237results about How to "Won't slip off" patented technology

The invention provides a soil sampler, in particular a soil sampler applicable to hard or loose soil. The soil sampler consists of a back propping element, a transmission unit, a sampling head and a front propping element. The soil sampler can sample easily in the hardened soil; the sampling head is provided with a soil sample cutter; when a soil sample is put into a sampling box, the sample and the soil in the sampling box are completely separated by the soil sample cutter so as to ensure that the sample does not slip; the soil sampler can sample in the loose soil where the sample is difficult to form; the sampling head is provided with a plurality of sampling box chambers so as to ensure that the soil sample is finely layered and a plurality of samples can be sampled at the same time; the bottom section of the sampling box chamber is reserved with gaps, simultaneously the side wall of the sampling box chamber is provided with a partition table and the bottom of the sampling box chamber is provided with vent holes so as to ensure that the internal and external pressures are balanced when the sample is introduced into the sampling box, the soil is not disturbed, and in-situ sampling is realized; and the volume and weight of the sampling box are definite and convenient for measuring the volume weight of the soil sample.

A disclosed hot-air ageing test box for rubber comprises a box body, a box door and a controller at one side of the box body, and is characterized in that the box body inside comprises a test chamber, the exterior of the test chamber is coated by a heat-insulation layer, and the test chamber and the heat-insulation layer are provided with communicated air holes; a hot-air channel is arranged between the heat-insulation layer and the box body, positions, at two sides of the heat-insulation layer, of the hot-air channel are both provided with a heating pipe, and one end, opposite to the heating pipe, in the hot-air pipe is provided with a blower fan; the medial-axis position in the test chamber is provided with two rotary shafts; the periphery of each rotary shaft is uniformly provided with a group of rubber clamping plates, and each rubber clamping plate is provided with a clamping part; and the rotary shafts are connected an motor. The hot-air ageing test box for rubber is uniform in ageing temperature and capable of precisely realizing heat treatment of a stretched sample band.

The invention discloses a software robot grasping device and method. The software robot grasping device comprises an annular air bag, bending drivers and a fixed device. The annular air bag is fixedlyconnected with the center of the bottom of the fixed device. The bending drivers are located on the two sides of the annular air bag and installed at the bottom of the fixed device. The annular air bag is made of an elastomer material. The side, away from the fixed device, of the annular air bag is an open end. The annular air bag comprises an inner layer, a middle layer and an outer layer. The middle layer is of a cavity structure and annularly arranged between the inner layer and the outer layer. The inner layer performs inward squeezing for clamping under the action of compressed air. Thebending drivers are internally provided with pneumatic grid structures and are bent towards the annular air bag under the action of compressed air. The tail ends of the bending drivers are each of a fingertip simulating structure. Through holes are formed in the fixed device and communicate with the middle layer and the pneumatic grid structures correspondingly. Through the coordinate work of theannular air bag and the bending drivers, a columnar object can be efficiently and reliably grasped and clamped, and the software robot grasping device can effectively complete complicated actions suchas unscrewing, screwing, outward pulling and inward inserting in cooperation with a mechanical arm.

The invention provides a novel steel tube machining device, and particularly relates to an adjustable steel tube joint closing device which comprises a base, a press-fitting roller fixing seat, a first press-fitting roller, a second press-fitting roller, a third press-fitting roller and a lifting support. By means of the adjustable steel tube joint closing device, press-fitting adjustment can be carried out from multiple angles, prominent load bearing capacity and press-fitting precision are achieved, the novel press-fitting rollers can be better attached to the surfaces of tubes to be machined, press-fitting force is accurate and uniform, tube joint closing efficiency and quality can be effectively improved, operation is easy, and operation safety risks are effectively lowered.

The invention discloses a combined type all-metal steel wire rope vibration isolator which is easy to disassemble, has various types of vibration isolation units with strong replaceability, variable rigidity and variable damping, reduces vibration quickly, has a simple structure and is convenient to install and maintain. The combined type steel wire rope vibration isolator mainly comprises a basic vibration isolating unit, an expandable vibration isolating unit and a buckle. The units are connected together through bolts. The vibration isolator has the characteristics of strong vibration isolation and reduction capacity in any direction, large damping, strong impact resistance capacity, good broadband vibration absorbing performance, obvious nonlinear characteristics, various combination modes and the like, is convenient to assemble and disassemble, convenient to package and easy to maintain and is suitable for mass production and single-piece character assembly. So the vibration isolator is widely applied in the fields of vibration reduction, vibration isolation and impact resistance of machinery and instruments under dynamic load.

