72 results about "Piece Unit" patented technology

The application discloses a kind of double-curved steel truss and net shell bending-torsion piece assembly assembling jig and its assembling method, and the assembling jig includes a plurality of slide rails arranged in parallel, each slide rail is provided with a bottom beam movable relative to each other, the bottom beam is provided with height-adjustable column, and a plurality of height-adjustable columns are provided with top beam for connection.The application adopts slidable assembly jig, avoids the shortcomings of the prior art, and provides a new assembling method for bending-torsion piece unit.The jig slides in the slide rail through the bottom pulley, realizes rapid horizontal movement, greatly reduces the repeated installation, disassembly and handling work of the jig, realizes the repeated use and multi-layer stacking of the jig through the assembly method.In addition, different from the conventional assembling method of "first positioning the jig, then setting the height", the jig is assembled according to the method of "first setting the height, then positioning the jig", which avoids the problems of low efficiency and high cost caused by repeated production of the jig.

A pole-piece unit of a magnetic gear includes a pole-piece support body having a connection part that is connected to each end of a plurality of pole pieces, and a radially extending part that extends from the connection part toward an inner side in a radial direction. A first yoke unit includes an end plate that is disposed on an end surface of a first body part in an axial direction, and faces the radially extending part with a predetermined gap therebetween in the axial direction. The end plate has a magnetic material part that is made of a magnetic material, and a non-magnetic material part that is made of a non-magnetic material and disposed on an outer side in the radial direction relative to the magnetic material part.

The utility model discloses a chopstick cage for a dish-washing machine and the dish-washing machine. The two clamping piece units are located on the two sides of the handle; the clamping piece unit comprises two clamping pieces, one end of each clamping piece is connected with the handle, and the other end of each clamping piece is suspended; a chopstick box body; the buckle is arranged on the chopstick box body and is used for being detachably clamped with the clamping piece unit; a slide way is arranged on the buckle; the clamping position is arranged on the chopstick box body and is communicated with the slide way; the clamping position is positioned below the slide way; when the two clamping pieces are located in the sliding way, the suspended ends of the two clamping pieces are in an extruded state. When the two clamping pieces are located in the clamping positions, the suspended ends of the two clamping pieces are in a release state. The clamping piece can be clamped with the buckle and can also be separated from the buckle, so that the handle is mounted and dismounted; after the handle is detached from the chopstick cage body, the handle and the chopstick cage body can be cleaned respectively, and cleaning dead corners caused by fixed connection between the handle and the chopstick cage body are avoided.

The application provides a battery protection mesh mounting system and method, by setting a taking and placing piece unit composed of a relatively up and down movable taking and placing piece assembly and a positioning assembly, the taking and placing piece unit inserts and takes the protection mesh and moves to a preset position in the battery mesh mounting groove, the positioning assembly first moves downward to press and position the protection mesh on the diaphragm plate, and then the taking and placing piece assembly moves upward to completely separate from the protection mesh, the active tool separation mode of the taking and placing piece assembly can ensure that the protection mesh can be completely separated, and the electric cylinder structure is adopted to drive the taking and placing piece unit to perform the lifting action, so that the stability is high, the action precision is high, the speed and stroke are adjustable, the work efficiency of the taking and placing piece is ensured, and the technical problems of low taking success rate, low taking success rate of the mesh peeling off from the needle, prevention of the mesh from being out of position and other problems affecting the mesh quality and utility in the prior art are solved.

The application provides a non-contact metal strip non-damage automatic winding method and an automatic winding machine, and belongs to the technical field of metal processing. The technical problems such as easy material abrasion and complex setting separation mode of the prior art are solved. The non-contact metal strip non-damage automatic winding machine is provided with a strip winding mechanism on a rack, a strip separation device capable of automatically arranging the interval of separation pieces is arranged on one side above the strip winding mechanism, a support hinged seat is further arranged on the rack, the strip separation device support is hinged to the strip separation device through a first hinge shaft, the strip separation device support is provided with the strip separation device on one side of the strip separation device support, and the other side is provided with a swing driving mechanism capable of driving the strip separation device support to rotate around the hinge point so that the hydraulic expansion shaft of the strip separation device is close to but not in contact with the strip and can be separated by the separation piece unit. The application has the advantages of avoiding damage to the product, high accuracy and efficiency, and adaptability to different requirements.

