331 results about "Calipers" patented technology

The invention discloses a numerical control vertical lathe with a detachable clamping mechanism, and relates to the technical field of machining, the numerical control vertical lathe comprises a turning frame, a first electric guide rail, a second electric guide rail and a machining table, the first electric guide rail and the second electric guide rail are used for controlling the turning frame to move, and the machining table is used for bearing a workpiece; the lathe turntable is driven after being decelerated by a motor through a speed reducer, a workpiece chuck is clamped to the top of the lathe turntable and used for off-line centering adjustment of workpieces, worm calipers are arranged at the top of the workpiece chuck and used for clamping the workpieces, and an air pressure locking device and a magnetic floating positioning device are arranged on the lathe turntable. The pneumatic locking device is used for locking the lathe turntable and the workpiece chuck, and the magnetic floating positioning device is used for positioning and guiding the lathe turntable and the workpiece chuck. Workpiece centering operation which consumes long time is completed off line, the machine tool shutdown clamping time is greatly shortened, and the equipment utilization rate is increased.

The invention discloses an enhanced straight line detection method and system based on gradient pooling. The method comprises the following steps: defining a detection area in an image and dividing the detection area into a plurality of sampling calipers; carrying out average pooling processing on the data to generate a noise-reduced and dimension-reduced low-dimensional feature map; on the low-dimensional feature map, coarse positioning edge points are screened out based on double constraints of gradient amplitude and direction consistency; then, returning to the original pixel gray data, and carrying out sub-pixel-level interpolation positioning along the normal direction of the gradient direction of the coarse positioning edge point to obtain a high-precision fine positioning edge point; and finally, after outliers are eliminated by adopting a random sampling consistency algorithm, fitting is carried out on inner points through a least square method, and a final straight line parameter is obtained.According to the method, through the synergistic effect of pooling noise reduction, gradient constraint screening, sub-pixel fine positioning and robust fitting, the contradiction in precision, efficiency and noise resistance in the prior art is effectively solved, and the accuracy, efficiency and noise resistance of the system are improved. And the comprehensive performance of straight line detection is obviously improved.

The invention discloses a caliper rectangular ring assembling device which comprises a pressing rod and a clamping device, the pressing rod comprises a rod body internally provided with an air passing channel and a cover plate fixed to one end of the rod body, and a mounting gap communicated with the air passing channel is formed between the cover plate and the rod body and used for containing a rectangular ring; and the air pump assembly communicates with the end, away from the mounting gap, of the air passing channel so as to exhaust or ventilate the mounting gap through the air passing channel. According to the caliper rectangular ring assembling device provided with the mounting gap and the air passing channel, after an operator completes insertion connection of a pressing rod and calipers, a rectangular ring is just flatly clamped into a rectangular ring mounting groove, the whole mounting process is simple and convenient, the operator does not need to take the rectangular ring to press the rectangular ring into the rectangular ring mounting groove, and the working efficiency is improved. The rectangular ring is prevented from falling into the concave position of the calipers in the manual installation process, the problem that the rectangular ring cannot be pressed flat due to the fact that the rectangular ring is not aligned with the rectangular ring installation groove is also avoided, the assembly difficulty is reduced, the assembly time is saved, and the assembly efficiency is improved.

The invention relates to the technical field of electromagnetic brakes, in particular to an electromagnetic hydraulic braking structure and electric control electromagnetic hydraulic braking calipers. The electromagnetic hydraulic braking structure comprises a combined piston assembly, the combined piston assembly comprises a piston cylinder, the piston cylinder is provided with a first piston cavity and a second piston cavity which are communicated with each other, the first piston cavity is provided with a combined outer piston and a combined inner piston in a penetrating mode, and the second piston cavity is provided with a pressurizing small plunger in a penetrating mode; an oil storage cavity is formed outside the piston cylinder, and a plurality of oil holes are formed in the side wall of the piston cylinder and are communicated with the first piston cavity and the oil storage cavity; the electromagnet assembly comprises an armature, and the armature abuts against the combined inner piston; and the hydraulic braking assembly is internally provided with an oil way and communicates with the second piston cavity, and multi-stage pressure amplification is achieved through double-cavity linkage. Gap fluctuation between the brake pad and the brake disc in the braking process can be effectively controlled, the characteristic of large suction force of the tail end of the electromagnet is efficiently utilized, and meanwhile the stable braking effect is achieved.

