179 results about "Face structure" patented technology

The utility model discloses an anti-blocking screening mesh surface structure for screening gravel. The anti-blocking screening mesh surface structure comprises a screening surface with screening holes; hole adjusting bulges are arranged on the axial outer surfaces of the rolling rods, and the rolling rods correspond to the sieve holes which are longitudinally distributed in the same row on the sieve surface; the vibrating screen further comprises a mounting frame with mounting grooves, and the left side and the right side of the screen face are mounted in the mounting grooves of the mounting frame through elastic pieces capable of generating elastic deformation. When the screen holes are blocked by blocking objects, the side edges, away from the screen face, of the electric telescopic rod A and the electric telescopic rod B do not clamp the screen face any more, the screen face is supported in the mounting frame through the elastic pieces, rolling rods rotate to drive hole adjusting protrusions to jack up the blocking objects, the screen face is buffered through the elastic pieces at the moment, and the situation that the blocking objects are jacked up by the hole adjusting protrusions excessively rigidly, and the screen face is damaged is avoided. The problem that in the jacking process of a fixing rod, excessive hard jacking is likely to be generated on a screen, and consequently damage is caused is solved.

The invention discloses a welding device for inhibiting welding deformation of a box body of an electric appliance switch cabinet, and belongs to the technical field of welding, the welding device comprises a rack, rotation driving parts are arranged on the two sides of the rack, a welding platform is rotatably connected between the rotation driving parts on the two sides, and the welding device further comprises at least two flexible limiting mechanisms arranged on the two sides of the welding platform, the flexible limiting mechanism comprises a containing frame rotationally arranged at the top of the welding platform, supporting frames are arranged on the two sides of the top of the containing frame, a plurality of limiting rods capable of being flexibly adjusted are arranged on the supporting frames in the length direction in an array mode, and the to-be-welded component is limited through avoiding of the limiting rods. According to the non-rigid supporting device, by arranging the flexible limiting mechanism, flexible abutting connection of the outer walls of the plates in different shapes can be achieved, the limiting rod can be attached to the special-shaped face structure in a self-adaptive mode after limiting of the pressing block is relieved, non-rigid supporting of the thin-wall part is completed, it is guaranteed that welding positioning is stable, and stress concentration caused by rigid clamping is avoided.

The utility model relates to the technical field of easy-open lid production, and discloses a foaming drawing die and stamping equipment comprising the foaming drawing die. A foaming drawing die comprises an upper die core and a lower die core, the lower die core comprises a stamping column, and a stamping hole corresponding to the stamping column is formed in the upper die core; the stamping column is provided with a column side face and a column top face, a first connecting face structure is arranged between the column side face and the column top face, the stamping hole comprises a hole side face and a hole top face, and a second connecting face structure corresponding to the first connecting face structure is arranged between the hole side face and the hole top face. The side wall of the protruding part is smoothly connected with the top. The easy-to-pull lid has the beneficial effects that the material bending degree between the side wall and the top of the protruding part is reduced, so that the situation that paint falls off after stamping foaming is reduced or avoided, the easy-to-pull lid product still has high corrosion resistance and rust resistance, and the quality of the easy-to-pull lid is improved.

The utility model discloses a packaging box for a channel in a front bottom plate in the technical field of packaging boxes, and aims to solve the technical problems that in the prior art, the utilization rate of packaging space of the channel in the front bottom plate of an automobile is low, and the channel is prone to being scratched and damaged in the storage and transportation process. The packaging box comprises a packaging box body, the top face of the packaging box body is concaved inwards to form a cavity matched with the bottom face structure of a channel in the front bottom plate, and at least two of a flanging supporting face, a longitudinal beam supporting face and a concave portion supporting face are arranged in the cavity. And the flanging supporting surface, the longitudinal beam supporting surface and the concave part supporting surface are respectively matched with the flanging, the longitudinal beam and the concave part bottom surface of the channel in the front bottom plate.

