Automatic centering hydraulic clamp mechanism
A hydraulic clamping and self-centering technology, which is applied in the direction of clamping, positioning devices, metal processing machinery parts, etc., can solve problems such as difficult clamping of large workpieces
Inactive Publication Date: 2011-08-17
浙江联强数控机床股份有限公司
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Problems solved by technology
[0003] The technical problem to be solved by the invention is to provide a self-centering hydraulic clamping structure carefully designed for clamping large circular workpieces, the workpiece can be automatically clamped by the self-centering hydraulic The indexing realizes the milling, drilling, and tapping of the holes in the circumferential direction of the workpiece, which solves the problem of difficult clamping of large workpieces. At the same time, one clamping can process three parts at the same time
Method used
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Embodiment Construction
[0021] The following examples are only used to illustrate the technical solutions of the present invention.
[0022] The self-centering hydraulic clamping mechanism is characterized in that the CNC rotary table 1 is composed of a lower fixed part and an upper rotating part, the oil inlet flange 20 is fixed on the fixed part of the CNC rotary table 1, and the oil outlet flange 19 is fixed on the rotating part of the CNC rotary table 1 through the connecting flange 18, and the oil circuit is connected through the circumferential oil groove, and the oil circuit of the oil outlet flange 19 is connected with the oil cylinder through the oil pipe;
[0023] The positioning sleeve 10 is fixed on the connecting flange 18 as the installation reference of the chassis 2 and the flange 12, the chassis 2 is fixed on the CNC rotary table 1 with the positioning sleeve 10 as the reference, and the cylinder bracket 11 and the flange 12 are based on the positioning sleeve 10 are fixed together o...
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The invention relates to an automatic centering hydraulic clamp mechanism. An oil inlet flange (20) is fixed on the fixed part of a numerical control revolving platform (1); an oil outlet flange (19) is fixed on the revolving part of the numerical control revolving platform (1) through a connecting flange (18); a positioning sleeve (10) is fixed on the connecting flange (18); a chassis (2) is fixed on the numerical control revolving platform (1); an oil cylinder bracket (11) and a flange (12) are fixed on the chassis (2); an oil cylinder body (13) is installed on the inner circumference of the oil cylinder bracket (11); the oil cylinder body (13) is provided with an end cover (15); the oil cylinder body (13) and the end cover (15) form an oil cylinder; a piston rod (16) and a piston sleeve (17) are fixed together to form a piston which is fixed on the flange (12); the oil cylinder body (13) is connected with a pulling rod (7) through a rotary shaft (14); a clamp body (5) is connected with the pulling rod (7) through a rotary shaft (6); a sliding block (4) is installed below the clamp body (5); and a linear guide rail (3) is fixed on the chassis (2). The automatic centering hydraulic clamp mechanism is convenient to operate and has high automatic degree.
Description
technical field [0001] The invention relates to a clamping mechanism for a large circular workpiece, in particular to a self-centering hydraulic clamping mechanism. Background technique [0002] In recent years, new energy nuclear power and wind power equipment have developed rapidly. The parts of the equipment are large in size, difficult to clamp, and low in processing efficiency. The market urgently needs an automatic clamping mechanism for clamping such parts to improve the automation of its processing and improve Processing efficiency, to achieve mass production. Contents of the invention [0003] The technical problem to be solved by the invention is to provide a self-centering hydraulic clamping structure carefully designed for clamping large circular workpieces, the workpiece can be automatically clamped by the self-centering hydraulic The indexing realizes the milling, drilling, and tapping processes of the holes in the circumferential direction of the workpiece,...
Claims
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IPC IPC(8): B23Q3/06
Inventor 蒋应军谭印书
Owner 浙江联强数控机床股份有限公司