36results about How to "With buffer space" patented technology

The invention discloses a method and equipment for increasing the winding length of casings, belonging to the technical field of casings, which includes a frame on which a winding shaft is installed, and the winding shaft is connected to a first power rotating device, and is characterized in that: The frame is provided with a support that can translate along the axial direction of the winding shaft, and the support is provided with a transmission roller and a steering roller positioned at the rear of the transmission roller. The steering roller changes the transmission direction of the transmission roller, and the direction of the roller shaft of the steering roller Consistent with the winding shaft. The equipment relies on the friction of the roller body to drive the casing to reciprocate and translate along the axial direction of the winding shaft, so that the casing is wound on the winding wheel installed on the winding shaft according to a certain pitch, and can be reliably turned around at both ends of the winding wheel , and wound into a flat casing roll with evenly distributed casing layers, so that the casing can be wound in a flat manner, which not only makes full use of the winding space of the winding wheel, increases the winding length, but also facilitates the casing parts to be swayed in the casing roller. Uniform force to avoid deformation.

The invention discloses a nursing mat with nano copper fibers. The nursing mat comprises a bottom plate, wherein a memory foam layer is arranged at the upper end of the bottom plate, a functional layer is arranged at the upper end of the memory foam layer, a deodorizing layer is arranged at the upper end of the functional layer, a water absorption layer is arranged at the upper end of the deodorizing layer, a groove is formed in the memory foam layer, the functional layer, the deodorizing layer and the water absorption layer, a connecting plate is arranged in the groove, a buffer device is arranged on the connecting plate, an arc-shaped plate is arranged on the buffer device, a water-permeable surface layer is arranged at the upper ends of the arc-shaped plate and the water absorption layer jointly, and a nano copper fiber layer is arranged at the upper end of the water-permeable surface layer. The arc-shaped plate at the waist is convenient to adjust according to the actual situation,certain buffer is achieved after the waist is contacted with the arc-shaped plate by the buffer device, comfort is increased, the nursing mat has functions of resisting and killing bacteria, improving blood circulation and keeping dry all the time, and use experience is improved.

The invention discloses a wooden door with buffering lines. The wooden door comprises a door frame and a core plate, and a clamping groove is formed in the door frame. The side edge of the core plateis fixed into the clamping groove of the door frame in inserted and clamped modes, and line structures are arranged between the core plate and the inner wall of the clamping groove. The line structures comprise line main bodies, and buffering grooves are formed in the side faces of the line main bodies; buffering holes are evenly formed in the bottom of each buffering groove, and abutting strips are arranged in the buffering grooves; and buffering springs are arranged in the buffering holes, the bottom faces of the abutting strips abut against the buffering springs, and under the effects of the buffering springs, the outer side faces of the abutting strips abut against the inner wall of the clamping groove or the surface of the core plate. According to the wooden door, the structure arrangement is reasonable, the door frame, the core plate and the lines can be effectively and quickly assembled, and the buffering springs and the abutting strips are matched, so that a certain buffering space is formed between the core plate and the door frame, the overall firmness of the wooded door can be guaranteed, shrinkage and expanding deformation of the wooded door is prevented, use reliability is guaranteed, applicability is high, and practicality is good.

The invention relates to an automatic testing platform for an intelligent switch. The automatic testing platform comprises a testing platform body and a control panel and is characterized in that thetesting platform body comprises a current increasing mechanism, a voltage increasing mechanism, a switch-on and switch-off mechanism and a grounding mechanism, the control panel comprises a voltage regulator, a mainframe and a three-phase standard meter, the mainframe is connected with the current increasing mechanism and the voltage increasing mechanism through the voltage regulator, the currentincreasing mechanism and the voltage increasing mechanism are connected to three wire inlet contacts and three wire outlet contacts, the three wire inlet contacts and the three outlet contacts are correspondingly connected with or disconnected with the three wire inlet connectors and the three wire outlet connectors of the intelligent switch through a contact lifting mechanism, the intelligent switch is connected with the mainframe through a control terminal, the switch-on and switch-off mechanism and the grounding mechanism are arranged on the intelligent switch and connected with the mainframe, the current increasing mechanism, the voltage increasing mechanism and the control terminal are connected with the three-phase standard meter, and the three-phase standard meter is connected to the mainframe. By the comprehensive testing platform, testing efficiency, testing stability and testing quality can be increased.

