989 results about "Support point" patented technology

The utility model provides a paint spraying tool which comprises a fixing support and at least three vertical supporting pieces, the vertical supporting pieces extend in the vertical direction, the bottom ends of the vertical supporting pieces are movably connected with the fixing support, and the horizontal positions of the vertical supporting pieces relative to the fixing support are adjustable. According to the paint spraying tool, the bottom ends of the vertical supporting pieces are movably connected with the fixing support, and the horizontal positions of the vertical supporting pieces relative to the fixing support are adjustable, so that the positions of the top ends of the vertical supporting pieces can be changed relatively, and the vertical supporting pieces can be flexibly adjusted according to the positions of supporting points at the bottom of a workpiece; according to the paint spraying tool, the positions of the multiple insertion connection structures of the paint spraying tool can meet the positioning requirements of different workpieces, the universality of the paint spraying tool is improved, the number of tools needing to be configured by a production line is reduced, and then the manpower, material and storage cost needed by the paint spraying tool is reduced.

The invention relates to the technical field of motor shaft turning, and discloses a motor shaft production turning device which comprises a machine base, a machine shell is installed on the machine base, a turning assembly used for turning a motor shaft is arranged on the machine base, and a guide rail block is fixedly connected to the top inner wall of the machine shell. The control assembly drives the two moving arms to be matched with the conical clamping heads to be clamped in prefabricated holes in the two ends of the motor shaft, centering clamping is achieved, then the stabilizing devices on the two moving arms can achieve multi-position self-adaptive clamping and supporting of different positions of the motor shaft, center clamping is achieved when the two ends are turned, and two-end clamping is achieved when the center is turned. A machining area avoids a supporting point, rotation of the motor shaft and radial run-out in the turning process can be effectively limited, it is guaranteed that the motor shaft is machined in place at a time in the turning process, time loss and errors caused by multiple times of clamping are reduced, the machining efficiency is remarkably improved, and meanwhile the machining cost is reduced. And the dimensional precision and the coaxiality consistency of all the machining parts of the motor shaft are guaranteed.

The invention relates to the technical field of bridge construction, in particular to a hybrid beam cable-stayed bridge side span concrete main beam cast-in-place support and a dismantling construction method thereof, and the cast-in-place support comprises a side main beam supporting frame, a top plate supporting frame and a distribution structure; the distribution structure comprises a plurality of bearing main beams and a plurality of distribution beams; the plurality of sand cylinders are used for supporting the bearing main beam; the bailey beams are arranged between the bearing main beams and the distribution beams at intervals; the distribution beams support the side girder pouring formwork and the top plate supporting frame, and the top plate supporting frame supports the top plate pouring formwork. Through a multi-stage load distribution structure of the bearing main beam, the distribution beams and the sand cylinders, load distribution of supporting points is optimized, the overall stability of the support is improved, the bailey beams effectively disperse loads through a stress mechanism of trusses of the bailey beams, a rigid connection system is formed by the bailey beams and the bearing main beam, and the overall section flexural rigidity of a bearing component is improved; the method can ensure that the supporting system keeps a stable geometrical shape in the construction process.

The aspects of the disclosed embodiments relate to a system for transferring a crawler chassis work machine, wherein the system includesan articulated frame steered transfer vehicle with a tow point, at least one dump hinge implemented with a transverse pivot shaft, a dump bed articulated with thee dump hinge, and a support point placed at a distance below the dump hinge,a low trailer with a platform for supporting the work machine on the low trailer during transfer, and a drawbar for fastening the low trailer pivotally to the tow point for towing the low trailer with the transfer vehicle,a draw arrangement supported to the pivot shaft and the support point non-rotatably with a torque arm included in the draw arrangement, wherein the draw arrangement includes a draw element for connecting the low trailer to the transfer vehicle with the draw arrangement.

