CN219649293U

CN219649293U - Combined clamp for machining automobile gearbox gear

Info

Publication number: CN219649293U
Application number: CN202321238848.9U
Authority: CN
Inventors: 李克国; 曹吉朋; 薛滨; 徐学峰; 张登海; 郑君; 孔令宏
Original assignee: Zibo Geer Gear Co ltd
Current assignee: Zibo Geer Gear Co ltd
Priority date: 2023-05-19
Filing date: 2023-05-19
Publication date: 2023-09-08
Anticipated expiration: 2033-05-19

Abstract

The utility model is applicable to the technical field of clamps for gear machining, and particularly relates to a combined clamp for gear machining of an automobile gearbox, which comprises a workbench, and the combined clamp for gear machining of the automobile gearbox further comprises: the rolling bearing is installed at the downside of workstation, and rolling bearing's internal connection has the rotary rod, and the outside of rotary rod is connected with the installation roof, and a plurality of hydraulic telescoping rod is installed to the upside of installation roof, and the one end of a plurality of hydraulic telescoping rod is connected with the spacing lantern ring of second jointly. According to the combined clamp for machining the gear of the automobile gearbox, the rotating rod, the mounting top plate, the hydraulic telescopic rod, the second limiting collar, the first limiting collar, the threaded groove, the supporting top plate and the threaded fixing column are arranged, so that a plurality of gear workpieces can be stably and conveniently limited, and the outer rings of the plurality of gear workpieces can be exposed, so that machining equipment can conveniently process the outer rings of the gear workpieces, and the practicability of the combined clamp for machining the gear of the automobile gearbox is improved.

Description

Combined clamp for machining automobile gearbox gear

Technical Field

The utility model relates to the technical field of clamps for gear machining, in particular to a combined clamp for machining gears of an automobile gearbox.

Background

The combined fixing clamp is a positioning clamp which combines a plurality of limiting parts to meet the processing requirement of a specific workpiece. In the process of machining an automobile gearbox, various types of mechanical machining such as polishing and grooving are often required for the gearbox gear, so that a combined clamp for machining the gearbox gear is required to be used to meet the machining clamping and positioning requirements of the gear.

When the combined clamp for machining the gears of the automobile gearboxes, which is common in the market at present, is used, the technical defect is commonly existed, namely, after a plurality of gear workpieces are stably limited, the outer rings of the gear workpieces cannot be exposed, so that machining equipment can conveniently machine the outer rings of the gear workpieces, and the application range of the combined clamp is lower.

Disclosure of Invention

The embodiment of the utility model aims to provide a combined clamp for machining a gear of an automobile gearbox, which aims to solve the following problems: when the combined clamp for machining the gears of the automobile gearboxes, which is common in the market at present, is used, the technical defect is commonly existed, namely, after a plurality of gear workpieces are stably limited, the outer rings of the gear workpieces cannot be exposed, so that machining equipment can conveniently machine the outer rings of the gear workpieces, and the application range of the combined clamp is lower.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a modular fixture is used in automobile gearbox gear processing, includes the workstation, modular fixture is used in automobile gearbox gear processing still includes:

the rolling bearing is arranged on the lower side of the workbench, the rolling bearing is internally connected with a rotating rod, the outer side of the rotating rod is connected with a mounting top plate, a plurality of hydraulic telescopic rods are arranged on the upper side of the mounting top plate, one ends of the plurality of hydraulic telescopic rods are connected with second limiting lantern rings together, a plurality of first limiting lantern rings are sleeved on the outer side of the rotating rod, a thread groove is formed in one end of the rotating rod, thread fixing columns are connected with the inner meshing of the thread groove, and a supporting top plate is connected with the outer side of the thread fixing columns; and

the rotating assembly is arranged on the outer sides of the rotating rod and the workbench and used for driving the rotating rod to rotate through the rolling bearing.

Further, the outer ring of the rolling bearing is connected with the lower side of the workbench, and the inner ring of the rolling bearing is connected with the outer side of the rotating rod.

Further, the through hole is formed in the surface of the workbench, and the rotating rod penetrates through the through hole.

Further, rubber gaskets are arranged on the upper side of the second limiting collar, the lower side of the supporting top plate and the upper side and the lower side of the first limiting collar.

