and the product is polished by the polishing component through the relative movement of the adsorption component and the polishing component. The product is easily fixed on the adsorption component by the adsorption component, and is easily taken down from the adsorption component. The technical scheme of the utility model effectively solves the problem that the efficiency is affected due to time and labor waste of manual operation when the polishing device in the prior art polishes.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the utility model and together with the description, serve to explain the principles of the utility model.

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, and it will be obvious to a person skilled in the art that other drawings can be obtained from these drawings without inventive effort.

FIG. 1 is a schematic view showing an internal perspective structure of a polishing apparatus according to an embodiment of the present utility model;

FIG. 2 shows a schematic front view of the polishing apparatus of FIG. 1;

FIG. 3 shows a schematic perspective view of a drive assembly and a suction assembly of the grinding apparatus of FIG. 1;

FIG. 4 shows a schematic front view of the drive assembly and suction assembly of FIG. 3;

FIG. 5 shows a schematic A-A cross-sectional view of the drive assembly and the suction assembly of FIG. 4;

FIG. 6 shows a schematic B-B cross-sectional view of the drive assembly and the suction assembly of FIG. 4;

FIG. 7 shows a schematic bottom view of the drive assembly and suction assembly of FIG. 4;

FIG. 8 shows a schematic perspective view of the adsorbent assembly of FIG. 1;

FIG. 9 shows a schematic cross-sectional view of the adsorption assembly of FIG. 8;

fig. 10 shows a schematic perspective view of the drive assembly and the suction assembly of fig. 1.

The above figures contain the following reference numerals:

10. a mounting bracket assembly; 11. a mounting frame; 12. an internal gear; 20. a drive assembly; 21. a guide frame; 30. an adsorption assembly; 31. a suction cup; 311. a product mounting groove; 32. a lifting structure; 321. a lifter; 322. a fixing seat; 33. a pivot shaft; 34. an external gear; 40. a polishing assembly; 41. a first abrasive disc structure; 42. a second sanding disc structure; 50. and a horizontal movement assembly.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present 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.

As shown in fig. 1 to 10, the polishing apparatus of the present embodiment includes: a mounting bracket assembly 10, a drive assembly 20, an adsorption assembly 30, and a sanding assembly 40. The drive assembly 20 is mounted on the mounting assembly 10. The adsorption assembly 30 is disposed on the driving assembly 20, and the product is adsorbed on the adsorption assembly 30. The polishing assembly 40 is disposed on the mounting frame assembly 10, and the suction assembly 30 and the polishing assembly 40 are relatively movable to polish the product.

According to the technical scheme of the embodiment, the product is adsorbed on the adsorption component 30 by the adsorption component 30, and the product is polished by the polishing component 40 through the relative movement of the adsorption component 30 and the polishing component 40. The product is easily fixed on the adsorption assembly 30 and easily removed from the adsorption assembly 30 by the adsorption assembly 30 to adsorb the product. The technical scheme of the embodiment effectively solves the problem that the efficiency is affected due to time and labor waste of manual operation when the polishing device in the prior art polishes.

In the technical solution of this embodiment, the suction assembly 30 includes a suction cup 31 and a lifting structure 32, a first end of the lifting structure 32 is fixedly mounted on the driving assembly 20, and a second end of the lifting structure 32 is fixedly connected with the suction cup 31. The provision of the lifting structure 32 facilitates automated loading and unloading (mounting and removal of the product). Specifically, when the product needs to be installed or removed, the suction cup 31 is lifted by the lifting structure 32, and at this time, the distance between the suction cup 31 and the polishing assembly 40 is larger, so that the automatic loading and unloading (product assembling and disassembling) can be performed by the mechanical arm. It is also possible that the lifting structure 32 is indirectly mounted on the mounting frame assembly 10. The suction cups 31 have a product mounting groove 311 on a side facing the grinding assembly 40, the product mounting groove 311 being less than the thickness of the product, and two product mounting grooves 311 being provided on each suction cup 31, thus greatly improving the grinding efficiency.

In the technical solution of the present embodiment, the driving assembly 20 includes a driving member, which may be a main motor. The output shaft of main motor has leading truck 21, and elevation structure 32 includes riser 321 and fixing base 322, and riser 321 is fixed on leading truck 21 and is linked to each other with fixing base 322, and sucking disc 31 installs on fixing base 322, still is provided with slide rail and slider between fixing base 322 and the leading truck 21 and leads. The output shaft of the main motor rotates, the central shaft is driven by a belt to rotate, the central shaft drives the suckers 31 to rotate around the central shaft, three suckers 31 in the embodiment are arranged, the upper parts of the three suckers 31 are all provided with transmission gears (external gears 34), and the upper part of the central shaft is provided with a slip ring, so that the air pipes of the suckers 31 are prevented from being wound together. The guide frame 21 is fixedly connected with the output shaft of the main motor, the rotation of the guide frame 21 is synchronous with the rotation of the sucker 31 around the output shaft of the main motor, and the lifter 321 drives the sucker 31 to move relative to the guide frame 21 only along the axial direction of the output shaft of the main motor. The lifter 321 includes a cylinder fixed to the guide frame 21 and a cylinder rod connected to the fixing base 322. The pivot shaft 33 is rotatably mounted on the fixed base 322.