The invention relates to the technical field of metal bar drawing, in particular to metal bar drawing production equipment which comprises two platforms, drawing mechanisms are mounted at the tops of the two platforms, each drawing mechanism comprises a first motor, the first motors are fixedly mounted on the side portions of the two platforms, and the second motors are fixedly mounted on the side portions of the two platforms. A first threaded rod is fixedly installed at the output end of the first motor, the sliding grooves are formed in the two platforms, the first threaded rod is rotatably installed in the sliding grooves, the fixing block is installed on the surface of the first threaded rod in a threaded mode, and three-jaw calipers are fixedly installed on the side portion of the fixing block. The mold frame is arranged between the two platforms, and a mounting groove is formed in the mold frame. Through the arrangement of the drawing mechanism, the drawing die can be automatically replaced, multiple deformation is completed by sequentially passing through the drawing holes with different diameters, and the tedious steps of multiple times of rod unloading and die penetrating again in the traditional process are reduced.

This invention discloses a novel cup rim measuring instrument, belonging to the field of measuring instrument technology. It aims to solve problems encountered when using conventional calipers to measure the rim of paper cups, such as significant influence from sample molding, substantial human error, insufficient accuracy, and the inability to avoid seam errors. The measuring instrument includes a base, a measuring cup pan, a dial, a steel bar, a calibration block, a turntable, a digital micrometer, an adjusting block, a locking structure, and an elastic reset component. High-precision measurement is achieved by using a flexible steel bar to conform to the cup rim contour, combined with the digital micrometer. A tension spring provides uniform preload, and the locking structure fixes the length of the steel bar. The mating structure between the adjusting block and the measuring head ensures accurate data. This measuring instrument offers precise and stable measurements, is easy to operate, and is suitable for various types of paper cups, especially for paper cup production quality inspection scenarios with high requirements for measurement accuracy and consistency.

The invention discloses a self-adaptive fixing and calibrating system for various calipers, which comprises a caliper fixing measuring jaw support base, a caliper push-pull button fixing unit, a caliper body tail movable support end unit and a sounding ruler calibration unit, and is characterized in that a caliper fixing measuring jaw support end is arranged on the caliper fixing measuring jaw support base; a caliper body tail supporting end is arranged on a movable assembly of the caliper body tail movable supporting end unit, and a caliper fixed measuring jaw and a caliper body tail of a calibrated caliper are arranged on the caliper fixed measuring jaw supporting end and the caliper body tail supporting end respectively. The caliper fixed measuring jaw and the tail portion of the caliper body are pressed tightly through movement of the movable assembly towards the caliper fixed measuring jaw, the caliper push-pull button fixing unit is used for fixing the caliper push-pull button, and the depth ruler calibration unit is arranged on the base and comprises a measuring block and a first driving mechanism. The first driving mechanism is used for driving the gauge block to move in the caliper body direction and driving the gauge block to move away from or close to the caliper depth gauge.

1. Name of the designed product: adapter code for four calipers (scooter). 2. Use of the designed product: adapter code for calipers of the rear brake system of a scooter. 3. Design points of the designed product: in shape. 4. Picture or photo that best indicates the design points: perspective view.

The utility model provides a self-service haircut cover which comprises a cover body, the cover body comprises a supporting plate and a plurality of caliper strips, each caliper strip comprises a connecting section and a bent section, the connecting sections are connected to the supporting plate, the bent sections extend in the direction close to the center of the cover body, and the connecting sections are connected to the supporting plate. The caliper strips surround the supporting plate and are arranged at intervals in the circumferential direction, so that a cavity for containing the head of a user is defined by the caliper strips, a first opening is formed in the bottom of the cavity, silica gel sheets are arranged on the caliper strips, and the sides, facing the center of the cover body, of the silica gel sheets are of arc structures; the haircut cover can improve the symmetry and uniformity of haircut.