The utility model discloses a reinforced double-layer buffering angle bead, and relates to the technical field of packaging products. Comprising a corner protector body, the corner protector body comprises an inner side wall, an outer side wall and a cavity formed between the inner side wall and the outer side wall, the inner side wall and the outer side wall are each provided with a plurality of criss-cross grooves, the grooves are segmented and obliquely deepened towards the cavity in an arch arc shape, and the intersection point of every two adjacent grooves is deepest sunken. And the intersection points of the grooves in the inner side wall and the outer side wall correspond to each other and are mutually connected to form supporting points. The plurality of arch-shaped grooves are connected together in the cavity to form a framework-like structure, a gap space can be formed to meet the requirement that gas can smoothly flow in the material pipe in the blow molding process, and the wall surfaces of the inner side wall and the outer side wall can be supported by a plurality of supporting points, so that the wall surfaces can be prevented from collapsing, and the service life of the material pipe is prolonged. The whole large-area wall surface is divided into a plurality of buffer units by the grooves, so that the strength of the wall surface is greatly improved.

The invention relates to the technical field of derricks, and particularly discloses a steel rope type derrick rotation supporting mechanism with an overturn-preventing function, which comprises a safety ring, the top of the safety ring is fixedly connected with a rotation upper seat, so that when the rotation upper seat deflects, the safety ring abuts against the bottom of a rotation lower seat, and an overturn-preventing mechanism is arranged at the bottom of the safety ring. Deflection force acts on the fixed derrick section at the bottom of the lower rotary seat through the anti-overturning mechanism, so that the number of supported points of the rotary support, the upper rotary seat and the like after deflection is increased, a safety ring, the upper rotary seat and the like are supported through multiple positions, and the anti-overturning capacity of the rotary derrick section, a suspension arm and the like is improved. Besides, most of other structures, except for the mounting sleeve, of the anti-overturning mechanism are integrated on the anti-overturning rod, the anti-overturning mechanism can be conveniently and integrally disassembled and assembled, a worker can conveniently maintain, replace and the like the anti-overturning mechanism at high altitude, and anti-overturning use is not affected.

The invention provides a machining tool for fixing a rotor room, and relates to the technical field of machine tool machining, the machining tool comprises a base, a supporting part and clamping parts, the supporting part is used for supporting the bottom of the rotor room, the multiple clamping parts are arranged at equal intervals in the circumferential direction of a preset axis, and the axis of the rotor room coincides with the preset axis; the clamping part comprises a support and two clamping plates, the clamping plates are made of elastic materials, the support is provided with a moving part and a middle part which are connected with the clamping plates, the two clamping plates are arranged on the inner side and the outer side of the side wall of the rotor room respectively, and the moving part enables the two clamping plates to be close to each other in the radial direction of the rotor room and abut against the side wall of the rotor room. And meanwhile, the middle part enables the clamping plates to generate deformation attached to the side wall of the rotor room so as to fully clamp the side wall of the rotor room in the radial direction, the supporting area of the clamping plates to the rotor room is large, the multiple clamping parts enable supporting points to be reasonably distributed, the local bearing pressure of the rotor room is reduced, elastic deformation or plastic distortion of the rotor room is reduced, and therefore the machining precision is guaranteed.

The invention discloses an automatic leveling machine structure of a 3D printer and the 3D printer. The automatic leveling machine structure of the 3D printer comprises a fixed base, a printing platform, three leveling driving units evenly distributed on the circumference, a distance measuring sensor and a controller. The leveling driving unit is of a wedge-shaped transmission structure, a lead screw is driven through a leveling motor, a horizontal wedge block is driven to move, and then a vertical wedge block and a supporting table are pushed to ascend and descend precisely. The supporting table is connected with the printing platform through the spherical hinge assembly, the driving shell is rotatably arranged on the fixed base, and the design can adaptively eliminate internal stress in the leveling process. The distance measuring sensor moves along with the printing head to measure height data of a plurality of points of the platform; and the controller fits a platform plane by using a least square method, calculates the adjustment amount of each supporting point, and drives the leveling motor to complete automatic leveling. The problems that an existing leveling technology is low in precision and prone to clamping stagnation, internal stress exists and the like are solved, and high-precision and high-reliability automatic leveling is achieved.