The layered trolley comprises a trolley body, guide rods are arranged on the two sides of the trolley body, two sets of layered supports are arranged at the positions of the guide rods, and a plurality of sets of connecting frame rods are arranged between the two sets of layered supports. The layered supports are erected on the two sides of the trolley body through guide rods. According to the utility model, one layer of loading space is additionally arranged through the layered bracket, and one more layer of workpieces can be loaded in the same furnace body space, so that the space utilization rate is greatly improved. The layered trolley allows two workpiece layers to be processed at the same time, compared with a traditional single-layer trolley, the number of workpieces processed in unit time can be remarkably increased, and therefore the production efficiency is improved. As more workpieces can be processed in the furnace at the same time, the energy consumption of the unit workpiece is reduced, and energy conservation and consumption reduction are facilitated.

The utility model relates to the technical field of ship hydraulic control equipment, in particular to a modularized integrated control valve group for a ship hydraulic clutch. The device comprises a main valve group, a first functional module valve group, a second functional module valve group, a third functional module valve group and a top plate are sequentially arranged above the main valve group, and the first functional module valve group and the third functional module valve group are the same in internal structure; according to the utility model, a modularized sandwich valve group framework is adopted, and standardized valve block units are superposed on the basis of a main oil inlet valve block, so that a main valve block does not need to be redesigned when a module is newly added, a control loop can be expanded only by increasing or decreasing the standardized units, and the volume and complexity of multi-path control are remarkably reduced; aiming at a ship high-salt-fog environment, the valve block base material is made of high-strength aluminum alloy and adopts the zinc-plated nickel alloy composite coating, the surface corrosion resistance is improved through the electroplating and passivation dual process, and meanwhile, the salt-fog-resistant elastic sealing ring is used, so that the leakage risk caused by corrosion is reduced.

The invention relates to the technical field of photovoltaic modules, in particular to a photovoltaic module and a manufacturing method thereof. The manufacturing method comprises the following steps: manufacturing a battery piece unit: placing a buffer rubber piece on a battery piece to obtain the battery piece unit; the buffer rubber part is at least arranged on the first surface and is arranged along the edge of the first battery; the battery piece units are placed on a plurality of welding strips, the second faces face the welding strips, the welding strips are laid at intervals in the second direction, and the welding strips extend in the first direction; a plurality of welding strips are laid on the first faces of the battery piece units, the welding strips are laid at intervals in the second direction, and the welding strips extend in the first direction and are in lap joint with the buffer rubber parts; and welding: welding the battery piece with the plurality of welding strips laid on the first surface and the second surface. According to the invention, the welding strip is laid on the prefabricated battery piece unit, and the battery piece unit is welded with the laid welding strip, so that the high-efficiency manufacturing of the photovoltaic module is realized.

The invention is suitable for the technical field of cylinder body machining, and provides a tool for coaxial positioning of a cylinder body and a cylinder body flange, the tool comprises a cylinder body flange coaxial positioning table, and the cylinder body flange coaxial positioning table is additionally provided with a first material conveying belt and a second material conveying belt which are arranged side by side; the cylinder body flange coaxial positioning table comprises a cylinder body flange coaxial positioning piece, and a plurality of unit positioning pieces are additionally arranged on the cylinder body flange coaxial positioning piece; the unit positioning piece comprises a rotating body adjusting body and a radius adjusting body, and the rotating body adjusting body comprises a rotating body and a lifting body; the rotating body is used for driving the lifting body and the radius adjusting body to transversely rotate and adjust, and the lifting body is used for driving the radius adjusting body to longitudinally adjust the position; the cylinder telescopic rod II is used for adjusting the rotating radius of the expansion head; coaxial positioning, efficient and accurate positioning and mounting of the cylinder body and the cylinder body flange are achieved, and the subsequent cylinder body is high in quality and stability.