The utility model discloses a machine tool for brake production relates to brake production technical field, including processing machine tool and servo electric jar, the processing machine tool inside chamber both sides are equipped with clamping assembly, the servo electric jar fixed mounting is in the processing machine tool inside chamber upper end, the servo electric jar output is connected with support plate through first rotation subassembly, be connected with mounting plate through adjusting assembly on the support plate, be equipped with high frequency sound wave sensor on the mounting plate, be equipped with the nozzle on the mounting plate, be equipped with the first servo motor of fixed mounting on the mounting plate, the first servo motor output is connected with the rotary rod, the rotary rod is connected with the connecting rod through the clamping mechanism, the cutting tool is equipped with on the other end of connecting rod, the utility model discloses the setting through the clamping mechanism, is convenient for cutting tool to dismantle replacement, through the setting of high frequency sound wave sensor, realizes the intelligent, accurate monitoring of cutting tool state.

This invention provides a method and apparatus for calibrating calipers with dial indicators. The method includes: Step S1, adjusting the tailstock of the length measuring instrument to a position exceeding the range of the dial indicator caliper, and installing the dial indicator caliper onto the worktable; Step S2, adjusting the tailstock of the length measuring instrument to a predetermined position, with the two measuring ends of the dial indicator caliper contacting the measuring caps on the tailstock and headstock respectively; Step S3, adjusting the state of the worktable until the reading of the dial indicator caliper is at an inflection point; Step S4, reading the reading of the dial indicator caliper, and comparing the distance from the tailstock position with the reading of the dial indicator caliper to calculate the difference. If the difference is within the allowable error range, it meets the requirements; Step S5, after completing the calibration at one calibration distance, changing the position of the tailstock to another calibration distance, and repeating Step S4 to perform the calibration at the other calibration distance. This invention solves the problem of the complex and cumbersome calibration process of dial indicator calipers in the prior art.

The invention provides an EPB redundancy control method and system, and belongs to the technical field of vehicle control. The method comprises the following steps: acquiring states of a main controller and an auxiliary controller; in the non-EPB operation process, the main controller or the auxiliary controller is switched to control the EPB electronic calipers according to the states of the main controller and the auxiliary controller; in the EPB operation process of the main controller, when it is confirmed that the main controller fails according to the state of the main controller, the auxiliary controller is switched to control the EPB electronic calipers. The two independent controllers are used for independently and simultaneously controlling the two paths of EPB electronic calipers respectively, and real redundant parking is achieved.

The utility model relates to the technical field of milling tools, in particular to a brake caliper multi-angle positioning milling tool which comprises a mounting frame, a driving assembly is arranged in the mounting frame, the driving assembly comprises a lateral sliding assembly and a double-shaft sliding assembly, the mounting frame is of an L-shaped structure, the lateral sliding assembly is arranged on the side wall of the mounting frame, and the double-shaft sliding assembly is arranged on the side wall of the mounting frame. The double-shaft sliding assembly is arranged at the bottom of the mounting frame, a connecting plate is fixed to the top end of the double-shaft sliding assembly, a debugging assembly is fixed to the top end of the connecting plate, and the debugging assembly comprises a frame, an angle scale arranged in the middle of the frame in a sleeving mode and a rotating rod arranged in the angle scale; according to the brake caliper butt-joint plate, the four butt-joint plate bodies are arranged, the inclined faces formed by the four butt-joint plate bodies are fixedly connected with the brake caliper, due to the fact that the inclined faces and the brake caliper form a unified structure, the caliper and the butt-joint plate bodies can be fixedly connected, the four butt-joint plate bodies can conduct personalized angle deflection according to the angle requirement for caliper machining, and the machining requirement is met.

