Service HotlineGuangdong Yueluo Hardware Industry Co., Ltd. is a screwing fixture, including a bottom plate, a bearing seat and a hydraulic press are respectively installed on both sides of the top of the bottom plate, a bearing is installed inside the bearing seat, and the inner ring of the bearing is connected to the support The bottom end of the vertical rod is snap-connected, the top end of the supporting vertical rod is fixedly connected to the supporting horizontal rod through an adjusting screw, the bottom end of the supporting horizontal rod is provided with a chute, and the inside of the chute is connected by sliding The slider is fixedly connected with the electric batch, the hydraulic press is connected with the fixed seat through the hydraulic rod, the top of the fixed seat is fixedly connected with the screw positioning plate through two fixed blocks, and the opposite side of the two fixed blocks is provided with Clamping mechanism for clamping workpieces.
The existing method of tightening large screws is generally 1. After the nut is screwed to the connected piece by hammering + nut angle method, use a casing to connect the lever arm of the wrench, or use a free hammer to hammer the plate handle, Rotate the nut an additional angle to obtain the required preload. This is not only a primitive and labor-intensive fastening method, but also has great limitations, such as limited space, or the screw itself is a rotating shaft and so on, it is difficult to use this method.
(+): Cross slot (-): Slotted slot (T): Chrysanthemum slot (H): Hexagon socket (PZ): Bevel slot (+-): +- slot (Y): Y-shaped slot (H) : H-groove (L): Back-stop tooth (WIS): Single-moving spring washer (WIF): Single-moving flat washer (WIT): Single-moving external tooth washer (W2SF): Double-moving flat washer (W=6mm ): Washer outer diameter equal to 6mm (SUS): Stainless steel (Cu): Brass (Br): Red copper (8.8): Grade 8.8 screw (10.9): Grade 10.9 screw (12.9): Grade 12.9 screw (R): Other Notes
The existing adjusting screw is generally composed of a screw and a nut on the top of the screw. The screw is driven to rotate by means of a screwdriver, and then the screw is driven to rotate. In and out, adjusting other objects connected to it and changing position accordingly.
through-hole mounting nut, comprising a hexagonal portion 1 and a cylindrical portion 2, a threaded hole 3 is provided between the hexagonal portion 1 and the cylindrical portion 2, and two grooves 4 are opened on the cylindrical portion 2, and each of the two sides of the groove 4 has a The raised side 5, the two sides protruding from the sheet metal part 7, if squeezed or hit by the bolt 8, it will bend to both sides and buckle on the sheet metal part, so that it is not welded directly. Rubber can also be used. Each of the upper surfaces of the side edges 5 is provided with a convex point 6 so that the hammer will not slip when hitting.
We have many years of experience in the production and sales of screws, nuts, flat washers, etc. The main products are: pin fixing pins, GB12618 semi-stainless steel rivets, knurled double-way posts, concave Phillips screws and other products, we can provide you with suitable products for you. Fastener Solutions.
