CN212509406U

CN212509406U - Double-support variable-torque speed reducing mechanism of centerless grinding machine

Info

Publication number: CN212509406U
Application number: CN202021224323.6U
Authority: CN
Inventors: 胡安
Original assignee: Wuxi Gaole Machinery Equipment Co ltd
Current assignee: Wuxi Gaole Machinery Equipment Co ltd
Priority date: 2020-06-29
Filing date: 2020-06-29
Publication date: 2021-02-09
Anticipated expiration: 2030-06-29

Abstract

The utility model discloses a centerless grinder dual bracing moment-variable reduction gears, including the installation casing, the inner chamber of installation casing is equipped with well cavity, the left end face central point of installation casing puts and is equipped with driving motor, driving motor passes through the power shaft and rotates the left end face that runs through the installation casing, and extend to the cavity intracavity, driving motor is connected with the first toothed disc that is located well cavity through the power shaft, well cavity inner chamber right side below of installation casing is equipped with drive mechanism, drive mechanism's second toothed disc is located the below of first toothed disc, and the mutual rotation meshing, the inner chamber right side top of installation casing is equipped with reduction gears, reduction gears is including output shaft and connection pad. The utility model discloses a but centerless grinder dual bracing torque-variable reduction mechanism is convenient for realize the speed reduction regulation operation, simple and practical through change moment.

Description

Double-support variable-torque speed reducing mechanism of centerless grinding machine

Technical Field

The utility model relates to a but the relevant technical field of centerless grinder dual bracing torque-variable reduction mechanism specifically is centerless grinder dual bracing torque-variable reduction mechanism.

Background

At present, a centerless grinder is widely applied to the field of machining, for example, in the field of stainless steel production, a centerless grinder is required to be used for machining in order to obtain a stainless steel rod with ideal finish or to achieve tolerance requirements for adjustment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a centerless grinder dual bracing torque-variable reduction mechanism to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: a double-support variable-torque speed reducing mechanism of a centerless grinding machine comprises an installation shell, wherein a hollow cavity is arranged in an inner cavity of the installation shell, a driving motor is arranged at the center of the left end face of the installation shell, the driving motor penetrates through the left end face of the installation shell through rotation of a power shaft and extends into the hollow cavity, the driving motor is connected with a first gear disc located in the hollow cavity through the power shaft, a transmission mechanism is arranged below the right side of the inner cavity of the installation shell, the transmission mechanism comprises a transmission rod, an I-shaped guide wheel and a second gear disc, the second gear disc of the transmission mechanism is located below the first gear disc and is meshed with the first gear disc in a rotating mode, a speed reducing mechanism is arranged above the right side of the inner cavity of the installation shell, the speed reducing mechanism comprises an output shaft and a connecting disc, and a plurality of T-shaped grooves which are, the inner cavity of each T-shaped groove is inserted with a T-shaped ejector rod in a sliding mode, the outer wall of each T-shaped ejector rod is sleeved with a spring located in the inner cavity of the T-shaped groove, the tip of each T-shaped ejector rod is provided with a clamping groove, the outer wall of the I-shaped guide wheel is vertically opposite to the connecting disc, and a conveying belt is wound between the I-shaped guide wheel and the clamping groove of the T-shaped ejector rod at the radial highest point of the connecting disc.

Preferably, the left sides of the upper end and the lower end of the mounting shell are respectively provided with a fixing plate connected with the inner mounting station of the centerless grinder, and the two fixing plates are respectively provided with a mounting hole penetrating through the left side wall and the right side wall of the fixing plate.

Preferably, the cavity inner chamber left side of installation casing is equipped with four support columns that are the even interval distribution of annular, every the rectangle breach has all been seted up to the pointed end of support column, and every rectangle breach inner chamber all rotates and is equipped with guide roller, four the radial lateral wall of guide roller all rotates the laminating with the outer wall of power shaft.

Preferably, the right end face of the transmission rod of the transmission mechanism is rotatably inserted into the side wall below the right end face of the inner cavity of the hollow cavity of the mounting shell, the I-shaped guide wheel is fixedly connected with the left end of the transmission rod, and the second gear wheel disc is fixedly sleeved on the outer wall of the transmission rod.

Preferably, the right end of the output shaft rotatably penetrates through the right end face of the mounting housing, and the connecting disc is fixedly connected with the left end of the output shaft.

Preferably, the auxiliary sleeve is rotatably sleeved at the left end of the outer wall of the output shaft, and the radial side wall of the auxiliary sleeve is fixedly welded with the top end face of the hollow cavity of the mounting shell through the connecting rod.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a but centerless grinder dual bracing torque-variable reduction mechanism is convenient for realize the speed reduction regulation operation, simple and practical through change moment.