The utility model relates to cement kiln equipment technical field, concretely relates to a kind of preheater wide body ceramic inner cylinder for cement kiln, including multiple annular distribution's hanging piece unit each hanging piece unit includes fixed seat and stabilizing lock piece, multiple ceramic hanging pieces connected at head and tail are installed between fixed seat and stabilizing lock piece, the connecting place of two ceramic hanging pieces connected is equipped with transverse gap, longitudinal gap is set between the two adjacent hanging piece units, stabilizing briquetting is installed at the intersection of transverse gap and longitudinal gap, the connection strength between the two adjacent hanging piece units can be strengthened by the installation of stabilizing briquetting, avoid the phenomenon that the two adjacent hanging piece units appear front and rear misregistration after material falling and hanging piece impact when using, to reach the purpose that the overall inner cylinder structure stability is improved.

The piezoelectric stop piece for the multi-station piezoelectric jack and the multi-station needle selector are used for limiting the guide needle when the corresponding guide needle is switched in the station. In the present application, by setting the piezoelectric stop piece in the piezoelectric jack, on the one hand, the piezoelectric stop piece is used to limit the guide needle when the guide needle is switched in the station, so that the guide needle can be more accurately switched to the predetermined station, on the other hand, the piezoelectric stop piece is used to drive the stop piece unit of the piezoelectric stop piece to swing together, the piezoelectric bending actuator is mature in the field of piezoelectric jack, stable in use, low in manufacturing cost, only the original piezoelectric ceramic part of the piezoelectric jack is used, the overall structure of the piezoelectric jack does not need to be changed, thereby the stability of the piezoelectric stop piece in work is improved, and the effect of killing two birds with one stone is achieved.

The application provides a wafer cassette replacing device, which comprises a supporting structure, a first supporting table and a second supporting table arranged on the supporting structure. A push piece unit is arranged below the first supporting table, which is used for pushing a wafer in a first wafer cassette upwards out of the first wafer cassette. A grabbing and moving unit for grabbing the wafer pushed out by the push piece unit is further arranged on the supporting structure, which is further used for conveying the grabbed wafer to an upper position of a second wafer cassette. A receiving unit is further arranged below the second supporting table, which can be extended upwards to the upper position of the second wafer cassette to receive the wafer grabbed by the grabbing and moving unit; the receiving unit is further used for moving downwards to place the received wafer in the second wafer cassette after receiving the wafer. The automation degree in the wafer manufacturing process is improved, and the wafer cassette misloading accidents caused by the operator's mistake in the manual replacing process are prevented.

The invention discloses a polygonal scroll type solar panel and application thereof, the polygonal scroll type solar panel comprises N groups of battery piece units, N is greater than or equal to 3 and is an integer, the N groups of battery piece units are sequentially arranged along a rolling direction, each group of battery piece units comprises one or more electrically connected battery pieces, the width of the ith group of battery piece units is Wi, and Wi = Wi-1 + delta W is satisfied, wherein i is equal to 2, 3,... N, and delta W is a preset width difference, so that the widths of the groups are gradually increased in sequence, namely W1lt; w < 2lt >; ... lt; wN, each group of battery piece units are connected through a flexible connecting structure, when the whole winding body is wound, each group of battery piece units expand outwards layer by layer in the radial direction due to sequential increasing of the width, so that the outer contour of the winding body is in a K-sided shape, and K is the number of each group of battery piece units; according to the invention, the N groups of battery piece units of which the widths are gradually increased are matched with the flexible connection structure, and a K-sided cylinder is formed during rolling, so that collaborative optimization of compact storage, stable stacking and large unfolding area is realized.