In the technical solution of the present embodiment, the adsorption assembly 30 further includes a pivot shaft 33 and an external gear 34, the mounting frame assembly 10 includes a mounting frame 11 and an internal gear 12, the internal gear 12 is fixed on the mounting frame 11, the pivot shaft 33 is rotatably mounted on the fixing base, the external gear 34 is fixedly mounted on the pivot shaft 33, and the external gear 34 is located inside the internal gear 12 and meshed with the internal gear 12. The arrangement of the pivot shaft 33 can realize that the suction cup 31 rotates while revolving around the output shaft of the main motor, and it is noted that the connection position of the pivot shaft 33 and the suction cup 31 is the central shaft of the suction cup 31, and a bearing is arranged between the pivot shaft 33 and the fixing seat 322, so that friction force can be reduced.

The inner gear 12 and the outer gear 34 are matched to realize simultaneous rotation and revolution of the suction disc 31, so that the polishing or polishing precision of the product is higher, and the polished grains are more uniform.

In the technical solution of the present embodiment, the adsorption assembly 30 further includes a self-aligning bearing, an inner ring of which is fixed on the pivot shaft 33, and an outer ring of which is connected to the suction cup 31. When the position of the suction cup 31 needs to be adjusted, the aligning bearing can realize the adjustment of the position of the suction cup 31. The sucking disc 31 includes sucking disc mount pad and sucking disc main part, and the sucking disc main part is installed in the sucking disc mount pad, and the sucking disc mount pad passes through the fastener with the outer lane of aligning bearing and links to each other.

As shown in fig. 1, in the technical solution of the present embodiment, the polishing apparatus further includes a horizontal moving assembly 50, the horizontal moving assembly 50 is fixed on the mounting frame assembly 10, and the driving assembly 20 is mounted on the horizontal moving assembly 50. The horizontal movement assembly 50 is arranged to position the product and the polishing assembly 40, and to move the product horizontally during polishing, so that polishing precision of the product is further ensured.

As shown in fig. 10, in the technical solution of the present embodiment, there are a plurality of adsorption assemblies 30, and the plurality of adsorption assemblies 30 are located at the circumferential outer side of the driving assembly 20. The structure further improves polishing efficiency. Specifically, in the technical solution of the present embodiment, the number of the adsorption assemblies 30 is three, and the three adsorption assemblies are uniformly arranged on the circumferential outer side of the main motor.

As shown in fig. 1, in the technical solution of the present embodiment, the polishing assembly 40 includes a plurality of polishing disc structures, and the plurality of polishing disc structures are all disposed on the mounting frame assembly 10. The polishing precision of each polishing disc structure is different. Specifically, the sharpening assembly 40 includes a first sharpening disk structure 41 and a second sharpening disk structure 42, the first sharpening disk structure 41 and the second sharpening disk structure 42 being disposed adjacent to the mounting frame assembly 10. Be provided with two polishing disc structures on same grinding device and satisfied the diversified demand of product polishing.

As shown in fig. 1, in the technical solution of the present embodiment, the polishing precision of the first polishing disc structure 41 is greater than the polishing precision of the second polishing disc structure 42. Thus, the same polishing device can be realized, and the requirements of two different accuracies can be polished. For example, the second polishing disc structure 42 is rough polishing, the first polishing disc structure 41 is precise polishing, and it should be noted that one or more first polishing disc structures 41 and one or more second polishing disc structures 42 are provided.

As shown in fig. 1, in the technical solution of this embodiment, the first polishing disc structure 41 includes a first polishing disc, the second polishing disc structure 42 includes a second polishing disc, the same adsorption assembly 30 includes a plurality of suction discs 31, the orthographic projection of the adsorption assembly 30 on the first polishing disc is smaller than the area of the first polishing disc, and the orthographic projection of the adsorption assembly 30 on the second polishing disc is smaller than the area of the second polishing disc. The structure ensures that one polishing disc can meet the requirements of a plurality of suckers simultaneously, improves the polishing efficiency and improves the polishing consistency of products.

The first grinding disc is installed on the output shaft of the first grinding motor, the first grinding motor is installed on the installation frame assembly 10, the second grinding disc is installed on the output shaft of the second grinding motor, and the second grinding motor is installed on the installation frame assembly 10. Thus the first 41 and second 42 sanding disc structures may be independently controlled. The polishing of the present utility model is a broad polishing, and the polishing may be polishing.

