CN218613173U

CN218613173U - Automatic feeding device for centerless grinding of motor shaft

Info

Publication number: CN218613173U
Application number: CN202222822389.0U
Authority: CN
Inventors: 张天生
Original assignee: Lianchuang Xinxiang Precision Electronics Technology Co ltd
Current assignee: Lianchuang Xinxiang Precision Electronics Technology Co ltd
Priority date: 2022-10-26
Filing date: 2022-10-26
Publication date: 2023-03-14
Anticipated expiration: 2032-10-26

Abstract

The utility model discloses a motor shaft centerless grinding automatic feeding, which comprises a housin, the top of casing is provided with the installation shell, open one side outer wall of installation shell has the through-hole, the inside of casing is provided with the action wheel, there is the motor top outer wall of casing through bolted connection, the output shaft one end of motor passes through the key-type connection with the action wheel, the bottom outer wall welding of casing has two swivel nut, the top outer wall of casing is connected with two lifting screw through the bearing, two lifting screw pass through threaded connection with two swivel nut respectively, lifting screw's bottom extends to the inside welding of casing and has the worm wheel, be connected with the worm through the bearing between the both sides inner wall of casing, the worm meshes with the worm wheel, the outside welding that the one end of worm extended to the casing has hand wheel one. The utility model discloses the rotation that utilizes the worm makes two lifting screw rotate in step, and then makes the swivel nut can drive the installation shell and carry out the altitude mixture control for the action wheel can match the not centreless mill of co-altitude and carry out the effect of pay-off.

Description

Automatic feeding device for centerless grinding of motor shaft

Technical Field

The utility model relates to a motor shaft processing technology field, concretely relates to motor shaft centerless grinds automatic feeding.

Background

The motor is a common electric appliance, the motor is provided with an output shaft, and the precision of the output shaft of the motor influences the transmission precision of the motor, so that the motor shaft needs to be polished by a centerless grinder with higher precision when being processed, and when being polished by the centerless grinder, the motor shaft with longer length needs to be polished by a feeding device to assist feeding so as to realize axial feeding of the motor shaft.

Chinese patent No. CN201620222042.4 discloses a centerless grinding automatic feeding, the on-line screen storage device comprises a base, baffle and motor and the power unit of setting on the baffle, power unit passes through connecting piece fixed connection pay-off pneumatic component, there is transport balancing unit through mounting fixed mounting on the pay-off pneumatic component, the pay-off pneumatic component passes through the defeated material conveyer belt of connecting piece fixed connection, the fixed feed inlet that is equipped with of one end of defeated material conveyer belt, the fixed pay-off mouth that is equipped with of the other end of defeated material conveyer belt, pay-off mouth department treats material district material pushing component through the fixed being equipped with of mounting, defeated material conveyer belt is close to the fixed motor that is equipped with in feed inlet department.

Automatic feeding among the prior art is inconvenient carries out the altitude mixture control, leads to inconvenient not matching the not centreless mill of co-altitude to carry out the pay-off. Therefore, there is a need to design a centerless grinding automatic feeding device for a motor shaft to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a motor shaft does not have heart and grinds automatic feeding to solve the above-mentioned weak point among the prior art.

In order to achieve the above object, the present invention provides the following technical solutions: motor shaft centerless grinding automatic feeding, which comprises a housin, the top of casing is provided with the installation shell, open one side outer wall of installation shell has the through-hole, the inside of casing is provided with the action wheel, there is the motor top outer wall of casing through bolted connection, the output shaft one end and the action wheel of motor pass through the key-type connection, the bottom outer wall welding of casing has two swivel nut, the top outer wall of casing is connected with two lifting screw through the bearing, two lifting screw passes through threaded connection with two swivel nut respectively, lifting screw's bottom extends to the inside welding of casing has the worm wheel, be connected with the worm through the bearing between the both sides inner wall of casing, worm and worm wheel meshing, the one end of worm extends to the outside welding of casing and has hand wheel one.

