67results about How to "Play a buffer function" patented technology

The invention provides a crane horizontal wheel mechanism capable of adjusting a clearance. The crane horizontal wheel mechanism comprises a horizontal wheel body, a bearing, bearing end covers, a shaft sleeve, woodruff keys and an eccentric shaft, wherein one end of the horizontal wheel body is connected with the eccentric shaft, the bearing is arranged between the horizontal wheel body and the eccentric shaft, the shaft sleeve is arranged between the bearing and the horizontal wheel body, the bearing end covers are respectively arranged on both ends of the bearing, the two bearing end covers are fixedly connected with the horizontal wheel body, and the inner circular surfaces of the two bearing end covers are connected with a bearing pressing cover in an extrusion way. According to the crane horizontal wheel mechanism capable of adjusting the clearance, the clearance between a horizontal wheel and a rail can be compensated without replacing the horizontal wheel, so as to satisfy the normal guide requirement of the rail.

The invention provides a civil-engineering stone sand screening device convenient to maintain. The screening device comprises a storage bottom plate, a left support, a right support, a material guideoutput frame structure, a temporary storage hopper, a material screening frame structure, a material injection frame structure, an adjustable lead-out frame structure, a storage hopper, grips, an installation frame, a conveying switch, a vibrating switch, a dust-proof cover and a fixed lug plate, wherein the left support and the right support are respectively arranged on the left side and the right side of the upper part of the storage bottom plate through bolts. According to the screening device, the cross section of a rubber buffer sleeve is set to be tapered, so that the rubber buffer sleeve is beneficial to play a buffer function on stones falling downwards during use, and accordingly a large number of stones are prevented from colliding with the ground, smashing and ejecting to one side; and a rotary baffle plate is connected with the outer side of a fixing rod in a shaft manner and is arranged on the inner side of a transverse frame at the same time, so that the rotary baffle plate can be conveniently broken off from the lower side of a discharging pipe according to requirements during use, and accordingly gravel can be conveniently controlled to be led out from the lower side of the discharging pipe.

The invention provides an adjustable multifunctional rubber tire processing device which includes a horizontal bottom plate, supporting frames, an inverted U-shaped fixing frame, an air rod, a horizontal connecting frame, a longitudinal mounting frame, a pressure wheel, a side mounting frame, a softening fan, a cooling fan, a bottom supporting buffer frame structure, a bottom wheel frame, a conveying roller, a conveyor belt, a conveying motor, an adjustable positioning frame structure, a drive storage frame structure and an easy-to-disassemble winding frame structure. The supporting frames areinstalled on the left and right sides of the upper middle part of the horizontal bottom plate in a bolted mode; the inverted U-shaped fixing frame is installed on the upper parts of the supporting frames in a bolted mode; the air rod is installed on the middle lower part of the top end of the inverted U-shaped fixing frame; and the horizontal connecting frame is installed on the lower part of theair rod in a bolted mode. A positioning roller is axially connected to the lower part of the inner side of a mounting roller frame, pushing of a tread rubber passing through the upper side of the conveyor belt is facilitated during use, so that the tread rubber is prevented from tilting upwards after being squeezed by the pressure wheel, and the tread rubber can be positioned.

The invention discloses a printing transmission roll. The printing transmission roll comprises a transmission roll body made of stainless-steel materials, wherein the outer surface of the transmission roll body is provided with an elastic layer made of rubber materials; the thickness of the elastic layer is 2cm-4cm; the outer surface of the elastic layer is provided with a wear-resistant layer made of polytetrafluoroethylene; the thickness of the wear-resistant layer is 0.6-0.8mm. The printing transmission roll disclosed by the invention is simple in structure and convenient to use, and is wear-resistant.

The invention provides an intelligent paper surface labeling device for bogus kraft paper bag production. The labeling device comprises a transverse bottom plate, a production line conveyor belt body,a control frame, a controller, a control button, a rear side T-shaped plate, a first roller, a second roller, a driving motor, a rectangular outer frame, pulleys, a telescopic air cylinder, a cuttingframe structure, a film pasting device, a conveyor belt auxiliary support frame structure, a finished product heat dissipation air drying frame structure and an adjustable limiting frame structure, wherein the production line conveyor belt body is mounted on the upper portion of the transverse bottom plate through bolts, the control frame is embedded in the right side of the front portion of thetransverse bottom plate, the controller is mounted on the inner side of the control frame through screws, and the control button is embedded in the upper portion of the front side of the control frame. According to the labeling device, blowers are arranged on the inner side of a fan frame, and are mounted on the left side and the right side of the lower portion of a transverse rod through screws,so that a finished product passing from the upper side of the production line conveyor belt body is conveniently blown for heat dissipation during use, and an adhesive layer of the finished product isprevented from sucking dust.