2. The utility model discloses, it has cup jointed the auxiliary sleeve to rotate through the outer wall left end at the output shaft, and the radial lateral wall of auxiliary sleeve passes through the cavity top end face fixed welding of connecting rod and installation casing, and stability when being convenient for improve the output shaft rotation, simple and practical.

Drawings

FIG. 1 is a cross-sectional view of an embodiment of the present invention;

fig. 2 is an enlarged view of a structure at a position in fig. 1 according to an embodiment of the present invention.

In the figure: 1. installing a shell; 11. a fixing plate; 12. mounting holes; 13. a support pillar; 14. a guide roller; 2. a drive motor; 21. a power shaft; 22. a first gear plate; 3. a transmission mechanism; 31. a transmission rod; 32. an I-shaped guide wheel; 33. a conveyor belt; 34. a second gear wheel disc; 4. a speed reduction mechanism; 41. an output shaft; 42. an auxiliary sleeve; 43. a connecting rod; 44. a connecting disc; 45. a T-shaped ejector rod; 46. a spring; 47. t-shaped groove.

Detailed Description

In order to facilitate the use, the embodiment of the utility model provides a centerless grinder dual bracing moment-changing reduction gears. The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-2, the present embodiment provides a dual-support variable-torque speed reducing mechanism for a centerless grinding machine, which includes a mounting housing 1, a hollow cavity is disposed in an inner cavity of the mounting housing 1, a driving motor 2 is disposed at a center position of a left end surface of the mounting housing 1, the driving motor 2 penetrates through the left end surface of the mounting housing 1 through a power shaft 21 and extends into the hollow cavity, the driving motor 2 is connected to a first gear plate 22 located in the hollow cavity through the power shaft 21, a transmission mechanism 3 is disposed below a right side of the inner cavity of the mounting housing 1, the transmission mechanism 3 includes a transmission rod 31, an i-shaped guide wheel 32 and a second gear plate 34, the second gear plate 34 of the transmission mechanism 3 is located below the first gear plate 22 and is in mutual rotational engagement, a speed reducing mechanism 4 is disposed above a right side of the inner cavity of the mounting housing 1, the speed reducing mechanism 4 includes an output shaft 41 and a connection plate 44, a plurality of T-shaped, the inner cavity of each T-shaped groove 47 is inserted with a T-shaped ejector rod 45 in a sliding mode, the outer wall of each T-shaped ejector rod 45 is sleeved with a spring 46 located in the inner cavity of the T-shaped groove 47, the tip of each T-shaped ejector rod 45 is provided with a clamping groove, the outer wall of the I-shaped guide wheel 32 is opposite to the connecting disc 44 in an up-and-down mode, and a conveying belt 33 is connected between the I-shaped guide wheel 32 and the clamping groove of the T-shaped ejector rod 45 at the radial highest point of the connecting disc 44.

The left side of the hollow cavity inner cavity of the mounting shell 1 is provided with four supporting columns 13 which are distributed at equal intervals in an annular mode, the tip of each supporting column 13 is provided with a rectangular notch, the inner cavity of each rectangular notch is provided with a guide roller 14 in a rotating mode, and the radial side walls of the four guide rollers 14 are attached to the outer wall of the power shaft 21 in a rotating mode.

The right end face of a transmission rod 31 of the transmission mechanism 3 is rotatably inserted into the side wall below the right end face of the inner cavity of the hollow cavity of the mounting shell 1, an I-shaped guide wheel 32 is fixedly connected with the left end of the transmission rod 31, and a second gear wheel disc 34 is fixedly sleeved on the outer wall of the transmission rod 31.

The right end of the output shaft 41 is rotatably inserted through the right end surface of the mounting case 1, and the connection plate 44 is fixedly connected to the left end of the output shaft 41.

In this embodiment, the mounting housing 1 is first fixedly mounted on a mounting station of a centerless grinder, the driving motor 2 is started, the driving motor 2 is utilized to drive the power shaft 21 to rotate, so that the first gear disc 22 rotates synchronously, the rotation of the first gear disc 22 drives the second gear disc 34 to rotate synchronously, the i-shaped guide wheel 32 on the outer wall of the transmission rod 31 rotates synchronously, i.e. the transmission belt 33 is utilized to drive the connection disc 44 to rotate, and the T-shaped push rods 45 on the radial side wall of the connection disc 44 extend away from the connection disc 44 under the centrifugal force, so that after the T-shaped push rods 45 distributed annularly are opened, the spring 46 is compressed, the diameter of the transmission belt 33 on the peripheral end of the connection disc 44 is gradually increased, the diameter of the i-shaped guide wheel 32 is unchanged, and the connection disc 44 drives the rotation speed of the output shaft 41 to be gradually decreased under the condition that the rotation speed of the i-, the speed reduction operation is realized by changing the transmission torque of the transmission belt 33 positioned at one end of the periphery of the connecting disc 44, and the device is simple and practical.