According to the single-sided grinding machine (grinding device), 2 independent lower grinding discs are adopted, the problems of processing of grinding materials (coarse grinding materials and fine grinding materials) in various processes are solved, the pressure of 3 independent upper grinding discs (the adsorption component 30) is controllable, and the adsorption component 30 adsorbs products in a negative pressure adsorption mode, so that the single-sided grinding machine has the advantages of easiness in control, convenience in assembly and disassembly, difficulty in damaging the products and the like. The servo motor is adopted for transmission, so that the product can be processed and revolved, rotated and precisely positioned after being processed.

The utility model solves the following technical problems:

realize accurate location, reach the requirement for automatic unloading. Different procedures are completed (rough grinding and fine grinding) in the equipment, so that the turnover times in product processing are effectively solved, and the processing efficiency is improved. The single-sided grinding process is realized to reach the um-level machining precision (precision of fine grinding materials).

The utility model has the advantages that:

1. realizes the accurate positioning of +/-0.1 mm (the precision of a servo motor) and meets the requirement for automatic feeding and discharging.

2. Different procedures are completed in the equipment, so that the turnover times in product processing are effectively solved, and the processing efficiency is improved.

3. The polishing device is used for polishing the precise plane of optical glass, window glass, ceramic, sapphire, electron optical material and brittle material, and the single-sided polishing process achieves um-level processing precision.

4. The processed product has uniform texture.

The single-sided grinding machine adopts 2 independent lower grinding discs, namely a coarse grinding lower grinding disc (a second grinding disc structure 42) and a fine grinding lower grinding disc (a first grinding disc structure 41), solves the problem of grinding material processing in various processes, the upper grinding disc (an adsorption component 30) is independently controlled by 3 sucking discs 31 through an independently arranged negative pressure suction structure, and the product processing revolution and autorotation and accurate positioning after processing can be realized by adopting a structure that a servo motor is mutually matched with a gear. The servo motor (main motor) and the speed reducer drive the upper grinding rotating shaft/main shaft to rotate through belt transmission, then drive 3 floating grinding heads (suckers) to realize revolution, meanwhile, a large gear (an internal gear) in the upper grinding heads is fixed and fixed on a connecting rod, the connecting rod is fixed on a mounting frame assembly 10 (direct connection or indirect connection through other parts are all possible), the upper grinding head main shaft drives 3 floating grinding heads to revolve in the process of meshing with the large gear, because the large gear is fixed, the pinion can form relative motion to rotate and drive the respective grinding head main shaft to rotate to form autorotation, and the product is autorotated during processing. The structure ensures that the positions and the directions of the products driven by the 3 grinding heads of the upper grinding disc are constantly changed in the processing process of the products, so that the processed products can be uniform in texture.

In order to stabilize the processing technology, the adsorption component adopts 3 special floating grinding heads, a cylinder provides constant pressure to drive a bearing seat through a bearing seat mounting plate, and the bearing in the bearing seat is connected with a grinding head main shaft so as to be transmitted to the grinding head main shaft, so that the grinding head main shaft can move up and down through a sliding block. The grinding head main shaft is connected with the jig (sucking disc) through the aligning bearing, the flatness problem of the grinding head main shaft and the lower grinding disc is effectively solved, the tail end of the grinding head main shaft is fixed with the inner ring thread of the aligning bearing, and the bearing shell is connected with the jig bottom plate through a nut. The power is transmitted to the upper grinding main shaft by the servo motor and the speed reducer to realize revolution, and meanwhile, the power is transmitted to the pinion (external gear) and the large gear (internal gear) to form relative motion, so that the product has autorotation during processing, and the processed product lines are uniform.

The mill comprises a housing and upper and lower grinding discs located within the housing, wherein the lower grinding disc comprises two lower grinding discs (a first grinding disc structure 41 and a second grinding disc structure 42). Firstly, the bottom of the upper millstone is provided with a square groove (product mounting groove 311) with an adsorption hole and a product shape being suitable, the adsorption hole can adsorb the product to enable the product to be fixed in the square groove, the upper millstone moves the product to the lower millstone of the coarse grinding to carry out coarse grinding (coarse grinding material is adopted), after coarse grinding processing is carried out, the product is moved to the lower millstone of the fine grinding to carry out fine grinding (fine grinding material is adopted), and double-station grinding can be carried out on the same machine.

The top connection of going up the mill is provided with the removal module (horizontal movement subassembly 50), can drive the top round trip movement of going up the mill in two lower mill through the removal module to realize the switching of last mill position. Meanwhile, the small-amplitude motion of the upper grinding left and right is realized through the movable module, the processing of various processes of products is realized, and the uniformity of the plane of the products is ensured.