Further, the rotating assembly includes:

the second installation side plate and the first installation side plate are respectively connected to two sides of the lower side of the workbench, a driving motor and a bearing seat are respectively arranged on one side, close to each other, of the second installation side plate and the first installation side plate, and a transmission worm is arranged at the output end of the driving motor; and

the transmission worm wheel is sleeved on the outer side of the rotary rod, and the outer side of the transmission worm wheel is meshed with the outer side of the transmission worm.

Further, the outer ring of the bearing seat is connected with the side face of the first installation side plate, and the inner ring of the bearing seat is connected with the outer side of the transmission worm.

The combined clamp for machining the automobile gearbox gear has the following beneficial effects:

1. through setting up rotary rod, installation roof, hydraulic telescoping rod, the spacing lantern ring of second, first spacing lantern ring, thread groove, supporting roof and screw thread fixed column, can be stable and convenient with a plurality of gear work piece spacing, and can also make the outer lane of a plurality of gear work piece all expose outside to processing equipment carries out the processing operation to the outer lane of gear work piece, thereby has improved the practicality of this combination fixture for the gearbox gear machining of car.

2. Through setting up antifriction bearing, driving motor, transmission worm wheel, drive worm and bearing frame, a plurality of gear work piece rotation that drive rotary rod and rotary rod outside are fixed that can be automatic to make these gear work pieces can be by all-round processing, and then improved the application scope of this combination fixture for automobile gearbox gear processing.

Drawings

Fig. 1 is a schematic structural view of a combined fixture for machining gears of an automobile gearbox.

Fig. 2 is a partial cross-sectional view of a top surface of a drive assembly in a composite fixture for machining a gear of an automotive transmission.

In the figure: 1. a work table; 2. a gear workpiece; 3. a first limit collar; 4. a thread fixing column; 5. a supporting top plate; 6. a thread groove; 7. a rotating rod; 8. the second limiting lantern ring; 9. a hydraulic telescopic rod; 10. a first mounting side plate; 11. a rolling bearing; 12. a through hole; 13. a second mounting side plate; 14. a driving motor; 15. a drive worm wheel; 16. a drive worm; 17. a bearing seat; 18. and (5) installing a top plate.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Specific implementations of the utility model are described in detail below in connection with specific embodiments.

As shown in fig. 1-2, the combined fixture for machining a gear of an automobile gearbox provided by the embodiment of the utility model comprises a workbench 1, wherein the workbench 1 can be fixedly arranged in a region for machining a gear workpiece 2, and the combined fixture for machining the gear of the automobile gearbox further comprises:

the rolling bearing 11 is arranged on the lower side of the workbench 1, the rotating rod 7 is connected to the inside of the rolling bearing 11, the outer diameter of the optimized rotating rod 7 is the same as the inner diameter of the gear workpiece 2 to be subjected to limit processing, the outer ring of the rolling bearing 11 is connected with the lower side of the workbench 1, the inner ring of the rolling bearing 11 is connected with the outer side of the rotating rod 7, the outer side of the rotating rod 7 is connected with the mounting top plate 18, a plurality of hydraulic telescopic rods 9 are arranged on the upper side of the mounting top plate 18, an oil cylinder is further arranged on the outer side of the mounting top plate 18 and used for driving the hydraulic telescopic rods 9 to move, one end of the plurality of hydraulic telescopic rods 9 is connected with the second limit collar 8 together, a plurality of first limit collars 3 are sleeved on the outer side of the rotating rod 7, a thread groove 6 is formed in one end of the rotating rod 7, a thread fixing column 4 is connected with the inner side of the thread fixing column 4 in a meshed mode, a twisting handle is preferably arranged on the outer side of the supporting top plate 5, a through hole 12 is formed in the surface of the workbench 1, and the outer side of the rotating rod 7 penetrates through the through hole 12, and is tightly attached to the inner holes of the first limit collars 3 and the second limit collars 8; and

the rotating assembly is arranged outside the rotating rod 7 and the workbench 1 and is used for driving the rotating rod 7 to rotate through a rolling bearing 11;

the rotating assembly includes:

the second installation side plate 13 and the first installation side plate 10 are respectively connected to two sides of the lower side of the workbench 1, one side, close to each other, of the second installation side plate 13 and the first installation side plate 10 is respectively provided with a driving motor 14 and a bearing seat 17, and the output end of the driving motor 14 is provided with a transmission worm 16; and

the transmission worm wheel 15 is sleeved on the outer side of the rotary rod 7, the outer side of the transmission worm wheel 15 is meshed with the outer side of the transmission worm 16, the outer ring of the bearing seat 17 is connected with the side surface of the first installation side plate 10, and the inner ring of the bearing seat 17 is connected with the outer side of the transmission worm 16.

