115results about How to "Reduce machining accuracy" patented technology

The invention provides a battery monomer, a battery and a power utilization device, and belongs to the technical field of batteries. Wherein the battery monomer comprises a first shell wall, a pole and an insulation sealing structure, the pole comprises a penetrating part and a first extension part, the first extension part extends to the outer side of the outer surface or the inner side of the inner surface of the first shell wall, and a first corner facing the first shell wall is arranged at the joint of the first extension part and the penetrating part; the first shell wall comprises a second corner arranged corresponding to the first corner, the insulation sealing structure is matched between the first shell wall and the pole and comprises a first part and a second part, the material hardness of the first part is smaller than that of the second part, and the first part is arranged close to at least one of the first corner and the second corner relative to the second part. According to the battery monomer, the risk of cracking of the insulation sealing structure is reduced, the reliability of insulation sealing matching between the first shell wall and the pole is improved, and the reliability of the battery monomer is improved.

The invention provides a battery monomer, a battery and a power utilization device, and belongs to the technical field of batteries. Wherein the battery monomer comprises a shell, a pole column body and a pole column cover plate, the shell defines a containing cavity, the pole column body is arranged on the shell, a communication channel communicated with the containing cavity is formed in the pole column body, the pole column cover plate is arranged on the pole column body, and a liquid injection hole communicated with the communication channel is formed in the pole column cover plate. According to the battery monomer, the area of the pole structure is increased under the condition that the size of the shell is not changed, so that the current passing efficiency of the battery monomer is improved, the processing and forming of the liquid injection hole are facilitated, the structure and processing of the shell are simplified, in addition, in the production and use processes, the possibility of splashing and overflowing of electrolyte is reduced, and the service life of the battery monomer is prolonged. Therefore, the reliability and the manufacturability of the battery monomer are improved.

The invention relates to a portable device capable of replacing a return stroke flat support of a belt conveyor and a using method of the portable device, and belongs to the technical field of traffic transportation. According to the technical scheme, one ends of a first telescopic rod and a second telescopic rod are hinged to the left and right sides of a bottom plate, and a base of a jack is placed in the middle of the bottom plate; the other ends of the first telescopic rod and the second telescopic rod are detachably connected with the left side and the right side of the bottom of the base. A lever of the jack abuts against the middle position of the bottom of the base. One end of the first supporting rod is hinged to the left side of the first groove, one end of the first bracket is hinged to the right side of the first groove, and the other end of the first supporting rod is clamped in a corresponding first clamping groove in the bottom of the first bracket. One end of the second supporting rod is hinged to the right side of the second groove, one end of the second bracket is hinged to the left side of the second groove, and the other end of the second supporting rod is clamped in a corresponding second clamping groove in the bottom of the second bracket. The device is convenient to operate, high in structural strength, light in weight, convenient to move and carry, labor-saving, suitable for replacement of return stroke flat supports of different models, small in size after being folded and free of occupying transportation and storage space.

The invention discloses a rectangular waveguide sealing window structure for realizing broadband transmission, which belongs to a microwave signal detection device and comprises a first rectangular waveguide cavity, a second rectangular waveguide cavity and a rectangular dielectric block arranged between the first rectangular waveguide cavity and the second rectangular waveguide cavity, the first rectangular waveguide cavity comprises a first rectangular waveguide shell and two first stepped transition structures embedded into an inner cavity of the first rectangular waveguide cavity, and the second rectangular waveguide cavity comprises a second rectangular waveguide shell and two second stepped transition structures embedded into the second rectangular waveguide shell. The opposite side faces of the two first stepped transition structures and the two second stepped transition structures are provided with identical tooth-shaped steps, the second rectangular waveguide shell is further internally provided with an installation cavity communicated with the second I-shaped sliding groove, the two waveguide cavities are connected through screws, and the rectangular dielectric block is fixedly installed in the installation cavity. The vertically symmetrical multi-stage stepped impedance matching network provided by the invention realizes excellent transmission performance with low voltage standing-wave ratio in a wide frequency band, and is suitable for a millimeter wave system with high power and wide frequency band.

