31results about How to "Easy to switch and adjust" patented technology

The invention discloses a film adhering method of a wafer. The film adhering method of the wafer is characterized by comprising the following steps of: blowing a gas between the wafer and a table disc; supporting the wafer by utilizing the blown gas; and then adhering a film on the surface of the wafer. By using the film adhering method and device of the wafer, the non-contact film adhesion can be realized and the danger of front surface damage of the wafer can be reduced; in addition, because the wafer can be supported by utilizing the gas during the pressing of a roller wheel, the pressure of the roller wheel can be offset, and the roller wheel can not be easy to press the wafer to be broken or crushed, therefore when the film adhering method and device are used for carrying out the non-contact film adhesion, the minimum thickness of the wafer which can be adhered with the film is 50 micrometers and 200 micrometers far less than that of the water adhered with the film in the prior art.

The invention discloses a wafer carrying device which is characterized by comprising a base and a first height adjusting device, wherein a first groove is arranged on the upper surface of the base; a movable first table disc is installed in the first groove; the first height adjusting device can adjust the relative height between the upper surface of the first table disc and the upper surface of the base; and the first height adjusting device is connected with the first table disc. The wafer carrying device of the invention can be used for coating cutting films for wafers of different sizes. When wafers of different sizes are coated with the cutting films, the table disc does not need to be changed, and the carrying device can be suitable for coating cutting films of different sizes only by simple adjustment. The adjustment and switching are convenient and quick with short time and high efficiency. The height of the table disc is adjustable, so the table disc can be suitable for coating wafers of different thickness more conveniently, thereby widening the usable range of the table disc and ensuring that the coating effect meets the requirements.

The invention discloses an intelligent control type building facility. The intelligent control type building facility comprises a mounting and clamping base and a processing machine frame, wherein theprocessing machine frame is installed on the upper side of the mounting and clamping base through a supporting arm rod. A sliding cavity is formed in the inner wall body of the processing machine frame, a transmission cavity is formed in the portion, located at the top end of the sliding cavity, of the processing machine frame, and a U-shaped sliding plate is installed in the transmission cavityin a sliding fit mode. Regulation and control sliding cavities which are arranged in an upward extension mode are symmetrically formed in the inner walls of the left side and the right side of the sliding cavity. A sliding plate is installed in the sliding cavity in a sliding fit mode, and regulation and control sliding plates which are fixedly connected with the sliding plate are installed in theregulation and control sliding cavities in a sliding fit mode. Through cavities which are arranged in a left-and-right symmetry mode are arranged between the regulation and control sliding cavities and the transmission cavity in a communicating mode. Driving motors are fixedly arranged in the inner walls of the rear sides of the through cavities, driving gears are fixedly arranged on output shafts at the front ends of the driving motors, and first racks which mesh with the driving gears are arranged on the end faces of the inner sides of the regulation and control sliding plates.

The invention discloses a freely station-switchable welding fixture for multiple vehicle types. The welding fixture comprises a bottom box; support pillars are respectively connected with the four corners of the outer wall of the bottom of the bottom box by means of bolts; the outer wall of one side of the bottom box is connected with a mounting rod by means of a bolt; the outer wall of the top ofthe mounting rod is connected with a rotating bearing by means of a bolt; the mounting rod is connected with a cross beam by means of the rotating bearing; the inner wall of the bottom of the bottombox is connected with a first sliding rail by means of a bolt, a sliding groove of the first sliding rail is internally connected with a sliding block in a sliding way, and the first sliding rail is connected with a storage box by means of the sliding block; a mounting groove is formed in the outer wall of one side of the storage box, and the inner wall of the top of the mounting groove is weldedwith a sleeve. The freely station-switchable welding fixture for the multiple vehicle types can conveniently adjust and switch welding stations, thus meeting the clamping requirements of parts which are of different models and belong to the different vehicle types, and effectively improving the efficiency of a welding work; the storage box is conveniently drawn out by means of a handle, and scrapsfalling into the storage box can be cleaned, so that the practicality of the device is effectively improved.

An axial plunger pump or motor includes a casing (1), a main shaft (2), a cylinder (14), a swash plate (9), some plunger assemblies (10). A constant velocity universal coupling (11) transfers torque between the main shaft and the rotating swash plate, and then the main shaft and the swash plate rotate around the axes of the main shaft or the swash plate respectively. The conversation between the hydraulic energy and the rotation mechanical energy is realized.

