72results about How to "Reduce scrap" patented technology

According to the pole piece thickness control method, a dynamic regulation and control mechanism is constructed by detecting the thickness of a pole piece in real time and calculating the thickness deviation in real time, once the thickness deviation is larger than a preset threshold value, a system can give out an instruction in real time, a rolling mechanism is driven to adjust a roll gap, and it is ensured that the rolling thickness of the follow-up pole piece is stable and consistent; the requirements on the thickness consistency and stability of the pole piece are met, so that the product defects are reduced, and the product qualification rate is improved; reworking and scrapping are reduced, the production cost is reduced, meanwhile, the downtime is shortened, and the production efficiency is improved.

The utility model discloses an oxygen -enriched bottom -blowing smelting furnace structure, include: base, the top surface symmetrical fixed connection of base has the support, smelting furnace main part, and the both ends of smelting furnace main part are respectively sleeved and have the closed cylinder, and the closed cylinder rotation is connected on the support, and the end plate is fixed in the closed cylinder end, and the rotating assembly is arranged between the closed cylinder and smelting furnace main part, and the closed cylinder bottom is installed with the discharge gate in rear end, and the smelting furnace main part is opened with the discharge port, transmission mechanism, and transmission mechanism includes transmission assembly and support component, cooling module, and cooling module is arranged in smelting furnace main part, and the air inlet spray head, and the air inlet spray head detachable connection is in the bottom of smelting furnace main part, and monitoring module, and monitoring module is installed in smelting furnace main part. The oxygen -enriched bottom -blowing smelting furnace can pass through the furnace body rotation and bottom -blowing oxygen -enriched and promote the reaction efficiency and the uniformity, and the utility model discloses can pass through the furnace body rotation and bottom -blowing oxygen -enriched and promote the reaction efficiency and the uniformity, and have efficient, easy maintenance, safe and stable and environmental protection adaptability.

The present application provides a single wafer wet process abnormality processing method, comprising the following steps: providing a wafer, an arm and a light receiving unit, the arm is connected to an actuating motor and is provided with a nozzle and a light turning element, the actuating motor can rotate between a plurality of circumferential positions to drive the arm to swing horizontally, a reference angle interval is defined among the circumferential positions, the actuating motor is located in the reference angle interval when the nozzle is located at the center of the wafer, and the light turning element is located at a trigger position; projecting a light beam from a predetermined position to the trigger position; swinging the arm, and receiving the light beam from the light turning element by the light receiving unit when the light turning element passes through the trigger position; and if the circumferential position of the actuating motor when the light receiving unit measures the light beam is out of the reference angle interval, then shutting off the nozzle and flushing the wafer.

The utility model relates to the technical field of electronic equipment accessories, in particular to a support. The support, the first ball head and the locking assembly are detachably connected, a user can easily disassemble or replace the ball head according to needs, maintenance and replacement of equipment are facilitated, and meanwhile the support is allowed to adapt to equipment of different sizes or weights. The first ball head adopts the design of a rigid lining and an elastic layer wrapping the outer side of the lining, the elastic layer can play a role in buffering during collision or vibration, damage caused by falling or frequent adjustment is effectively reduced, detachable connection is achieved by penetrating bolts into the connecting holes, the mounting and dismounting processes are simplified, and the service life of the ball head is prolonged. The situation that the whole support is scrapped due to damage of the ball head is reduced, the service life of the support is prolonged, and the maintenance cost is reduced.