The invention relates to the technical field of machining, in particular to a heavy workpiece shaft part clamping tool with multi-stage buffering, which comprises a supporting plate and two clamping jaws, the two clamping jaws are used for clamping a main rod of a workpiece together, first supporting point positions are arranged at the positions, close to the middle parts, of the two clamping jaws, and a second supporting point position is arranged at the position, close to the middle parts, of the two clamping jaws. A second supporting point position is arranged between the first supporting point position and the rotating shaft; a limiting groove is formed in the supporting plate, the shaft rod is movably arranged in the limiting groove, and the two ends of the shaft rod are connected with hydraulic rods for providing hydraulic supporting force correspondingly; a buffering mechanism is arranged on the outer wall of the supporting plate, and the elastic movable end of the buffering mechanism abuts against the second supporting point position of the clamping jaw. Through cooperative work of the hydraulic rod and the buffer mechanism on the supporting plate, when a heavy workpiece falls down, the deceleration stop time of the heavy workpiece can be greatly prolonged, so that instant rigid impact is converted into a controllable buffer process, and permanent deformation or damage to a clamp structure caused by huge impact force is fundamentally avoided.

Detection of trailer dynamic parameters is provided. A vehicle can receive a geometry of a plurality of points of support disposed along a longitudinal axis of the trailer. The vehicle can determine a center of mass of the trailer based on the plurality of points of support and weights bearing down thereupon. The vehicle can bound or otherwise determine, based on the geometry of the plurality of points of support and the center of mass, a moment of inertia of the trailer about at least one of the plurality of points of support. The vehicle can perform a navigational action based on the moment of inertia or center of mass.

This application provides a positioning and drilling device for double-glazed insulated glass, relating to the field of double-glazed insulated glass technology. The device includes a base, a supporting and positioning mechanism on top of the base, and a drilling mechanism on top of the base. The supporting and positioning mechanism includes a rubber pad and a gasket. The rubber pad is mounted on top of the base, and the gasket is fixedly mounted on the upper surface of the rubber pad. This positioning and drilling device for double-glazed insulated glass solves the problem that in previous drilling devices, the impact force generated during drilling is directly transmitted through the drill bit to the bottom support point of the glass, easily causing local stress at the glass edge to exceed the strength limit, leading to spiderweb-like cracks around the drill hole or chipping of the glass edge, affecting the glass's usability. It effectively absorbs the impact force during drilling, reduces stress concentration at the glass edge, and prevents cracks or chipping.

According to the self-climbing crane for the floating type wind power section type tower drum and the tower drum hoisting method, a lower clamp set and an upper clamp set are cyclically used as supporting points, a crane assembly can be driven to self-climb on the installed tower drum, and hoisting of a higher tower drum is achieved; a to-be-installed tower drum section can move to the position over an installed tower drum from the position between two inclined arms of a door-shaped hoisting frame of the crane assembly, conditions are provided for sleeving the installed tower drum with the base, and the base, the upper clamp set and the lower clamp set can all be arranged on the outer side of the installed tower drum in a sleeving mode; the gravity center of the self-climbing crane is closer to the center axis of the mounted tower drum, so that the overall gravity center shift of the tower drum and the crane can be reduced, the horizontal force is reduced, and the wind area can be reduced as the self-climbing crane and the mounted tower drum are partially overlapped, so that the wind power generation efficiency is improved. And therefore, the self-climbing process of the self-climbing crane by utilizing the mounted tower drum is safer and more stable, and floating hoisting is easier to control.

The invention provides an electric remote high-definition searchlight for a ship, which belongs to the technical field of searchlights and comprises a horizontal rotating seat, a lamp cap, a supporting component, a clamping head, a power assisting structure and a conversion structure. According to the electric remote high-definition searchlight for the ship, the supporting component is clamped and fixed through the clamping head, an additional supporting point is provided for the lamp holder, the stability of the searchlight in the static state is improved, flexible thrust is continuously applied through the power assisting structure, the lamp holder is assisted to rotate upwards, and loads of the rotating shaft and the first driving component are reduced; the stability of the lamp holder in the rotating process is improved, the long-term service life of the searchlight is prolonged, meanwhile, function integration and simplification of a driving system are achieved, a power assisting head is matched with a bearing head in a wedge shape, thrust is continuously provided upwards in the maximum load interval of the lamp holder, balance between load optimization sharing and structural safety and reliability is achieved, and the service life of the searchlight is prolonged. And the stability and the reliability of continuous working of the searchlight are further improved.