Furthermore, two guide sleeves are welded on the outer wall of the top of the shell, the two threaded sleeves are respectively inserted into the two guide sleeves, and an oil inlet pipe is welded on the outer wall of the top of the shell.

Furthermore, the inside sliding connection of installation shell has the wheel carrier, the inside of wheel carrier is connected with the auxiliary wheel through the bearing, the outer wall of auxiliary wheel and action wheel all is provided with the circular arc groove.

Furthermore, the outer wall of one side of the mounting shell is connected with an adjusting screw rod through threads, one end of the adjusting screw rod is connected with the wheel carrier through a bearing, and the other end of the adjusting screw rod is welded with a second hand wheel.

Furthermore, the outer wall of the bottom of the shell is welded with a base, and the outer wall of the bottom of the base is provided with a waist-shaped hole.

Further, the top outer wall welding of installation shell has the nut, the inside of nut is through threaded connection locking bolt, locking bolt's bottom is contradicted with the wheel carrier.

Furthermore, a limiting groove is formed in the inner wall of one side of the guide sleeve, a limiting block is connected to the outer wall of one side of the screw sleeve through a bolt, and the limiting block is connected to the inside of the limiting groove in a sliding mode.

In the technical scheme, the utility model provides a motor shaft centerless grinds automatic feeding, beneficial effect is:

(1) Through the worm, the lifting screw and the swivel nut that set up, the rotation that utilizes the worm makes two lifting screw rotate in step, and then makes the swivel nut drive the installation shell and carry out altitude mixture control for the action wheel can match the not effect that the centerless grinder of co-altitude carries out the pay-off.

(2) Through adjusting screw, wheel carrier and the locking bolt that sets up, utilize adjusting screw's rotation to drive the wheel carrier and remove to fix the wheel carrier through the locking bolt, make the distance between action wheel and the auxiliary wheel adjust, and then be convenient for carry out the effect of pay-off to the motor shaft of different diameters.

(3) Through the guide sleeve, the limiting block and the limiting groove which are arranged, the guide sleeve is arranged outside the lifting screw rod, so that the lifting screw rod is not easy to enter dust when in use, the limiting block slides in the limiting groove, the limiting groove can limit the movement range of the limiting block, the screw sleeve is prevented from being separated from the guide sleeve and the lifting screw rod, and the height of the installation shell is more reliably adjusted.

(4) Through the base and the waist type hole that set up, utilize to begin waist type hole on the base for can adjust the fixed position of base through waist type hole, and then make material feeding unit be convenient for debug when centerless grinder one side is installed.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic view of the overall structure provided by the embodiment of the centerless grinding automatic feeding device for the motor shaft of the present invention.

Fig. 2 is an internal structure schematic diagram provided by an embodiment of the centerless grinding automatic feeding device for the motor shaft of the present invention.

Fig. 3 is a schematic view of the internal structure of the mounting case provided in the embodiment of the centerless grinding automatic feeding device for the motor shaft of the present invention.

Fig. 4 is an enlarged schematic structural view of a position a provided in the embodiment of the centerless grinding automatic feeding device for the motor shaft of the present invention.

Description of reference numerals:

the device comprises a shell 1, a guide sleeve 2, a screw sleeve 3, an installation shell 4, a through hole 5, a lifting screw rod 6, a worm wheel 7, a worm 8, a first hand wheel 9, a base 10, a waist-shaped hole 11, a driving wheel 12, a wheel carrier 13, a circular arc groove 14, a motor 15, an adjusting screw rod 16, a nut 17, a locking bolt 18, a second hand wheel 19, an oil inlet pipe 20, a limiting groove 21, a limiting block 22 and an auxiliary wheel 23.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the attached drawings.

