42results about How to "Avoid wasted man-hours" patented technology

Provided is a method for directly carrying out innocent treatment on electrolytic manganese residues in filter pressing plate frames. The electrolytic manganese residues treated through the method are filter cakes obtained after filter pressing in the filter pressing plate frames of a plate-and-frame filter press, and sodium dihydrogen phosphate, calcium oxide, magnesium oxide and polyacrylamide are included in a treating agent. The method comprises the steps that 1, the electrolytic manganese residue filter cakes in all the filter pressing plate frames are washed through solutions obtained by mixing the sodium dihydrogen phosphate and water; 2, after the magnesium oxide, the calcium oxide and the polyacrylamide are dissolved in filter liquor collected in the step 1, the electrolytic manganese residue filter cakes are washed again; 3, filter liquor generated in the step 2 is collected, the plate-and-frame filter press is loosened to unload the filter cakes, and the electrolytic manganese residues generated after the innocent treatment are obtained. According to the method, soluble manganese in the electrolytic manganese residues is fixed, meanwhile, soluble ammonia nitrogen in the electrolytic manganese residues is fixed, and compared with the prior art, the advantages in the prior art are kept, the defects in the prior art are overcome, and the total cost of innocent treatment on the electrolytic manganese residues is lowered.

The invention discloses a linear feeding and discharging mechanism of a full-automatic bar chamfering machine. The linear feeding and discharging mechanism of the full-automatic bar chamfering machine comprises a work head mechanism, a feeding mechanism and a receiving mechanism. The work head mechanism comprises a clamping head used for clamping bars and a spindle used for driving the clamping head to rotate. A hollow inner cavity is formed in the spindle, and the bars at the front end of the spindle can be conveyed out toward the rear end of the spindle along the hollow inner cavity. The feeding mechanism comprises a linear feeding precision linear module which can make linear reciprocating movement, and the linear feeding precision linear module is arranged at the position where linear reciprocating movement can be made in the axis direction of the spindle of the work head mechanism to enable the bars of the work head mechanism to be pushed in the hollow inner cavity of the spindle along a straight line. The receiving mechanism is arranged to enable the bars discharged by the hollow inner cavity of the work head mechanism to be conveyed to a receiving position in a linear mode. According to the linear feeding and discharging mechanism, the feeding mode is changed into a front positioning mode from a rear positioning mode, the feeding mode of front feeding and front discharging is changed into a work head inside linear discharging mode, so that the entire structure of the mechanism is compact, and the production efficiency and the product percent of pass are improved while the requirement for precision can be met.

The invention discloses a scheduling method based on a single employee competent to multiple jobs. According to the method, a high-precision business volume prediction result is obtained through a machine learning model, a business volume prediction model is modified with significant factors taken into account, and the model precision is improved. The multiple jobs of a task are decomposed based on a queuing theory, an optimized genetic algorithm is used to satisfy the scheduling constraints of a single employee with multiple jobs and company labor regulations, and thus, a humanized schedulingresult is obtained. Based on the transformation of the human distribution pattern, the managers are liberated from the heavy scheduling work, the scheduling result is more fair and just, and the employees' enthusiasm for work is improved. Moreover, an intelligent human distribution system improves the service perception and satisfaction of customers.

The invention discloses a convenient-to-operate common conveying device for vehicle doors and trunk lids, which is sued for solving the problems that the conveying device is inconvenient to manually operate and that one conveying device corresponds to only one kind of work pieces. The technical scheme is that: the common conveying device comprises an underframe and support frames fixed on the underframe; conveyor belts and material blocking plates are arranged on the support frames; after the conveying device is improved, lifting cylinders are arranged on the underframe; lifting cylinder rods are fixedly connected with the support frames; the conveyor belts comprise fixed conveyor belts and lifting conveyor belts; conveyor belt lifting cylinders are arranged at the support frames; and conveyor belt lifting cylinder rods are fixedly connected with the lifting conveyor belts. The common conveying device can reduce operation heights for workers to take and put the work pieces, greatly reduce the labor intensity of the workers, realize the applicability of one conveying device to the conveyance of the two kinds of work pieces, namely, the vehicle doors and the trunk lids, simultaneously save the occupation of a production site and reduce the tool cost, is favorable for improving the production efficiency and overcomes the shortcomings of waste of working hours and low production efficiency caused by the frequent replacement of the conveying devices.