The invention belongs to the technical field of photovoltaic cell manufacturing equipment, and particularly relates to a leveling assembly, an adsorption carrying table comprising the leveling assembly and a silicon wafer laser processing rotary carrying table. The structure of the leveling assembly comprises an elastic screw joint piece unit which is arranged on a rotary carrying table arm in a screw joint mode and used for pressing an adsorption carrying table downwards, and a leveling bolt which is arranged on the rotary carrying table arm in a screw joint mode and used for supporting the adsorption carrying table. And the fastening block unit is arranged on the lower surface of the rotary carrying platform arm and is used for clamping the leveled leveling bolt. The leveling assembly at least has the beneficial effects that in the leveling assembly, the elastic screw joint piece unit has the double functions of fully installing the adsorption carrying table and providing the leveling space, then the leveling bolt is rotated firstly, then the fastening block unit clamps the leveling bolt after leveling is completed, and the leveling effect is achieved. Finally, the adsorption carrying platform has an outstanding function of active leveling before being used.

The invention relates to an automatic piecing unit (2) of a ring spinning machine (1) and a method of braking a spindle (3) of a ring spinning machine (1) by means of the automatic piecing unit (2). The automatic piecing unit (2) comprises a spindle braking unit (4) comprising clamping arms (6a, 6b) adapted to move laterally relative to each other in a linear motion guide (7). Each of the clamping arms (6a, 6b) is coupled with at least one clamping finger (8a, 8b) and each of the at least one clamping finger (8a, 8b) comprises one or more braking shoes (11) provided at an inner end thereof. The one or more braking shoes (11) are adapted to clamp a spindle flyer (10) of a spindle (3) of the ring spinning machine (1) to stop rotation of the spindle (3).

The utility model relates to a lifting type scraper device, and belongs to the technical field of silver bright steel bar production. Comprising a rack, two scraper units, namely a first scraper unit and a second scraper unit, are arranged on the top face of the rack in a spaced mode, lifting mechanisms are arranged between the scraper units and the rack respectively, and the lifting mechanisms control the corresponding scraper units to do lifting motion; an oil accumulating disc is arranged at the bottom of the machine frame, the silver bright steel bar penetrates through the two scraping piece units, the scraping piece units scrape water and dirt on the surface of the steel bar, and then the water and the dirt fall into the oil accumulating disc. The device is simple in structure and convenient to operate, the height of the scraper unit is adjusted according to the center of the material specification, water and dirt on the surface of the silver bright steel bar can be scraped off on line, the anti-rust effect is improved, the anti-rust period is prolonged, and the subsequent operation safety is guaranteed.

The invention relates to the technical field of bulletproof equipment, in particular to a method for repairing assembled ceramic bulletproof equipment, which comprises the following steps of: treating a bullet part of the bulletproof equipment, and removing broken or loose bulletproof ceramic chip units which are debonded with a rear lining cloth layer to form a to-be-repaired area; repairing the rear lining cloth layer of the to-be-repaired area; a stretching type honeycomb block with the same size as the area to be repaired is cut, and a replacement ceramic piece unit with the same size as the bulletproof ceramic piece unit is placed and fixed into a grid cavity of the stretching type honeycomb block; the stretching type honeycomb blocks with the filled lattice cavities are placed in the to-be-repaired area, and the stretching type honeycomb blocks and the repaired rear lining cloth layer are bonded and fixed. The method can be widely applied to battlefield rapid repair of various bulletproof equipment adopting the assembled ceramic composite structure, and has the advantages that the repair material is convenient to carry, the logistics pressure is small, the repair speed is high, and the protection capacity of the bulletproof protective tool is not reduced after repair.