The utility model relates to the field of fishing articles, and discloses an inverted conical fishing rod handle convenient to disassemble and replace, which comprises a support rod, a handle body is slidably mounted on the outer wall of the support rod, a fixing bolt is mounted at the bottom end of the inner wall of the support rod in a threaded manner, and the outer diameter of the fixing bolt is equal to the diameter of the inner wall of the handle body. Fixing blocks are fixedly connected to the bottom ends of the front side and the rear side of the fixing bolt correspondingly, buttons are slidably connected to the opposite ends of the fixing blocks correspondingly, second grooves are connected to the opposite ends of the buttons through caliper assemblies correspondingly, the second grooves are formed in the left side and the right side of the handle body correspondingly, and first grooves are formed in the front side and the rear side of the handle body correspondingly. According to the utility model, the handle body can extend downwards along the long groove and can be switched between double holding formed by matching with the supporting rod and single holding formed by clamping into the short groove, so that the use experience of a fisherman is improved, and the handle body can be conveniently disassembled under the action of the fixing bolt.

1. The name of the design product: caliper (CBA-13-84-P2). 2. The use of the design product: brake caliper for motorcycle. 3. The design features of the design product: in shape. 4. The picture or photo that best indicates the design features: perspective view 1.

A computer-implemented method trains an artificial intelligence model based on neural networks to predict physical features of a brake caliper from a geometric representation, such as a mesh. The method provides for receiving geometric representations of brake calipers, each comprising local regions such as vertices and faces, and local information relating to the geometry. The artificial intelligence model is trained using input data comprising the received local information and output data relating to physical features of the brake caliper, including fields of stresses due to the pressure of brake fluid and the friction force, and the integral of the elastic deformation energy. The system comprises an input interface to access training data and a processor module configured to train the artificial intelligence model. The trained artificial intelligence model predicts physical features of a brake caliper from the geometric representation, providing output data such as stress fields and deformation energy.

The utility model discloses a pair of open type Rogowski coil discharge detection calipers, relates to the field of alternating current detection, and aims to solve the problems that an existing Rogowski coil cannot be installed remotely to reduce the risk of electric shock and the measurement precision is not up to the standard due to the fact that the Rogowski coil is easy to deform due to extrusion during measurement. The clamp comprises a clamp body, a fixed clamp and a movable clamp, the fixed clamp is fixed to the upper end of the clamp body, and the movable clamp is slidably connected to the clamp body; a Rogowski coil I is installed in the fixed clamp, a fixed contact is arranged at the upper end of the fixed clamp, the Rogowski coil I is connected with the fixed contact, a Rogowski coil II is installed in the movable clamp, a movable contact is arranged at the upper end of the movable clamp, the Rogowski coil II is connected with the movable contact, and the movable contact can be connected with the fixed contact in an inserted mode. The method is used for detecting the current of the alternating current line.

The invention provides an electronic mechanical brake clamping force compensation system and a control method.The electronic mechanical brake clamping force compensation system comprises a brake pedal, a brake controller and electronic mechanical calipers arranged at the wheel ends of four wheels, each electronic mechanical caliper comprises a caliper body, a caliper motor, a transmission mechanism and a caliper controller, a brake force requirement calculation module is arranged in the brake controller, and a brake force requirement calculation module is arranged in the brake controller. A target clamping force correction module, a wheel edge braking force control module, a brake disc temperature calculation module, a caliper abrasion calculation module and a wheel speed estimation module are arranged in the caliper controller. According to the method, the target clamping force and the clamping force estimated value of the electronic mechanical calipers are compensated and corrected by adopting the working parameters of the actuator in the electronic mechanical braking system and other system parameters which are easily obtained on the whole vehicle, so that the control precision under various complex working conditions is improved, the braking smoothness is favorably improved, and the user experience is improved.

The utility model relates to the technical field of measuring calipers, in particular to a special caliper for measuring the symmetry degree of a circular mould keyway, which comprises a caliper body, a short clamping foot piece and a long clamping foot piece are arranged on the caliper body in a sliding manner, a fine adjustment assembly is arranged on one side of the short clamping foot piece and is arranged on the outer side of the caliper body in a sliding manner, and a clamping pin is arranged on the long clamping foot piece. The utility model aims to solve the problems that the diameter of a circular mold is large, the weight is heavy, and the circular mold is difficult to move to a three-coordinate measuring machine, and the caliper is light and portable, is convenient to carry, is convenient to carry, and is convenient to use. The device can be directly used on a production line site, does not need to move the ring mold, meets the actual detection requirements of the production site, and reduces the detection cost and the operation complexity.