The utility model relates to the field of self-service, and discloses an outward-opening type service machine shell structure which comprises a shell body in the middle, and an outer door structure and an inner door structure are arranged on the shell body. The outer face structure comprises a first outer door on the upper portion and a second outer door on the lower portion, the first outer door and the second outer door are connected through a hinge structure, the hinge structure is a hinge structure, the first outer door and the second outer door are of outward opening type door structures, the door structure on the back face is a first inner door, the first inner door is closed on the back face of the shell body, and the first inner door is of an outward opening type structure. The shell is of a multi-door structure, and the multi-door structure can facilitate maintenance and overhaul of parts in an unrecognized area.

The invention relates to the technical field of cable plugging, in particular to a quick cable plugging mechanism of an electric chain hoist, which comprises a base, a first shell is symmetrically and fixedly mounted on the base, a plurality of male pins are mounted at one end of each shell, a second shell is arranged on one side of each first shell, a plurality of female pins are arranged in each second shell, and the male pins are connected with the female pins. A clamping groove is formed in a square block of the first shell, a clamping block of the second shell is designed to be of an inclined face structure, the clamping block can rapidly and automatically slide into the clamping groove in the inserting process, rapid positioning inserting can be achieved through an inclined face, a T-shaped block of the anti-disengaging mechanism can rapidly enter or be disengaged from a T-shaped groove, and therefore the clamping block can be rapidly inserted into the clamping groove. The quick and stable plugging between the first shell and the second shell is realized, the fixation between the first shell and the second shell is realized in the transverse direction and the longitudinal direction by utilizing the characteristics of the T-shaped block and the T-shaped groove, and the loosening of the plugging mechanism caused by vibration in the working process is avoided.

The utility model relates to the technical field of conductive bands, and solves the problem that the conductive band is inconvenient to adaptively adjust according to conductive band coils with different widths when being used by a user. The adjustable conductive band winding wheel comprises a disc body, the disc body comprises a left wheel disc and a right wheel disc, an inner disc is installed between the left wheel disc and the right wheel disc, the left wheel disc and the inner disc are detachably installed, and the inner disc is provided with a limiting clamping block set used for limiting a conductive band coil. The limiting clamping block set comprises a first clamping block and a second clamping block which are installed on the inner disc, the distance between the first clamping block and the second clamping block is elastically adjusted under the action of the left wheel disc, the first clamping block and the second clamping block are of the same structure and are symmetrically arranged front and back, and the end face structure of the first clamping block is flush with the disc face of the inner disc. The second clamping blocks protrude out of the disc face of the inner disc when no acting force exists, and each first clamping block comprises a block body, a first clamping groove formed in the block body and a second clamping groove formed in the first clamping groove.

The utility model provides a movable slide pushing mechanism which comprises a rack, a table plate installed in the middle of the rack and material placing frames arranged on the two sides of the rack and used for placing slides in a stacked mode, the rack is further provided with two sets of pushing mechanisms for sequentially guiding the slides on the material placing frames to the table plate, the two sets of pushing mechanisms correspond to the material placing frames on the two sides, and the two sets of pushing mechanisms correspond to the material placing frames on the two sides. The bottom, facing the platen, of the discharging frame is provided with an open groove for moving out a single slide. The movable push block is rotationally installed on the rotating block through a shaft rod, when materials are pushed, the movable push block abuts against a slide at the bottom of the discharging frame and pushes the slide to be transferred to the table plate, and when the movable push block resets, the movable push block can rotate under the action of pressure so as to reduce the height of the movable push block, and therefore the slide can be prevented from being scratched. The upper end face of the movable push block is of an inclined end face structure and can be in buffer contact with a slide at the bottom of the discharging frame in the reset process, so that the upper end of the movable push block is gradually extruded, and the movable push block can stably rotate.