The invention discloses a high-efficiency self-adjusting shock absorber, which belongs to the field of shock absorbers. A high-efficiency self-adjusting shock absorber includes a cylinder, a pull rod and a shock absorber. The pull rod is slidably inserted into the cylinder, and the shock absorber It is socketed on the outer wall of the cylinder, the end of the tie rod is fixed with a piston, and the circumferential side of the piston is fixed with a sealing ring. There is a cavity inside the piston, and an acceleration vane is installed in the cavity. The rotation shaft is fixed on the acceleration vane, and the rotation shaft passes through the The bearing structure is rotatably connected in the cavity, the end of the tie rod is provided with a deceleration chamber, one end of the rotating shaft extends into the deceleration chamber and is fixed with a brake disc, the deceleration chamber is filled with magnetorheological fluid, and the bottom of the piston is provided with several The cavity is connected to the oil hole, and the top of the piston is provided with a number of first one-way holes and second one-way holes. In the present invention, the speed of the front end of the piston descends at a high speed, and the speed at the rear end of the descending gradually decreases, so as to achieve the purpose of self-adjustment of resistance and high-efficiency lifting Improved shock absorption efficiency and ride comfort.

The invention discloses a heat-shrinkable film blowing unit, which comprises a hot-melt machine, a heating element, a film tube and a herringbone plate. The top of the hot-melt machine is welded with a hopper, and the middle bolt of the first bracket is fixed with a film pipe, and the top of the first bracket is welded with a herringbone plate, one end of the guide cylinder is connected with an air duct, and one end of the air duct is located outside the first bracket, and the side bolts of the first bracket are connected with the second Two brackets, and the top edge of the second bracket is welded with a winding roller assembly, the upper end of the second bracket is welded with a mounting frame, and the mounting frame is located between the winding roller assembly and the first frame, the bottom of the mounting frame The inner shaft of the is connected with a guide roller. The heat-shrinkable film blowing unit removes metal substances in raw materials during the feeding stage, guides and synchronously cools the film during the forming stage, and flattens the film during the winding stage to avoid wrinkles.

An automatic production line for plastic grafting clips comprises a spiral extrusion machine, a cooling mechanism, a belt towing mechanism, a tension control mechanism, a belt feeding mechanism and a cropping mechanism, wherein the spiral extrusion machine, the cooling mechanism, the belt towing mechanism, the tension control mechanism, the belt feeding mechanism and the cropping mechanism are sequentially arranged; the tail end of the spiral extrusion machine is connected with a grafting clip mold, and the cooling mechanism comprises a cooling groove; the cooling groove is internally provided with a belt inlet guide wheel, a soaking belt guide wheel and a belt outlet guide wheel at least; the belt towing mechanism, the tension control mechanism, the belt feeding mechanism and the cropping mechanism are arranged on a supporting frame, and the tension control mechanism is arranged below the position between the belt towing mechanism and the belt feeding mechanism; and the tension control mechanism comprises a rotatable support movably hinged to the side face of the supporting frame, and a radial guide rod is arranged at the front end of the rotatable support. An extension spring fixed to the bottom of the supporting frame is further arranged on the rotatable support. The automatic production line is simple in structure, balance of belt walking tension of molding belts in all mechanisms is achieved, and the production efficiency and quality of the plastic grafting clips are improved.

An isolation and grounding interconnection device of a pole-mounted intelligent composite apparatus comprises a line input guide plate, a line output guide plate and a grounding guide plate, which are connected to a line input connector, a line output connector and one side surface of a box body respectively. The line output guide plate and the grounding guide plate are provided with a first through hole and a second through hole; a conducting rod is arranged between the line input guide plate and the grounding guide plate and passes through the first through hole; the upper end of the conducting rod is provided with a conductive contact ring; an insulating rod is arranged under the line output guide plate and passes through the second through hole; a grounding contact ring connecting with the conducting rod and the insulating rod is arranged between the line output guide plate and the grounding guide plate; and the lower end of the insulating rod is provided with a power mechanism for driving the insulating rod and the conducting rod to move up and down. The isolation and grounding interconnection device can simultaneously realize disconnection of the pole-mounted intelligent composite apparatus and grounding of a user side, thereby facilitating operation of maintainers, and ensuring personal safety of the maintainers.

The invention discloses a pay-off rack capable of automatically regulating a speed. The pay-off rack comprises a support, a pay-off shaft, a motor, an elastic diaphragm and a sensor, wherein the pay-off shaft is fixed on the support through a bearing, and one end of the pay-off shaft is connected with an output shaft of the motor; a cross beam is arranged on the support and at one side of the pay-off direction of the pay-off shaft; a wiring groove for penetration of a wire body is pre-formed in the elastic diaphragm, the two sides of the elastic diaphragm are fixed on the cross beam respectively, and a gap is reserved between the inner circumferential surface of the elastic diaphragm and the cross beam to form a buffer cavity; and the sensor is arranged in the buffer cavity, located below the wiring groove, and connected with the motor. According to the pay-off rack disclosed by the invention, the problem of wire breakage or sliding-off of the wire body due to a too high or too low tensioning force is solved through adjustment of the motor for a pay-off speed, thus effectively increasing the processing efficiency of a cable.