71results about How to "Increase the force range" patented technology

The invention discloses a coating device of an automotive interior part. The coating device of the automotive interior part is characterized by comprising a bottom die subassembly, wherein the bottom die subassembly comprises a base on which a membrane and the automotive interior part are placed; and air holes penetrate through the surface of the base. The coating device of the automotive interior part can smoothly coat the membrane on the automotive interior part by the effect of pressure acting on the automotive interior part by coating the membrane on the base which is arranged according to the shape of the automotive interior part, and then coating the to-be-coated surface of the automotive interior part on the membrane, and thus the production efficiency is improved; and gas between the membrane and the automotive interior part can be timely discharged through the air holes in the surface of the base, so that air bubbles between the surface of the coated interior part and the membrane are greatly reduced, and the coating quality is improved.

The invention relates to an elastic-plastic steel-structured safety protection device. At present, the strikes of automobiles and ships to bridge piers or ambitus buildings are rigid strikes, energy can not be effectively dissipated to alleviate striking damage. The safety protection device comprises an outer protection layer and buffer assemblies fixed in the outer protection layer and arranged in a vertical lamellar mode, each layer of buffer assembly comprises a stiffening girder distributed in a horizontal layer mode and a buffer structural member uniformly distributed and spanned between every two adjacent stiffening girders, each buffer structural member is a pair of arc damping spokes mutually buckled, and one end of the pair of damping spokes are mutually crossed; and the buffer structural members on the adjacent buffer assemblies are mutually crossed in a vertical direction, a damping rubber block is arranged between every two adjacent stiffening girders in the vertical direction, and the adjacent damping rubber blocks in the vertical direction are mutually crossed. The invention has the advantages of high safety, good durability, strong energy dissipation effect, simple installation and convenient maintenance.

The invention discloses a part fixed clamping device for mechanical arm production. The device comprises an operation platform. A first sliding rail and a second sliding rail which are symmetrically distributed are fixedly connected with the outer wall of the top of the operation platform. The first sliding rail and the second sliding rail are the same in size and model. The inner wall of the first sliding rail and the inner wall of the second sliding rail are in rolling connection with a width adjustment mechanism. The outer wall of the top of the width adjustment mechanism is fixedly connected with a height adjustment box. A cavity is formed in the outer wall of the top of the height adjustment box. The inner wall of the cavity is in sliding connection with a connection box. According tothe part fixed clamping device for mechanical arm production, a clamping mechanism can be adjusted in real time according to the size of a part of a mechanical arm, and operation is convenient to carry out; when a small part is placed on a clamping column, the small part is wrapped up by the clamping column like a palm because the elastic effect of gravity extrusion and an elastic pad; and because a large part is high in weight, a clamping plate can be driven by gravity extrusion to overturn to wrap up the big part, and an electric telescopic rod is adjusted.

The invention discloses a pull-push type waistband buckle, wherein an insert connection slot is arranged on the inner side of a buckle plate, two side faces of the buckle plate, which are connected with the insert connection slot, are provided with connection shafts, lock hook rods are arranged on the connection shafts, the front end of each lock hook rod is provided with a lock tooth hook, the front end of the buckle plate is provided with an insert connection hole, an insert connector connected with the buckle plate is arranged in the buckle plate, two sides of the insert connector are formed with ratchets, the left end of the buckle plate is provided with a waistband head connection hole, and the right end of the insert connector is provided with a waistband tail connection hole. When the pull-push type waistband buckle is used, the buckle plate and the connection holes at the left and right ends of the insert connector are respectively connected to two ends of the waistband, the insert connector is inserted into the buckle plate through the insert connection holes of the buckle plate, and the ratchets of the insert connector are locked into a whole by the lock tooth hooks at the front ends of the lock hook rods.

The invention provides a corrugated pipe bearing and inserting auxiliary device which comprises a fixing ring, a bearing and inserting ring, fastening guide rails, rocker assemblies and clamping components. The fixing ring is connected with the fastening guide rails. Rocker arms of the rocker assemblies are connected with the bearing and inserting ring and the fastening guide rails through sliding sleeves. The fixing ring is arranged in a corrugated groove of a bearing opening, and the bearing and inserting ring is fixed in a corrugated groove of an inserting opening. Due to front-back swinging of the rocker arms, synchronous relative motion of the sliding sleeves on the two sides and the fastening guide rails is achieved, the bearing and inserting ring is driven to move towards the fixing ring, and therefore the inserting opening is inserted in the bearing opening. Due to the fact that the clamping components are arranged on the fixing ring and the bearing and inserting ring, larger arcs can be formed by the clamping components and the fixing ring and the bearing and inserting ring, and it is ensured that the force applying range of the bearing and inserting auxiliary device on the inserting opening and the bearing opening is larger and force applying is more uniform in the corrugated pipe bearing and inserting process. By means of the corrugated pip bearing and inserting auxiliary device, the splicing process of a corrugated pipe is simplified, splicing adjustment of the corrugated pipe is reduced, and therefore the splicing efficiency of the corrugated pipe is improved.

