4results about How to "Realize multi-directional adjustment" patented technology

The utility model provides a kind of pivot balance block multidirectional adjusting device and sewing machine, belong to the balance technical field of sewing machine shaft class.It solves how to improve the technical problem of the efficiency and precision of balance adjustment.This pivot balance block multidirectional adjusting device, sewing machine includes pivot, adjusting device includes fixed mechanism, angle adjusting mechanism, distance adjusting mechanism and balance block, fixed mechanism is fixedly connected with pivot, fixed mechanism can rotate synchronously with pivot, distance adjusting mechanism is connected with angle adjusting mechanism and is used to adjust the length of distance of the centroid of balance block and pivot axis line, angle adjusting mechanism is used to adjust the included angle between the vertical line of the centroid of balance block to pivot axis line and the vertical plane where pivot axis line is located.The balance block of the utility model can realize the multidirectional adjustment of counterweight angle and distance by distance adjusting mechanism and angle adjusting mechanism, so as to make pivot balance, greatly improve the adjusting efficiency and precision.

The utility model relates to rail polishing technical field, aims at solving the problem that the existing rail polishing rust removal equipment has the limitation of rail polishing rust removal part and environmental pollution, provides a kind of rail polishing rust removal equipment with dust removal function, including frame module, polishing module and dust collection module, and polishing module and dust collection module are installed on frame module;Polishing module includes polishing head, polishing head vertical adjusting device and polishing head transverse adjusting device, and polishing head is used to polish rail, and polishing head vertical adjusting device and polishing head transverse adjusting device are respectively used to adjust the vertical position and horizontal position of polishing head, to realize the multi-position polishing of rail;The utility model can simultaneously realize the dust treatment and dust removal of rail polishing, avoid dust pollution environment, improve construction site environment;Can realize the polishing head multidirectional adjustment, realize the integrated polishing rust removal of the multi-position of rail, greatly reduce the complexity of on-site tools and instruments.

The invention provides a position-adjustable microscope lamp source device. The position-adjustable microscope lamp source device comprises a microscope main body and a microscope lamp holder, the lamp source mounting seat is vertically arranged at the upper end of the microscope main body in a sliding manner; the vertical transmission mechanism is in transmission connection with the lamp source mounting seat and is used for driving the lamp source mounting seat to linearly move up and down for adjustment; the extending frame is arranged at the front end of the lamp source mounting base, and an adjusting base is horizontally arranged at the front end of the extending frame in a sliding mode; the horizontal transmission mechanism is in transmission connection with the adjusting seat and is used for driving the adjusting seat to linearly move back and forth for adjustment; the first adjusting frame is arranged at the front end of the adjusting base in a left-right rotating mode, and a second adjusting frame is arranged at the front end of the first adjusting frame in an up-down rotating mode. According to the invention, multidirectional adjustment of the microscope lamp holder is realized, illumination requirements of different observation scenes are met, and meanwhile, accurate adjustment of the microscope lamp holder can be realized by means of a lead screw and multi-gear transmission structure.