This utility model discloses an irregularly shaped caliper for measuring the wall thickness of low-carbon steel radiators, relating to the field of irregularly shaped vernier calipers. It aims to solve the problem that conventionally structured vernier calipers cannot measure the wall thickness of installed radiators. The technical solution involves an L-shaped fixed measuring head, comprising a horizontal and a vertical section. The horizontal section has an arc-shaped structure suitable for measuring low-carbon steel radiators of different structures. A fixed claw is mounted on the vertical section. A sliding measuring head is equipped with a sliding claw, which is coaxially arranged with the fixed claw. The L-shaped fixed measuring head has upper and lower arc-shaped surfaces on the horizontal section, which can be adapted to the irregularly shaped structures of low-carbon steel radiators, such as arc protrusions and grooves, enabling the measurement of radiator wall thickness without cutting the radiator. A protective tube is also provided on the sliding measuring head, increasing the structural strength of the sliding claw and protecting both the sliding and fixed claws.

The utility model relates to the technical field of diesel engine piston rings, and discloses diesel engine piston ring dismounting calipers which comprise a guide rail and clamping plates arranged on the two sides of the center position of the front face and the back face of the guide rail, and the guide rail is movably connected with the clamping plates. The handle is arranged under the inner end of the bottom of the clamping plate, and the clamping plate is movably connected with the handle. According to the calipers for disassembling and assembling the piston ring of the diesel engine, after the piston ring is fixed through the clamping plate, the piston ring is expanded in the arc direction of the guide rail through rotation of the handle, it is ensured that the piston is not excessively expanded to affect the performance of the piston ring, and the piston ring is conveniently and reliably installed on a piston ring groove. Therefore, the installation piston ring is simple in structure, small in size and light in weight, and operation can be completed with one hand.

The invention discloses a detection device and a detection method for electronic control mechanical braking. The detection device comprises a detection frame; the detection frame is provided with a detection plate and a top plate; a multidirectional adjusting assembly; the multidirectional adjusting assembly is arranged on the detection plate; mounting a bracket; the mounting bracket is arranged on the multidirectional adjusting assembly; a rotatable brake disc is arranged on the mounting bracket; a lifting assembly; a connecting plate is arranged on the lifting assembly; the connecting plate is used for driving the electric control mechanical brake calipers to descend; the lifting assembly is arranged on the top plate; the beneficial effects of the invention are that the above scheme depends on the detection plate and the top plate of the detection frame to provide a stable installation reference, and the brake disc on the installation support is driven by the multidirectional adjustment assembly to accurately adjust the position, thereby achieving the high-precision alignment of the electronic control mechanical brake calipers on the connection plate. The technical defects that an existing detection device is large in alignment error and inconsistent in detection benchmark due to limitation of an alignment mode are effectively overcome.

1. The name of the design product: caliper replacement installation adapter code (Haval UHR-4). 2. The use of the design product: for motorcycles of Haval models, replacing the installation adapter code of other types of calipers on motorcycles. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

This utility model discloses a positioning device for the top of a steel structure cylinder, comprising two calipers, fastening devices, and a prism sheet device. The two calipers are arranged vertically in a cross shape, and four fastening devices are respectively installed at both ends of the two calipers. Each fastening device includes a C-shaped sliding measuring block that wraps around the bottom of the caliper. A fastening block is fixedly connected to the bottom of the sliding measuring block. The calipers are positioned on the top of the steel structure cylinder, and the fastening blocks are attached to the side of the cylinder. The prism sheet device includes an integral base plate and a prism plate. The prism plate has a positioning target and is positioned at the top of the intersection of the two calipers. The center of the positioning target is aligned with the center point of the intersection of the two calipers. The two calipers are connected to the base plate. The lines of the two calipers intersect at the center of the steel structure cylinder, thus ensuring that the positioning target and the center of the cylinder are vertically aligned. This improves construction efficiency, saves labor, and ensures construction accuracy, demonstrating excellent practicality.