The invention relates to a PLC (Programmable Logic Controller)-based automatic timing system and a timing method thereof, which are used for automatically calculating the workload per shift of workers in a metal product plant. The system comprises a motor, an alternating current contactor, a PLC controller and an upper computer, wherein the motor is arranged at one end of a finished product line; the PLC controller is used for acquiring a switching signal of the alternating current contactor, calculating the running time of the motor, and transmitting data to the upper computer over an industrial Ethernet network; the upper computer is used for calculating the yields of each draw bench and each nail making machine according to the running time of the motor, and directly generating a report for calculating the work amount of each worker; meanwhile, the upper computer is used for transmitting a zero clearing command to a PLC main station; after the PLC main station clears all data of a current shift, the system starts a new round of timing. By adopting the automatic timing system, the waste of labor-hour caused by weighting of finished products before the workers get off work every day is avoided, the purchasing and maintaining costs of weighing equipment are saved, meanwhile the production rhythm is accelerated, and the production efficiency is increased.

The invention discloses a self-protection flux-cored wire capable of generating slag coating with special protection performance and a preparing method. The self-protection flux-cored wire comprises alow-carbon steel belt and core powder. The low-carbon steel belt is filled with the core powder. The core powder comprises, by mass, 60-80% of glass powder, 2-8% of zirconium oxide powder, 0.05-0.85%of graphene powder, 2-8% of sodium potassium carbonate powder, 1-3% of potassium titanate powder, 2-5% of rutile powder, 1-5% of corundum powder, 1-3% of sodium fluosilicate powder and the balance iron powder, wherein the core powder accounts for 13-25% of the total weight of the flux-cored wire. The self-protection flux-cored wire has the advantages of omitting the slag removal process, reducingslag discharge, and increasing the material utilization rate, and the slag coating has special protection functions of preventing seawater corrosion and the like. The traditional pursuit of improvement of slag detachability is changed, the strong 'bonded slag' welding wire is developed for the first time, the slag is turned into the protection coating, slag is turned into coating, the slag function is expanded, and the base body/coating integral forming preparation technology is developed.

The invention provides a manufacturing device and a manufacturing method of a wavy sheet for a steel structure of a heat exchange system, and the device is structurally characterized in that an upper row and a lower row of wavy wheels in the same shape with the wavy sheet, two groups of positioning wheels, one group of leveling wheels, one group of shaping wheels and an adjusting frame are arranged, wherein the shape of each wavy wheel is gradually changed from a cylinder to the shape of the wavy sheet; the two groups of positioning wheels and the one group of leveling wheels are arranged at the front ends of the wavy wheels so as to ensure the correct relative positions of a wavy sheet material and the wavy wheels; and the one group of shaping wheels and the adjusting frame are arranged at the tail ends of the wavy wheels so as to ensure the correct shaping of the wavy sheet. By adopting the manufacturing device and the manufacturing method, the traditional processing mode is thoroughly changed, the complex die manufacturing is abandoned, the stability of the product quality is improved, and the shaping wheels and the adjusting frame can be suitable for different materials so as to enable the product quality to be stable and reliable. The cost is greatly reduced, and a strip-shaped steel coil of the preset fixed size is adopted for replacing the cutting of a steel plate in the traditional process, thereby avoiding the waste of working time and the waste of remnants caused by cutting of the plate.

A cutting machine for side-locking section comprises a working bench (10), a power control and drive mechanism (20), an upper drive shaft (30) and a lower drive shaft (40); the upper drive shaft (30) and the lower drive shaft (40) are separately equipped with upper saw blades (50) and lower saw blades (60); the opposite ends of the upper saw blades (50) and the lower saw blades (60) are stuck together and the cutting edges at the sticking point of the upper saw blades (50) and the lower saw blades (60) are connected in the radial direction. The upper saw blades (50) are a plurality of blades which are coaxially equipped with equal interval and the lower saw blades (60) are a plurality of blades corresponding to the upper saw blades (50) one by one. The present invention, by adopting the method and equipment, could further optimize the processing of the special section and save materials; at the same time, the invention could avoid man-hour waste caused by repeated processing.

