123 results about "Saddle" patented technology

The present application relates to the technical field of saddle, especially to a kind of electric sliding saddle mechanism and its sliding adjusting method, electric sliding saddle mechanism includes two parallel slide rails, mobile support, saddle body and driving mechanism, slide rail is uniformly provided with multiple locking grooves;Mobile support is slidably installed in slide rail, locking device is arranged on mobile support, locking device is suitable for switching between locking state and unlocking state, saddle body is fixed to mobile support, driving mechanism is connected with mobile support, mobile support and saddle body are driven to move forward and backward on slide rail by driving mechanism, locking device can be locked with locking groove at any time during movement, so that mobile support and saddle body are in the position required.The present application can realize the adjustment of saddle body at any position on slide rail by controlling driving mechanism and locking device, and the adjustment is simple, and the whole adjustment process can be completed by only one operator, to realize the accurate adjustment of sliding saddle.

The invention provides a simulation hoisting control method for a ship LNG large storage tank. The simulation hoisting control method comprises the following steps that S1, a small saddle assembly is manufactured; s2, saddle carrying line type simulation positioning, specifically comprising the following steps: S21, scanning data of a molded outer edge laminated wood line type of the LNG large-scale storage tank by adopting a three-dimensional scanner, and performing data analysis on the scanned laminated wood line type; s22, the saddles are assembled and positioned, the seven small assemblies of the fixed saddles are assembled into a fixed annular saddle, the seven small assemblies of the sliding saddles are assembled into a sliding annular saddle, and size precision control is conducted in the saddle positioning process in the assembling process; s23, saddle assemblies are welded and formed, and the seven small assemblies of the fixed saddle and the seven small assemblies of the sliding saddle are welded respectively; s24, the saddle line type is matched with the LNG tank body laminated wood in a simulation mode; and S3, the LNG large storage tank is hoisted. The epoxy clearance fitting degree of the saddle and the tank body laminated wood is ensured through three-dimensional scanning simulation and accurate process control, and the large storage tank is hoisted in place at a time.

The invention relates to the field of dynamic jump behavior simulation analysis of a thin-wall arch structure, in particular to a thin-wall arch structure finite element approximate calculation method and a lightweight system. The invention particularly provides a thin-wall arch structure finite element approximate calculation method and a lightweight system, and the method comprises the steps: carrying out one-time quasi-static equilibrium path analysis, obtaining a characteristic value closest to zero of each increment step, recognizing characteristic values before and after sign change, carrying out two-time perturbation finite element analysis, and carrying out two-time perturbation finite element analysis; the method comprises the following steps of: obtaining an approximate transient dynamic jump parameter and a feature vector, obtaining an approximate jump parameter and a feature vector at a saddle point based on a feature value interpolation closest to zero, finally obtaining an approximate transient jump response through a Gaussian hyper-geometric function, and proposing a Python / C-based hybrid programming method to realize the lightweight of a finite element analysis system. And the calculation cost and the analysis difficulty of the flexible shallow arch saddle point transient jump analysis can be effectively reduced.

The protective cover of the cross-shaped sliding table comprises a saddle and a sliding seat, and further comprises an installation frame, a first organ cover and a second organ cover, the installation frame is provided with a first window and a second window, the saddle and the sliding seat are movably arranged in the first window in a penetrating mode, and the second window corresponds to a spindle box. The outward ends of the first organ covers are fixed to the two sides of the mounting frame correspondingly, the inward ends of the first organ covers are slidably assembled in the first window and the second window to form first movable ends, the first movable ends are fixed to the two sides of the saddle correspondingly, and the outward ends of the second organ covers are assembled to the side, away from the saddle, of the mounting frame. The inward end of the second organ cover is assembled in the second window in a sliding mode and forms a second movable end fixed to the sliding base, the mounting frame, the first organ cover and the second organ cover jointly define a receding window, and when the spindle box moves, the saddle and the sliding base synchronously push the first organ cover and the second organ cover to contract and expand correspondingly. Therefore, the spindle box is shielded.

