CN-224223675-U - Engineering machine tool casing processing location clamping device

Abstract

The utility model relates to the technical field of positioning and clamping equipment, and discloses a positioning and clamping device for processing a shell of an engineering machine, which comprises a support seat connected with a frame body on a base, a disc-shaped clamping seat arranged at the left end of the support seat, a transverse driving rod at the center of a circle driven by a first telescopic cylinder to horizontally move, the outside of the driving rod is uniformly distributed with a plurality of gear seats in a ring shape, the gear seats are connected with the driving rod through racks, the upper gears of the gear seats are meshed with the racks for transmission, the gears drive the swinging rod to rotate, and the other ends of the swinging rod are hinged with the clamping plates. The device drives the driving rod through the first telescopic oil cylinder, enables the swinging rod to tilt and erect through gear transmission, drives the clamping plate to expand outwards to clamp the shell, the oil cylinder can be disassembled after shrinkage, the operation is convenient, the gear seat and the equidistant gear set support the driving rod, the movement stability is guaranteed, the clamping of the inner side surface of the clamping plate is free from shielding, the clamping position is convenient to adjust, the shell is prevented from sliding by the outer protruding block and the right baffle, and the elevation angle of the clamping seat is adjusted by the second telescopic oil cylinder, so that the multi-angle clamping requirement is met.

Inventors

• LI PENGPENG
• Qi Erjing
• ZHENG JIANHUA

Assignees

• 焦作市星鹏实业有限公司

Dates

Publication Date

20260512

Application Date

20250528

Claims (4)

1. 1. The utility model provides a engineering machine tool casing processing location clamping device, includes base (1), wherein be equipped with support body (2) on base (1), be equipped with supporting seat (3) on support body (2), the left end of supporting seat (3) is connected with clamping seat (4), the left side of clamping seat (4) is equipped with transversely placed actuating lever (6), be connected with on supporting seat (3) and be used for driving actuating lever (6) horizontal migration's first telescopic cylinder (5), clamping seat (4) are disc structure, actuating lever (6) are located the centre of a circle of clamping seat (4), the outside of actuating lever (6) is equipped with gear seat (9) that link to each other with clamping seat (4), be equipped with rack (7) that link to each other with actuating lever (6) between actuating lever (6) and gear seat (9); The number of racks (7) and gear seat (9) is a plurality of and be annular evenly distributed around actuating lever (6), rotates on gear seat (9) and is equipped with a plurality of horizontal gears (8) that set up, and meshing transmission between a plurality of gears (8) and corresponding racks (7) all is equipped with swinging arms (10) on gear (8), and one side that gear (8) were kept away from to swinging arms (10) is equipped with splint (11), rotates between splint (11) and swinging arms (10) of adjacent side.
2. 2. The machining, positioning and clamping device for the engineering machinery shell according to claim 1, wherein the number of the racks (7) is four, the number of gear seats (9) corresponding to each rack (7) is two, the number of gears (8) between two adjacent gear seats (9) is six and is uniformly divided into three groups, and the gears (8) of each group are rotatably arranged between the two adjacent gear seats (9) through gear rotating shafts.
3. 3. A positioning and clamping device for machining a shell of an engineering machine according to claim 2, wherein each gear rotating shaft is connected with a swinging rod (10), the number of clamping plates (11) is four, and each clamping plate (11) is hinged with a plurality of swinging rods (10) on the adjacent side.
4. 4. The engineering machinery shell machining positioning and clamping device according to claim 1, wherein the frame body (2) is hinged to the supporting seat (3), a supporting plate (12) is arranged at the bottom of the supporting seat (3), a second telescopic oil cylinder (13) is arranged between the supporting plate (12) and the base (1), the output end of the second telescopic oil cylinder (13) is hinged to the supporting plate (12), a bottom plate (14) is rotatably connected to the bottom of the second telescopic oil cylinder (13), and the bottom plate (14) is connected with the base (1).

Description

Engineering machine tool casing processing location clamping device Technical Field The utility model relates to the technical field of positioning and clamping equipment, in particular to a positioning and clamping device for machining a shell of an engineering machine. Background The engineering machinery is applied to engineering, and in the engineering machining process, the machining of a mechanical shell is involved, including polishing, paint spraying, plasticity and other operations, and in order to improve the machining precision of the shell, the shell is usually required to be positioned and clamped. When the positioning and clamping device clamps the shell, the shell is usually clamped in a contact way from the outside, but the contact area is in a shielded state, the clamping position of the existing positioning and clamping device is inconvenient to adjust in the positioning process, the shielded area cannot be machined, the machining effect is affected, and the problems of complex operation and low clamping and dismounting efficiency exist in the traditional clamping mode. Accordingly, there is a need for developing a positioning and clamping device for machining a housing of an engineering machine. Disclosure of utility model The utility model aims to solve the defects in the prior art and provides a positioning and clamping device for machining a shell of an engineering machine. In order to achieve the purpose, the technical scheme is that the engineering machinery shell processing positioning and clamping device comprises a base, wherein a frame body is arranged on the base, a supporting seat is arranged on the frame body, the left end of the supporting seat is connected with a clamping seat, the left side of the clamping seat is provided with a driving rod which is transversely placed, the supporting seat is connected with a first telescopic cylinder which is used for driving the driving rod to horizontally move, the clamping seat is of a disc-shaped structure, the driving rod is positioned at the center of the clamping seat, the outer side of the driving rod is provided with a gear seat connected with the clamping seat, and a rack connected with the driving rod is arranged between the driving rod and the gear seat; The number of racks and gear seats is a plurality of and is annular evenly distributed around the actuating lever, rotates on the gear seat and is equipped with a plurality of transversely set up gears, meshing transmission between a plurality of gears and the corresponding racks all is equipped with the swinging arms on the gear, and one side that the swinging arms kept away from the gear is equipped with splint, rotates between splint and the swinging arms of adjacent side to be connected. Preferably, the number of the racks is four, the number of the gear seats corresponding to each rack is two, the number of gears between two adjacent gear seats is six and is uniformly divided into three groups, and the gears of each group are all rotationally arranged between two adjacent gear seats through a gear rotating shaft. Preferably, each gear rotating shaft is connected with the swinging rods, the number of the clamping plates is four, and each clamping plate is hinged with the plurality of swinging rods on the adjacent sides. Preferably, the frame body is hinged with the supporting seat, a supporting plate is arranged at the bottom of the supporting seat, a second telescopic oil cylinder is arranged between the supporting plate and the base, the output end of the second telescopic oil cylinder is hinged with the supporting plate, a bottom plate is rotatably connected with the bottom of the second telescopic oil cylinder, and the bottom plate is connected with the base. Compared with the prior art, the utility model has the beneficial effects that: According to the utility model, the driving rod with the rack is driven to move left through the first telescopic oil cylinder, the swinging rod is driven to rotate vertically through gear meshing transmission, the clamping plate is driven to expand outwards to clamp the shell, the oil cylinder is contracted during disassembly, the operation is convenient and efficient, the driving rod is supported by the gear seat and the gear sets distributed at equal intervals, the movement stability is guaranteed, the gear rotating shaft drives the swinging rod to hinge the clamping plate to realize outer movement, the clamping position is convenient to adjust, no area is blocked, the machining is convenient, the convex block on the outer side of the clamping plate and the baffle on the right end can prevent the shell from clamping and the clamping seat from sliding during inclination, and meanwhile, the second telescopic oil cylinder can drive the supporting seat to rotate to adjust the elevation angle of the clamping seat, so that the multi-angle clamping requirement is met. Drawings FIG. 1 is a schematic elevational view of the present utility m