3results about How to "Realize the fine-tuning function" patented technology

The utility model discloses a high-precision laser welding machine which comprises a main machine body, a moving device is installed on the upper portion of the main machine body, the moving device comprises an X-axis lead screw machine, the lower portion of the X-axis lead screw machine is fixedly connected with the main machine body, and a Y-axis lead screw machine is fixedly connected to the upper portion of a sliding seat of the X-axis lead screw machine. A Z-axis lead screw machine is fixedly connected to the upper portion of a sliding base of the Y-axis lead screw machine. A sliding connection structure of the rectangular sleeve and the rectangular supporting block is introduced into the fine adjustment device, the transverse installation frame and the transverse supporting rod are matched, and the fine adjustment function of the laser welding head is achieved. By means of the innovative design, the adjusting process is simplified, the adjusting precision is improved, and the stability and the repeated positioning precision of the laser welding head after adjustment are guaranteed. In this way, the device has the advantage that the device can be quickly recovered to a set accurate position even after long-time operation.

This utility model relates to the technical field of power line erection device for building construction, comprising an installation column, a spiral nail at the bottom of the installation column, a threaded hole at the top of the installation column, a threaded rod at the threaded hole, an adjustment box at the top of the threaded rod, adjustment grooves on both sides of the adjustment box, an adjustment shaft on the adjustment groove, a gear on the adjustment shaft, one end of the adjustment shaft extending to one side of the adjustment box and having an adjustment rod, and a wire harness fixing mechanism on the adjustment rod. This structure can quickly fix the installation column in the soil surface through the spiral nail without complicated digging or pretreatment work. The components in the adjustment box enable fine adjustment of the angle of the adjustment shaft, thereby facilitating the adjustment of the distance between the two adjustment rods and preventing power cables from becoming tangled.

The utility model relates to the technical field of night vision monitors, in particular to a night vision monitor with a waterproof function, which comprises a monitor main body and a fixing mechanism fixed at the bottom of the monitor main body, the front surface of the monitor main body is provided with a night vision camera module, the side surface of the monitor main body is coated with an outer waterproof shell, and the outer waterproof shell is provided with a waterproof cover. An electric heating wire is arranged on the peripheral face of the inner side of the outer waterproof shell, a draught fan is arranged at the position, communicated with an inner cavity of the outer waterproof shell, of the side face of the outer waterproof shell, sealing blocks are arranged on the two sides of the upper end of the back of the outer waterproof shell, the fixing mechanism comprises a connecting rod arranged at the bottom of the monitor body, and a pin shaft is horizontally arranged at the lower end of the connecting rod; fixed round seats are rotationally arranged at the two ends of the pin shaft, a supporting round plate is fixedly arranged on the straight face of each fixed round seat, and an adjusting unit used for adjusting the vertical height of the monitor body is arranged on the back of each supporting round plate. The monitor has a waterproof protection function, and the normal operation and use of the monitor main body are ensured.