The application provides a size self-defined solar silicon light piece splitting device, which comprises a fixing assembly, a rotating assembly and a sliding assembly; the fixing assembly comprises a fixing support and a fixing clamping module, the fixing support is provided with a fixing mounting groove, the rotating assembly comprises a rotating support, a rotating driving device and a rotating clamping module, and the rotating support is provided with a rotating mounting groove. The end of the silicon light piece is clamped by the sliding clamping block, and the preset stroke is advanced by the driving of the sliding driving device, the preset stroke corresponds to the splitting size of the silicon light piece, the splitting is realized by the hinging of the fixing support and the rotating support, the silicon light piece is split along the horizontal rotating shaft direction, the clamping and fixing of the fixing clamping module and the rotating clamping module at the two ends of the splitting position are matched, the stability of the splitting is improved, and the efficient splitting of multiple silicon light piece units can be realized by the driving advancement of the sliding driving device and the rotation of the rotating support.

The invention belongs to the technical field of building construction auxiliary equipment, and particularly discloses a splicing platform suitable for a special-shaped plank road bridge, the splicing platform comprises a hanging basket and a hanging piece unit, the hanging piece unit comprises a mounting plate, two sets of limiting plates, a pressing block and a fixing block, the pressing block is located below the fixing block, and a first spring is connected between the pressing block and the mounting plate; two ends of the steel structure main body are respectively positioned between the bottom of the limiting plate and the mounting plate; the two limiting plates are located on the two sides of the mounting plate correspondingly, the lower portions of the two limiting plates are hinged to the mounting plate, the tops of the two limiting plates abut against the slopes on the two sides of the mounting plate, and a second spring is connected between the two limiting plates; and a driving unit for driving the pressing block to descend is arranged on the fixing block, and the two limiting plates can be pushed to swing outwards in the descending process of the pressing block, so that the bottoms of the limiting plates make close contact with the steel structure body. The connecting stability of the splicing platform and the steel structure body can be improved, and therefore safety is improved.

The utility model discloses an adjustable ceramic handicraft which comprises a vase body, the vase body sequentially comprises a vase opening part, a vase body part and a base part from top to bottom, the upper end of the vase opening part is provided with an opening, the lower end of the vase opening part is connected with the upper end of the vase body part, and the lower end of the vase body part is connected with the upper end of the base part. The bottle body part comprises a bottom plate and ribs arranged on the bottom plate at intervals in the longitudinal direction and the transverse direction, the longitudinal ribs and the transverse ribs intersect to define a plurality of containing groove units, the bottle body part further comprises ceramic chip units capable of being installed in the containing groove units, each ceramic chip unit comprises a front face and a back face, the front face of each ceramic chip unit is a decorative face, and the back face of each ceramic chip unit is a decorative face. The ceramic chip units are installed in the containing groove units respectively, a plurality of decorative faces are spliced to form decorative patterns or figures, magnetic attraction devices are arranged on the back faces of the ceramic chip units, the ceramic chip units are fixed in the containing groove units through magnetic attraction, and ejection mechanisms are arranged at the bottoms of the containing groove units. The ejection mechanism ejects the ceramic chip unit out of the containing groove unit to be separated from the containing groove unit.

The invention discloses an automatic production device for building concrete prefabricated part assembly. A prefabricated part comprises a box body, a buckle, a blocking part and a steel wire rope. A bracket; the buckle conveying unit is arranged on the first support, the buckle conveying unit comprises a suction cup unit provided with suction cups, and the buckle conveying unit conveys the suction cups on the Y axis and the Z axis; the box body conveying unit comprises a third driving part and a rotating disc, the rotating disc is arranged above the base, and the output end of the third driving part is connected with the rotating disc; the positioning unit is arranged on the rotating disc, the positioning unit is fixedly connected with the rotating disc, and the positioning unit comprises a containing space with an opening in the upper portion for containing a box body; the pressing unit is arranged on one side of the positioning unit and comprises a fourth driving part and a pressing tool; the detector is opposite to the positioning piece unit so as to detect the positions of the buckle and the steel wire rope; compared with the prior art, the automatic production line has the beneficial effects that automatic production of concrete prefabricated parts can be achieved, and the assembling efficiency is high in the assembling process.