The present application relates to a saddle, in particular to a saddle with a water bottle. The saddle with the water bottle adopts the following technical solution: the saddle includes a saddle body and a water bottle body, the saddle body is provided with an accommodating cavity allowing the water bottle body to be inserted thereto, and the water bottle body is fixed in position relative to the saddle body after being inserted into the accommodating cavity. The space taken up by the water bottle placed between the saddle and the front wheel is saved.

The invention discloses a damping saddle which comprises a saddle body, a saddle support fixed to the lower portion of the saddle body, a spring plate support with an elastically-deformable supporting frame, a fixing assembly forming a locking clamping groove and a spring installed in the deformation direction of the spring plate support. The spring plate support is preferably of a U-shaped structure and comprises an upper supporting plate, a lower supporting plate and an arc-shaped plate connecting the upper supporting plate and the lower supporting plate, a U-shaped opening of the spring plate support faces backwards, and the spring is installed on the inner side of the opening. The fixing assembly is matched with a locking bolt through a clamping block to achieve front-back adjustment of the saddle. The upper supporting plate and the lower supporting plate are provided with spring clamping structures with flanges and notches for installing the pulling bolts, the spring plate support generates controllable deformation through clearance fit of the notches and the pulling bolts, and meanwhile the pretightening force of the springs is kept. The structure effectively gives consideration to damping performance and supporting stability, is particularly suitable for mountain bicycles, and solves the technical problem that damping and supporting of a traditional saddle are difficult to give consideration to.

A tip-free saddle with a pelvis supporting device comprises a saddle body, a base and a guide rail frame. The saddle body comprises an anterior pelvis supporting part, a central groove, a first hip supporting face and a second hip supporting face. The central groove extends from the rear end of the saddle main body to the anterior pelvis supporting part, and the first hip supporting surface and the second hip supporting surface respectively extend upwards and symmetrically from the first longitudinal side surface and the second longitudinal side surface of the central groove gradually along the side surfaces. The first hip supporting face is provided with a first arc-shaped fixing face, the second hip supporting face is provided with a second arc-shaped fixing face, and the first arc-shaped fixing face and the second arc-shaped fixing face symmetrically extend to the two top ends of the first side face and the second side face of the saddle body in an inclined and upward mode respectively. And the front pelvis supporting part and the front parts of the first hip supporting surface and the second hip supporting surface form a pelvis supporting device without a sharp saddle. The base is connected with the bottom side of the saddle body, and the guide rail frame is fixed to the base and used for installing the saddle clamp.

The utility model discloses a novel hair erecting machine saddle which is characterized in that a hollow cavity is machined in the front side face of a saddle block body, a vertical sliding groove is machined in the rear side wall of the cavity, a first vertical guide rail is machined on the left side wall of the cavity, and a second vertical guide rail is machined on the right side wall of the cavity. The first vertical guide rail and the second vertical guide rail are arranged in a bilateral symmetry mode, a vertical guide hole is machined in the top wall of the cavity, and the vertical guide hole penetrates upwards from the cavity to the top face of the seat block body. The mounting height of the mountain angle can be flexibly adjusted.

The utility model relates to the technical field of numerical control drilling and tapping machines, in particular to an adjustable drilling and tapping machine saddle which comprises a saddle body and two sets of guide rails, the two sets of guide rails are connected to the two sides of the saddle body in a sliding mode through guide assemblies respectively, and the saddle body is rotationally connected with a two-way screw. The two ends of the two-way screw rods are in threaded connection with two sets of screw sleeves correspondingly, and the two sets of screw sleeves are connected with the two sets of two-way screw rods correspondingly. According to the utility model, by rotating the two-way screw rod, the two groups of screw sleeves sleeved on the two-way screw rod can be driven to move in opposite directions in a manner of getting close to each other or getting away from each other along the direction of the two-way screw rod, so that a user can adjust the distance between the two groups of guide rails as required, and the two groups of guide rails can be adjusted to the required distance according to the specification of a workpiece placing table; therefore, the workpiece placing tables of different specifications can be conveniently installed.

