34results about How to "Adjust the depth" patented technology

The invention relates to a small agricultural seeder. According to the seeder, in order to solve the problem that when a ploughshare is used for turning soil, the ploughshare will incline towards the other side due to the counterforce of the soil, forward ploughshares and reverse ploughshares are designed, side thrust generated when the ploughshares are used for turning the soil is balanced, and the seeder is stabilized to stably move forwards to carry out seeding; seeds with different sizes can be sown due to grooves in the rear portions of the ploughshares; under the control of flow insertion sheets, according to the advancing speed of the seeder pulled by a tractor, the number of leaked seeds can be flexibly adjusted, and thus the purpose that different dry land crops can be sown through one seeder can be achieved; fixing screw holes formed in the front of the ploughshares are formed in sliding grooves of the framework of the seeder, the depth, the width and the separation distance of soil turning of the ploughshares can be adjusted at will, the left side and the right side of the upper portion of each ploughshare are each provided with four small screw holes which are used for assembly of a seed containing device, and the left side and the right side of the lower portion of each ploughshare are each provided with four small screw holes which are used for assembly of a covering device. The size of the seeder and the size of the ploughshares can be flexibly determined according to the actual production requirements, and are not limited temporarily, and the forward ploughshares and the reverse ploughshares are flexibly and symmetrically assembled.

The present invention belongs to the field of agricultural machinery, and is a kind of elastic tine type rice field weeder. The weeder includes walking wheel, rice straw separator, engine, driving unit fixed to the shaft of walking wheel, chain driven weeding unit, and elevating unit on the walking unit. Weeding with the elastic tine rotating wheel mechanically has low weeding cost, and is fast, efficiency and favorable to producing green rice product. The present invention has easily regulated depth of weeding and is suitable for matching with various type of rice seedling transplanting machines.

The invention relates to a roller-adjustable molding press for domestic toys. The roller-adjustable molding press comprises a machine frame, rollers additionally arranged on the machine frame, and a transmission mechanism. A gear of the transmission mechanism is connected with a gear of the upper roller. The two gears are engaged to drive the upper roller to operate. The upper roller drives the lower roller to operate oppositely. The roller-adjustable molding press is characterized in that the two ends of each roller are fixedly connected with the machine frame through bearings correspondingly, the lower roller is an adjustable roller, and the adjustable roller is composed of an outer roller wheel, an adjustment wheel core and a bearing; the bearing is sleeved with the outer roller wheel, and the adjustment wheel core penetrates through the center of the bearing; the two ends of the adjustment wheel core are connected to the machine frame, and an adjustment knob is arranged on the outer side of the machine frame; and the adjustment knob is connected with the adjustment wheel core. According to the roller-adjustable molding press, by adjusting the distance between the two rollers, errors of the molding press can be corrected, and accordingly the depth of a printed product is adjusted.

The invention discloses a wheat seeding and fertilizing integrated machine, which belongs to the field of agricultural machinery and equipment, and mainly solves the problems that the current wheat planting generally involves plowing the ground before sowing, the process is complex, time-consuming and laborious, and the efficiency is low. The connecting frame is a half-circle The round shape is welded at one end of the support frame. The support frame is a rectangular frame. The left and right sides of the front end below the support frame are welded with furrow plows. The front end above the support frame is fixed with a fertilizer box by bolts. The rear side of the fertilizer box above the support frame is fixed with a seed box by bolts. The lower end of the seed box communicates with the lower seed tube through a spring. The invention integrates wheat rotary tillage, sowing and fertilization, effectively improves the sowing efficiency, shortens the whole planting process, and the spring setting can effectively relieve the bumps, and can adjust the depth of the whole sowing and fertilization.

The invention discloses an anchor rod swing control device and method in anchor rod production. The device comprises a production platform, wherein a transfer bracket is arranged above the production platform, an anchor rod fixing device is slidably arranged on the production platform, a first driving device used for driving the anchor rod fixing device to slide is fixed on the production platform, a feeding platform and a discharging platform are arranged on the production platform, the feeding platform and the discharging platform are linearly distributed, a transfer device used for transferring an anchor rod is arranged below the transfer bracket, and the transfer device is located between the feeding platform and the discharging platform. According to the invention, the anchor rod swing control device transfers an anchor rod to be subjected to threaded machining to an anchor rod fixing device through a transfer device, the two ends of the anchor rod are clamped through the anchor rod fixing device, the surface of the anchor rod is heated, a silk thread is wound around one end of the anchor rod, the anchor rod fixing device is driven by a first driving device to move while the anchor rod rotates, threads are formed on the surface of the anchor rod under winding of the silk thread, and the thread pitch of the threads is adjusted by controlling the moving speed of the anchor rod.

The invention discloses a printing device for fur production. The printing device comprises a bottom plate. Four uniformly distributed mounting holes are formed in the upper surface of the bottom plate. A fixed bolt penetrates into and is inserted into each mounting hole movably. Two symmetrical mounting plates are arranged at the left end of the upper surface of the bottom plate. A first screw isarranged at the upper ends of the inner side surfaces of the mounting plates. The two ends of the first screw are rotationally connected with the mounting plates by means of second bearings. A driving mechanism is arranged at the front end of the first screw. Three equally-spaced mounting bases are arranged on one side surface of the first screw. Three groups of equally-spaced positioning nuts are in threaded connection to the side surface, corresponding to the mounting bases, of the first screw. The printing device is simple in structure, the height of a supporting plate can be adjusted, theprinting depth can be accurately adjusted, pressing plates of different sizes can be clamped and fixed, printing of different articles is facilitated, the side surface of fur can be spaced, the operation is simple, and the use is convenient.

