CN213319437U - Four-side gear box and four-side polishing mechanism - Google Patents
Four-side gear box and four-side polishing mechanism Download PDFInfo
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- CN213319437U CN213319437U CN202022166574.XU CN202022166574U CN213319437U CN 213319437 U CN213319437 U CN 213319437U CN 202022166574 U CN202022166574 U CN 202022166574U CN 213319437 U CN213319437 U CN 213319437U
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Abstract
The utility model discloses a four sides gear box and four sides grinding machanism relates to the polishing equipment field, including gear box and pivot, be equipped with initiative bevel gear in the pivot, it has seted up a plurality of mounting grooves to revolute the setting of shaft ring array on the gear box, mounting groove one end all can be dismantled and be equipped with the seat of polishing, be equipped with the axle of polishing in the seat of polishing, the axle of polishing is equipped with the driven bevel gear with initiative bevel gear meshing, the axle one end integrated into one piece of polishing is equipped with the supporting part, the supporting part is equipped with eccentric bearing frame through connecting screw, eccentric bearing frame goes up the eccentric connecting axle that is equipped with, connecting axle one end is connected with eccentric tray, central symmetry is equipped with two and connects the punch combination on the supporting part, it includes. The polishing operation of different precisions can be carried out, the polishing head is not required to be replaced by stopping the machine or the product is not required to be detached, the continuous operation can be realized, and the eccentric bearing seats with different offset distances of the eccentric tray can be conveniently distinguished and replaced.
Description
Technical Field
The utility model relates to a polishing equipment field especially relates to a four sides gear box and four sides grinding machanism.
Background
In the prior art, the surface of the mobile phone shell needs to be polished to be a smooth surface when the metal mobile phone shell is manufactured. The existing polishing equipment drives the grinding head to rotate and polish through the motor, however, the existing polishing equipment mostly drives the single grinding head to work through the motor, when polishing with different precision is needed, the polishing head needs to be stopped and replaced or a product needs to be disassembled and transferred to the next polishing equipment, so that the operation is inconvenient, and the production is influenced. The grinding head is usually directly assembled on the output shaft of the motor, the motor is close to the grinding head, and the motor is easily affected by moisture and dust during processing.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a four sides gear box to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a four-side gear box comprises a gear box body, wherein a rotating shaft penetrates through the gear box body, a driving bevel gear is arranged on the rotating shaft, a plurality of mounting grooves are formed in the gear box body and are arranged around a rotating shaft annular array, polishing seats are detachably arranged at one end of each mounting groove and are arranged around the rotating shaft annular array, a polishing shaft is arranged in each polishing seat through a bearing assembly, a driven bevel gear meshed with the driving bevel gear is detachably arranged at one end, close to the rotating shaft, of each polishing shaft, a supporting part is integrally formed at one end of each polishing shaft, the supporting part is detachably provided with an eccentric bearing seat through a connecting screw, a connecting shaft is arranged on each eccentric bearing seat through a connecting bearing, the axis of each connecting shaft and the axis of each eccentric bearing seat are arranged in parallel at intervals, one end, two connecting hole groups are symmetrically arranged on the supporting part about the central axis of the supporting part, each connecting hole group comprises a plurality of fixing holes which are arranged along the radius direction of the supporting part and are in threaded fit with the connecting screws, and the diameters of the fixing holes gradually decrease from the middle part of the supporting part to the edge part of the supporting part. Through having seted up multiple fixed orifices on the supporting part, the eccentric bearing seat that eccentric tray skew distance is different distinguishes according to the connecting screw of different diameters to the eccentric bearing seat that eccentric tray skew distance is different is changed in the installation.