The present application provides a kind of based on face structure keeps distillation network face image super-resolution method and system, belong to face image super-resolution field, including: acquisition low-resolution face image and carry out upsampling, obtain pseudo high-resolution image;Constitute shallow layer down-sampling residual module, obtain shallow layer feature;Constitute efficient face keeping distillation module, input shallow layer feature carries out depth extraction and feature refining, obtain depth feature;Constitute deep layer up-sampling residual module, to depth feature carries out step-by-step refining feature, obtain refined face feature;Constitute face image reconstruction module and carry out convolution operation, obtain high-resolution face image, and construct overall loss function, optimize network parameter and obtain training model, update high-resolution face image;Constitute face image super-resolution test module, according to training model test data is tested, obtain qualified model.The present application improves the quality of face image reconstruction while maintaining lower computational complexity.

The utility model discloses a face structure of pet toy belongs to pet toy technical field, including toy main part and the toy head of rotation setting in one side of toy main part, rotation setting has toy face on the toy head, and the toy head rotates through drive mechanism and drives toy face, both ends of toy face all have the plush layer positioning piece of integrated forming, and the inner wall fixed bonding of toy face has touch sensor, wherein the communication module is fixed in the toy face, the face structure of this pet toy rotates through the drive shaft and is installed axle and toy face through the steering wheel in the toy head, and the touch sensor is embedded in the toy face, and the motor is started through the touch sensor and makes the toy interesting, and the pet owner can actively interact with the pet and also can play alone, and the pet reaches the purpose of exercise in the playing process.

The invention relates to the technical field of special cutters for helical hole milling, and discloses a composite hole-making milling cutter designed based on curved surface microstructure wear resistance-cooling fusion variable gradient characteristics. Wherein the main body structure comprises a cutter bar, a neck part and a cutter head which are coaxially connected in the axial direction; the tool bit comprises a front tool face and a combined type rear tool face structure, wherein the combined type rear tool face structure comprises a first rear tool face adjacent to the cutting edge and a second rear tool face located on the rear portion. Variable gradient curved surface microtextures are arranged on the surface of the first rear tool face, and the depths of the variable gradient curved surface microtextures are gradually increased in a gradient mode in the normal direction of the cutting edge to form a curved surface microtexture array; and inner-cooling round through holes are respectively formed in the two second rear cutter surfaces which are distributed at intervals in the circumferential direction. The surface micro-texture gradient design and internal cooling are combined, that is, the wear-resisting body and the cooling body are fused, function fusion of friction control and efficient cooling is achieved, and meanwhile structural interference is avoided.

The utility model relates to the technical field of medical instruments, in particular to a PEEK artificial bone material installation auxiliary instrument which comprises a face auxiliary limiting elastic cover used for conducting auxiliary limiting on PEEK artificial bone materials after face shaping and a nasal groove abutting device used for preventing nasal groove hyperplasia after nasal base filling. The face auxiliary limiting elastic cover comprises a cover body, a head circumference adjusting fastening belt and a top fixing belt, the cover body is matched with the human face structure, wearing ear through holes are reserved in the two sides of the cover body, a forehead through groove, an eyebrow bone eye through groove, a nose through groove and a lip through groove are sequentially formed in the cover body from top to bottom in a penetrating mode, and the forehead through groove is matched with the human forehead structure. The inner walls of the two sides of the forehead through groove are connected with forebone side face abutting plates with the postoperative forehead joint protruding. Through a plurality of fixing points and an adjusting mechanism, the stability and adaptability are improved, it can be ensured that the PEEK artificial bone material can be kept at an ideal position after an operation, the stability of an operation site is facilitated, the displacement risk is reduced, and the operation success rate is increased.

The utility model discloses a veneer structure with an ultra-large plate width free curvature, and relates to the technical field of building decoration construction. The problems that an existing aluminum plate curtain wall structure cannot achieve free curvature exterior facing modeling, and the installation precision of the connection position of a special-shaped curved surface cannot be guaranteed are solved. The decorative plate comprises a supporting frame body, a plurality of decorative plates and a plurality of corner connector fixing pieces, each decorative plate comprises a curved decorative plate and a folded edge which is arranged along the edge of the curved decorative plate in a surrounding mode and connected with the curved decorative plate, and the curved decorative plates are formed by stamping a plurality of curved unit models obtained after a free-curvature decorative structure three-dimensional model is cut through an outer decorative surface dividing line. The corner connector fixing pieces are arranged along the folded edges at intervals, the corner connector fixing pieces are arranged between every two adjacent veneers, one sides of the corner connector fixing pieces are connected with the folded edges of the two adjacent veneers respectively, the other sides of the corner connector fixing pieces are detachably connected to the supporting frame body, and the supporting frame body is connected to a building main body structure.

