10results about How to "Guaranteed normal sliding" patented technology

The utility model discloses a device for detecting fatigue strength of torsion bar springs of chassis of various vehicles. The device structurally comprises an electrified positioning block, a parallel base, a protection plate, an electric control plate, a first detection body, a second detection body and a sliding rail, according to the utility model, the transverse slide rail is arranged on the parallel base as a basis, and the slide block at the lower end of the solid block of the second detection body slides in the slide rail, so that the distance between the detection rotating shaft in the convex block at the upper end of the solid block and the detection rotating shaft of the first detection body can be changed, and therefore, the torsion bar spring detection device can be matched with various torsion bar springs with different lengths; the torsion bar spring detection device can effectively adapt to torsion bar springs with different lengths for detection, a large number of driving parts can be saved for use through manual pushing of the control push block on the solid block, and the effects of saving cost and improving the practicability of the whole detection device can be achieved.

The utility model belongs to the technical field of suction nozzles, and particularly relates to a double-guide-column suction nozzle which comprises a suction nozzle base and a rubber pad, the rubber pad is fixedly connected to the bottom face of the suction nozzle base, a plurality of air holes are formed between the suction nozzle base and the rubber pad and communicated with the outside, an inserting groove is formed in the top face of the suction nozzle base, a suction nozzle rod is inserted into the inserting groove, and the suction nozzle rod is connected with the rubber pad. The peripheral side of the suction nozzle rod is sleeved with a suction nozzle sleeve rod; the limiting assembly is located between the suction nozzle rod and the suction nozzle sleeve rod and used for limiting the suction nozzle sleeve rod on the peripheral side of the suction nozzle rod; the limiting plate is fixedly connected to the peripheral side of the suction nozzle sleeve rod, two guide columns are inserted into the limiting plate, and the peripheral sides of the two guide columns and the peripheral side of the suction nozzle rod are.. The problems that when the suction nozzle is used, the stability is poor, when the suction nozzle adsorbs materials, the suction nozzle can not be accurately aligned to a target position, the adsorption position deviates, and the suction nozzle cannot be accurately aligned to the target position are solved. Therefore, the subsequent processing or assembling precision is influenced, and the product quality is reduced.

The utility model discloses a full-degradable lunch box conveying device, which belongs to the technical field of lunch box conveying and comprises a conveying plate, four supporting legs are arranged at the bottom of the conveying plate, a groove is formed in the top of the conveying plate, a conveying mechanism is arranged in the groove, fixing mechanisms are arranged on two sides of the conveying plate, and the fixing mechanisms are fixed on the conveying plate. A same top plate is installed at the tops of the two fixing mechanisms, two limiting plates are arranged at the bottom of the top plate, the conveying mechanism comprises two conveying rollers, the two conveying rollers are rotationally installed in a groove, and the outer sides of the two conveying rollers are in transmission connection with a same conveying belt; and a servo motor is fixedly mounted on the outer side of the conveying plate. The two limiting plates can play a limiting role when the meal boxes are conveyed, deviation and scattering of the meal boxes during conveying are avoided, the at least three limiting plates are arranged, the conveying belt can be divided into two conveying intervals, and the application range is expanded.

The application discloses a sliding positioning type layered settlement monitoring device and a use method thereof. The monitoring device comprises an inspection groove, a pipeline channel interface and a guide pipe joint are arranged on the side wall of the inspection groove, a positioning guide pipe is arranged at the guide pipe joint, a sensor assembly capable of adjusting the position is arranged in the positioning guide pipe, a guide pipe fixing assembly is arranged on the side wall, and the guide pipe fixing assembly is connected with a movable measuring rod. The use method comprises the following steps: lofting for settlement monitoring; drilling a hole at a monitoring point, slotting a pipeline position, digging a pit at an inspection position, supporting and pouring; installing equipment in the hole and backfilling the drilled hole; connecting the positioning guide pipe, the pipeline channel and the inspection groove and backfilling; installing a sensor assembly in the positioning guide pipe and ensuring that the sensor assembly can slide along the positioning guide pipe; and regularly maintaining and replacing the sensor assembly through the inspection groove. The application can maintain, maintain and replace the sensor assembly in the inspection groove, so that the monitoring point can meet the long-period monitoring requirement.