The application discloses a method and device for centering a saddle-shaped weld seam support pipe center axis, the method comprising obtaining the distance between a projection point on a calibration disc and a sensor in the X and Y directions. According to the distance between the projection point on the calibration disc and the sensor in the X and Y directions, it is determined whether the rotation center line of the welding head and the axis of the support pipe are parallel. The inclination angle of the rotation center line of the welding head and the axis of the support pipe is calculated; based on the inclination angle, the inclination angle is adjusted to zero. The positional deviation between the center of the calibration disc and the rotation center of the head is calculated. According to the positional deviation, the welding head rotation center and the center of the support pipe end face are adjusted to coincide. The application realizes the centering of the welding head and the calibration disc through parallelism centering and center position centering, thereby realizing the coincidence of the saddle-shaped support pipe center axis and the rotation center axis of the welding head, and providing a high-precision position reference for automatic welding.

The invention provides a method for improving the positioning and scribing precision and speed of a pipe saddle opening in the field of pipelines. Comprising the following steps: step 1, selecting an adaptive porous saddle ring according to the sizes of a pipe and a saddle opening, and manufacturing corresponding laser, a center hole positioning block and a center hole positioning ring according to the porous saddle ring; 2, a porous saddle ring is located at a pipe saddle opening, a center hole positioning ring is assembled to a laser and center hole positioning block, the laser and center hole positioning block is contained in the porous saddle ring, a laser emitter is assembled in the middle of the laser and center hole positioning block, and a corresponding number of pressing type punchers / pens are selected; thirdly, the laser and center hole positioning block is fixed to the pipe to be machined; and 4, point position marking is conducted by means of laser and the center hole positioning block in combination with a laser emitter, a pressing type puncher / pen and a center hole positioning ring, a line is formed after marking, the saddle opening is positioned, and the line marking process is finished. And the positioning and scribing precision and speed of the saddle opening are improved.

A double-bridge D-ring joint ring (9, 9.1) for a girth (1) for mounting a saddle on the back of a riding animal, the girth (1) being divided into three sections in the tensioning direction and comprising a central section (2) and two straps (3, 4) attachable or connected thereto for connecting the girth to a saddle, wherein the straps (3, 4) are connected to the central section (2) by means of a rigid joint ring (9, 9.1) attached to the central section (2), wherein the joint rings (9, 9.1) are arranged at a distance from each other in the direction of the longitudinal extension of the girth (1), wherein the connection of the joint rings (9, 9.1) is designed to be attached to the central piece (2) so that these, each forming a joint, are adjustable relative to the central piece (2) in the direction of the width of the central piece (2), wherein the double web connecting the legs of its arc section (12) is provided by an inner web (11) and an outer base web (10, 10.1) by means of the double-web D-ring design of the joint ring (9), and wherein the base web (10, 10.1) has one or more connecting webs (17, 17.1) for connecting each of a strap (3, 4) by means of a strap loop (22), characterized in that each connecting web (17, 17.1) encompassed by a strap loop (22) is provided by two web pins (19, 19.1) separated from each other by an insertion opening (20, 20.1) for inserting a strap loop (22).

An improved tree saddle assembly includes a saddle configured to wrap about a user for support while tethered to a tree by a tether line. A bridge line assembly provides two distinct, forward-extending loops: a first bridge line coupled to left and right attachment locations on a first portion of the saddle, and a separate second bridge line coupled to left and right attachment locations on a second portion of the saddle. Each bridge line forms a loop with an apex configured for attachment to the tether line. The first and second bridge line loops are independently adjustable in effective length, enabling selective repositioning of the saddle's first and second portions relative to one another while the user remains tethered. This independent adjustability permits fine-tuned balance and comfort adjustments, improving load distribution and user positioning without requiring disengagement from the tether.