The invention provides a fixing piece manufacturing method, a fixing piece and a traction wearing assembly. The fixing piece manufacturing method comprises the steps that a first fixing piece unit and a second fixing piece unit are formed, a first hollow-out area is formed on the connecting face of the first fixing piece unit, a first reinforcing convex rib is formed in the first hollow-out area, a second hollow-out area is formed on the connecting face of the second fixing piece unit, and a second reinforcing convex rib is formed in the second hollow-out area; the first fixing part unit and the second fixing part unit are aligned and abut against each other, so that the first hollowed-out area communicates with the second hollowed-out area, the first reinforcing convex rib and the second reinforcing convex rib abut against each other, and a to-be-wound structure is formed; performing winding treatment on the to-be-wound structure through the winding piece to form a winding structure; carrying out thermosetting treatment on the winding structure to form a semi-finished product of the fixing part; the fixing sleeve is assembled on the fixing piece semi-finished product, so that the structural strength of the formed fixing piece is improved, and meanwhile, the carbon fiber material under the same structural strength requirement is reduced.

The embodiment of the invention mainly relates to the field of production, in particular to a method and device for obtaining unit energy consumption estimation of a workpiece, electronic equipment and a medium. Wherein the energy consumption of a first production line in a first time period is obtained; aiming at each type in a plurality of production types in the first production line, obtaining the number of workpieces passing through each process of the first production line; a sample pair corresponding to the first time period is generated, and the sample pair comprises the energy consumption of the first production line in the first time period, the number of workpieces passed by each type in each process of the first production line and the first time period; determining a plurality of time periods, and generating a sample pair of each time period in the plurality of time periods; and inputting all the sample pairs into a preset statistical model for calculation so as to output unit energy consumption estimation of each type of workpieces in each process through the preset statistical model.

Described herein are embodiments of systems and apparatuses that include a dart and / or a clutch for a dart plunger. In an exemplary embodiment, the clutch consists of a one-piece unit having a length, an outside diameter, and an inside diameter where at least a portion of the inside diameter is sized to create a frictional interface with a dart. The clutch may also include a gap, a slot, and / or a spiral cut. The dart may include a shaft having opposite ends and a shaft diameter that varies between the opposite ends.

The application discloses a chess piece receiving and sending mechanism, which comprises a chess box, a waiting area, a first driving device and a second driving device. The chess box can accommodate chess pieces and is provided with permanent magnets. The polarities of the permanent magnets of the chess pieces are consistent. In the chess box, the chess pieces are stacked along the axial direction of the chess box. Any two adjacent chess pieces are attracted to each other under the action of magnetic force, and a chess piece unit is formed. The waiting area is arranged at one end of the chess box. The first driving device is in transmission connection with the chess piece unit, so as to drive the chess piece unit to move along the axial direction of the chess box. The second driving device can drive the chess pieces to switch between the chess box and the waiting area. The chess pieces are orderly arranged in the chess box. Through cooperation of the first driving device and the second driving device, the chess pieces can be switched between the chess box and the waiting area. The whole process is automatically operated, so that man-machine chess playing and remote chess playing can be realized, the chess piece output rate can be improved, and the efficiency can be improved. The application further discloses a chess piece and a chessboard.