The utility model discloses a boss-type copper contact connecting piece processing die and a boss-type copper contact connecting piece, and the boss-type copper contact connecting piece processing die comprises a lower die which is internally provided with a cavity; the chamber comprises a cylindrical cavity; a boss cavity is formed in the upper end of the cylindrical cavity, and a lower cold heading punch is arranged at the lower end of the cylindrical cavity. The diameter of the boss cavity is larger than that of the cylindrical cavity. The upper surface of the boss cavity is flush with the upper surface of the lower die; an upper die holder; the upper clamping plate is located on the lower surface of the upper die base; an upper cold heading punch is arranged on the lower surface of the upper clamping plate; the size of the upper cold heading punch is matched with that of the boss cavity; when a copper bar is placed in the cavity, the upper die base moves downwards, and a boss type stamping part matched with the cavity is obtained through extrusion of the upper cold heading punch and the cavity. And the copper rod is arranged in the cavity to be punched, so that the phenomenon of material waste caused by the existing turn-milling process is avoided.

The invention provides a battery monomer, a battery and a power utilization device, and belongs to the technical field of batteries. Wherein the battery monomer comprises a first shell wall, a pole and an insulation sealing structure, the pole comprises a penetrating part and a first extension part, the first extension part extends to the outer side of the outer surface or the inner side of the inner surface of the first shell wall, and a first corner facing the first shell wall is arranged at the joint of the first extension part and the penetrating part; the first shell wall comprises a second corner arranged corresponding to the first corner, the insulation sealing structure is matched between the first shell wall and the pole column and comprises a third corner arranged corresponding to the first corner and a fourth corner arranged corresponding to the second corner, and at least one of the first corner, the second corner, the third corner and the fourth corner forms a chamfer. According to the battery monomer, the risk of cracking of the insulation sealing structure is reduced, the reliability of insulation sealing matching between the first shell wall and the pole is improved, and the reliability of the battery monomer is improved.

The present invention relates to an automatic control system for a milling and drilling compound machine tool based on double-ring buckle production, comprising a frame body, a processing component, a central control unit, a cooling device and an image acquisition component, wherein the frame body is used to support the frame body and the machine tool components, the processing component is arranged on the frame body, and is used to perform a milling and drilling compound process, the processing component comprises a cutter head for milling and drilling and a pressure sensor arranged at the upper end of the cutter head and capable of detecting the pressure borne by the cutter head, the image acquisition component is used to perform image acquisition of a workpiece to be processed and the processing component located on the processing component, the central control unit is connected to the processing component and the image acquisition component respectively, and can determine the current rotation speed and feed speed of the cutter head according to the pressure detected by the pressure sensor, and re-determine the re-determined feed speed through the detection result of an infrared imaging device. The present invention is more intelligent for the adjustment of milling and drilling processing.

The utility model discloses a half-split type rigid coupling, which belongs to the technical field of couplings, and comprises a half-split type first coupling and a half-split type second coupling, a first shaft and a second shaft are inserted from two ends of the first coupling and the second coupling, the first coupling and the second coupling are detachably arranged, and the first shaft and the second shaft are clamped and fixed; concave limiting grooves are formed in the first coupling and the second coupling, clamping pieces are detachably arranged in the limiting grooves, and clamping grooves which can be matched with the first connecting end on the first shaft and the second connecting end on the second shaft are formed in the clamping pieces. The coupler is used for solving the problems that the coupler is easy to block and inconvenient to disassemble during operation and maintenance.

The utility model discloses a novel cutting head oil cylinder with a built-in sensor assembly structure, which relates to the technical field of oil cylinders, and comprises an oil cylinder main body and a fastening mechanism, a sensor is sleeved in the oil cylinder main body, a mounting seat is arranged at the end part of the oil cylinder main body, a positioning sleeve is sleeved in the mounting seat in a matched manner, and the fastening mechanism is arranged on the positioning sleeve. According to the utility model, through the arrangement of the positioning sleeve and the threaded sleeve, when the sensor is assembled, the sensor can be assembled on the oil cylinder only by fastening the positioning sleeve of the sensor, and the mode of directly installing the sensor in the prior art is replaced by installing the positioning sleeve; the oil cylinder with the built-in sensor can effectively solve the risk that components and sealing pieces in the sensor are damaged due to too large tightening force or knocking force, a special positioning sleeve and a special threaded sleeve can be customized according to the model of the sensor, the sensor is embedded in the positioning sleeve and the threaded sleeve, and the oil cylinder is widely applied to other oil cylinders with built-in sensors.