The invention discloses a biodegradable environment-friendly packaging carton structure, and relates to the technical field of environment-friendly cartons, the biodegradable environment-friendly packaging carton structure comprises a bottom plate, an L-shaped supporting plate, an L-shaped movable plate and a degradable top plate, and further comprises an adjusting frame fixed at the upper end of the L-shaped movable plate; the degradable side plates are symmetrically arranged between the bottom plate and the adjusting frame in pairs, the degradable side plates are arranged to be of a wave-shaped structure, and the degradable side plates are used for improving the anti-extrusion strength of the side faces of the carton and adjusting the depth of the inner sides of the degradable side plates according to stored articles; the mounting parts are arranged at the top of the bottom plate and the bottom of the adjusting frame; the adaptive supporting parts are arranged in each group of degradable side plates; the degradable side plates of a wave-shaped structure are adopted as side face structures of the carton, the impact resistance is improved, the carton is not prone to sinking inwards, and the degradable side plates are convenient to disassemble and replace after being damaged and can be biodegraded after being discarded.

The utility model relates to the technical field of valves, in particular to a gate valve. The gate valve comprises a valve body, a medium inlet and a medium outlet are formed in the two ends of the valve body respectively, a gate plate is arranged in the valve body, and the sealing face, making contact with the valve body, of the gate plate is of an arc-shaped sealing face structure. According to the gate valve, the sealing face is easier to machine, sealing is easier, and the sealing effect is good.

The invention discloses a passenger car pretreatment model repairing method and system and electronic equipment, and relates to the field of model simulation, and the input step S1 comprises the steps of obtaining a car body model with topological structure errors; the data analysis and reading step S2 comprises the steps of modeling a vehicle body model by adopting a boundary representation structure, and analyzing and reading vertex, edge and surface elements in the model and a topological relation among the elements; the detection step S3 comprises the following steps: acquiring a geometric feature definition of a topological structure error; the step S4 of manual selection comprises the following steps: based on a detection result of the detection step S3, judging and frame-selecting to-be-repaired vertex, edge and surface structures according to a predefined problem type, and storing the selected vertex, edge and surface structures; the repairing step S5 comprises outputting the stored and selected vertex, edge and surface structures to a preset repairing module; and the output step S6 comprises the step of outputting the inspected and repaired vehicle body model.

The utility model provides an egg shaking promotion machine which comprises a machine body, the machine body is of a six-face structure and comprises a door plate part arranged in the vertical direction, a control panel part is arranged in the middle of the door plate part, and a rotating disc position is arranged in the middle of the control panel part; the turntable position is provided with four nixie tube positions along the width direction of the door plate part, and the four nixie tube positions are respectively and oppositely arranged on two sides of the turntable position in pairs. According to the promotion machine capable of visually displaying the game rules, structural expansion can be conveniently carried out in the promotion machine according to needs, and the promotion machine is reasonable in functional part design, clear in display and convenient to use.

The utility model discloses a dish-washing machine door body reinforcing structure which comprises an outer door body and an inner door body, the outer door body comprises an outer door plate and a supporting assembly, side plates are arranged on the two sides of the outer door plate, the supporting assembly comprises at least two first supporting rods and a plurality of second supporting rods, the first supporting rods extend along the side plates, the first supporting rods are fixedly installed on the side plates, and the second supporting rods are fixedly installed on the inner door body. The two ends of the second supporting rods are connected with the two first supporting rods respectively, the second supporting rods are arranged in the length direction of the first supporting rods, and the inner door body, the side plates and the first supporting rods are fixedly connected. The inner side face structure of the outer door plate is supported and strengthened through the second supporting rods connected with the first supporting rods, deformation of the outer door plate is prevented, and the structure is simple, stable and firm.