The invention relates to a solar silicon wafer processing method and device. First, two through holes are formed in a material base, and then rod gluing operation is conducted; after a solar silicon rod is cut, two round metal rods are inserted in the two round holes in the material base respectively, and the solar silicon rod, a glass plate, a material plate and the material base are integrally placed in a skip car of a degumming machine together through the two round metal rods; a solar silicon wafer falls off through a degumming process, and a mechanical arm is used for integrally placing the glass plate, the material plate and the material base in a water boiling box together; the glass plate on the material plate falls off through water boiling, and then the mechanical arm is used for transporting the material plate and the material base back to a rod gluing table integrally; rod gluing operation continues to be conducted after the material plate and the material base are cooled. Due to the fact that the material plate and the material base are connected together all the time in the whole processing process, the problems that work hours are wasted and processing quality has hidden dangers as a result of frequent dismounting and mounting of the material plate and the material base are effectively avoided, labor intensity of manpower is lowered, and production capacity of the solar silicon wafer is improved.

The invention provides an adsorption type multifunctional material box. The adsorption type multifunctional material box comprises a box body, wherein an opening is formed in the top of the box body; a containing groove used for storing materials is formed in the box body; the interior of the containing groove is divided into a plurality of storage bins through partition plates; a supporting plate is arranged on the back face of the box body; a plurality of installation positions are arranged on the side, close to the box body, of the supporting plate; and the box body is correspondingly installed in the installation positions of the supporting plate through hooks. According to the adsorption type multifunctional material box, the materials are convenient to store and take, rapid matched use can be achieved, continuity of production and machining is achieved, labor hour waste and labor cost increase caused by frequent switching and assembling of the materials are avoided, and the production efficiency is effectively improved.

The invention provides an automatic overheating process, which is used for carrying out overheating welding within overheating welding time after seed crystal is automatically reduced in a temperaturestabilizing process, and comprises the following steps of: S1, measuring the diameter of the seed crystal, carrying out timing, and recording the maximum value of the diameter of the seed crystal inthe timing process; S2, carrying out automatic temperature adjustment according to the liquid level temperature of the silicon solution, and adjusting the liquid level temperature of the silicon solution to the welding temperature; S3, carrying out overheating welding and timing, and recording the minimum value of the seed crystal diameter in the timing process; and S4, calculating an overheatingdiameter reduction difference value of the seed crystal, and judging whether overheating is completed or not according to the overheating diameter reduction difference value. The method has the beneficial effects that automatic overheating is carried out according to the operation steps of manually judging overheating of the seed crystals, the phenomenon of diameter shrinkage during overheating ofthe seed crystals is automatically detected, labor hour waste and abnormal accidents caused by insufficient artificial experience are avoided, the temperature stabilizing labor hour is shortened, theyield is increased, and the competitiveness of enterprises is improved.

The invention relates to a method for improving the single-side spot welding quality of a covering part covered edge and a single-side spot welding protrusion die. The method is characterized by comprising the following steps that 1, a protrusion is additionally arranged at a single-side spot welding position of an inner plate by using the single-side spot welding protrusion die, and the protrusion on the inner plate protrudes towards the inner side of a vehicle body; 2, a covering part is subjected to edge covering, and after edge covering, a protrusion structure is formed on an outer plate on the inner side of the vehicle body along with the protrusion on the inner plate; and 3, single-side spot welding is conducted on the covering part covered edge. According to the method and the die,the protrusion is additionally arranged at the single-side spot welding position of the inner plate, the inner plate is isolated from the outer plate on the outer side of the vehicle body, heat cannotbe directly transmitted to the outer plate on the outer side of the vehicle body during single-side spot welding, and it is guaranteed that the outer plate on the outer side of the vehicle body doesnot deform.

The invention provides a walnut picking tool special for the morning and the evening. The walnut picking tool comprises a sponge body, folding arms, break points and a picking device. The sponge bodyand the picking device are arranged on the two sides of the folding arms respectively, and the break points are arranged between the folding arms. According to the walnut picking tool special for themorning and the evening, the purposes of rapid picking and precise picking in the morning and the evening can be effectively achieved, man hour waste and leakage of fruits are avoided, and the performance of the low tool cost and the high working efficiency can be taken into consideration.