The invention relates to the technical field of motorcycle shock absorbers, and discloses a motorcycle shock absorber which comprises four cylinders, telescopic rods are arranged in first inner cavities of the cylinders, positioning rods are fixed to the bottoms of the first inner cavities, and the telescopic rods reciprocate on the positioning rods. A first damping hole is formed in the telescopic rod, and the damping cavity communicates with the first inner cavity through the first damping hole. And the shock absorption effect and the service life of the shock absorber during operation are improved.

The invention discloses an unmanned workshop automation equipment upgrading management system and method based on the Internet of Things, and relates to the technical field of equipment upgrading management. Multiple data of automation equipment are monitored to analyze the operation state of the automation equipment; calculating and acquiring a warning coefficient by combining the influence factor with the running state, judging whether the current system of the automatic equipment needs to be returned or not based on the warning coefficient, and periodically acquiring a mean value of the warning coefficients of all the automatic equipment; and judging whether the system needs to be upgraded or not by combining the warning coefficient mean value with the work task of the automation equipment in the next day. The management system can comprehensively analyze multiple factors to judge whether system rollback needs to be carried out after system upgrading of the automatic equipment is completed, so that the machining precision and the machining efficiency of the automatic equipment are effectively prevented from being reduced, and the stability and the safety of operation of the automatic equipment are guaranteed.

The invention relates to the technical field of kitchen ware, and discloses a gas fryer which comprises a rack, an oil pan, a gas structure, a plurality of combustion tubes and a plurality of fire distribution mechanisms, and the front wall and the rear wall of the oil pan are provided with a plurality of front openings and a plurality of rear openings respectively; front universal pipes and rear universal pipes are arranged at the front ends and the rear ends of the multiple combustion pipes correspondingly, the combustion pipes are arranged in the frying pan in a penetrating mode, and the outer walls of the front universal pipes and the outer walls of the rear universal pipes are connected with the side walls of the front opening and the rear opening correspondingly in a sealed mode; a plurality of cooking ranges of the gas structure are respectively arranged behind the plurality of combustion tubes, and the cooking ranges are used for spraying flames into the combustion tubes; the multiple fire distribution mechanisms are arranged in the multiple combustion pipes correspondingly and used for guiding flames to the inner side walls of the combustion pipes. The front universal pipe and the rear universal pipe can be bent, so that the combustion pipe is convenient to install, the position of a main body of the combustion pipe can be adjusted, the peripheral side of the combustion pipe has a larger cleaning operation space, the combustion pipe is convenient to clean, and the effect and efficiency of cleaning the combustion pipe are improved.

The invention relates to the technical field of semiconductors, in particular to a processing technology of a graphite piece with an inclined plane, which comprises the following steps of: placing a raw material piece on the upper side of a first clamp and fixing, and performing primary processing on a surface plate, a vertical plate, a transverse plate and step parts on the surfaces of the surface plate, the vertical plate and the transverse plate in a product piece; the first-time machined part is placed on the surface of a second clamp and fixed, and secondary machining is conducted on the upper half portion of the inclined panel in the product part; the secondary machining part is vertically placed on the side face of a third clamp, one side of the surface plate faces downwards and is fixed, and third-time machining is conducted on the rear half part of the counterbore in the product part; after the position of the third-time machined part is adjusted, the third-time machined part is placed on the side face of a third clamp, one side of the surface plate is upward and fixed, and fourth-time machining is conducted on the front half part of the counterbore, the small hole and the lettering part in the product part; and the fourth-time machined part is placed on the surface of the fourth clamp, fifth-time machining is conducted on the lower half portion of an inclined panel in the product part, the machining precision is improved, and the low machining cost is kept.