The application discloses a kind of pedestrian bridge tensile device and installation method, comprising: pier and the beam of being set on pier;Vertical steel plate is set in the bottom of the beam downward;Vertical baffle is set in the lower end of the vertical steel plate;Corresponding vertical steel plate above vertical baffle is set with tensile structural member on the side of the pier.The application can effectively resist the tensile force generated at the support point of pedestrian bridge, and has no influence on the longitudinal expansion of bridge and the stress state of support.At the same time, the application has simple structure, clear stress, convenient construction, low cost, and is suitable for popularization and application in the field of pedestrian bridge structure.

The application relates to the technical field of welding processing mechanisms, in particular to a gas special superhigh-temperature high-pressure metal flexible connection and a welding processing mechanism, which comprises a welding equipment body, a welding gun body is arranged on the welding equipment body, an operating table is rotationally connected to the welding equipment body, a rotating frame is rotationally connected to the inside of the operating table, a clamping mechanism is arranged on the rotating frame, flanges are movably contacted with the clamping mechanism, metal hose bodies are fixedly connected to the insides of the two flanges, and a base is fixedly connected to the welding equipment body. The setting of the fixing plate and the bag makes the metal hose body have a supporting point, avoids shaking of the metal hose body during rotation, correspondingly prevents position deviation or unstable welding track of the metal hose body during welding, influences the uniformity and the aesthetic property of a weld, and thus the welding quality of the metal hose body and the flanges is improved.

The utility model discloses an anti-falling protection device for climbing operation, and belongs to the field of protectors. The technical scheme adopted by the utility model is that the anti-falling protection device for climbing operation is used for holding and locking a power transmission line located at a high position so as to provide an auxiliary supporting point for a worker who carries out high-altitude operation, and comprises a counterweight piece, two ends of the counterweight piece are respectively provided with a traction assembly and a safety rope, an abutting groove used for abutting against the power transmission line is formed in the side, close to the safety rope, of the balance weight piece, and automatic locking mechanisms used for locking the safety rope are symmetrically arranged on the side wall of the balance weight piece. According to the utility model, the automatic locking mechanism is started to lock the safety rope on the counterweight piece, so that the safety rope is firmly fixed on the power transmission line, the process operation is simple, the practicability is strong, the fixing strength of the safety rope is high, a safe and reliable safety belt fixing point position is effectively provided for working personnel during aloft work, and the working efficiency is improved. And personal safety of workers is guaranteed.

The invention relates to the technical field of water conservancy and hydropower engineering, and discloses an efficient intelligent adjustable radial gate supporting device which comprises two longitudinal supporting frames, a plurality of longitudinal adjusting assemblies are installed between the two longitudinal supporting frames in a sliding mode, and a transverse supporting assembly is arranged on the top face of each longitudinal adjusting assembly. A plurality of transverse moving assemblies are connected to the top face of the transverse supporting assembly in a sliding mode, an oil cylinder is installed on the top face of each transverse moving assembly, and accurate and synchronous interval adjustment of supporting points in the length direction of a gate is achieved through transmission fit between the longitudinal adjusting assembly and a gear rack of the first driving assembly. Meanwhile, a spline shaft rod transmission structure of a second driving assembly is used for driving a plurality of transverse moving assemblies to synchronously adjust the interval in the width direction, a guide structure is combined, it is ensured that the adjusting process is stable and free of blockage, radial gates of different length and width specifications can be flexibly adapted, and the reserve types of supporting devices in engineering are greatly reduced; and the cost of purchase, storage, replacement and debugging is reduced.

The utility model relates to the technical field of shooting devices, and discloses a shooting device for film and television production, which comprises a main body, a lens arranged on the surface of the main body, a handle and an arc-shaped plate which are fixedly connected to the two side surfaces of the main body respectively, and a fixed frame fixedly connected to the bottom of the main body, t-shaped plates are slidably connected to the two sides of the inner wall of the fixing frame; during use, a worker pulls the connecting rod to drive the supporting plate to rotate, then the supporting plate is matched with the reinforcing mechanism to support the fixing frame and the main body, and when the supporting plate is idle, the positioning mechanism is matched with the positioning groove to reinforce the position of the T-shaped plate, so that the state of the supporting plate during storage is limited; the problems that when supporting mechanisms in part of existing devices are used, supporting points are single, stability is poor, when a supporting plate is not used, the stability of the supporting plate stored in a storage groove is poor, the supporting plate is prone to falling off, and normal use of a main body is affected are solved.