Further, the seat of polishing includes pedestal, gland, fluorine and glues skeleton oil blanket and sealing washer, the cylinder groove has been seted up in the pedestal, the pedestal outer wall is equipped with the step with gear box interference fit, inlay on the step and be equipped with the sealing washer of contradicting with the mounting groove inner wall, pedestal one end is equipped with fluorine and glues the skeleton oil blanket, the pedestal other end can be dismantled and be equipped with the gland. The sealing capability is improved by installing the fluorine rubber framework oil seal and the sealing ring, and the phenomenon that water vapor and dust accompanied in polishing processing enter the base body is avoided.
Further, the bearing assembly comprises a grinding head bearing, a round nut and a stop washer, the round nut and the stop washer are arranged on the rotating shaft, the stop washer is clamped between the round nut and the grinding head bearing, a fixing ring is fixedly arranged on the wall of a cylindrical groove of the grinding seat, and one end of the grinding head bearing is abutted to the fixing ring. The stop washer is abutted against the inner ring of the grinding head bearing, and the grinding head bearing is fixed through the round nut and the stop washer.
Furthermore, the grinding shaft is of a stepped structure which is sequentially reduced from the supporting part to the driven bevel gear. The grinding shaft is in a step shape, so that the driven bevel gear can be fixed conveniently.
Furthermore, the supporting part is a flat cylinder, a connecting screw hole in threaded fit with the connecting screw is formed in the supporting part, a convex block which is a cylinder is convexly arranged in the middle of the supporting part, and a positioning groove for embedding the convex block is formed in the eccentric bearing seat. The supporting part is connected with the convex block in an integrated mode, and the supporting part is connected with the eccentric bearing seat through the convex block, so that the eccentric bearing seat is convenient to position.
Furthermore, a positioning compression ring is arranged on the rotating shaft, and the driving bevel gear is clamped between the positioning compression ring and the driven bevel gear. The driving bevel gear is pressed on the driven bevel gear by installing the positioning press ring, so that the driving bevel gear and the driven bevel gear are kept meshed.
Further, driven bevel gear offers and supplies the axle male gear through-hole of polishing, the axle one end of polishing can be dismantled and be equipped with the gear gland, gear gland one end and gear through-hole clearance fit, the gear gland other end and gear through-hole interference fit. The driven bevel gear is fixed on the grinding shaft through a gear gland.
Further, eccentric tray includes the tray body and inlays the connecting block of locating on the tray body, the counterpoint hole that supplies connecting axle one end male is seted up at the connecting block middle part. The connecting block is installed on the tray body, and the connecting shaft is positioned through the alignment hole in the connecting block, so that the connecting shaft and the tray body are aligned, and the fastening screw is convenient to install.
Furthermore, four eccentric trays are arranged on the gear box, polishing sheets are arranged on at least two eccentric trays, a polishing brush is arranged on at least one eccentric tray, and the number of the polishing sheets decreases progressively along the circumferential direction of the rotating shaft. Install the polishing piece that the grain number is different on different eccentric tray, can carry out rough polishing operation and finish polishing operation to the processing product, the brush of polishing is arranged in polishing processing and polishes the product polishing face to get rid of the material such as the dirt bits that remain in product polishing face department.
The utility model provides a four sides grinding machanism, is including the quick-witted case that is cavity cuboid structure, quick-witted incasement is equipped with a plurality of four sides gear boxes along quick-witted case length direction, and is adjacent pass through the coupling joint between the four sides gear box, the four sides gear box is foretell four sides gear box.
The utility model has the advantages that: the polishing operation of different precisions can be carried out, the polishing head is not required to be replaced by stopping the machine or the product is not required to be detached, the continuous operation can be realized, the production efficiency is improved, different eccentric bearing seats are distinguished according to connecting screws with different diameters, and the eccentric bearing seats with different offset distances of the eccentric tray can be conveniently distinguished and replaced.
Drawings
The figures further illustrate the invention, but the embodiments in the figures do not constitute any limitation of the invention.
Fig. 1 is a schematic structural view of a four-sided gear box according to an embodiment of the present invention;
FIG. 2 is a sectional view of the four-sided gearbox of an embodiment of the present invention taken along line B-B;
fig. 3 is a cross-sectional view of a four-sided gear box according to an embodiment of the present invention.