In one embodiment of the utility model, when a plurality of gear workpieces 2 are required to be stably limited on the outer side of a rotating rod 7, firstly, one gear workpiece 2 is sleeved on the outer side of the rotating rod 7 by hand, the gear workpiece 2 is attached to the top of a second limiting lantern ring 8, then the gear workpiece 2 and a first limiting lantern ring 3 are sequentially put in the outer side of the rotating rod 7 until a plurality of 0 s are sleeved on the outer side of the rotating rod 7, then the supporting top plate 5 is held by hand, a thread fixing column 4 arranged on the supporting top plate 5 is shifted into the thread groove 6 formed in one end of the rotating rod 7, so that the supporting top plate 5 and the thread fixing column 4 are stably arranged on the rotating rod 7, then, a plurality of hydraulic telescopic rods 9 arranged on an installation top plate 18 are opened, the telescopic ends of the hydraulic telescopic rods 9 drive the second limiting lantern ring 8 to move upwards, and the plurality of gear workpieces 2 and the first limiting lantern ring 3 are sequentially put in until the upper side of the first limiting lantern ring 3 at the top of the outer side of the 7 is abutted against the lower side of the supporting top plate 5, and further, the gear workpieces 2 and the first limiting lantern ring 3 are firmly supported on the supporting top plate 2 by the supporting top plate 2, the gear workpiece 2 can be machined by a plurality of gear boxes, the gear boxes 2 can be conveniently and a plurality of gear boxes are also machined, and the gear workpieces can be stably and can be machined by the gear boxes 2 on the outer ring 2 through the supporting scheme of the gear boxes;

in this embodiment, after a plurality of gear workpieces 2 are all stably limited on the outer side of the rotating rod 7, the gear workpieces 2 can be processed by using processing equipment, in order to enable the outer ring of the gear workpieces 2 to be processed by the processing equipment in all directions, the driving motor 14 can be opened, the driving motor 14 drives the driving worm 16 to rotate through the bearing seat 17, the driving worm 16 drives the driving worm wheel 15 in meshed connection with the driving worm 16 to rotate, the driving worm wheel 15 drives the rotating rod 7 to rotate through the rolling bearing 11, and then a plurality of 0 limited on the outer side of the rotating rod 7 can be processed in all directions, and as the driving mode is worm gear transmission, the rotating rod 7 can be locked by the driving worm wheel 15 and the driving worm 16 after rotating a certain angle, so that the problem that the rotating rod 7 rotates accidentally when the gear workpieces 2 are processed is avoided, and the use efficiency of the combined fixture for processing the gear of the gearbox of the automobile is improved.

In this embodiment, rubber gaskets are mounted on the upper side of the second limit collar 8, the lower side of the support top plate 5, and the upper and lower sides of the first limit collar 3. Therefore, when the plurality of gear workpieces 2 are limited by the second limiting collar 8, the first limiting collar 3 and the supporting top plate 5, the gear workpieces can be more firmly limited.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The utility model provides a modular fixture is used in automobile gearbox gear processing, includes the workstation, its characterized in that, modular fixture is used in automobile gearbox gear processing still includes:

2. The composite fixture for machining gears of automobile gearboxes according to claim 1, wherein an outer ring of the rolling bearing is connected with a lower side of the workbench, and an inner ring of the rolling bearing is connected with an outer side of the rotating rod.

3. The combination fixture for machining gears of automobile gearboxes according to claim 1, wherein the surface of the workbench is provided with a through hole, and the rotary rod is arranged in the through hole in a penetrating manner.

4. The combined clamp for machining the gear of the automobile gearbox according to claim 1, wherein rubber gaskets are arranged on the upper side of the second limiting collar, the lower side of the supporting top plate and the upper side and the lower side of the first limiting collar.

5. The composite clamp for machining gears of automobile gearboxes according to claim 1, wherein the rotating assembly comprises:

6. The composite fixture for machining gears of automobile gearboxes according to claim 5, wherein the outer ring of the bearing seat is connected with the side surface of the first mounting side plate, and the inner ring of the bearing seat is connected with the outer side of the driving worm.