60results about How to "Prevent saving" patented technology

The invention discloses a plane difference detection device of concave molded surface holes. The plane difference detection device comprises a checking fixture body, a guide sleeve arranged on the checking fixture body and a detection pin with a guide part inserted in the guide sleeve, wherein a gap pad is installed on one end away from the checking fixture body of the guide sleeve, and a through hole opposite to a center hole of the guide sleeve is formed in the gap pad; the detection pin further comprises a holding part, a detection part and a shaft sleeve axially installed on the detection part in a sliding manner, and at a detection state, the lower surface of the shaft sleeve is jointed with the surface of a workpiece, and a preset gap is reserved between the upper surface of the shaft sleeve and the lower surface of the holding part. In this way, the plane difference detection device of concave molded surface holes is simple in structure, the installation and detection processes of a checking fixture are convenient, and the installation and operation difficulty is reduced; meanwhile, a detection error caused by collision or attrition is avoided, and an accumulated error is reduced to improve the detection precision.

The invention provides pit digging equipment for agriculture. The pit digging equipment comprises a pushing frame, tires and an accelerator clamp, wherein four sliding shaft sleeves are symmetricallyarranged on two support plates of a pedal frame in a penetrated way; two support slide rods are arranged between a support platform and two U-shaped support frames in symmetrical arrangement at the bottom in a supporting way; four sliding shaft sleeves are correspondingly arranged on the four support slide rods in a sleeving way; further, the pedal frame and a gearbox fastened at the top end of the pedal frame through screw threads are glidingly arranged among the four support side rods; a hanging plate is vertically arranged at the top end of each of four support hanging frames in a bent way;a spring hanging ring is hung and welded in the middle position of the bottom of the four hanging plates. Through the arrangement of a positioning pedal, six positioning inserting rods of the positioning pedal pass through an overhead plate and continuously and downwards slide to be finally inserted inside soil at the bottom side of the overhead plate; further, the whole pit digging can be inserted and positioned through the six positioning inserting rods; the forward, backward, leftward and rightward moving during the hole drilling operation of a pit digging equipment body is avoided.

The invention discloses a pneumatic hot-press device, comprising a support, wherein a lower thermal press plate is fixed on the support, an upper thermal press plate and a piston cylinder switching plate are respectively arranged above and under the lower thermal press plate, and the upper thermal press plate, the lower thermal press plate and the piston cylinder are sequentially connected through a guide column to form an integrated movement assembly; an upper thermal press head is arranged on the lower surface of the upper thermal press plate; a sliding assembly capable of transversely moving is arranged on the upper surface of the lower thermal press plate, a lower thermal press head is arranged on the sliding assembly, and a fastening assembly is arranged close to the lower thermal press head and is used for locking the lower thermal press head; and the piston cylinder is arranged on the upper surface of the piston cylinder switching plate, an extending shaft of the piston cylinder is connected with the lower surface of the lower thermal press plate, and the lower surface of the piston cylinder switching plate is in contact with a buffering assembly. The pneumatic hot-press device disclosed by the invention has the advantages of balance pressure, quick and uniform heating, high alignment precision and long-term and reliable operation, and is suitable for large-area thermal press stacking between sheets or between sheets and films, or is suitable for complicated work conditions.

The invention relates to the technical field of hydraulic engineering design of pump bodies, in particular to a mouth ring fixed connection structure of a multistage centrifugal pump and a quick detaching method for the mouth ring fixed connection structure. The mouth ring fixed connection structure comprises a pump body upper mouth ring and a pump body lower mouth ring and is characterized in that a connecting hole is formed in a connected part of the pump body upper mouth ring and the pump body lower mouth ring; a shoulder screw is connected in the connecting hole; the shoulder screw is used, that is, the upper-half part of the shoulder screw is used for locating and the lower-half part of the shoulder screw is used for connecting. According to the scheme, the problem of insufficient space is solved; a gap is formed in the pump body upper mouth ring and is convenient for operation of mounting a tool; the connecting hole is formed in the connected part of the pump body upper mouth ring and the pump body lower mouth ring; a hollow cylindrical pin is connected in the connecting hole; threads are arranged on the inner side of the hollow cylindrical pin and are connected with an oval fillister head screw; one end of the oval fillister head screw penetrates through the hollow cylindrical pin and is connected with the pump body lower mouth ring; a clearance is further reduced.