The utility model relates to the technical field of pipeline transportation, and discloses a protection assembly for cement pipeline transportation, which comprises a connecting plate, and a plurality of supporting mechanisms are arranged on the front side of the connecting plate; a rectangular groove is formed in the rear side of the connecting plate, a plurality of inserting grooves communicated with the rectangular groove are evenly formed in the front side of the connecting plate, each inserting groove is of a rectangular structure, the supporting mechanism comprises an inserting rod penetrating through the inserting grooves, the rear end of each inserting rod is connected with a rubber block, and the front end of each inserting rod is connected with a supporting plate. The length and the width of the rubber block are larger than the length and the width of the inserting groove, the section structures of the supporting plate are of a right triangle structure and an isosceles triangle structure respectively, the inclined face of the supporting plate of the right triangle structure is of an inwards-concave curved face structure, and the inclined face of the supporting plate of the isosceles triangle structure is of a concave curved face structure. And the equilateral inclined surface of the support plate with the isosceles triangle structure is of a concave curved surface structure. Compared with the prior art, the utility model has the advantages that the pipe body is separated, and the pipeline is safely assembled and disassembled.

The invention relates to the technical field of aluminum profile traction, in particular to an ultrathin aluminum profile extrusion material pulling device which comprises a tractor body, a shaft rod is horizontally installed on the tractor body, a plurality of pressing claw bodies are arranged on the shaft rod and abut against one another, and each pressing claw body is provided with a connecting end and a claw body. The shaft rod is sleeved with the connecting end in a sliding mode, the connecting end is provided with a first pneumatic pushing and extruding mechanism used for adjusting the distance between the multiple pressing claw bodies, the claw bodies are provided with second pneumatic pushing and extruding mechanisms used for providing side edge extrusion, the shaft rod is coaxially sleeved with a sleeve shell, a pneumatic adjusting mechanism is arranged in the sleeve shell, and the multiple pressing claw bodies are further provided with contact face structures. The situation that an aluminum profile slides due to the fact that the aluminum profile is not stressed in the lateral direction can be effectively avoided, the aluminum profile can be wrapped, encircled and clamped, the situation of downward pressing deformation is effectively avoided, and meanwhile the situation that a pressing claw body is pressed downwards to make contact with the edge of the aluminum profile can be actively avoided.

The application discloses a rivet concave-convex quantity measurement method based on binocular face structure light, which comprises the following steps: collecting a structure light projection image on an aircraft skin by using a binocular camera; identifying a rivet from the image, extracting a region of interest with the rivet as the center and solving a phase; carrying out region segmentation according to a rivet profile, generating a point cloud of the relevant region; and calculating the concave-convex quantity of the rivet according to the point cloud. The application has the beneficial effects that a rivet concave-convex quantity measurement method based on binocular face structure light is proposed, compared with a traditional measurement method using a depth ruler, a plug gauge and other measuring tools, the method is simpler and faster under the premise of ensuring high precision; a three-dimensional topography reconstruction method is improved, and the problem of large redundant point cloud data and long time consumption in a conventional three-dimensional scanning measurement mode is overcome; and a rivet profile point cloud processing method based on local mean is proposed, which can realize accurate and reliable measurement of the concave-convex quantity of multiple rivets simultaneously.