1. The name of the design product: caliper (TD42506). 2. The use of the design product: the design product is used for the caliper of vehicle brake. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

1. Name of the product in this design: Automotive brake caliper piston resetter. 2. Purpose of this design: For piston reset of automotive brake calipers. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The utility model provides a gauge and rail cant dual control tool which is used for adjusting the gauge and the rail cant of a steel rail arranged on a tool frame and comprises gradient iron pads, reinforcing calipers and fixing devices which are symmetrically arranged at the two ends of the tool frame. The gradient iron pad is arranged between the tool frame and the steel rail, the upper end face of the gradient iron pad is provided with a rail bearing groove used for containing the steel rail and sawtooth-shaped protrusions located on the two sides of the rail bearing groove, and the gradient of the inner bottom face of the rail bearing groove is 1: 40; the lower end face of the reinforcing caliper is provided with a stepped groove and a sawtooth-shaped groove. The fixing device comprises a nut and a bolt which are fixedly arranged on the lower end face of the tool frame. The gauge and the rail cant can be effectively controlled by adopting the gauge and rail cant dual control tool, the field operation is simple, the assembly and disassembly are convenient, the transportation is convenient, and the disturbance influence of a vibrating rod in the concrete pouring process is small; and the tool can be disassembled, accessories can be independently replaced after the tool is damaged, and the service life is long.

The utility model relates to the field of calliper detection, and disclose a kind of detection device for new energy automobile brake calliper, comprising: base, the base top end is attached with calliper, the calliper both sides are evenly installed with fixed component, for the calliper is fixed;It further includes the support frame of base top end fixed connection;The calliper both ends are evenly installed with several piston parts, several limit plates are equipped between the piston part, the limit plate outer wall both sides are evenly installed with pressure sensor;The limit plate is penetrated with sliding plate, and limit plate top end is fixedly connected with baffle, the baffle bottom end is attached with sliding plate, the limit plate outer wall is penetrated with round groove, the round groove is equipped with limit component, solve the traditional detection method multiple dependence manual operation, the piston stroke is measured by caliper and the return condition is observed, not only low efficiency, precision is limited, and it is difficult to record the time difference of two sides piston movement synchronously, lead to the problem that the evaluation of calliper hydraulic stiffness and sealing is not comprehensive enough.

The utility model relates to the technical field of workpiece detection, in particular to a workpiece appearance detection mechanism which comprises a probe, a jig, an electric box and a correlation type sensor, the probe is installed at the tail end of the Z axis of an XYZ linear motor, magnetic railing rulers are installed on the XYZ linear motor in the X-axis direction, the Y-axis direction and the Z-axis direction, a workpiece is installed on the jig, and the electric box is connected with the correlation type sensor. The correlation type sensors are installed on the two sides of the jig and used for sensing whether a workpiece exists or not. According to the utility model, the XYZ linear motor drives the probe to move and cooperates with the magnetic railing ruler to measure a workpiece, so that a high-precision measurement result can be provided, and the measurement precision can reach a micron level and is far higher than that of traditional measurement tools such as a caliper and a vernier caliper; the device is simple in measurement process, high in measurement precision, low in cost and wide in application range.

The utility model provides an electro-mechanical brake device and a vehicle. The electronic mechanical braking device comprises calipers and a speed reducer which are fixedly connected, the calipers are used for containing a lead screw nut, a sensor and a friction plate, a shell of the speed reducer is used for containing a gear set and a fixed connector, the gear set is used for driving the lead screw nut to push the friction plate to brake a brake disc, and the sensor is used for detecting braking force. The connector is electrically connected with the circuit board; the sensor and the connector are adjacently arranged, the sensor and the connector comprise two opposite positioning surfaces, one positioning surface is used for fixing a conducting strip, the other positioning surface is used for installing a contact pin, the contact pin abuts against the conducting strip, and the distance between the two positioning surfaces is smaller than the sum of the natural length of the contact pin and the natural length of the conducting strip. According to the electronic mechanical braking device, reliable conduction of the sensor and the connector is guaranteed through the elastic conducting strip and / or the contact pin.