CN216541955U

CN216541955U - Lathe fixture for vertical lathe

Info

Publication number: CN216541955U
Application number: CN202220027417.7U
Authority: CN
Inventors: 王亚功; 张相如; 任德忠
Original assignee: Jinan Huiyuan Gear Co ltd
Current assignee: Jinan Huiyuan Gear Co ltd
Priority date: 2022-01-07
Filing date: 2022-01-07
Publication date: 2022-05-17
Anticipated expiration: 2032-01-07

Abstract

The utility model discloses a lathe fixture for a vertical lathe, which comprises a bottom plate, wherein the top of the bottom plate is fixedly connected with a positioning plate, positioning pins are fixedly connected to two sides of the positioning plate, two positioning shafts are arranged at the top in the bottom plate, open washers are arranged at the tops of the two positioning shafts, screws are arranged at the tops of the open washers, sector gear main bodies are arranged at the tops of the two positioning shafts, and a plurality of positioning holes are formed in the sector gear main bodies. According to the utility model, the positioning shaft, the pressing plate, the positioning plate and the positioning pin are mutually matched, the sector-tooth workpiece is preliminarily positioned by the positioning pin on the positioning plate, and then the sector-tooth workpiece is further positioned by the two movable pressing plates and the positioning shaft from the top and the bottom respectively.

Description

Lathe fixture for vertical lathe

Technical Field

The utility model relates to the technical field of sector gear machining equipment, in particular to a lathe fixture for vertical lathes.

Background

The vertical lathe is called 'vertical lathe' for short, and the vertical lathe is mainly used for processing large and heavy workpieces with large diameters and short lengths and workpieces which are not easy to clamp on a horizontal lathe. At present, a vertical lathe is often adopted in a factory to process a sector gear, and tooth grooves are formed on the edges of the sector gear.

The traditional clamp for the vertical lathe is complex in structure, and is troublesome in fixing due to the irregular shape of the sector-tooth workpiece, so that the clamp is not beneficial to use.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: the existing fixture for the vertical lathe is complex in structure, troublesome in fixing due to the irregular shape of the sector-tooth workpiece, general in flexibility and not beneficial to use.

In order to solve the technical problems, the utility model adopts a technical scheme that: providing a lathe fixture for a vertical lathe, which comprises a bottom plate, wherein the top of the bottom plate is fixedly connected with a positioning plate, positioning pins are fixedly connected to two sides of the positioning plate, two positioning shafts are arranged at the inner top of the bottom plate, opening gaskets are arranged at the tops of the two positioning shafts, screws are arranged at the tops of the opening gaskets, sector gear main bodies are arranged at the tops of the two positioning shafts, and a plurality of positioning holes are formed in the sector gear main bodies;

the bottom plate top edge threaded connection has the bolt, bolt lateral wall middle part is provided with the clamp plate, the clamp plate top is provided with the packing ring, packing ring top and bolt cap bottom are provided with the nut jointly, clamp plate one end bottom is provided with the ejector pin.

Preferably, the two positioning shafts are respectively positioned at two sides of the positioning plate, and the device can simultaneously fix the two fan-shaped teeth, so that the machining efficiency of the fan-shaped teeth is improved.

Preferably, the screw penetrates through the split washer and is in threaded connection with the top of the positioning shaft, so that the split washer is fixed conveniently.

Preferably, the number of the bolts is four, and the four bolts are uniformly distributed in the bottom plate. The two ends of the sector-tooth workpiece on the corresponding side can be clamped conveniently by one group of every two sector-tooth workpieces.

Preferably, the nut is in threaded connection with the outer side wall of the bolt, the top and the bottom of the gasket are tightly attached to the nut and the pressing plate respectively, and the gasket is arranged, so that the pressing plate can be better fixed by the nut, the sector-tooth workpiece is fixed, and an anti-skid effect is achieved.

Preferably, one side of the sector gear main body, which is close to the positioning plate, is provided with a pin hole corresponding to the positioning pin, so that the sector gear main body can be quickly positioned.

Preferably, the bottom of the sector gear main body is tightly attached to the top of the opening gasket, and the bottom of one end, away from the ejector rod, of the pressing plate is tightly attached to the top of the sector gear main body, so that the sector gear workpiece can be clamped and positioned conveniently.

The utility model has the following beneficial effects:

1. according to the utility model, the positioning shaft, the pressing plate, the positioning plate and the positioning pin are mutually matched, the sector-tooth workpiece is preliminarily positioned by the positioning pin on the positioning plate, and then the sector-tooth workpiece is further positioned by the two movable pressing plates and the positioning shaft from the top and the bottom respectively.

2. The circular positioning shaft and the bolt are arranged at the top of the circularly arranged base plate, so that two sector-tooth workpieces can be conveniently and simultaneously fixed and processed, and the working efficiency is greatly improved.

Drawings

FIG. 1 is a schematic view of the installation of the present invention;

FIG. 2 is a schematic view of the bottom plate structure of the present invention;

fig. 3 is a schematic view of the structure of the pressure plate of the present invention.

In the figure: 1. a base plate; 2. positioning a plate; 3. positioning pins; 4. positioning the shaft; 5. a split washer; 6. a screw; 7. a bolt; 8. pressing a plate; 9. a gasket; 10. a nut; 11. a top rod; 12. a sector gear body; 13. and (7) positioning the holes.