The utility model discloses a convenient-to-install intelligent temperature control device based on wireless communication technology, comprising a mounting rack, the outer wall of one side of the top of the mounting rack is provided with equidistantly distributed fixing holes, the outer walls of the two sides of the mounting rack are respectively provided with mounting holes, and the outer wall of the back of the mounting rack is provided with heat dissipation holes. A wire conduit is fixedly connected to the outer wall of the side, close to the lower portion of the heat dissipation hole, of the mounting frame, insertion pipes distributed at equal intervals are connected into a base of the mounting frame through threads, a machine box is connected to the tops of the insertion pipes through clamping mechanisms, and Bluetooth is fixedly connected to the outer wall of one side of the machine box; the outer wall of the side, close to the upper portion of the insertion pipe, of the mounting frame is bonded with trapezoidal blocks distributed at equal intervals, and the back face structure of the machine box is attached to the inclined faces of the trapezoidal blocks. According to the utility model, mutual separation of the clamping seat and the insertion pipe is realized, so that rapid assembly and disassembly between the machine box and the mounting rack base are realized, and replacement and maintenance of the machine box are facilitated.

The utility model discloses an elastic signal contact element for a high-speed connector, which comprises a contact element body and a base, and is characterized in that the contact element body comprises a mounting head part and an elastic contact tail part which are integrally arranged up and down; the contact element body is inserted into the base from bottom to top and is clamped and fixed with the mounting inner cavity of the base through the mounting head part of the contact element body; the whole elastic contact tail is in a wave shape and comprises an arc structure and an inclined face structure which are sequentially arranged in a staggered mode, so that the gravity center of the elastic contact tail is kept on the straight line where elastic extrusion force is located when the elastic contact tail is elastically extruded and deformed, and the inclined face structure is widened. The elastic contact tail part and the contact part of the PAD are in the shape of a hook which tilts upwards and are connected with the lowermost inclined plane structure. The utility model not only is more convenient to assemble and use, but also has high contact reliability, and meets the requirement of high-speed transmission of the connector.

The utility model relates to the technical field of vending machines, in particular to an automatic vending machine related to the Internet. According to the technical scheme, the anti-falling protection part comprises a commodity placing table, a goods blocking plate, a separating plate, an electromagnet and a conversion assembly, the top face of the commodity placing table is of an inclined face structure, the inner wall of the commodity placing table is slidably connected with the goods blocking plate and the separating plate, and the goods blocking plate is connected with the separating plate through the conversion assembly; an electromagnet is fixedly mounted in the commodity placing table and located under the commodity baffle; and commodities are placed on the top surface of the commodity placing table. According to the utility model, the goods are blocked by the goods blocking plates, so that the blocking force to the goods is increased, and the goods are prevented from falling off due to collision of the selling cabinet body; after the goods blocking plate is opened, the separating plate moves upwards, purchased goods and unpurchased goods are separated, meanwhile, the separating plate provides pushing force for the goods, and the situation that the goods cannot move due to the fact that friction force between the goods and the goods placing table is too large is avoided.

A composite sports paddle with distal frame separation addresses the need to separate the performance characteristics of the front face and back face structures, even when the ball strikes only one face. It introduces a separation of the face plies to act independently and separates the distal frame while maintaining rigidity along the paddle's distal portion. By focusing on these independent structures, the overall performance of the paddle is enhanced and paddle meets the demands of today's players.

The utility model relates to an automatic edge cutting device for a sealing strip, which comprises a working table top, a positioning jig and a cutter assembly are connected onto the working table top, the positioning jig is arranged along the length direction of the working table top, the positioning jig is provided with a positioning groove matched with the shape of the sealing strip to be cut, and the cutter assembly is arranged on the working table top. The side face, facing the cutter assembly, of the positioning jig is a cutting matching face, angle positioning blocks are fixedly arranged at the two ends of the cutting matching face respectively, and the opposite sides of the two angle positioning blocks are constructed to be of a slope structure. And the cutter assembly comprises a cutter body and a driving part used for driving the cutter body to ascend and descend, the cutter body is provided with a cutting face matched with the cutting matching face, and the two ends of the cutting face are constructed to be of inclined face structures matched with the angle positioning blocks. According to the device, the edge of the sealing strip can be automatically cut, the cutting angle and size are ensured, the operation precision is higher than that of manual operation, potential safety hazards can be reduced, the labor cost is saved, and the production takt is improved.