This invention provides a method for controlling the weight of a solid tire carcass and its application, relating to the field of tire carcass technology. The method includes the following steps: (a) weighing the base rubber after molding and comparing it to the standard weight of the base rubber to obtain a weight difference value; (b) correcting the amount of intermediate rubber based on the weight difference value from step (a), weighing the tire carcass after molding the intermediate rubber, and comparing it to the standard weight of the intermediate rubber tire carcass to obtain a weight difference value; (c) correcting the amount of tread rubber used in one stage based on the weight difference value from step (b), weighing the tire carcass after molding the first stage of tread rubber, and comparing it to the standard weight of the first stage of tread rubber tire carcass to obtain a weight difference value; (d) correcting the amount of tread rubber used in the second stage based on the weight difference value from step (c), and molding the tread rubber in two stages to obtain the finished tire carcass. This invention, through segmented weighing and multi-stage correction, gradually offsets the weight errors in each molding stage, achieving a tire carcass weight error of ±0.1 kg, far superior to existing weight control precision.

The invention discloses a marking information detection method, device and system, a storage medium and electronic equipment. The method comprises the steps that a marking content preview image and product identification information are collected; reading a corresponding production file based on the marking content preview image and the product identification information; comparing the read production file with the marking content preview image, and outputting a comparison result; wherein the read production file is compared with the marking content preview image, and the step of comparing the read production file with the marking content preview image comprises at least one of the following comparison: marking energy, marking content and marking position. The marking content preview image is monitored and prompted in an automatic mode, the situation of wrong marking is reduced, the marking content preview image can be modified subsequently according to the comparison result, the marking accuracy is improved, and therefore the production efficiency of products is improved.

The utility model discloses an automatic film tension adjusting device of a full-automatic pillow type packaging machine, which comprises a suspension frame which is arranged on the full-automatic pillow type packaging machine and is used for adjusting the tension of a film, the suspension frame comprises a movable roller and two cantilevers which are provided with long-strip-shaped holes, the cantilevers are fixedly provided with racks parallel to the long-strip-shaped holes, and the movable roller is arranged on the rack. The movable roller comprises a mandrel and a rotary drum arranged on the mandrel in a sleeving mode, the mandrel is provided with a gear meshed with the rack, one end of the mandrel is provided with a servo motor driving the mandrel to rotate, and the servo motor is electrically connected with a control center on the full-automatic pillow type packaging machine. The utility model has the following beneficial effects: the device is convenient to use, when film rolls with different sizes are replaced, codes are input on a control center, the data of the movement distance of the servo motor can be popped up, after confirmation, the servo motor can move to the previously adjusted position, the tension of the film can be well adjusted, fine adjustment can be performed, time and labor are saved, and the efficiency is high. And material scrapping can be effectively reduced.

This invention discloses a method to improve post-process film peeling caused by ComMetal failure, relating to the field of display manufacturing technology. The method includes: ComMetal film removal, used to remove the abnormal CM film layer caused by the failure; Organic cleaning, used to clean the surface of the organic photoresist; Baking the Organic layer to fully evaporate the absorbed moisture; Cleaning the Organic layer after baking to remove surface foreign matter; Forming a ComMetal film layer; Patterning to form ComMetal photoresist; Etching Com Metal lines through development; Removing the ComMetal photoresist to complete the rework process. This invention provides a method to improve post-process film peeling caused by ComMetal failure by adding an OC baking process to the rework process for the failed CM wafer, thereby improving the post-process film peeling abnormality.

The utility model belongs to photovoltaic technical field discloses a kind of for silicon wafer separation's device for separating piece. Including material receiving and conveying mechanism, material distribution conveying mechanism, material support turnover mechanism, silicon wafer side clamp centering mechanism, piece separating side clamp centering mechanism being arranged in turn in order, piece separating mechanism is further provided on silicon wafer side clamp centering mechanism, the piece separating mechanism includes piece separating drive assembly, water spraying assembly B, piece separating drive assembly is set in the top of water spraying assembly B, piece separating drive assembly is set on fixed base plate B, and piece separating drive assembly includes cylinder, the cylinder stem front end of cylinder is connected with cylinder connecting plate by cylinder connecting piece, the bottom surface both ends of cylinder connecting plate each connect a guide shaft, guide shaft bottom is set out fixed base plate B, the bottom inside of two guide shafts is set up two vertical rods between two vertical rods and sets up piece separating line;Fixed base plate B bottom surface is provided with water spraying block A. It can stably separate silicon wafer, and separation efficiency is high, and separation is stable and accurate.