The invention provides a vibrating screen type edible fungus cleaning device including a supporting track, a supporting shaft, a positioning ring, a handle, a sliding block, a bearing block fixing plate and a bearing seat, a rectangular top sealing plate is fixedly welded to the right side of the top end of a cleaning box, a box cover is rotationally hinged to the left empty opening of the top sealing plate, the box cover is tightly closed and positioned through two pressing buckles that are symmetrically welded and fixed to the top of the front side wall of the cleaning box, six water spraying pipes are suspended and fixed to the inner wall of the back side of the box cover at equal intervals, five spray heads are vertically downward and threadedly locked to the six water spraying pipes at equal intervals, and the six water spraying pipes are communicated through five middle communicated water guide pipes. By arranging a vibrating screen column, the vibrating screen column can hold the main body member for assembling a vibrating screen cage for performing the vibrating screen washing, and a water leakage port on the bottom plate can ensure that the used cleaning water leaks out toa bottom water collecting cover.

The invention discloses a gauge positioning and clamping device. The gauge positioning and clamping device comprises an installing plate provided with a first connecting block, a first ejector rod is installed on the first connecting block through a thread in a matched mode in the first direction, the installing plate is movably connected with a pressing plate, and the first ejector rod and the pressing plate are matched in the first direction to clamp and position a component to be inspected. The surface of the installing plate is connected with a second connecting block, a second ejector rod is installed on the second connecting block through a thread in a matched mode in the second direction, and the second ejector rod positions the component to be inspected in the second direction. According to the gauge positioning and clamping device, the component to be inspected can be positioned in the first direction and the second direction, the situation that the component moves due to gravity of the component to be inspected in the inspection process can be avoided, and therefore the positioning stability of the component to be inspected in the inspection process is ensured.

The invention discloses an automatic machining method and device for small PVC short pipes, and belong to the field of mechanical automation equipment. The device is composed of a vibration disc, a discharging track, a counting mechanism, a machining base, a positioning hole machining mechanism and a controller, the discharging track is mounted at an outlet of the vibration disc, the counting mechanism is mounted on the discharging track, the machining base is mounted at the tail end of the discharging track, and the positioning hole machining mechanism is mounted on the controller. Accordingto the device, automatic intermittent feeding, automatic positioning hole machining, automatic discharging, pressing and discharging of the short pipes can be achieved through the same power source, cost is saved through sequential linkage, and the failure rate is reduced.

The invention provides a sports and Kungfu flyer practicing device capable of preventing people from falling damage. The sports and Kungfu flyer practicing device comprises supporting sliding sleeves,buffer cushions, buffer cushion fixing frameworks and sliding supporting shafts, wherein each supporting bed frame is formed by welding and combining of three supporting square pipes which are horizontally arrayed in a spaced manner and four horizontal connecting square pipes which are connected to two ends of the three supporting square pipes; a row of horizontal connecting square rods are connected to the inner part of every two interval empty grooves between the three supporting square pipes in an arraying manner; each supporting top frame is formed by jointly combining and welding of a rectangular positioning frame at the bottom of the supporting top frame, a supporting framework which is vertically supported to the top end of a rear side fixing plate of the rectangular positioning frame and four reinforcing and supporting plates which are obliquely connected between the supporting framework and the rectangular positioning frame in the arraying manner; every two supporting slidingsleeves are arranged on each of four vertical supporting plates of each supporting frame in a spaced manner in an up-and-down supporting manner. According to the sports and Kungfu flyer practicing device disclosed by the invention, blocking frames are arranged, and the blocking frames which are arranged in a square along the three supporting bed frames can limit and enclose a high jump cushion, so that the phenomenon that the high jump cushion moves from left to right at the top ends of the supporting bed frames can be avoided.

The invention relates to a small-load industrial robot which comprises a base, a big arm and a small arm. A second servo motor and a third servo motor are mounted in the big arm side by side, bearings are mounted in the other side of the big arm which is provided with a second speed reducer and a third speed reducer, supporting sleeves are mounted on inner rings of the bearings, and cables penetrate through the supporting sleeves to be protected. The second servo motor and the third servo motor are mounted in the big arm side by side, so that the internal structure of the big arm is compact, and the robot is small in size, compact in structure and low in weight. The bearings are mounted in the other side of the big arm which is provided with the second speed reducer and the third speed reducer, so that the requirements for the high precision and the high speed of the robot are met; meanwhile, the bearing capacity of the robot is greatly improved, and stability of the robot is substantially improved. The supporting sleeves are mounted on the inner rings of the bearings, and the cables penetrate through the supporting sleeves to be protected, so that abrasion of the cables is substantially lowered, and the internal structure compactness of the robot is further improved.