The invention relates to a saddle pre-deviator calculation method considering an anchor span wire strand scattering state, which comprises the following steps: determining each saddle pre-deviator at the initial iteration, including the pre-deviator of a left / right splay cable saddle and the pre-deviator of a left / right main cable saddle; calculating the left / right side tangency point force of the main span saddle, the longitudinal force at the tangency point of the left / right side span main cable saddle and the component force of the tangency point force of the left / right side span splay cable saddle on the slip plane; calculating the sum of the component forces of the tensioning forces of the threads of the left / right anchor spans on the slip surface by considering the loosening state of the threads of the anchor spans; calculating the unbalanced force of the slip surface of the left / right splay cable saddle and the unbalanced force of the left / right main cable saddle in the longitudinal direction; and the pre-deviators of the left / right splay cable saddles and the pre-deviators of the left / right main cable saddles are updated respectively, and the steps are executed circularly until the incremental modulus length of the pre-deviators of all the saddles is smaller than the convergence value, so that the pre-deviators of all the saddles are obtained. According to the method, the tension force of the scattered wire strands is calculated and nested in the pre-deviation iteration process of the saddle, and the tension force of each wire strand of the anchor span is obtained while the pre-deviation of the saddle is calculated.

The application discloses a safety saddle for moving a heating metal hose, relates to the technical field of safety protection of moving heating, and comprises a saddle mechanism, a limiting mechanism assembled in the saddle mechanism, and a locking mechanism assembled on the periphery of the saddle mechanism. The saddle mechanism comprises a mounting bottom plate, the top of the mounting bottom plate is fixedly connected with a supporting vertical pipe, and the front end of the supporting vertical pipe is provided with a placing groove. The limiting mechanism comprises a movable ring buckle fixedly connected to the inner wall of the supporting vertical pipe, and the inside of the movable ring buckle is provided with a C-shaped clamping groove. The locking mechanism comprises a first fixing seat fixedly connected to one side of the supporting vertical pipe and a second fixing seat fixedly connected to the other side of the supporting vertical pipe. The safety saddle for moving the heating metal hose can realize automatic locking mechanism and double protection through the mutual cooperation among the saddle mechanism, the limiting mechanism and the locking mechanism.

The invention discloses a main pipeline parallel binding sub-pipeline connecting device which comprises a saddle body, one side of the saddle body abuts against the main pipeline, a saddle outer baffle is arranged at the end, away from the main pipeline, of the saddle body, and a sub-pipeline is arranged between the saddle outer baffle and the saddle body. A binding belt is connected in the circumferential direction of the saddle body so that the main pipeline and the sub-pipeline can be fixed to the saddle body, a gasket is connected to the end of the binding belt, a screw is connected to the gasket, the tightness of the binding belt is adjusted through the screw, and a nut is connected to the end of the screw so that the main pipeline and the sub-pipeline can be bound to the saddle body. According to the connecting device for parallel binding of the main pipeline and the sub-pipelines, the multiple saddle bodies are connected between the main pipeline and the sub-pipelines at intervals, the sub-pipelines and the saddle bodies are fixed through the saddle outer baffles, the binding belts are bound in the circumferential directions of the saddle bodies, the main pipeline and the sub-pipelines are fixedly connected, the construction efficiency is improved, and the construction cost is reduced. The installation cost is saved.

The present invention discloses a saddle cover and a construction method. The saddle cover includes a saddle cover sub-module, a flange connection structure, a fixed connection structure, a support structure, a waterproof member, and a cable outlet. The saddle cover sub-module is prefabricated from high-performance concrete, and multiple saddle cover sub-modules are assembled to form the saddle cover. The flange connection structure is arranged on the side wall of the saddle cover sub-module and is used for splicing adjacent two saddle cover sub-modules. The fixed connection structure is arranged on the bottom surface of the saddle cover sub-module and is used for connecting the saddle cover sub-module with the cable tower. The support structure is arranged inside the saddle cover sub-module and is used for supporting both sides of the saddle cover sub-module. The waterproof member is arranged on the outer walls of the flange connection structure and the fixed connection structure to form a waterproof layer. The cable outlet is arranged on the opposite sides of the saddle cover and is used for the suspension cable to extend in and out. The saddle cover of the present application is light in weight, convenient for hoisting and transportation, and has good sealing performance and durability.

