CN217800619U

CN217800619U - Fluted disc work piece abrasive machining actuating mechanism

Info

Publication number: CN217800619U
Application number: CN202221993921.9U
Authority: CN
Inventors: 刘显国; 冉波; 刘超
Original assignee: Taizhou Weizhi Machine Tool Co ltd
Current assignee: Taizhou Weizhi Machine Tool Co ltd
Priority date: 2022-07-27
Filing date: 2022-07-27
Publication date: 2022-11-15
Anticipated expiration: 2032-07-27

Abstract

The utility model provides a fluted disc work piece abrasive machining actuating mechanism belongs to fluted disc axle type work piece excircle abrasive machining technical field. The clamping mechanism solves the problem that a clamping mechanism in the existing grinding machine is complex in operation. The fluted disc workpiece grinding driving mechanism is externally provided with a grinding machine device for assembling the driving mechanism and clamping and processing the workpiece, and the grinding machine device comprises a grinding machine body, a grinding machine workbench, a grinding machine headstock, a grinding machine tailstock and a grinding machine grinding carriage. The utility model has the advantages of save artifical clamping's process, need not the switching-over and just can once only finish the shaft diameter abrasive machining at work piece fluted disc both ends.

Description

Fluted disc work piece abrasive machining actuating mechanism

Technical Field

The utility model belongs to the technical field of fluted disc axle type work piece excircle abrasive machining, a fluted disc work piece abrasive machining actuating mechanism is related to.

Background

The traditional grinding process of the fluted disc shaft type workpiece generally comprises the steps of tightly propping central holes at two ends of the workpiece through a headstock center and a tailstock center, then clamping the shaft diameter of one end of two ends of the workpiece through a heart chuck in the patent name of grinding machine chuck with the application number of '201320684428.3' published in China, and shifting the heart chuck through a shifting rod of a grinding machine headstock so as to drive the workpiece to rotate, wherein the grinding machine headstock grinds the shaft diameter of the other end of the workpiece.

Disclosure of Invention

The utility model aims at the above-mentioned problem that exists among the prior art, provide one kind and save artifical clamping process, need not the switching-over and just can once only finish the axle diameter abrasive machining at work piece fluted disc both ends and be applicable to the fluted disc work piece abrasive machining actuating mechanism of automated production demand.

The purpose of the utility model can be realized by the following technical proposal: a fluted disc workpiece grinding driving mechanism is characterized in that a grinding machine device which is used for assembling the driving mechanism and clamping and processing a workpiece is arranged outside the driving mechanism, and the grinding machine device comprises a grinding machine body, a grinding machine workbench, a grinding machine headstock, a grinding machine tailstock and a grinding machine wheel carriage;

the driving mechanism consists of a base arranged on a workbench of the grinding machine and a dovetail guide rail assembly arranged at the top of the base, the dovetail guide rail assembly comprises a dovetail female guide rail and a dovetail male guide rail which are matched in a guiding sliding mode, the outer end of the base is connected with a cylinder block, a driving cylinder is arranged on the cylinder block, a cylinder rod of the driving cylinder penetrates through the cylinder block to be connected with a floating joint, the head of the floating joint is connected with the dovetail female guide rail, a motor plate and a speed regulating motor connected to the motor plate are arranged at the top of the dovetail female guide rail, the front end of the motor plate is provided with a driving gear for driving a workpiece to rotate, and the speed regulating motor drives the driving gear to rotate through a belt wheel transmission mechanism.

In the grinding and processing driving mechanism for the fluted disc workpiece, the base is fixedly provided with the positioning seat which is positioned in front of the dovetail female guide rail, and the positioning seat is transversely provided with the positioning screw and the buffer.

In the fluted disc workpiece grinding driving mechanism, a wedge is embedded in a gap between the dovetail secondary guide rail and the right part of the dovetail primary guide rail, and a plurality of groups of pre-tightening assemblies used for pre-tightening the wedge are arranged in the dovetail primary guide rail;

the pre-tightening assembly comprises a steel ball, a compression spring and a screw I which are sequentially arranged from front to back, the steel ball is respectively abutted against the surface of the wedge and the front end of the compression spring, the rear end of the compression spring is abutted against the screw I, and the screw I is in threaded fit with the dovetail female guide rail.

In the fluted disc workpiece grinding driving mechanism, a seat hole is formed in the position, corresponding to the driving gear, of the motor plate, a bearing seat is welded in the seat hole, a deep groove ball bearing is arranged in the bearing seat, the driving gear is connected with the deep groove ball bearing through a connecting shaft, a gasket is arranged on the front portion of the driving gear, and the gasket is fixed on the front portion of the driving gear through a second screw.

In the above fluted disc workpiece grinding driving mechanism, the rear end of the motor plate is fixed with a pulley cover hiding the pulley transmission mechanism.

