CN218670490U

CN218670490U - High-stability precision forging forming reverse gear

Info

Publication number: CN218670490U
Application number: CN202222703112.6U
Authority: CN
Inventors: 陈祖勇
Original assignee: Yuhuan Kingtime Machinery Forging Co ltd
Current assignee: Yuhuan Kingtime Machinery Forging Co ltd
Priority date: 2022-10-14
Filing date: 2022-10-14
Publication date: 2023-03-21
Anticipated expiration: 2032-10-14

Abstract

The utility model discloses a high stability's precision forging shaping reverse gear belongs to gear equipment technical field. A high-stability precision forging forming reverse gear comprises a gear body, a clamping block, an ejector rod and a jacking assembly; the gear body is provided with a spline groove; the gear main part still is provided with the mounting groove, and the mounting groove is linked together with the spline groove lateral wall, presss from both sides tight piece including last tight piece and lower tight piece, goes up and presss from both sides tight piece and press from both sides tight piece movable mounting at both ends about the mounting groove down, goes up and presss from both sides tight piece and all is provided with the groove with lower tight piece, and the groove on the tight piece of ejector pin one end and last tight piece and the groove on the tight piece of lower clamp offset, and the tight subassembly in top rotates and installs on the gear main part lateral wall, and the tight subassembly output in top offsets with the cooperation of the ejector pin other end, the utility model discloses the setting is through rotating the tight subassembly in top, drives the ejector pin and removes for tight piece and the tight piece removal of lower clamp are gone up to the purpose of pressing from both sides tight spline in the ejector pin promotion, and then reach the purpose that increases the connection stability between gear and the axle.

Description

High-stability precision forging forming reverse gear

Technical Field

The utility model belongs to the technical field of gear equipment, more specifically say, relate to a high stability's precision forging shaping reverse gear.

Background

Gear refers to a mechanical element on a rim with gears continuously engaged to transmit motion and power. The use of gears in transmissions has long emerged. At the end of the 19 th century, the principle of generating the cutting method and the successive appearance of special machine tools and cutters for cutting teeth by using the principle pay attention to the running stability of gears along with the development of production.

The common mode of connecting the gear and the shaft adopts spline connection, but in the traditional spline connection, the condition of looseness and instability can occur, and the condition of separation of the gear and the shaft can occur, so that the instability of a reverse gear system is caused.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a precision forging shaping reverse gear of high stability, it can realize increasing the stability of gear and hub connection, avoids appearing the condition that breaks away from.

The utility model discloses a high-stability precision forging forming reverse gear, which comprises a gear main body, a clamping block, a mandril and a jacking component; the gear body is provided with a spline groove; the gear main part still is provided with the mounting groove, the mounting groove is linked together with the spline groove lateral wall, press from both sides tight piece including last tight piece and press from both sides tight piece down, go up and press from both sides tight piece movable mounting both ends about the mounting groove with pressing from both sides tight piece lower extreme and all being provided with the groove down on pressing from both sides tight piece, ejector pin one end offsets with the groove on last tight piece and the groove on pressing from both sides tight piece down, the tight subassembly rotation in top is installed on gear main part lateral wall, the tight subassembly output in top offsets with the cooperation of the ejector pin other end, the tight subassembly in rotation top drives the ejector pin and promotes and press from both sides tight piece down, it removes to press from both sides tight piece and lower tight piece to make.

As the utility model discloses a further improvement, fixed mounting has the apron on the gear main part lateral wall, and the terminal surface offsets with last tight piece of clamp and the tight piece of clamp down in the apron, and it is spacing to last tight piece of clamp and the tight piece of clamp down, still be provided with on the apron with the spacing hole of ejector pin looks adaptation, the ejector pin runs through spacing hole and last tight piece of clamp and the groove on the tight piece of clamp down offsets.

As a further improvement of the utility model, the jacking component comprises a rotating cover and a top plate; the side wall of the gear body is provided with a connecting flange, the rotating cover is rotatably connected with the connecting flange, the lower end face of the top plate is fixedly connected with one end, far away from the clamping block, of the ejector rod, the inner end face of the rotating cover is matched and abutted with the upper end face of the top plate, and the rotating cover drives the top plate and the ejector rod to move.

As a further improvement, the connecting flange outer wall is provided with the external screw thread, rotates to cover the inner wall and is provided with the internal thread, rotates to cover and rotates with the connecting flange through external screw thread and interior screw-thread fit and be connected.

Compared with the prior art, the utility model has the advantages of:

1. the utility model discloses be provided with tight piece, ejector pin and the tight subassembly in top, through rotating the tight subassembly in top, drive the ejector pin and remove for tight piece and the tight piece removal of lower clamp are pressed from both sides in the ejector pin promotion, when the gear passes through splined connection with the axle, go up and press from both sides tight piece and the tight piece of lower clamp can play the purpose of pressing from both sides tight spline, and then reach the purpose that increases the connection stability between gear and the axle, and easy operation is convenient.

2. The utility model discloses be provided with the apron, can carry on spacingly to last tight piece of clamp and lower tight piece of clamp, avoid droing, set up spacing hole simultaneously, can carry out spacing direction to the ejector pin, avoid taking place the ejector pin skew, the unable fine promotion goes up the circumstances of pressing from both sides tight piece and lower tight piece of clamp.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic sectional structure of the present invention;

FIG. 3 is a schematic view of the structure of the mounting groove of the present invention;

fig. 4 is a schematic view of the structure of the cover plate of the present invention.