Reference numbers in the figures: the grinding machine comprises a gear box 1, a rotating shaft 2, a driving bevel gear 3, a grinding seat 4, a grinding shaft 5, a bearing assembly 6, a driven bevel gear 7, a supporting part 51, an eccentric bearing seat 8, a connecting shaft 9 and an eccentric tray 10.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.
In the present invention, unless otherwise specified, the terms of orientation such as "up, down, left, and right" used generally refer to up, down, left, and right as shown in fig. 1. "inner and outer" refer to the inner and outer portions of a particular contour. "distal and proximal" refer to distal and proximal relative to a component.
As shown in fig. 1-3, a four-sided gear box provided in an embodiment of the present invention includes a gear box 1, the gear box 1 has a rotating shaft 2, a driving bevel gear 3 is disposed on the rotating shaft 2, a plurality of mounting grooves are disposed on the gear box 1 around the rotating shaft 2 in an annular array, a polishing seat 4 is detachably disposed at one end of each mounting groove, the polishing seat 4 is disposed around the rotating shaft 2 in an annular array, a polishing shaft 5 is disposed in each polishing seat 4 through a bearing assembly 6, a driven bevel gear 7 engaged with the driving bevel gear 3 is detachably disposed at one end of each polishing shaft 5 close to the rotating shaft 2, a supporting portion 51 is integrally formed at one end of the polishing shaft 5, the supporting portion 51 is detachably provided with an eccentric bearing seat 8 through a connecting screw, a connecting shaft 9 is disposed on the eccentric bearing seat 8 through a connecting shaft 9, the axial line of the connecting shaft 9 and the axial line of the eccentric bearing seat 8 are arranged in parallel at intervals, one end of the connecting shaft 9 is connected with an eccentric tray 10 through a fastening screw, two connecting hole groups are symmetrically arranged on the supporting part 51 relative to the axial line of the supporting part 51, each connecting hole group comprises a plurality of fixing holes which are arranged along the radius direction of the supporting part 51 and are in threaded fit with the connecting screw, and the diameters of the fixing holes gradually decrease from the middle of the supporting part 51 to the edge of the supporting part 51. The supporting part 51 is provided with various fixing holes, so that the eccentric bearing blocks 8 with different offset distances of the eccentric tray 10 can be conveniently installed and replaced.
Polishing seat 4 includes pedestal, gland, fluorine and glues skeleton oil blanket and sealing washer, the cylinder groove has been seted up in the pedestal, the pedestal outer wall is equipped with the step with 1 interference fit of gear box, inlay on the step and be equipped with the sealing washer of contradicting with the mounting groove inner wall, pedestal one end is equipped with fluorine and glues skeleton oil blanket, the pedestal other end can be dismantled and be equipped with the gland. The sealing capability is improved by installing the fluorine rubber framework oil seal and the sealing ring, and the phenomenon that water vapor and dust accompanied in polishing processing enter the base body is avoided.
The grinding head bearing assembly 6 comprises a grinding head bearing, a round nut and a stop washer, the round nut and the stop washer are arranged on the rotating shaft 2, the stop washer is clamped between the round nut and the grinding head bearing, a fixing ring is fixedly arranged on the wall of a cylindrical groove of the grinding seat 4, and one end of the grinding head bearing is abutted to the fixing ring. The stop washer is abutted against the inner ring of the grinding head bearing, and the grinding head bearing is fixed through the round nut and the stop washer.
The grinding shaft 5 is of a stepped structure which is gradually reduced from the supporting part 51 to the driven bevel gear 7. The grinding shaft 5 is in a step shape, so that the driven bevel gear 7 can be fixed conveniently.