The utility model is suitable for the technical field of equipment installation, and provides a suspended ceiling installation frame which comprises a fixing structure, an installation structure, a rotary connecting piece, a connecting rod and an electric push rod. The mounting structure is rotationally connected with the fixing structure. The electric push rod drives the mounting structure to rotate relative to the fixing structure, so that the mounting structure is switched between the folding configuration and the unfolding configuration. In the process that the fixing structure rotates relative to the mounting structure, the first end of the connecting rod rotates relative to the mounting structure, and the second end of the connecting rod rotates in the sliding groove of the fixing structure and can slide along the sliding groove. Compared with an existing complex multi-connecting-rod structure arranged between a mounting structure and a fixing structure, the connecting rods are simple in structure and movement mode, the requirements for machining precision and movement matching degree are lowered, the problem that the mounting structure is prone to shaking or blocking when rotating relative to the fixing structure is solved, and the service life of the connecting rods is prolonged. And therefore, the stability and smoothness of the operation of the suspended ceiling mounting frame are improved.

The invention provides a pipeline switching device and a beverage machine, and the pipeline switching device comprises a shell which is provided with an internal cavity and a water inlet communicated with the internal cavity; the flow dividing assemblies are arranged in the circumferential direction and installed on the shell; each flow dividing assembly comprises a flow dividing cylinder body and a sealing plug, the flow dividing cylinder body is provided with a flow dividing inlet and a flow dividing outlet, and the sealing plug is arranged to be capable of moving in the flow dividing cylinder body to control connection and disconnection of the flow dividing outlet and the flow dividing inlet; the driving mechanism comprises a special-shaped wheel, the outer peripheral surface of the special-shaped wheel is provided with a convex part, the special-shaped wheel can rotate, and the multiple sealing plugs are arranged around the special-shaped wheel in the circumferential direction; and when the special-shaped wheel rotates to the convex part to correspond to the sealing plug of any flow dividing assembly, the sealing plug can be pushed, so that the flow dividing outlet and the flow dividing inlet of the flow dividing assembly are communicated. By means of the pipeline switching device, switching of a plurality of pipelines can be achieved, operation is easy, reliability is high, occupied space is small, the requirements for machining precision and the assembling technology are low, and production cost can be reduced.

The utility model provides a small module lens system. The small module lens system comprises a first array lens, a shielding plate and a second array lens which are respectively and independently arranged, the shielding plate is arranged between the first array lens and the second array lens; the first array lens comprises a plurality of first module lenses, the shielding plate comprises a plurality of module shielding plates, and the second array lens comprises a plurality of second module lenses; the first module lenses, the module shielding plates and the second module lenses are arranged in a one-to-one correspondence mode. According to the utility model, each component is independently arranged and consists of a plurality of small modules, the small modules in one-to-one correspondence can be regarded as an independent optical system, and a final light pattern is formed through superposition of a plurality of optical systems, so that the processing difficulty is reduced, and low-precision optical design and low-cost application of the small modules are realized.

The utility model belongs to the technical field of laser processing, and particularly relates to a laser engraving device. Comprising a workbench; a laser main body is mounted at the top of the workbench; the middle of the workbench is slidably connected with two sets of limiting rods. The top of the limiting rod is fixedly connected with a frame plate; the inner wall of the workbench is fixedly connected with a first spring column. The output end of the first spring column is rotationally connected with a top plate. The middle part of the top plate is fixedly connected with two groups of first clamping pins; a frame plate capable of sliding up and down is arranged in a matched mode, so that after a laser body machines materials, due to the fact that the middle of a workbench is arranged in an embedded mode, workers are difficult to clean inner grooves or corner areas of the workbench, and the problems that due to long-time impurity accumulation on the inner wall of the workbench, the middle of the workbench is uneven, and the working efficiency is improved are solved. And the problem that follow-up materials incline and shake during machining is solved, and the precision of the follow-up materials during laser machining is improved.