The invention discloses an integrated bending and forming device for an abnormally-shaped tube, and relates to the technical field of cab structures of various types of engineering machinery, such as an excavator, a loader and the like, in particular to a device for bending and forming the abnormally-shaped tube. The device comprises a working platform, wherein three oil cylinder brackets are connected to the outer side of the working platform; a first hydraulic oil cylinder is connected to the first oil cylinder bracket; a second hydraulic oil cylinder is connected to the second oil cylinder bracket; a third hydraulic oil cylinder is connected to the third oil cylinder bracket; the telescopic end of the second hydraulic oil cylinder is connected with a limiting block; a positioning block is arranged on the other side of the limiting block and connected to the working platform; a cambered groove is formed on one side of the positioning block, which faces the limiting block; and at least five flexible adjustment devices are respectively arranged between the first hydraulic oil cylinder and the second hydraulic oil cylinder as well as between the second hydraulic oil cylinder and the third hydraulic oil cylinder and respectively connected to the working platform. The integrated bending and forming device is convenient, practical, low in cost and recyclable, and can control the size of the abnormally-shaped tube and control the abnormally-shaped tube to be rebounded.

The invention discloses an efficient wood cutting machine for constructional engineering and a cutting method. The efficient wood cutting machine comprises a hanging bracket, a hoisting device, a positioning and clamping device, side plates, a cutting device, a feeding device and a material conveying device, the feeding device is arranged close to the right side, and the material conveying device is tightly connected with the end of the left side of the feeding device and arranged close to the lower side; the hoisting device is installed in the center of the hanging bracket, the positioning and clamping device is installed in the hoisting device and used for positioning, clamping and lifting wood in the feeding device, and the horizontally-arranged side plates are fixed to the lower ends of a left side end plate and a right side end plate of the hanging bracket and located at the foremost end of the hoisting device; and a cutting device which transversely moves left and right is installed on the side plates and used for cutting the wood fixed in the positioning and clamping device, and the cut wood is output through the material conveying device.

The invention discloses building equipment. The building equipment comprises a clamping base and a machining rack which is arranged on the clamping base through a supporting arm rod; a sliding cavityis formed in the inner wall body of the machining rack; a transmission cavity is formed in the machining rack on the upper end of the sliding cavity; a U-shaped sliding plate is arranged in the transmission cavity in a sliding match manner; adjustment sliding cavities which extend upwards are symmetrically arranged in the inner walls at the left and right sides of the sliding cavity; a sliding plate is arranged in the sliding cavity in a sliding match manner; adjustment sliding plates which are fixedly connected with the sliding plate are arranged in the adjustment cavities in a sliding matchmanner; through cavities which are laterally symmetrical are arranged between the adjustment sliding cavities and the transmission cavity in a communication manner; the inner wall of the rear side ofeach through cavity is fixedly provided with a driving motor; the output shaft of the front end of each driving motor is fixedly provided with a driving gear; and the inner side end surfaces of the adjustment sliding plates are provided with first racks which are mutually meshed with the driving gears.

The invention discloses a bobbin fixing device for a knitting machine. The bobbin fixing device comprises a rectangular frame, wherein the outer wall of the top end of the rectangular frame is fixedlyequipped with a transverse plate through a bolt; the outer wall of the bottom end of the rectangular frame is fixedly equipped with a hollow shaft motor through a bolt; the outer wall of the top endof the transverse plate is fixedly equipped with a bearing rotary disc through a bolt; the outer wall of the top end of the bearing rotary disc is fixedly equipped with a first metal disc through a bolt; the output shaft of the hollow shaft motor passes through the outer wall of the top end of the transverse plate, and is fixed with the outer wall of the bottom end of the first metal disc througha bolt; a through hole is formed in the middle position of the outer wall of the top end of the first metal disc; and rotary blocks which are distributed in a ring-shaped mode at equal distance are arranged on the edge of the outer wall of the top end of the first metal disc. The bobbin fixing device can absorb and remove flying and dust in a workshop to avoid pollution on bobbins, so that qualityof knitted products is improved, expansion is convenient, and mounting and replacing for bobbins are convenient; and working efficiency is favorably improved, bobbins of different inner diameters areconveniently fixed, and the range of application of the device is increased.

The invention discloses an intelligent regulation and control power terminal connector which comprises a shell, a middle supporting plate, a positive plate, a negative plate, miniature electric push rods, an insulating column, a diversion reinforcing column, an inductance detector and a relay. When the diversion reinforcing columns are inserted into the outer sides of the anode terminal and the cathode terminal of the power terminal in the prior art, not only can the firmness be improved, but also the electrical connection range can be enhanced by means of the diversion reinforcing columns, and the purposes of increasing the power and improving the electrical transmission effect are achieved; the positive plate and the negative plate can be fixed and isolated, stray inductance is effectively reduced, the inductance detector can detect inductance and electromagnetic states in real time, the relay can control a switch, and switching adjustment is facilitated.

