CN219310251U

CN219310251U - Ladder scraper for machining bearing frame

Info

Publication number: CN219310251U
Application number: CN202320900188.XU
Authority: CN
Inventors: 俞进华; 李希祥; 刘元灿
Original assignee: Foshan Jinchangsheng Machinery Co ltd
Current assignee: Foshan Jinchangsheng Machinery Co ltd
Priority date: 2023-04-20
Filing date: 2023-04-20
Publication date: 2023-07-07
Anticipated expiration: 2033-04-20

Abstract

The utility model relates to the technical field of bearing machining, in particular to a ladder scraper for machining a bearing frame, which comprises a base, wherein a support is fixedly connected to the base, and the ladder scraper further comprises a sharpening mechanism, the sharpening mechanism comprises a telescopic motor, a telescopic rod, a trapezoid scraper and a built-in motor, the telescopic motor is fixedly connected to the support, the telescopic rod is fixedly connected with the telescopic motor, the trapezoid scraper is rotationally connected to the bottom end of the telescopic rod, the built-in motor is fixedly connected to the inside of the telescopic rod, and the built-in motor is fixedly connected with the trapezoid scraper.

Description

Ladder scraper for machining bearing frame

Technical Field

The utility model relates to the technical field of bearing machining, in particular to a stepped scraper for machining a bearing frame.

Background

The bearing frame is a bearing retainer, which is a bearing part which is used for partially wrapping all or part of rolling bodies and moves along with the rolling bodies, is used for isolating the rolling bodies, and is also used for guiding the rolling bodies and keeping the rolling bodies in the bearing, if the rolling bodies in the common bearing are steel balls, the bearing frame is used for fixing and separating the steel balls, so that the steel balls are prevented from contacting the steel balls to generate resistance for normal operation of the bearing, and in order to enable the bearing to be used, the bearing frame is required to be ground in a small way, so that friction force between the bearing frame and the rolling bodies is reduced when the rolling bodies are fixed.

The utility model with publication number of CN216912953U discloses a ladder scraper for processing bearing frames, which is characterized in that a fixed ring is arranged on the surface of a workbench to be matched with an adjusting component so as to fix bearing frames with various sizes, so that the bearing frames are prevented from loosening during processing, and a communicating hole is arranged on the surface of the workbench to be matched with a collecting box so as to collect waste residues generated during processing.

Disclosure of Invention

The present utility model is directed to a stepped doctor blade for machining a bearing bracket, which solves the above-mentioned problems of the related art.

The technical scheme of the utility model is as follows: the ladder scraper for machining the bearing frame comprises a base, wherein a bracket is fixedly connected to the base, and the ladder scraper further comprises a support;

the sharpening mechanism comprises a telescopic motor, a telescopic rod, a trapezoidal scraper and a built-in motor, wherein the telescopic motor is fixedly connected to the support, the telescopic rod is fixedly connected with the telescopic motor, the trapezoidal scraper is rotationally connected to the bottom end of the telescopic rod, the built-in motor is fixedly connected to the inside of the telescopic rod, and the built-in motor is fixedly connected with the trapezoidal scraper;

the fixing mechanism comprises sliding holes and sliding rods, wherein three sliding holes are formed in the base, and the three sliding rods are respectively and slidably connected to the insides of the three sliding holes.

Preferably, the fixing mechanism further comprises a cylinder, connecting rods and limiting frames, the cylinder is fixedly connected to the inside of the base, six connecting rods are fixedly connected to the inner wall of the cylinder, and two ends of the three limiting frames are respectively and fixedly connected with the six connecting rods.

Preferably, the fixing mechanism further comprises a rotating shaft, a worm wheel and a worm, the rotating shaft is rotationally connected to the base, the worm is fixedly connected to one end of the rotating shaft, which is located in the base, the worm wheel is fixedly connected to the cylinder, and the worm wheel is meshed with the worm.

Preferably, the fixing mechanism further comprises a knob, the rotating shaft penetrates through the base, and the knob is fixedly connected to one end, located outside the base, of the rotating shaft.

Preferably, the cylinder is of a hollow structure, and the inner wall of the top end of the cylinder is inclined.

Preferably, the three limiting frames are distributed in the cylinder in an annular array, and the three sliding rods are respectively and slidably connected in the three limiting frames.