Detailed Description

The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the utility model easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the utility model.

Referring to fig. 1-3, the lathe clamp for the vertical lathe comprises a bottom plate 1, a positioning plate 2 is fixedly connected to the top of the bottom plate 1, positioning pins 3 are fixedly connected to two sides of the positioning plate 2, two positioning shafts 4 are arranged at the top of the bottom plate 1, the two positioning shafts 4 are respectively located on two sides of the positioning plate 2, and the lathe clamp can be used for fixing two sector teeth simultaneously and improving the machining efficiency of the sector teeth.

The top of the two positioning shafts 4 is provided with an opening gasket 5, the top of the opening gasket 5 is provided with a screw 6, and the screw 6 penetrates through the opening gasket 5 and is in threaded connection with the top of the positioning shaft 4, so that the opening gasket 5 is fixed conveniently.

The tops of the two positioning shafts 4 are provided with sector gear main bodies 12, one side of each sector gear main body 12, which is close to the positioning plate 2, is provided with a pin hole corresponding to the positioning pin 3, so that the sector gear main bodies 12 can be quickly positioned, and a plurality of positioning holes 13 are formed in the sector gear main bodies 12.

The bottom of the sector gear main body 12 is tightly attached to the top of the opening gasket 5, and the bottom of the end, away from the ejector rod 11, of the pressure plate 8 is tightly attached to the top of the sector gear main body 12, so that the sector gear workpiece can be clamped and positioned conveniently.

The top edge of the bottom plate 1 is in threaded connection with four bolts 7, and the four bolts 7 are uniformly distributed in the bottom plate 1. The two ends of the sector-tooth workpiece on the corresponding side can be clamped conveniently by one group of every two sector-tooth workpieces. The middle part of the outer side wall of the bolt 7 is provided with a pressing plate 8, the top of the pressing plate 8 is provided with a gasket 9, the top of the gasket 9 and the bottom of the bolt cap 7 are jointly provided with a nut 10, the nut 10 is in threaded connection with the outer side wall of the bolt 7, the top and the bottom of the gasket 9 are respectively tightly attached to the nut 10 and the pressing plate 8, and the nut 10 can be better fixed to the pressing plate 8 through the gasket 9, so that a sector-tooth workpiece is fixed to achieve an anti-skid effect. The ejector rod 11 is arranged at the bottom of one end of the pressing plate 8, the pressing plate 8 is supported, and when the pressing plate 8 is idle, the pressing plate 8 is prevented from being attached to the bottom plate 1, so that the pressing plate 8 can be flexibly rotated.

When the utility model is used, firstly, a sector tooth workpiece to be processed is butted with the positioning pin 3 on the positioning plate 2, the positioning pin 3 is inserted into a corresponding pin hole on the sector tooth main body 12, meanwhile, the screw 6 penetrates through one corresponding positioning hole 13 on the sector tooth main body 12, the top of the open gasket 5 is attached to the bottom of the sector tooth main body 12, then, two pressing plates 8 are combined into a group, one end of each pressing plate 8, which is far away from the ejector rod 11, is pressed on two sides of the sector tooth main body 12, the nut 10 is screwed down, the pressing plates 8 are tightly attached to the sector tooth workpiece, and at the moment, the sector tooth workpiece can be further processed after being positioned.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. Lathe fixture for found car, including bottom plate (1), its characterized in that: the top of the bottom plate (1) is fixedly connected with a positioning plate (2), positioning pins (3) are fixedly connected to two sides of the positioning plate (2), two positioning shafts (4) are arranged at the top of the bottom plate (1), opening gaskets (5) are arranged at the tops of the two positioning shafts (4), screws (6) are arranged at the tops of the opening gaskets (5), fan tooth main bodies (12) are arranged at the tops of the two positioning shafts (4), and a plurality of positioning holes (13) are formed in the fan tooth main bodies (12);

bottom plate (1) top edge threaded connection has bolt (7), bolt (7) lateral wall middle part is provided with clamp plate (8), clamp plate (8) top is provided with packing ring (9), packing ring (9) top and bolt (7) cap bottom are provided with nut (10) jointly, clamp plate (8) one end bottom is provided with ejector pin (11).

2. The lathe clamp for the vertical lathe according to claim 1, wherein: the two positioning shafts (4) are respectively positioned at two sides of the positioning plate (2).

3. The lathe clamp for the vertical lathe according to claim 1, wherein: the screw (6) penetrates through the opening gasket (5) and is in threaded connection with the top of the positioning shaft (4).

4. The lathe clamp for the vertical lathe according to claim 1, wherein: the number of the bolts (7) is four, and the four bolts (7) are uniformly distributed in the bottom plate (1).

5. The lathe clamp for the vertical lathe according to claim 1, wherein: the nut (10) is in threaded connection with the outer side wall of the bolt (7), and the top and the bottom of the gasket (9) are tightly attached to the nut (10) and the pressing plate (8) respectively.

6. The lathe clamp for the vertical lathe according to claim 1, wherein: one side of the sector gear main body (12) close to the positioning plate (2) is provided with a pin hole corresponding to the positioning pin (3).

7. The lathe clamp for the vertical lathe according to claim 1, wherein: the bottom of the sector gear main body (12) is tightly attached to the top of the opening gasket (5), and the bottom of one end, far away from the ejector rod (11), of the pressing plate (8) is tightly attached to the top of the sector gear main body (12).