The invention discloses water quality monitoring equipment for lake water, and relates to the technical field of water quality monitoring. The lake water quality monitoring equipment comprises a suspension bin, the bottom of the suspension bin is fixedly connected with a limiting frame, one side of the limiting frame is clamped with a collecting frame, the collecting frame is fixedly connected with the limiting frame through a screw rod, and the collecting frame is located at an opening in one side of the limiting frame. In the moving process of the storage bin, a third spring is extruded through a baffle till the end of a movable frame corresponds to an opening of the storage bin, and the end of a through pipe penetrates through a rubber cap of the opening of the storage bin; the multiple storage bins at different positions communicate with the through pipes at different positions at the same time, water in the lake is introduced into the storage bins through the through pipes, the multiple storage bins collect the water in the lake through the through pipes, and the storage bins at different positions can collect water at different depths in the lake water at the same time; therefore, it is guaranteed that water in different storage bins is lake water at the same time and different depths in the lake, and convenience of lake water collection is guaranteed.

The invention provides a multifunctional farm-oriented machine applicable to operation in hilly and mountain areas. The farm-oriented machine comprises a slab rack, a handrail, a power machine, land wheels and a transmission mechanism, and further comprises a bracket, a clamping piece and a seeding and farming device, the bracket is fixed on the upper surface of the slab rack and located around a first long notch, and the clamping piece is installed on the slab rack along any long edge of the first long notch; the seeding and farming device comprises a seed hopper, a flexible seed conveying pipe, a seed conveying foot and a farming head which are connected from top to bottom in sequence, the seed hopper is installed in the bracket, the seed conveying foot is arranged by penetrating through the first long notch, and the clamping piece is in clamping coordination with the end, far from the farming head, of the seed conveying foot. Through the multifunctional farm-oriented machine applicable to operation in the hilly and mountain areas, the plough share depth is adjusted as required, the operation method is simple and flexible, and the farm-oriented machine is applicable to shift work requirements of narrow topography and compound and various planted crops, and has good shakeproof performance; the equipment is light and dexterous, and can be carried and applied in sites of the complex filed environment.

The invention discloses an agricultural planting loose soil device, which comprises a positioning part and a plurality of rake teeth. The positioning part comprises a fixing part, a limiting part and a connecting part. The connecting part is installed at the top center of the fixing part, and the two ends of the fixing part are fixedly connected Limiting parts, a number of adjusting bolts are installed on the limiting parts, and through holes are arranged on the outside of the several adjusting bolts. The adjusting parts installed on the rake teeth pass through the through holes and are threadedly connected with the adjusting bolts. The adjusting parts are connected by adjusting nuts and The rake teeth are composed of a top adjustment part and a bottom loosening part. The top adjustment part is a hollow structure with a cavity inside. The bottom loosening part is a solid structure and the bottom is a pointed cone. ; The present invention can adjust the length of the rake teeth to expose the limit parts through the provided adjusting bolts and adjustment parts, so that the device has the function of adjusting the rake teeth plowing depth, so that the depth of loose soil can be adjusted according to the growth habits of different crops, It is suitable for mechanical use and is conducive to the growth of crops.

A biasing type arc suppression coil, belongs to electric technique field. This invention includes: biasing coil\three-limb core that takes grade 2 to grade 3 reduction of cross section in the compensation coil and magnetic circuit, the biasing coil is two series-wound cylinder-like package, each sleeves the two side limbs of the three-limb core, the compensation coil is 3 cylinder-like package, make the two cylinder-like package parallel connection, then connecting them with the third cylinder-like package in series, the two parallel connecting cylinder-like package are sleeved on exterior of the biasing at the three-limb core's two side limbs, the third cylinder-like package sleeves on the middle limb of three-limb core, and ring the air gap of the middle limb of three-limb core.

The invention discloses a rice seeding machine with adjustable row number and row spacing, comprising a frame, a transmission shaft, a plurality of seeding assemblies installed on the frame, a slide plate installed at the bottom of the frame and used for leveling the field, A connecting frame for hooking up the rice transplanter and a sprocket for driving the transmission shaft to rotate are located in the middle of the frame. The frame is provided with a main beam pipe and a segmented beam pipe for installing the seeding assembly. The main beam The pipes are fixedly connected to the frame, the segmented beam pipes are installed at both ends of the main beam pipes, and the main beam pipes and the segmented beam pipes are provided with evenly distributed mounting holes for fixing the seeding components, so The seeding assembly includes an opener. The invention can flexibly adjust the number of rows and row spacing for sowing, and has low manufacturing and use costs; it has the function of leveling muddy ground, and has good leveling effect; .

The invention relates to a chair-back adjusting device which comprises a tail seat, a fixing seat arranged at the tail seat and a control piece arranged between the tail seat and the fixing seat, the tail seat is provided with a lower supporting plate and an upper supporting plate, the fixing seat is provided with a connecting end arranged between the upper supporting plate and the lower supporting plate, the upper supporting plate, the lower supporting plate and the connecting end tightly hold so as to produce enough friction resistance for preventing the connecting end from freely moving between the upper supporting plate and the lower supporting plate; and the control piece is operated to interlock the fixing seat so as to lead the fixing seat to move oppositely to the tail seat. The invention realizes that the depth of the chair-back is adjusted by single-handle operation, and achieves the effect of assist to move the chair-back without a human body or additional labor power; meanwhile, the invention provides the safety chair-back adjusting device which can effectively prevent a user from being hurt.