The utility model discloses a kind of grinding devices for bearing cover processing, including support frame, linkage assembly is installed on the support frame, linkage assembly is connected and is equipped with fixed block, fixed block is fixed and is equipped with drive machine, drive machine output end is provided with quick-mounting mechanism, the quick-mounting mechanism includes fixed sleeve and plug-in rod, fixed sleeve is fixed in drive machine output end, plug-in rod is inserted in fixed sleeve, plug-in rod bottom end is fixed and is equipped with polishing head, fixed sleeve inboard is fixed and is equipped with clamping plate, the clamping plate is provided with multiple groups, slot is opened in the outer wall of plug-in rod, the outer wall of plug-in rod is opened and is equipped with guide slot, the inner wall of fixed sleeve is fixed and is equipped with guide plate, the guide plate and guide slot are all provided with multiple groups and slidingly connected, by the innovative quick-mounting mechanism design, the quick installation and disassembly function of polishing head is realized, effectively solve the problem of frequently replacing polishing tool in bearing manufacturing and precision machining industry.

According to the adjustable screen mounting structure, by arranging a first mounting support, a second mounting support and a mounting base, the structures of the first mounting support and the second mounting support are optimized, adjusting holes are formed in the two ends of the first mounting support, a second connecting pipe is arranged on the second mounting support, and a lock hole is formed in the second connecting pipe; when the screen is assembled, the screen can be fixed on the first mounting bracket, then the mounting seat is fixed under a table, and finally the length of the second connecting pipe in the second mounting bracket extending out of or retracting into the end part of the first mounting bracket is adjusted according to the distance between the two mounting holes in the table top, so that the length of the whole screen mounting structure is adjusted; even if the distance between the two mounting holes is slightly different from the length of the first mounting bracket, the second mounting bracket can be smoothly mounted through adjustment, and the screen mounting structure is high in inclusiveness, so that the required machining precision is properly reduced, and the machining difficulty can be reduced.

The utility model discloses a spring piece for eliminating a sliding gap of a brake block. The spring piece is arranged between the brake block clamping foot and the support clamping spring, the clamping portion of the spring piece is clamped on the end face of the brake block clamping foot, a C-shaped opening of the C-shaped elastic arm faces the end face of the brake block clamping foot, a V-shaped opening of the V-shaped elastic arm faces the side face of the brake block clamping foot, and the tail end of the V-shaped elastic arm makes contact with the clamping portion of the spring piece. The outer wall of the V-shaped opening of the V-shaped elastic arm abuts against the support clamping spring, and the gap between the brake block clamping foot and the support clamping spring is reduced through deformation of the C-shaped elastic arm and the V-shaped elastic arm. The sliding surface gap is reduced through adjustment of the spring piece, abnormal sound generated by the sliding gap between the brake block and the support during braking of an automobile is prevented, the machining precision of the opening size of the support is reduced, and the machining time is saved.

According to the technical scheme, the electric curtain embedded track is characterized in that the electric curtain embedded track comprises an installation box body installed on a wall and provided with an installation cavity and a track body arranged in the installation box body, the installation box body comprises a middle track box, transmission boxes and box cover plates connected with the transmission boxes, and the transmission boxes are symmetrically installed at the two ends of the installation box body; the transmission box and the periphery of the transmission box are covered with the box cover plate, the bottom side of the track body extends outwards to form a covering flange wider than the middle track box, the box cover plate is provided with a cavity matched with the covering flange, and the cavity is in lap joint fit with the covering flange. According to the utility model, through the arrangement of the box cover plate and the covering flange, a gap generated between the mounting box body and the mounting cavity can be covered, the processing precision of the mounting cavity is allowed to be properly reduced, and the mounting cavity can obtain more repair and adjustment space during mounting, so that the mounting of the track body is more attractive.