As shown in fig. 1-4, the embodiment of the utility model provides a motor shaft centerless grinding automatic feeding, which comprises a housin 1, the top of casing 1 is provided with installation shell 4, one side outer wall of installation shell 4 is opened there is through-hole 5, the motor shaft that needs to polish inserts the inside of through-hole 5, the inside of casing 1 is provided with action wheel 12, there is motor 15 top outer wall of casing 1 through bolted connection, motor 15's output shaft one end and action wheel 12 pass through the key-type connection, it rotates to utilize motor 15 to drive action wheel 12, the bottom outer wall welding of casing 1 has two swivel nut 3, the inside of swivel nut 3 has the internal thread, the top outer wall of casing 1 is connected with two lifting screw 6 through the bearing, two lifting screw 6 pass through threaded connection with two swivel nut 3 respectively, lifting screw 6's bottom extends to the inside welding of casing 1 has worm wheel 7, be connected with worm 8 through the bearing between the both sides inner wall of casing 1, worm 8 and worm wheel 7 mesh, it rotates simultaneously to utilize the rotation of worm 8 to drive two worm wheel 7, the one end of 8 extends to have a hand wheel 9 of casing 1, it rotates hand wheel 8 to utilize hand wheel 9 to drive.

The utility model provides a motor shaft centerless grinder automatic feeding, through worm 8, lifting screw 6 and the swivel nut 3 that sets up, the rotation that utilizes worm 8 makes two lifting screw 6 rotate in step, and then makes swivel nut 3 can drive installation shell 4 and carry out the altitude mixture control for action wheel 12 can match the not effect that the centerless grinder of co-altitude carries out the pay-off.

The utility model provides a further embodiment, the welding of the top outer wall of casing 1 has two guide pin bushing 2, two swivel nut 3 are pegged graft respectively in the inside of two guide pin bushing 2, the welding of the top outer wall of casing 1 has into oil pipe 20, conveniently add lubricating oil to the inside of casing 1 through advancing oil pipe 20, make worm 8 and worm wheel 7 meshing driven wearing and tearing reduce, one side inner wall of guide pin bushing 2 is opened there is spacing groove 21, one side outer wall of swivel nut 3 has stopper 22 through bolted connection, stopper 22 sliding connection is in the inside of spacing groove 21, set up guide pin bushing 2 in the outside of lifting screw 6, make lifting screw 6 be difficult to get into the dust when using, slide in the inside of spacing groove 21 through stopper 22, make spacing groove 21 can restrict stopper 22's range of motion, prevent to take place to break away from between swivel nut 3 and guide pin bushing 2 and the lifting screw 6, make the altitude mixture control of installation shell 4 more reliable.

The utility model provides a further embodiment, the inside sliding connection of installation shell 4 has wheel carrier 13, the inside of wheel carrier 13 is connected with auxiliary wheel 23 through the bearing, auxiliary wheel 23 and action wheel 12's outer wall all is provided with circular arc groove 14, can carry out the pay-off to the motor shaft through frictional force when action wheel 12 rotates, the motor shaft is when polishing through centerless grinding, the motor shaft can rotate in circular arc groove 14's inside, one side outer wall of installation shell 4 has adjusting screw 16 through threaded connection, adjusting screw 16's one end and wheel carrier 13 pass through the bearing and are connected, adjusting screw 16's other end welding has hand wheel two 19, the rotation that utilizes adjusting screw 16 drives wheel carrier 13 and removes, and fix wheel carrier 13 through locking bolt 18, make the distance between action wheel 12 and the auxiliary wheel 23 can adjust, and then be convenient for carry out the effect of pay-off to the motor shaft of different diameters.

The utility model provides a further embodiment, the welding of the bottom outer wall of casing 1 has base 10, and the bottom outer wall of base 10 is opened there is waist type hole 11, utilizes to begin waist type hole 11 on base 10 for can adjust the fixed position of base 10 through waist type hole 11, and then make material feeding unit be convenient for debug when centerless grinder one side is installed.

The utility model provides a further embodiment, the top outer wall welding of installation shell 4 has nut 17, and threaded connection locking bolt 18 is passed through to nut 17's inside, and locking bolt 18's bottom is contradicted with wheel carrier 13, utilizes locking bolt 18 to lock fixed to wheel carrier 13 for distance between action wheel 12 and the auxiliary wheel 23 can be fixed.