The invention discloses a seat face sleeve and carpet cloth installing and fixing device. The seat face sleeve and carpet cloth installing and fixing device is provided with a framework attached to an automobile body and a seat. The framework is provided with grooves, and a buckle is arranged on one side of each groove. The device is provided with multiple first section bars connected with a seat face sleeve, reverse buckles are arranged on the two sides of the lower end of each first section bar, and the reverse buckle on one side of the lower end of each first section bar can be matched with the corresponding buckle. The device is provided with multiple second section bars connected with carpet cloth, and the lower ends of the second section bars are provided with barbs capable of being matched with the reverse buckles on the other sides of the lower ends of the first section bars. The seat face sleeve and carpet cloth installing and fixing device has the beneficial effects that the structure is simple, cost is low, assembly is easy and quick, the seat face sleeve and the carpet cloth can achieve a tight covering effect, and the device is unlikely to be damaged, economical, durable and convenient to detach and wash. The device is particularly suitable for installing and fixing the seat face sleeve and the carpet cloth of a saloon car and other high-grade automobiles.

The invention relates to a plastic handle assembling machine which comprises a plastic handle clamping mechanism, a workpiece clamping mechanism and a control device. The plastic handle clamping mechanism and the workpiece clamping mechanism are arranged on an installing platform; the workpiece clamping mechanism comprises a transverse movement mechanism, a vertical movement mechanism, a clamping table and a clamping table swing mechanism; and the plastic handle clamping mechanism comprises a fixing support, a movable type clamping device and a pushing air cylinder. According to the aim, the plastic handle assembling machine is provided, a plastic handle and a workpiece are clamped by the machine, the workpiece and the plastic handle are assembled through a driving device, and therefore it can be guaranteed that the handle is even in stress and free of slippage in the assembling process, the operation difficulty and the labor intensity of workers are reduced, and the product quality and the production efficiency are improved.

The invention belongs to the technical field of pressure casting and discloses a cushion cylinder for a hot-chamber die casting machine. The cushion cylinder for the hot-chamber die casting machine comprises a cylinder body; the left end of the cylinder body is provided with a left end cover in a matched mode; the right end of the cylinder body is provided with a right end cover in a matched mode; a piston is arranged in a piston cavity inside the cylinder body in a matched mode; the piston is fixedly connected with a piston rod; the piston rod penetrates through the left end and is in sliding connection with the left end cover; a cushion cover is arranged on the right end cover and comprises an outer housing and an inner housing; an air channel communicated with the piston cavity is formed between the outer housing and the inner housing; a through hole is formed in the position, inside the inner housing, of the right end cover and is connected with an airbag in a covering mode; a cushion chamber is formed between the airbag and the inner housing. When the piston rightwards moves in the piston cavity, part of compressed air enters the cushion chamber through the air channel, so that the airbag is inflated and expands, when the piston rightwards moves to the limitation position, the piston moving at a high speed impacts on the airbag, cushioning is formed, and the piston decelerates gradually. Through the cushioning mode, the piston is prevented from directly colliding with the right end cover, and the cylinder is prevented from being destroyed.

The invention relates to the field of automobile towing tools, in particular to a winch device for automobile towing and a using method of the winch device. The winch device comprises a connecting frame fixedly connected to a vehicle frame through a bolt assembly, a connecting plate is fixed on the connecting frame, a winding block for winding a traction steel wire rope is fixed on the connectingplate, a pre-tightening mechanism for pre-tightening the traction steel wire rope wound on the winding block is arranged on the connecting frame, and a pressing mechanism is arranged on the connectingplate, and is in drive connection with the pre-tightening mechanism; the pressing mechanism is in drive connection with a rope clamping mechanism, the traction steel wire rope penetrates the wire clamping mechanism and is wound on the winding block, and the rope clamping mechanism is used for clamping and fixing the traction steel wire rope. According to the winch device for automobile towing andthe using method of the winch device, compression force of the traction steel wire rope is automatically increased by the pre-tightening mechanism and the pressing mechanism under the condition thatthe traction steel wire rope is pressed greatly, so that the traction steel wire rope cannot slip; and moreover, the whole winch device is simple and convenient to mount and dismount, the structure issimple, and practicability is improved.

The invention relates to an easy-to-clamp surface spraying device for a high-speed wire rod guide wheel. The device includes an operation platform, a sliding groove, a connecting frame, a regulating tube, a clamping slider and a cleaning groove. One side of the operating platform is fixed with a paint guide rail which is perpendicular to the clamping guide rail. The sliding groove is arranged on the side, away from the paint guide rail, of the operation platform, the side, away from the operation platform, of the sliding groove is provided with the slider, the connecting frame is fixed on theside face of the operation platform, the inner side of the paint guide rail is provided with a through hole, and the side, away from the paint guide rail, of the through hole is provided with a fastening handle. According to the easy-to-hold surface spraying device for the high-speed wire rod guide wheel, springs and protective pads form a combined clamp mechanism, the high-speed wire rod guide wheel directly presses the springs through the protective pads, since the protective pads are soft, the high-speed wire rod guide wheel can not be damaged by the protective pads, the opposite acting force of the springs directly acts on the surfaces of the two ends of the high-speed wire rod guide wheel so that the high-speed wire rod guide wheel can be clamped tightly and fastened. The device facilitates clamping of the high-speed wire rod guide wheel.