The utility model discloses a refrigerator body foaming's drain pipe is taken out of the case leakproof liquid structure, include: refrigerator main body unit, leakproof unit, leakproof unit sets up on refrigerator main body unit, and leakproof unit is used for preventing the leakage of refrigerator drainage, connection adaptation unit, connection adaptation unit sets up on leakproof unit, and connection adaptation unit is used for adapting to different specifications pipeline. The utility model provides stable installation foundation through refrigerator main body unit, and leakproof unit forms multiple seals, effectively blocks foaming liquid leakage and influence, solves the poor sealing problem of traditional structure because of the deformation of sponge or rubber sleeve, effectively optimizes the process, reduces material scrappage, and connection adaptation unit is convenient for flexible adaptation of different specifications external pipeline, improves the versatility of equipment, simplifies assembly process simultaneously, reduces manual and material cost, and remarkably improves production efficiency.

This utility model discloses a cutting device for wire harness production, relating to the technical field of cutting devices for wire harness production, including a working base plate; connecting side frames are fixedly connected to the upper left and right ends of the working base plate, and a fixed top plate is fixedly connected to the upper side of the connecting side frames; a top plate groove is cut in the middle of the lower side of the outer surface of the fixed top plate; a first threaded rod is provided inside the fixed top plate; a rotating handle is fixedly connected to the right side of the first threaded rod; and an inner slider is threadedly connected to the outer side of the first threaded rod; a cylinder fixing frame is slidably connected to the middle of the lower side of the fixed top plate, and a movable connecting plate is slidably connected to the middle of the inner side of the cylinder fixing frame; several cylinders are fixedly connected to the upper front and rear ends of the movable connecting plate, and a cutting tool is provided in the middle of the lower side of the movable connecting plate; a tool abutment is fixedly connected to the left and right ends of the middle of the lower side of the movable connecting plate, an electric push rod is fixedly connected to one side of the tool abutment, and a push rod fixing frame is fixedly connected to one side of the electric push rod.

This utility model discloses a tabletop battery welding machine, including a main unit with a worktable on which welding fixtures are provided for fixing the welding rod and the battery motherboard; a laser welding system mounted on a lifting and adjusting mechanism fixedly mounted on the worktable; and a cooling system for cooling the laser welding system. This utility model significantly improves welding quality, reduces welding defects, and effectively lowers the failure rate by optimizing laser welding technology, thereby reducing battery scrapping and repair costs. This technology enhances welding efficiency, increases production speed, and improves process stability through high-voltage power supply control, making operation simpler and more widely applicable to various workpieces. It demonstrates significant progress and practical application value in the welding field, providing the industry with a high-quality, high-efficiency welding solution.

The application provides a strip steel anti-swing loosening system and method, and relates to the field of metal processing. The system comprises: a strip break detection device, which is used for generating a strip break signal when a strip break is detected; a quality measuring device, which is used for acquiring the quality of a coiled steel coil on a coiler; a roll diameter measuring device, which is used for acquiring the roll diameter of the coiled steel coil on the coiler; a rotational speed measuring device, which is used for the instantaneous linear speed of the steel coil; an anti-swing loosening controller, which is used for, in response to the strip break signal, performing the following operations in each control period: acquiring the instantaneous linear speed of the current period, the output power of the coiler motor in the current period and the roll diameter of the current period, and calculating a deceleration control amount of the current period based on the quality at the time of the strip break; and a coiler speed control device, which is used for, in each control period, performing deceleration control on the coiler motor according to the deceleration control amount of the current period until the speed of the coiler motor is reduced to zero.