The application discloses a reciprocating roller type linear torque transmission bearing, which comprises an inner shaft, a retainer and an outer ring coaxially sleeved; the outer surface of the inner shaft and the inner surface of the outer ring are both rolling surface, the rolling surface comprises a planar rolling surface section and a circular arc surface rolling surface section which axially extend along the inner shaft; the retainer is located between the inner shaft and the outer ring, and the cross-sectional shape of the retainer is matched with the rolling surface of the inner shaft and the outer ring respectively; the rolling body is arranged in the rolling body pocket of the retainer, and the rolling body at least comprises a roller corresponding to the planar rolling surface section, the circumferential surface of the roller is in contact with the rolling surface of the inner shaft and the outer ring respectively, and the axis of the roller is perpendicular to the axis of the inner shaft; the axial length of the retainer is smaller than the axial length of the rolling surface of the outer ring, so that the retainer has an axial stroke in the outer ring. The reciprocating roller type linear torque transmission bearing can meet the requirements of torque transmission and linear motion at the same time, and has the performance advantages of high transmission accuracy, low friction, high bearing capacity and high space utilization.

This utility model relates to the field of grinding machine technology, specifically disclosing a grinding machine vibration damping device and a grinding machine, including a vibration damping seat, which includes a pad body and an annular damping pad connected to the bottom of the pad body; and a connecting seat, which includes a central block, a threaded ring connected to the bottom of the central block and threadedly engaged with the pad body, a lever connected to the outer wall of the central block, a reinforcing ring connected to the bottom of the lever, and a rubber washer connected to the top of the central block; in this utility model, the elastic deformation of the annular damping pad can effectively absorb the vibration generated by the grinding machine during operation, reducing the impact of vibration on the grinding machine's machining accuracy and service life. The height of the connecting seat can be adjusted, and after adjustment, the adjusting screw of the stabilizing component can easily adjust the distance between the wedge block and the threaded ring, thereby adjusting the connection tightness between the connecting seat and the vibration damping seat and improving the working stability of the vibration damping device.

The utility model relates to a cross arm locking mechanism for an operating microscope rack, which comprises a movable connecting rod seat and a fixed connecting rod seat, a connecting rod component is arranged between the movable connecting rod seat and the fixed connecting rod seat, and the connecting rod component comprises an upper connecting rod and a lower connecting rod. The two ends of the upper connecting rod and the two ends of the lower connecting rod are rotationally connected with the movable connecting rod base and the fixed connecting rod base through pin shafts respectively, the upper connecting rod and the lower connecting rod are buckled up and down, and a locking component is arranged between the connecting rod component and the movable connecting rod base. According to the technical scheme, the locking rotary knob is arranged on the movable connecting rod base and is close to the hand operation space of a doctor, the doctor can easily and conveniently adjust the rotary knob, the operation efficiency is improved, meanwhile, the purpose of locking and positioning the small cross arm can be achieved through the locking shaft of the locking component, meanwhile, the requirement for the motion precision of the locking shaft is low, and the practicability is high. Therefore, the part machining precision of the whole locking structure can be reduced, the cost is reduced, and the economical efficiency is improved.

This utility model discloses a pallet lifting and positioning device, including a fixed bracket, a flipping bracket, positioning mechanisms distributed on both sides of the flipping bracket, and a driving positioning mechanism. The positioning mechanism includes a positioning drive unit and positioning pins corresponding to positioning holes on the side of the pallet. Multiple positioning pins are connected to the output end of the positioning drive unit through an adaptive adjustment component. It also includes a clamping mechanism that drives the positioning mechanism to move along the axial direction of the positioning pins. This structure compensates for positional deviations through an elastic floating unit, and improves the stability of pallet lifting through multi-point lifting via the cooperation of inclined guide grooves and guide columns. The clamping mechanism is linked with the positioning mechanism to improve response speed. The overall structure is compact and meets the automated requirements for fast and high-precision pallet positioning.

This utility model provides an automatic unloading device for collars of a continuous rolling type machine, relating to the field of rolling type machines. The device includes a support plate for placing the rolling type machine, and a placement plate for placing collars is rotatably connected above the support plate. The edge of the placement plate protrudes outwards. Multiple collars for engaging the collars are slidably connected to the placement plate in a circular array. A notched ring is provided above the support plate, below the protruding portion of the placement plate. This automatic unloading device for collars restricts the collars by using vertically retractable collars, and the notched ring drives the collars to descend at the scraper, thereby allowing the scraper to remove the collars from the device. This solves the problem in the prior art where collars cannot be automatically removed from the rolling type machine.