The utility model provides a stepped scraper for machining a bearing frame through improvement, which has the following improvements and advantages compared with the prior art:

the method comprises the following steps: according to the utility model, the bearing frame can be placed on the base by arranging the fixing mechanism, the bearing frame is placed between the three sliding rods, then the knob is rotated, the worm connected with the knob is rotated, the worm is rotated to drive the worm wheel to rotate, the worm wheel is rotated to drive the cylinder to rotate, the three limiting frames are moved along with the rotation of the cylinder due to the fact that the three limiting frames are fixed in the cylinder through the connecting rods, and the three sliding rods slide in the sliding holes and the limiting frames simultaneously, so that the sliding rods slide in the sliding holes when the limiting frames move, the three sliding rods can slide close to each other in the three sliding holes according to the moving track of the three limiting frames, and finally the three sliding rods support against the bearing frame together, so that the bearing frame is fixed;

and two,: according to the utility model, the grinding mechanism is arranged, so that when the bearing frame is propped against and fixed by the three sliding rods, the telescopic motor can be started, the telescopic motor enables the telescopic rod to extend downwards, the trapezoid scraper moves into the bearing frame, then the built-in motor is started, the built-in motor output shaft rotates to drive the trapezoid scraper to rotate, and the inside of the bearing frame is ground, so that the inside of the bearing frame is smoother, and as the section of the trapezoid scraper is trapezoid, the bearing frames with different sizes can be ground into the inside of the bearing frame by adjusting the heights of the trapezoid scraper.

Drawings

The utility model is further explained below with reference to the drawings and examples:

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of the connection structure of the sharpening mechanism shown in FIG. 1 according to the present utility model;

FIG. 3 is a schematic view of the connection structure of the fixing mechanism shown in FIG. 1 according to the present utility model;

fig. 4 is an exploded view showing a connection structure of the fixing mechanism in the present utility model.

Reference numerals illustrate:

1. a base; 2. a bracket; 3. a grinding mechanism; 31. a telescopic motor; 32. a telescopic rod; 33. a trapezoidal scraper; 34. a built-in motor; 4. a fixing mechanism; 41. a slide hole; 42. a slide bar; 43. a cylinder; 44. a connecting rod; 45. a limiting frame; 46. a rotating shaft; 47. a worm wheel; 48. a worm; 49. a knob; 5. and a bearing frame.

Detailed Description

The following detailed description of the present utility model clearly and fully describes the technical solutions of the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments. 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.

The utility model provides a stepped scraper for machining a bearing frame by improving the stepped scraper, which comprises the following technical scheme:

as shown in fig. 1-4, a stepped scraper for machining a bearing frame comprises a base 1, wherein a bracket 2 is fixedly connected to the base 1, and the stepped scraper further comprises;

the sharpening mechanism 3, the sharpening mechanism 3 comprises a telescopic motor 31, a telescopic rod 32, a trapezoid scraper 33 and a built-in motor 34, the telescopic motor 31 is fixedly connected to the bracket 2, the telescopic rod 32 is fixedly connected with the telescopic motor 31, the trapezoid scraper 33 is rotationally connected to the bottom end of the telescopic rod 32, the built-in motor 34 is fixedly connected to the inside of the telescopic rod 32, and the built-in motor 34 is fixedly connected with the trapezoid scraper 33;

the fixing mechanism 4, the fixing mechanism 4 includes a sliding hole 41 and sliding rods 42, the three sliding holes 41 are arranged on the base 1, and the three sliding rods 42 are respectively connected with the insides of the three sliding holes 41 in a sliding way.

Further, the fixing mechanism 4 further includes a cylinder 43, a connecting rod 44 and a limiting frame 45, the cylinder 43 is fixedly connected to the inside of the base 1, the six connecting rods 44 are fixedly connected to the inner wall of the cylinder 43, two ends of the three limiting frames 45 are respectively fixedly connected with the six connecting rods 44, the three limiting frames 45 move along with the cylinder 43, and as the three sliding rods 42 slide in the sliding holes 41 and the limiting frames 45 at the same time, the sliding rods 42 slide in the sliding holes 41 when the limiting frames 45 move, the three sliding rods 42 slide close to each other in the three sliding holes 41 according to the moving track of the three limiting frames 45, and finally the three sliding rods 42 support against the bearing frame 5 together, so that the bearing frame 5 is fixed.

Further, the fixing mechanism 4 further includes a rotating shaft 46, a worm wheel 47 and a worm 48, the rotating shaft 46 is rotatably connected to the base 1, the worm 48 is fixedly connected to one end of the rotating shaft 46 located in the base 1, the worm wheel 47 is fixedly connected to the cylinder 43, and the worm wheel 47 is meshed with the worm 48.

Further, the fixing mechanism 4 further includes a knob 49, the rotating shaft 46 penetrates through the base 1, the knob 49 is fixedly connected to one end of the rotating shaft 46 located outside the base 1, the knob 49 rotates to enable a worm 48 connected to the knob to rotate, the worm 48 rotates to drive the worm wheel 47 to rotate, and the worm wheel 47 rotates to drive the cylinder 43 to rotate.

Further, the cylinder 43 is of a hollow structure, the inner wall of the top end of the cylinder 43 is inclined, chips generated in the grinding process can fall into the base 1 through the sliding holes 41, the cylinder 43 is arranged below the sliding holes 41, so that the chips can fall into the cylinder 43 and finally fall into the bottom of the cylinder 43, the bottom of the base 1 is provided with holes which are equal to the bottom of the cylinder 43 in size, so that the chips can fall into the bottom of the base 1 from the inside of the cylinder 43, and the inner wall of the upper end of the cylinder 43 is inclined, so that the chips can fall into the bottom of the cylinder 43 more easily.