This invention provides a method, production process, and resulting steel for controlling cracks in AH36 ship plate steel billets. The steps include: adding molten iron and a first scrap steel to a converter for smelting, with the final temperature of the converter smelting reaching 1590-1610℃, to obtain molten steel; sending the molten steel to an LF furnace for refining, adding a second scrap steel during the refining process, the amount of the second scrap steel being 10-15% of the weight of the molten steel, to obtain refined molten steel; sending the refined molten steel to a continuous casting machine for casting, with a casting speed of 1.3-1.5 m / min, to obtain a billet; after heating in a heating furnace, the billet is sequentially rough-rolled and finish-rolled, followed by cooling, straightening, and finishing treatment to obtain the AH36 ship plate steel. The control method of this invention is simple and easy to operate. By effectively controlling the content of each element, the generation of cracks is reduced, thereby improving production efficiency and reducing production costs.

The utility model discloses an equipment heating device and system, wherein the equipment heating device is applied to a semiconductor equipment, and the device comprises a first heat conduction half body and a second heat conduction half body, the inner side clamping surface of the first heat conduction half body is provided with at least one first recess, the inner side clamping surface of the second heat conduction half body is provided with at least one second recess corresponding to the position of the first recess, the first heat conduction half body and the second heat conduction half body can be connected by splicing, when the two are spliced, the first recess and the second recess are oppositely arranged to form a cavity accommodating and clamping a to-be-clamped component, and the clamping state is maintained through the locking structure after splicing, and the to-be-clamped component comprises a heating rod and the semiconductor equipment. The technical scheme provided by the utility model embodiment can improve the usability and reliability of the equipment heating device.

This invention discloses a positioning and detection structure for battery packaging tabs. The positioning and detection structure includes: a worktable, a fixture placed on the worktable, an aluminum-plastic film after punching a hole placed on the fixture, and a groove on the fixture containing a bare battery cell. Positioning components for positioning the tabs on both sides of the bare battery cell are respectively provided on both sides of the fixture opposite to the groove. The positioning components include positioning push blocks located on the upper side of the tabs. A detection element is also provided above the tabs. A controller is also provided on one side of the worktable. The controller is used to control the positioning push blocks to adjust the position of the tabs when they are misaligned. By taking a picture of the tabs using the detection element, the acquired image is transmitted to the controller. The controller marks the deviation of the tab position from a preset position range based on the tab position in the image and sends a correction command to an industrial control computer. The industrial control computer controls the positioning components to adjust the tab position, which can correct the tab misalignment and greatly improve production efficiency.

The application discloses a numerical control drilling and milling machine capable of side and front machining and machining steps thereof, which comprises a machine body, a machine head arranged on the machine body, a material pressing mechanism, and a control mechanism; the machine body is provided with a workbench; the machine head comprises a base, a pedestal, a front drilling and milling assembly, a side drilling and milling assembly, a first displacement device, a second displacement device, and a first lifting device; the first lifting device is connected with a mounting plate; the front drilling and milling assembly is arranged at the front end of the mounting plate; and the side drilling and milling assembly is arranged at the side of the mounting plate; the material pressing mechanism is used for pressing and positioning a workpiece on the workbench; the material pressing mechanism comprises a mounting frame, a pressing plate, and a second lifting device; in this way, the workpiece is pressed and positioned by the material pressing mechanism; the front drilling and milling assembly and the side drilling and milling assembly are moved to machining positions of the workpiece by cooperation of the control of the corresponding displacement mechanism, so that the front machining and the side machining of the workpiece are simultaneously realized, the machining time of the workpiece is reduced, the machining efficiency of products is improved, the practicability is high, and the application range is wide.

The utility model relates to a planet wheel coated aluminum plate which comprises a single-plate coated aluminum plate body with a three-inner-hole structure. A planet wheel aluminum plate steel sleeve is fixed at the bottom of each inner hole of the coated aluminum plate body; a planet wheel accessory is fixed on the edge of the coated aluminum plate body; a film-coated lantern ring bottom plate and a film-coated lantern ring cover plate which are vertically clamped together are fixed in each inner hole of the film-coated aluminum plate body; a lens to be coated is clamped between the coated lantern ring bottom plate and the coated lantern ring cover plate; and the lens is placed on the inner hole of the bottom plate of the film-coated lantern ring. Compared with the prior art, the utility model has the advantages of weight reduction, productivity improvement, cost reduction and the like.