The embodiment of the application provides an electric power grounding wire joint device with insulation protection, and relates to the technical field of electric power industry. The electric power grounding wire joint device comprises a base, a rotating rod movably sleeved on one side of the base, a first gear fixedly installed on one side of the rotating rod, a gear slot movably connected on the surface of the first gear, the gear slot being arranged on the outer wall of a limiting block, the two limiting blocks being sleeved on the inner wall of the base, a screw rod being threadedly connected to the central positions of the two limiting blocks, and a clamping plate being sleeved on one side of the screw rod. By rotating the rotating rod, the first gear is driven to rotate, the gear slots on both sides are driven to rotate through the meshing of the first gear, the limiting blocks are driven to rotate, and then the screw rods are driven to rotate. Since the two screw rods are limited in position, the screw rods can move up and down through thread transmission, so that the clamping plate is driven to move, thereby being limited and clamped with the inner wall of the base. The two sides can increase the supporting points, and the firmness of the limiting and clamping installation is improved.

The invention discloses a high-voltage wire deicing vehicle, belongs to the technical field of cable deicing, and solves the problems that a cable deicing robot clamps a wire through symmetrical cone pulleys and needs electromagnetic adsorption for falling prevention, and once an adsorption structure is damaged, an unmanned aerial vehicle cannot take the cable deicing robot down from the wire. Comprising a whole vehicle, a containing space exists in the whole vehicle, the bottom, the front end and the rear end of the containing space are all communicated with the outside, a plurality of supporting points and displacement friction parts of the whole vehicle are all located at the top of the containing space, the displacement friction parts of the whole vehicle are located at the same horizontal height, and the gravity center of the whole vehicle is located below the supporting points and the displacement friction parts. It can be ensured that the whole high-voltage wire deicing vehicle is limited on a wire cable without additionally arranging an electromagnetic adsorption structure, the high-voltage wire deicing vehicle is smoothly placed on and taken down from the wire cable through the unmanned aerial vehicle, and the additional damage risk is not increased; and the original walking stability on the cable can be maintained.

The utility model belongs to the technical field of reaction kettles, and particularly relates to a reaction kettle sealing cover which comprises a sealing cover body, a butt joint hole is formed in the top of the sealing cover body, a reinforcing mechanism is arranged on the inner wall of the sealing cover body and comprises a sliding groove, and the sliding groove is formed in the inner wall of the sealing cover body. A first toothed plate is slidably connected to the inner wall of the sliding groove, a fixing block is fixedly installed at one end of the first toothed plate, a gear is rotatably connected to the inner wall of the sliding groove, a butt joint groove is formed in the inner wall of the butt joint hole, and a second toothed plate is slidably connected to an inner cavity of the butt joint groove. Through the arrangement of the reinforcing mechanism and the contact between the fixing block and the inner wall of the reaction kettle, the connection stability between the sealing cover and the reaction kettle is improved, and an additional supporting point is provided, so that the sealing cover is fixed on the reaction kettle more stably, and a gap between the sealing cover and the reaction kettle due to the looseness of a bolt is avoided.

The utility model discloses a turnover embracing column support for accurate positioning and installation of a large-span orthogonal steel truss, which comprises a steel column, an annular steel column hoop is connected with the steel column through high-strength bolts, a triangular steel platform is welded with the annular steel column hoop, steel column brackets are arranged on two sides of the steel column, and the triangular steel platform is connected with the annular steel column hoop through high-strength bolts. The steel column bracket is used for being welded with a large-span orthogonal truss steel beam; steel column hoops are arranged on supports on the two sides of a large-span steel structure, a tripod steel platform is hinged to steel columns, and the tripod steel platform serves as a supporting point of the large-span steel truss and serves as a horse stool for welding a vertical component bracket and the large-span steel truss, so that a welder is helped to keep a welding piece at the correct position and angle, and the welding efficiency is improved. In the welding process of the large-span steel truss, the split heads can prevent a welding piece from displacing due to the influence of gravity or welding heat in the welding process, meanwhile, uniform supporting force can be provided, thermal deformation in the welding process can be reduced, the original shape and size of a steel structure can be kept, and therefore the welding precision and quality are guaranteed.