The invention discloses a lifting device for a PC component production process and the PC component production process, and relates to the technical field of PC component production and machining. Thelifting device comprises a main frame body, a bearing frame body, a cross rod and a bearing rod, and is characterized in that first connecting pieces are symmetrically and fixedly connected to the two sides of the bottom of the bearing rod, wherein a U-shaped piece is fixedly connected to the top of the bearing frame body, a transverse shaft is arranged inside the U-shaped piece, and second connecting pieces are symmetrically arranged on the two sides of the interior of the U-shaped piece. According to the lifting device, a vertical groove and a spring play a role in buffering a lifting hookin the vertical direction, so that the stress borne by the lifting hook in the lifting process is reduced, and the service life is prolonged; and a connecting shaft, a vertical block, a rotating shaft, a circular cavity, a rotating disc, a semicircular groove, a ball body and a bearing shaft are used in a matched mode, so that the lifting hook can be moved conveniently, the rotation of the liftinghook is facilitated, the compensation function is achieved, and the application range of the lifting device is enlarged.

The invention discloses an automatic buffering door closer, a refrigeration device and a door body opening and closing control method. The automatic buffering door closer comprises a guide rail, a sliding block, a crank, a hydraulic buffer, a first connecting rod and a second connecting rod, wherein the sliding block is arranged on the guide rail in a sliding mode, one end of the first connecting rod is hinged to the guide rail, the crank is hinged between the sliding block and the first connecting rod, the second connecting rod is hinged to the first connecting rod, the hydraulic buffer is arranged on the guide rail and is connected to the sliding block, an electromagnet is arranged on the first connecting rod, and an iron block matched with the electromagnet is arranged on the second connecting rod.

The invention particularly relates to an anti-vibration support for a pipeline. The anti-vibration support comprises an elastic structure and supporting plates fixed to inner sides of the elastic structure; the elastic structure includes a U-shaped upper frame body and a U-shaped lower frame body; two U-shaped ends of the upper frame body sleeve two U-shaped ends of the lower frame body; a fixinggroove is arranged in each of the two U-shaped ends of the upper frame body; an airbag is arranged in each fixing groove; each airbag is installed at each of the U-shaped ends of the lower frame body;the supporting plates include an upper supporting plate, a lower supporting plate, a left side supporting plate and the right side supporting plate; the upper supporting plate is arranged at the U-shaped bottom end of the U-shaped upper frame body; the lower supporting plate is arranged at the U-shaped bottom end of the U-shaped lower frame body; the left side supporting plate is arranged at oneinner side of the U-shaped ends of the U-shaped upper frame body; and the right side supporting plate is arranged at the other inner side of the U-shaped ends of the U-shaped upper frame body. When vibration occurs, the upper part, the lower part, the left part and the right part of the anti-vibration support for the pipeline of the invention can play a role of buffering, so that the pipeline canbe prevented from being directly influenced by the vibration, the defect that the anti-vibration property the pipeline is poor is remedied, and the service life of the pipeline is prolonged.

The invention discloses a novel sand slinger for producing fasteners. The sand slinger comprises a rectangular outer frame, a feeding hopper, a longitudinal plate, a guiding hopper, a driving motor, arotating roller, L-shaped shovel plates, adjustable chassis structures, adjustable buffer bracket structures, a transverse mounting plate, a detachable discharging frame structure, a tool box, a transverse plate and a longitudinal partition plate. The feeding hopper is mounted on the upper side of the rectangular outer frame through bolts; and the longitudinal plate is mounted on the lower left side of the rectangular outer frame through bolts. Threaded rods are connected with the inner sides of inner threaded fixing pipes in a threaded mode, so that the position of a movable frame in the rectangular outer frame can be conveniently adjusted by using rotating rods to drive the threaded rods to rotate in the inner threaded fixing pipes during use. Buffer springs are mounted at the top of afixing frame and the upper portions of bottom supporting legs through bolts, so that the bottom supporting legs can be conveniently buffered during use, and transmission of the sand slinger to the ground can be reduced during use.

The invention relates to a rubber pressing and wrapping treatment device, in particular to a rubber pressing and packaging treatment device for rubber production, which comprises a step bottom plate, a rubber feeding device, a driving device and a rubber pressing and packaging device, wherein the rubber feeding device is fixedly mounted on the upper side of the step bottom plate, the driving device is fixedly mounted on the upper side of the step bottom plate, the rubber pressing and packaging device is fixedly installed above the step bottom plate, and the rubber pressing and packaging device is installed on the driving device. By the adoption of the rubber pressing and packaging treatment device for rubber production, rubber can be automatically pressed and packaged, the pressed and packaged rubber can be conveniently taken out, the rubber can be automatically fed, labor is liberated, and the working efficiency is improved.