The supporting part 51 is a flat cylinder, a connecting screw hole matched with a connecting screw in a threaded manner is formed in the supporting part 51, a convex block which is a cylinder is convexly arranged in the middle of the supporting part 51, and a positioning groove for embedding the convex block is formed in the eccentric bearing seat 8. The supporting part 51 is connected with the lug in an integrated forming way, and the supporting part 51 is connected with the eccentric bearing seat 8 through the lug, so that the eccentric bearing seat 8 is convenient to position.
And a positioning compression ring is arranged on the rotating shaft 2, and the driving bevel gear 3 is clamped between the positioning compression ring and the driven bevel gear 7. The driving bevel gear 3 is pressed on the driven bevel gear 7 by installing a positioning press ring, so that the driving bevel gear 3 and the driven bevel gear 7 are kept meshed.
The eccentric tray 10 comprises a tray body and a connecting block embedded on the tray body, and a positioning hole for inserting one end of the connecting shaft 9 is formed in the middle of the connecting block. Install the connecting block on the tray body, connecting axle 9 fixes a position through the counterpoint hole on the connecting block, makes connecting axle 9 and tray body align, is convenient for install fastening screw.
The gear box is characterized in that four eccentric trays 10 are arranged on the gear box 1, polishing sheets are arranged on at least two of the eccentric trays 10, polishing brushes are arranged on at least one of the eccentric trays 10, and the number of the polishing sheets decreases progressively along the circumferential direction of the rotating shaft 2. The polishing plates with different grain numbers are arranged on different eccentric trays 10, rough polishing operation and fine polishing operation can be carried out on processed products, and the polishing brush is used for polishing the polishing surfaces of the products in polishing processing so as to remove substances such as dust and the like remained at the polishing surfaces of the products.
The utility model provides a four sides grinding machanism, is including the quick-witted case that is cavity cuboid structure, quick-witted incasement is equipped with a plurality of four sides gear boxes along quick-witted case length direction, and is adjacent pass through the coupling joint between the four sides gear box, the four sides gear box is foretell four sides gear box.
During operation, the rotating shaft 2 is driven by an external power device, the rotating shaft 2 rotates to enable the driving bevel gear 3 to rotate, the driving bevel gear 3 rotates to drive each driven bevel gear 7 to synchronously rotate, the driven bevel gear 7 drives the polishing shaft 5 in the polishing seat 4 to rotate, the polishing shaft 5 rotates to enable the eccentric bearing seat 8 to rotate, the connecting shaft 9 is eccentrically installed on the eccentric bearing seat 8, the connecting shaft 9 and the eccentric tray 10 eccentrically rotate when the eccentric bearing seat 8 rotates, polishing sheets with different grain numbers are installed on different eccentric trays 10, and rough polishing and fine polishing can be achieved without stopping. Before polishing operation is carried out, the eccentric bearing blocks 8 with different offset distances of the eccentric tray 10 are selected and installed on the polishing shaft 5 through corresponding connecting screws, and the diameters of the connecting screws and the distances between the axes of the eccentric tray 10 and the eccentric bearing blocks 8 are marked on the end faces of the eccentric bearing blocks 8 according to requirements. Can choose for use ferromagnetic material to process eccentric bearing seat 8 and choose for use to have the magnetism screw as connecting screw as required, make connecting screw can attach to 8 surfaces on eccentric bearing seat, avoid the different connecting screw of misuse diameter.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. A four-sided gearbox, comprising: the gear box comprises a gear box body, a rotating shaft penetrates through the gear box body, a driving bevel gear is arranged on the rotating shaft, a plurality of mounting grooves are formed in the gear box body around a rotating shaft annular array, a polishing seat is detachably arranged at one end of each mounting groove, a polishing shaft is arranged in each polishing seat through a bearing assembly, a driven bevel gear meshed with the driving bevel gear is detachably arranged at one end, close to the rotating shaft, of each polishing shaft, a supporting portion is integrally formed at one end of each polishing shaft, an eccentric bearing seat is detachably arranged on each supporting portion through a connecting screw, a connecting shaft is arranged on each eccentric bearing seat through a connecting bearing, the axis of each connecting shaft and the axis of each eccentric bearing seat are arranged in parallel at intervals, one end of each connecting shaft is connected with an eccentric tray through a fastening screw, the connecting hole group comprises a plurality of fixing holes which are arranged along the radius direction of the supporting part and are in threaded fit with the connecting screws, and the diameters of the fixing holes gradually decrease from the middle part of the supporting part to the edge part of the supporting part.