The invention discloses an execution mechanism, system and control method of a natural orifice passing diagnosis and treatment robot. The robot executing mechanism comprises a first continuous body section and a second continuous body section which are mechanically coupled, reversible anchoring components are arranged at the far ends of the first continuous body section and the second continuous body section respectively, and the first continuous body section has active controllable bending capacity. The robot system comprises the robot executing mechanism and a driving and control module. By controlling the two reversible anchoring parts to anchor alternately and coordinating and driving the two continuous body sections to push alternately and relatively, the robot executing mechanism can achieve growth type movement in the cavity. According to the control method, through the circulation steps of outer anchoring, inner bending extending, inner anchoring and outer follow-up, the robot executing mechanism gradually goes deep into the narrow bent cavity. An intracavity supporting point can be dynamically established through an alternate anchoring mechanism, and the advancing stability and operation precision of the flexible instrument are improved.

A steel truss chord member reinforcing structure comprises an outer wrapping reinforcing plate, a node reinforcing plate and an energy consumption piece. The outer wrapping reinforcing plate is cylindrical and sleeves the outer side of the original chord member; a grouting hole is formed in the bottom of the outer wrapping reinforcing plate, and a grout overflow hole is formed in the top of the outer wrapping reinforcing plate; a structural adhesive layer is filled between the outer wrapping reinforcing plate and the original chord member; the node reinforcing plates are annularly arranged at the joints of the bolt balls and the original chord members at intervals; the energy consumption piece is arranged between the bolt ball of the steel net rack and the original chord member; the energy consumption piece comprises a spring and a guide rod; the guide rod is a telescopic rod, and two ends of the guide rod are respectively provided with a connecting plate; the connecting plate on one side is connected with the bolt ball, and the connecting plate on the other side is connected with the original chord member; the guide rod is sleeved with the spring, and the two ends of the spring abut against the connecting plates on the two sides respectively. According to the utility model, the technical problems that the structural weight or the construction difficulty is increased and the influence on the original structure is large by increasing supporting points, trusses or reinforcing chord members in the traditional reinforcing mode are solved.

The utility model discloses a cutting device for steel drum production, and relates to the technical field of steel drum machining. The device comprises a base, the top of the base is rotationally provided with a bearing seat, and the bearing seat is provided with a fixing piece used for fixing a steel drum; the cross beam is arranged on the base through a lifting piece, a first arc-shaped plate is arranged at one end of the cross beam, and a first electric push rod is arranged at the other end of the cross beam; the first arc-shaped plate and the second arc-shaped plate are arranged, the receding grooves and the rolling wheels are arranged on the first arc-shaped plate and the second arc-shaped plate, when cutting is achieved, along with sliding cutting of the cutting disc, the rolling wheels on the first arc-shaped plate and the second arc-shaped plate can abut against a steel drum in a rolling mode, and due to the fact that the rolling wheels are distributed in the upper row and the lower row, under cooperation of the receding grooves, the steel drum can be cut conveniently. On the premise that cutting is not affected, supporting points are arranged on the upper side and the lower side of an actual cutting point, so that edge breakage or deformation of the steel drum due to cutting stress in the cutting process is avoided, and the cutting quality is guaranteed.

The utility model relates to a valve opening and closing tool, in particular to an auxiliary C-shaped wrench for valve opening and closing, which comprises a wrench body provided with a holding portion and a clamping portion. The clamping part comprises a first C-shaped clamping piece and a second C-shaped clamping piece, the opening directions of the first C-shaped clamping piece and the second C-shaped clamping piece are perpendicular to each other, the opening of the first C-shaped clamping piece is clamped along the upper portion or the lower portion of the valve hand wheel, and the second C-shaped clamping piece is clamped along the outer ring of the valve hand wheel and abuts against the valve hand wheel. When the first C-shaped clamping piece and the second C-shaped clamping piece are clamped on the valve hand wheel, the first C-shaped clamping piece and the second C-shaped clamping piece abut against the inner side and the outer side of the valve hand wheel respectively, two supporting points with opposite acting force directions are formed, the valve hand wheel can be driven to rotate when the holding part rotates, and therefore the effect of rapidly opening and closing the valve is achieved. And a lever is formed by combining the length of the holding part, so that the labor-saving effect is achieved.