The application discloses an assembled sinking well, which comprises multiple ring pipe piece units, each ring pipe piece unit is connected by multiple pipe pieces, the multiple pipe pieces of each ring pipe piece unit are connected through a ring connecting structure, longitudinally adjacent two pipe pieces are connected through a longitudinal connecting structure, and the longitudinal connecting structure comprises a first lock block inserted on one pipe piece, a second lock block inserted on another pipe piece, a connecting assembly and a locking assembly. The pipe pieces are connected together through the mortise and tenon structure, the pipe pieces can be quickly positioned, and the positioning difficulty and low positioning precision in the pipe piece assembling process are overcome. The locking assembly is pre-installed in the first mounting groove of each pipe piece, the first and second lock blocks are locked at one time through the connecting assembly during actual assembling, and the locking assembly is used for secondary locking, so that the longitudinally adjacent pipe pieces can be quickly mounted, the reliable connection between the longitudinal pipe pieces is ensured, the assembling efficiency is improved, the safety is high, and the construction period is shortened.

The application belongs to the field of fastener hardness testing, and particularly relates to a fastener hardness testing device, which comprises a fastener conveying assembly and a sealed hardness testing assembly, the fastener conveying assembly is used for conveying fasteners, and the sealed hardness testing assembly is installed on the fastener conveying assembly; the fastener conveying assembly comprises a conveying member and a plurality of clamping assemblies installed on the conveying member; the clamping assembly comprises a gas guide ring and a plurality of unit clamping members arranged in an annular array, the unit clamping member comprises a guide rail and a clamping plate, the guide rail is assembled on the conveying member; the clamping plate is slidingly assembled on the guide rail and is controlled in the sliding position on the guide rail by an electric telescopic rod installed on the guide rail; the clamping plate comprises a gas tank and a plurality of positioning legs, the plurality of positioning legs are movably inserted on the gas tank; the universal hardness testing is achieved, which is suitable for being abutted against fasteners with different shapes and is capable of achieving fast, accurate and stable positioning, and the accuracy, automation level and efficiency of the overall detection are improved.

The utility model belongs to the technical field of pipeline structures, and particularly relates to a high-stability water pumping pipeline for a mine. According to the high-stability water pumping pipeline for the mine, the fixed circular ring, the perforated circular ring, the screw joint piece unit, the sealing ring unit, the protective sleeve unit and the sealing circular ring unit are arranged on the pipe body, so that 1, the connecting structure of the water pumping pipeline is relatively simple, and only the sealing ring unit is an independent part; connection operation is simple and convenient; 2, the outer part of the connecting structure is covered and protected by the protective sleeve unit and the sealing circular ring unit, so that the connecting structure is not easy to disintegrate and good in stability even if the water pumping pipeline is pulled, rolled and impacted;

The application discloses a whole piece device and an automatic wafer loading and unloading machine, and relates to the technical field of wafer production. The whole piece device comprises a whole piece assembly, and the whole piece assembly comprises a first whole piece unit, a second mounting seat, a first positioning wheel and a first pressure sensor. The first mounting seat is slidably arranged on a rack along the width direction of a belt line. The second mounting seat is movably arranged on the first mounting seat along the width direction of the belt line. The first positioning wheel is rotatably arranged on the second mounting seat. The first pressure sensor is arranged on the rack. The test end of the first pressure sensor is connected with the second mounting seat to detect the pressure generated when the first positioning wheel contacts the wafer. The controller is electrically connected with the first pressure sensor. The controller is used for controlling the working state of the automatic wafer loading and unloading machine according to the pressure detected by the first pressure sensor. The controller can avoid the wafer from being broken or having a broken edge due to excessive pressure. The application effectively improves the production yield and the overall production efficiency of the wafer.

The utility model discloses a transfer frame for shell class spare storage and transportation, including the chassis, still include at least one positioning piece unit of installing on the chassis, the positioning piece unit includes positioning piece mounting ring and installs at least one positioning piece on positioning piece mounting ring, positioning piece including first positioning piece, second positioning piece and third positioning piece, first positioning piece, second positioning piece and third positioning piece structure are different, the transfer frame for shell class spare storage and transportation provided by the utility model, through setting up multiple positioning piece units, and contain multiple different structures's positioning piece, through replacing different positioning piece and change the position of positioning piece can be adapted to the transfer of different shell class spare.