This utility model discloses a positioning structure for machining helical grooves with a milling cutter, including a mounting base. The mounting base is equipped with a milling cutter fixing component, a machining moving component, and a machining adjustment component. The milling cutter fixing component is located on one side of the top of the mounting base, the machining moving component is located beside the milling cutter fixing component, and the machining adjustment component is mounted on the machining moving component. This utility model can precisely adjust the angle of the automatic grooving head, flexibly adapting to the machining of helical grooves with various complex angles. This multi-angle, high-precision adjustment capability completely solves the pain point of the inability to effectively adjust the cutter head angle in existing machining processes, enabling the same set of equipment to process helical grooves with different groove types and angles, greatly improving the versatility and machining adaptability of the equipment. At the same time, the precision of the angle adjustment also ensures the angular accuracy of the groove, reducing product scrap due to angular deviations, and further improving machining quality and efficiency.

This invention relates to the field of coil spring shock absorber testing technology and provides an auxiliary positioning and testing system for coil spring shock absorbers. The system includes a testing component, a first auxiliary component, a housing, an inner liner, a second auxiliary component, and a testing and control system. The first auxiliary component is mounted on the testing component and includes an auxiliary structure supporting the housing, a vertically reciprocating lifting drive, and a rotary drive located at the output end of the lifting drive. The rotary drive has two sets of positioning pins for circumferentially limiting the inner liner. The housing and inner liner are matched and enclosed to form a coil spring mounting space. The fixing plate, in conjunction with the auxiliary component, limits and fixes the assembly of the housing and inner liner and assists in overall transport. By testing the fit of the housing and inner liner assembly before installing the coil spring, alignment deviations can be detected in a timely manner. Compared to the traditional practice of only performing final inspection after coil spring assembly, this reduces rework, disassembly, or overall scrapping caused by poor fit between the inner liner and housing.

The application discloses a layered bidirectional winding method and system suitable for a three-dimensional coil of a star simulator, and the winding method comprises the following steps: fixing and mounting a winding side mold layer on one of the outer circumferential side and the inner circumferential side of the winding area of a winding bottom mold in advance, the winding side mold layer is configured to be located at the same layer as a first layer coil of the three-dimensional coil of the star simulator, and no winding side mold layer is arranged on the other of the outer circumferential side and the inner circumferential side of the winding area. Taking the side of the winding side mold layer facing the winding area as a winding reference, a conductor to be wound is wound around the winding bottom mold from the winding reference side turn by turn until the winding of the first layer coil is completed, and a winding side mold layer is also fixed and mounted on the other of the outer circumferential side and the inner circumferential side of the winding area. The method provided by the application does not cause interference of other components to the conductor during winding, avoids friction or damage of turn-to-turn insulation of the conductor, and thus improves the winding quality.

The utility model discloses a clamping handle, which comprises a handle and a quick release transmission device arranged on the handle, a clamping device is arranged at the front end of the handle, the handle comprises an upper panhandle and a lower panhandle, one end of the upper panhandle is movably connected with one end of the lower panhandle through the clamping device, and the other end of the upper panhandle is movably connected with the quick release transmission device through the clamping device. The upper pan handle comprises an upper handle body and a lower cavity formed in the upper handle body, an installation head is arranged at the front end of the upper handle body, an assembly groove is formed in the side face of the installation head, a clamping base is installed on the installation head, an assembly block matched with the assembly groove is arranged on the side wall of the clamping base, and the upper handle body and the lower handle body are arranged in the assembly groove. A locking piece is arranged between the installation head and the upper handle body, and the quick-release transmission device is installed in the lower cavity. On the basis that the design is reasonable and the structure is simple, different styles of structures are created, installation of internal parts is facilitated, and the production and manufacturing requirements of production and manufacturing enterprises are met.