The embodiment of the present disclosure relates to the technical field of steel bar welding, and one embodiment of the present disclosure provides a steel bar butt welding equipment capable of achieving uniform welding, which comprises two left electrodes and two right electrodes, a butt welding frame, two electrode bearing parts and two steel bar conveying assemblies. The two electrode bearing parts are symmetrically arranged, each of the electrode bearing parts is provided with a left electrode and a right electrode, the right electrode can slide towards the left electrode, one of the electrode bearing parts is arranged on the butt welding frame, and the other electrode bearing part is arranged on the butt welding frame through an electrode position adjusting part. The two steel bar conveying assemblies are symmetrically arranged on the butt welding frame, and the electrode bearing parts are located between the two steel bar conveying assemblies. Through the above technical scheme, the steel bar butt welding equipment in the prior art is improved, the steel bar conveying precision and stability are improved during steel bar butt welding, and the problem that the steel bar welding efficiency is affected is solved.

The utility model relates to the field of quality improvement and reconstruction of existing buildings in urban renewal, and aims to provide a horizontal limiting device for an existing structure stress conversion support, which comprises an existing bottom plate, an existing underpinning part and an existing wall column, a temporary support used for bearing the load of the existing underpinning part is arranged on a jacking part of the hydraulic jack in a supported mode, a plurality of horizontal limiting assemblies are arranged in the height direction of the existing wall column at intervals, and transverse limiting rods in one-to-one correspondence with the horizontal limiting assemblies are arranged in the height direction of the temporary support; one end of the transverse limiting rod is fixedly connected with the temporary support, the other end of the transverse limiting rod is fixedly provided with a steel connecting piece, and the steel connecting piece is in longitudinal sliding fit with the horizontal limiting assembly. According to the utility model, the stability, reliability and safety of the existing structure in the stress conversion process can be enhanced, the implementation is easy, the manufacturing cost is low, and the applicability is wide.

The utility model relates to oil and gas pipeline technical field especially, more particularly to a kind of oil and gas pipeline directional drilling crossing auxiliary back dragging device, it includes: adjusting mechanism, the adjusting mechanism includes pedestal, the middle part of the pedestal is fixedly connected with connecting component, the long rod outside of the connecting component is rotatably connected with rotating bottom plate, the inside of the pedestal and rotating bottom plate is all arrayed and is equipped with screw hole two, the inside of rotating bottom plate is slidably connected with sliding side plate, the top of the connecting component is fixedly connected with receiving block, the inner side of receiving block is rotatably connected with rotating shaft one, one end of rotating shaft one is rotatably connected with receiving component, one end of receiving component is slidably connected in the inside of sliding side plate, the utility model adjusts the angle of gyro wheel one and gyro wheel two by height adjustment, rotating bottom plate drives gyro wheel one and gyro wheel two to rotate simultaneously, to adapt the change of pipeline diameter, to avoid the wear and tear of the anticorrosive layer of pipeline.

The invention discloses an explosion-proof chemical forcible entry rescue machine, and relates to the technical field of forcible entry rescue, a stainless steel forcible entry cutter for forcible entry of articles and an external force rod for additionally applying forcible entry force to the stainless steel forcible entry cutter are mounted in a forcible entry cover, and the external force rod penetrates through an outer sealing ring; the rescue device has the advantages that a double-closed barrier is constructed, external flammable and explosive gas is effectively prevented from entering or internal harmful gas is effectively prevented from leaking, the air in the forcible entry cover is extracted by the extraction pipe to form a low-oxygen environment, the air in the forcible entry cover is prevented from entering the rescue device, and the air in the forcible entry cover is prevented from entering the rescue device. The stainless steel forcible entry cutter as a core component is firm in material and not prone to generating sparks during forcible entry, the risk of spark ignition is eradicated in combination with a low-oxygen environment, the device adapts to complex environments such as combustible gas and dust in chemical places, an external force rod can apply extra forcible entry force, and it is ensured that equipment is attached to a target in the forcible entry process.

This utility model belongs to the field of wire harness detection technology, specifically providing a wire clamping mechanism based on wire harness detection. It includes a mounting plate, two opposing wire clamping blocks, two adapter plates, a transmission assembly, and a cylinder. The wire clamping blocks are slidably connected to the mounting plate via the adapter plates. The cylinder is fixedly connected to the bottom of the mounting plate via multiple fixed guide posts. The telescopic end of the cylinder is connected to the two adapter plates via the transmission assembly. The two adapter plates slide towards or away from each other under the drive of the cylinder and the transmission assembly. The transmission assembly includes a connecting post, a wire clamping push block, and two wire clamping sliders. The telescopic end of the cylinder is connected to the bottom of the wire clamping push block via the connecting post. The wire clamping push block has symmetrically arranged inclined T-shaped grooves on both sides. The two wire clamping sliders each have an inclined T-shaped slider on their opposite sides, and the two T-shaped sliders are slidably installed within the two T-shaped grooves. This utility model, through the arrangement of the transmission assembly and the cylinder, allows for convenient adjustment of the clamping force and achieves self-locking to ensure secure clamping.