The working principle is as follows: lubricating oil is added to the inside of the shell 1 through the oil inlet pipe 20, when the motor shaft needs to be fed, the motor shaft needing to be polished penetrates through the through hole 5 of the installation shell 4, then the hand wheel 19 is rotated, the hand wheel 19 drives the adjusting screw 16 to rotate, the adjusting screw 16 drives the wheel frame 13 to move, the motor shaft is located inside the circular arc groove 14 of the driving wheel 12 and the auxiliary wheel 23, the driving wheel 12 and the auxiliary wheel 23 do not generate extrusion force on the motor shaft, then the locking bolt 18 is rotated, the locking bolt 18 is used for abutting and fixing the wheel frame 13, then the height of the installation shell 4 is adjusted, the worm 8 is driven to rotate by the hand wheel 9, the worm 8 drives the two worm wheels 7 to rotate, the two worm wheels 7 respectively drive the two lifting screws 6 to rotate, the lifting screws 6 drive the threaded sleeves 3 to ascend, the height of the installation shell 4 is adjusted, the center of the motor shaft needing to be polished corresponds to a centerless grinding machine, the power supply of the motor 15 is connected through a lead, the driving wheel 12 is rotated, and the motor shaft is moved to realize automatic polishing of the motor shaft when the motor shaft is polished.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive on the scope of the appended claims.

Claims

1. Motor shaft centerless grinding automatic feeding, its characterized in that, including casing (1), the top of casing (1) is provided with installation shell (4), one side outer wall of installation shell (4) is opened there are through-hole (5), the inside of casing (1) is provided with action wheel (12), the top outer wall of casing (1) has motor (15) through bolted connection, the output shaft one end and the action wheel (12) of motor (15) pass through the key-type connection, the bottom outer wall welding of casing (1) has two swivel nut (3), the top outer wall of casing (1) is connected with two lifting screw (6), two through the bearing lifting screw (6) pass through threaded connection with two swivel nut (3) respectively, the bottom of lifting screw (6) extends to the inside welding of casing (1) has worm wheel (7), be connected with worm (8) through the bearing between the both sides inner wall of casing (1), worm (8) and worm wheel (7) meshing, the one end of one end extension of casing (8) has hand wheel (9) outside.

2. The automatic feeding device for the centerless grinding of the motor shaft as claimed in claim 1, wherein two guide sleeves (2) are welded on the outer wall of the top of the shell (1), two screw sleeves (3) are respectively inserted into the two guide sleeves (2), and an oil inlet pipe (20) is welded on the outer wall of the top of the shell (1).

3. The automatic feeding device for the centerless grinding of the motor shaft as claimed in claim 1, wherein a wheel carrier (13) is slidably connected to the inside of the mounting shell (4), an auxiliary wheel (23) is connected to the inside of the wheel carrier (13) through a bearing, and arc grooves (14) are formed in the outer walls of the auxiliary wheel (23) and the driving wheel (12).

4. The automatic feeding device for the centerless grinding of the motor shaft as claimed in claim 3, wherein an adjusting screw (16) is connected to the outer wall of one side of the mounting shell (4) through threads, one end of the adjusting screw (16) is connected with the wheel carrier (13) through a bearing, and a second hand wheel (19) is welded to the other end of the adjusting screw (16).

5. The automatic feeding device for the centerless grinding of the motor shaft as claimed in claim 1, wherein a base (10) is welded on the outer wall of the bottom of the shell (1), and a kidney-shaped hole (11) is formed in the outer wall of the bottom of the base (10).

6. The motor shaft centerless grinding automatic feeding device as claimed in claim 3, characterized in that a nut (17) is welded on the outer wall of the top of the mounting shell (4), the inside of the nut (17) is connected with a locking bolt (18) through a thread, and the bottom end of the locking bolt (18) is abutted against the wheel carrier (13).

7. The automatic feeding device for the centerless grinding of the motor shaft as claimed in claim 2, wherein a limiting groove (21) is formed in the inner wall of one side of the guide sleeve (2), a limiting block (22) is connected to the outer wall of one side of the threaded sleeve (3) through a bolt, and the limiting block (22) is connected to the inside of the limiting groove (21) in a sliding manner.