The application relates to the technical field of injection molding equipment, in particular to a target machine body plate lower shell structure forming die, which comprises a workbench, the upper end of the workbench is fixedly connected with a female die, the inner side of the female die is provided with a trimming mechanism for processing plastic plates, the trimming mechanism comprises a moving assembly for moving the processed plates, the trimming mechanism further comprises a trimming assembly for processing the edges of the plates and the inner wall, the upper end of the workbench is provided with a mechanical arm, the output shaft of the mechanical arm is provided with a stripping mechanism of a processing die, a flexible polishing strip adjusts the adhesion force through a fourth electric push rod, the granular protrusions and bubble residues generated due to the uneven melting of recycled materials on the inner wall of the shell are removed in a targeted manner, and the problem that the inner wall is not completely processed in the prior art is solved; the detection position can be adjusted through a CCD camera along with the extension and retraction of a second electric push rod, and the real-time monitoring of defects such as scratches and depressions on the outer side of the recycled plastic shell is avoided.

The utility model discloses a clasp spring assembly device that can prevent clasp spring deformation, including installation frame, be provided with positioning assembly and pressure head subassembly on installation frame, and positioning assembly and pressure head subassembly correspond to each other, and the detachable connection of positioning assembly has the part assembly of needing to match the clasp spring on, and the pressure head subassembly includes movable plate and clasp spring pressure head, and the movable plate elastic movable connection is established in installation frame, and the sleeve setting of clasp spring is established on clasp spring pressure head, and one end of clasp spring pressure head is connected on movable plate through elastic adjusting component, when the other end of clasp spring pressure head is connected to part assembly, continues the elastic compression and makes clasp spring assembly on part assembly. The utility model discloses a clasp spring assembly device, simple structure, through the positioning installation of pressure head subassembly to clasp spring, and then to the elastic compression assembly in the direction of positioning assembly, realize the effect of not deforming of clasp spring, reduce the scrappage of clasp spring simultaneously, and significantly improve the product quality and the consistency of clasp spring assembly.

The application discloses a kind of design and manufacture method of printed circuit board inner layer circuit, the design and manufacture method includes: determining drilling parameter, and the basic size of connection PAD is set based on drilling parameter;Tear drop-shaped gradual widening structure is generated in the transition area of connection PAD and inner layer circuit, the structure of heat dissipation PAD is designed synchronously, and inner layer circuit wiring design is completed;Form inner layer circuit film, and check film;At the same time, pre-treatment is carried out to PCB inner layer substrate;The pattern is formed by aligning the film that passes the check with inner layer substrate;Substrate is etched;The substrate after etching is cleaned, and unqualified product is identified and screened, and the qualified product is inner layer circuit product.The application solves the problem of weak connection and easy breakage of PTH hole and inner layer circuit in high-density PCB through the three-in-one technical route of structure optimization+process synergy+precision control, and improves the mechanical strength, electrical reliability and thermal management capability of the product.

A fixture for fixing and welding a BMS board to a battery cell includes a base with a cavity for holding the BMS board and the battery cell. The cavity has a through hole at its bottom for the battery cell leads to extend out. Two or more first magnets are symmetrically arranged in two rows on the base, located on either side of the cavity. A cover plate is placed on the base to fix the BMS board and battery cell within the cavity; the cover plate has at least one welding hole on its upper part. Two second magnets, the same number as the first magnets but with opposite magnetic properties, are symmetrically arranged in two rows on the lower part of the cover plate, corresponding to the positions of the first magnets, so that when the cover plate is placed on the base, the first and second magnets attract each other. This invention, through the positioning of the cavity, ensures the accuracy of the relative position between the battery cell assembly and the BMS board, and precisely positions the B+, B-, B1, and B2 welding points, greatly improving the welding yield.