Mold cylinder (06), wherein the mold cylinder (06) has a cylinder head (16) and two cylinder pins (17), and wherein the mold cylinder (06) has at least one cylinder channel (21), and wherein at least one holding device (22) for at least one application mold (04) is arranged in the cylinder channel (21), and wherein the at least one holding device (22) has a front fastening device (23) for receiving a beginning (26) of the at least one application mold (04) and a rear fastening device (24) for receiving an end (27) of the at least one application mold (04), and wherein the rear fastening device (24) is designed as a clamping device (24), and wherein the front fastening device (23) is pivotably arranged in the cylinder channel (21), and wherein two adjustable lateral support points (28;29) are arranged, on which the front mounting device (23) is supported in a circumferential direction (U) relative to the cylinder channel (21), characterized in that the two lateral support points (28; 29) are each adjustable by means of a respective eccentric device (32; 33) and that the two eccentric devices (32; 33) are connected to each other via at least one connecting device (36) movable relative to the cylinder channel (21) and that an adjustment mechanism (34) is arranged, by means of which the relative position of the two eccentric devices (32; 33) and the connecting device (36) is adjustable on the one hand to the cylinder channel (21) on the other hand and that in addition to the two lateral support points (28;29) a central support point (31) is arranged at which the front mounting device (23) is supported in the circumferential direction (U) relative to the cylinder channel (21) and that the front mounting device (23) is arranged pivotably about the central support point (31) in the cylinder channel (21).

The utility model relates to the field of shifting machines, in particular to an electric shifting machine which comprises a moving base, a seat mechanism and a lifting mechanism. The seat mechanism comprises a hanging belt and two oppositely-arranged hanging arms, the two ends of the hanging belt are detachably connected to the two hanging arms respectively, the front ends of the hanging arms extend to the front side of the telescopic rod and are connected with the telescopic rod, a supporting block is arranged on the rear side face of the telescopic rod to support the hanging arms, and a lever structure is formed. When the lifting arm is used, the other end of the lifting arm bears downward pressure, the supporting block serves as a supporting point, limiting force is applied to the lifting arm through the connecting structure between the front end of the lifting arm and the telescopic rod, the length of a force arm of the limiting force is increased, the stability of the lifting arm in the using state is ensured, the overall structural strength is improved, and breakage and falling are avoided.

The application discloses an auxiliary welding system applied to an automobile rear floor and side wall assembly, which comprises a production line support, side edge frames are arranged at the top of both ends of the production line support, a production line rotating ring frame is arranged on the top of the side edge frame, an adjustable rotating conveying mechanism is arranged on the inner wall of the production line rotating ring frame, and an arc-shaped collecting frame is arranged at the center of the top of the production line support; the special-shaped bracket of the limiting type lifting mechanism can be replaced as required, the electric sliding table drives the matching support point, the assembly can be quickly transported to the production line rotating ring frame, the precise positioning and preliminary limiting are realized by cooperating with the driving motor set and related components, the production line rotating ring frame is convenient for welding and inverted impurity removal, the ring-shaped welding frame and the movable base cooperate to realize detailed welding, and the anti-dropping gripper realizes multiple limiting through the rotary cylinder and the electromagnetic iron material grabbing section.

The utility model discloses assembly type top cover shipment frock, including base, the top four corners of base all are equipped with stand, a plurality of supporting rods are equipped between two the stand of mutual approach, and two limiting rods are equipped on corresponding two supporting rods, the inside of supporting rod is provided with male groove corresponding with limiting rod, the bottom of limiting rod is integrally formed with the connecting block of adapting with male groove, the connecting block slides in the inside of male groove, the below of connecting block is equipped with locking bolt, the side of stand corresponding supporting rod is provided with through slot, and the end of supporting rod is equipped with adjusting bolt. The utility model relates to the technical field of railway vehicle, and this supporting rod has two supporting points, can more stable support top cover, and through the limiting rod design of slidable simultaneously, forms the location of top cover after fixing, and according to the longitudinal height of top cover to adjust the interval between supporting rod.