In the above fluted disc workpiece grinding driving mechanism, the motor plate is provided with a kidney-shaped hole for installing the speed regulating motor.

Compared with the prior art, the fluted disc workpiece grinding and machining driving mechanism has the advantages that the process of manual clamping is omitted, the shaft diameters of the two ends of the fluted disc of the workpiece can be ground and machined at one time without reversing, and meanwhile, the driving mechanism is controlled by the grinding machine and is suitable for the requirement of automatic production.

Drawings

Fig. 1 is a schematic perspective view of the grinding drive mechanism and the grinding machine for grinding the fluted disc workpiece.

Fig. 2 is a schematic perspective view of the grinding drive mechanism for the fluted disc workpiece.

FIG. 3 is an exploded view of the present fluted disc workpiece grinding drive mechanism.

In the figure, 1, a grinding machine workbench; 2. a grinder head frame; 3. a grinding machine tailstock; 4. a drive mechanism; 5. a base; 6. dovetail female guide rails; 7. dovetail guide rails; 8. a cylinder block; 9. a driving cylinder; 10. a floating joint; 11. a motor plate; 12. a speed-regulating motor; 13. a drive gear; 14. a pulley drive mechanism; 15. positioning seats; 16. a set screw; 17. a buffer; 20. a wedge; 21. a steel ball; 22. a compression spring; 23. a first screw; 24. a seat hole; 25. a bearing seat; 26. a deep groove ball bearing; 27. a connecting shaft; 28. a gasket; 29. a second screw; 30. a pulley cover; 31. a waist-shaped hole.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1, 2 and 3, in the fluted disc workpiece grinding driving mechanism, a grinding machine device which is assembled outside the driving mechanism 4 and is used for clamping and processing a workpiece is arranged outside the driving mechanism, and the grinding machine device comprises a grinding machine body, a grinding machine workbench 1, a grinding machine headstock 2, a grinding machine tailstock 3 and a grinding machine headstock.

In a detailed description, the driving mechanism 4 is composed of a base 5 installed on the grinding machine workbench 1 and a dovetail guide rail assembly arranged at the top of the base 5, the base 5 is installed on the grinding machine workbench 1 through a T-shaped bolt and a nut, the dovetail guide rail assembly comprises a dovetail female guide rail 6 and a dovetail male guide rail 7 which are matched in a guiding sliding mode, the outer end of the base 5 is connected with a cylinder base 8, a driving cylinder 9 is installed on the cylinder base 8, a cylinder rod of the driving cylinder 9 penetrates through the cylinder base 8 and is connected with a floating joint 10, the head of the floating joint 10 is connected with the dovetail female guide rail 6, a motor plate 11 and a speed regulating motor 12 connected onto the motor plate 11 are arranged at the top of the dovetail female guide rail 6, a driving gear 13 used for driving a workpiece to rotate is arranged at the front end of the motor plate 11, and the speed regulating motor 12 drives the driving gear 13 to rotate through a belt wheel transmission mechanism 14.

Preferably, a positioning seat 15 is fixed on the base 5 in front of the dovetail female guide rail 6, and a positioning screw 16 and a buffer 17 are transversely mounted on the positioning seat 15.

In order to improve the guiding matching precision of the dovetail guide rail assembly, a gap between the right parts of the dovetail sub-guide rail 7 and the dovetail main guide rail 6 is embedded with a wedge 20, and a plurality of groups of pre-tightening assemblies used for pre-tightening the wedge 20 are arranged in the dovetail main guide rail 6; the pre-tightening assembly comprises a steel ball 21, a compression spring 22 and a first screw 23 which are sequentially arranged from front to back, the steel ball 21 is respectively abutted against the surface of the wedge 20 and the front end of the compression spring 22, the rear end of the compression spring 22 is abutted against the first screw 23, the first screw 23 is in threaded connection with the dovetail female guide rail 6, the compression spring 22 is compressed and deformed by screwing the first screw 23, the steel ball 21 is pressed, the steel ball 21 is abutted against the wedge 20 to pre-tighten the wedge 20, and the gap between the dovetail female guide rail 6 and the dovetail sub-guide rail 7 can be adjusted.

In a further detail, a seat hole 24 is formed in the position, corresponding to the driving gear 13, of the motor plate 11, a bearing seat 25 is welded in the seat hole 24, a deep groove ball bearing 26 is arranged in the bearing seat 25, the driving gear 13 is connected with the deep groove ball bearing 26 through a connecting shaft 27, a gasket 28 is arranged on the front portion of the driving gear 13, the gasket 28 is fixed on the front portion of the driving gear 13 through a second screw 29, a belt wheel cover 30 hiding the belt wheel transmission mechanism 14 is fixed at the rear end of the motor plate 11, and a kidney-shaped hole 31 for installing the speed adjusting motor 12 is formed in the motor plate 11, so that the belt wheel transmission mechanism 14 can be conveniently tensioned and adjusted.