This invention discloses a fully automatic feeding, positioning, and heat-shrink packaging machine for grinding wheels, comprising a frame assembly (1), an automatic feeding module (2), an adaptive positioning module (3), a film sealing and cutting module (4), an adjustable speed heat-shrink module (5), a finished product discharge module (6), and an electrical control system (7). The automatic feeding module (2), adaptive positioning module (3), film sealing and cutting module (4), adjustable speed heat-shrink module (5), and finished product discharge module (6) are sequentially installed on the frame assembly (1) along the conveying direction. The electrical control system (7) is electrically connected to each module to achieve coordinated operation of each module. Through modular integrated design, adaptive precise positioning, stepless speed-adjustable heat shrinking, and intelligent collaborative control, the machine achieves fully automated packaging of grinding wheels from feeding to discharging without human intervention, significantly improving packaging accuracy, production efficiency, and product qualification rate.

The utility model relates to bottle embryo bottle mouth processing technical field, and disclose a kind of bottle embryo bottle mouth anti-deformation device of blow molding heating machine, including heating machine base, the front of heating machine base is provided with transport bottle embryo mechanism by support frame, the top of heating machine base is fixedly installed with L type support frame. By being provided with arc limiting bottle mouth plate under the driving of small -size cylinder, bottle embryo bottle mouth can be quickly, accurately limited and supported, when blow molding high-pressure gas is injected into bottle embryo, the pressure received by bottle mouth is shared, bottle mouth is prevented from deforming due to uneven stress or high-temperature softening, simultaneously, cooling part formed by air pump, cooling air cavity and blow hole can quickly cool bottle mouth, so that bottle mouth quickly reaches suitable forming temperature, product scrappage caused by bottle mouth deformation is reduced, raw material utilization is improved, production cost is reduced, and the effect of improving production efficiency is achieved.

The utility model discloses a kind of hydraulic bearing devices for twenty-roller mill frame machining, including outer sleeve, end cap, inner sleeve and extension sleeve, inner sleeve is coaxially arranged in the inner side of outer sleeve, and the extension sleeve coaxial with it is integrally formed and processed in one end of outer sleeve, the inner diameter of extension sleeve is less than the inner diameter of outer sleeve and forms step at the interface of both;The other end of outer sleeve is fixedly connected with end cap by bolt, and through hole for high-precision boring bar is provided in the middle of end cap. The hydraulic bearing device can make the tooling composed of high-precision wallboard and high-precision boring bar and the like, ensure the machining precision of mill frame plum-blossom cavity, make the deformation of roll system extremely small during rolling process, obtain very accurate thickness deviation in the whole width direction of rolling, and have the advantages of simple operation, high reliability, low cost and the like.

The utility model relates to a pull head stabilizing device and stranding equipment for splitting conductor strand blocks, which comprises a support assembly and a guide wheel assembly, the guide wheel assembly comprises a first guide wheel support, a first profiling guide wheel, a second guide wheel support, a second profiling guide wheel and driving equipment, and when the first profiling guide wheel and the second profiling guide wheel approach each other, the first profiling guide wheel and the second profiling guide wheel approach each other. The rotating axes of the first profiling guide wheel and the second profiling guide wheel are parallel and located on the two sides of the fan-shaped stranded wire harness respectively, the first wheel groove and the second wheel groove guide the fan-shaped stranded wire harness to advance and limit rotation of the fan-shaped stranded wire harness, and when the first profiling guide wheel and the second profiling guide wheel are away from each other, the first wheel groove and the second wheel groove allow the fan-shaped stranded wire harness to advance and rotate. According to the utility model, attitude positioning can be carried out on moving fan-shaped stranded wire harnesses, so that the positions of fan-shaped strand blocks can be always kept consistent when the fan-shaped strand blocks pass through each layer of stranding cage, and the fan-shaped strand blocks cannot rotate. In this way, the manual intervention frequency is greatly reduced, material scrapping caused by posture dislocation can be reduced, and the qualified rate of the puller procedure is remarkably increased.