This application relates to the field of saddle molding technology, and in particular to a saddle processing technology and saddle based on a composite filling layer, comprising the following steps: S1, according to the preset outline of the saddle, several foam layers with different physical and mechanical properties are independently formed using corresponding molding molds; S2, the individually formed foam layers with different physical and mechanical properties are laminated to form a composite filling layer with an outline matching the saddle; S3, a saddle substrate is placed on the lower end face of the composite filling layer; S4, the saddle faceplate is wrapped and bonded to the outer surface of the composite filling layer along the outer edge of the saddle substrate, and the finished saddle is obtained. A saddle manufactured using a saddle processing technology has a heating component provided at the interface of the bonding surface of adjacent foam layers. This application does not involve secondary heating, which can avoid the problem of hardening of the interface caused by continuous foaming, and can also take into account the requirements of the filling layer for support and comfort.

The present invention relates to a saddle bottom plate manufacturing method, a mold, a saddle bottom plate, and a saddle. The saddle beam clamping mechanism is arranged on a movable mold and is molded together with the movable mold. The movable mold is provided with an injection cavity for injection molding a saddle beam receiving portion at the top end of the bottom plate and a saddle beam receiving portion at the tail end on both sides of the bottom plate body. The saddle beam is clamped by the saddle beam clamping mechanism of the mold, and the entire saddle beam is injection molded between the saddle beam receiving portion at the top end of the bottom plate and the saddle beam receiving portions at the tail end on both sides, which saves working hours, does not require secondary processing, and there is no gap between the saddle beam and the bottom plate, thereby improving the stability of the product.

This invention discloses a finite element simulation method and system for a suspension bridge tower top saddle. The method includes: collecting multiple types of parameters; iteratively solving for tangential and normal forces based on an initial tangential stiffness matrix; calculating the actual contact friction coefficient based on the coupling relationship between temperature and contact normal pressure; calculating a tangential correction coefficient based on the actual contact friction coefficient, the ratio of tangential to normal forces, and the linkage relationship between the saddle geometric parameters; dynamically adjusting the tangential stiffness matrix based on the correction coefficient, the saddle pre-offset, and the synergistic relationship between cable stress; constructing a finite element model and simulating it; and iteratively optimizing until convergence. The system corresponds to the modules described above. This invention optimizes simulation accuracy through multi-factor coupling and linkage, adapting to complex working conditions and providing reliable support for the design and construction of suspension bridges.

A saddle hinge of a saddle-ride vehicle is described which comprises a first hinge portion connectable to the under-saddle body and a second hinge portion connectable to the saddle. The first and second hinge portions are pivotally connected to each other about a pin. At least one elastic element is mounted between the first and second hinge portions and shaped to facilitate opening the saddle. The saddle hinge comprises a first abutment formed on said first and / or second hinge portion shaped to come into contact with the elastic element and define a first stable opening position of the saddle having a first opening angle. Furthermore, it includes a second abutment formed on said first and / or second hinge portion, configured to define a second stable opening position of the saddle having a second opening angle greater than the first opening angle and wherein the first abutment is formed on the first hinge portion and includes an abutment wall which defines a shoulder on which the elastic element rests stably when the first opening angle is reached, keeping the saddle stable in the first opening position.

The application relates to the technical field of topographic analysis, in particular to a saddle point extraction method, device, equipment, storage medium and program product, wherein the method comprises the following steps: acquiring DEM data for topographic saddle extraction; based on a preset positive and negative topography method, extracting a candidate saddle point set from the DEM data, and extracting a plurality of topographic features of each candidate saddle point in the candidate saddle point set at a plurality of scales; inputting the plurality of topographic features of each candidate saddle point at the plurality of scales into a pre-established convolutional neural network for multi-scale topographic feature fusion, and removing false saddle points in the candidate saddle point set according to an output result to obtain a final saddle point. Therefore, by combining the positive and negative topography method and the multi-scale feature fusion convolutional neural network, the problems of excessive false saddle points when the positive and negative topography method extracts saddle points are solved, the extraction precision and accuracy of the saddle points are improved, and intelligent analysis and identification of topography are promoted.