The invention provides a desktop type round hole display fixing bracket. The desktop type round hole display fixing bracket comprises a clamping base, a lower arm section, an upper arm section and a hinge assembly. The clamping base comprises a fixed column matched with a round hole in a table board in an inserted mode and a locking device used for fixedly connecting the fixed column with the table board. The lower end of the lower arm section is pivoted to the clamping base. A first spring is arranged between the clamping base and the lower arm section. The first spring is compressed or stretched to tend to force the lower arm section to raise up to provide supporting force for the upper arm section and a display. The desktop type round hole display fixing bracket is provided with the clamping base matched with the round hole in the table board in the inserted mode. After fixation, the clamping base and the table board are connected more firmly, and the round hole of the table board achieves the more stable fixing effect on a supporting frame. After long-term use, the desktop type round hole display fixing bracket cannot slip off, occupies a small space and brings great convenience to life or office work of people.

The present invention relates to a pleating device, in particular to a pleating device which can be assembled on a common sewing machine. The technical problem to be solved by the present invention is how to overcome the defects that: pleats produced by the prior pleating device are uneven, and the widths of the pleats are inconvenient to be adjusted. Therefore, the present invention comprises a transmission mechanism, a crank-slider mechanism and a feeding shovel blade which are connected in sequence, wherein, the rotation provided by a power source is transmitted to the crank-slider mechanism by the transmission mechanism, and transformed into the reciprocating motion of the feeding shovel blade by the crank-slider mechanism. The present invention is characterized in that: the feeding shovel blade consists of a main shovel blade and a minor shovel blade which are mutually matched up and down for clamping the raw materials to be processed. After the proposal is adopted, the present invention has the advantages of simple structure and convenient use, and is suitable to produce the pleats in various widths, which is an ideal upgrading product for the prior pleating device.

The invention relates to a forest fallen leaf cleaning vehicle, belongs to the field of environmental protection devices, and particularly relates to a device which picks up fallen leaves by the aid of hooked needles, collects and treats the picked up fallen leaves. The cleaning vehicle has the advantages that fallen leaves in a forest can be collected and treated, manual sweeping by traditionaltools is omitted, a plurality of hooked needles are arranged on a front rotating shaft, an unidirectional cleaning range is wider, the cleaning vehicle is provided with two groups of hooked needles, so that the fallen leaves are thoroughly cleaned, missing of fallen leaf cleaning is avoided, the fallen leaves are picked up by the hooked needles, burden of bend down picking up of workers is reduced, barbs are arranged on the hooked needles, the fallen leaved stuck on the ground can be picked up and cannot slide out, the fallen leaves on the hooked needles are more conveniently and rapidly takendown by the aid of a front scraper and a rear scraper, fallen leaf taking frequency of the front scraper and positions of the hooked needles are coordinated by bumps, and a storage box suffered fromjolting does not easily slip by the aid of a rear inclined bump of a frame.

The invention relates to the technical field of water blockage equipment, and discloses a water injection type water blockage air bag and an application method thereof. The application method of the water injection type water blockage air bag specifically comprises the following steps that firstly, a three-phase power source is connected, an air compressor is adjusted, an air pressure meter of theair compressor is checked to the normal air pressure, a water pressure vehicle and an air pump get ready, the seal performance of an air nozzle and a pipe connector is checked, and a medical oxygen meter air entrapping pipe and the air compressor are connected to serve as an emergency air source; and secondly, a diver enters a water conveying pipeline for underwater groping, and whether impurityburrs exist in the water conveying pipeline or not is checked. Water is injected into an air bag body, the weight of the air bag body and the water pressure to the side wall of the air bag body from water are increased, friction force between the air bag body and the inner wall of the water conveying pipeline is increased, accordingly, the capability of bearing the water pressure under the actionof a high water head is improved, water injection is equivalent to reduction of internal space of the air bag body, accordingly, the inflation amount is reduced, the effect of lowering the gravity center of the air bag body is achieved, and stability of the air bag body is improved.

The invention relates to the work of oil recovery operations of oilfields, in particular to a signal transmission method for a downhole measurement and control system. The signal transmission is achieved through carrying out close connection and sealing on cable cores, a pressing cap, a wire pipe, a spacing ring, a sealing ring, a cable, an oil tube, a guard plate, a rubber protection block, screws, a coupling, an oil tube short joint, a connecting plate, a pressure plate, a sensor, a guard pipe and a steel belt throat hoop; and according to the signal transmission method, the cable or an outer armor of a capillary tube is adopted to be closely connected with the oil tube and serve as a ground wire for signal transmission, and the single-core signal transmission is achieved; the cable is fixed with the sensor by adopting the connecting plate and the back plate which are provided with unique designs, and the cable is fixed with the oil tube by adopting a guard plate assembly and a steel belt, so that the fixation of the cable is achieved; and the sealing of a wellhead is achieved by adopting a wire pipe sealing method with a unique design.