Further, the three limiting frames 45 are distributed in the cylinder 43 in an annular array, the three sliding rods 42 are respectively and slidably connected in the three limiting frames 45, and when the cylinder 43 rotates, the three limiting frames 45 can respectively make the three sliding rods 42 approach to the middle to fix the bearing frame 5 when the limiting frames 45 are distributed in an annular array.

Working principle: firstly, the telescopic motor 31 and the built-in motor 34 are electrically connected with an external power supply, the bearing frame 5 is placed on the base 1 and placed between the three sliding rods 42, then the knob 49 is rotated, the knob 49 rotates to enable the worm 48 connected to the knob to rotate, the worm 48 rotates to drive the worm wheel 47 to rotate, the worm wheel 47 rotates to drive the cylinder 43 to rotate, as the three limiting frames 45 are fixed inside the cylinder 43 through the connecting rods 44, the cylinder 43 rotates to enable the three limiting frames 45 to move along, as the three sliding rods 42 simultaneously slide in the sliding holes 41 and the limiting frames 45, the sliding rods 42 slide in the sliding holes 41, according to the movable tracks of the three limiting frames 45, the three sliding rods 42 are mutually close to slide in the three sliding holes 41, and finally the three sliding rods 42 together rotate to enable the bearing frame 5 to be fixed, at the moment, the telescopic motor 31 can be started, the telescopic rod 32 extends downwards, the trapezoidal scraper 33 is enabled to move inside the bearing frame 5, then the built-in motor 34 is started, the output shaft of the built-in motor 34 rotates to drive the trapezoidal scraper to rotate, and accordingly the three limiting frames 42 slide in the sliding frames 41, the sliding frames 42 slide in the sliding frames 41 in the sliding holes 41, and the sliding frames, according to the movable tracks of the three sliding frames 42, the three sliding rods 42 are mutually close to the sliding in the three sliding frames, and finally, the three sliding rods 42 slide along the three sliding frames, and the three sliding rods 48, and the three sliding frames, and the three sliding rods 33, the three sliding rods 33 and the worm tightly rotate the worm tightly, and the worm tightly and the worm rod 33, and the internal links 34.

Claims

1. The utility model provides a ladder scraper for processing bearing frame, includes base (1), fixedly connected with support (2) on base (1), its characterized in that: also comprises;

the grinding mechanism (3), the grinding mechanism (3) comprises a telescopic motor (31), a telescopic rod (32), a trapezoid scraper (33) and a built-in motor (34), the telescopic motor (31) is fixedly connected to the support (2), the telescopic rod (32) is fixedly connected with the telescopic motor (31), the trapezoid scraper (33) is rotationally connected to the bottom end of the telescopic rod (32), the built-in motor (34) is fixedly connected to the inside of the telescopic rod (32), and the built-in motor (34) is fixedly connected with the trapezoid scraper (33);

the fixing mechanism (4), the fixing mechanism (4) comprises slide holes (41) and slide bars (42), three slide holes (41) are formed in the base (1), and three slide bars (42) are respectively and slidably connected to the insides of the three slide holes (41).

2. A stepped doctor blade for machining a bearing housing according to claim 1, wherein: the fixing mechanism (4) further comprises a cylinder (43), connecting rods (44) and limiting frames (45), the cylinder (43) is fixedly connected to the inside of the base (1), six connecting rods (44) are fixedly connected to the inner wall of the cylinder (43), and two ends of the three limiting frames (45) are respectively fixedly connected with the six connecting rods (44).

3. A stepped doctor blade for machining a bearing housing according to claim 2, wherein: the fixing mechanism (4) further comprises a rotating shaft (46), a worm wheel (47) and a worm (48), the rotating shaft (46) is rotationally connected to the base (1), the worm (48) is fixedly connected to one end, located in the base (1), of the rotating shaft (46), the worm wheel (47) is fixedly connected to the cylinder (43), and the worm wheel (47) is meshed with the worm (48).

4. A stepped doctor blade for machining a bearing housing according to claim 3, wherein: the fixing mechanism (4) further comprises a knob (49), the rotating shaft (46) penetrates through the base (1), and the knob (49) is fixedly connected to one end, located outside the base (1), of the rotating shaft (46).

5. A stepped doctor blade for machining a bearing housing according to claim 2, wherein: the cylinder (43) is of a hollow structure, and the inner wall of the top end of the cylinder (43) is inclined.

6. A stepped doctor blade for machining a bearing housing according to claim 2, wherein: the three limiting frames (45) are distributed in the cylinder (43) in an annular array, and the three sliding rods (42) are respectively and slidably connected in the three limiting frames (45).