The invention discloses a point-face composite type heating spraying head for a heating furnace. The center of a columnar base is provided with an inserting hole; a center pipe is movably inserted andconnected in the inserting hole; the top of the center pipe is connected with a reducing pipe; a nozzle is arranged at the tail end of the reducing pipe; the edge of the top face of the columnar baseis provided with a plurality of notches, and a gas outlet is formed in each notch; the edges of the notches are each provided with an adjusting rotary knob; each adjusting rotary knob is provided with an inserting groove; by rotating the adjusting rotary knobs, the gas displacement of the gas outlets can be adjusted; and a filtering cylinder is arranged on the edge of the columnar base, and is provided with an air inlet. According to the point-face composite type heating spraying head for the heating furnace, a center spraying port is formed in the center of a body, and flames sprayed out ofthe spraying port are columnar, and are used for point heating in small area. A plurality of heating spraying ports are formed in the periphery of the heating spraying head, the gas outflow amount ofthe spraying ports can be freely adjusted, in this way, flexibility is achieved, the heating spraying head can perform both face heating and point heating, and switching and adjusting are both convenient.

The invention belongs to the technical field of biological feed fermentation, in particular to a biological feed fermentation system with an oxygen content adjusting function, and provides the following scheme: the biological feed fermentation system comprises a fermentation tank, a partition plate with a circular structure is movably sleeved in the fermentation tank, and a rotating shaft movably sleeved with the fermentation tank is fixedly connected to the middle position of the top of the partition plate; an outer ring adjusting mechanism fixedly connected with the bottom of the fermentation tank is installed at the bottom of the partition plate, first pipelines distributed along the axis of the outer ring adjusting mechanism in an array mode are fixedly connected to the top of the outer ring adjusting mechanism, and an inner ring adjusting mechanism fixedly connected with the bottom of the fermentation tank is installed on the inner ring of the outer ring adjusting mechanism. The temperature and oxygen content in the fermentation process can be adjusted according to the fermentation process of the biological feed, the adjustment and switching operation is convenient, the fermentation environment is adjusted in time, the reaction is rapid, the growth environment of strain in the fermentation process is effectively adjusted, the temperature accumulation condition is effectively avoided, and the fermentation efficiency and quality of the biological feed are improved.

The invention relates to a cough ability evaluation instrument which comprises an air outlet assembly. One end of the air outlet assembly is connected with a measuring assembly through a connector. The air outlet end of the connector is connected to the air outlet assembly, and the measuring end is connected to the measuring assembly. The connector is of a hollow structure, an inner cavity of theconnector is provided with an air outlet blocking piece, the air outlet blocking piece can only be opened towards the measuring end in a one-way mode, the side wall of the connector is provided with an air inlet assembly, the air inlet assembly is of a hollow structure, an inner cavity of the air inlet assembly is provided with an air inlet blocking piece, and the air inlet blocking piece can onlybe opened towards the inner cavity of the connector. The measuring assembly is used for measuring the volume of gas entering the measuring assembly; the device has the beneficial effects that cough exhaled air is stored in the balloon-like device, so that the breathing intensity can be well reflected; the precision is good, the air leakage phenomenon is not likely to happen, and an air path can be blocked in time.

The invention relates to the technical field of material stripping devices, in particular to an automatic material stripping device wide in application range. The multifunctional material stirring device is fixedly installed on the installation table and further comprises a sheet material limiting mechanism, a roll material limiting mechanism, a continuous conveying device and a material scraping mechanism. The sheet limiting mechanism is horizontally mounted at the top of the mounting table; the coil stock limiting mechanism is fixedly mounted on the side part of the mounting table; the continuous conveying device is fixedly mounted in the mounting table; and the scraping mechanism is arranged above the continuous conveying device and is fixedly connected with the mounting table. The application can effectively improve the applicability of the equipment, save the operation space, and reduce the equipment cost at the same time.

The invention discloses a lightning protection device for a wind generating set, and relates to the technical field of wind generating. The problems of small lightning receiving area and poor lightning receiving effect of an existing lightning protection device for wind generating are solved. The lightning protection device comprises a lightning protection device main body; a plurality of groups of lower swinging parts and a plurality of groups of upper swinging parts are arranged in a peripheral array and connected to the outer side of the lower part of the lightning protection device main body through hinges; a group of driving parts are fixedly connected into the lightning protection device main body; a group of stop block transmission parts are connected to the upper part of the innerpart of the lightning protection device main body in a driving mode; and a group of unfolding transmission parts are rotatably connected to the lower part of the inner part of the lightning protectiondevice main body. According to the lightning protection device, the conversion between a lightning receiving ball and a lightning receiving net is achieved, when the lightning is large, the lightningreceiving range is increased by unfolding the lightning receiving net, when not in use, the lightning receiving net is folded into a lightning receiving ball state, the influence of strong wind on the lightning protection device is prevented, the service life is prolonged, and the practicability of the lightning protection device is improved.