The utility model discloses an automatic laser pipe cutting device. The laser cutting device comprises a rack, a bar rotating assembly and a laser cutting assembly are arranged on the front side of the rack, the laser cutting assembly is located on the rear side of the bar rotating assembly, the bar rotating assembly comprises a clamp disc and a first driving device for driving the clamp disc to rotate, and a feeding port in the front-back direction is formed in the center of the clamp disc. The feeding port and the clamp disc are coaxial, first clamp mechanisms are arranged on the clamp disc in an up-and-down symmetry mode with the feeding port as the center, the two first clamp mechanisms can be relatively close to or away from each other, second clamp mechanisms are arranged on the clamp disc in a left-and-right symmetry mode with the feeding port as the center, and the two second clamp mechanisms can be relatively close to or away from each other. A feeding assembly is further arranged on the front side of the rack and used for conveying a single pipe to penetrate through the feeding port, the laser cutting assembly can automatically complete the whole pipe cutting process, the pipe cutting efficiency is improved, the cutting precision is high, the cutting face is flat, and continuous operation can be achieved.

The present invention is specifically a brush wire telescopic descaling device for an electrochemical reaction chamber, which solves the problem of deterioration of water quality during water treatment in an existing electrochemical reaction chamber. A brush wire telescopic descaling device for an electrochemical reaction chamber, the reaction chamber body includes a cylindrical inner cathode cylinder located in the middle, an outer cathode cylinder is arranged on the outer side of the inner cathode cylinder, and a plurality of electrode cylinders are arranged between the inner cathode cylinder and the outer cathode cylinder, and the electrode cylinder is composed of a cathode cylinder and an anode cylinder; a descaling brush body is arranged on the outer side of the inner cathode cylinder, the inner side of the outer cathode cylinder, and the inner and outer sides of the cathode cylinder, and a brush wire is slidably penetrated on the lower part of the circumferential surface of the descaling brush body. In the present invention, the brush wire is a telescopic profiling brush wire, the front blade surface of the cutting end has a small squeezing effect on the scale layer to be cut, and the cutting end has good cutting performance, which not only removes scale cleanly, but also consumes less energy for descaling. In addition, the descaling brush body rotates while moving, and the cutting end forms a peeling cutting on the scale layer, and the energy-saving effect is more significant.

The utility model provides a sliding plate connecting structure for an immersed type wire cut electrical discharge machining tool, which comprises a connecting flange, a flange cushion block and a flange mounting plate, the flange mounting plate is mounted on a carriage component, the flange cushion block is mounted on the flange mounting plate, the connecting flange is mounted on the flange cushion block, the connecting flange is inserted into a shaft ring, and the flange mounting plate is mounted on the flange cushion block. The connecting flange and the shaft ring are coaxial and are in clearance fit, the moving shaft penetrates through the connecting flange, the flange cushion block and the flange mounting plate and then is connected with the carriage assembly, and the moving shaft and the connecting flange are coaxial and are in clearance fit. According to the scheme, the movement shaft can be prevented from being bent under the action of pressure, the machining precision of a machine tool adopting the connecting flange mechanism cannot be reduced, and the machine tool has better cost performance compared with a machine tool adopting an original sliding plate mechanism.

This utility model discloses a spindle support device for a short-arc machine tool, relating to the technical field of short-arc machine tool equipment. Its main objective is to provide a spindle support device for a short-arc machine tool that saves equipment space and provides an insulating structure between rigid conductive materials. The main technical solution of this utility model is as follows: a spindle support device for a short-arc machine tool, comprising: a base with a first through hole; a spindle inserted into the first through hole; and an insulating support component, comprising a first insulating sleeve, a second insulating sleeve, an insulating bolt, and a support drag component. The first insulating sleeve is disposed between the base and the spindle. The insulating bolt passes sequentially through the spindle and the first insulating sleeve and is connected to the base. One end of the support drag component is connected to the base, and the other end is located on the lower part of the insulating bolt, used to support the insulating bolt. The second insulating sleeve is disposed between the spindle and the support drag component. This utility model is mainly used for short-arc machine tool processing.