The model of the driving motor 2 is JSDE, and can be freely selected according to actual use requirements.

Example 2

Referring to fig. 1-2, a further improvement is made on the basis of embodiment 1:

wherein, the upper and lower both ends left side of installation casing 1 all is equipped with the fixed plate 11 of being connected with centerless grinder internally mounted station, and just two fixed plates 11 all set up the mounting hole 12 that runs through lateral wall about fixed plate 11, run through the mounting hole 12 of fixed plate 11 through the bolt, be convenient for with installation casing 1 and centerless grinder internally mounted station fixed mounting.

The auxiliary sleeve 42 is rotatably sleeved at the left end of the outer wall of the output shaft 41, the radial side wall of the auxiliary sleeve 42 is fixedly welded with the top end face of the hollow cavity of the installation shell 1 through the connecting rod 43, and the auxiliary sleeve 42 rotatably sleeved with the outer wall of the output shaft 41 is arranged, so that the stability of the output shaft 41 during rotation is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Centerless grinder dual bracing torque-variable reduction mechanism, including installation casing (1), its characterized in that: the inner chamber of the installation shell (1) is provided with a hollow cavity, the center of the left end face of the installation shell (1) is provided with a driving motor (2), the driving motor (2) rotates through the left end face of the installation shell (1) through a power shaft (21) and extends into the hollow cavity, the driving motor (2) is connected with a first gear disc (22) located in the hollow cavity through the power shaft (21), a transmission mechanism (3) is arranged below the right side of the hollow cavity of the installation shell (1), the transmission mechanism (3) comprises a transmission rod (31), an I-shaped guide wheel (32) and a second gear disc (34), the second gear disc (34) of the transmission mechanism (3) is located below the first gear disc (22) and is meshed with each other in a rotating manner, a speed reducing mechanism (4) is arranged above the right side of the inner cavity of the installation shell (1), and the speed reducing mechanism (4) comprises an output shaft (41) and a connection disc (44), the radial side wall of connection pad (44) has seted up a plurality of and has been the even interval distribution's of annular T type groove (47), every the inner chamber of T type groove (47) slides and pegs graft and have T type ejector pin (45), and the outer wall of every T type ejector pin (45) all cup joints spring (46) that are located T type groove (47) inner chamber, and the most advanced draw-in groove has all been seted up to every T type ejector pin (45), the outer wall of I-shaped leading wheel (32) is just right from top to bottom with connection pad (44), and has connect conveyer (33) around between the draw-in groove of the T type ejector pin (45) of I-shaped leading wheel (32) and connection pad (44) radial peak.

2. The twin-support variable torque reduction mechanism of a centerless grinder as defined in claim 1, wherein: the upper end and the lower end of the mounting shell (1) are provided with fixing plates (11) connected with the inner mounting station of the centerless grinder on the left side, and the mounting holes (12) penetrating through the left side wall and the right side wall of the fixing plates (11) are formed in the two fixing plates (11).

3. The twin-support variable torque reduction mechanism of a centerless grinder as defined in claim 1, wherein: the utility model discloses a power shaft, including installation casing (1), well cavity inner chamber left side is equipped with four support columns (13) that are the even interval distribution of annular, every the rectangle breach has all been seted up to the pointed end of support column (13), and every rectangle breach inner chamber all rotates and is equipped with guide roller (14), four guide roller (14) radial lateral wall all rotates the laminating with the outer wall of power shaft (21).

4. The twin-support variable torque reduction mechanism of a centerless grinder as defined in claim 1, wherein: the right end face of a transmission rod (31) of the transmission mechanism (3) is rotatably connected with the side wall below the right end face of the inner cavity of the hollow cavity of the mounting shell (1) in an inserting mode, an I-shaped guide wheel (32) is fixedly connected with the left end of the transmission rod (31), and a second gear wheel disc (34) is fixedly connected to the outer wall of the transmission rod (31) in a sleeved mode.

5. The twin-support variable torque reduction mechanism of a centerless grinder as defined in claim 1, wherein: the right end of the output shaft (41) penetrates through the right end face of the mounting shell (1) in a rotating mode, and the connecting disc (44) is fixedly connected with the left end of the output shaft (41).

6. The twin-support variable torque reduction mechanism of a centerless grinder as defined in claim 1, wherein: the left end of the outer wall of the output shaft (41) is rotatably sleeved with an auxiliary sleeve (42), and the radial side wall of the auxiliary sleeve (42) is fixedly welded with the top end face of a hollow cavity of the mounting shell (1) through a connecting rod (43).