A saddle rail clamp assembly (400) comprising: an upper saddle rail clamping portion (430) configured to be rotatably coupled with a housing (493), said upper saddle rail clamping portion comprising at least one opening (435) therein; a lower saddle rail clamping portion (420) located between said upper saddle rail clamping portion (430) and said housing (493); and a fastening system, said fastening system comprising: an extended seatpost saddle clamp nut (810A, 810B) configured to be installed at least partially within said at least one opening (435) of said upper saddle rail clamping portion (430); and a fastener (815A, 815B) configured to be installed at least partially within a fastener opening (495) of said housing (493), said fastener configured to be coupled with said extended seatpost saddle clamp nut (810A, 810B) to compressively couple said upper saddle rail clamping portion (430) with said lower saddle rail clamping portion (493) to retain a saddle rail therebetween, wherein said extended seatpost saddle clamp nut (810A, 810B) does not decrease a saddle bottom-to-dropper seatpost standoff distance (720), and wherein said saddle rail clamp assembly (400) minimizes a required length of said fastener (810A, 810B).

The application discloses a large-span suspension bridge elevation measurement method, and relates to the technical field of bridge construction. The large-span suspension bridge elevation measurement method comprises the following steps: obtaining an elevation control network point, a gravity anomaly correction number and a normal leveling surface non-parallel correction number; establishing an absolute elevation reference network at a road surface connection position between a bridge and an adjacent structure on both sides of a suspension bridge according to the elevation control network point, the gravity anomaly correction number and the normal leveling surface non-parallel correction number; and measuring relative geometric elevations and adjusted absolute elevations of each component of the suspension bridge by using a measuring instrument according to the absolute elevation reference network. The relative geometric elevations and the adjusted absolute elevations of each component of the suspension bridge are measured by establishing the absolute elevation reference network and using the measuring instrument, the influence of gravity anomalies in high-altitude and deep valley areas is overcome, the unification of elevation references on both sides of the large-span suspension bridge is ensured, and the elevations of anchorages, a main beam, a top column of an upper tower, a main cable saddle, main cables and the like of the suspension bridge are kept consistent with the design theoretical elevations.

A saddle clamp (1) for positioning and fixing elongated bodies such as cables, pipes or the like (5) to a support element (6) comprises a U-shaped bracket (2) with two arms (201 a, 201 b) of the U connected at one end thereof by a wall (201c), with the free opposite end of said arms (201 a, 201 b) intended to be engaged with a support element (6), one or more saddles (501) being inserted between said arms (201 a, 201 b), each saddle (501) being formed by the coupling together of two half-saddles (501 a, 501 b) with facing faces shaped with one or more longitudinal grooves (502) extending parallel to side walls (509) of the half-saddle (501a, 501 b) so as to form at least one housing for clamping said elongated bodies passing between the arms (201 a, 201 b) and the two half-saddles (501 a, 501 b) of the saddle (501), a locking screw being screwed into a hole provided in said wall (201c) of the U-bracket (2) and arranged with its axis parallel to the arms (201 a, 201 b) so as to push the saddle or saddles (501) present between the arms (201 a, 201 b) towards the free end of said arms (201 a, 201 b). Each half-saddle (501 a, 501 b) comprises a pair of guide slots (503) on the inside of the body of the half-saddle (501 a, 501 b), which extend parallel to said side walls (501) of the half-saddle (501 a, 501 b) and pass through the thickness of the body of the half¬ saddle (501 a, 501 b) and which are each crossed by an arm (201 a, 201 b) of the U-bracket (2) so as to form a guide for sliding of the half-saddles (501 a, 501 b) in the direction parallel to the arms (201 a, 201 b).