The invention relates to the technical field of civil engineering tunnel shield construction equipment, and discloses a novel shield tunnel concrete pipe piece micro reinforcing pile. The novel shieldtunnel concrete pipe piece micro reinforcing pile comprises a reinforcing pile main body; a pile body grouting port is formed in the external of the reinforcing pile main body; a cover plate is fixedly connected to the left side of the reinforcing pile main body; a cover body grouting port is formed in the cover plate; a pipe wall connecting bolt is fixedly connected to the left side of the coverplate; and a core rod is fixedly connected into the reinforcing pile main body. In the novel shield tunnel concrete pipe piece micro reinforcing pile, through use of the method and the device, the mechanical performance of soil around tunnels can be effectively improved; and a whole is formed through grouting, so that the load bearing capacity is improved, the lining and soil integrity is greatlyimproved, the stress range of the reinforcing pile main body is widened, the excessive precipitation deformation is effectively prevented, potential safety hazards in shield tunneling are greatly eliminated, and the shield method is used more safely.

Provided are a coal cutter cutting resistance sensing method based on a magnetorheological elastomer and a sensor. The problem of measurement accuracy of cutting resistance borne by cutting pick in coal cutting when a coal cutter operates and the problem of adjustment of magnetorheological elastomer rigidity are solved. The method is conducted by means of the characteristic that the magnetorheological elastomer deforms due to stress, corresponding electricity parameters are measured to obtain the magnitude of the stressed force, meanwhile the characteristic of the magnetorheological elastomer rigidity can be changed through an applied magnetic field, and the stress range of the magnetorheological elastomer is expanded. Real-time and accurate measurement of the cutting resistance is achieved, then output power of the coal cutter can be adjusted in real time according to changes of the cutting resistance, meanwhile the stress range of the cutting resistance sensor is expanded through the method that the magnetorheological elastomer rigidity is adjusted through the applied magnetic field, and the cutting resistance sensor is protected. Therefore, work efficiency of the coal cutter is improved, and the service life of the coal cutter is prolonged.

The invention relates to the technical field of metal cutting machines, in particular to an oxygen-free copper rod shearing device convenient to adjust. The technical problem to be solved by the device is that part of existing metal cutting machines in the market are inconvenient in adjustment of a cutting length of a copper rod. In order to solve the technical problem, the oxygen-free copper rodshearing device convenient to adjust comprises a machining table, wherein a sliding groove is formed in the top of the machining table. In the using process of the device, a user rotates a transmission screw rod to enable an auxiliary moving plate to rotate by means of a threaded through opening, and at the moment, due to the existence of a limiting through opening and a flow guide rod, the auxiliary moving plate cannot rotate and can only transversely move, a main baffle is made to move in the same direction in the process, when the user judges the position by means of scale marks, a length of the gap between the main baffle and the opposite side of a cutting blade of the cutting machine is equal to the length of a finished copper rod required by the user, and a cutting length can be adjusted by simply rotating the transmission screw rod.

The invention relates to a building decoration material composite aluminum-plastic plate and a manufacturing and processing method thereof, the building decoration material composite aluminum-plasticplate comprises an aluminum plate, a core material and a protective film, and in the manufacturing and processing process of the building decoration material composite aluminum-plastic plate, specialcompression molding equipment needs to be used. The compression molding equipment comprises a workbench, a portal frame, a stamping air cylinder and a pressing device, the portal frame is installed atthe upper end of the workbench, and the stamping air cylinder is installed in the middle of the portal frame; the telescopic end of the stamping cylinder is connected with the compression device; themethod for manufacturing and processing the composite aluminum-plastic plate by using the compression molding equipment comprises the following steps of aluminum coil coating, material compounding, cutting into blocks, compression molding, packaging and warehousing. The composite aluminum-plastic plate provided by the invention comprises the aluminum plate, the PE core material and the protectivefilm, the whole composite aluminum-plastic plate is of a concave-convex alternate structure, and compared with a composite aluminum-plastic plate of a flat plate structure, the composite aluminum-plastic plate is larger in stress range and higher in structural strength, and the use safety is greatly improved.

The invention relates to the technical field of bee breeding, in particular to a portable beekeeping box, comprising a bee breeding box, an upper cover installed on the top of the bee breeding box, a bottom plate installed on the bottom of the bee breeding box, and a foot arranged at the bottom of the bottom plate. Pull the external plate to pull the connecting plate out of the first placement slot, the push-pull rod rotates on the rotating shaft through the connecting rod, and snap the push-pull rod into the inside of the slot. Apply force, which effectively increases the range of force application, and can easily move the bee breeding box; pull out the walking board from the second placement slot, and then snap the walking board with the universal rolling ball downward into the Inside the foot, by rotating the fastening bolt, the fastening bolt penetrates the fastening plate and squeezes to the side of the walking plate to fix the walking plate and the foot, and the movement of the bee breeding box is driven by the rolling of the universal rolling ball, realizing the The mobile carrying of the bee breeding box.

The invention discloses a sunshade device for melon and fruit planting, and relates to the technical field of sunshade. The sunshade device comprises a first carrier plate, wherein the upper surface of the first carrier plate is fixedly connected with the bottom ends of two first support rods, the upper surface of each first support rod is provided with a first groove, a second support rod is sleeved with the corresponding first groove, and the top ends of the second support rods are fixedly connected with the lower surface of a first support plate. According to the sunshade device for melon and fruit planting, through arrangement of the first carrier plate, the first support rods, the second support rods, the first support plate, second support plates, a first winding device, a first bearing, a first driving device, a sunshade net, traction ropes, a second winding device, third support plates, a second bearing, a second driving device, a fourth support plate, third support rods, fourth support rods, a power supply, a switch and a second carrier plate, it is convenient for workers to remove the shading net when the sunshine is suitable, so that the photosynthesis of melon and fruitseedlings does not be affected, thus ensuring the growth of melon and fruit seedlings.