The utility model relates to a surface punching die which comprises an upper die base and a lower die plate which correspond to each other up and down, an upper padding plate fixedly connected with the upper die base is arranged at the bottom of the upper die base, an upper fixing plate fixedly connected with the upper padding plate is arranged at the bottom of the upper padding plate, and a material pressing plate capable of moving up and down is arranged at the bottom of the upper fixing plate. A punch in up-down sliding fit with the pressing plate is arranged in the pressing plate, a tool bit of the punch is vertically downward, and the top of the tool bit is fixedly connected with the upper fixing plate. A lower die fixedly connected with the lower die plate is arranged at the top of the lower die plate, and the top face of the lower die is vertically matched with the bottom face structure of the material pressing plate. And an anti-jumping sleeve corresponding to the punch in position up and down is arranged in the lower die. According to the surface punching die, the matching precision of the upper die and the lower die is high, the machining quality of products is guaranteed, the phenomenon of material jumping is avoided, the continuity of punching machining is guaranteed, the production machining efficiency and the machining quality are improved, and the use cost of the die is reduced through the integrated forming machining mode.

The utility model discloses a reinforcing steel bar welded mesh turning device, which relates to the technical field of reinforcing steel bar welded mesh turning devices and comprises a support, a movable plate is movably connected in the support, the surface of the movable plate is movably connected with a mesh main body, and a driving structure is arranged between the support and the movable plate. A plurality of sliding grooves are formed in the movable plate, a sliding block matched with the sliding groove is connected into each sliding groove in a sliding mode, and the top and the bottom of each sliding block are each of an inclined face structure. The sliding blocks, the fixed blocks, the movable plate, the coil springs and the telescopic rod bodies are arranged on the two sides of the movable plate, so that the devices for clamping and fixing the mesh body are arranged on the two sides of the movable plate, and when the mesh body on one side of the movable plate is clamped and fixed, the mesh body on the other side of the movable plate can fall off; and clamping and net falling of the net piece main body can be synchronously carried out, and the working efficiency of the device for turning over the net piece main body is conveniently improved.

The invention provides an automobile transmission gear machining method and a clamp thereof, and relates to the technical field of gear machining. The automobile transmission gear machining method comprises the following steps that a turning and milling composite machine tool is adopted for machining, the left side of a gear tooth top circle of a to-be-machined gear is clamped, the right side of the gear tooth top circle of the to-be-machined gear, a gear right side end face structure, an inner hole structure and an inner hole left end face are turned, and then the direction is turned to clamp the right side of the gear tooth top circle of the to-be-machined gear; turning the left side of the addendum circle and the left side end face structure of the gear; performing hobbing on the tooth surface of the gear according to the left end surface of the inner hole and the inner hole positioning, removing burrs generated by hobbing by using a chamfering machine, and performing heat treatment after cleaning and blow-drying after chamfering; and clamping the gear by adopting a clamp with a circular ring clamping piece which is consistent with the maximum outer diameter of the gear, and then carrying out hard turning on the gear subjected to heat treatment, and turning an inner hole, an inner hole left end surface and an inner hole right end surface. The technical effect of improving the working efficiency is achieved.

The utility model relates to the technical field of medical assistance, in particular to a prone position body position placing support for an operation under a computed tomography (CT) machine, which comprises a base, a sliding component arranged on the base and two body position pads fixedly connected to the sliding component. The side, making contact with a machine tool, of the base is of a protruding arc-shaped face structure. The sliding assembly comprises two sliding rods. The length direction of the body position pad is perpendicular to the length direction of the sliding rod, so that the base is more attached to a machine tool, installation and placement are more stable, and the stability of the body position of a patient in an operation can be guaranteed. The two body position pads are arranged at intervals, one end of each body position pad is connected with one sliding rod in a sliding mode, and the other end of each body position pad is connected with the other sliding rod in a sliding mode. The two body position pads can be arranged on the base in a sliding mode through the sliding rods, the distance between the two body position pads can be conveniently adjusted according to people of different physiques, compatibility is higher, adjustment is convenient and fast, and use is more comfortable.