The power system of the upper grinding disc comprises a driving motor, a rotating shaft and a driving belt, wherein the driving motor (a servo motor) drives the rotating shaft to rotate through the belt, a slip ring is arranged at the top of the rotating shaft, a triangular pyramid-shaped mounting plate (a guide frame) is fixedly arranged at the lower part of the rotating shaft, a lifting structure 32 is further arranged on the mounting plate, three floating grinding heads are arranged on the mounting plate in a lifting mode (a bearing seat of each floating grinding head is fixed on the bearing seat mounting plate, the bearing seat mounting plate is connected with a sliding block, one end of the bearing seat mounting plate is connected with a piston rod of a cylinder, the cylinder acts on a bearing plate mounting plate to enable the bearing seat mounting plate to move and drive the bearing seat and the grinding heads to move up and down), revolution is carried out along with the rotating shaft, and transmission gears/pinions are arranged on the three floating grinding heads. Specifically, three floating grinding heads are provided with independent rotating shafts, the transmission gear is meshed with the gear ring/the large gear, and when the three floating grinding heads revolve in the working process, the three floating grinding heads can also rotate under the action of the gear ring, and the grains of a processed product can be more uniform by continuously adjusting the direction and the position of the product, wherein the gear ring is fixedly arranged on the connecting rod.

Two lower millstone on same frame need guarantee its planarization, and four angles department of lower millstone still is provided with horizontal adjustment mechanism, including cylinder and organ cover, and the flexible end of cylinder is connected with four angular positions of lower millstone and is used for adjusting its levelness, and the flexible end of cylinder is lived in the organ cover parcel, plays the guard action on the one hand, and on the other hand its beta structure also makes things convenient for the concertina movement of cylinder. The lower millstone can be driven by a three-phase asynchronous motor.

In the technical scheme of the embodiment, each polishing disc structure comprises a polishing disc, the same adsorption component 30 comprises a plurality of suckers 31, and the orthographic projection of the adsorption component 30 on the polishing disc is smaller than or equal to the area of the polishing disc.

It should be noted that in this document, relational terms such as "first" and "second" and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The foregoing is only a specific embodiment of the utility model to enable those skilled in the art to understand or practice the utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. A grinding apparatus, comprising:

a mounting frame assembly (10);

-a drive assembly (20), the drive assembly (20) being mounted on the mounting frame assembly (10);

an adsorption assembly (30), wherein the adsorption assembly (30) is arranged on the driving assembly (20), and a product is adsorbed on the adsorption assembly (30);

the polishing assembly (40) is arranged on the mounting frame assembly (10), and the adsorption assembly (30) and the polishing assembly (40) can relatively move so as to polish the product.

2. Grinding device according to claim 1, wherein the suction assembly (30) comprises a suction cup (31) and a lifting structure (32), a first end of the lifting structure (32) being fixedly mounted on the drive assembly (20), a second end of the lifting structure (32) being fixedly connected to the suction cup (31).

3. Grinding device according to claim 2, wherein the drive assembly (20) comprises a drive member, the output shaft of which is connected to a guide frame, the lifting structure (32) comprises a lifter and a holder, the lifter being fixed to the guide frame and connected to the holder, the suction cup (31) being mounted on the holder.

4. A sanding device according to claim 3, wherein the suction assembly (30) further comprises a pivot shaft (33) and an external gear (34), the mounting assembly (10) comprising a mounting (11) and an internal gear (12), the internal gear (12) being fixed to the mounting (11), the pivot shaft (33) being rotatably mounted to the fixed seat, the external gear (34) being fixedly mounted to the pivot shaft (33), the external gear (34) being located inside the internal gear (12) and being in mesh with the internal gear (12).

5. The grinding device according to claim 4, characterized in that the suction assembly (30) further comprises a self-aligning bearing, the inner ring of which is fixed on the pivot shaft (33), the outer ring of which is connected to the suction cup (31).

6. The grinding device of claim 2, further comprising a horizontal movement assembly (50), the horizontal movement assembly (50) being secured to the mounting assembly (10), the drive assembly (20) being mounted on the horizontal movement assembly (50).

7. The grinding device according to claim 2, wherein the plurality of suction assemblies (30) is provided, the plurality of suction assemblies (30) being located circumferentially outwardly of the drive assembly (20).

8. The grinding device of any one of claims 2 to 7, wherein the grinding assembly (40) comprises a plurality of grinding disc structures, each of the plurality of grinding disc structures being disposed on the mounting assembly (10).

9. A grinding apparatus as defined in claim 8, wherein the accuracy of the grinding of each of said grinding disc structures is different.

10. The polishing apparatus according to claim 8, wherein each of the polishing disc structures includes a polishing disc, the same suction assembly (30) includes a plurality of suction cups (31), and an orthographic projection of the suction assembly (30) onto the polishing disc is equal to or smaller than an area of the polishing disc.