The invention provides a wearable multifunctional infusion rack body. The wearable multifunctional infusion rack body comprises an infusion bottle rack, a bottle rack top cover, a clamping plate, positioning lug plates, locking bolts and infusion pipe clamping rings; each positioning lug plate is supported outwards and welded to two square supporting rods in the middles of the left and right sidesof the positioning lug plate, and threaded holes run through and are formed in the middles of the two positioning lug plates; two square sliding holes symmetrically run through and are formed in supporting lug plates at the left and right sides of the clamping plate, the four square sliding holes correspondingly and slidingly sleeve the four square supporting rods in the middles of the left and right sides of the positioning lug plates, and then the clamping plate is slidingly arranged in an arm sleeve; the locking bolts penetrate through the middle threaded holes of the two positioning lug plates through screw threads and are rotatably connected with the left and right supporting lug plates of the clamping plate through two rotation bases. According to the wearable multifunctional infusion rack body, through arrangement of the clamping plate, the clamping plate can be pushed and abut against the upper arm under tight threaded topping of the two locking bolts, and then the main infusion rack is effectively fixed.

The invention discloses comet filler filtering equipment. A filter chamber is arranged in a filter cartridge, the filter chamber has a vertically arranged columnar structure, an upper pressure plate and a lower pressure plate are horizontally arranged in the filter cavity, a first filter hole is formed in the upper pressure plate and a second filter hole is formed in the lower pressure plate, a driving mechanism is connected to the upper pressure plate and the lower pressure plate for driving the upper pressure plate and the lower pressure plate to move relatively, and filter units is located between the upper pressure plate and the lower pressure plate and two ends of the filter unit are separately connected to the upper pressure plate and the lower pressure plate. According to the comet filler filtering equipment of an optimization design, the upper pressure plate and the lower pressure plate press the filter units together during filtration to form a filter structure. A plurality of comet type filter bodies are connected together through a connecting line to prevent movement of the comet type filter bodies between the upper pressure plate and the lower pressure plate, filter materials in filter positions are uniform. In addition, during back washing, the distance from the upper pressure plate to the lower pressure plate is increased to provide a flushing space for the filter materials, so that the filter effect is improved greatly and the back washing is facilitated.

The invention provides a lower limb exoskeleton robot system and a follow-up angle detecting device and a control method thereof, and belongs to the technical field of rehabilitation medical instruments. The device comprises a shell 11, linear displacement sensors 12, sliders 13 and guide rails 14, wherein the guide rails 14 are fixedly arranged on the shell 11, the shell 11 is used for being fixed onto the lower limbs of a lower limb exoskeleton robot, the sliders 13 are used for being fixed onto tying bands of the lower limb exoskeleton robot and slide on the guide rails 14 under the actionof external force, the guide rails 14 extend in the tangent direction of the tying bands, and the linear displacement sensors 12 are used for detecting the displacement of the sliders 13. The device is simple in structure and high in reliability. As the connecting mode of the sliders and the lower limb exoskeleton robot is simple, disassembly and change are facilitated. The device does not have special requirements on the structure of the exoskeleton robot, so that the device has the advantages of wide applying range and low cost.

The invention relates to a sliding cover structure capable of being locked when being opened and capable of being automatically closed when being pressed. The sliding cover structure comprises a sliding cover support, a sliding cover body capable of linearly sliding on the sliding cover support back and forth, a springback piece arranged between the sliding cover support and the sliding cover body, and a locking and unlocking piece arranged on the sliding cover support. A lug boss capable of being clamped into the locking and unlocking piece is further arranged on the sliding cover body; whenthe lug boss moves along a sliding direction of the sliding cover body until the locking and unlocking piece is opened maximally, the lug boss is locked by the locking and unlocking piece, and the sliding cover body is locked; and when the lug boss continuously moves along an opening direction, the lug boss is unlocked in the locking and unlocking piece, and is sprang back along with the sliding cover body under the action of the springback piece so as to be automatically closed. Compared with the prior art, the sliding cover structure capable of being locked when being opened and capable of being automatically closed when being pressed provided by the invention has a low requirement on an operation space of a sliding cover handle and is convenient to use since the sliding cover structurecan be locked and unlocked through simple pressing.