An apparatus for cooling a ram spindle and compensating for a load comprises a saddle installed to be transferred along a cross rail; a ram spindle installed to be transferred along the saddle; a transfer unit configured to transfer the ram spindle relative to the saddle by means of a box guideway; a cooling unit configured to cool the ram spindle; and a load compensation unit including gibs and configured to adjust a load applied from the ram spindle to the saddle, wherein the gibs are provided as a plurality of gibs provided inside the saddle, disposed between the saddle and the ram spindle, except for a reference surface with which the ram spindle is in close contact, and installed to correspond to the reference surface in a horizontal direction or a vertical direction.

The utility model relates to a novel detachable saddle structure which comprises an upper semi-arc-shaped upper baffle, a lower semi-arc-shaped lower base plate, a saddle, a connecting plate and a bolt. The upper baffle and the lower base plate are in butt joint to form a cylinder which is arranged on the transverse tank body in a sleeved mode, outwards-protruding connecting plates are welded to the two ends of the upper baffle, outwards-protruding connecting plates are welded to the two ends of the lower base plate, and the connecting plates of the upper baffle and the lower base plate are fixed together through bolts, so that the upper baffle and the lower base plate wrap the transverse tank body by a circle. A saddle is welded to the lower portion of the lower base plate, the tank body is supported on the ground through the saddle, and the saddle is fixed to the ground through embedded bolts. The titanium material equipment saddle has the advantages that due to the structure, the titanium material equipment saddle can be made of carbon steel, cost is greatly saved, and the connection between the saddle and the titanium material equipment is still firm and reliable.

The application discloses a workbench module and a machine tool. The workbench module comprises a bearing table, a y-axis driving module, a saddle, an x-axis driving module, a base and a first protective cover. The first protective cover can protect the x-axis driving module below the first protective cover, and the adjacent saddles also move relatively in the x-axis direction. Since one end of the first protective cover is fixedly connected with a saddle and the other end is movably arranged through another saddle, the first protective cover can move relatively to the saddles, so that the first protective cover does not affect the relative movement of the saddles in the x-axis direction and the protection effect of the first protective cover is ensured. Since the first protective cover is connected with the saddles and the y-axis driving module is arranged on the saddles and drives the bearing table to move relatively to the saddles along the y-axis direction, the adjacent bearing tables are not interfered by the first protective cover when moving relatively in the y-axis direction. In addition, the second protective cover can protect the y-axis driving module and reduce the influence of cutting fluid on the y-axis driving module.

The utility model discloses a pressure vessel finished product saddle welding positioning structure which comprises a base, a positioning plate is arranged on the base, and a saddle is arranged on the positioning plate. Two groups of sliding through grooves are formed in the positioning plate, two groups of moving plates are arranged on the two groups of sliding through grooves in a sliding manner, the two groups of moving plates are symmetrically arranged, and the two groups of moving plates move towards the direction of the saddle at the same time to position the saddle on the positioning plate; the utility model has the beneficial effects that the arc-shaped part of the saddle can be stably and accurately fixed on the positioning plate in the welding process through the two groups of moving plates which are symmetrically arranged and can move towards the direction of the saddle, so that the precision and the stability in the welding process are ensured, the operation flow is simplified by the structural design, and the welding efficiency is improved. The positioning accuracy and the welding efficiency are improved, the welding error is reduced, and the product quality is ensured.

The utility model discloses a swing type shock absorption and isolation cable saddle which comprises a saddle body and a base, an installation groove is formed in the base, the saddle body is arranged in the installation groove, a lubricating structure is arranged between the bottom face of the saddle body and the installation groove, and gaps for prolonging the natural vibration period of the saddle body are formed between the saddle body and bosses at the two ends of the installation groove. The saddle body is further connected with the bosses at the two ends of the mounting groove through pre-tightening structures, and the contact face between the lubricating structure and the mounting groove is a swing face of an arc-shaped structure. The saddle body and the base are connected through the pre-tightening structure, when a strong earthquake occurs, the pre-tightening structure is damaged firstly, the saddle body and the base are separated, the saddle body swings and slides along the mounting groove under the action of earthquake energy absorbed by the main cable, part of the earthquake energy is consumed, and the impact of the earthquake energy on the main tower is reduced; the construction cost of the main tower is effectively reduced, and meanwhile the safety of the suspension bridge is facilitated.