The reference numbers in the figures illustrate:

1. a gear body; 2. a top rod; 3. jacking the assembly; 301. rotating the cover; 302. a top plate; 4. a spline groove; 5. mounting grooves; 6. an upper clamping block; 7. a lower clamping block; 8. beveling; 9. a cover plate; 10. a limiting hole; 11. a connecting flange.

Detailed Description

The first embodiment is as follows: referring to fig. 1-4, a high-stability precision forging forming reverse gear comprises a gear body 1, a clamping block, a carrier rod 2 and a pushing assembly 3;

the gear body 1 is provided with a spline groove 4; the gear body 1 is further provided with a mounting groove 5, the mounting groove 5 is communicated with the side wall of the spline groove 4, the clamping block comprises an upper clamping block 6 and a lower clamping block 7, the upper clamping block 6 and the lower clamping block 7 are movably mounted at the upper end and the lower end of the mounting groove 5, grooves 8 are formed in the lower end of the upper clamping block 6 and the upper end of the lower clamping block 7, and one end of the ejector rod 2 abuts against the groove 8 in the upper clamping block 6 and the groove 8 in the lower clamping block 7; fixed mounting has apron 9 on the 1 lateral wall of gear main part, the terminal surface offsets with last tight piece 6 of clamp and lower tight piece 7 of clamp in the apron 9, it is spacing to last tight piece 6 of clamp and the tight piece 7 of clamp down, still be provided with the spacing hole 10 with 2 looks adaptations of ejector pin on the apron 9, ejector pin 2 runs through spacing hole 10 and last tight piece 6 of clamp and the tight piece 7 of clamp down on groove 8 offsets, can be when ejector pin 2 moves down through setting up of groove 8, it moves to the spline groove 4 of upper and lower both sides respectively to drive tight piece 6 of clamp and the tight piece 7 of clamp down, thereby play the effect of direction.

The tightening assembly 3 comprises a rotating cover 301 and a top plate 302; the side wall of the gear body 1 is provided with a connecting flange, the outer wall of the connecting flange is provided with an external thread, the inner wall of the rotating cover 301 is provided with an internal thread, the rotating cover 301 is in rotating connection with the connecting flange through matching of the external thread and the internal thread, the lower end face of the top plate 302 is fixedly connected with one end, far away from the clamping block, of the ejector rod 2, the inner end face of the rotating cover 301 is matched and abutted with the upper end face of the top plate 302, and the rotating cover 301 is rotated to drive the top plate 302 and the ejector rod 2 to move; so that the mandril 2 pushes the upper clamping block 6 and the lower clamping block 7 to achieve the purpose of clamping.

The utility model discloses a purpose, when the gear carries out splined connection with the axle, rotate lid 301 through rotating, drive

roof

302 and 2 downstream of ejector pin, thereby make ejector pin 2 to last tight piece 6 of clamp and press from both sides tight piece 7 down and promote, make and press from both sides tight piece and remove to the spline groove 4 of both sides respectively, and then make and go up tight piece 6 of clamp and press from both sides tight piece 7 down and cooperate the tight purpose of clamp to the spline, thereby realized the purpose of the splined connection between reinforced gear and the axle, and easy operation is convenient. Meanwhile, the connection stability of the gear can be improved, and the condition that the gear falls off is avoided.

Claims

1. The utility model provides a precision forging shaping reverse gear of high stability which characterized in that: comprises a gear body (1), a clamping block, a mandril (2) and a jacking component (3);

the gear body (1) is provided with a spline groove (4); gear main part (1) still is provided with mounting groove (5), mounting groove (5) are linked together with spline groove (4) lateral wall, press from both sides tight piece including last tight piece (6) and lower tight piece (7), go up and press from both sides tight piece (6) and press from both sides tight piece (7) movable mounting at both ends about mounting groove (5) down, it all is provided with groove (8) to press from both sides tight piece (6) lower extreme and lower tight piece (7) upper end down to go up, groove (8) on ejector pin (2) one end and last tight piece (6) and groove (8) on lower tight piece (7) offset, tight subassembly (3) in top rotates and installs on gear main part (1) lateral wall, tight subassembly in top (3) output offsets with ejector pin (2) other end cooperation, it drives ejector pin (2) and pushes up tight piece (6) and lower tight piece (7) to press from both sides in the promotion to rotate tight subassembly (3), make and press from both sides tight piece (6) and lower tight piece (7) and remove.

2. The precision forging forming reverse gear with high stability of claim 1, wherein: the side wall of the gear body (1) is fixedly provided with a cover plate (9), the inner end face of the cover plate (9) is abutted to the upper clamping block (6) and the lower clamping block (7), the upper clamping block (6) and the lower clamping block (7) are limited, a limiting hole (10) matched with the ejector rod (2) is further formed in the cover plate (9), and the ejector rod (2) penetrates through the limiting hole (10) and is abutted to a groove (8) formed in the upper clamping block (6) and the lower clamping block (7).

3. The precision forging forming reverse gear with high stability of claim 1, wherein: the jacking assembly (3) comprises a rotating cover (301) and a top plate (302); the side wall of the gear body (1) is provided with a connecting flange (11), the rotating cover (301) is rotatably connected with the connecting flange, the lower end face of the top plate (302) is fixedly connected with one end, far away from the clamping block, of the ejector rod (2), the inner end face of the rotating cover (301) is matched and abutted to the upper end face of the top plate (302), and the rotating cover (301) is rotated to drive the top plate (302) and the ejector rod (2) to move.

4. The precision forging forming reverse gear with high stability of claim 1, wherein: the outer wall of the connecting flange is provided with external threads, the inner wall of the rotating cover (301) is provided with internal threads, and the rotating cover (301) is matched with the internal threads through the external threads and is rotationally connected with the connecting flange.