The working principle is as follows: after a worker (or an automatic loading and unloading manipulator) installs a workpiece between two apexes of a grinding machine headstock 2 and a grinding machine tailstock 3, the speed regulating motor 12 rotates, power is transmitted to the driving gear 13 through the transmission of the belt wheel transmission mechanism 14, the driving cylinder 9 pushes the dovetail female guide rail 6 on the dovetail female guide rail 7 forwards, the driving gear 13 also moves towards the pushing direction of the cylinder, and when the dovetail female guide rail 6 moves to be in contact with the positioning screw 16 on the positioning seat 15, the driving gear 13 is in place and is meshed with a workpiece fluted disc, so that the workpiece is driven to rotate.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms of grinding machine table 1, grinding machine head frame 2, grinding machine tail frame 3, drive mechanism 4, base 5, dovetail female guide 6, dovetail sub-guide 7, cylinder block 8, drive cylinder 9, floating joint 10, motor plate 11, governor motor 12, drive gear 13, pulley transmission 14, positioning seat 15, set screw 16, buffer 17, wedge 20, steel ball 21, compression spring 22, screw one 23, seat hole 24, bearing block 25, deep groove ball bearing 26, connecting shaft 27, washer 28, screw two 29, pulley cover 30, kidney-shaped hole 31, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any one of the additional limitations of the present invention.

Claims

1. A fluted disc workpiece grinding driving mechanism is characterized in that a grinding machine device which is used for assembling the fluted disc workpiece and clamping and processing the workpiece is arranged outside the driving mechanism (4), and the grinding machine device comprises a grinding machine body, a grinding machine workbench (1), a grinding machine head frame (2), a grinding machine tail frame (3) and a grinding machine wheel frame;

the driving mechanism (4) is composed of a base (5) installed on a grinding machine workbench (1) and a dovetail guide rail assembly arranged at the top of the base (5), the dovetail guide rail assembly comprises a dovetail female guide rail (6) and a dovetail male guide rail (7) which are matched in a guiding sliding mode, the outer end of the base (5) is connected with a cylinder base (8), a driving cylinder (9) is installed on the cylinder base (8), a cylinder rod of the driving cylinder (9) penetrates through the cylinder base (8) to be connected with a floating joint (10), the head of the floating joint (10) is connected with the dovetail female guide rail (6), a motor plate (11) and a speed regulating motor (12) connected to the motor plate (11) are arranged at the top of the dovetail female guide rail (6), a driving gear (13) used for driving a workpiece to rotate is arranged at the front end of the motor plate (11), and the speed regulating motor (12) drives the driving gear (13) to rotate through a belt wheel transmission mechanism (14).

2. The fluted disc workpiece grinding driving mechanism according to claim 1, wherein a positioning seat (15) is fixed on the base (5) and located in front of the dovetail female guide rail (6), and a positioning screw (16) and a buffer (17) are transversely arranged on the positioning seat (15).

3. The fluted disc workpiece grinding and driving mechanism is characterized in that a gap between the right parts of the dovetail guide rail (7) and the dovetail female guide rail (6) is embedded with a wedge (20), and a plurality of groups of pre-tightening components used for pre-tightening the wedge (20) are arranged in the dovetail female guide rail (6);

the pre-tightening assembly comprises a steel ball (21), a compression spring (22) and a first screw (23) which are sequentially arranged from front to back, the steel ball (21) is respectively abutted against the surface of an inclined iron (20) and the front end of the compression spring (22), the rear end of the compression spring (22) is abutted against the first screw (23), and the first screw (23) is in threaded connection with the dovetail female guide rail (6).

4. The grinding and driving mechanism for the fluted disc workpiece according to claim 1, wherein a seat hole (24) is formed in the position, corresponding to the driving gear (13), of the motor plate (11), a bearing seat (25) is welded in the seat hole (24), a deep groove ball bearing (26) is arranged in the bearing seat (25), the driving gear (13) is connected with the deep groove ball bearing (26) through a connecting shaft (27), a gasket (28) is arranged on the front portion of the driving gear (13), and the gasket (28) is fixed on the front portion of the driving gear (13) through a second screw (29).

5. A fluted disc workpiece grinding drive mechanism according to claim 1, wherein the rear end of the motor plate (11) is fixed with a pulley cover (30) which conceals the pulley transmission mechanism (14).

6. The fluted disc workpiece grinding driving mechanism according to claim 1, wherein the motor plate (11) is provided with a kidney-shaped hole (31) for mounting the speed regulating motor (12).