The invention belongs to the technical field of connectors and specifically relates to a waterproof terminal of a connector. A front end of a terminal body is connected with a contact arm, and the contact arm is of a conical structure defined by a plurality of strip-shaped bodies, wherein the diameter of the opening end of the conical structure is less than that of the bottom end of the conical structure, and a gap is reserved between every two adjacent strip-shaped bodies. The terminal body is provided with an annular groove used for installing a rubber mat, and the annular groove is providedwith an anti-skid structure to prevent the rubber mat from sliding. The terminal is low in cost and good in sealing performance.

A buffering combination for packaging a soybean milk machine comprises a first buffering body and a second buffering body, wherein the first buffering body is formed by sequentially connecting six supporting plates and five side plates alternately; each supporting plate is formed by connecting a supporting plate I and a supporting II; a notch is formed in the side edge, relative to the connecting line of each supporting plate I and the corresponding supporting plate II, of each supporting plate I; an arc-shaped gap is formed in each supporting plate I; grooves are formed in the side plates; two ends of each groove communicate with the notches of two supporting plates I which are connected to two side edges of each side plate; the first buffering body can be folded to form a hexagonal prism structure which is provided with an empty groove, so that a buffering fixing chamber of the soybean milk machine can be formed in the first buffering body; the second buffering body is inserted and fixed into the empty groove of the first buffering body. The buffering combination is used for buffering to protect a soybean milk machine product and supporting products thereof during the transferring process.

A matter to be treated which contains a cellulosic polymer is heated in a solvent in the presence of an acid catalyst, to thereby selectively decompose the cellulosic polymer to a fine powder. Furthermore, a matter to be treated which contains a cellulosic polymer is reacted with an esterification agent in the presence of an acid catalyst, to thereby selectively dissolve or disperse the cellulosic polymer. In either method, the treated matter other than the cellulosic polymer does not change in state but remains solid, so that both can be easily separated by sieving or solid-liquid separation.

The invention discloses a mounting support of an automotive rear bumper and a rear collision beam. The mounting support comprises a vertical stamping part and a horizontal stamping part. The horizontal stamping part is arranged at the lower end of the vertical stamping part and integrated with the vertical stamping part. A bumper mounting nut is arranged on the horizontal stamping part, and a rear collision beam mounting bolt is welded on the vertical stamping part. The mounting support can be used for mounting the automotive rear bumper and the rear collision beam, the strength of the mounting support is improved, and mounting efficiency of the rear collision beam is improved.

The invention relates to the technical field of printing, in particular to ink boxes and a printing device. The ink boxes are mounted on a mounting part provided with mounting holes, the joint surface and the positioning surface opposite to the joint surface. Each ink box comprises an ink box main body, a joint part connected with the ink box main body and elastic part connected with the joint part. The joint parts can stretch into the mounting holes and be in positioning fit with the joint part; and the elastic parts can be connected with the positioning surface in an abutting mode to apply acting force on the joint parts toward the directions of the joint parts. After the joint parts and the mounting part are matched, the elastic parts can apply the acting force on the joint parts to enable the joint parts to be in positioning fit with the joint surface on the mounting part, even if the ink boxes are subjected to the acting force from contact pins, the elastic parts can prevent bustle of the joint parts, and matching failure between the joint parts and the mounting holes is prevented, so that it is guaranteed that the joint parts and the mounting part are assembled together more reliably.

The invention provides a thermostatic culture device for biopharmaceuticals, comprising a support frame, a support plate and a limit stop ring. The bottom of the box body is supported with four support rods, and the bottom of the four support rods supports a roller. The supporting frame is formed by welding and combining eight supporting plates in a circular array, and each supporting plate is sleeved with a rectangular supporting sliding sleeve; the supporting clamp bars are symmetrically combined and supported to form a culture dish placing frame, and The top of each supporting sliding sleeve is arranged to support two culture dish placing racks; the culture dishes are slidably placed inside the above-mentioned culture dish placing racks and are supported against the top of the supporting sliding sleeve. In the arrangement of the support clamp rod of the present invention, the inner side of the support clamp rod is provided with an arc surface section, and then the four support clamp rods form a culture dish placing rack, which is suitable for the sliding assembly of a round cake-shaped culture dish. In addition, the culture dish is assembled by sliding assembly. The operation method placed inside the Petri dish rack is simple and efficient.