2. The four-sided gearbox of claim 1, wherein: the polishing seat comprises a seat body, a gland, a fluorine rubber framework oil seal and a sealing ring, wherein a cylindrical groove is formed in the seat body, the outer wall of the seat body is provided with a step part in interference fit with the gear box, the sealing ring which is in conflict with the inner wall of the mounting groove is embedded in the step part, the fluorine rubber framework oil seal is arranged at one end of the seat body, and the gland can be detachably arranged at the other end of the seat body.
3. The four-sided gearbox of claim 2, wherein: the grinding head bearing assembly comprises a grinding head bearing, a round nut and a stop washer, the round nut and the stop washer are arranged on the rotating shaft, the stop washer is clamped between the round nut and the grinding head bearing, a fixing ring is fixedly arranged on the wall of a cylindrical groove of the grinding seat, and one end of the grinding head bearing is abutted to the fixing ring.
4. The four-sided gearbox of claim 1, wherein: the grinding shaft is of a stepped structure which is sequentially reduced from the supporting part to the driven bevel gear.
5. The four-sided gearbox of claim 1, wherein: the supporting part is a flat cylinder, a connecting screw hole matched with the connecting screw in a threaded manner is formed in the supporting part, a convex block which is a cylinder is convexly arranged in the middle of the supporting part, and a positioning groove for embedding the convex block is formed in the eccentric bearing seat.
6. The four-sided gearbox of claim 1, wherein: be equipped with the location clamping ring in the pivot, drive bevel gear presss from both sides and locates between location clamping ring and the driven bevel gear.
7. The four-sided gearbox of claim 1, wherein: driven bevel gear sets up and supplies the axle male gear through-hole of polishing, the axle one end of polishing can be dismantled and be equipped with the gear gland, gear gland one end and gear through-hole clearance fit, the gear gland other end and gear through-hole interference fit.
8. The four-sided gearbox of claim 1, wherein: the eccentric tray comprises a tray body and a connecting block embedded on the tray body, and a positioning hole for inserting one end of the connecting shaft is formed in the middle of the connecting block.
9. The four-sided gearbox of claim 1, wherein: the gear box is provided with four eccentric trays, at least two eccentric trays are provided with polishing sheets, at least one eccentric tray is provided with a polishing brush, and the number of the polishing sheets decreases progressively along the circumferential direction of the rotating shaft.
10. The utility model provides a four sides grinding machanism which characterized in that: the four-side gearbox comprises a case with a hollow cuboid structure, wherein a plurality of four-side gearboxes are arranged in the case along the length direction of the case, the adjacent four-side gearboxes are connected through a coupler, and the four-side gearboxes are the four-side gearboxes according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022166574.XU CN213319437U (en) | 2020-09-28 | 2020-09-28 | Four-side gear box and four-side polishing mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022166574.XU CN213319437U (en) | 2020-09-28 | 2020-09-28 | Four-side gear box and four-side polishing mechanism |
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| CN213319437U true CN213319437U (en) | 2021-06-01 |
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| CN202022166574.XU Active CN213319437U (en) | 2020-09-28 | 2020-09-28 | Four-side gear box and four-side polishing mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112123146A (en) * | 2020-09-28 | 2020-12-25 | 深圳市精速五金机械有限公司 | Four-side gear box and four-side polishing mechanism |
-
2020
- 2020-09-28 CN CN202022166574.XU patent/CN213319437U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112123146A (en) * | 2020-09-28 | 2020-12-25 | 深圳市精速五金机械有限公司 | Four-side gear box and four-side polishing mechanism |
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